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