The Ecere SDK - sdk/blob - ecere/src/gui/drivers/XInterface.ec

   1 namespace gui::drivers;
   2
   3 import "instance"
   4 #if !defined(ECERE_VANILLA) && !defined(ECERE_NO3D) && !defined(ECERE_NOGL)
   5 import "OpenGLDisplayDriver"
   6 #endif
   7
   8 #if (defined(__unix__) || defined(__APPLE__)) && !defined(ECERE_MINIGLX)
   9
  10 #undef __BLOCKS__
  11 default:
  12 #define uint _uint
  13 #define property _property
  14 #define new _new
  15 #define class _class
  16
  17 #ifdef __linux__
  18 #include <linux/joystick.h>
  19 #endif
  20 #include <sys/param.h>
  21 #include <stdlib.h>
  22 #include <unistd.h>
  23 #include <sys/select.h>
  24
  25 //#include <stdio.h>
  26 //#include <stdlib.h>
  27 //#include <string.h>
  28
  29 #define Window    X11Window
  30 #define Cursor    X11Cursor
  31 #define Font      X11Font
  32 #define Display   X11Display
  33 #define Time      X11Time
  34 #define KeyCode   X11KeyCode
  35 #define Picture   X11Picture
  36 #define Bool      X11Bool
  37
  38 #define _XTYPEDEF_BOOL
  39 typedef int X11Bool;
  40
  41 #include <X11/Xatom.h>
  42 #include <X11/Xlib.h>
  43 #include <X11/Xresource.h>
  44 #include <X11/Xutil.h>
  45 #include <X11/XKBlib.h>
  46 #include <X11/keysym.h>
  47 #include <X11/cursorfont.h>
  48 #include <fcntl.h>
  49 #if !defined(ECERE_NO3D) && !defined(ECERE_NOGL)
  50 #include <GL/glx.h>
  51 #endif
  52 #include <X11/extensions/Xrender.h>
  53 #include <X11/extensions/XShm.h>
  54
  55 #undef Bool
  56 #undef Picture
  57 #undef Window
  58 #undef Cursor
  59 #undef Font
  60 #undef Display
  61 #undef Time
  62 #undef KeyCode
  63 #undef uint
  64
  65 #undef new
  66 #undef property
  67 #undef class
  68 private:
  69
  70 import "Interface"
  71 import "XDisplayDriver"
  72
  73 // These are the events we care about
  74 #define EVENT_MASK StructureNotifyMask | \
  75       ButtonPressMask | ButtonReleaseMask | PointerMotionMask | \
  76       KeyPressMask | KeyReleaseMask | ExposureMask | FocusChangeMask | \
  77       PropertyChangeMask
  78
  79 void * xGlobalDisplay;
  80 static XIM im;
  81 // static XIC ic;
  82 static XContext windowContext;
  83 static Window lastActive;
  84
  85 static char * clipBoardData;
  86
  87 static Thread /* xThread, */ timerThread;
  88 static bool xTerminate;
  89 static Semaphore xSemaphore { };
  90 static Mutex xMutex { };
  91 static bool fullScreenMode;
  92 static int desktopX = 0, desktopY = 0, desktopW = 0, desktopH = 0;
  93 X11Window confineWindow;
  94 static X11Cursor nullCursor;
  95 static X11Window capturedWindow = None;
  96 static Window restrictedWindow = null;
  97 static bool gotAnXEvent = false;
  98 static XEvent xEvent;
  99 static int joystickFD[4];
 100 static X11Window activeWindow;
 101 static X11Cursor systemCursors[SystemCursor];
 102
 103 static Window acquiredInputWindow;
 104 static Point acquireStart;
 105 static Point lastMouse;
 106 static MouseButtons buttonsState;
 107
 108 static bool keyStates[KeyCode];
 109
 110 static enum NETWMStateAction { remove = 0, add = 1, toggle = 2 };
 111
 112 static enum AtomIdents
 113 {
 114    clipboard, multiple, targets, utf8_string, wm_delete_window, wm_hints, wm_name, wm_protocols, wm_state, wm_take_focus, wm_transient_for,
 115    _motif_wm_hints,
 116    _net_active_window, _net_current_desktop, _net_number_of_desktops, _net_wm_icon, _net_wm_name, _net_wm_pid,
 117    _net_wm_state, _net_wm_state_demands_attention, _net_wm_state_hidden, _net_wm_user_time, _net_wm_window_type,
 118    _net_wm_window_type_desktop, _net_wm_window_type_dialog, _net_wm_window_type_dock, _net_wm_window_type_dropdown_menu,
 119    _net_wm_window_type_menu, _net_wm_window_type_normal, _net_wm_window_type_popup_menu, _net_wm_window_type_splash,
 120    _net_wm_window_type_toolbar, _net_wm_window_type_utility, _net_workarea, _net_frame_extents, _net_request_frame_extents,
 121    _net_wm_state_maximized_vert, _net_wm_state_maximized_horz, _net_wm_state_modal, app_selection, _net_supported,
 122    _net_wm_state_skip_taskbar, _net_wm_state_fullscreen, _net_wm_state_above, capsLock, numLock, scrollLock
 123 };
 124
 125 static Atom atoms[AtomIdents];
 126 static bool atomsSupported[AtomIdents];
 127
 128 static const char *atomNames[AtomIdents] = {
 129    "CLIPBOARD", //clipboard
 130    "MULTIPLE", //multiple
 131    "TARGETS", //targets
 132    "UTF8_STRING", //utf8_string
 133    "WM_DELETE_WINDOW", //wm_delete_window
 134    "WM_HINTS", //wm_hints
 135    "WM_NAME", //wm_name
 136    "WM_PROTOCOLS", //wm_protocols
 137    "WM_STATE", //wm_state
 138    "WM_TAKE_FOCUS", //wm_take_focus
 139    "WM_TRANSIENT_FOR", //wm_transient_for
 140    "_MOTIF_WM_HINTS", //_motif_wm_hints
 141    "_NET_ACTIVE_WINDOW", //_net_active_window
 142    "_NET_CURRENT_DESKTOP", //_net_current_desktop
 143    "_NET_NUMBER_OF_DESKTOPS", //_net_number_of_desktops
 144    "_NET_WM_ICON", //_net_wm_icon
 145    "_NET_WM_NAME", //_net_wm_name
 146    "_NET_WM_PID", //_net_wm_pid
 147    "_NET_WM_STATE", //_net_wm_state
 148    "_NET_WM_STATE_DEMANDS_ATTENTION", //_net_wm_state_demands_attention
 149    "_NET_WM_STATE_HIDDEN", //_net_wm_state_hidden
 150    "_NET_WM_USER_TIME", //_net_wm_user_time
 151    "_NET_WM_WINDOW_TYPE", //_net_wm_window_type
 152    "_NET_WM_WINDOW_TYPE_DESKTOP", //_net_wm_window_type_desktop
 153    "_NET_WM_WINDOW_TYPE_DIALOG", //_net_wm_window_type_dialog
 154    "_NET_WM_WINDOW_TYPE_DOCK", //_net_wm_window_type_dock
 155    "_NET_WM_WINDOW_TYPE_DROPDOWN_MENU", //_net_wm_window_type_dropdown_menu
 156    "_NET_WM_WINDOW_TYPE_MENU", //_net_wm_window_type_menu
 157    "_NET_WM_WINDOW_TYPE_NORMAL", //_net_wm_window_type_normal
 158    "_NET_WM_WINDOW_TYPE_POPUP_MENU", //_net_wm_window_type_popup_menu
 159    "_NET_WM_WINDOW_TYPE_SPLASH", //_net_wm_window_type_splash
 160    "_NET_WM_WINDOW_TYPE_TOOLBAR", //_net_wm_window_type_toolbar
 161    "_NET_WM_WINDOW_TYPE_UTILITY", //_net_wm_window_type_utility
 162    "_NET_WORKAREA",  //_net_workarea
 163    "_NET_FRAME_EXTENTS", // _net_frame_extents
 164    "_NET_REQUEST_FRAME_EXTENTS", // _net_request_frame_extents
 165    "_NET_WM_STATE_MAXIMIZED_VERT", // _net_wm_state_maximized_vert
 166    "_NET_WM_STATE_MAXIMIZED_HORZ", // _net_wm_state_maximized_horz
 167    "_NET_WM_STATE_MODAL", // _net_wm_state_modal
 168    "APP_SELECTION",
 169    "_NET_SUPPORTED",
 170    "_NET_WM_STATE_SKIP_TASKBAR",
 171    "_NET_WM_STATE_FULLSCREEN",
 172    "_NET_WM_STATE_ABOVE",
 173    "Caps Lock",
 174    "Num Lock",
 175    "Scroll Lock",
 176 };
 177 /*
 178 _NET_WM_STATE_STICKY, ATOM
 179 _NET_WM_STATE_SHADED, ATOM
 180 _NET_WM_STATE_SKIP_PAGER, ATOM
 181 _NET_WM_STATE_BELOW, ATOM
 182 */
 183
 184 static bool autoRepeatDetectable;
 185 static bool setICPosition;
 186 int xSystemDepth;
 187 PixelFormat xSystemPixelFormat;
 188 Visual * xSystemVisual;
 189 bool xSharedMemory;
 190
 191 static void SetNETWMState(X11Window windowHandle, bool throughRoot, NETWMStateAction action, Atom atom1, Atom atom2)
 192 {
 193    if(atomsSupported[_net_wm_state])
 194    {
 195       int format;
 196       unsigned long count, fill;
 197       Atom type;
 198       char * data = null;
 199       uint state = WithdrawnState;
 200
 201       /*if(XGetWindowProperty(xGlobalDisplay, windowHandle, atoms[wm_state], 0, 3, False,
 202                  atoms[wm_state], &type, &format, &count, &fill, &data) == Success && count)
 203       {
 204          state = *(uint *)data;
 205          XFree(data);
 206       } */
 207       if(!throughRoot) //state == WithdrawnState)
 208       {
 209          // We need to handle modifying these ourselves for withdrawn windows...
 210          if(action == add)
 211          {
 212             Atom values[2] = { atom1, atom2 };
 213             XChangeProperty(xGlobalDisplay, windowHandle, atoms[_net_wm_state], XA_ATOM,
 214                32, PropModeAppend, (byte *)values, atom2 ? 2 : 1);
 215          }
 216          else if(XGetWindowProperty(xGlobalDisplay, windowHandle, atoms[_net_wm_state], 0, 32, False,
 217              XA_ATOM, &type, &format, &count, &fill, &data) == Success)
 218          {
 219             Atom * values = (Atom *) data;
 220             int i;
 221             for (i = 0; i < count; i++)
 222             {
 223                if(values[i] == atom1 || (atom2 && values[i] == atom2))
 224                {
 225                   if(i < count - 1)
 226                      memmove(values + i, values + i + 1, sizeof(Atom) * (count - i - 1));
 227                   count--;
 228                   i--;
 229                }
 230             }
 231             XChangeProperty(xGlobalDisplay, windowHandle, atoms[_net_wm_state], XA_ATOM, 32, PropModeReplace, (byte *)values, (int)count);
 232             XFree(data);
 233          }
 234       }
 235       else
 236       {
 237          XClientMessageEvent event = { 0 };
 238          event.type = ClientMessage;
 239          event.message_type = atoms[_net_wm_state];
 240          event.display = xGlobalDisplay;
 241          event.serial = 0;
 242          event.window = windowHandle;
 243          event.send_event = 1;
 244          event.format = 32;
 245          event.data.l[0] = action;
 246          event.data.l[1] = atom1;
 247          event.data.l[2] = atom2;
 248          XSendEvent(xGlobalDisplay, DefaultRootWindow(xGlobalDisplay), bool::false,
 249             SubstructureRedirectMask | SubstructureNotifyMask, (union _XEvent *)&event);
 250       }
 251    }
 252
 253 }
 254
 255 static X11Time timeStamp;
 256
 257 class XWindowData : struct
 258 {
 259 public:
 260    XVisualInfo * visual;
 261    XIC ic;
 262    bool laterFocus;
 263    // Decorations Size
 264    Box decor;
 265    bool gotFrameExtents;
 266    bool currentlyVisible;
 267 };
 268
 269 bool XGetBorderWidths(Window window, Box box)
 270 {
 271    XWindowData windowData = window.windowData;
 272    if(windowData)
 273    {
 274       if(window.state == maximized)
 275          box = { 0, 0, 0, 0 };
 276       else
 277          box = windowData.decor;
 278       return true;
 279    }
 280    return false;
 281 }
 282
 283 static Visual * FindFullColorVisual(X11Display *dpy, int * depth)
 284 {
 285    XVisualInfo vinfo;
 286    XVisualInfo *vinfo_ret;
 287    int numitems;
 288
 289    vinfo._class = TrueColor;
 290    vinfo_ret = XGetVisualInfo(dpy, VisualClassMask, &vinfo, &numitems);
 291    if(numitems)
 292    {
 293       int maxdepth = 0;
 294       while(numitems > 0)
 295       {
 296          if(vinfo_ret[numitems-1].depth > maxdepth)
 297             maxdepth = vinfo_ret[numitems-1].depth;
 298          numitems--;
 299       }
 300       XFree((void *) vinfo_ret);
 301       if(maxdepth >= 16)
 302       {
 303          if(XMatchVisualInfo(dpy, DefaultScreen(dpy), maxdepth, TrueColor, &vinfo))
 304          {
 305             *depth = maxdepth;
 306             return vinfo.visual;
 307          }
 308       }
 309    }
 310    return null;
 311 }
 312
 313 static void RepositionDesktop(bool updateChildren)
 314 {
 315    int x = 0, y = 0;
 316    int w, h;
 317    Screen * x_screen = XDefaultScreenOfDisplay(xGlobalDisplay);
 318    X11Window x_root;
 319    int current = 0;
 320    char *data = null;
 321    int format;
 322    unsigned long len, fill;
 323    Atom type;
 324    static double lastTime = 0, time;
 325
 326    time = GetTime();
 327    if(desktopW && desktopH && time - lastTime < 1.5) return;
 328    lastTime = time;
 329
 330    w = XDisplayWidth(xGlobalDisplay, DefaultScreen(xGlobalDisplay));
 331    h = XDisplayHeight(xGlobalDisplay, DefaultScreen(xGlobalDisplay));
 332    x_root = XRootWindowOfScreen(x_screen);
 333
 334    if(atomsSupported[_net_number_of_desktops])
 335    {
 336       if(XGetWindowProperty(xGlobalDisplay, x_root, atoms[_net_number_of_desktops], 0, 1, False,
 337                             XA_CARDINAL, &type, &format, &len, &fill,
 338                             &data) != Success)
 339       {
 340          printf("cant get xa desktops property\n");
 341       }
 342
 343       if(data)
 344       {
 345          int desktops = 0;
 346          desktops = (int)*(long *)data;
 347
 348          //printf("_NET_NUMBER_OF_DESKTOPS is %d\n", desktops);
 349
 350          XFree(data);
 351          data = null;
 352       }
 353    }
 354
 355    if(atomsSupported[_net_current_desktop])
 356    {
 357       if(XGetWindowProperty(xGlobalDisplay, x_root, atoms[_net_current_desktop], 0, 1, False,
 358                             XA_CARDINAL, &type, &format, &len, &fill,
 359                             &data) != Success)
 360       {
 361          printf("cant get xa current property\n");
 362       }
 363
 364       if(data)
 365       {
 366          current = (int)*(long *)data;
 367          XFree(data);
 368          data = null;
 369
 370          //printf("_NET_CURRENT_DESKTOP is %d\n", current);
 371       }
 372    }
 373    if(atomsSupported[_net_workarea])
 374    {
 375       long *workareas;
 376
 377       if(XGetWindowProperty(xGlobalDisplay, x_root, atoms[_net_workarea], 0, (4 * 32),
 378                             False, AnyPropertyType, &type, &format, &len,
 379                             &fill, &data) != Success)
 380       {
 381          //printf("warning\n");
 382       }
 383
 384       /*
 385       if(type == None || format == 0)
 386          printf("warning\n");
 387
 388       if(fill)
 389          printf("warning\n");
 390
 391       if(len % 4)
 392          printf("warning\n");
 393       */
 394
 395       if(data)
 396       {
 397          workareas = (long *)data;
 398
 399          x = (int)workareas[current * 4];
 400          y = (int)workareas[current * 4 + 1];
 401          w = (int)workareas[current * 4 + 2];
 402          h = (int)workareas[current * 4 + 3];
 403
 404          //printf("_NET_WORKAREA is x = %d, y = %d, w = %d, h = %d\n", x, y, w, h);
 405          XFree(data);
 406          data = null;
 407       }
 408       //   printf("Work Area width: %d, height %d\n", w, h);
 409    }
 410
 411    if(desktopX != x || desktopY != y || desktopW != w || desktopH != h)
 412    {
 413       bool skip = false;
 414       // Don't change the desktop area if another fullscreen application is running
 415       // (Attemps to solve the debugging IDE being re-activated while switching debugged app between fullscreen/windowed on Cinnamon)
 416       if(XGetWindowProperty(xGlobalDisplay, x_root, atoms[_net_active_window], 0, 32,
 417                             False, AnyPropertyType, &type, &format, &len,
 418                             &fill, &data) == Success && data)
 419       {
 420          X11Window active = *(long *)data;
 421          XFree(data);
 422          if(XGetWindowProperty(xGlobalDisplay, active, atoms[_net_wm_state], 0, 32, False,
 423              XA_ATOM, &type, &format, &len, &fill, &data) == Success)
 424          {
 425             Atom * values = (Atom *) data;
 426             int i;
 427             for (i = 0; i < len; i++)
 428             {
 429                if(values[i] == atoms[_net_wm_state_fullscreen])
 430                {
 431                   skip = true;
 432                   break;
 433                }
 434             }
 435             XFree(data);
 436          }
 437       }
 438       if(w && h && !skip)
 439       {
 440          guiApp.SetDesktopPosition(x, y, w, h, updateChildren);
 441          desktopX = x;
 442          desktopY = y;
 443          desktopW = w;
 444          desktopH = h;
 445       }
 446    }
 447 }
 448
 449 /****************************************************************************
 450    /// PRIVATE UTILITY FUNCTIONS /////////////
 451 ****************************************************************************/
 452 // --- Keyboard Input ---
 453 #define KEYCODE_HOME    0x59
 454 #define KEYCODE_UP      0x5A
 455 #define KEYCODE_PGUP    0x5B
 456 #define KEYCODE_LEFT    0x5C
 457 #define KEYCODE_RIGHT   0x5E
 458 #define KEYCODE_END     0x5F
 459 #define KEYCODE_DOWN    0x60
 460 #define KEYCODE_PGDWN   0x61
 461 #define KEYCODE_INS     0x62
 462 #define KEYCODE_DEL     0x63
 463 #define KEYCODE_SLASH   0x68
 464
 465 default:
 466 extern int __ecereVMethodID___ecereNameSpace__ecere__gui__Window_OnKeyHit;
 467 extern int __ecereVMethodID___ecereNameSpace__ecere__gui__Window_OnKeyUp;
 468 extern int __ecereVMethodID___ecereNameSpace__ecere__gui__Window_OnKeyDown;
 469 extern int __ecereVMethodID___ecereNameSpace__ecere__gui__Window_OnKeyHit;
 470 extern int __ecereVMethodID___ecereNameSpace__ecere__gui__Window_OnMouseMove;
 471 extern int __ecereVMethodID___ecereNameSpace__ecere__gui__Window_OnLeftDoubleClick;
 472 extern int __ecereVMethodID___ecereNameSpace__ecere__gui__Window_OnLeftButtonDown;
 473 extern int __ecereVMethodID___ecereNameSpace__ecere__gui__Window_OnLeftButtonUp;
 474 extern int __ecereVMethodID___ecereNameSpace__ecere__gui__Window_OnMiddleDoubleClick;
 475 extern int __ecereVMethodID___ecereNameSpace__ecere__gui__Window_OnMiddleButtonDown;
 476 extern int __ecereVMethodID___ecereNameSpace__ecere__gui__Window_OnMiddleButtonUp;
 477 extern int __ecereVMethodID___ecereNameSpace__ecere__gui__Window_OnRightDoubleClick;
 478 extern int __ecereVMethodID___ecereNameSpace__ecere__gui__Window_OnRightButtonDown;
 479 extern int __ecereVMethodID___ecereNameSpace__ecere__gui__Window_OnRightButtonUp;
 480 private:
 481
 482 static bool ProcessKeyMessage(Window window, uint keyCode, int release, XKeyEvent * event)
 483 {
 484    bool result = true;
 485    Key code;
 486    unichar ch = 0;
 487    KeySym keysym = NoSymbol;
 488    int buflength = 0;
 489    static long bufsize = 16;
 490    static char *buf = NULL;
 491    XWindowData windowData = window.windowData;
 492    Key key = 0;
 493
 494    if(window.destroyed) return result;
 495
 496    // Logf("Got 0x%x (%d)\n", keyCode, key);
 497
 498    // Translate the key code
 499    /*
 500    key = key - 8;
 501    //Logf("Got 0x%x (%d)\n", key, key);
 502
 503    switch(key)
 504    {
 505       case KEYCODE_HOME: key = home; break;
 506       case KEYCODE_UP: key = up; break;
 507       case KEYCODE_PGUP: key = pageUp; break;
 508       case KEYCODE_LEFT: key = left; break;
 509       case KEYCODE_RIGHT: key = right; break;
 510       case KEYCODE_END: key = end; break;
 511       case KEYCODE_DOWN: key = down; break;
 512       case KEYCODE_PGDWN: key = pageDown; break;
 513       case KEYCODE_INS: key = insert; break;
 514       case KEYCODE_DEL: key = del; break;
 515       case KEYCODE_SLASH: key = keyPadSlash; break;
 516    }
 517
 518    ch = (byte)Interface::TranslateKey(key, event->state & ShiftMask);
 519    */
 520 /*
 521    if(release)
 522       Logf("Key up:   %3d (%2x)\n", key, key);
 523    else
 524       Logf("Key down: %3d (%2x)\n", key, key);
 525 */
 526
 527    if(!buf)
 528       buf = malloc((uint)bufsize);
 529
 530    // TOCHECK: X*LookupString man page says we shouldn't invoke it for non KeyPress events
 531    if(windowData && windowData.ic) // && event->type == KeyPress)
 532    {
 533       Status status;
 534 #ifdef X_HAVE_UTF8_STRING
 535    #define LookupString Xutf8LookupString
 536 #else
 537    #define LookupString XmbLookupString
 538 #endif
 539       buflength = LookupString(windowData.ic, event, buf, (int)bufsize, &keysym, &status);
 540       if(status == XBufferOverflow)
 541       {
 542          buf = realloc(buf, (uint)(bufsize = buflength));
 543          buflength = LookupString(windowData.ic, event, buf, (int)bufsize, &keysym, &status);
 544       }
 545       if(status != XLookupKeySym && status != XLookupBoth && release == 1)
 546          keysym = XLookupKeysym(event, 0);
 547    }
 548    else
 549    {
 550       keysym = XLookupKeysym(event, 0);
 551    }
 552
 553    // printf("Got keysym %d (%x)\n", keysym, keysym);
 554    if(keysym != NoSymbol) //status == XLookupKeySym || status == XLookupBoth)
 555    {
 556       switch(keysym)
 557       {
 558          case XK_BackSpace:   key = backSpace; break;
 559          case XK_ISO_Left_Tab: key = tab; break;
 560          case XK_Tab:         key = tab; break;
 561          // case XK_Linefeed:
 562          // case XK_Clear:
 563          case XK_Return:      key = enter; break;
 564          case XK_Pause:       key = pauseBreak; break;
 565          case XK_Scroll_Lock: key = scrollLock; break;
 566          case XK_Sys_Req:     key = printScreen; break;
 567          case XK_Escape:      key = escape; break;
 568          case XK_Delete:      key = del; break;
 569
 570          case XK_Home:        key = home; break;
 571          case XK_Left:        key = left; break;
 572          case XK_Up:          key = up; break;
 573          case XK_Right:       key = right; break;
 574          case XK_Down:        key = down; break;
 575          // case XK_Prior:
 576          case XK_Page_Up:     key = pageUp; break;
 577          // case XK_Next:
 578          case XK_Page_Down:   key = pageDown; break;
 579          case XK_End:         key = end; break;
 580          // case XK_Begin:
 581
 582          // case XK_Select:
 583          // case XK_Print:
 584          // case XK_Execute:
 585          case XK_Insert:      key = insert; break;
 586          // case XK_Undo:
 587          // case XK_Redo:
 588          // case XK_Menu:
 589          // case XK_Find:
 590          // case XK_Cancel:
 591 #ifdef __APPLE__
 592          case XK_Help:     key = insert; break;
 593 #endif
 594          case XK_Break:    key = Key { pauseBreak, ctrl = true }; break;
 595 #ifdef __APPLE__
 596          case XK_Mode_switch: key = leftAlt; break;
 597 #endif
 598          // case XK_script_switch:
 599          case XK_Num_Lock:    key = numLock; break;
 600
 601          // case XK_KP_Space:
 602          // case XK_KP_Tab:
 603          case XK_KP_Enter:    key = keyPadEnter; break;
 604          // case XK_KP_F1:
 605          // case XK_KP_F2:
 606          // case XK_KP_F3:
 607          // case XK_KP_F4:
 608          case XK_KP_Home:     key = keyPadHome; break;
 609          case XK_KP_Left:     key = keyPadLeft; break;
 610          case XK_KP_Up:       key = keyPadUp; break;
 611          case XK_KP_Right:    key = keyPadRight; break;
 612          case XK_KP_Down:     key = keyPadDown; break;
 613          // case XK_KP_Prior:
 614          case XK_KP_Page_Up:  key = keyPadPageUp; break;
 615          // case XK_KP_Next:
 616          case XK_KP_Page_Down:key = keyPadPageDown; break;
 617          case XK_KP_End:      key = keyPadEnd; break;
 618          // case XK_KP_Begin:
 619          case XK_KP_Insert:   key = keyPadInsert; break;
 620          case XK_KP_Delete:   key = keyPadDelete; break;
 621          // case XK_KP_Equal:
 622          case XK_KP_Multiply: key = keyPadStar; break;
 623          case XK_KP_Add:      key = keyPadPlus; break;
 624          case XK_KP_Separator:key = keyPadDelete; break;
 625          case XK_KP_Subtract: key = keyPadMinus; break;
 626          // case XK_KP_Decimal:
 627          case XK_KP_Divide:   key = keyPadSlash; break;
 628
 629          case XK_KP_0:  key = keyPad0; break;
 630          case XK_KP_1:  key = keyPad1; break;
 631          case XK_KP_2:  key = keyPad2; break;
 632          case XK_KP_3:  key = keyPad3; break;
 633          case XK_KP_4:  key = keyPad4; break;
 634          case XK_KP_5:  key = keyPad5; break;
 635          case XK_KP_6:  key = keyPad6; break;
 636          case XK_KP_7:  key = keyPad7; break;
 637          case XK_KP_8:  key = keyPad8; break;
 638          case XK_KP_9:  key = keyPad9; break;
 639
 640          case XK_F1: key = f1; break;
 641          case XK_F2: key = f2; break;
 642          case XK_F3: key = f3; break;
 643          case XK_F4: key = f4; break;
 644          case XK_F5: key = f5; break;
 645          case XK_F6: key = f6; break;
 646          case XK_F7: key = f7; break;
 647          case XK_F8: key = f8; break;
 648          case XK_F9: key = f9; break;
 649          case XK_F10: key = f10; break;
 650          case XK_F11: key = f11; break;
 651          //case XK_L1:
 652          case XK_F12: key = f12; break;
 653          /*
 654          case XK_L2:
 655          case XK_F13:
 656          case XK_L3:
 657          case XK_F14:
 658          case XK_L4:
 659          case XK_F15:
 660          case XK_L5:
 661          case XK_F16:
 662          case XK_L6:
 663          case XK_F17:
 664          case XK_L7:
 665          case XK_F18:
 666          case XK_L8:
 667          case XK_F19:
 668          case XK_L9:
 669          case XK_F20:
 670          case XK_L10:
 671          case XK_F21:
 672          case XK_R1:
 673          case XK_F22:
 674          case XK_R2:
 675          case XK_F23:
 676          case XK_R3:
 677          case XK_F24:
 678          case XK_R4:
 679          case XK_F25:
 680          case XK_R5:
 681          case XK_F26:
 682          case XK_R6:
 683          case XK_F27:
 684          case XK_R7:
 685          case XK_F28:
 686          case XK_R8:
 687          case XK_F29:
 688          case XK_R9:
 689          case XK_F30:
 690          case XK_R10:
 691          case XK_F31:
 692          case XK_R11:
 693          case XK_F32:
 694          case XK_R12:
 695          case XK_F33:
 696          case XK_R13:
 697          case XK_F34:
 698          case XK_R14:
 699          case XK_F35:
 700          case XK_R15:
 701          */
 702          case XK_Shift_L: key = leftShift; break;
 703          case XK_Shift_R: key = rightShift; break;
 704          case XK_Control_L: key = leftControl; break;
 705          case XK_Control_R: key = rightControl; break;
 706          case XK_Caps_Lock: key = capsLock; break;
 707          // case XK_Shift_Lock:
 708          // case XK_Meta_L:
 709          // case XK_Meta_R:
 710          case XK_Alt_L: key = leftAlt; break;
 711          case XK_Alt_R: key = rightAlt; break;
 712          // case XK_Super_L:
 713          // case XK_Super_R:
 714          // case XK_Hyper_L:
 715          // case XK_Hyper_R:
 716
 717          case XK_space: key = space; break;
 718          case XK_exclam: key = bang; break;
 719          case XK_quotedbl: key = doubleQuote; break;
 720          case XK_numbersign: key = pound; break;
 721          case XK_dollar: key = dollar; break;
 722          case XK_percent: key = percent; break;
 723          case XK_ampersand: key = ampersand; break;
 724          case XK_apostrophe: key = quote; break;
 725          // case XK_quoteright: key = quote; break;
 726          case XK_parenleft: key = leftParanthesis; break;
 727          case XK_parenright: key = rightParanthesis; break;
 728          case XK_asterisk: key = star; break;
 729          case XK_plus: key = plus; break;
 730          case XK_comma: key = comma; break;
 731          case XK_minus: key = minus; break;
 732          case XK_period: key = period; break;
 733          case XK_slash: key = slash; break;
 734          case XK_0: key = k0; break;
 735          case XK_1: key = k1; break;
 736          case XK_2: key = k2; break;
 737          case XK_3: key = k3; break;
 738          case XK_4: key = k4; break;
 739          case XK_5: key = k5; break;
 740          case XK_6: key = k6; break;
 741          case XK_7: key = k7; break;
 742          case XK_8: key = k8; break;
 743          case XK_9: key = k9; break;
 744          case XK_colon: key = colon; break;
 745          case XK_semicolon: key = semicolon; break;
 746          case XK_less: key = smallerThan; break;
 747          case XK_equal: key = equal; break;
 748          case XK_greater: key = greaterThan; break;
 749          case XK_question: key = questionMark; break;
 750          case XK_at: key = ampersand; break;
 751          case XK_A: key = a; break;
 752          case XK_B: key = b; break;
 753          case XK_C: key = c; break;
 754          case XK_D: key = d; break;
 755          case XK_E: key = e; break;
 756          case XK_F: key = f; break;
 757          case XK_G: key = g; break;
 758          case XK_H: key = h; break;
 759          case XK_I: key = i; break;
 760          case XK_J: key = j; break;
 761          case XK_K: key = k; break;
 762          case XK_L: key = l; break;
 763          case XK_M: key = m; break;
 764          case XK_N: key = n; break;
 765          case XK_O: key = o; break;
 766          case XK_P: key = p; break;
 767          case XK_Q: key = q; break;
 768          case XK_R: key = r; break;
 769          case XK_S: key = s; break;
 770          case XK_T: key = t; break;
 771          case XK_U: key = u; break;
 772          case XK_V: key = v; break;
 773          case XK_W: key = w; break;
 774          case XK_X: key = x; break;
 775          case XK_Y: key = y; break;
 776          case XK_Z: key = z; break;
 777          case XK_bracketleft: key = leftBracket; break;
 778          case XK_backslash: key = backSlash; break;
 779          case XK_bracketright: key = rightBracket; break;
 780          case XK_asciicircum: key = circumflex; break;
 781          case XK_underscore: key = underscore; break;
 782          // case XK_grave: key = backQuote; break;
 783          case XK_quoteleft: key = backQuote; break;
 784          case XK_a: key = a; break;
 785          case XK_b: key = b; break;
 786          case XK_c: key = c; break;
 787          case XK_d: key = d; break;
 788          case XK_e: key = e; break;
 789          case XK_f: key = f; break;
 790          case XK_g: key = g; break;
 791          case XK_h: key = h; break;
 792          case XK_i: key = i; break;
 793          case XK_j: key = j; break;
 794          case XK_k: key = k; break;
 795          case XK_l: key = l; break;
 796          case XK_m: key = m; break;
 797          case XK_n: key = n; break;
 798          case XK_o: key = o; break;
 799          case XK_p: key = p; break;
 800          case XK_q: key = q; break;
 801          case XK_r: key = r; break;
 802          case XK_s: key = s; break;
 803          case XK_t: key = t; break;
 804          case XK_u: key = u; break;
 805          case XK_v: key = v; break;
 806          case XK_w: key = w; break;
 807          case XK_x: key = x; break;
 808          case XK_y: key = y; break;
 809          case XK_z: key = z; break;
 810          case XK_braceleft: key = leftBracket; break;
 811          case XK_bar: key = pipe; break;
 812          case XK_braceright: key = rightBracket; break;
 813          case XK_asciitilde: key = tilde; break;
 814       }
 815    }
 816    if(!windowData.ic)
 817    {
 818       ch = (byte)Interface::TranslateKey(key, event->state & ShiftMask);
 819       // 127 is delete, we don't treat that as a character (Use (SmartKey)key == del)
 820       if(ch == 128 || ch == 127) ch = 0;
 821    }
 822    code = key;
 823    if(keysym == XK_ISO_Left_Tab)
 824       code.shift = true;
 825    if(key != leftShift && key != rightShift && event->state & ShiftMask)
 826       code.shift = true;
 827    if(key != leftControl && key != rightControl && event->state & ControlMask)
 828       code.ctrl = true;
 829    if(key != leftAlt && key != rightAlt && event->state & Mod1Mask)
 830    {
 831       if(fullScreenMode && key == tab)
 832       {
 833          XUngrabKeyboard(xGlobalDisplay, CurrentTime);
 834          guiApp.SetAppFocus(false);
 835          SetNETWMState((X11Window)window.windowHandle, true, remove, atoms[_net_wm_state_fullscreen], 0);
 836          XIconifyWindow(xGlobalDisplay, (X11Window)window.windowHandle, DefaultScreen(xGlobalDisplay));
 837          if(acquiredInputWindow)
 838             XInterface::SetMousePosition(guiApp.acquiredMouseX, guiApp.acquiredMouseY);
 839       }
 840       code.alt = true;
 841    }
 842
 843 #ifdef __APPLE__
 844    if(key != leftAlt && key != rightAlt && event->state & (1<<13))
 845    {
 846       code.alt = true;
 847       /*buflength = 0;
 848       ch = 0;*/
 849    }
 850 #endif
 851
 852    // Logf("Key Message: %s, keysym: 0x%x, key: %d state: %d, ch: %c\n", release ? ((release == 2) ? "REPEAT" : "KeyRelease") : "KeyPress", keysym, key, event->state, (byte)ch);
 853
 854    incref window;
 855    if(release == 1)
 856    {
 857       int numBytes;
 858
 859       if(code < KeyCode::enumSize) keyStates[code] = false;
 860       if(windowData && windowData.ic) ch = buflength ? UTF8GetChar(buf, &numBytes) : 0;
 861       if(ch == 127) ch = 0;
 862       // printf("Release! %d %d %d\n", keysym, code, ch);
 863       result = window.KeyMessage(__ecereVMethodID___ecereNameSpace__ecere__gui__Window_OnKeyUp, code, ch);
 864    }
 865    else
 866    {
 867       int c;
 868       if(release == 0)
 869       {
 870          if(code < KeyCode::enumSize) keyStates[code] = true;
 871
 872          if(windowData.ic && buflength)
 873          {
 874             for(c = 0; c<buflength;)
 875             {
 876                int numBytes;
 877                ch = UTF8GetChar(buf + c, &numBytes);
 878                if(ch == 127) ch = 0;
 879                result = window.KeyMessage((c == 0) ?
 880                   __ecereVMethodID___ecereNameSpace__ecere__gui__Window_OnKeyDown : __ecereVMethodID___ecereNameSpace__ecere__gui__Window_OnKeyHit,
 881                   (c == 0) ? code : 0, ch);
 882                c += numBytes;
 883                if(!numBytes) c = buflength;
 884             }
 885          }
 886          else
 887             result = window.KeyMessage(__ecereVMethodID___ecereNameSpace__ecere__gui__Window_OnKeyDown, code, ch);
 888       }
 889       else if(key<128)
 890       {
 891          if(buflength && windowData.ic)
 892             for(c = 0; c<buflength;)
 893             {
 894                int numBytes;
 895                ch = UTF8GetChar(buf + c, &numBytes);
 896                if(ch == 127) ch = 0;
 897                result = window.KeyMessage(__ecereVMethodID___ecereNameSpace__ecere__gui__Window_OnKeyHit, code, ch);
 898                c += numBytes;
 899                if(!numBytes) c = buflength;
 900             }
 901          else
 902             result = window.KeyMessage(__ecereVMethodID___ecereNameSpace__ecere__gui__Window_OnKeyHit, code, ch);
 903       }
 904    }
 905    delete window;
 906
 907    return result;
 908 }
 909 /*
 910 static uint E_CALL XEventThread(void * data)
 911 {
 912    for(;;)
 913    {
 914       XEvent e;
 915       xSemaphore.Wait();
 916       if(xTerminate) break;
 917       if(!gotAnXEvent)
 918       {
 919          XPeekEvent(xGlobalDisplay, &e);
 920          gotAnXEvent = true;
 921          guiApp.SignalEvent();
 922       }
 923    }
 924    return 0;
 925 }
 926 */
 927
 928 static X11Bool EventChecker(void *display, XEvent *event, char * data)
 929 {
 930    return (!data || (event->type == (int) data)) && event->type != NoExpose && event->type != GraphicsExpose;
 931 }
 932
 933 static X11Bool ConfigureNotifyChecker(void *display, XConfigureEvent *event, char * data)
 934 {
 935    return (!data || (event->window == (X11Window) data)) && event->type == ConfigureNotify;
 936 }
 937
 938 static X11Bool FocusInChecker(void *display, XFocusChangeEvent *event, char * data)
 939 {
 940    X11Bool result = False;
 941    if(event->type == FocusIn)
 942    {
 943       Window window = null;
 944       // --- This deadlocks and I think Xorg should fix this.
 945       // XFindContext(xGlobalDisplay, event->window, windowContext, (XPointer *) &window);
 946       if((X11Window)guiApp.desktop.windowHandle == event->window)
 947          window = guiApp.desktop;
 948       else
 949       {
 950          for(window = guiApp.desktop.firstChild; window; window = window.next)
 951             if((X11Window)window.windowHandle == event->window)
 952                break;
 953       }
 954       if(window)
 955          result = True;
 956    }
 957    return result;
 958 }
 959
 960 static enum FrameExtentSupport { unknown, working, broken };
 961
 962 static FrameExtentSupport frameExtentSupported;
 963 static Time frameExtentRequest;
 964 static X11Window frameExtentWindow;
 965
 966 static uint timerDelay = MAXINT;
 967 #define RESOLUTION   (18.2 * 100)
 968 static uint XTimerThread(Thread thread)
 969 {
 970    int s = ConnectionNumber(xGlobalDisplay);
 971    /*
 972    Time lastTime, thisTime;
 973    lastTime = GetTime();
 974    */
 975    for(;;)
 976    {
 977       //int result;
 978       //bool waitSemaphore = false;
 979       fd_set readSet, writeSet, exceptSet;
 980       struct timeval tv = { (timerDelay == MAXINT) ? 0 : (timerDelay / 1000000), (timerDelay == MAXINT) ? (int)(1000000 / 18.2) : (timerDelay % 1000000) };
 981
 982       if(xTerminate) break;
 983       FD_ZERO(&readSet);
 984       FD_ZERO(&writeSet);
 985       FD_ZERO(&exceptSet);
 986       FD_SET(s, &readSet);
 987       FD_SET(s, &exceptSet);
 988       xMutex.Wait();
 989       if(select(s + 1, &readSet, null, null, &tv))
 990       {
 991          if(FD_ISSET(s, &readSet))
 992             gotAnXEvent = true;
 993       }
 994       if(frameExtentSupported == unknown && frameExtentRequest && GetTime() - frameExtentRequest > 1)
 995       {
 996          XPropertyEvent event = { 0 };
 997          event.type = PropertyNotify;
 998          event.state = PropertyNewValue;
 999          event.atom = atoms[_net_frame_extents];
1000          event.display = xGlobalDisplay;
1001          event.serial = 0;
1002          event.window = frameExtentWindow;
1003          event.send_event = 1;
1004
1005          frameExtentSupported = broken;
1006
1007          XSendEvent(xGlobalDisplay, frameExtentWindow, bool::false,
1008             PropertyChangeMask, (union _XEvent *)&event);
1009       }
1010       xMutex.Release();
1011       guiApp.SignalEvent();
1012       xSemaphore.Wait();
1013
1014 #if 0
1015       XEvent e;
1016       Sleep(1.0 / RESOLUTION);
1017       thisTime = GetTime();
1018       if(xTerminate) break;
1019       if(thisTime - lastTime > (1.0 / 18.2))
1020       {
1021          guiApp.SignalEvent();
1022          lastTime = thisTime;
1023       }
1024       else
1025       {
1026          xMutex.Wait();
1027          if(!gotAnXEvent)
1028          {
1029             XLockDisplay(xGlobalDisplay);
1030             if(XCheckIfEvent(xGlobalDisplay, &xEvent, EventChecker, null))
1031             {
1032                gotAnXEvent = true;
1033                guiApp.SignalEvent();
1034             }
1035             XUnlockDisplay(xGlobalDisplay);
1036          }
1037          xMutex.Release();
1038       }
1039 #endif
1040    }
1041    return 0;
1042 }
1043
1044 static int MyXErrorHandler(X11Display * display, XErrorEvent * event)
1045 {
1046    char buffer[1024];
1047    if(xGlobalDisplay)
1048       XGetErrorText(xGlobalDisplay, event->error_code, buffer, sizeof(buffer));
1049 #ifdef _DEBUG
1050    Logf("X Error: %s\n", buffer);
1051 #endif
1052    return 0;
1053 }
1054
1055 static int MyXIOErrorHandler(X11Display * display)
1056 {
1057    Log("X IO Error\n");
1058    return 0;
1059 }
1060
1061 // Motif Hints (to get rid of the decorations)
1062 #define MWM_HINTS_FUNCTIONS   (1L << 0)
1063 #define MWM_HINTS_DECORATIONS (1L << 1)
1064 #define MWM_HINTS_INPUT_MODE  (1L << 2)
1065 #define MWM_HINTS_STATUS      (1L << 3)
1066
1067 #define MWM_DECOR_ALL         (1L << 0)
1068 #define MWM_DECOR_BORDER      (1L << 1)
1069 #define MWM_DECOR_RESIZEH     (1L << 2)
1070 #define MWM_DECOR_TITLE       (1L << 3)
1071 #define MWM_DECOR_MENU        (1L << 4)
1072 #define MWM_DECOR_MINIMIZE    (1L << 5)
1073 #define MWM_DECOR_MAXIMIZE    (1L << 6)
1074
1075 #define MWM_FUNC_ALL (1L << 0)
1076 #define MWM_FUNC_RESIZE (1L << 1)
1077 #define MWM_FUNC_MOVE (1L << 2)
1078 #define MWM_FUNC_MINIMIZE (1L << 3)
1079 #define MWM_FUNC_MAXIMIZE (1L << 4)
1080 #define MWM_FUNC_CLOSE (1L << 5)
1081
1082 struct MWM_Hints
1083 {
1084   unsigned long flags;
1085   unsigned long functions;
1086   unsigned long decorations;
1087   long inputMode;
1088   unsigned long status;
1089 };
1090
1091 static void WaitForViewableWindow(Window window)
1092 {
1093    //int attempts = 0;
1094    //Logf("Wait for viewable %s\n", window.name);
1095    XFlush(xGlobalDisplay);
1096    //while(attempts++ < 40)
1097    while(true)
1098    {
1099       XWindowAttributes attributes = { 0 };
1100       int result;
1101       if(!XGetWindowAttributes(xGlobalDisplay, (X11Window)window.windowHandle, &attributes))
1102          break;
1103       if(attributes.map_state == IsViewable)
1104          break;
1105       else
1106          Sleep(1.0 / RESOLUTION);
1107    }
1108 }
1109
1110 static bool RequestFrameExtents(X11Window windowHandle)
1111 {
1112    if(frameExtentSupported != broken)
1113    {
1114       // Request decoration frame extents
1115       XClientMessageEvent event = { 0 };
1116       event.type = ClientMessage;
1117       event.message_type = atoms[_net_request_frame_extents];
1118       event.display = xGlobalDisplay;
1119       event.serial = 0;
1120       event.window = windowHandle;
1121       event.send_event = 1;
1122       event.format = 32;
1123
1124       if(frameExtentSupported == unknown && !frameExtentRequest)
1125       {
1126          frameExtentRequest = GetTime();
1127          frameExtentWindow = windowHandle;
1128       }
1129
1130       XSendEvent(xGlobalDisplay, DefaultRootWindow(xGlobalDisplay), bool::false,
1131          SubstructureRedirectMask | SubstructureNotifyMask, (union _XEvent *)&event);
1132       return true;
1133    }
1134    return false;
1135 }
1136
1137 static bool GetFrameExtents(Window window, bool update)
1138 {
1139    XWindowData windowData = window.windowData;
1140    bool result = false;
1141    int format;
1142    unsigned long len, fill;
1143    Atom type;
1144    char * data = null;
1145
1146    if(XGetWindowProperty(xGlobalDisplay, (X11Window)window.windowHandle,
1147       atoms[_net_frame_extents], 0, 4,
1148        False, XA_CARDINAL, &type, &format, &len,
1149        &fill, &data) == Success && data)
1150    {
1151       long *extents = (long *)data;
1152       bool change = extents[0] != windowData.decor.left ||
1153                     extents[1] != windowData.decor.right ||
1154                     extents[2] != windowData.decor.top ||
1155                     extents[3] != windowData.decor.bottom;
1156
1157       bool hadFrameExtents = windowData.gotFrameExtents;
1158       Box oldDecor = windowData.decor;
1159
1160       frameExtentSupported = working;
1161       frameExtentWindow = 0;
1162       frameExtentRequest = 0;
1163
1164       if(!hadFrameExtents || extents[0] || extents[1] || extents[2] || extents[3])
1165       {
1166          windowData.decor =
1167          {
1168             left = (int)extents[0], right  = (int)extents[1],
1169             top  = (int)extents[2], bottom = (int)extents[3]
1170          };
1171          windowData.gotFrameExtents = true;
1172          if(update && change && ((Window)window).clientSize.w > 0)
1173          {
1174             int x = window.position.x, y = window.position.y, w = window.size.w, h = window.size.h;
1175             if(!hadFrameExtents && window.state != maximized)
1176             {
1177                window.ComputeAnchors(
1178                   window.normalAnchor,
1179                   window.normalSizeAnchor,
1180                   &x, &y, &w, &h);
1181             }
1182             else
1183             {
1184                x += windowData.decor.left - oldDecor.left;
1185                y += windowData.decor.top - oldDecor.top;
1186
1187                w += windowData.decor.left - oldDecor.left + windowData.decor.right - oldDecor.right;
1188                h += windowData.decor.top - oldDecor.top   + windowData.decor.bottom - oldDecor.bottom;
1189             }
1190
1191             if(window.state != maximized)
1192             {
1193                window.Position(x, y, w, h, true, true, true, true, false, !hadFrameExtents && window.state != maximized);
1194                XInterface::UpdateRootWindow(window);
1195             }
1196          }
1197          result = true;
1198       }
1199       XFree(data);
1200    }
1201    return result;
1202 }
1203
1204 static bool WaitForFrameExtents(Window window, bool update)
1205 {
1206    int attempts = 0;
1207    //XFlush(xGlobalDisplay);
1208    while(attempts++ < 40)
1209    {
1210       if(GetFrameExtents(window, update)) return true;
1211       Sleep(1.0 / RESOLUTION);
1212    }
1213    return false;
1214 }
1215
1216 /****************************************************************************
1217    /// DRIVER IMPLEMENTATION /////////////
1218 ****************************************************************************/
1219
1220 /*static */class HiResTimer : Thread
1221 {
1222    bool terminate;
1223    uint delay;
1224
1225    void Stop()
1226    {
1227       if(started)
1228       {
1229          terminate = true;
1230          Wait();
1231       }
1232    }
1233
1234    uint Main()
1235    {
1236       while(!terminate)
1237       {
1238          //usleep(delay);
1239          // Sleep(delay / 1000000.0);
1240          struct timeval tv = { delay / 1000000, delay % 1000000 };
1241          select(0,null,null,null, &tv);
1242          guiApp.SignalEvent();
1243       }
1244       return 0;
1245    }
1246 };
1247
1248 static HiResTimer hiResTimer { };
1249
1250 default:
1251
1252 #include <sys/ipc.h>
1253 #include <sys/shm.h>
1254 #include <signal.h>
1255 #include <locale.h>
1256
1257
1258 private:
1259
1260 #ifndef SHM_STAT
1261 #define SHM_STAT  13
1262 #define SHM_INFO  14
1263 #endif
1264
1265 static int terminatePid;
1266
1267 static void SigIntHandler(int value)
1268 {
1269    // printf("SigHandler %d\n", getpid());
1270    if(!terminatePid || terminatePid == getpid())
1271    {
1272       terminateX++;
1273       terminatePid = getpid();
1274       // printf("terminateX now equals %d\n", terminateX);
1275       if(guiApp && guiApp.semaphore)
1276          guiApp.semaphore.Release();
1277    }
1278    /*
1279    struct shmid_ds info;
1280    int maxid = shmctl (0, SHM_INFO, &info);
1281    int pid = getpgrp();
1282    int thisPid = getpid();
1283    //if(thisPid == pid)
1284    /-*
1285    {
1286       if(maxid >= 0)
1287       {
1288          int id;
1289          for(id = 0; id <= maxid; id++)
1290          {
1291             struct shmid_ds shmseg;
1292             int shmid;
1293             if((shmid = shmctl(id, SHM_STAT, &shmseg)) >= 0)
1294             {
1295                if(shmseg.shm_cpid == pid || shmseg.shm_cpid == thisPid)
1296                {
1297                   printf("%d (%d) belongs to us (%d)\n", shmid, id, shmseg.shm_cpid);
1298                   shmctl(shmid, IPC_RMID, 0);
1299                }
1300             }
1301          }
1302       }
1303       exit(0);
1304    }
1305    */
1306    /*else if(guiApp.desktop)
1307       guiApp.desktop.Destroy(0);*/
1308 }
1309
1310 static void X11UpdateState(Window window, bool * unmaximized)
1311 {
1312    if(atomsSupported[_net_wm_state]) //window.nativeDecorations)
1313    {
1314       int format;
1315       unsigned long len, fill;
1316       Atom type;
1317       char * data = null;
1318       if(XGetWindowProperty(xGlobalDisplay, (X11Window)window.systemHandle, atoms[_net_wm_state], 0, 32, False,
1319              XA_ATOM, &type, &format, &len, &fill, &data) == Success)
1320       {
1321          bool maxVert = false, maxHorz = false, isMinimized = false;
1322          Atom * hints = (Atom *)data;
1323          int c;
1324          for(c = 0; c < len && hints[c]; c++)
1325          {
1326             if(hints[c] == atoms[_net_wm_state_maximized_vert])
1327                maxVert = true;
1328             else if(hints[c] == atoms[_net_wm_state_maximized_horz])
1329                maxHorz = true;
1330             else if(hints[c] == atoms[_net_wm_state_hidden])
1331                isMinimized = true;
1332          }
1333          XFree(data);
1334
1335          if(maxVert && maxHorz)
1336          {
1337             if(window.state != maximized)
1338             {
1339                *&window.state = maximized;
1340                if(!window.nativeDecorations)
1341                   window.CreateSystemChildren();
1342             }
1343          }
1344          else if(isMinimized)
1345          {
1346             if(window.state != minimized)
1347             {
1348                *&window.state = minimized;
1349                if(!window.nativeDecorations)
1350                   window.CreateSystemChildren();
1351             }
1352          }
1353          else if(window.state != normal)
1354          {
1355             if(unmaximized && window.state == maximized)
1356                *unmaximized = true;
1357             *&window.state = normal;
1358             if(!window.nativeDecorations)
1359                window.CreateSystemChildren();
1360          }
1361       }
1362    }
1363 }
1364
1365 class XInterface : Interface
1366 {
1367    class_property(name) = "X";
1368
1369    // --- User Interface System ---
1370    bool Initialize()
1371    {
1372       setlocale(LC_ALL, "en_US.UTF-8");
1373       XInitThreads();
1374       XSupportsLocale();
1375       XSetLocaleModifiers("");
1376       XSetErrorHandler(MyXErrorHandler);
1377       XSetIOErrorHandler(MyXIOErrorHandler);
1378 #ifndef __APPLE__
1379       signal(SIGINT, SigIntHandler);
1380 #endif
1381       xTerminate = false;
1382       xGlobalDisplay = XOpenDisplay(null);
1383
1384 #if (defined(__unix__) || defined(__APPLE__)) && !defined(__ANDROID__)
1385       if(xGlobalDisplay)
1386          XLockDisplay(xGlobalDisplay);
1387 #endif
1388
1389       // XSynchronize(xGlobalDisplay, True);
1390       frameExtentSupported = unknown;
1391
1392       joystickFD[0] = open("/dev/js0", O_RDONLY);
1393       joystickFD[1] = open("/dev/js1", O_RDONLY);
1394       joystickFD[2] = open("/dev/js2", O_RDONLY);
1395       joystickFD[3] = open("/dev/js3", O_RDONLY);
1396
1397       if(xGlobalDisplay)
1398       {
1399          XWindowAttributes attributes = { 0 };
1400
1401          systemCursors[iBeam]    = XCreateFontCursor(xGlobalDisplay, XC_xterm);
1402          systemCursors[cross]    = XCreateFontCursor(xGlobalDisplay, XC_tcross);
1403          systemCursors[moving]   = XCreateFontCursor(xGlobalDisplay, XC_fleur);
1404          systemCursors[sizeNESW] = XCreateFontCursor(xGlobalDisplay, XC_bottom_left_corner);
1405          systemCursors[sizeNS]   = XCreateFontCursor(xGlobalDisplay, XC_sb_v_double_arrow);
1406          systemCursors[sizeNWSE] = XCreateFontCursor(xGlobalDisplay, XC_bottom_right_corner);
1407          systemCursors[sizeWE]   = XCreateFontCursor(xGlobalDisplay, XC_sb_h_double_arrow);
1408          systemCursors[hand]     = XCreateFontCursor(xGlobalDisplay, XC_hand2);
1409          systemCursors[arrow]    = XCreateFontCursor(xGlobalDisplay, XC_left_ptr);
1410
1411          XGetWindowAttributes(xGlobalDisplay, DefaultRootWindow(xGlobalDisplay), &attributes);
1412          xSystemDepth = attributes.depth;
1413          xSystemVisual = attributes.visual;
1414          switch(xSystemDepth)
1415          {
1416             case 32: case 24: xSystemPixelFormat = pixelFormat888; break;
1417             case 16:
1418             case 15:
1419             {
1420                XVisualInfo vinfo;
1421                XVisualInfo *vinfo_ret;
1422                int numitems = 0;
1423
1424                vinfo.visualid = XVisualIDFromVisual(xSystemVisual);
1425                vinfo_ret = XGetVisualInfo(xGlobalDisplay, VisualIDMask, &vinfo, &numitems);
1426                if(numitems)
1427                {
1428                   xSystemPixelFormat = (vinfo_ret->green_mask == 0x3E0) ? pixelFormat555 : pixelFormat565;
1429                   /*
1430                   if(GetXRenderFormat(xSystemPixelFormat, 0))
1431                   {
1432                      // printf("Got X Render format %d\n", xSystemPixelFormat);
1433                      break;
1434                   }
1435                   else
1436                      printf("No X Format?\n");
1437                   xSystemPixelFormat = (xSystemPixelFormat == pixelFormat555) ? pixelFormat565 : pixelFormat555;
1438                   vinfo = *vinfo_ret;
1439                   // vinfo._class = DirectColor;
1440                   vinfo.visualid = 0;
1441                   vinfo.bits_per_rgb = 5;
1442                   vinfo.depth = xSystemDepth;
1443                   vinfo.green_mask = (xSystemPixelFormat == pixelFormat555) ? 0x3E0 : 0x7E0;
1444                   vinfo.red_mask   = (xSystemPixelFormat == pixelFormat555) ? 0x7C00 : 0xF800;
1445                   XFree((void *) vinfo_ret);
1446                   if(XMatchVisualInfo(xGlobalDisplay, DefaultScreen(xGlobalDisplay), vinfo.depth, vinfo._class, &vinfo))
1447                   //vinfo_ret = XGetVisualInfo(xGlobalDisplay, VisualDepthMask|VisualRedMaskMask|VisualGreenMaskMask|VisualBlueMaskMask, &vinfo, &numitems);
1448                   //if(vinfo_ret)
1449                   {
1450                      //vinfo = *vinfo_ret;
1451                      if(GetXRenderFormat(xSystemPixelFormat, 0))
1452                      {
1453                         // printf("Got X Render format %d (second try)\n", xSystemPixelFormat);
1454                         // printf("red mask: %x, green mask: %x, blue mask: %x\n", vinfo.red_mask,vinfo.green_mask, vinfo.blue_mask);
1455                      }
1456                      xSystemVisual = vinfo.visual;
1457                   }
1458                   else
1459                      printf("Could not get a 555 visual\n");
1460                   */
1461                }
1462                break;
1463             }
1464          }
1465          // printf("Got a depth of %d\n", xSystemDepth);
1466
1467          {
1468             int major, minor, pixmaps;
1469             xSharedMemory = XShmQueryExtension(xGlobalDisplay) && XShmQueryVersion(xGlobalDisplay, &major, &minor, &pixmaps) && pixmaps;
1470          }
1471
1472          // printf("Opening IM\n");
1473          im = XOpenIM(xGlobalDisplay, null, null, null);
1474          // if(im)
1475          {
1476             XColor fore = { 0 }, back = { 0 };
1477             Pixmap pixmap = XCreatePixmap(xGlobalDisplay, DefaultRootWindow(xGlobalDisplay), 1, 1, 1);
1478             Pixmap mask = XCreatePixmap(xGlobalDisplay, DefaultRootWindow(xGlobalDisplay), 1, 1, 1);
1479             XSetWindowAttributes attributes = { 0 };
1480
1481             XkbSetDetectableAutoRepeat(xGlobalDisplay, True, &autoRepeatDetectable);
1482
1483             XInternAtoms(xGlobalDisplay, (char**)atomNames, AtomIdents::enumSize, False, atoms);
1484
1485             // Check which atoms are supported by the WM
1486             {
1487                int format;
1488                unsigned long count, fill;
1489                Atom type;
1490                Atom * data;
1491
1492                if(XGetWindowProperty(xGlobalDisplay, DefaultRootWindow(xGlobalDisplay), atoms[_net_supported],
1493                   0, 10000, False, XA_ATOM, &type, &format, &count, &fill, (void *)&data) == Success)
1494                {
1495                   int i;
1496                   for (i = 0; i < count; i++)
1497                   {
1498                      AtomIdents j;
1499                      for(j = 0; j < AtomIdents::enumSize; j++)
1500                      {
1501                         if(atoms[j] == data[i])
1502                         {
1503                            atomsSupported[j] = true;
1504                            break;
1505                         }
1506                      }
1507                   }
1508                   XFree(data);
1509                }
1510             }
1511
1512             /*
1513             if(atomsSupported[_net_workarea])
1514                printf("Warning: _NET_WORKAREA extension not supported\n");
1515             */
1516
1517             attributes.override_redirect = True;
1518             if(!windowContext)
1519             {
1520                windowContext = XUniqueContext();
1521             }
1522
1523             nullCursor = XCreatePixmapCursor(xGlobalDisplay, pixmap, mask, &fore, &back, 0, 0);
1524             confineWindow = XCreateWindow(xGlobalDisplay, DefaultRootWindow(xGlobalDisplay),
1525                0,0,1,1,0, CopyFromParent, InputOnly, xSystemVisual /*CopyFromParent*/, CWOverrideRedirect, &attributes);
1526
1527
1528             // IM initialization
1529             {
1530                /*ic = XCreateIC(im, XNInputStyle,
1531                   XIMPreeditNothing | XIMStatusNothing,
1532                   // XIMPreeditNone | XIMStatusNone | XIMPreeditPosition | XIMStatusArea | XIMPreeditArea | XIMStatusArea | XIMPreeditNothing | XIMStatusNothing,
1533                   XNClientWindow, confineWindow, XNFocusWindow, confineWindow, 0);
1534                   */
1535
1536                /*
1537                XIMStyles *IMcando;
1538                XIMStyle  clientCanDo;
1539                XIMStyle  styleWeWillUse = null;
1540                int i;
1541                XVaNestedList arglist;
1542                unsigned long imEventMask;
1543
1544                XGetImValues(im, XNQueryInputStyle, &IMcando, null);
1545                XSetICFocus(ic);
1546                clientCanDo =
1547                   XIMPreeditNone | XIMStatusNone |
1548                   XIMPreeditPosition | XIMStatusArea |
1549                   XIMPreeditArea | XIMStatusArea |
1550                   XIMPreeditNothing | XIMStatusNothing;
1551
1552                for(i=0; i<IMcando->count_styles; i++)
1553                {
1554                    XIMStyle tmpStyle;
1555                    tmpStyle = IMcando->support_styles[i];
1556                    if ( ((tmpStyle & clientCanDo) == tmpStyle) && prefer(tmpStyle, styleWeWillUse) )
1557                      styleWeWillUse = tmpStyle;
1558                }
1559                if(styleWeWillUse = null)
1560                    exit_with_error();
1561                XFree(IMcando);
1562
1563                arglist = XVaCreateNestedList(0, XNFontSet, fontset,
1564                                           XNForeground,
1565                                           WhitePixel(xGlobalDisplay, screen),
1566                                           XNBackground,
1567                                           BlackPixel(xGlobalDisplay, screen),
1568                                           NULL);
1569                ic = XCreateIC(im, XNInputStyle, styleWeWillUse,
1570                              XNClientWindow, window, XNFocusWindow, window,
1571                              XNStatusAttributes, arglist,
1572                              XNPreeditAttributes, arglist, NULL);
1573                XFree(arglist);
1574                if (ic == null)
1575                    exit_with_error();
1576
1577                XGetWindowAttributes(xGlobalDisplay, win, &winAtts);
1578                XGetICValues(ic, XNFilterEvents, &imEventMask, null);
1579                imEventMask |= winAtts.your_event_mask;
1580                XSelectInput(xGlobalDisplay, window, imEventMask);
1581                XSetICFocus(ic);
1582                */
1583             }
1584
1585             xMutex.Wait();
1586             timerThread = Thread { };
1587             incref timerThread;
1588             timerThread.Main = XTimerThread;
1589             timerThread.Create();
1590
1591             return true;
1592          }
1593       }
1594       return false;
1595    }
1596
1597    void Terminate()
1598    {
1599       XEvent e = { 0 };
1600       xTerminate = true;
1601
1602       // WHY WAS THIS COMMENTED HERE?
1603       // Probably because it was causing crashes, the proper fix should now be in DestroyRootWindow
1604       delete lastActive;
1605
1606       xMutex.Release();
1607       xSemaphore.Release();
1608
1609       timerThread.Wait();
1610       delete timerThread;
1611       hiResTimer.Stop();
1612
1613       XFreeCursor(xGlobalDisplay, systemCursors[iBeam]);
1614       XFreeCursor(xGlobalDisplay, systemCursors[cross]);
1615       XFreeCursor(xGlobalDisplay, systemCursors[moving]);
1616       XFreeCursor(xGlobalDisplay, systemCursors[sizeNESW]);
1617       XFreeCursor(xGlobalDisplay, systemCursors[sizeNS]);
1618       XFreeCursor(xGlobalDisplay, systemCursors[sizeNWSE]);
1619       XFreeCursor(xGlobalDisplay, systemCursors[sizeWE]);
1620       XFreeCursor(xGlobalDisplay, systemCursors[hand]);
1621       XFreeCursor(xGlobalDisplay, systemCursors[arrow]);
1622
1623       //XPutBackEvent(xGlobalDisplay, &e);
1624       // xThread.Wait();
1625       // delete xThread;
1626
1627       /*if(windowData && windowData.ic)
1628       {
1629          XDestroyIC(windowData.ic);
1630          windowData.ic = null;
1631       }*/
1632       if(im)
1633       {
1634          XCloseIM(im);
1635          im = null;
1636       }
1637       XCloseDisplay(xGlobalDisplay);
1638       xGlobalDisplay = null;
1639
1640       if(joystickFD[0] != -1) close(joystickFD[0]);
1641       if(joystickFD[1] != -1) close(joystickFD[1]);
1642       if(joystickFD[2] != -1) close(joystickFD[2]);
1643       if(joystickFD[3] != -1) close(joystickFD[3]);
1644    }
1645
1646    #define DBLCLICK_DELAY  300   // 0.3 second
1647    #define DBLCLICK_DELTA  1
1648
1649    bool ProcessInput(bool processAll)
1650    {
1651       bool eventAvailable = false;
1652       XEvent e;
1653
1654       if(!fullScreenMode) RepositionDesktop(true);
1655       //xMutex.Wait();
1656 //*      XLockDisplay(xGlobalDisplay);
1657       while(!xTerminate && (/*gotAnXEvent || */XCheckIfEvent(xGlobalDisplay, &e, EventChecker, null)))
1658       {
1659          Window window = null;
1660          XAnyEvent * thisEvent = (XAnyEvent *)&e;
1661          // printf("Got an event: %d\n", thisEvent->type);
1662
1663          //if(gotAnXEvent) { thisEvent = (XAnyEvent *)&xEvent; gotAnXEvent = false; }
1664
1665          if(im && XFilterEvent((union _XEvent *)thisEvent, None))
1666             continue;
1667          eventAvailable = true;
1668          XFindContext(xGlobalDisplay, thisEvent->window, windowContext, (XPointer *) &window);
1669          if(window)
1670          {
1671             XWindowData windowData = window.windowData;
1672             static uint lastKeyCode = 0;
1673             switch(thisEvent->type)
1674             {
1675                case KeyPress:
1676                {
1677                   XKeyEvent * event = (XKeyEvent *) thisEvent;
1678                   incref window;
1679                   timeStamp = event->time;
1680                   if(!window.active)
1681                   {
1682                      Window modalRoot = window.FindModal();
1683                      XWindowData windowData;
1684
1685                      activeWindow = (X11Window)window.windowHandle;
1686
1687                      if(!window.parent || window != window.parent.activeChild)
1688                      {
1689                         if(modalRoot)
1690                            modalRoot.ExternalActivate(true, true, window, null);
1691                         else
1692                            window.ExternalActivate(true, true, window, null); // lastActive);
1693                         windowData = modalRoot ? modalRoot.windowData : window.windowData;
1694                         if(windowData && windowData.ic)
1695                         {
1696                            // XSetICValues(ic, XNClientWindow, window.windowHandle, XNFocusWindow, window.windowHandle, 0);
1697                            XSetICFocus(windowData.ic);
1698                         }
1699                      }
1700                   }
1701                   //*XUnlockDisplay(xGlobalDisplay);
1702                   ProcessKeyMessage(window, event->keycode, (event->keycode == lastKeyCode) ? 2 : 0, event);
1703                   //*if(xGlobalDisplay) XLockDisplay(xGlobalDisplay);
1704                   lastKeyCode = event->keycode;
1705                   delete window;
1706                   break;
1707                }
1708                case KeyRelease:
1709                {
1710                   XKeyEvent * event = (XKeyEvent *) thisEvent;
1711                   XEvent nextEvent;
1712                   lastKeyCode = 0;
1713                   timeStamp = event->time;
1714                   if(!autoRepeatDetectable && XCheckIfEvent(xGlobalDisplay, (XEvent *)&nextEvent, EventChecker, (void *)KeyPress))
1715                   {
1716                      if(im && XFilterEvent(&nextEvent, None))
1717                         break;
1718
1719                      if(((XKeyEvent *)&nextEvent)->keycode == event->keycode)
1720                      {
1721                         //*XUnlockDisplay(xGlobalDisplay);
1722                         ProcessKeyMessage(window, event->keycode, 2, event);
1723                      }
1724                      else
1725                      {
1726                         //*XUnlockDisplay(xGlobalDisplay);
1727                         // printf("Keycode not the same :(\n");
1728                         ProcessKeyMessage(window, event->keycode, 1, event);
1729                         ProcessKeyMessage(window, ((XKeyEvent *)&nextEvent)->keycode, 0, (XKeyEvent *)&nextEvent);
1730                      }
1731                   }
1732                   else
1733                   {
1734                      //*XUnlockDisplay(xGlobalDisplay);
1735                      // printf("No KeyPress ahead\n");
1736                      ProcessKeyMessage(window, event->keycode, 1, event);
1737                   }
1738                   //*if(xGlobalDisplay) XLockDisplay(xGlobalDisplay);
1739                   break;
1740                }
1741                case ButtonPress:
1742                {
1743                   XButtonEvent * event = (XButtonEvent *) thisEvent;
1744
1745                   static double lastTime[3];
1746                   static Window lastWindow[3];
1747                   static Point lastPos[3];
1748
1749                   Modifiers keyFlags = 0;
1750                   bool doubleClick;
1751                   uint button, buttonDouble, whichButton;
1752                   uint buttonMask;
1753                   int x = event->x_root, y = event->y_root;
1754                   timeStamp = event->time;
1755                   if(event->button == Button1)
1756                   {
1757                      // Force a raise on click here to deal with confused active state preventing to bring the window up
1758                      if(!fullScreenMode)
1759                      {
1760                         if(!atomsSupported[_net_active_window] && !window.isRemote)
1761                            XRaiseWindow(xGlobalDisplay, (X11Window)window.windowHandle);
1762                         XSetInputFocus(xGlobalDisplay, (X11Window)window.windowHandle, RevertToParent, CurrentTime);
1763                      }
1764                      button = __ecereVMethodID___ecereNameSpace__ecere__gui__Window_OnLeftButtonDown;
1765                      buttonDouble = __ecereVMethodID___ecereNameSpace__ecere__gui__Window_OnLeftDoubleClick;
1766                      whichButton = 0;
1767                      buttonMask = Button1Mask;
1768                      keyFlags.left = true;
1769                      buttonsState.left = true;
1770                   }
1771                   else if(event->button == Button3)
1772                   {
1773                      button = __ecereVMethodID___ecereNameSpace__ecere__gui__Window_OnRightButtonDown;
1774                      buttonDouble = __ecereVMethodID___ecereNameSpace__ecere__gui__Window_OnRightDoubleClick;
1775                      whichButton = 2;
1776                      buttonMask = Button3Mask;
1777                      keyFlags.right = true;
1778                      buttonsState.right = true;
1779                   }
1780                   else
1781                   {
1782                      button = __ecereVMethodID___ecereNameSpace__ecere__gui__Window_OnMiddleButtonDown;
1783                      buttonDouble = __ecereVMethodID___ecereNameSpace__ecere__gui__Window_OnMiddleDoubleClick;
1784                      whichButton = 1;
1785                      buttonMask = Button2Mask;
1786                      keyFlags.middle = true;
1787                      buttonsState.middle = true;
1788                   }
1789                   if(event->state & buttonMask)
1790                      break;
1791
1792                   doubleClick = event->time - lastTime[whichButton] < DBLCLICK_DELAY &&
1793                      window == lastWindow[whichButton] &&
1794                      Abs(event->x_root - lastPos[whichButton].x) < DBLCLICK_DELTA &&
1795                      Abs(event->y_root - lastPos[whichButton].y) < DBLCLICK_DELTA;
1796                   lastTime[whichButton] = doubleClick ? 0 : event->time;
1797                   lastWindow[whichButton] = window;
1798                   lastPos[whichButton].x = event->x_root;
1799                   lastPos[whichButton].y = event->y_root;
1800
1801                   if(event->state & ShiftMask)     keyFlags.shift = true;
1802                   if(event->state & ControlMask)   keyFlags.ctrl = true;
1803                   if(event->state & Mod1Mask)      keyFlags.alt = true;
1804                   if(event->state & Button1Mask)   keyFlags.left = true;
1805                   if(event->state & Button2Mask)   keyFlags.middle = true;
1806                   if(event->state & Button3Mask)   keyFlags.right = true;
1807                   //*XUnlockDisplay(xGlobalDisplay);
1808
1809                   incref window;
1810                   if(event->button == Button4 || event->button == Button5)
1811                   {
1812                      window.KeyMessage(__ecereVMethodID___ecereNameSpace__ecere__gui__Window_OnKeyHit, (event->button == Button4) ? wheelUp : wheelDown, 0);
1813                   }
1814                   else
1815                   {
1816                      if(doubleClick)
1817                      {
1818                         if(!window.MouseMessage(buttonDouble, x, y, &keyFlags, false, true))
1819                         {
1820                            //*if(xGlobalDisplay) XLockDisplay(xGlobalDisplay);
1821                            delete window;
1822                            break;
1823                         }
1824                      }
1825                      window.MouseMessage(button, x, y, &keyFlags, false, /*doubleClick? false : */true);
1826                   }
1827                   //*if(xGlobalDisplay) XLockDisplay(xGlobalDisplay);
1828                   delete window;
1829                   break;
1830                }
1831                case ButtonRelease:
1832                {
1833                   Modifiers keyFlags = 0;
1834                   XButtonEvent * event = (XButtonEvent *) thisEvent;
1835                   uint button;
1836                   uint buttonMask;
1837                   int x = event->x_root, y = event->y_root;
1838                   if(event->button == Button1)
1839                   {
1840                      button = __ecereVMethodID___ecereNameSpace__ecere__gui__Window_OnLeftButtonUp;
1841                      buttonMask = Button1Mask;
1842                      buttonsState.left = false;
1843                   }
1844                   else if(event->button == Button3)
1845                   {
1846                      button = __ecereVMethodID___ecereNameSpace__ecere__gui__Window_OnRightButtonUp;
1847                      buttonMask = Button3Mask;
1848                      buttonsState.right = false;
1849                   }
1850                   else
1851                   {
1852                      button = __ecereVMethodID___ecereNameSpace__ecere__gui__Window_OnMiddleButtonUp;
1853                      buttonMask = Button2Mask;
1854                      buttonsState.middle = false;
1855                   }
1856                   timeStamp = event->time;
1857                   if(!(event->state & buttonMask)) break;
1858                   if(event->state & ShiftMask)     keyFlags.shift = true;
1859                   if(event->state & ControlMask)   keyFlags.ctrl = true;
1860                   if(event->state & Mod1Mask)      keyFlags.alt = true;
1861                   if(event->state & Button1Mask)   keyFlags.left = true;
1862                   if(event->state & Button2Mask)   keyFlags.middle = true;
1863                   if(event->state & Button3Mask)   keyFlags.right = true;
1864                   if(guiApp.windowCaptured && guiApp.windowCaptured != window)
1865                   {
1866                      // X hasn't noticed the capture yet, so fix it!
1867                      x += window.absPosition.x;
1868                      y += window.absPosition.y;
1869                      window = guiApp.windowCaptured.rootWindow;
1870                      x -= window.absPosition.x;
1871                      y -= window.absPosition.y;
1872                   }
1873                   //*XUnlockDisplay(xGlobalDisplay);
1874                   incref window;
1875                   window.MouseMessage(button, x, y, &keyFlags, false, false);
1876                   delete window;
1877                   //*if(xGlobalDisplay) XLockDisplay(xGlobalDisplay);
1878                   break;
1879                }
1880                case MotionNotify:
1881                {
1882                   static uint lastTime = 0;
1883                   XMotionEvent * event = (XMotionEvent *) thisEvent;
1884                   while(XCheckIfEvent(xGlobalDisplay, (XEvent *)thisEvent, EventChecker, (void *)MotionNotify));
1885                   // if(event->time - lastTime > 15)
1886                   {
1887                      Modifiers keyFlags = 0;
1888                      timeStamp = event->time;
1889                      // int x = event->x_root, y = event->y_root;
1890
1891                      if(event->state & ShiftMask)     keyFlags.shift = true;
1892                      if(event->state & ControlMask)   keyFlags.ctrl = true;
1893                      if(event->state & Mod1Mask)      keyFlags.alt = true;
1894                      if(event->state & Button1Mask)   keyFlags.left = true;
1895                      if(event->state & Button2Mask)   keyFlags.middle = true;
1896                      if(event->state & Button3Mask)   keyFlags.right = true;
1897                      //*XUnlockDisplay(xGlobalDisplay);
1898                      incref window;
1899                      if(window == acquiredInputWindow)
1900                      {
1901                         lastMouse.x = event->x_root;
1902                         lastMouse.y = event->y_root;
1903                      }
1904                      window.MouseMessage(__ecereVMethodID___ecereNameSpace__ecere__gui__Window_OnMouseMove,
1905                         event->x_root, event->y_root, &keyFlags, false, false);
1906                      delete window;
1907                      //*if(xGlobalDisplay) XLockDisplay(xGlobalDisplay);
1908                      lastTime = (uint)event->time;
1909                   }
1910                   break;
1911                }
1912                case Expose:
1913                {
1914                   XExposeEvent * event = (XExposeEvent *) thisEvent;
1915                   Box box;
1916                   box.left = event->x;
1917                   box.top = event->y;
1918                   box.right = box.left + event->width - 1;
1919                   box.bottom = box.top + event->height - 1;
1920                   window.UpdateDirty(box);
1921                   break;
1922                }
1923                case SelectionRequest:
1924                {
1925                   XSelectionRequestEvent *req = (XSelectionRequestEvent *) thisEvent;
1926                   XEvent respond;
1927                   if(req->target == atoms[targets] && clipBoardData)
1928                   {
1929                      Atom * supportedTargets = new Atom[4];
1930                      supportedTargets[0] = atoms[targets];
1931                      supportedTargets[1] = atoms[multiple];
1932                      supportedTargets[2] = XA_STRING;
1933                      supportedTargets[3] = atoms[utf8_string];
1934                      XChangeProperty(xGlobalDisplay,req->requestor, req->_property,
1935                         XA_ATOM,32,PropModeReplace, (byte *) supportedTargets, 4*sizeof(Atom));
1936                      respond.xselection._property = req->_property;
1937                      delete supportedTargets;
1938                   }
1939                   else if((req->target == XA_STRING || req->target == atoms[utf8_string]) && clipBoardData)
1940                   {
1941                      Atom _property = (req->_property == None) ? req->target : req->_property;
1942                      XChangeProperty(xGlobalDisplay,req->requestor, _property,
1943                         req->target/*req->_property*/,8,PropModeReplace, (byte *) clipBoardData, strlen(clipBoardData));
1944                      respond.xselection._property = _property;
1945                   }
1946                   else
1947                      respond.xselection._property = None;
1948
1949                   respond.xselection.type = SelectionNotify;
1950                   respond.xselection.display = req->display;
1951                   respond.xselection.requestor = req->requestor;
1952                   respond.xselection.selection =req->selection;
1953                   respond.xselection.target = req->target;
1954                   respond.xselection.time = CurrentTime;
1955                   XSendEvent(xGlobalDisplay, req->requestor,0,0,&respond);
1956                   break;
1957                }
1958                case SelectionClear:
1959                {
1960                   delete clipBoardData;
1961                   break;
1962                }
1963                case FocusIn:
1964                {
1965                   lastMouse = acquireStart;
1966
1967                   guiApp.SetAppFocus(true);
1968
1969                   X11UpdateState(window, null);
1970
1971                   if(fullScreenMode)
1972                   {
1973                      if(acquiredInputWindow)
1974                      {
1975                         GetMousePosition(&guiApp.acquiredMouseX, &guiApp.acquiredMouseY);
1976                         lastMouse = { window.size.w/2, window.size.h/2 };
1977                         SetMousePosition(lastMouse.x, lastMouse.y);
1978                      }
1979                      XRaiseWindow(xGlobalDisplay, (X11Window)window.windowHandle);
1980                      SetNETWMState((X11Window)window.windowHandle, true, add, atoms[_net_wm_state_fullscreen], 0);
1981                      XGrabKeyboard(xGlobalDisplay, (X11Window)window.windowHandle, False,  GrabModeAsync, GrabModeAsync, CurrentTime);
1982                         (xGlobalDisplay, (X11Window)window.windowHandle, RevertToParent, timeStamp);
1983                      XInterface::UpdateRootWindow(window);
1984                      break;
1985                   }
1986
1987                   if(activeWindow != (X11Window)window.windowHandle)
1988                   {
1989                      XFocusChangeEvent *event = (XFocusChangeEvent *) thisEvent;
1990                      Window modalRoot = window.FindModal();
1991                      XWindowData windowData;
1992
1993                      activeWindow = (X11Window)window.windowHandle;
1994
1995                      if(window.parent && window == window.parent.activeChild) break;
1996                      incref window;
1997                      //if(window.creationActivation == activate)
1998                      {
1999                         if(modalRoot)
2000                            modalRoot.ExternalActivate(true, true, window, null); // lastActive);
2001                         else
2002                            window.ExternalActivate(true, true, window, null); // lastActive);
2003                      }
2004                      windowData = modalRoot ? modalRoot.windowData : window.windowData;
2005                      if(windowData && windowData.ic)
2006                      {
2007                         // XSetICValues(ic, XNClientWindow, window.windowHandle, XNFocusWindow, window.windowHandle, 0);
2008                         XSetICFocus(windowData.ic);
2009                      }
2010                      //delete lastActive;
2011                      //lastActive = window;
2012                      //incref lastActive;
2013                      delete window;
2014                   }
2015                   break;
2016                }
2017                case FocusOut:
2018                {
2019 #ifdef _DEBUG
2020                   //printf("Processing a FocusOut Event for %s (%x)\n", window._class.name, window);
2021 #endif
2022
2023                   /*
2024                   if(XCheckTypedWindowEvent(xGlobalDisplay, thisEvent->window, FocusIn, (XEvent *)thisEvent))
2025                   {
2026                      break;
2027                   }
2028                   */
2029
2030                   if(XCheckIfEvent(xGlobalDisplay, (XEvent *)thisEvent, (void *)FocusInChecker, null))
2031                   {
2032                      if(!fullScreenMode)
2033                         XPutBackEvent(xGlobalDisplay, (XEvent *)thisEvent);
2034                      break;
2035                   }
2036
2037
2038                   if(fullScreenMode || (X11Window)window.windowHandle == activeWindow)
2039                      guiApp.SetAppFocus(false);
2040
2041                   if(fullScreenMode)
2042                   {
2043                      //XUngrabKeyboard(xGlobalDisplay, CurrentTime);
2044                      //SetNETWMState((X11Window)window.windowHandle, true, remove, atoms[_net_wm_state_fullscreen], 0);
2045                      //XIconifyWindow(xGlobalDisplay, (X11Window)window.windowHandle, DefaultScreen(xGlobalDisplay));
2046                      break;
2047                   }
2048
2049                   if(thisEvent->window == activeWindow)
2050                      activeWindow = (X11Window)null;
2051 #if 0
2052                   if(XCheckTypedEvent(xGlobalDisplay, FocusIn, (XEvent *)thisEvent))
2053                   {
2054                      if(XCheckTypedWindowEvent(xGlobalDisplay, thisEvent->window, FocusOut, (XEvent *)thisEvent))
2055                      {
2056                         XFocusChangeEvent *event = (XFocusChangeEvent *) thisEvent;
2057
2058                         XFindContext(xGlobalDisplay, thisEvent->window, windowContext, (XPointer *) &window);
2059                         if(window)
2060                         {
2061                            Window windowCopy = window;
2062                            XWindowData windowData;
2063                            if(windowCopy == windowCopy.parent.activeChild) break;
2064                            incref windowCopy;
2065                            windowCopy.ExternalActivate(true, true,  windowCopy, lastActive);
2066
2067                            windowData = windowCopy.windowData;
2068                            if(windowData && windowData.ic)
2069                               XSetICFocus(windowData.ic);
2070
2071                            delete lastActive;
2072                            lastActive = windowCopy;
2073                            incref lastActive;
2074                            delete windowCopy;
2075                         }
2076
2077                         // XFindContext(xGlobalDisplay, thisEvent->window, windowContext, (XPointer *) &window);
2078                         if(window)
2079                         {
2080                            if(window != window.parent.activeChild) break;
2081                            incref window;
2082                            window.ExternalActivate(false, true,  window, lastActive);
2083                            delete window;
2084                         }
2085                      }
2086                      else
2087                      {
2088                         XWindowData windowData;
2089                         XFindContext(xGlobalDisplay, thisEvent->window, windowContext, (XPointer *) &window);
2090
2091                         if(window)
2092                         {
2093                            XFocusChangeEvent *event = (XFocusChangeEvent *) thisEvent;
2094                            Window modalRoot = window.FindModal();
2095
2096                            incref window;
2097                            if(modalRoot)
2098                            {
2099                               modalRoot.ExternalActivate(true, true, window, lastActive);
2100                            }
2101                            else
2102                            {
2103                               window.ExternalActivate(true, true, window, lastActive);
2104                            }
2105                            windowData = modalRoot ? modalRoot.windowData : window.windowData;
2106                            if(windowData && windowData.ic)
2107                               XSetICFocus(windowData.ic);
2108
2109                            delete lastActive;
2110                            lastActive = window;
2111                            incref lastActive;
2112                            delete window;
2113                         }
2114                      }
2115                   }
2116                   else
2117 #endif
2118                   {
2119                      XFocusChangeEvent *event = (XFocusChangeEvent *) thisEvent;
2120                      if(window.parent && window != window.parent.activeChild && window != guiApp.interimWindow) break;
2121                      incref window;
2122
2123 #ifdef _DEBUG
2124                      //printf("Deactivating %s\n", window._class.name);
2125 #endif
2126
2127                      if(!window.ExternalActivate(false, true, window, null /*lastActive*/))
2128                      {
2129                         XCheckTypedEvent(xGlobalDisplay, /*thisEvent->window, */ButtonPress, (XEvent *)thisEvent);
2130                      }
2131
2132                      //delete lastActive;
2133                      /*
2134                      lastActive = window;
2135                      incref lastActive;
2136                      */
2137                      delete window;
2138                   }
2139                   break;
2140                }
2141                case ConfigureNotify:
2142                {
2143                   XConfigureEvent * event = (XConfigureEvent *) thisEvent;
2144                   bool unmaximized = false;
2145                   if(!window.visible || fullScreenMode) break;
2146                   while(XCheckIfEvent(xGlobalDisplay, (XEvent *)thisEvent, (void *)ConfigureNotifyChecker, (void *)window.windowHandle));
2147                   //if(event->x - desktopX != window.position.x || event->y - desktopY != window.position.y || event->width != window.size.w || event->height != window.size.h)
2148
2149                   X11UpdateState(window, &unmaximized);
2150                   {
2151                      bool offset = false;
2152                      int x, y, w, h;
2153                      if(unmaximized && window.nativeDecorations)
2154                      {
2155                         if(window.nativeDecorations && RequestFrameExtents((X11Window)window.windowHandle))
2156                            WaitForFrameExtents(window, false);
2157
2158                         // Ensure we set the normal size anchor when un-maximizing
2159                         window.ComputeAnchors(window.normalAnchor, window.normalSizeAnchor, &x, &y, &w, &h);
2160                      }
2161                      else
2162                      {
2163                         x = event->x;
2164                         y = event->y;
2165                         w = event->width, h = event->height;
2166
2167                         //if(event->send_event)
2168                         {
2169                            X11Window rootChild;
2170                            int rootX, rootY;
2171                            XTranslateCoordinates(xGlobalDisplay, event->window,
2172                               RootWindow(xGlobalDisplay, DefaultScreen(xGlobalDisplay)), 0, 0,
2173                               &rootX, &rootY, &rootChild);
2174
2175                            if(x != rootX || y != rootY)
2176                            {
2177                               /*if(event->send_event)
2178                                  offset = true;*/
2179                               x = rootX;
2180                               y = rootY;
2181                            }
2182                         }
2183
2184                         x -= desktopX;
2185                         y -= desktopY;
2186
2187                         if(window.nativeDecorations && window.state != maximized)
2188                         {
2189                            x -= windowData.decor.left;
2190                            y -= windowData.decor.top;
2191                            w += windowData.decor.left + windowData.decor.right;
2192                            h += windowData.decor.top + windowData.decor.bottom;
2193                         }
2194                      }
2195
2196                      window.Position(x, y, w, h, false /*true*/, true, true, true, false, unmaximized);
2197
2198                      // Break the anchors for moveable/resizable windows
2199                      // Avoid doing this if the translation wasn't in sync as it will cause the window to move around
2200                      if(!unmaximized && !offset && window.style.fixed && window.state == normal)
2201                      {
2202                         window.normalAnchor = Anchor
2203                         {
2204                            left = x + windowData.decor.left,
2205                            top = y + windowData.decor.top
2206                         };
2207                         window.normalSizeAnchor =
2208                            SizeAnchor { { window.clientSize.w, window.clientSize.h }, isClientW = true, isClientH = true };
2209                      }
2210                   }
2211                   break;
2212                }
2213                case ClientMessage:
2214                {
2215                   XClientMessageEvent * event = (XClientMessageEvent *) thisEvent;
2216
2217                   if(event->data.l[0] == atoms[wm_delete_window])
2218                   {
2219                      window.Destroy(0);
2220                   }
2221
2222                   if(event->data.l[0] == atoms[wm_take_focus])
2223                   {
2224                      Window modalRoot;
2225                      XWindowData windowData;
2226                      bool laterFocus;
2227
2228                      if(fullScreenMode)
2229                      {
2230                         XRaiseWindow(xGlobalDisplay, (X11Window)window.windowHandle);
2231                         XSetInputFocus(xGlobalDisplay, (X11Window)window.windowHandle, RevertToParent, timeStamp);
2232                         XGrabKeyboard(xGlobalDisplay, (X11Window)window.windowHandle, False,  GrabModeAsync, GrabModeAsync, CurrentTime);
2233                         guiApp.SetAppFocus(true);
2234                         break;
2235                      }
2236
2237                      //activeWindow = (X11Window)window.windowHandle;
2238
2239                      timeStamp = (X11Time)event->data.l[1];
2240
2241                      windowData = window.windowData;
2242                      laterFocus = windowData.laterFocus;
2243                      windowData.laterFocus = true;
2244
2245 #ifdef _DEBUG
2246                      //printf("Processing a ClientMessage WM_TAKE_FOCUS Event for %s (%x)\n", window._class.name, window);
2247 #endif
2248                      if(guiApp.interimWindow && guiApp.interimWindow.created && window != guiApp.interimWindow) break; //window == window.parent.activeChild) break;
2249                      // if(window == window.parent.activeChild) break;
2250                      incref window;
2251
2252                      {
2253                         XEvent checkEvent;
2254                         //XFlush(xGlobalDisplay);
2255                         while(XCheckTypedEvent(xGlobalDisplay, FocusOut, &checkEvent))
2256                         {
2257                            XFocusChangeEvent *event = (XFocusChangeEvent *) &checkEvent;
2258                            Window window;
2259                            XFindContext(xGlobalDisplay, event->window, windowContext, (XPointer *) &window);
2260                            if(window.parent && window != window.parent.activeChild) break;
2261                            incref window;
2262
2263       #ifdef _DEBUG
2264                            //printf("Found a FocusOut ahead, deactivating %s (%d)\n", window._class.name, window);
2265       #endif
2266
2267                            if(!window.ExternalActivate(false, true, window, null /*lastActive*/))
2268                            {
2269                               XCheckTypedEvent(xGlobalDisplay, /*thisEvent->window, */ButtonPress, (XEvent *)thisEvent);
2270                            }
2271                            delete lastActive;
2272                            delete window;
2273                         }
2274                      }
2275
2276                      lastMouse = acquireStart;
2277                      modalRoot = window.FindModal();
2278                      windowData = modalRoot ? modalRoot.windowData : window.windowData;
2279                      if(windowData)
2280                      {
2281                         if(laterFocus || (modalRoot ? modalRoot : window).creationActivation == activate)
2282                         {
2283                            if(modalRoot)
2284                            {
2285                               XRaiseWindow(xGlobalDisplay, (X11Window)modalRoot.windowHandle);
2286                               WaitForViewableWindow(modalRoot);
2287                               if(atomsSupported[_net_active_window])
2288                               {
2289                                  XClientMessageEvent event = { 0 };
2290                                  event.type = ClientMessage;
2291                                  event.message_type = atoms[_net_active_window];
2292                                  event.display = xGlobalDisplay;
2293                                  event.serial = 0;
2294                                  event.window = (X11Window)modalRoot.windowHandle;
2295                                  event.send_event = 1;
2296                                  event.format = 32;
2297                                  event.data.l[0] = /*0*/ 1;
2298                                  event.data.l[1] = timeStamp;
2299                                  event.data.l[2] = activeWindow;
2300                                  /*
2301                                  event.data.l[2] = activeWindow; //guiApp.desktop.activeChild.windowHandle;
2302                                  */
2303 #ifdef _DEBUG
2304                                  //printf("(ClientMessage - %s) Setting _NET_ACTIVE_WINDOW for %s (%x)\n", window._class.name, modalRoot._class.name, modalRoot);
2305 #endif
2306
2307                                  XSendEvent(xGlobalDisplay, DefaultRootWindow(xGlobalDisplay), bool::false, SubstructureRedirectMask | SubstructureNotifyMask, (union _XEvent *)&event);
2308                                  XSetInputFocus(xGlobalDisplay, (X11Window)modalRoot.windowHandle, RevertToParent, timeStamp);
2309                                  guiApp.SetAppFocus(true);
2310                                  activeWindow = (X11Window)window.windowHandle;
2311
2312                                  //XFlush(xGlobalDisplay);
2313                                  //printf("Done.\n");
2314                               }
2315                            }
2316                            else
2317                            {
2318                               XSetInputFocus(xGlobalDisplay, (X11Window)window.windowHandle, RevertToParent, timeStamp);
2319                               guiApp.SetAppFocus(true);
2320                               activeWindow = (X11Window)window.windowHandle;
2321                               window.ExternalActivate(true, true, window, null); // lastActive);
2322                               if(windowData && windowData.ic)
2323                               {
2324                                  // XSetICValues(ic, XNClientWindow, window.windowHandle, XNFocusWindow, window.windowHandle, 0);
2325                                  //XSetICFocus(windowData.ic);
2326                               }
2327                            }
2328                         }
2329                         windowData.laterFocus = true;
2330                         delete lastActive;
2331                         lastActive = window;
2332                         incref lastActive;
2333                      }
2334                      delete window;
2335                   }
2336                   break;
2337                }
2338                case PropertyNotify:
2339                {
2340                   XWindowData windowData = window.windowData;
2341                   XPropertyEvent * event = (XPropertyEvent *) thisEvent;
2342                   if(!fullScreenMode && event->atom == atoms[_net_frame_extents] &&
2343                     event->state == PropertyNewValue && windowData)
2344                   {
2345                      if(!GetFrameExtents(window, true))
2346                         windowData.gotFrameExtents = true; // Unsupported?
2347                   }
2348                   break;
2349                }
2350             }
2351             if(!processAll) break;
2352          }
2353       }
2354       //*if(xGlobalDisplay) XUnlockDisplay(xGlobalDisplay);
2355       //xMutex.Release();
2356       if(!eventAvailable)
2357          return false;
2358       return true;
2359    }
2360
2361    void Wait()
2362    {
2363       gotAnXEvent = false;
2364       xMutex.Release();
2365       xSemaphore.Release();
2366       guiApp.WaitEvent();
2367       xMutex.Wait();
2368    }
2369
2370    void Lock(Window window)
2371    {
2372       //*XLockDisplay(xGlobalDisplay);
2373    }
2374
2375    void Unlock(Window window)
2376    {
2377       //*XUnlockDisplay(xGlobalDisplay);
2378    }
2379
2380    char ** GraphicsDrivers(int * numDrivers)
2381    {
2382       static char *graphicsDrivers[] = { "X", "OpenGL" };
2383       *numDrivers = sizeof(graphicsDrivers) / sizeof(char *);
2384       return (char **)graphicsDrivers;
2385    }
2386
2387    void GetCurrentMode(bool * fullScreen, int * resolution, int * colorDepth, int * refreshRate)
2388    {
2389       *fullScreen = fullScreenMode;
2390    }
2391
2392    void EnsureFullScreen(bool *fullScreen)
2393    {
2394
2395    }
2396
2397    bool ScreenMode(bool fullScreen, int resolution, int colorDepth, int refreshRate, bool * textMode)
2398    {
2399       bool result = true;
2400
2401       fullScreenMode = fullScreen;
2402
2403       if(fullScreen)
2404       {
2405
2406       }
2407       else
2408       {
2409          static bool firstTime = true;
2410          firstTime = false;
2411          desktopX = desktopY = desktopW = desktopH = 0;
2412
2413          RepositionDesktop(false);
2414       }
2415       return result;
2416    }
2417
2418    // --- Window Creation ---
2419    void * CreateRootWindow(Window window)
2420    {
2421       X11Window windowHandle;
2422       XSetWindowAttributes attributes = { 0 };
2423       XVisualInfo * visualInfo = null;
2424       int depth;
2425       Visual * visual;
2426       XIC ic = null;
2427       unsigned long mask = EVENT_MASK;
2428
2429       // Old WM (e.g. TWM), use built-in decorations
2430       if(!atomsSupported[_net_wm_state])
2431          window.nativeDecorations = false;
2432       attributes.override_redirect = (window.interim || (!atomsSupported[_net_wm_state] && !window.nativeDecorations)) ? True : False;
2433       attributes.event_mask = EVENT_MASK;
2434       //printf("%s\n", guiApp.defaultDisplayDriver);
2435 #if !defined(ECERE_VANILLA) && !defined(ECERE_NO3D) && !defined(ECERE_NOGL)
2436       if(window.dispDriver == class(OpenGLDisplayDriver) || !strcmp(guiApp.defaultDisplayDriver, "OpenGL"))
2437       {
2438          int samples;
2439          bool alpha = true;
2440          for(samples = 4;; samples /= 2)
2441          {
2442             bool found = false;
2443             int attrib[30] =
2444             {
2445                GLX_RENDER_TYPE, GLX_RGBA_BIT,
2446                GLX_DRAWABLE_TYPE, GLX_WINDOW_BIT,
2447                GLX_DOUBLEBUFFER, True,
2448                GLX_DEPTH_SIZE, 1,
2449                GLX_RED_SIZE, 1,
2450                GLX_GREEN_SIZE, 1,
2451                GLX_BLUE_SIZE, 1
2452             };
2453             int numAttribs = 14;
2454
2455             GLXFBConfig *fbconfigs = null, fbconfig;
2456             int numfbconfigs;
2457             int i;
2458             //printf("Samples = %d, alpha = %d\n", samples, alpha);
2459             if(alpha)
2460             {
2461                attrib[numAttribs++] = GLX_ALPHA_SIZE;
2462                attrib[numAttribs++] = 1;
2463             }
2464             if(samples)
2465             {
2466                attrib[numAttribs++] = GLX_SAMPLE_BUFFERS_ARB;
2467                attrib[numAttribs++] = GL_TRUE;
2468                attrib[numAttribs++] = GLX_SAMPLES_ARB;
2469                attrib[numAttribs++] = samples;
2470             }
2471             attrib[numAttribs] = None;
2472
2473             // visualInfo = glXChooseVisual(xGlobalDisplay, DefaultScreen(xGlobalDisplay), attrib);
2474
2475             //printf("Trying %d samples...\n", samples);
2476             fbconfigs = glXChooseFBConfig(xGlobalDisplay, DefaultScreen(xGlobalDisplay), attrib, &numfbconfigs);
2477             if(fbconfigs)
2478             {
2479                for (i = 0; i < numfbconfigs; i++)
2480                {
2481                   XRenderPictFormat * format;
2482                   visualInfo = glXGetVisualFromFBConfig(xGlobalDisplay, fbconfigs[i]);
2483                   if (!visualInfo) continue;
2484                   if(window.alphaBlend)
2485                   {
2486                      format = XRenderFindVisualFormat(xGlobalDisplay, visualInfo->visual);
2487                      if (!format) { XFree(visualInfo); continue; }
2488                      if(format->direct.alphaMask > 0)
2489                      {
2490                         //printf("Found what we're looking for (alphaBlend)\n");
2491                         fbconfig = fbconfigs[i];
2492                         found = true;
2493                         break;
2494                      }
2495                   }
2496                   else
2497                   {
2498                      //printf("Found what we're looking for\n");
2499                      found = true;
2500                      break;
2501                   }
2502                }
2503                if (i == numfbconfigs)
2504                {
2505                   fbconfig = fbconfigs[0];
2506                   visualInfo = glXGetVisualFromFBConfig(xGlobalDisplay, fbconfig);
2507                }
2508             }
2509             if(fbconfigs)
2510                XFree(fbconfigs);
2511             if(found || (!samples && !alpha))
2512             {
2513                //printf("Stopping now\n");
2514                break;
2515             }
2516             else
2517                XFree(visualInfo);
2518             if(samples == 1) samples = 0;
2519             else if(!samples) alpha = false;
2520          }
2521       }
2522       if(!visualInfo)
2523       {
2524          int attrList[] =
2525          {
2526             GLX_USE_GL, GLX_DEPTH_SIZE, 1,
2527             GLX_RGBA,
2528             GLX_RED_SIZE, 1, GLX_GREEN_SIZE, 1, GLX_BLUE_SIZE, 1,
2529             GLX_DOUBLEBUFFER,
2530             None
2531          };
2532          visualInfo = glXChooseVisual(xGlobalDisplay, DefaultScreen(xGlobalDisplay), attrList);
2533       }
2534 #endif
2535       depth = visualInfo ? visualInfo->depth : (window.alphaBlend ? 32 : xSystemDepth);
2536       visual = visualInfo ? visualInfo->visual : (window.alphaBlend ? FindFullColorVisual (xGlobalDisplay, &depth) : xSystemVisual);
2537       // printf("visual: %d, depth: %d\n", visual, depth);
2538
2539       if(visual)
2540       {
2541          attributes.colormap = XCreateColormap(xGlobalDisplay, XRootWindow(xGlobalDisplay, DefaultScreen(xGlobalDisplay)), visual, AllocNone);
2542          attributes.border_pixel = 0;
2543       }
2544       else
2545          return null;
2546
2547       if(fullScreenMode)
2548       {
2549          windowHandle = XCreateWindow(xGlobalDisplay,
2550                DefaultRootWindow(xGlobalDisplay),
2551                0,0,
2552                XDisplayWidth(xGlobalDisplay, DefaultScreen(xGlobalDisplay)),
2553                XDisplayHeight(xGlobalDisplay, DefaultScreen(xGlobalDisplay)),
2554                0, depth, InputOutput, visual ? visual : CopyFromParent,
2555                CWEventMask | (visual ? (CWColormap | CWBorderPixel) : 0) | CWOverrideRedirect,
2556                &attributes);
2557
2558          {
2559             XSizeHints hints = { 0 };
2560             XSetWMNormalHints(xGlobalDisplay, windowHandle, &hints);
2561          }
2562
2563          {
2564             String caption = window.caption;
2565             XChangeProperty(xGlobalDisplay, windowHandle, atoms[_net_wm_name],
2566                atoms[utf8_string], 8, PropModeReplace, (byte *)window.caption, caption ? strlen(caption) : 0);
2567             XChangeProperty(xGlobalDisplay, windowHandle, atoms[wm_name],
2568                atoms[utf8_string], 8, PropModeReplace, (byte *)window.caption, caption ? strlen(caption) : 0);
2569          }
2570
2571          SetNETWMState((X11Window)windowHandle, false, add, atoms[_net_wm_state_fullscreen], 0);
2572          //SetNETWMState((X11Window)windowHandle, false, add, atoms[_net_wm_state_above], 0);
2573          {
2574             Atom hints[4];
2575             int count;
2576
2577             hints[0] = atoms[_net_wm_window_type_normal];
2578             count = 1;
2579             XChangeProperty(xGlobalDisplay, windowHandle, atoms[_net_wm_window_type], XA_ATOM, 32,
2580                PropModeReplace, (unsigned char*)&hints, count);
2581          }
2582
2583          {
2584             XWMHints xwmHints;
2585             xwmHints.flags = InputHint;
2586             xwmHints.input = 0;
2587             XSetWMHints(xGlobalDisplay, windowHandle, &xwmHints);
2588          }
2589          {
2590             Atom protocols[2] = { atoms[wm_delete_window], atoms[wm_take_focus] };
2591             XSetWMProtocols(xGlobalDisplay, windowHandle, protocols, 2);
2592          }
2593       }
2594       /*
2595          Unsupported for now...
2596       else if(window.systemParent)
2597       {
2598
2599       }
2600       */
2601       else
2602       {
2603          if(window.windowHandle)
2604             windowHandle = (X11Window)window.windowHandle;
2605          else
2606          {
2607             X11Window parentWindow = (X11Window)null;
2608             int x = window.position.x + desktopX, y = window.position.y + desktopY;
2609             int w = window.state == normal ? Max(1, window.size.w) : Max(1, window.normalSizeAnchor.size.w);
2610             int h = window.state == normal ? Max(1, window.size.h) : Max(1, window.normalSizeAnchor.size.h);
2611             MinMaxValue smw = 0, smh = 0;
2612             MinMaxValue minW = window.minSize.w, minH = window.minSize.h;
2613             window.OnResizing((int *)&minW, (int *)&minH);
2614
2615             // To fix jumping message boxes on Cinnamon:
2616             if(window.state == normal && (minW > window.minSize.w || minH > window.minSize.w))
2617                window.ComputeAnchors(window.normalAnchor, window.normalSizeAnchor, &x, &y, &w, &h);
2618
2619             window.SetWindowMinimum(&smw, &smh);
2620             minW = Max(minW, smw);
2621             minH = Max(minH, smh);
2622
2623             if(!window.nativeDecorations && window.state != normal)
2624             {
2625                w += window.size.w - window.clientSize.w;
2626                h += window.size.h - window.clientSize.h;
2627             }
2628
2629             if(window.master.rootWindow && window.master.rootWindow != guiApp.desktop && (window._isModal || window.style.interim))
2630             {
2631                Window master = window.master;
2632                Window rootWindow = master.rootWindow;
2633
2634                parentWindow = rootWindow.is3D ? (X11Window)rootWindow.parent.windowHandle : (X11Window)rootWindow.windowHandle;
2635
2636                // parentWindow = window.master.rootWindow.is3D ? window.master.rootWindow.parent.windowHandle : window.master.rootWindow.windowHandle;
2637             }
2638             if(window.style.showInTaskBar)
2639                parentWindow = (X11Window)null;
2640
2641             windowHandle = XCreateWindow(xGlobalDisplay, DefaultRootWindow(xGlobalDisplay),
2642                x, y, w, h,
2643                0, depth, InputOutput, visual ? visual : CopyFromParent,
2644                CWEventMask | CWOverrideRedirect | (visual ? (CWColormap | CWBorderPixel) : 0), &attributes);
2645
2646             if(parentWindow && (window.interim || window.isModal))
2647             {
2648                //printf("Setting WM_TRANSIENT_FOR of %s to %s\n", window._class.name, window.master.rootWindow._class.name);
2649                XSetTransientForHint(xGlobalDisplay, windowHandle, parentWindow);
2650                //XFlush(xGlobalDisplay);
2651                //printf("Done.\n");
2652                //XChangeProperty(xGlobalDisplay, windowHandle, atoms[wm_transient_for], XA_WINDOW, 32, PropModeReplace, (unsigned char*)&parentWindow, 1);
2653                if(window.isModal)
2654                   SetNETWMState(windowHandle, false, add, atoms[_net_wm_state_modal], 0);
2655             }
2656
2657             {
2658                Atom hints[4];
2659                int count;
2660                if(parentWindow && window.interim)
2661                {
2662                   hints[0] = atoms[_net_wm_window_type_dropdown_menu];
2663                   hints[1] = atoms[_net_wm_window_type_popup_menu];
2664                   hints[2] = atoms[_net_wm_window_type_menu];
2665                   count = 3;
2666                }
2667                else if(parentWindow)
2668                {
2669                   hints[0] = atoms[_net_wm_window_type_normal];
2670                   SetNETWMState(windowHandle, false, add, atoms[_net_wm_state_skip_taskbar], 0);
2671
2672                   // Some WMs won't show a close button if dialog is set
2673                   // Additionally, this casues jumping of all dialog windows on Cinnamon
2674                   //hints[0] = atoms[_net_wm_window_type_dialog];
2675                   count = 1;
2676                }
2677                else
2678                {
2679                   hints[0] = atoms[_net_wm_window_type_normal];
2680                   count = 1;
2681                };
2682                XChangeProperty(xGlobalDisplay, windowHandle, atoms[_net_wm_window_type], XA_ATOM, 32,
2683                   PropModeReplace, (unsigned char*)&hints, count);
2684
2685                {
2686                   XWMHints xwmHints;
2687                   xwmHints.flags = InputHint;
2688                   xwmHints.input = 0;
2689                   XSetWMHints(xGlobalDisplay, windowHandle, &xwmHints);
2690                }
2691                {
2692                   Atom protocols[2] = { atoms[wm_delete_window], atoms[wm_take_focus] };
2693                   XSetWMProtocols(xGlobalDisplay, windowHandle, protocols, 2);
2694                }
2695
2696                // Set Normal hints for minimum/maximum size
2697                {
2698                   XSizeHints hints = { 0 };
2699                   hints.min_width = minW;
2700                   hints.min_height = minH;
2701                   hints.flags |= PMinSize;
2702
2703                   if(window.maxSize.w < MAXINT || window.minSize.h < MAXINT)
2704                   {
2705                      hints.max_width = window.maxSize.w;
2706                      hints.max_height = window.maxSize.h;
2707                      hints.flags |= PMaxSize;
2708                   }
2709                   hints.x = x;
2710                   hints.y = y;
2711                   hints.flags |= PPosition;
2712
2713                   hints.width = w;
2714                   hints.height = h;
2715                   hints.flags |= PSize;
2716
2717                   XSetWMNormalHints(xGlobalDisplay, windowHandle, &hints);
2718                }
2719             }
2720          }
2721       }
2722
2723       if(!ic && im)
2724       {
2725          char fontString[1024] = "--helvetica-*-r-*-*-*-120-*-*-*-*-*-*,-misc-fixed-*-r-*-*-*-130-*-*-*-*-*-*";
2726          XPoint cursor_location = { 0, 0 };
2727          char **missing_charsets;
2728          int num_missing_charsets = 0;
2729          char *default_string;
2730          XFontSet fontset;
2731          XRectangle area = { 0, 0,  400, 400 };
2732          XVaNestedList argList;
2733
2734          // sprintf(fontString, "-*-%s-*-r-*-*-*-%d-*-*-*-*-*-*", "Helvetica" /*window.font.faceName*/, (int)(window.font.size * 20));
2735          fontset = XCreateFontSet(xGlobalDisplay, fontString, &missing_charsets, &num_missing_charsets, &default_string);
2736          argList = XVaCreateNestedList(0,
2737                                        XNSpotLocation, &cursor_location,
2738                                        //XNArea, &area,
2739                                        XNFontSet, fontset,/*
2740                                        XNForeground,
2741                                        WhitePixel(xGlobalDisplay, DefaultScreen(xGlobalDisplay)),
2742                                        XNBackground,
2743                                        BlackPixel(xGlobalDisplay, DefaultScreen(xGlobalDisplay)),*/
2744                                        NULL);
2745          ic = XCreateIC(im, XNInputStyle,
2746             XIMStatusNothing | XIMPreeditPosition,
2747             XNPreeditAttributes, argList,
2748             XNClientWindow, windowHandle, XNFocusWindow, windowHandle, NULL);
2749          XFree(argList);
2750          // Should we free the fontset or not?
2751          // XFreeFontSet(xGlobalDisplay, fontset);
2752          if(ic)
2753             setICPosition = true;
2754          else
2755             ic = XCreateIC(im, XNInputStyle, XIMStatusNothing | XIMPreeditNothing, XNClientWindow, windowHandle, XNFocusWindow, windowHandle, null);
2756       }
2757       if(ic)
2758       {
2759          XGetICValues(ic, XNFilterEvents, &mask, NULL);
2760          mask |= EVENT_MASK;
2761       }
2762       /*
2763       XSelectInput(xGlobalDisplay, windowHandle, mask);
2764
2765       if(capturedWindow == None && !restrictedWindow)
2766       {
2767          XGrabPointer(xGlobalDisplay, (X11Window)windowHandle, False, ButtonPressMask | ButtonReleaseMask | PointerMotionMask, GrabModeAsync,
2768             GrabModeAsync, restrictedWindow ? confineWindow : None, fullScreenMode ? nullCursor : None, CurrentTime);
2769          XUngrabPointer(xGlobalDisplay, CurrentTime);
2770       }
2771       */
2772
2773       {
2774          if ( atoms[_motif_wm_hints] != None )
2775          {
2776             MWM_Hints hints
2777             {
2778                (window.nativeDecorations ? 0 : MWM_HINTS_DECORATIONS)|MWM_HINTS_FUNCTIONS,
2779                (window.hasClose ? MWM_FUNC_CLOSE : 0) |
2780                (fullScreenMode || window.hasMaximize ? MWM_FUNC_MAXIMIZE : 0) |
2781                (fullScreenMode || window.hasMinimize ? MWM_FUNC_MINIMIZE : 0) |
2782                ((fullScreenMode || window.moveable || ((BorderBits)window.borderStyle).fixed) ? MWM_FUNC_MOVE : 0) |
2783                (fullScreenMode || ((BorderBits)window.borderStyle).sizable ? MWM_FUNC_RESIZE : 0),
2784                 0, 0, 0
2785             };
2786             XChangeProperty(xGlobalDisplay, windowHandle, atoms[_motif_wm_hints], atoms[_motif_wm_hints], 32,
2787                PropModeReplace, (unsigned char*)&hints, 5);
2788          }
2789
2790          // *** We set this for ourselves, so don't check atomsSupported !!! ***
2791          if(atoms[_net_wm_pid])
2792          {
2793             int pid = getpid();
2794             // printf("Setting _NET_WM_PID to %d\n", pid);
2795             XChangeProperty(xGlobalDisplay, windowHandle, atoms[_net_wm_pid], XA_CARDINAL, 32,
2796                PropModeReplace, (unsigned char*)&pid, 1);
2797          }
2798       }
2799
2800       {
2801          XWMHints wmHints = { 0 };
2802          wmHints.input = True;
2803          XSetWMHints(xGlobalDisplay, windowHandle, &wmHints);
2804       }
2805
2806       // XFlush(xGlobalDisplay);
2807       window.windowData = XWindowData { visualInfo, ic };
2808
2809       XSaveContext(xGlobalDisplay, windowHandle, windowContext, (XPointer)window);
2810
2811       XSelectInput(xGlobalDisplay, windowHandle, mask);
2812
2813       if(capturedWindow == None && !restrictedWindow)
2814       {
2815          XGrabPointer(xGlobalDisplay, (X11Window)windowHandle, False, ButtonPressMask | ButtonReleaseMask | PointerMotionMask, GrabModeAsync,
2816             GrabModeAsync, restrictedWindow ? confineWindow : None, fullScreenMode ? nullCursor : None, CurrentTime);
2817          XUngrabPointer(xGlobalDisplay, CurrentTime);
2818       }
2819
2820       if(fullScreenMode || !window.nativeDecorations || !RequestFrameExtents(windowHandle))
2821          ((XWindowData)window.windowData).gotFrameExtents = true;
2822
2823       window.windowHandle = (void *)windowHandle;
2824       if(window.state != maximized)
2825          WaitForFrameExtents(window, true);
2826
2827       //GetFrameExtents(window, true);
2828
2829       if(fullScreenMode)
2830       {
2831          XMapWindow(xGlobalDisplay, windowHandle);
2832          XGrabKeyboard(xGlobalDisplay, windowHandle, False,  GrabModeAsync, GrabModeAsync, CurrentTime);
2833       }
2834       return (void *)windowHandle;
2835    }
2836
2837    void DestroyRootWindow(Window window)
2838    {
2839       XEvent event;
2840       if(window == acquiredInputWindow)
2841          delete acquiredInputWindow;
2842
2843       XDeleteContext(xGlobalDisplay, (XID)window, windowContext);
2844       XSaveContext(xGlobalDisplay, (X11Window)window.windowHandle, windowContext, null);
2845       XDestroyWindow(xGlobalDisplay, (X11Window)window.windowHandle);
2846       XSync(xGlobalDisplay, 0);
2847       while(XCheckWindowEvent(xGlobalDisplay, (X11Window)window.windowHandle, 0xFFFFFFFF, &event));
2848       window.windowHandle = null;
2849       if(window.windowData)
2850       {
2851          XWindowData windowData = window.windowData;
2852          XFree(windowData.visual);
2853          if(windowData && windowData.ic)
2854             XDestroyIC(windowData.ic);
2855          delete windowData;
2856          // printf("Setting windowData for %s to null\n", window._class.name);
2857          window.windowData = null;
2858       }
2859       if(lastActive == window)
2860          delete lastActive;
2861    }
2862
2863    // -- Window manipulation ---
2864
2865    void SetRootWindowCaption(Window window, char * name)
2866    {
2867       if(window.windowHandle)
2868       {
2869          XChangeProperty(xGlobalDisplay, (X11Window)window.windowHandle, atoms[_net_wm_name],
2870             atoms[utf8_string], 8, PropModeReplace, (byte *)name, name ? strlen(name) : 0);
2871          XChangeProperty(xGlobalDisplay, (X11Window)window.windowHandle, atoms[wm_name],
2872             atoms[utf8_string], 8, PropModeReplace, (byte *)name, name ? strlen(name) : 0);
2873       }
2874    }
2875
2876    void PositionRootWindow(Window window, int x, int y, int w, int h, bool move, bool resize)
2877    {
2878       //Logf("Position root window %s\n", window.name);
2879       if(window.windowHandle && (!window.parent || !window.parent.display))
2880       {
2881          bool visible = window.visible;
2882          if(window.visible && window.created)
2883             XMapWindow(xGlobalDisplay, (X11Window)window.windowHandle);
2884          if(window.state == minimized && atomsSupported[_net_wm_state]) return;
2885
2886          if(window.nativeDecorations)
2887          {
2888             XWindowData windowData = window.windowData;
2889
2890             // Was commenting this out was part of #700/#795 fix, but this causes jumping of e.g. About box after getting frame extents PropertyNotify
2891
2892                // && window.state != maximized -- required for Cinnamon on Mint 14/15
2893             if(!windowData.gotFrameExtents && window.state != maximized)
2894             {
2895                if(WaitForFrameExtents(window, false))
2896                {
2897                   x += windowData.decor.left;
2898                   y += windowData.decor.top ;
2899
2900                   w += windowData.decor.left + windowData.decor.right;
2901                   h += windowData.decor.top  + windowData.decor.bottom;
2902                }
2903             }
2904
2905             x -= windowData.decor.left;
2906             y -= windowData.decor.top;
2907
2908             w -= windowData.decor.left + windowData.decor.right;
2909             h -= windowData.decor.top + windowData.decor.bottom;
2910
2911             // Tweak for first unmaximize on Unity on Ubuntu 11.10
2912             /*if(window.state == maximized && (desktopX + w > desktopW || desktopY + h > desktopH))
2913             {
2914                w -= 40;
2915                h -= 40;
2916             }*/
2917          }
2918
2919          x += desktopX;
2920          y += desktopY;
2921
2922          if(!fullScreenMode && (!atomsSupported[_net_wm_state] || window.state != maximized))
2923          {
2924             if(move && resize)
2925                XMoveResizeWindow(xGlobalDisplay, (X11Window)window.windowHandle, x, y, w, h);
2926             else if(move)
2927                XMoveWindow(xGlobalDisplay, (X11Window)window.windowHandle, x, y);
2928             else if(resize)
2929                XResizeWindow(xGlobalDisplay, (X11Window)window.windowHandle, w, h);
2930
2931             // Reset min/max for fixed size windows on WMs not looking at MWM_FUNC_RESIZE (e.g. Cinnamon)
2932             if(window.style.fixed && !window.style.sizable)
2933             {
2934                XSizeHints hints = { 0 };
2935                long supplied;
2936                XGetWMNormalHints(xGlobalDisplay, (X11Window)window.windowHandle, &hints, &supplied);
2937                hints.min_width = hints.max_width = w;
2938                hints.min_height = hints.max_height = h;
2939                hints.flags |= PMinSize|PMaxSize;
2940                XSetWMNormalHints(xGlobalDisplay, (X11Window)window.windowHandle, &hints);
2941             }
2942          }
2943       }
2944    }
2945
2946    void OrderRootWindow(Window window, bool topMost)
2947    {
2948
2949    }
2950
2951    void SetRootWindowColor(Window window)
2952    {
2953
2954    }
2955
2956    void OffsetWindow(Window window, int * x, int * y)
2957    {
2958
2959    }
2960
2961    void UpdateRootWindow(Window window)
2962    {
2963       if(!window.parent || !window.parent.display)
2964       {
2965          if(window.visible)
2966          {
2967             Box box = window.box;
2968             box.left -= window.clientStart.x;
2969             box.top -= window.clientStart.y;
2970             box.right -= window.clientStart.x;
2971             box.bottom -= window.clientStart.y;
2972             // Logf("Update root window %s\n", window.name);
2973             window.Update(null);
2974             box.left   += window.clientStart.x;
2975             box.top    += window.clientStart.y;
2976             box.right  += window.clientStart.x;
2977             box.bottom += window.clientStart.y;
2978             window.UpdateDirty(box);
2979          }
2980       }
2981    }
2982
2983    void SetRootWindowState(Window window, WindowState state, bool visible)
2984    {
2985       // Old WM (e.g. TWM), use built-in decorations
2986       if(!atomsSupported[_net_wm_state])
2987          window.nativeDecorations = false;
2988       if(!window.parent || !window.parent.display)
2989       {
2990          XWindowData windowData = window.windowData;
2991          //Logf("Set root window state %d %s\n", state, window.name);
2992          if(visible)
2993          {
2994             if(!windowData.currentlyVisible)
2995             {
2996                XMapWindow(xGlobalDisplay, (X11Window)window.windowHandle);
2997                windowData.currentlyVisible = true;
2998                WaitForViewableWindow(window);
2999                if(window.creationActivation == activate && state != minimized)
3000                   ActivateRootWindow(window);
3001             }
3002
3003             if(fullScreenMode && state != minimized)
3004             {
3005                int w = XDisplayWidth(xGlobalDisplay, DefaultScreen(xGlobalDisplay));
3006                int h = XDisplayHeight(xGlobalDisplay, DefaultScreen(xGlobalDisplay));
3007                SetNETWMState((X11Window)window.windowHandle, true, add, atoms[_net_wm_state_fullscreen], 0);
3008                XMoveResizeWindow(xGlobalDisplay, (X11Window)window.windowHandle, 0, 0, w, h);
3009
3010                guiApp.SetDesktopPosition(0, 0, w, h, true);
3011                window.Position(0, 0, w, h, true, true, true, true, false, false);
3012             }
3013
3014             if(state == minimized && atomsSupported[_net_wm_state])
3015             {
3016                uint iconic = IconicState;
3017
3018                // SetNETWMState(window.windowHandle, true, add, atoms[_net_wm_state_hidden], null);
3019                /*
3020                XChangeProperty(xGlobalDisplay, window.windowHandle, atoms[wm_state], XA_CARDINAL, 32,
3021                   PropModeReplace, &iconic, 1);
3022                */
3023
3024                /*
3025                XClientMessageEvent event = { 0 };
3026                event.type = ClientMessage;
3027                event.message_type = atoms[wm_state];
3028                event.display = xGlobalDisplay;
3029                event.window = window.windowHandle;
3030                event.send_event = 1;
3031                event.format = 32;
3032                event.data.l[0] = IconicState;
3033                XSendEvent(xGlobalDisplay, DefaultRootWindow(xGlobalDisplay), bool::false, SubstructureRedirectMask | SubstructureNotifyMask, &event);
3034                */
3035
3036                // printf("Attempting to minimize %s\n", window._class.name);
3037                if(!fullScreenMode)
3038                   XIconifyWindow(xGlobalDisplay, (X11Window)window.windowHandle, DefaultScreen(xGlobalDisplay));
3039             }
3040             else if(!fullScreenMode)
3041             {
3042                //((XWindowData)window.windowData).gotFrameExtents && (!window.nativeDecorations || window.state == state))
3043                if(!atomsSupported[_net_wm_state] || (!((XWindowData)window.windowData).gotFrameExtents && window.state == maximized))
3044                {
3045                   // Running this block avoids the initial IDE maximized->unmaximized flicker
3046                   //if(window.state != maximized || !atomsSupported[_net_wm_state] || window.nativeDecorations)
3047                   {
3048                      int x = window.position.x;
3049                      int y = window.position.y;
3050                      int w = window.size.w;
3051                      int h = window.size.h;
3052
3053                      if(window.nativeDecorations)
3054                      {
3055                         XWindowData windowData = window.windowData;
3056                         x -= windowData.decor.left;
3057                         y -= windowData.decor.top;
3058
3059                         w -= windowData.decor.left + windowData.decor.right;
3060                         h -= windowData.decor.top + windowData.decor.bottom;
3061                      }
3062                      x += desktopX;
3063                      y += desktopY;
3064
3065                      XMoveResizeWindow(xGlobalDisplay,
3066                         (X11Window)window.windowHandle,
3067                         x, y, w, h);
3068                   }
3069                   UpdateRootWindow(window);
3070                }
3071                if(atomsSupported[_net_wm_state])
3072                {
3073                   // Maximize / Restore the window
3074                   SetNETWMState((X11Window)window.windowHandle, true, state == maximized ? add : remove,
3075                      atoms[_net_wm_state_maximized_vert], atoms[_net_wm_state_maximized_horz]);
3076                   if(state == maximized)
3077                   {
3078                      // Prevent the code in ConfigureNotify to think the window has been unmaximized
3079                      // if the Window Manager hasn't set the hints yet.
3080                      XFlush(xGlobalDisplay);
3081                      Sleep(0.01);
3082                   }
3083                }
3084             }
3085          }
3086          else
3087          {
3088             XUnmapWindow(xGlobalDisplay, (X11Window)window.windowHandle);
3089             windowData.currentlyVisible = false;
3090          }
3091          //XFlush(xGlobalDisplay);
3092       }
3093    }
3094
3095    void FlashRootWindow(Window window)
3096    {
3097       // printf("Attempting to flash root window\n");
3098       SetNETWMState((X11Window)window.windowHandle, true, add, atoms[_net_wm_state_demands_attention], 0);
3099    }
3100
3101    void ActivateRootWindow(Window window)
3102    {
3103       if(!window.parent || !window.parent.display)
3104       {
3105          if(!window.style.hidden && window.created)
3106          {
3107             XWindowData windowData = window.windowData;
3108             //printf("Activate root window %s\n", window._class.name);
3109             if(!windowData.currentlyVisible)
3110             {
3111                XMapWindow(xGlobalDisplay, (X11Window)window.windowHandle);
3112                WaitForViewableWindow(window);
3113                windowData.currentlyVisible = true;
3114             }
3115             XRaiseWindow(xGlobalDisplay, (X11Window)window.windowHandle);
3116             if(atomsSupported[_net_active_window])
3117             {
3118                XClientMessageEvent event = { 0 };
3119                event.type = ClientMessage;
3120                event.message_type = atoms[_net_active_window];
3121                event.display = xGlobalDisplay;
3122                event.serial = 0;
3123                event.window = (X11Window)window.windowHandle;
3124                event.send_event = 1;
3125                event.format = 32;
3126                event.data.l[0] = /*0*/ 1;
3127                // WMs will complain about using CurrentTime here, but when ActivateRootWindow() is called we really need to take over,
3128                // otherwise a debugged application stays on top of the IDE when we hit a breakpoint (there was no user interaction with the IDE,
3129                // but it really should be activated)
3130                event.data.l[1] = CurrentTime; //timeStamp;
3131                event.data.l[2] = activeWindow; //guiApp.desktop.activeChild.windowHandle;
3132
3133 #ifdef _DEBUG
3134                //printf("(ActivateRootWindow) Setting _NET_ACTIVE_WINDOW for %s (%x)\n", window._class.name, window);
3135 #endif
3136
3137                XSendEvent(xGlobalDisplay, DefaultRootWindow(xGlobalDisplay), bool::false, SubstructureRedirectMask | SubstructureNotifyMask, (union _XEvent *)&event);
3138 //#if defined(__APPLE__)
3139                XSetInputFocus(xGlobalDisplay, (X11Window)window.windowHandle, RevertToParent, CurrentTime);
3140 //#endif
3141             }
3142             else
3143                XSetInputFocus(xGlobalDisplay, (X11Window)window.windowHandle, RevertToParent, CurrentTime);
3144          }
3145       }
3146    }
3147
3148    // --- Mouse-based window movement ---
3149
3150    void StartMoving(Window window, int x, int y, bool fromKeyBoard)
3151    {
3152
3153    }
3154
3155    void StopMoving(Window window)
3156    {
3157
3158    }
3159
3160    // -- Mouse manipulation ---
3161
3162    void GetMousePosition(int *x, int *y)
3163    {
3164       X11Window rootWindow, childWindow;
3165       int mx, my;
3166       unsigned int state;
3167       ((GuiApplication)__thisModule.application).Lock();
3168       //XLockDisplay(xGlobalDisplay);
3169       XQueryPointer(xGlobalDisplay, DefaultRootWindow(xGlobalDisplay), &childWindow,
3170          &rootWindow, x, y, &mx, &my, &state);
3171       //XUnlockDisplay(xGlobalDisplay);
3172       ((GuiApplication)__thisModule.application).Unlock();
3173    }
3174
3175    void SetMousePosition(int x, int y)
3176    {
3177       XWarpPointer(xGlobalDisplay, None, DefaultRootWindow(xGlobalDisplay), 0, 0, 0, 0, x, y);
3178       XFlush(xGlobalDisplay);
3179    }
3180
3181    void SetMouseRange(Window window, Box box)
3182    {
3183       ((GuiApplication)__thisModule.application).Lock();
3184       //XLockDisplay(xGlobalDisplay);
3185       if(box && box.left > 0 && box.top > 0 &&
3186          box.right < guiApp.desktop.clientSize.w - 1 && box.bottom < guiApp.desktop.clientSize.h - 1)
3187       {
3188          if(!window.parent || !window.parent.display)
3189          {
3190             XMoveResizeWindow(xGlobalDisplay, confineWindow, box.left /*+ desktopX*/, box.top /*+ desktopY*/,
3191                box.right - box.left + 1, box.bottom - box.top + 1);
3192
3193             if(!restrictedWindow)
3194                XMapWindow(xGlobalDisplay, confineWindow);
3195
3196             XGrabPointer(xGlobalDisplay, (X11Window) window.rootWindow.windowHandle, False,
3197                ButtonPressMask | ButtonReleaseMask | PointerMotionMask, GrabModeAsync,
3198                GrabModeAsync, confineWindow, fullScreenMode ? nullCursor : None, CurrentTime);
3199
3200             restrictedWindow = window;
3201          }
3202       }
3203       else if(restrictedWindow)
3204       {
3205          if(capturedWindow != None)
3206          {
3207             XGrabPointer(xGlobalDisplay, (X11Window)capturedWindow,
3208                False, ButtonPressMask | ButtonReleaseMask | PointerMotionMask, GrabModeAsync,
3209                GrabModeAsync, None, fullScreenMode ? nullCursor : None, CurrentTime);
3210          }
3211          else
3212             XUngrabPointer(xGlobalDisplay, CurrentTime);
3213
3214          if(restrictedWindow)
3215             XUnmapWindow(xGlobalDisplay, confineWindow);
3216
3217          restrictedWindow = null;
3218       }
3219       //XUnlockDisplay(xGlobalDisplay);
3220       ((GuiApplication)__thisModule.application).Unlock();
3221    }
3222
3223    void SetMouseCapture(Window window)
3224    {
3225       //*XLockDisplay(xGlobalDisplay);
3226       if(window)
3227       {
3228          if(!window.parent || !window.parent.display)
3229          {
3230             XGrabPointer(xGlobalDisplay, (X11Window)window.windowHandle,
3231                False, ButtonPressMask | ButtonReleaseMask | PointerMotionMask, GrabModeAsync,
3232                GrabModeAsync, restrictedWindow ? confineWindow : None, fullScreenMode ? nullCursor : None, CurrentTime);
3233
3234             capturedWindow = (X11Window) window.windowHandle;
3235          }
3236       }
3237       else if(capturedWindow != None)
3238       {
3239          if(restrictedWindow)
3240             XGrabPointer(xGlobalDisplay, (X11Window) restrictedWindow.rootWindow.windowHandle, False,
3241                ButtonPressMask | ButtonReleaseMask | PointerMotionMask, GrabModeAsync,
3242                GrabModeAsync, confineWindow, fullScreenMode ? nullCursor : None, CurrentTime);
3243          else
3244             XUngrabPointer(xGlobalDisplay, CurrentTime);
3245          capturedWindow = None;
3246       }
3247       //*XUnlockDisplay(xGlobalDisplay);
3248    }
3249
3250    // -- Mouse cursor ---
3251
3252    void SetMouseCursor(Window window, int cursor)
3253    {
3254       if(window.rootWindow.windowHandle)
3255          XDefineCursor(xGlobalDisplay, (X11Window) window.rootWindow.windowHandle,
3256             (acquiredInputWindow || cursor == -1) ? nullCursor : systemCursors[(SystemCursor)cursor]);
3257    }
3258
3259    // --- Caret ---
3260
3261    void SetCaret(int x, int y, int size)
3262    {
3263       Window caretOwner = guiApp.caretOwner;
3264       Window window = caretOwner ? caretOwner.rootWindow : null;
3265       if(window && window.windowData && setICPosition)
3266       {
3267          XWindowData windowData = window.windowData;
3268          if(windowData && windowData.ic)
3269          {
3270             XPoint cursor_location =
3271             {
3272                (short)(caretOwner.caretPos.x - caretOwner.scroll.x + caretOwner.absPosition.x - window.absPosition.x),
3273                (short)(caretOwner.caretPos.y - caretOwner.scroll.y + caretOwner.absPosition.y - window.absPosition.y)
3274             };
3275             XVaNestedList argList = XVaCreateNestedList(0, XNSpotLocation, &cursor_location, NULL);
3276             XSetICValues(windowData.ic, XNPreeditAttributes, argList, 0);
3277          }
3278       }
3279    }
3280
3281    void ClearClipboard()
3282    {
3283       //*XLockDisplay(xGlobalDisplay);
3284       if(clipBoardData)
3285       {
3286          delete clipBoardData;
3287          XSetSelectionOwner(xGlobalDisplay, atoms[clipboard], None, CurrentTime);
3288       }
3289       //*XUnlockDisplay(xGlobalDisplay);
3290    }
3291
3292    bool AllocateClipboard(ClipBoard clipBoard, uint size)
3293    {
3294       bool result = false;
3295       if((clipBoard.text = new0 byte[size]))
3296          result = true;
3297       return result;
3298    }
3299
3300    bool SaveClipboard(ClipBoard clipBoard)
3301    {
3302       bool result = false;
3303       //*XLockDisplay(xGlobalDisplay);
3304       if(clipBoard.text)
3305       {
3306          Window rootWindow = guiApp.desktop;
3307          if(!fullScreenMode)
3308          {
3309             for(rootWindow = rootWindow.children.first;
3310                rootWindow && !rootWindow.windowHandle;
3311                rootWindow = rootWindow.next);
3312          }
3313          if(clipBoardData)
3314             delete clipBoardData;
3315          else if(rootWindow)
3316             XSetSelectionOwner(xGlobalDisplay, atoms[clipboard],
3317                (X11Window) rootWindow.windowHandle, CurrentTime);
3318          clipBoardData = clipBoard.text;
3319          clipBoard.text = null;
3320          result = true;
3321       }
3322       //*XUnlockDisplay(xGlobalDisplay);
3323       return result;
3324    }
3325
3326    bool LoadClipboard(ClipBoard clipBoard)
3327    {
3328       bool result = false;
3329
3330       //*XLockDisplay(xGlobalDisplay);
3331       // The data is inside this client...
3332       if(clipBoardData)
3333       {
3334          clipBoard.text = new char[strlen(clipBoardData)+1];
3335          strcpy(clipBoard.text, clipBoardData);
3336          result = true;
3337       }
3338       // The data is with another client...
3339       else
3340       {
3341          Window rootWindow = guiApp.desktop;
3342          if(!fullScreenMode)
3343          {
3344             for(rootWindow = rootWindow.children.first;
3345                rootWindow && !rootWindow.windowHandle;
3346                rootWindow = rootWindow.next);
3347          }
3348          if(rootWindow)
3349          {
3350             Atom selAtom = atoms[clipboard];
3351             X11Window owner = XGetSelectionOwner(xGlobalDisplay, selAtom);
3352             if(owner != None)
3353             {
3354                Atom atom;
3355                for(atom = atoms[utf8_string]; atom; atom = ((atom == atoms[utf8_string]) ? XA_STRING : 0))
3356                {
3357                   XEvent e;
3358                   XConvertSelection(xGlobalDisplay, selAtom, atom, atoms[app_selection] /*None*/, (X11Window) rootWindow.windowHandle, CurrentTime);
3359                   XIfEvent(xGlobalDisplay, (XEvent *) &e, EventChecker, (void *)SelectionNotify);
3360                   if(e.type == SelectionNotify)
3361                   {
3362                      XSelectionEvent * selection = (XSelectionEvent *) &e;
3363                      //printf("Got a SelectionNotify with %d (%s)\n", selection->_property, XGetAtomName(xGlobalDisplay, selection->_property));
3364                      byte *data = null;
3365                      unsigned long len, size = 0, dummy;
3366                      Atom type;
3367                      int format;
3368                      XGetWindowProperty(xGlobalDisplay, (X11Window) rootWindow.windowHandle, selection->_property ? selection->_property : atom, 0, 0, False, AnyPropertyType, &type, &format, &len, &size, &data);
3369                      if(data)
3370                      {
3371                         XFree(data);
3372                         data = null;
3373                      }
3374                      if(size > 0)
3375                      {
3376                         if(XGetWindowProperty(xGlobalDisplay, (X11Window) rootWindow.windowHandle, selection->_property ? selection->_property : atom, 0, size, False,
3377                               AnyPropertyType, &type,&format,&len, &dummy, &data) == Success)
3378                         {
3379                            clipBoard.text = new char[size+1];
3380                            strncpy(clipBoard.text, data, size);
3381                            clipBoard.text[size] = '\0';
3382                            XFree(data);
3383                            result = true;
3384                            break;
3385                         }
3386                      }
3387                   }
3388                }
3389             }
3390          }
3391       }
3392       //*XUnlockDisplay(xGlobalDisplay);
3393       return result;
3394    }
3395
3396    void UnloadClipboard(ClipBoard clipBoard)
3397    {
3398       delete clipBoard.text;
3399    }
3400
3401    // --- State based input ---
3402
3403    bool AcquireInput(Window window, bool state)
3404    {
3405       if(state && window)
3406       {
3407          GetMousePosition(&acquireStart.x, &acquireStart.y);
3408          lastMouse = acquireStart;
3409          acquiredInputWindow = window;
3410          incref acquiredInputWindow;
3411       }
3412       else if(acquiredInputWindow)
3413          delete acquiredInputWindow;
3414       return true;
3415    }
3416
3417    bool GetMouseState(MouseButtons * buttons, int * x, int * y)
3418    {
3419       bool result = false;
3420       if(acquiredInputWindow && guiApp.desktop.active)
3421       {
3422          if(x) *x = lastMouse.x - acquireStart.x;
3423          if(y) *y = lastMouse.y - acquireStart.y;
3424          *buttons = buttonsState;
3425          SetMousePosition(acquireStart.x, acquireStart.y);
3426          lastMouse = acquireStart;
3427          result = true;
3428       }
3429       else
3430       {
3431          if(x) *x = 0;
3432          if(y) *y = 0;
3433          if(buttons) *buttons = 0;
3434       }
3435       return result;
3436    }
3437
3438    bool GetJoystickState(int device, Joystick joystick)
3439    {
3440       bool result = false;
3441    #if defined(__linux__)
3442       if(joystick && device < 4)
3443       {
3444          struct JS_DATA_TYPE js = { 0 };
3445          memset(joystick, 0, sizeof(Joystick));
3446          if(joystickFD[device] && read(joystickFD[device], &js, JS_RETURN) == JS_RETURN)
3447          {
3448             joystick.buttons = js.buttons;
3449             joystick.x = js.x - 128;
3450             joystick.y = js.y - 128;
3451             result = true;
3452          }
3453       }
3454    #endif
3455       return result;
3456    }
3457
3458    bool GetKeyState(Key key)
3459    {
3460       if(key == capsState || key == numState || key == scrollState)
3461       {
3462          Atom atom = None;
3463          X11Bool state = 0;
3464          int idx = 0;
3465          switch(key)
3466          {
3467             case capsState:    atom = atoms[capsLock];   idx = 0; break;
3468             case numState:     atom = atoms[numLock];    idx = 1; break;
3469             case scrollState:  atom = atoms[scrollLock]; idx = 2; break;
3470          }
3471          /*XkbGetIndicatorState(xGlobalDisplay, XkbUseCoreKbd, &state);
3472          state = (state & (1 << idx)) ? 1 : 0;*/
3473          XkbGetNamedIndicator(xGlobalDisplay, /*XkbUseCoreKbd,*/ atom, &idx, &state, NULL, NULL);
3474          return (bool)state;
3475       }
3476       else
3477          return keyStates[key.code];
3478    }
3479
3480    void SetTimerResolution(uint hertz)
3481    {
3482       timerDelay = hertz ? (1000000 / hertz) : MAXINT;
3483       /*
3484       hiResTimer.Stop();
3485       if(hertz)
3486       {
3487          hiResTimer.delay = 1000000 / hertz;
3488          hiResTimer.Create();
3489       }
3490       */
3491    }
3492
3493    bool SetIcon(Window window, BitmapResource resource)
3494    {
3495       if(resource)
3496       {
3497          Bitmap bitmap { };
3498          if(bitmap.Load(resource.fileName, null, null))
3499          {
3500             unsigned long * icon = new unsigned long[2 + bitmap.width * bitmap.height];
3501             bitmap.Convert(null, pixelFormat888, null);
3502             icon[0] = bitmap.width;
3503             icon[1] = bitmap.height;
3504             if(sizeof(long) != sizeof(uint32))
3505             {
3506                int c;
3507                for(c = 0; c < bitmap.width * bitmap.height; c++)
3508                   icon[c+2] = ((uint32 *)bitmap.picture)[c];
3509             }
3510             else
3511                memcpy(icon + 2, bitmap.picture, bitmap.width * bitmap.height * sizeof(uint32));
3512             XChangeProperty(xGlobalDisplay, (X11Window)window.windowHandle, atoms[_net_wm_icon],
3513               XA_CARDINAL,32,PropModeReplace, (byte *)icon, 2+bitmap.width*bitmap.height);
3514             delete icon;
3515          }
3516          delete bitmap;
3517       }
3518       return true;
3519    }
3520 }
3521
3522 default dllexport void * __attribute__((stdcall)) IS_XGetDisplay()
3523 {
3524    return xGlobalDisplay;
3525 }
3526
3527 default dllexport void * __attribute__((stdcall)) IS_XGetWindow(Window window)
3528 {
3529    return window.windowHandle ? window.windowHandle : window.rootWindow.windowHandle;
3530 }
3531
3532 #endif