1 namespace gui::controls;
4 selectionForeground = white;
5 disabled: defaultTextColor = Color { 85, 85, 85 };
14 public class SyntaxColorScheme
18 Color charLiteralColor;
19 Color stringLiteralColor;
20 Color preprocessorColor;
22 private Array<Color> keywordColors { };
24 public property Container<Color> keywordColors
26 set { keywordColors.Copy((void *)value); }
27 get { return keywordColors; }
35 #define XOFFSET (3 + (/*style.lineNumbers?6 * this.space.w:*/0))
37 #define YOFFSET (style.multiLine ? 1 : ((clientSize.h + 1 - space.h) / 2))
39 #define IS_ALUNDER(ch) (/*(ch) == '_' || */CharMatchCategories((ch), letters|numbers|marks|connector))
41 #define UTF8_IS_FIRST(x) (__extension__({ byte b = x; (!(b) || !((b) & 0x80) || ((b) & 0x40)); }))
42 #define UTF8_NUM_BYTES(x) (__extension__({ byte b = x; (b & 0x80 && b & 0x40) ? ((b & 0x20) ? ((b & 0x10) ? 4 : 3) : 2) : 1; }))
43 #define UTF8_GET_CHAR(string, numBytes) \
47 byte b = (string)[0]; \
50 numBytes = b ? 1 : 0; \
64 if(b & 0x08) { numBytes = 0; } \
73 for(i = 0; i<numBytes; i++) \
76 ch |= (b = (string)[i]) & mask; \
78 if(i > 1 && (!(b & 0x80) || (b & 0x40))) \
85 ch > 0x10FFFF || (ch >= 0xD800 && ch <= 0xDFFF) || \
86 (ch < 0x80 && numBytes > 1) || \
87 (ch < 0x800 && numBytes > 2) || \
88 (ch < 0x10000 && numBytes > 3))\
98 bool autoEmpty:1, readOnly:1, multiLine:1, stuckCaret:1, freeCaret:1, select:1, hScroll:1, vScroll:1, smartHome:1;
99 bool noCaret:1, noSelect:1, tabKey:1, useTab:1, tabSel:1, allCaps:1, syntax:1, wrap:1;
102 bool inMultiLineComment:1, inPrep:1, escaped:1, continuedSingleLineComment:1;
104 bool recomputeSyntax:1;
105 bool cursorFollowsView:1;
107 // bool lineNumbers:1;
112 void UnregisterClass_EditBox()
115 for(g = 0; g<NUM_KEYWORD_GROUPS; g++)
124 extern int __ecereVMethodID_class_OnFree;
127 static class ArrayImpl
134 public class OldArray
139 void ** array = (void **)((ArrayImpl)this).array;
140 if(type.type == normalClass || type.type == noHeadClass)
142 for(c = 0; c<size; c++)
143 ((void (*)(void *, void *))(void *)type._vTbl[__ecereVMethodID_class_OnFree])(type, array[c]);
145 // TODO: Call OnFree for structClass
146 delete ((ArrayImpl)this).array;
155 if(((ArrayImpl)this).array)
159 ((ArrayImpl)this).array = renew0 ((ArrayImpl)this).array byte[type.typeSize * value];
162 ((ArrayImpl)this).array = new0 byte[value * type.typeSize];
171 memcpy(((ArrayImpl)this).array, value, type.typeSize * size);
178 public class UndoAction : struct
181 subclass(UndoAction) type;
182 virtual void Undo(void * data) { type.Undo(this, data); }
183 virtual void Redo(void * data) { type.Redo(this, data); }
185 virtual void Print(void * data) { type.Print(this, data); }
189 if(((Class)type).Destructor)
190 ((void (*)(void *))((Class)type).Destructor)(this);
194 public class UndoBuffer
196 Array<UndoAction> actions { size = 8 };
216 UndoAction action = actions[--curAction];
218 /*Print("Undoing: ");
219 action.Print(data);*/
230 if(curAction < count)
232 UndoAction action = actions[curAction];
235 /*Print("Redoing: ");
236 action.Print(data);*/
244 void Record(UndoAction action)
246 if(!dontRecord && !insideRedo)
248 if(curAction < count)
251 for(c = curAction; c < count; c++)
257 if(count >= actions.size)
258 actions.size += actions.size / 2;
261 /*Print("Recording: ");
262 action.Print(data);*/
264 actions[count++] = action;
267 if(actions.size > count + count / 2 && count + count / 2 >= 8)
268 actions.size = count + count / 2;
275 static class AddCharAction : UndoAction
279 int addedSpaces, addedTabs;
280 type = class(AddCharAction);
282 void Undo(EditBox editBox)
284 editBox.GoToPosition(null, (ch == '\n') ? (y + 1) : y, (ch == '\n') ? 0 : (x + 1));
286 if(addedTabs || addedSpaces)
287 editBox.DelCh(editBox.line, y, x - (addedSpaces + addedTabs), editBox.line, y, x, false);
288 editBox.UpdateDirty();
291 void Redo(EditBox editBox)
293 editBox.GoToPosition(null, y, x);
295 editBox.UpdateDirty();
298 void Print(EditBox editBox)
300 PrintLn("AddChar: y = ", y, "x = ", x, ", ch = ", ch, ", addedSpaces = ", addedSpaces, ", addedTabs = ", addedTabs);
305 static class AddTextAction : UndoAction
309 int addedSpaces, addedTabs;
310 type = class(AddTextAction);
313 void Print(EditBox editBox)
315 PrintLn("AddText: y1 = ", y1, "x1 = ", x1, ", y2 = ", y2, ", x2 = ", x2, ", string = ", string, ", addedSpaces = ", addedSpaces, ", addedTabs = ", addedTabs);
323 void Undo(EditBox editBox)
328 editBox.GoToPosition(null, y1, x1);
330 l2 = editBox.lines.first;
331 for(c = 0; c < y2 && l2; c++, l2 = l2.next);
333 editBox.DelCh(l1, y1, x1, l2, y2, x2, true);
334 if(addedTabs || addedSpaces)
335 editBox.DelCh(editBox.line, y1, x1 - (addedSpaces + addedTabs), editBox.line, y1, x1, false);
337 editBox.SetViewToCursor(true);
341 void Redo(EditBox editBox)
343 editBox.GoToPosition(null, y1, x1);
344 editBox.PutS(string);
348 static class DelTextAction : UndoAction
354 type = class(DelTextAction);
357 void Print(EditBox editBox)
359 PrintLn("DelText: y1 = ", y1, "x1 = ", x1, ", y2 = ", y2, ", x2 = ", x2, ", string = ", string, ", addedSpaces = ", addedSpaces, ", placeAfter = ", placeAfter);
362 void Undo(EditBox editBox)
364 editBox.GoToPosition(null, y1, x1);
365 editBox.PutS(string);
369 editBox.GoToPosition(null, y1, x1);
372 { int c; editBox.selLine = editBox.lines.first; for(c = 0; c < editBox.selY && editBox.selLine; c++, editBox.selLine = editBox.selLine.next); }
373 //editBox.SetViewToCursor(true);
376 editBox.DelCh(editBox.line, y1, x1 - addedSpaces, editBox.line, y1, x1, false);
382 { int c; editBox.selLine = editBox.lines.first; for(c = 0; c < editBox.selY && editBox.selLine; c++, editBox.selLine = editBox.selLine.next); }
383 //editBox.SetViewToCursor(true);
386 editBox.DelCh(editBox.selLine, y1, x1 - addedSpaces, editBox.selLine, y1, x1, false);
390 void Redo(EditBox editBox)
395 editBox.GoToPosition(null, y1, x1);
398 l2 = editBox.lines.first;
399 for(c = 0; c < y2 && l2; c++, l2 = l2.next);
401 editBox.DelCh(l1, y1, x1, l2, y2, x2, true);
402 editBox.SetViewToCursor(true);
412 static class ReplaceTextAction : UndoAction
414 int y1, x1, y2, x2, y3, x3;
418 int addedSpaces, addedTabs;
420 type = class(ReplaceTextAction);
423 void Print(EditBox editBox)
425 PrintLn("ReplaceText: y1 = ", y1, "x1 = ", x1, ", y2 = ", y2, ", x2 = ", x2, ", y3 = ", y3, ", x3 = ", x3, ", oldString = ", oldString, ", newString = ", newString, ", addedSpaces = ", addedSpaces, ", addedTabs = ", addedTabs, ", placeAfter = ", placeAfter);
428 void Undo(EditBox editBox)
433 editBox.GoToPosition(null, y1, x1);
435 l3 = editBox.lines.first;
436 for(c = 0; c < y3 && l3; c++, l3 = l3.next);
438 editBox.DelCh(l1, y1, x1, l3, y3, x3, true);
440 editBox.PutS(oldString);
441 if(addedSpaces || addedTabs)
442 editBox.DelCh(l1, y1, x1 - (addedSpaces + addedTabs), l1, y1, x1, false);
444 //editBox.PutS(oldString);
447 editBox.GoToPosition(null, y1, x1);
450 { int c; editBox.selLine = editBox.lines.first; for(c = 0; c < editBox.selY && editBox.selLine; c++, editBox.selLine = editBox.selLine.next); }
456 { int c; editBox.selLine = editBox.lines.first; for(c = 0; c < editBox.selY && editBox.selLine; c++, editBox.selLine = editBox.selLine.next); }
460 void Redo(EditBox editBox)
465 editBox.GoToPosition(null, y1, x1);
467 l2 = editBox.lines.first;
468 for(c = 0; c < y2 && l2; c++, l2 = l2.next);
470 editBox.DelCh(l1, y1, x1, l2, y2, x2, true);
472 editBox.PutS(newString);
482 static class MoveTextAction : UndoAction
484 int fy1, fx1, fy2, fx2;
486 type = class(MoveTextAction);
488 void Undo(EditBox editBox)
493 void Redo(EditBox editBox)
499 public class EditLine : struct
511 // Only works for single line edit for now...
512 EditBox editBox = this.editBox;
516 get { return this ? buffer : null; }
518 property EditLine prev { get { return this ? prev : null; } };
519 property EditLine next { get { return this ? next : null; } };
520 property int count { get { return this ? count : 0; } };
527 // This makes sure the buffer always contains at least count characters
528 // Keeps a count/2 pad for avoiding always reallocating memory.
529 bool AdjustBuffer(int count)
537 newSize = (count + (count >> 1));
539 // Shrink down the buffer
542 buffer = new char[newSize];
543 if(!buffer) return false;
547 CopyBytes(buffer, this.buffer, count);
550 this.buffer = buffer;
554 // Increase the buffer
555 else if(size < count)
557 buffer = new char[newSize];
558 if(!buffer) return false;
562 CopyBytes(buffer, this.buffer, this.count + 1); // size);
565 this.buffer = buffer;
574 public struct BufferLocation
579 void AdjustDelete(BufferLocation start, BufferLocation end)
581 // Location is before, nothing to do
582 if(y < start.y || (y == start.y && x < start.x))
584 // Location is inside deleted bytes, point to the start
585 if((y >= start.y && (y > start.y || x >= start.x)) &&
586 (y >= end.y && (y > end.y || x >= end.x)))
591 // Location is on another line
593 y -= end.y - start.y;
594 // Location is the last touched line
601 //if(start.line == end.line)
602 x -= end.x - start.x;
611 // Assuming no carriage return before first character ???? fixed?
612 void AdjustAdd(BufferLocation start, BufferLocation end)
614 int numLines = end.y - start.y;
621 if(x > start.x || (x == start.x /*&& (numLines ? true : false)*/))
624 for(c = 0, line = start.line; c<numLines; c++)
627 //x += numLines ? end.x : (end.x - start.x);
628 x += end.x - start.x;
635 public enum EditBoxFindResult { notFound, found, wrapped };
637 static char * keyWords1[] =
640 "return","break","continue","default","switch","case","if","else","for","while", "do","long","short",
641 "void", "char","int","float","double","unsigned","static", "extern", "struct", "union", "typedef","enum",
643 "#include", "#define", "#pragma", "#if", "#else", "#elif", "#ifdef", "#ifndef", "#endif", "#undef", "#line",
644 "__attribute__", "__stdcall", "_stdcall",
645 "__declspec", "goto",
646 "inline", "__inline__", "_inline", "__inline", "__typeof","__extension__",
647 "asm", "__asm", "_asm", "volatile", "#cpu", "__stdcall__",
650 "class", "private", "public",
652 "delete", "new", "new0", "renew", "renew0", "define",
655 "dllexport", "dllimport", "stdcall",
656 "subclass", "__on_register_module", "namespace", "using",
657 "typed_object", "any_object", "incref", "register", "watch", "stopwatching", "firewatchers", "watchable", "class_designer",
658 "class_fixed", "class_no_expansion", "isset", "class_default_property", "property_category", "class_data", "class_property",
659 "virtual", "thisclass","unichar", "dbtable", "dbindex", "database_open", "dbfield",
662 "uint", "uint32", "uint16", "uint64", "bool", "byte", "int64", "uintptr", "intptr", "intsize", "uintsize",
665 "this", "true", "false", "null", "value",
674 static char * keyWords2[] =
676 "defined", "warning", null
679 static char ** keyWords[] = { keyWords1, keyWords2 };
680 #define NUM_KEYWORD_GROUPS (sizeof(keyWords) / sizeof(char **))
681 //static int * keyLen[NUM_KEYWORD_GROUPS];
682 static int keyLen[NUM_KEYWORD_GROUPS][sizeof(keyWords1)];
684 static char searchString[1025], replaceString[1025];
685 static bool matchCase = false, wholeWord = false, searchUp = false;
687 static GoToDialog goToDialog
689 autoCreate = false, isModal = true, text = $"Go To"
692 public class EditBox : CommonControl
694 class_property(icon) = "<:ecere>controls/editBox.png";
698 virtual bool Window::NotifyModified(EditBox editBox);
699 virtual void Window::NotifyCaretMove(EditBox editBox, int line, int charPos);
700 virtual void Window::NotifyUpdate(EditBox editBox);
701 virtual bool Window::NotifyDoubleClick(EditBox editBox, EditLine line, Modifiers mods);
702 virtual void Window::NotifyOvrToggle(EditBox editBox, bool overwrite);
703 virtual bool Window::NotifyKeyDown(EditBox editBox, Key key, unichar ch);
705 virtual bool Window::NotifyCharsAdded(EditBox editBox, BufferLocation before, BufferLocation after, bool pasteOperation);
706 virtual bool Window::NotifyCharsDeleted(EditBox editBox, BufferLocation beforeLoc, BufferLocation after, bool pasteOperation);
707 virtual bool Window::NotifyDropped(EditBox editBox, int x, int y);
709 virtual bool Window::NotifyUnsetModified(EditBox editBox);
711 // Why was this commented out?
712 // It is required otherwise updating font property from property sheet doesn't immediately reflect in form designer,
713 // and the scrollArea property isn't compared properly either.
717 if(font) ComputeFont();
718 SetInitSize(initSize);
724 style.vScroll = true;
730 style.hScroll = true;
734 property bool textHorzScroll { property_category $"Behavior" set { style.hScroll = value; } get { return style.hScroll; } }; // Should cut the text on set to false
735 property bool textVertScroll { property_category $"Behavior" set { style.vScroll = value; } get { return style.vScroll; } };
736 property bool readOnly
738 property_category $"Behavior"
741 style.readOnly = value;
742 itemEditCut.disabled = value || !selection;
743 itemEditDelete.disabled = value || !selection;
744 itemEditPaste.disabled = value;
746 get { return style.readOnly; }
748 property bool multiLine { property_category $"Behavior" set { style.multiLine = value; } get { return style.multiLine; } };
749 property bool freeCaret { property_category $"Behavior" set { style.freeCaret = value; } get { return style.freeCaret; } };
750 property bool tabKey { property_category $"Behavior" set { style.tabKey = value; } get { return style.tabKey; } };
751 property int tabSize { property_category $"Behavior" set { tabSize = value; } get { return tabSize; } };
752 property bool tabSelection { property_category $"Behavior" set { style.tabSel = value; if(value) style.tabKey = true; } get { return style.tabSel; } };
753 property bool smartHome { property_category $"Behavior" set { style.smartHome = value; } get { return style.smartHome; } };
754 property bool autoEmpty { property_category $"Behavior" set { style.autoEmpty = value; } get { return style.autoEmpty; } };
755 property bool noCaret { property_category $"Behavior" set { style.noCaret = value; if(value) { style.readOnly = true; style.stuckCaret = true; } } get { return style.noCaret; } };
756 property int maxLineSize { property_category $"Behavior" set { maxLineSize = value; } get { return maxLineSize; } };
757 property int maxNumLines { property_category $"Behavior" set { maxLines = value; } get { return maxLines; } };
758 property bool useTab { property_category $"Behavior" set { style.useTab = value; itemEditInsertTab.checked = value; } get { return style.useTab; } };
759 property bool syntaxHighlighting { property_category $"Appearance" set { style.syntax = value; } get { return style.syntax; } };
760 property bool noSelect { property_category $"Behavior" set { style.noSelect = value; } get { return style.noSelect; } };
761 property bool allCaps { property_category $"Behavior" set { style.allCaps = value; } get { return style.allCaps; } };
762 property bool autoSize { property_category $"Behavior" set { style.autoSize = value; } get { return style.autoSize; } };
763 property bool wrap { set { style.wrap = value; Update(null); } get { return style.wrap; } };
764 //property bool lineNumbers { set { style.lineNumbers = value; } get { return style.lineNumbers; } };
765 property int numLines { get { return this ? lineCount : 0; } };
766 property int lineNumber { get { return y; } }; // TODO: Change to property of EditLine this.line.number
767 property int column { get { return col; } }; // TODO: Add Set
768 property int charPos { get { return x; } }; // TODO: Add Set
769 property EditLine firstLine { get { return lines.first; } }; // Change these to a List<EditLine>... (this.lines[10].text)
770 property EditLine lastLine { get { return lines.last; } };
771 property EditLine line { get { return this.line; } }; // TODO: Add Set this.line = this.lines[10]
772 property char * contents
774 property_category $"Data"
779 undoBuffer.dontRecord++;
781 DelCh(this.lines.first, 0, 0, this.lines.last, this.lineCount-1, ((EditLine)(this.lines.last)).count, true);
784 //SetViewToCursor(true);
787 undoBuffer.dontRecord--;
793 char * buffer = null;
796 /* Can't implement this right now because of memory leak... Need string reference counting...
803 for(line = lines.first; line; line = line.next)
804 len += strlen(line.buffer);
806 buffer = new char[len+1];
808 for(line = lines.first; line; line = line.next)
810 int lineLen = strlen(line.buffer);
811 memcpy(buffer + len, line.buffer, lineLen);
817 buffer = this.line ? this.line.buffer : null;
822 property bool overwrite { get { return overwrite; } };
823 property bool caretFollowsScrolling { get { return style.cursorFollowsView; } set { style.cursorFollowsView = value; } }
825 property char * multiLineContents
829 char * buffer = null;
836 for(line = lines.first; line; line = line.next)
837 len += strlen(line.buffer)+1;
839 buffer = new char[len+1];
841 for(line = lines.first; line; line = line.next)
843 int lineLen = strlen(line.buffer);
844 memcpy(buffer + len, line.buffer, lineLen);
846 if(line.next) buffer[len++] = '\n';
859 return this.line.buffer;
864 void SetLineText(char * text)
868 EditLine_SetText(this.line, text);
872 property Color selectionColor { set { selectionColor = value; } get { return selectionColor; } isset { return selectionColor ? true : false; } };
873 property Color selectionText { set { selectionText = value; } get { return selectionText; } isset { return selectionText ? true : false; } };
874 property SyntaxColorScheme syntaxColorScheme { set { delete colorScheme; colorScheme = value; incref colorScheme; } }
876 // selectionStart.line, selectionStart.column (With Set)
877 // selection.line1, selection.line2, selection.column1, selection.column2 (Read only)
891 // Position of Caret (Not necessarily displayed position)
894 // Position of beginning of block (Block ends at (x,y))
896 // line is line at carret, selLine is line at beginning of block
897 EditLine line, selLine, dropLine;
898 // Mouse selection Moving virtual caret
903 // ViewX is x offset in pixels, ViewY is y offset in lines
905 // viewLine is first displayed line
908 // start and end of area to redraw
911 // MaxLine is the longest line
913 // MaxLength is the longest line's length
916 // MouseSelect is true once button is pressed, overwrite is true if mode is on
917 bool mouseSelect, mouseMove, overwrite, wordSelect;
918 // Timer is used for mouse selection scrolling
921 window = this, delay = 0.1;
930 OnMouseMove(mouseX, mouseY, -1);
935 // (mouseX,mouseY) is the position of the mouse in the edit box
940 void (* FontExtent)(Display display, Font font, char * text, int len, int * width, int * height);
943 bool rightButtonDown;
946 UndoBuffer undoBuffer { data = this };
948 ColorAlpha selectionColor, selectionText;
949 SyntaxColorScheme colorScheme { };
954 Menu editMenu { menu, $"Edit", e };
957 editMenu, $"Cut\tCtrl+X", t, disabled = true;
959 bool NotifySelect(MenuItem item, Modifiers mods)
961 if(!(style.readOnly))
966 MenuItem itemEditCopy
968 editMenu, $"Copy\tCtrl+C", c, disabled = true;
970 bool NotifySelect(MenuItem item, Modifiers mods)
976 MenuItem itemEditPaste
978 editMenu, $"Paste\tCtrl+V", p;
980 bool NotifySelect(MenuItem item, Modifiers mods)
982 if(!(style.readOnly))
987 MenuItem itemEditDelete
989 editMenu, $"Delete\tDel", d, disabled = true;
991 bool NotifySelect(MenuItem item, Modifiers mods)
993 if(!(style.readOnly))
998 MenuDivider { editMenu };
999 MenuItem itemEditSelectAll
1001 editMenu, $"Select All\tCtrl+A", a;
1003 bool NotifySelect(MenuItem item, Modifiers mods)
1009 MenuDivider { editMenu };
1010 MenuItem itemEditUndo
1012 editMenu, $"Undo\tCtrl+Z", u;
1015 bool NotifySelect(MenuItem item, Modifiers mods)
1021 MenuItem itemEditRedo
1023 editMenu, $"Redo\tCtrl+Y", o;
1026 bool NotifySelect(MenuItem item, Modifiers mods)
1032 MenuDivider { editMenu };
1035 editMenu, $"Find Previous\tShift-F3", e, shiftF3;
1037 bool NotifySelect(MenuItem item, Modifiers mods)
1040 Find(searchString, wholeWord, matchCase, false);
1042 itemEditFind.NotifySelect(this, item, mods);
1048 editMenu, $"Find Next\tF3", n, f3;
1050 bool NotifySelect(MenuItem item, Modifiers mods)
1053 Find(searchString, wholeWord, matchCase, true);
1055 itemEditFind.NotifySelect(this, item, mods);
1059 MenuItem itemEditFind
1061 editMenu, $"Find...\tCtrl+F", f, ctrlF;
1063 bool NotifySelect(MenuItem item, Modifiers mods)
1067 editBox = this, master = master, isModal = true, searchString = searchString, matchCase = matchCase, wholeWord = wholeWord,
1068 searchUp = searchUp;
1071 // Fix dialog from above shouldn't be visible
1072 // void NotifyDestroyed(FindDialog dialog, DialogResult result)
1073 void NotifyDestroyed(Window window, DialogResult result)
1075 FindDialog dialog = (FindDialog) window;
1076 searchUp = dialog.searchUp;
1077 strcpy(searchString, dialog.searchString);
1078 matchCase = dialog.matchCase;
1079 wholeWord = dialog.wholeWord;
1088 editMenu, $"Replace...\tCtrl+R", r, ctrlR;
1090 bool NotifySelect(MenuItem item, Modifiers mods)
1092 ReplaceDialog dialog
1096 searchString = searchString,
1097 replaceString = replaceString,
1098 matchCase = matchCase,
1099 wholeWord = wholeWord,
1103 // void NotifyDestroyed(ReplaceDialog dialog, DialogResult result)
1104 void NotifyDestroyed(Window window, DialogResult result)
1106 ReplaceDialog dialog = (ReplaceDialog)window;
1107 char * replace = dialog.replaceString;
1109 strcpy(replaceString, replace);
1110 strcpy(searchString, dialog.searchString);
1111 matchCase = dialog.matchCase;
1112 wholeWord = dialog.wholeWord;
1119 MenuDivider { editMenu };
1122 editMenu, $"Go To...\tCtrl+G", g, ctrlG;
1124 bool NotifySelect(MenuItem item, Modifiers mods)
1126 goToDialog.editBox = this;
1127 goToDialog.master = master;
1128 goToDialog.Create();
1132 MenuDivider { editMenu };
1133 MenuItem itemEditInsertTab
1135 editMenu, $"Insert Tabs", i, checkable = true;
1137 bool NotifySelect(MenuItem item, Modifiers mods)
1139 style.useTab = item.checked;
1145 snapVertScroll = true;
1146 snapHorzScroll = true;
1150 static bool syntaxInit = false;
1155 for(g = 0; g<NUM_KEYWORD_GROUPS; g++)
1157 for(c = 0; keyWords[g][c]; c++);
1158 //keyLen[g] = new int[c];
1159 for(c = 0; keyWords[g][c]; c++)
1161 keyLen[g][c] = strlen(keyWords[g][c]);
1165 colorScheme.commentColor = dimGray;
1166 colorScheme.charLiteralColor = crimson;
1167 colorScheme.stringLiteralColor = crimson;
1168 colorScheme.preprocessorColor = green;
1169 colorScheme.numberColor = teal;
1170 colorScheme.keywordColors = [ blue, blue ];
1173 FontExtent = Display::FontExtent;
1175 lines.offset = (uint)&((EditLine)0).prev;
1177 style = EditBoxBits { hScroll = true };
1179 // cursor = guiApp.GetCursor(IBeam);
1181 // Default Properties
1183 maxLineSize = 1024;*/
1186 maxLineSize = MAXINT;
1191 mouseSelect = this.mouseMove = false;
1194 x = selX = selY = 0;
1197 line = selLine = null;
1203 endY = clientSize.h;
1206 // Default space to 8 in case window is not constructed
1209 undoBuffer.dontRecord++;
1211 undoBuffer.dontRecord--;
1213 viewLine = lines.first;
1214 style.recomputeSyntax = true;
1220 UpdateCaretPosition(true);
1226 lines.Free(EditLine::Free);
1229 void FlushBuffer(Surface surface, EditLine line, int wc, int * renderStart, int * x, int y, int numSpaces, Box box)
1231 int count = wc - *renderStart;
1234 if(y + space.h >= box.top && y <= box.bottom)
1240 //FontExtent(display, font, line.buffer + *renderStart, count, &w, null);
1241 surface.TextFont(font);
1242 surface.TextExtent(line.buffer + *renderStart, count, &w, null);
1243 if(*x + w + XOFFSET > 0)
1244 surface.WriteText(XOFFSET + *x,y, line.buffer + *renderStart, count);
1249 w = numSpaces; // * space.w;
1250 if(*x + w + XOFFSET > 0 && surface.GetTextOpacity())
1251 surface.Area(XOFFSET + *x - 1, y, XOFFSET + *x + w, y + space.h-1);
1252 // WHATS UP WITH THIS... surface.Area(XOFFSET + *x, y, XOFFSET + *x + w, y + space.h-1);
1260 int CheckColors(EditLine line, int wc, bool selection, int selX, int editX, bool *selected,
1261 Color selectionForeground, Color selectionBackground, Color textColor, Color *foreground, Color *background, bool *opacity, bool *overwrite)
1267 if((wc == selX && line == selLine) || (wc == editX && line == this.line))
1271 *foreground = (*selected) ? selectionForeground : textColor;
1272 *background = selectionBackground;
1273 *opacity = *selected;
1280 if(this.overwrite && active)
1282 if((style.stuckCaret && wc == line.count && !line.next) ||
1283 (!mouseMove && line == this.line && wc == editX))
1292 void FigureStartSyntaxStates(EditLine firstLine, bool reset)
1296 bool inMultiLineComment = reset ? false : style.inMultiLineComment;
1297 bool inString = false;
1298 bool inQuotes = false;
1299 bool inPrep = reset ? false : style.inPrep;
1300 bool inSingleLineComment = false;
1301 bool escaped = reset ? false : style.escaped;
1302 bool continuedSingleLineComment = reset ? false : style.continuedSingleLineComment;
1304 EditLine line = reset ? lines.first : firstLine;
1305 // int maxBackUp = 1000, c;
1306 // for(c = 0, line = viewLine; c < maxBackUp && line && line.prev; line = line.prev);
1307 for(; line != viewLine; line = line.next)
1309 char * text = line.buffer;
1312 bool lastWasStar = false;
1313 bool firstWord = true;
1314 if(!escaped) inPrep = false;
1315 inSingleLineComment = continuedSingleLineComment;
1321 for(c = 0; (ch = text[c]); c++)
1323 bool wasEscaped = escaped;
1324 bool backLastWasStar = lastWasStar;
1326 lastWasStar = false;
1329 if(!inSingleLineComment && !inMultiLineComment && !inQuotes && !inString)
1331 if(text[c+1] == '/')
1333 inSingleLineComment = true;
1335 else if(text[c+1] == '*')
1337 inMultiLineComment = true;
1340 else if(backLastWasStar)
1341 inMultiLineComment = false;
1345 if(!c || text[c-1] != '/') lastWasStar = true;
1347 else if(ch == '\"' && !inSingleLineComment && !inMultiLineComment && !inQuotes)
1349 if(inString && !wasEscaped)
1358 else if(ch == '\'' && !inSingleLineComment && !inMultiLineComment && !inString)
1360 if(inQuotes && !wasEscaped)
1372 else if(ch == '#' && !inQuotes && !inString && !inMultiLineComment && !inSingleLineComment)
1379 else if(ch != ' ' && ch != '\t')
1382 continuedSingleLineComment = inSingleLineComment && (line.count && line.text[line.count - 1] == '\\');
1385 style.continuedSingleLineComment = continuedSingleLineComment;
1386 style.inMultiLineComment = inMultiLineComment;
1387 style.inPrep = inPrep;
1388 style.escaped = escaped;
1392 /*void OnDrawOverChildren(Surface surface)
1394 if(style.lineNumbers)
1396 int currentLineNumber = this.viewY + 1;
1399 for(i = 0; i * space.h < box.height; i++)
1401 // ********* LINE NUMBERING *********
1402 surface.SetForeground(Color{60, 60, 60});
1403 //Highlight current line
1404 if(this.caretY / space.h == currentLineNumber - 1)
1405 surface.SetBackground(Color{220, 220, 220});
1407 surface.SetBackground(Color{230, 230, 230});
1408 surface.textOpacity = true;
1410 sprintf(lineText,"%5u ", currentLineNumber % 100000);
1411 if(currentLineNumber > this.lineCount)
1412 surface.WriteText(0,i*space.h+1," ",6);
1414 surface.WriteText(0,i*space.h+1,lineText,6);
1416 currentLineNumber++;
1421 void OnRedraw(Surface surface)
1425 bool selected = false, selection = true;
1427 Color selectionBackground = selectionColor ? selectionColor : SELECTION_COLOR;
1428 Color selectionForeground = selectionText ? selectionText : SELECTION_TEXT;
1429 Color defaultTextColor = property::foreground;
1432 int maxW = clientSize.w;
1434 Color foreground, background;
1437 // Overwrite Caret Stuff
1438 bool overWrite = false;
1439 int overWriteX, overWriteY;
1442 // ****** SYNTAX STATES ******
1443 bool inMultiLineComment = style.inMultiLineComment;
1444 bool inString = false;
1445 bool inQuotes = false;
1446 bool inPrep = style.inPrep;
1447 bool inSingleLineComment = false;
1448 bool escaped = style.escaped;
1449 bool continuedSingleLineComment = style.continuedSingleLineComment;
1450 // ****** ************* ******
1453 defaultTextColor = Color { 85, 85, 85 };
1454 textColor = defaultTextColor;
1457 Abs(selectionBackground.r - property::background.r) +
1458 Abs(selectionBackground.g - property::background.g) +
1459 Abs(selectionBackground.b - property::background.b) < 92)
1461 selectionBackground = formColor;
1462 selectionForeground = selectionColor ? selectionColor : SELECTION_COLOR;
1465 surface.TextFont(this.font);
1467 surface.SetBackground(GDefaultPalette()[RND_Get(1, 15)]);
1468 surface.Area(0,0,MAXINT,MAXINT);
1473 surface.SetBackground(formColor);
1474 surface.Area(0,0,clientSize.w, clientSize.h);
1477 if(this.selX == this.x && this.selY == this.y)
1487 editX = Min(this.x,this.line.count);
1488 selX = Min(this.selX,this.selLine.count);
1491 selected = (this.selY < this.viewY) ^ (this.y < this.viewY);
1493 foreground = selected ? selectionForeground : textColor;
1494 background = selectionBackground;
1500 surface.SetForeground(foreground);
1501 surface.SetBackground(background);
1502 surface.TextOpacity(opacity);
1504 surface.GetBox(box);
1506 for(line = this.viewLine; line; line = line.next)
1508 int x = -this.viewX;
1512 Color newTextColor = textColor = defaultTextColor;
1513 bool lineComplete = false;
1516 // ****** SYNTAX HIGHLIGHTING ******
1517 bool lastWasStar = false;
1518 bool firstWord = true;
1519 if(!escaped) inPrep = false;
1520 inSingleLineComment = continuedSingleLineComment;
1524 // *********************************
1526 /* === DEBUGGING TOOL FOR MAXLINE ===
1528 if(line == this.maxLine)
1530 surface.SetBackground(GREEN|0xFF000000);
1531 surface.TextOpacity(true);
1535 surface.TextOpacity(selected ? true : false);
1536 surface.SetBackground(selected ? SELECTION_COLOR|0xFF000000 : BLACK|0xFF000000);
1540 if(line == this.selLine && line == this.line)
1542 end = Max(line.count, this.x);
1543 end = Max(end, this.selX);
1545 else if(line == this.selLine)
1546 end = Max(line.count, this.selX);
1547 else if(line == this.line)
1548 end = Max(line.count, this.x);
1556 bool spacing = true;
1557 bool cantHaveWords = false;
1564 lineComplete = false;
1567 textColor = newTextColor;
1570 foreground = textColor;
1571 surface.SetForeground(textColor);
1575 for(; c<end && !cantHaveWords;)
1579 bufferLen += wordLen;
1583 /*if(line.count > 4000)
1590 for(; c<line.count; c++)
1592 unichar ch = line.buffer[c];
1593 unichar bf = (wordLen == 1) ? line.buffer[c-1] : 0;
1594 //if(ch == ' ' || ch == '\t' || (wordLen && (ch == '(' || ch == ')' || ch == ';' || ch == ':')) || (wordLen == 1 && line.buffer[c-1] == '('))
1595 if(CharMatchCategories(ch, separators) || /*ch == ' ' ||*/ ch == '\t' ||
1596 (wordLen && !CharMatchCategories(ch, numbers|letters|marks|connector) && ch != '#' /*&& ch != '_'*/) ||
1597 (bf && !CharMatchCategories(bf, numbers|letters|separators|marks|connector) && bf != '#' && bf != '\t' /*&& bf != '_' && bf != ' '*/))
1605 for(; c<line.count; c++)
1607 unichar ch = line.buffer[c];
1608 if(ch == '\t' || ch == ' ')
1610 cantHaveWords = true;
1614 if(ch != ' ' && ch != '\t')
1619 if(c == line.count && c < end)
1628 cantHaveWords = true;
1633 lastWasStar = false;
1639 bool backEscaped = escaped;
1640 bool backLastWasStar = lastWasStar;
1641 bool backInMultiLineComment = inMultiLineComment;
1642 bool backInString = inString;
1643 bool backInQuotes = inQuotes;
1644 bool backInPrep = inPrep;
1645 bool backInSingleLineComment = inSingleLineComment;
1647 char * word = line.buffer + c - wordLen;
1649 bool wasEscaped = escaped;
1651 lastWasStar = false;
1653 // Determine Syntax Highlighting
1654 newTextColor = defaultTextColor;
1657 if(inSingleLineComment || inMultiLineComment)
1659 newTextColor = colorScheme.commentColor;
1663 newTextColor = colorScheme.charLiteralColor;
1667 newTextColor = colorScheme.stringLiteralColor;
1671 newTextColor = colorScheme.preprocessorColor;
1673 if(wordLen == 1 && word[0] == '/')
1675 if(!inSingleLineComment && !inMultiLineComment && !inQuotes && !inString)
1679 inSingleLineComment = true;
1680 newTextColor = colorScheme.commentColor;
1682 else if(word[1] == '*')
1684 inMultiLineComment = true;
1685 newTextColor = colorScheme.commentColor;
1688 else if(backLastWasStar)
1689 inMultiLineComment = false;
1691 else if(wordLen == 1 && word[0] == '*')
1693 if(c < 2 || word[-1] != '/')
1696 else if(!inSingleLineComment && !inMultiLineComment && !inQuotes && wordLen == 1 && word[0] == '\"')
1698 if(inString && !wasEscaped)
1705 newTextColor = colorScheme.stringLiteralColor;
1708 else if(!inSingleLineComment && !inMultiLineComment && !inString && wordLen == 1 && word[0] == '\'')
1710 if(inQuotes && !wasEscaped)
1715 newTextColor = colorScheme.charLiteralColor;
1718 else if(wordLen == 1 && word[0] == '\\')
1723 else if(!inQuotes && !inString && !inMultiLineComment && !inSingleLineComment && (isdigit(word[0]) || (word[0] == '.' && isdigit(word[1]))))
1725 char * dot = strchr(word, '.');
1728 strtod((dot == word + wordLen) ? (dot+1) : word, &s);
1730 strtol(word, &s, 0);
1733 if((dot && *s == 'f' && !isalnum(s[1]) && s[1] != '_') || (!isalpha(*s) && *s != '_'))
1735 int newWordLen = s + ((*s == 'f') ? 1 : 0) - word;
1736 newTextColor = colorScheme.numberColor;
1737 c += newWordLen - wordLen;
1738 wordLen = newWordLen;
1740 else if(dot && dot > word && (isalpha(dot[1]) || dot[1] == '_'))
1741 newTextColor = colorScheme.numberColor;
1746 if(!inQuotes && !inString && !inMultiLineComment && !inSingleLineComment && word[0] == '#')
1751 newTextColor = colorScheme.preprocessorColor;
1754 if(!inQuotes && !inString && !inMultiLineComment && !inSingleLineComment)
1756 for(g = 0; g < ((inPrep && word[0] != '#') ? 2 : 1); g++)
1758 char ** keys = keyWords[g];
1759 int * len = keyLen[g];
1760 for(ccc = 0; keys[ccc]; ccc++)
1762 if(len[ccc] == wordLen && !strncmp(keys[ccc], word, wordLen))
1764 newTextColor = colorScheme.keywordColors[g];
1773 // If highlighting for this word is different, break
1774 if(newTextColor != textColor)
1778 // Better solution than going back?
1781 // Reset syntax flags
1782 escaped = backEscaped;
1783 lastWasStar = backLastWasStar;
1784 inMultiLineComment = backInMultiLineComment;
1785 inString = backInString;
1786 inQuotes = backInQuotes;
1787 inPrep = backInPrep;
1788 inSingleLineComment = backInSingleLineComment;
1793 textColor = newTextColor;
1796 foreground = textColor;
1797 surface.SetForeground(textColor);
1804 // If we're not breaking, this can't be rendered as spacing anymore
1807 // Do word wrapping here
1813 FontExtent(display, font, line.buffer + start, bufferLen + wordLen, &tw, null);
1818 w += numSpaces * space.w;
1820 if(x + viewX + w > maxW)
1823 lineComplete = true;
1828 bufferLen += wordLen;
1833 int renderStart = start;
1838 // Render checking if we need to split because of selection or to find where to draw insert caret
1839 for(wc = start; wc < start + bufferLen; wc++)
1841 flush = CheckColors(line, wc, selection, selX, editX, &selected, selectionForeground,
1842 selectionBackground, textColor, &foreground, &background, &opacity, &overWrite);
1843 if(overWrite == true)
1845 overWriteCh = (wc < line.count) ? line.buffer[wc] : ' ';
1846 if(overWriteCh == '\t') overWriteCh = ' ';
1851 FlushBuffer(surface, line, wc, &renderStart, &x, y, numSpaces, box);
1852 if(overWrite == true)
1860 surface.TextOpacity(opacity);
1861 surface.SetBackground(background);
1862 surface.SetForeground(foreground);
1869 if(wc < line.count && line.buffer[wc] == '\t')
1871 numSpaces += (tabSize * space.w) - ((x + numSpaces + viewX) % (tabSize * space.w));
1875 numSpaces += space.w;
1879 FlushBuffer(surface, line, wc, &renderStart, &x, y, numSpaces, box);
1884 if(CheckColors(line, c, selection, selX, editX, &selected, selectionForeground,
1885 selectionBackground, textColor, &foreground, &background, &opacity, &overWrite))
1887 if(overWrite == true)
1894 surface.TextOpacity(opacity);
1895 surface.SetBackground(background);
1896 surface.SetForeground(foreground);
1899 if(style.freeCaret && selected)
1901 surface.SetBackground(selectionBackground);
1902 surface.Area(x + XOFFSET - 1,y,clientSize.w-1,y+this.space.h-1);
1903 // TEST: surface.Area(x + XOFFSET,y,clientSize.w-1,y+this.space.h-1);
1908 if(style.freeCaret && selected)
1910 surface.SetBackground(selectionBackground);
1911 surface.Area(x + XOFFSET - 1,y,clientSize.w-1,y+this.space.h-1);
1915 continuedSingleLineComment = inSingleLineComment && (line.count && line.text[line.count - 1] == '\\');
1918 if(y > box.bottom) // >=clientSize.h)
1924 surface.TextOpacity(true);
1925 surface.SetForeground(black);
1926 surface.SetBackground(Color {255,255,85});
1927 surface.WriteText(XOFFSET + overWriteX,overWriteY, &overWriteCh, 1);
1931 void FixScrollArea()
1933 if(style.hScroll || style.vScroll)
1935 int width = maxLength + XOFFSET;
1936 int height = lineCount * space.h;
1937 if(style.freeCaret && line)
1942 width = Max(line.length + (x - line.count) * space.w, maxLength + XOFFSET);
1946 if(selX > selLine.count)
1947 width = Max(selLine.length + (selX - selLine.count) * space.w, maxLength + XOFFSET);
1952 SetScrollLineStep(8, space.h);
1953 SetScrollArea(width, height, true);
1957 void ComputeLength(EditLine line)
1964 for(c = 0; c < line.count; )
1973 for(len = 0; c < line.count; c += numBytes)
1975 ch = line.buffer[c];
1976 numBytes = UTF8_NUM_BYTES(ch);
1978 if(ch == ' ' || ch == '\t')
1985 if(!len && ch == ' ')
1990 else if(!len && ch == '\t')
1992 w = (tabSize * space.w) - (x % (tabSize * space.w));
1996 FontExtent(display, font, line.buffer + start, len, &w, null);
2007 if(line.length > this.maxLength)
2009 this.maxLine = line;
2010 this.maxLength = line.length;
2012 if(style.autoSize) AutoSize();
2021 this.maxLine = null;
2023 for(line = lines.first; line; line = line.next)
2025 if(line.length > this.maxLength)
2027 this.maxLength = line.length;
2028 this.maxLine = line;
2032 if(style.autoSize) AutoSize();
2037 if(this.selY != this.y)
2039 else if(this.selX != this.x) // commented out to erase caret: if(this.selX != this.x)
2043 void ComputeColumn()
2045 // Adjust new edit X position according to tabs
2046 int c, position = 0;
2049 for(c = 0; c<this.line.count && c<this.x && (ch = UTF8_GET_CHAR(this.line.buffer + c, nb)); c+= nb)
2051 // TODO: MIGHT WANT TO RETHINK WHAT COLUMN SHOULD BE REGARDING TABS
2053 position += this.tabSize - (position % this.tabSize);
2057 position += this.x - c;
2058 this.col = position;
2061 int DelCh(EditLine l1, int y1, int c1, EditLine l2, int y2, int c2, bool placeAfter)
2063 return _DelCh(l1, y1, c1, l2, y2, c2, placeAfter, null);
2066 bool HasCommentOrEscape(EditLine line)
2068 bool hadComment = strstr(line.buffer, "/*") || strstr(line.buffer, "*/");
2073 for(c = line.count-1; c >= 0; c--)
2075 char ch = line.buffer[c];
2081 else //if(ch != ' ' && ch != '\t')
2088 int _DelCh(EditLine l1, int y1, int c1, EditLine l2, int y2, int c2, bool placeAfter, int * addedSpacesPtr)
2090 EditLine line = l1, next;
2092 int oldCount1, oldCount2;
2093 int y, firstViewY, firstY, firstDropY, firstSelY;
2096 DelTextAction action = null;
2097 bool hadComment = false;
2101 hadComment = HasCommentOrEscape(line);
2103 if(y2 > y1 || c2 > c1)
2105 if(start < l1.count)
2107 while(!UTF8_IS_FIRST(l1.buffer[start]) && start)
2111 oldCount1 = l1.count;
2113 while(c1 < oldCount1)
2115 byte ch = buffer[c1];
2116 if(UTF8_IS_FIRST(ch)) break;
2120 oldCount2 = l2.count;
2122 while(c2 < oldCount2)
2124 byte ch = buffer[c2];
2125 if(UTF8_IS_FIRST(ch)) break;
2130 if(!undoBuffer.dontRecord && (y2 > y1 || c2 > c1))
2135 len = GetText(null, l1, y1, start, l2, y2, c2, false, false);
2136 string = new char[len];
2137 action = DelTextAction { y1 = y1, x1 = start, y2 = y2, x2 = c2, string = string, placeAfter = placeAfter };
2138 GetText(string, l1, y1, start, l2, y2, c2, false, false);
2142 //oldCount1 = l1.count;
2143 //oldCount2 = l2.count;
2146 BufferLocation before = { l1,y1,c1}, after = { l2,y2,c2 };
2147 NotifyCharsDeleted(master, this, &before, &after, this.pasteOperation);
2150 if(c2 > oldCount2) c2 = oldCount2;
2151 if(!(style.freeCaret))
2152 if(c1 > oldCount1) c1 = oldCount1;
2153 newLineCount = c1 + l2.count-c2;
2159 buffer = new char[line.size ? line.size : 1];
2161 buffer = new char[line.size];
2163 CopyBytes(buffer,l2.buffer,oldCount1 + 1/*line.count + 1*//*line.size*/);
2168 if(!line.AdjustBuffer(newLineCount))
2172 /*if(newLineCount > 4000 || newLineCount < 0)
2173 printf("Warning");*/
2175 line.count = newLineCount;
2177 memmove(l1.buffer+c1, buffer+c2,line.count-c1);
2182 action.addedSpaces = c1-oldCount1;
2184 if(action.addedSpaces > action.x1)
2190 if(addedSpacesPtr) *addedSpacesPtr = c1-oldCount1;
2191 FillBytes(l1.buffer+oldCount1,' ',c1-oldCount1);
2193 line.buffer[line.count] = '\0';
2200 this.dropX -= c2-c1;
2201 this.dropX = Max(this.dropX,0);
2203 this.x = Max(this.x,0);
2210 firstViewY = this.viewY;
2212 firstDropY = this.dropY;
2213 firstSelY = this.selY;
2214 for(line = l1;line;line = next, y++)
2222 if(line == this.viewLine)
2224 if(this.viewLine.next)
2226 this.viewLine = this.viewLine.next;
2228 style.recomputeSyntax = true;
2232 this.viewLine = this.viewLine.prev;
2234 style.recomputeSyntax = true;
2237 else if(y < firstViewY)
2239 if(line == this.line)
2243 this.line = this.line.next;
2244 this.x = this.line.count;
2249 this.line = this.line.prev;
2250 this.x = this.line.count;
2257 if(line == this.dropLine)
2259 if(this.dropLine.next)
2261 this.dropLine = this.dropLine.next;
2262 this.dropX = this.dropLine.count;
2266 this.dropLine = this.dropLine.prev;
2267 this.dropX = this.dropLine.count;
2271 else if(y < firstDropY)
2273 if(line == this.selLine)
2275 if(this.selLine.next)
2277 this.selLine = this.selLine.next;
2278 this.selX = this.selLine.count;
2282 this.selLine = this.selLine.prev;
2283 this.selX = this.selLine.count;
2287 else if(y < firstSelY)
2291 if(line == l2) break;
2295 if(style.syntax && (hadComment || HasCommentOrEscape(this.line)))
2298 style.recomputeSyntax = true;
2303 bool DelSel(int * addedSpacesPtr)
2305 if(this.line != this.selLine || this.x != this.selX)
2307 if(this.selY < this.y)
2309 _DelCh(this.selLine, this.selY, this.selX, this.line, this.y, this.x, true, addedSpacesPtr);
2312 this.line = this.selLine;
2314 else if(this.selY > this.y)
2316 _DelCh(this.line, this.y, this.x, this.selLine, this.selY, this.selX, false, addedSpacesPtr);
2319 this.selLine = this.line;
2321 else if(this.selX < this.x)
2323 _DelCh(this.selLine, this.selY, this.selX, this.line, this.y, this.x, true, addedSpacesPtr);
2326 this.line = this.selLine;
2330 _DelCh(this.line, this.y, this.x, this.selLine, this.selY, this.selX, false, addedSpacesPtr);
2333 this.selLine = this.line;
2341 bool AddToLine(char * stringLine, int count, bool LFComing, int * addedSpacesPtr, int * addedTabsPtr)
2343 bool hadComment = false;
2344 // Add the line here
2345 EditLine line = this.line;
2347 // The purpose of this is solely to lock a max number of characters if no HSCROLLING is present
2348 if(!style.hScroll && created)
2350 int endX = (style.freeCaret) ? this.x : Min(this.x, line.count);
2355 // Lock if no place to display.
2358 else if(endX > this.x)
2359 max = Max(this.x, line.count);
2363 for(x = 0, c = 0; c < max+count; )
2368 if(c < Min(this.x, line.count))
2369 string = line.buffer + c;
2372 else if(c < endX + count)
2373 string = stringLine + c - endX;
2375 string = line.buffer + c - endX - count;
2379 w = (tabSize * space.w) - (x % (tabSize * space.w));
2383 numBytes = UTF8_NUM_BYTES(*string);
2384 FontExtent(display, this.font, string, numBytes, &w, null);
2388 if(x >= clientSize.w)
2393 c += numBytes; // - 1;
2399 int addedSpaces = 0;
2402 // Add blank spaces if EES_FREECARET
2403 if(this.x > line.count)
2413 for(c = 0; c<line.count; c++)
2415 if(this.line.buffer[c] == '\t')
2416 position += this.tabSize - (position % this.tabSize);
2420 wantedPosition = position + (this.x - line.count);
2422 // A tab is too much...
2423 if(position + (this.tabSize - (position % this.tabSize)) > wantedPosition)
2424 addedSpaces = wantedPosition - position;
2429 position += this.tabSize - (position % this.tabSize);
2430 // Add as many tabs as needed
2431 addedTabs += (wantedPosition - position) / this.tabSize;
2432 position += (addedTabs-1) * this.tabSize;
2433 // Finish off with spaces
2434 addedSpaces = wantedPosition - position;
2438 addedSpaces = this.x - line.count;
2441 this.x = Min(this.x, line.count);
2443 if(line.count + count + addedSpaces + addedTabs > this.maxLineSize)
2449 hadComment = HasCommentOrEscape(line);
2451 // Adjust the size of the line
2452 if(!line.AdjustBuffer(line.count+count+addedTabs+addedSpaces))
2456 BufferLocation before = { this.line, this.y, this.x }, after = { this.line, this.y, this.x };
2459 memmove(line.buffer+this.x+count, line.buffer+this.x,line.count-this.x);
2460 CopyBytes(line.buffer + this.x + addedTabs + addedSpaces, stringLine, count);
2463 *addedTabsPtr = addedTabs;
2464 FillBytes(line.buffer+line.count,'\t',addedTabs);
2466 if(addedTabs > 4000 || addedTabs < 0)
2469 line.count += addedTabs;
2475 FillBytes(line.buffer+line.count,' ',addedSpaces);
2477 if(addedSpaces > 4000 || addedSpaces < 0)
2480 line.count += addedSpaces;
2481 if(addedSpacesPtr) *addedSpacesPtr = addedSpaces;
2483 else if(addedSpacesPtr)
2484 *addedSpacesPtr = 0;
2486 if(count > 4000 || count < 0)
2489 line.count += count;
2490 this.x += count + addedTabs + addedSpaces;
2493 this.selLine = this.line;
2495 line.buffer[line.count] = '\0';
2497 ComputeLength(line);
2502 hasComment = HasCommentOrEscape(line);
2503 if(!undoBuffer.insideRedo)
2505 int backDontRecord = undoBuffer.dontRecord;
2506 undoBuffer.dontRecord = 0;
2507 NotifyCharsAdded(master, this, &before, &after, this.pasteOperation);
2508 undoBuffer.dontRecord = backDontRecord;
2510 if(style.syntax && (hadComment || hasComment || line != this.line))
2512 style.recomputeSyntax = true;
2520 void Emptyline(EditLine line, int y)
2523 DelCh(line, y, 0, line.next, y+1, 0, true);
2525 DelCh(line, y, 0, line, y, line.count, true);
2528 void GoToEnd(bool deselect)
2532 this.line = this.lines.last;
2533 if(this.y != this.lineCount-1)
2535 else if (this.x != this.line.count)
2536 DirtyLine(this.lineCount-1);
2537 this.y = this.lineCount-1;
2538 this.x = this.line.count;
2545 void GoToHome(bool deselect)
2549 this.line = this.lines.first;
2552 else if (this.x !=0)
2553 DirtyLine(this.lineCount-1);
2562 // Returns true if it needs scrolling
2563 bool FindMouse(int px, int py, int * tx, int * ty, EditLine * tline, bool half)
2569 bool needHScroll = false;
2576 line = this.viewLine ? (void *)this.viewLine.prev : null;
2581 line = (void *)this.lines.first;
2586 py = Min(py, clientSize.h);
2588 py = Min(py, this.lineCount);
2590 for(c = 0, line = this.viewLine; (line != (void *)this.lines.last && c<py); line = line.next, c++)
2596 if( (px >= clientSize.w || px < clientSize.w/2) && this.viewX)
2599 px = Min(px,clientSize.w+this.space.w);
2603 *tx = AdjustXPosition(line, px + viewX, half, null, MAXINT, 0);
2606 if(tline) *tline = line;
2609 // Prevent divide by 0 from non valid this.font
2611 return (y < this.viewY) || needHScroll;
2613 return (y < this.viewY || y >= this.viewY + clientSize.h / this.space.h) || needHScroll;
2617 // Minimal Update Management Functions
2621 this.endY = clientSize.h-1;
2622 // ErrorLog("DirtyAll\n");
2625 void DirtyEnd(int y)
2627 if((y - this.viewY)*this.space.h < this.startY)
2628 this.startY = (y - this.viewY)*this.space.h+ YOFFSET;
2629 this.endY = clientSize.h-1;
2630 //ErrorLog("DirtyEnd %d\n", y);
2633 void DirtyLine(int y)
2637 if((y - this.viewY)*this.space.h < this.startY)
2638 this.startY = (y - this.viewY)*this.space.h + YOFFSET;
2639 if((y - this.viewY+1)*this.space.h > this.endY)
2640 this.endY = (y - this.viewY+1)*this.space.h-1 + YOFFSET;
2642 //ErrorLog("DirtyLine %d\n", y);
2649 if(style.recomputeSyntax)
2651 FigureStartSyntaxStates(lines.first, true);
2652 style.recomputeSyntax = false;
2655 if(this.startY > this.endY) return;
2656 if(this.startY <= 0 && this.endY >= clientSize.h-1)
2662 box.right = clientSize.w-1;
2663 box.top = this.startY;
2664 box.bottom = this.endY;
2667 this.startY = clientSize.h;
2671 bool IsMouseOnSelection()
2673 bool mouseOnSelection = false;
2676 int minY = Min(this.selY, this.y);
2677 int maxY = Max(this.selY, this.y);
2678 int minX = Min(this.selX, this.x);
2679 int maxX = Max(this.selX, this.x);
2681 FindMouse(this.mouseX - this.space.w / 2, this.mouseY, &x, &y, null, false);
2683 if(maxX != minX || maxY != minY)
2685 if(y > minY && y < maxY)
2686 mouseOnSelection = true;
2687 else if(y == minY && y == maxY)
2688 mouseOnSelection = (x < maxX && x >= minX);
2692 mouseOnSelection = (x >= this.selX);
2693 else if(y == this.y)
2694 mouseOnSelection = (x >= this.x);
2699 mouseOnSelection = (x < this.selX);
2700 else if(y == this.y)
2701 mouseOnSelection = (x < this.x);
2704 return mouseOnSelection;
2707 void UpdateCaretPosition(bool setCaret)
2711 if(mouseMove || (!overwrite && !style.noCaret))
2713 int max = this.mouseMove ? this.dropX : this.x;
2714 int y = this.mouseMove ? this.dropY : this.y;
2715 EditLine line = this.mouseMove ? this.dropLine : this.line;
2717 if(!(style.freeCaret))
2718 max = Min(max, line.count);
2720 if(FontExtent && display)
2722 for(c = 0; c < max; )
2731 for(len = 0; c < Min(max, line.count); c += numBytes)
2733 ch = line.buffer[c];
2734 numBytes = UTF8_NUM_BYTES(ch);
2736 if(ch == ' ' || ch == '\t')
2743 if(!len && ch == ' ')
2748 else if(!len && ch == '\t')
2750 w = (tabSize * space.w) - (x % (tabSize * space.w));
2754 FontExtent(display, this.font, line.buffer + start, len, &w, null);
2766 caretY = y * this.space.h;
2767 SetCaret(x + XOFFSET-2, y * space.h + YOFFSET, space.h);
2772 NotifyCaretMove(master, this, y + 1, x + 1);
2778 void SelectionEnables()
2780 if((x != selX || y != selY) && !selection)
2784 itemEditCut.disabled = false;
2785 itemEditDelete.disabled = false;
2787 itemEditCopy.disabled = false;
2789 this.selection = true;
2791 else if((x == selX && y == selY) && selection)
2793 itemEditCut.disabled = true;
2794 itemEditCopy.disabled = true;
2795 itemEditDelete.disabled = true;
2797 this.selection = false;
2801 void SetSelectCursor()
2803 if(!inactive || !style.noSelect)
2806 cursor = guiApp.GetCursor(arrow);
2807 else if(this.mouseSelect)
2808 cursor = guiApp.GetCursor(iBeam);
2811 if(IsMouseOnSelection())
2812 cursor = guiApp.GetCursor(arrow);
2814 cursor = guiApp.GetCursor(iBeam);
2819 int AdjustXPosition(EditLine line, int position, bool half, int * px, int max, int sc)
2822 int x = px ? *px : 0;
2829 if(c < Min(max, line.count))
2833 for(len = 0; c < Min(max, line.count); c += numBytes)
2835 ch = line.buffer[c];
2836 numBytes = UTF8_NUM_BYTES(ch);
2838 if(ch == ' ' || ch == '\t')
2845 if(!len && ch == ' ')
2850 else if(!len && ch == '\t')
2852 w = (tabSize * space.w) - (x % (tabSize * space.w));
2856 FontExtent(display, font, line.buffer + start, len, &w, null);
2860 if(style.freeCaret && c < max)
2869 if(x + (((half && len == 1) ? (w / 2) : w)) >= position)
2874 int a = start + len;
2877 while(a > 0 && !UTF8_IS_FIRST(line.buffer[--a]));
2881 FontExtent(display, font, line.buffer + start, a - start, &w, null);
2884 if(position > x + (half ? ((w + lastW) / 2) : lastW)) break;
2888 return Min(this.maxLineSize - 1, start + len);
2894 void SetCursorToViewX()
2896 bool selecting = this.x != selX || y != selY;
2898 // Horizontal Adjustment
2900 int c = AdjustXPosition(line, viewX, false, &x, MAXINT, 0);
2905 c = AdjustXPosition(line, viewX + clientSize.w - 1, false, &x, MAXINT, c);
2917 UpdateCaretPosition(false);
2923 void SetCursorToViewY()
2926 EditLine oldLine = this.line;
2928 bool selecting = this.x != this.selX || this.y != this.selY;
2930 numLines = clientSize.h / this.space.h;
2932 // Vertical Adjustment
2933 if(this.viewY > this.y)
2935 this.y = this.viewY;
2936 this.line = this.viewLine;
2939 if(this.viewY + numLines <= this.y)
2943 this.y = this.viewY-1;
2944 for(c = 0, line = this.viewLine; line && c<numLines; line = line.next, c++)
2951 if(this.line != oldLine)
2953 this.x = AdjustXPosition(this.line, caretX, true, null, MAXINT, 0);
2961 this.selLine = this.line;
2964 UpdateCaretPosition(false);
2971 bool SaveFile(char * fileName)
2973 File f = eFile_Open(fileName, FO_WRITE);
2977 eWindow_SetModified(false);
2978 eInstance_Delete(f);
2985 bool OnActivate(bool active, Window previous, bool * goOnWithActivation, bool direct)
2989 if(!style.multiLine)
2991 x = (active && this.active && !style.readOnly) ? line.count : 0;
2994 SetViewToCursor(true);
2999 if(!active && modified)
3002 if(!NotifyModified(master, this))
3005 *goOnWithActivation = false;
3012 if(timer) timer.Stop();
3014 mouseSelect = false;
3022 int aw = maxLength + 12, ah = Max(lineCount, 1) * space.h + 2;
3023 int nw = minClientSize.w, nh = minClientSize.h, xw = maxClientSize.w, xh = maxClientSize.h;
3024 clientSize = { nw && aw < nw ? nw : xw && aw > xw ? xw : aw, nh && ah < nh ? nh : xh && ah > xh ? xh : ah };
3027 bool OnResizing(int *w, int *h)
3033 *w = space.h * 80 / 14;
3037 void OnResize(int w, int h)
3040 if(!hasHorzScroll && !hasVertScroll && viewLine)
3041 SetViewToCursor(true);
3043 //if(!hasHorzScroll && !hasVertScroll && viewLine)
3045 SetViewToCursor(true);
3050 bool OnMiddleButtonDown(int x, int y, Modifiers mods)
3052 if(style.readOnly) return true;
3053 // We really shouldn't be pasting here, Unix middle button paste is for the selection (not the clipboard), good for the terminal
3054 // Middle button already serves as a dragger as well.
3059 bool OnRightButtonDown(int x, int y, Modifiers mods)
3061 this.rightButtonDown = true;
3066 bool OnRightButtonUp(int x, int y, Modifiers mods)
3069 if(!parent.inactive && rightButtonDown)
3072 Menu contextMenu { };
3074 MenuItem { contextMenu, $"Cut\tCtrl+X", t, NotifySelect = itemEditCut.NotifySelect, disabled = !selection || style.readOnly };
3075 MenuItem { contextMenu, $"Copy\tCtrl+C", c, NotifySelect = itemEditCopy.NotifySelect, disabled = !selection };
3076 MenuItem { contextMenu, $"Paste\tCtrl+V", p, NotifySelect = itemEditPaste.NotifySelect, disabled = style.readOnly };
3077 MenuItem { contextMenu, $"Delete\tDel", d, NotifySelect = itemEditDelete.NotifySelect, disabled = !selection || style.readOnly };
3078 MenuDivider { contextMenu };
3079 MenuItem { contextMenu, $"Select All\tCtrl+A", a, NotifySelect = itemEditSelectAll.NotifySelect };
3081 popup = PopupMenu { master = this, menu = contextMenu,
3083 nonClient = true, interim = false, parent = parent,
3084 position = { x + clientStart.x + parent.clientStart.x + position.x, y + cientStart.y + parent.sy + clientStart.y + position.y };
3086 position = { x + clientStart.x + absPosition.x - guiApp.desktop.position.x, y + clientStart.y + absPosition.y - guiApp.desktop.position.y }
3090 rightButtonDown = false;
3094 bool OnLeftButtonDown(int mx, int my, Modifiers mods)
3099 if(style.noSelect) return true;
3101 // Should we have a separate 'selectOnActivate' style?
3102 if(!mods.isActivate || (style.readOnly && style.multiLine))
3108 mouseX = mx - XOFFSET;
3111 FindMouse(mouseX, mouseY, &x, &y, &line, true);
3113 //PrintLn("OnLeftButtonDown: ", x, ", ", y);
3119 else if(IsMouseOnSelection() && !mods.isActivate)
3129 if(!mouseMove && !wordSelect && (!mods.isActivate || style.multiLine))
3131 if(mods.shift && !mods.isActivate)
3146 this.selLine = this.line;
3155 UpdateCaretPosition(true);
3159 bool OnLeftButtonUp(int x, int y, Modifiers mods)
3163 mouseSelect = false;
3174 FindMouse(mouseX, mouseY, &x, &y, &line, true);
3176 //PrintLn("MouseMove: ", x, ", ", y);
3182 mouseMove = IsMouseOnSelection();
3186 int size = SelSize();
3189 char * text = new char[size+1];
3193 GetSel(text, false);
3195 if(Max(selY, this.y) == dropY)
3199 if(this.dropX > this.selX)
3200 moveX = this.x - this.selX;
3204 if(this.dropX > this.x)
3205 moveX = this.selX - this.x;
3209 this.dropX -= moveX;
3210 this.selX = this.x = this.dropX;
3211 this.selY = this.y = this.dropY;
3212 this.selLine = this.line = this.dropLine;
3214 SetViewToCursor(true);
3219 byte * c = ((EditBox)this).multiLineContents, * c2;
3220 int l1 = c ? strlen(c) : 0, l2;
3223 c2 = ((EditBox)this).multiLineContents;
3224 l2 = c2 ? strlen(c2) : 0;
3225 if(l1 != l2 || (l1 && strcmp(c, c2)))
3255 FindMouse(mouseX, mouseY, &x, &y, &line, true);
3257 //PrintLn("Dropped: ", x, ", ", y);
3259 NotifyDropped(master, this, x, y);
3266 bool OnMouseMove(int mx, int my, Modifiers mods)
3272 if(mods != -1 && mods.isSideEffect)
3277 if(style.noSelect) return true;
3278 if(wordSelect) return true;
3279 mouseX = mx - XOFFSET;
3282 needScroll = FindMouse(this.mouseX, this.mouseY, &x, &y, &line, true);
3284 if(this.mouseMove || this.mouseSelect)
3293 ((style.hScroll) || (style.vScroll)))
3300 DirtyLine(this.dropY);
3303 DirtyLine(this.dropY);
3304 this.dropLine = line;
3305 SetViewToCursor(true);
3307 //PrintLn("MouseMove: ", "dropX = ", x, ", dropY = ", y);
3310 else if(this.mouseSelect)
3312 DirtyLine(this.selY);
3319 SetViewToCursor(true);
3322 //PrintLn("MouseSelect: ", "x = ", x, ", y = ", y);
3329 bool OnLeftDoubleClick(int mx, int my, Modifiers mods)
3334 //PrintLn("OnLeftDoubleClick: ", mx, ", ", my, ", mods = ", mods);
3338 if(style.noSelect) return true;
3339 FindMouse(mx, my, &x, &y, &line, false);
3340 if(!NotifyDoubleClick(master, this, line, mods))
3347 for(c = x; c >= 0; c--)
3350 while(c > 0 && !UTF8_IS_FIRST(line.buffer[c])) c--;
3351 ch = UTF8_GET_CHAR(line.buffer + c, numBytes);
3358 for(c = start; c<line.count; c += numBytes)
3360 unichar ch = UTF8_GET_CHAR(line.buffer + c, numBytes);
3361 if(!ch || !IS_ALUNDER(ch))
3371 this.line = this.selLine = line;
3372 this.wordSelect = (c != start);
3383 Menu fileMenu { menu, "File", F };
3384 saveDialog = fileDialog;
3385 MenuItem { fileMenu, $"Save\tCtrl+S", S, CtrlS, NotifySelect = MenuFileSave };
3386 MenuItem { fileMenu, $"Save As...", A, NotifySelect = MenuFileSaveAs };
3388 if(style.autoSize) AutoSize();
3396 FontExtent(display, font, " ", 1, (int *)&space.w, (int *)&space.h);
3397 FontExtent(display, font, "W", 1, (int *)&large.w, (int *)&large.h);
3399 space.w = Max(space.w, 1);
3400 large.w = Max(large.w, 1);
3401 space.h = Max(space.h, 1);
3402 large.h = Max(large.h, 1);
3406 for(line = lines.first; line; line = line.next)
3407 ComputeLength(line);
3412 SetViewToCursor(true);
3420 bool OnLoadGraphics()
3422 FontExtent = Display::FontExtent;
3425 // UpdateCaretPosition(true);
3429 void OnUnloadGraphics()
3434 bool OnKeyHit(Key key, unichar ch)
3436 bool shift = (key.shift) ? true : false;
3438 //PrintLn("OnKeyHit: code = ", key.code, ", mods = ", key.modifiers, ", ch = ", (int)ch);
3440 if(!ch && !key.alt && !key.ctrl)
3442 key.code = (SmartKey)key.code;
3444 else if(!ch && key.alt)
3447 switch(key.code) //(ch || key.alt || key.ctrl) ? key.code : (Key)(SmartKey)key.code)
3450 if(style.readOnly) break;
3451 if(style.stuckCaret) GoToEnd(true);
3452 if(!(style.freeCaret))
3454 this.x = Min(this.x, this.line.count);
3460 EditLine line = this.line;
3462 for(y = this.y; y>= 0; y--)
3464 c = (y == this.y) ? (this.x-1) : line.count-1;
3466 // Slow down when going on lines...
3467 if(y != this.y) break;
3471 //if(this.line.buffer[c] != '\t' && this.line.buffer[c] != ' ')
3472 if(IS_ALUNDER(line.buffer[c]))
3477 if(!IS_ALUNDER(line.buffer[c]))
3479 //if(this.line.buffer[c] == '\t' || this.line.buffer[c] == ' ')
3493 DelCh(line,y,c+1,this.line,this.y,this.x, true);
3494 this.x = this.selX = Min(c+1, line.count);
3495 this.y = this.selY = y;
3496 this.line = this.selLine = line;
3497 SetViewToCursor(true);
3508 if(style.readOnly) break;
3509 if(style.stuckCaret) break;
3518 if(this.line != this.selLine || this.x != this.selX)
3521 SetViewToCursor(true);
3527 if(this.x < this.line.count)
3531 for(i = this.x; i < this.line.count; i++)
3533 if(!IS_ALUNDER(this.line.buffer[i]))
3537 for(; i < this.line.count; i++)
3539 //Delete trailing whitespace
3540 if(IS_ALUNDER(this.line.buffer[i]))
3543 DelCh(this.line, this.y, this.x, this.line, this.y, i, false);
3544 SetViewToCursor(true);
3547 else if(this.line.next)
3549 DelCh(this.line, this.y, this.x, this.line.next, this.y+1, 0, false);
3550 SetViewToCursor(true);
3556 if(!(style.freeCaret))
3558 this.selX = this.x = Min(this.x, this.line.count);
3561 if(this.x < this.line.count)
3563 DelCh(this.line, this.y, this.x, this.line, this.y, this.x+1, false);
3565 else if(this.line.next)
3567 DelCh(this.line, this.y, this.x, this.line.next, this.y+1, 0, false);
3569 SetViewToCursor(true);
3578 if(!key.alt && !key.ctrl)
3582 bool stuffAfter = false;
3586 if(style.stuckCaret) GoToEnd(true);
3587 if(style.readOnly) break;
3588 if(!(style.multiLine)) break;
3590 for(c = 0; c<this.line.count && c<this.x; c++)
3592 if(this.line.buffer[c] == '\t')
3593 position += this.tabSize - (position % this.tabSize);
3594 else if(this.line.buffer[c] == ' ')
3602 if(this.x < this.line.count)
3605 //If last character is a { indent one tab
3606 if(this.line.buffer[this.x - 1] == '{')
3608 //Except if the next non space character is a }
3609 bool indent = false;
3611 for(i = this.x; i < this.line.size; i++)
3612 if(this.line.buffer[i] != ' ' && this.line.buffer[i] != '\t')
3614 if(this.line.buffer[i] != '}')
3619 position += this.tabSize;
3622 addString = new char[position + 2];
3623 addString[len++] = '\n';
3624 addString[len] = '\0';
3626 if(stuffAfter || !style.freeCaret)
3628 for(c = 0; c<position; )
3630 if(style.useTab && c + this.tabSize <= position)
3632 addString[len++] = '\t';
3637 addString[len++] = ' ';
3641 addString[len] = '\0';
3645 if(!stuffAfter && style.freeCaret)
3647 this.x = this.selX = position;
3651 SetViewToCursor(true);
3661 if(style.stuckCaret) break;
3662 if(!(style.freeCaret))
3664 this.x = Min(this.x, this.line.count);
3665 this.selX = Min(this.selX, this.selLine.count);
3668 if(!shift) SelDirty();
3671 bool foundAlpha = false;
3674 EditLine line, lastLine;
3677 for(line = this.line; (line && !found); line = line.prev, y--)
3682 if(this.x == 0 && line != this.line)
3691 if(line == this.line) start = this.x -1; else start = line.count-1;
3692 start = Min(start, line.count-1);
3694 for(c = start; c >= 0;)
3697 unichar ch = UTF8_GET_CHAR(line.buffer + c, numBytes);
3715 byte ch = line.buffer[c];
3716 if(UTF8_IS_FIRST(ch)) break;
3720 // No next word found,
3721 if(!found && ( this.x > 0 || (!line.count && this.x)))
3735 this.line = lastLine;
3746 byte * buffer = line.buffer;
3749 byte ch = buffer[x];
3750 if(UTF8_IS_FIRST(ch)) break;
3767 if(!shift) Deselect();
3768 SetViewToCursor(true);
3774 if(style.stuckCaret) break;
3775 if(!(style.freeCaret))
3777 this.x = Min(this.x, this.line.count);
3778 this.selX = Min(this.selX, this.selLine.count);
3781 if(!shift) SelDirty();
3782 if(!shift && (this.x != this.selX || this.y != this.selY));
3785 bool onAChar = false;
3786 if(this.selX != this.x || this.selY != this.y)
3788 if(this.x<this.line.count)
3789 if(this.line.buffer[this.x] != '\t' && this.line.buffer[this.x] !=' ')
3791 if(key.shift && onAChar &&
3792 ((this.y > this.selY)||((this.selY == this.y)&&(this.x >= this.selX))))
3794 bool foundAlpha = false;
3796 EditLine line, lastLine;
3798 int lastC, lastY, lastNumBytes;
3800 for(line = this.line; (line && !found); line = line.next, y++)
3802 int start = (line == this.line) ? this.x : 0;
3806 for(c = start; c < line.count && (ch = UTF8_GET_CHAR(line.buffer + c, numBytes)); c += numBytes)
3812 lastNumBytes = numBytes;
3822 if(!found && (c != this.x || line != this.line))
3835 this.x = lastC + lastNumBytes;
3837 this.line = lastLine;
3844 bool foundAlpha = false;
3849 for(line = this.line; (line && !found); line = line.next, y++)
3851 int start = (line == this.line) ? this.x : 0;
3855 for(c = start; c < line.count && (ch = UTF8_GET_CHAR(line.buffer + c, numBytes)); c += numBytes)
3871 // No next word found,
3872 if(!found && (c != this.x || line != this.line))
3876 this.x = line.count;
3888 if(x < line.count || (style.freeCaret && line.count < maxLineSize))
3892 byte * buffer = line.buffer;
3895 byte ch = buffer[x];
3896 if(UTF8_IS_FIRST(ch)) break;
3917 if(!shift) Deselect();
3918 SetViewToCursor(true);
3925 if(!style.vScroll || hasVertScroll) break;
3931 if(style.stuckCaret) break;
3933 if(!shift) SelDirty();
3943 this.x = AdjustXPosition(line, caretX, true, null, MAXINT, 0);
3947 if(!shift) Deselect();
3949 SetViewToCursor(false);
3952 if(caretY == this.y * space.h)
3958 if(!style.freeCaret)
3959 this.x = Min(this.x, line.count);
3969 int sx = 0, sy = this.y * space.h;
3970 char * text = line.text;
3971 int maxW = clientSize.w - sx;
3972 display.FontExtent(font, " ", 1, null, &th);
3976 int startPos = textPos;
3979 bool lineComplete = false;
3981 if(!style.wrap && caretY == MAXINT)
3984 //textPos = line.count;
3985 //lineComplete = true;
3988 for(; (style.freeCaret || textPos < line.count) && !lineComplete;)
3992 char * nextSpace = (textPos < line.count) ? strchr(text + textPos, ' ') : (text + textPos);
3995 len = (nextSpace - (text + textPos));
3997 len = line.count - textPos;
3999 if(textPos < line.count)
4001 display.FontExtent(font, text + textPos, len, &w, null);
4003 if(nextSpace) { w += space.w; len++; }
4005 if(style.wrap && x + width + w > maxW && x > 0)
4007 lineComplete = true;
4017 if((!style.freeCaret && textPos >= line.count) || (sy == caretY - th && caretX <= x + width + sx))
4021 while(this.x > 0 && x + sx > caretX && this.x > startPos)
4024 if(this.x > line.count)
4027 while(this.x > 0 && !UTF8_IS_FIRST(text[--this.x]));
4028 len = this.x - startPos;
4029 display.FontExtent(font, text + startPos, len, &x, null);
4033 if(!shift) Deselect();
4035 SetViewToCursor(false);
4039 if(sy == caretY - th || textPos >= line.count)
4041 if(textPos >= line.count)
4043 int c = textPos - 1;
4044 while(c > 0 && text[c] == ' ') c--;
4048 this.x = line.count;
4051 if(!shift) Deselect();
4053 SetViewToCursor(false);
4058 } while(textPos < line.count);
4061 if(!shift) Deselect();
4063 SetViewToCursor(false);
4072 int x = AdjustXPosition(this.line, this.line.prev, true, null, MAXINT, 0);
4073 if(!shift) SelDirty();
4074 this.line = this.line.prev;
4080 if(!shift) Deselect();
4084 SetViewToCursor(false);
4090 return style.multiLine ? false : true;
4094 if(!style.vScroll || hasVertScroll)
4101 if(style.stuckCaret) break;
4105 int sx = 0, sy = this.y * this.space.h;
4106 int maxW = clientSize.w - sx;
4107 char * text = line.buffer;
4109 if(!shift) SelDirty();
4115 if(AdjustXPosition(line, maxW, this.x, line.count, true, null, MAXINT, 0) <= line.count)
4125 this.x = AdjustXPosition(line, caretX, true, null, MAXINT, 0);
4128 if(!shift) Deselect();
4130 if(this.selX != this.x || this.selY != this.y)
4132 SetViewToCursor(false);
4135 while(!textPos || (style.freeCaret || textPos<line.count))
4137 int startPos = textPos;
4140 bool lineComplete = false;
4141 if(!style.wrap && sy <= caretY)
4143 textPos = line.count;
4144 lineComplete = true;
4146 for(; (style.freeCaret || textPos<line.count) && !lineComplete;)
4150 char * nextSpace = (textPos < line.count) ? strchr(text + textPos, ' ') : (text + textPos);
4153 len = (nextSpace - (text + textPos));
4155 len = line.count - textPos;
4157 if(textPos < line.count)
4159 display.FontExtent(font, text + textPos, len, &w, &th);
4161 if(nextSpace) { w += space.w; len++; }
4162 if(style.wrap && x + width + w > maxW && x > 0)
4164 lineComplete = true;
4174 if(sy > caretY && ((!style.freeCaret && textPos >= line.count) || caretX <= x + width + sx))
4178 while(this.x > 0 && x + sx > caretX && textPos > startPos)
4181 if(this.x > line.count)
4184 while(this.x > 0 && !UTF8_IS_FIRST(text[--this.x]));
4186 len = this.x - startPos;
4187 display.FontExtent(font, text + startPos, len, &x, null);
4190 if(!shift) Deselect();
4193 SetViewToCursor(false);
4199 this.x = line.count;
4202 if(!shift) Deselect();
4205 SetViewToCursor(false);
4208 else if(textPos >= line.count && line.next)
4214 sy = this.y * this.space.h;
4215 sx = 0; //textBlock.startX;
4221 sx = 0; //textBlock.startX;
4229 this.x = Min(this.x, line.count);
4230 //int x = AdjustXPosition(this.line, this.line.next, true, null, MAXINT, 0);
4232 if(!shift) Deselect();
4235 if(this.selX != this.x || this.selY != this.y)
4238 SetViewToCursor(false);
4245 int x = AdjustXPosition(this.line, this.line.next, true, null, MAXINT, 0);
4246 if(!shift) SelDirty();
4247 this.line = this.line.next;
4251 if(!shift) Deselect();
4254 if(this.selX != this.x || this.selY != this.y)
4262 return style.multiLine ? false : true;
4265 if(style.stuckCaret) break;
4266 if(!style.multiLine && key.ctrl) break;
4267 if(!(style.freeCaret))
4268 this.selX = Min(this.selX, this.selLine.count);
4270 if(!shift) SelDirty();
4273 this.line = this.lines.first;
4274 if(this.y != 0 || this.x != 0)
4284 EditLine line = this.line;
4286 for(c=0; line.buffer[c]; c++)
4287 if(line.buffer[c] != ' ' && line.buffer[c] != '\t')
4289 if(shift && (c != 0 || this.x))
4298 if(shift && this.x != 0)
4304 if(!shift) Deselect();
4305 SetViewToCursor(true);
4311 if(style.stuckCaret) break;
4312 if(!style.multiLine && key.ctrl) break;
4313 if(!style.freeCaret)
4314 this.selX = Min(this.selX, this.selLine.count);
4316 if(!shift) SelDirty();
4321 else if(this.x != this.line.count)
4323 this.x = this.line.count;
4328 if(!shift) Deselect();
4329 SetViewToCursor(true);
4334 if(style.tabKey && !key.ctrl)
4336 if(this.selY != this.y && style.tabSel)
4338 EditLine firstLine, lastLine;
4342 // Do multi line selection tabbing here
4343 if(this.selY < this.y)
4345 firstLine = this.selLine;
4346 lastLine = this.line;
4352 // Selecting going up
4353 firstLine = this.line;
4354 lastLine = this.selLine;
4361 for(line = firstLine; line; line = line.next, y++)
4363 if(line != lastLine || x)
4367 BufferLocation before = { line, y, 0 }, after = { line, y, 0 };
4369 for(c=0; c<line.count && lastC < this.tabSize; c++, lastC++)
4371 if(line.buffer[c] == '\t')
4376 else if(line.buffer[c] != ' ')
4381 NotifyCharsDeleted(master, this, &before, &after, this.pasteOperation);
4384 int len = GetText(null, line, y, 0, line, y, lastC, false, false);
4385 char * string = new char[len];
4386 DelTextAction action { y1 = y, x1 = 0, y2 = y, x2 = lastC, string = string, placeAfter = true };
4387 GetText(string, line, y, 0, line, y, lastC, false, false);
4390 memmove(line.buffer,line.buffer+lastC,line.size-lastC);
4391 if(!line.AdjustBuffer(line.count-lastC))
4397 if(line == lastLine) break;
4402 for(line = firstLine; line; line = line.next, y++)
4406 if(line != lastLine || x)
4410 if(line.count + 1 <= this.maxLineSize)
4412 BufferLocation before = { line, y, 0 }, after = { line, y, 1 };
4414 if(!line.AdjustBuffer(line.count+1))
4417 NotifyCharsAdded(master, this, &before, &after, this.pasteOperation);
4419 AddCharAction action { ch = '\t', x = 0, y = y };
4423 memmove(line.buffer+1,line.buffer,line.size-1);
4425 line.buffer[0] = '\t';
4430 if(line.count + this.tabSize <= this.maxLineSize)
4433 BufferLocation before = { line, y, 0 }, after = { line, y, this.tabSize };
4434 NotifyCharsAdded(master, this, &before, &after, this.pasteOperation);
4436 if(!line.AdjustBuffer(line.count+this.tabSize))
4440 char * string = new char[this.tabSize + 1];
4441 memset(string, ' ', this.tabSize);
4442 string[this.tabSize] = '\0';
4443 Record(AddTextAction { string = string, x1 = 0, y1 = y, x2 = this.tabSize, y2 = y });
4446 memmove(line.buffer+this.tabSize,line.buffer,line.size-(this.tabSize));
4447 line.count+=this.tabSize;
4448 for(c=0; c<this.tabSize; c++)
4449 line.buffer[c] = ' ';
4455 if(line == lastLine) break;
4458 ComputeLength(maxLine);
4470 char * addString = new char[this.tabSize + 1];
4472 if(!(style.freeCaret))
4474 this.x = Min(this.x, this.line.count);
4478 start = Min(this.x, this.selX);
4479 for(c=start; ((c == start) || ((c) % this.tabSize)); c++)
4481 addString[len++] = ' ';
4489 SetViewToCursor(true);
4498 if(!(style.hScroll) || hasHorzScroll) break;
4499 if(this.viewX < this.maxLength)
4501 //this.viewX+=this.space.w*this.tabSize;
4503 SetScrollPosition((this.viewX + this.space.w*this.tabSize), this.viewY * this.space.h);
4510 if(!shift) Deselect();
4522 if(!(style.hScroll) || hasHorzScroll) break;
4525 //this.viewX-=this.space.w*this.tabSize;
4526 //this.viewX = Max(this.viewX,0);
4528 SetScrollPosition((this.viewX-this.space.w*this.tabSize), this.viewY * this.space.h);
4529 // SetCursorToView();
4536 if(!shift) Deselect();
4551 if(!(style.readOnly))
4557 this.overwrite ^= 1;
4558 UpdateCaretPosition(true);
4563 NotifyOvrToggle(master, this, this.overwrite);
4574 if(style.noSelect) break;
4577 //Save current view position
4578 int tempX = this.viewX;
4579 int tempY = this.viewY;
4583 this.selLine = this.lines.first;
4584 this.y = this.lineCount-1;
4585 this.line = this.lines.last;
4586 this.x = this.line.count;
4589 SetViewToCursor(true);
4591 //Restore previous view position
4592 SetScrollPosition(tempX, tempY * this.space.h);
4598 // TOCHECK: Was there any good reason why we weren't returning false here?
4599 return false; // break;
4604 if(!(style.readOnly))
4612 if(style.readOnly) break;
4618 if(style.readOnly) break;
4623 if(style.readOnly) break;
4627 if(style.readOnly) break;
4631 if(style.readOnly) break;
4632 if(key.shift && key.code == rightBracket)
4634 //Only indent back if you are exactly at one tab.
4636 bool whitespace = true;
4642 EditLine line = this.line;
4644 //Only remove one tab if there is nothing else on the line.
4645 for(i = 0; i < this.line.count; i++)
4647 if(this.line.buffer[i] != ' ' && this.line.buffer[i] != '\t')
4661 for(pos = line.count - 1; pos >= 0; pos--)
4663 char c = line.buffer[pos];
4667 indentwidth += this.tabSize;
4669 //Counting backwards, so when you find a character, indentation is reset
4679 //Place the } to get an undo:
4682 this.x = this.line.count;
4686 putsize = indentwidth;
4688 putsize = indentwidth / this.tabSize + indentwidth % this.tabSize;
4690 newline = new char[putsize+2];
4691 newline[putsize] = '}';
4692 newline[putsize+1] = '\0';
4696 for(; i < indentwidth / this.tabSize; i++)
4698 for(;i < putsize; i++)
4707 else if(!key.ctrl && !key.alt && ch != 128 && ch >= 32)
4719 void OnHScroll(ScrollBarAction action, int position, Key key)
4722 //PrintLn("OnHScroll: ", action, ", pos = ", position, ", key = ", key);
4724 this.viewX = position;
4725 if(action != setRange)
4727 if(!this.mouseMove && style.cursorFollowsView)
4734 void OnVScroll(ScrollBarAction action, int position, Key key)
4736 int oldViewY = this.viewY;
4739 //PrintLn("OnVScroll: ", action, ", pos = ", position, ", key = ", key);
4741 position /= this.space.h;
4743 if(position < this.viewY)
4745 for(; position < this.viewY && this.viewLine.prev; this.viewLine = this.viewLine.prev, this.viewY--);
4746 style.recomputeSyntax = true;
4748 else if(position > this.viewY)
4750 EditLine oldViewLine = viewLine;
4751 for(; position > this.viewY && this.viewLine.next; this.viewLine = this.viewLine.next, this.viewY++);
4752 FigureStartSyntaxStates(oldViewLine, false);
4755 if(action != setRange)
4757 if(!this.mouseMove && style.cursorFollowsView && !SelSize()) SetCursorToViewY();
4760 if(this.x != this.selX || this.y != this.selY)
4764 Scroll(0, (this.viewY - oldViewY) * this.space.h);
4767 int numLines = clientSize.h / this.space.h;
4769 if(Abs(this.viewY - oldViewY) < numLines)
4772 if(this.viewY > oldViewY)
4774 for(y = oldViewY; y <this.viewY; y++)
4775 DirtyLine(y + numLines);
4779 for(y = this.viewY; y <oldViewY; y++)
4780 DirtyLine(y + numLines);
4785 // Fix dirt of stuff before first line...
4786 if(this.viewY - oldViewY > 0)
4788 Box box { 0,0, clientSize.w-1, YOFFSET-1 };
4795 bool _AddCh(unichar ch, int * addedSpacesPtr, int * addedTabsPtr)
4800 ReplaceTextAction replaceAction = null;
4801 AddCharAction addCharAction = null;
4802 int addedSpaces = 0, addedTabs = 0;
4804 if(ch == '\r') return true;
4805 if(style.stuckCaret /*|EES_READONLY)*/ )
4808 if(ch == '\n' && !(style.multiLine) && this.line) return false;
4810 if(!undoBuffer.dontRecord)
4812 if(selX != x || selY != y)
4817 int len = GetText(null, selLine, selY, selX, this.line, y, x, false, false);
4818 oldString = new char[len];
4819 UTF32toUTF8Len(&ch, 1, buffer, 4);
4820 newString = CopyString(buffer);
4821 GetText(oldString, selLine, selY, selX, this.line, y, x, false, false);
4823 replaceAction = ReplaceTextAction { newString = newString, oldString = oldString, placeAfter = false };
4824 if(selY < y || (selY == y && selX < x))
4826 replaceAction.x1 = selX;
4827 replaceAction.y1 = selY;
4828 replaceAction.x2 = x;
4829 replaceAction.y2 = y;
4833 replaceAction.x1 = x;
4834 replaceAction.y1 = y;
4835 replaceAction.x2 = selX;
4836 replaceAction.y2 = selY;
4838 Record(replaceAction);
4839 undoBuffer.dontRecord++;
4843 addCharAction = AddCharAction { y = y, x = x, ch = ch };
4844 Record(addCharAction);
4850 DelSel(&addedSpaces);
4851 if(this.lineCount+1 > this.maxLines)
4854 Emptyline(this.lines.first,0);
4858 if(!(style.autoSize && (!maxClientSize.h || maxClientSize.h > clientSize.h + this.space.h)) && !(style.vScroll))
4860 // Make sure it fits, but we need a default line is this.font is too big for window
4861 if(this.space.h * (this.lineCount+1) > clientSize.h && this.line)
4864 if((this.y >= 0) && this.y < this.viewY)
4869 line = EditLine { };
4872 lines.Insert(this.line, line);
4873 line.editBox = this;
4879 // If we're displacing the lines from a current line ...
4882 if(this.line.buffer)
4885 if(this.line.count < endX) endX = this.line.count;
4886 length = this.line.count - endX;
4889 if(!line.AdjustBuffer(length))
4893 if(this.line.buffer)
4895 CopyBytes(line.buffer,this.line.buffer+endX, length+1);
4897 if(endX > 4000 || endX < 0)
4900 this.line.count = endX;
4901 this.line.buffer[this.line.count] = '\0';
4902 this.line.AdjustBuffer(this.line.count);
4903 ComputeLength(this.line);
4907 BufferLocation before = { this.line, this.y, this.x }, after;
4912 line.count = length;
4915 if(length > 4000 || length < 0)
4918 ComputeLength(this.line);
4923 line.buffer[line.count] = '\0';
4926 after.line = this.line, after.y = this.y, after.x = this.x;
4928 NotifyCharsAdded(master, this, &before, &after, this.pasteOperation);
4934 int count = UTF32toUTF8Len(&ch, 1, string, 5);
4935 DelSel(&addedSpaces);
4936 result = AddToLine(string, count, false, addedSpaces ? null : &addedSpaces, &addedTabs);
4937 if(addedSpacesPtr) *addedSpacesPtr = addedSpaces;
4938 if(addedTabsPtr) *addedTabsPtr = addedTabs;
4942 this.selLine = this.line;
4946 replaceAction.x3 = x;
4947 replaceAction.y3 = y;
4948 replaceAction.addedSpaces = addedSpaces;
4949 replaceAction.addedTabs = addedTabs;
4950 undoBuffer.dontRecord--;
4954 addCharAction.x -= addedTabs * (tabSize-1);
4955 addCharAction.addedSpaces = addedSpaces;
4956 addCharAction.addedTabs = addedTabs;
4963 /****************************************************************************
4965 ****************************************************************************/
4968 bool AddCh(unichar ch)
4970 return _AddCh(ch, null, null);
4975 this.modified = true;
4976 NotifyUpdate(master, this);
4977 modifiedDocument = true;
4980 void Delete(EditLine line1, int y1, int x1, EditLine line2, int y2, int x2)
4983 DelCh(line1, y1, x1, line2, y2, x2, false);
4984 SetViewToCursor(true);
4992 itemEditUndo.disabled = undoBuffer.curAction == 0;
4993 itemEditRedo.disabled = undoBuffer.curAction == undoBuffer.count;
4994 if(savedAction == undoBuffer.curAction)
4996 modifiedDocument = false;
4998 NotifyUnsetModified(master, this);
5005 itemEditUndo.disabled = undoBuffer.curAction == 0;
5006 itemEditRedo.disabled = undoBuffer.curAction == undoBuffer.count;
5007 if(savedAction == undoBuffer.curAction)
5009 modifiedDocument = false;
5011 NotifyUnsetModified(master, this);
5015 void Record(UndoAction action)
5017 if(!undoBuffer.dontRecord)
5019 undoBuffer.Record(action);
5020 itemEditUndo.disabled = undoBuffer.curAction == 0;
5021 itemEditRedo.disabled = undoBuffer.curAction == undoBuffer.count;
5028 this.lines.first, 0,0,
5029 this.lines.last, this.lines.count-1, strlen(((EditLine)this.lines.last).buffer));
5032 void Select(EditLine line1, int y1, int x1, EditLine line2, int y2, int x2)
5037 this.selLine = line1 ? (EditLine)line1 : this.lines.first;
5038 this.x = line2 ? x2 : ((EditLine)this.lines.last).count;
5039 this.y = line2 ? y2 : (this.lineCount-1);
5040 this.line = line2 ? (EditLine)line2 : this.lines.last;
5043 SetViewToCursor(true);
5047 // TODO: Fix this vs modifiedDocument window property
5048 void SetModified(bool flag)
5052 this.modified = false;
5053 if(flag && !NotifyModified(master, this))
5054 this.modified = true;
5059 bool AddS(char * string)
5066 int addedSpaces = 0, addedTabs = 0;
5067 AddTextAction action = null;
5068 ReplaceTextAction replaceAction = null;
5070 this.pasteOperation = true;
5072 if(style.stuckCaret /*|EES_READONLY)*/ )
5075 if(!undoBuffer.dontRecord)
5077 char * placeString = CopyString(string);
5078 if(!style.multiLine)
5082 for(i = 0; (ch = placeString[i]); i++)
5085 placeString[i] = '\0';
5086 placeString = renew placeString byte[i+1];
5091 if(selX != x || selY != y)
5095 int len = GetText(null, selLine, selY, selX, this.line, y, x, false, false);
5096 oldString = new char[len];
5097 newString = placeString;
5098 GetText(oldString, selLine, selY, selX, this.line, y, x, false, false);
5100 replaceAction = ReplaceTextAction { newString = newString, oldString = oldString, placeAfter = false };
5101 if(selY < y || (selY == y && selX < x))
5103 replaceAction.x1 = selX;
5104 replaceAction.y1 = selY;
5105 replaceAction.x2 = x;
5106 replaceAction.y2 = y;
5110 replaceAction.x1 = x;
5111 replaceAction.y1 = y;
5112 replaceAction.x2 = selX;
5113 replaceAction.y2 = selY;
5115 Record(replaceAction);
5119 if(string[0] == '\n')
5120 action = AddTextAction { y1 = y, x1 = Min(this.line.count, x), string = placeString };
5122 action = AddTextAction { y1 = y, x1 = x, string = placeString };
5130 undoBuffer.dontRecord++;
5131 DelSel(&addedSpaces);
5135 for(c = 0; string[c]; c++)
5137 if(string[c] == '\n' || string[c] == '\r')
5139 if(!AddToLine(line,count, true, addedSpaces ? null : &addedSpaces, addedTabs ? null : &addedTabs))
5144 if(string[c] == '\n')
5153 // Reset for next line
5157 if(string[c] == '\r' && *line == '\n')
5169 // Why was this here?
5172 // Add the line here
5174 if(!AddToLine(line,count,false, addedSpaces ? null : &addedSpaces, addedTabs ? null : &addedTabs))
5180 undoBuffer.dontRecord--;
5185 action.addedSpaces = addedSpaces;
5186 action.addedTabs = addedTabs;
5188 else if(replaceAction)
5190 replaceAction.y3 = y;
5191 replaceAction.x3 = x;
5192 replaceAction.addedSpaces = addedSpaces;
5193 replaceAction.addedTabs = addedTabs;
5196 UpdateCaretPosition(true);
5198 this.pasteOperation = false;
5211 DelCh(this.lines.first, 0, 0, this.lines.last, this.lineCount-1, ((EditLine)(this.lines.last)).count, true);
5212 SetViewToCursor(true);
5218 void PutCh(unichar ch)
5222 if((ch >= 32 /*&& ch <=126*/) || ch == '\n')
5223 //if((ch >= 32) || ch == '\n')
5225 int addedSpaces = 0, addedTabs = 0;
5226 ReplaceTextAction replaceAction = null;
5227 AddCharAction addCharAction = null;
5230 ch = (ch < 128) ? toupper(ch) : ch; // TODO: UNICODE TO UPPER
5232 if(this.overwrite && selX == x && selY == y && this.x < this.line.count)
5237 int len = GetText(null, line, y, x, line, y, x+1, false, false);
5238 oldString = new char[len];
5239 UTF32toUTF8Len(&ch, 1, buffer, 4);
5240 newString = CopyString(buffer);
5241 GetText(oldString, line, y, x, line, y, x+1, false, false);
5242 replaceAction = ReplaceTextAction { newString = newString, oldString = oldString, placeAfter = false };
5243 replaceAction.x1 = x;
5244 replaceAction.y1 = y;
5245 replaceAction.x2 = x+1;
5246 replaceAction.y2 = y;
5247 Record(replaceAction);
5249 undoBuffer.dontRecord++;
5250 DelCh(this.line, this.y, this.x, this.line, this.y, this.x+1, true);
5251 undoBuffer.dontRecord--;
5253 else if(!undoBuffer.dontRecord)
5255 if(selX != x || selY != y)
5260 int len = GetText(null, line, y, x, selLine, selY, selX, false, false);
5261 oldString = new char[len];
5262 UTF32toUTF8Len(&ch, 1, buffer, 4);
5263 newString = CopyString(buffer);
5264 GetText(oldString, line, y, x, selLine, selY, selX, false, false);
5265 replaceAction = ReplaceTextAction { newString = newString, oldString = oldString, placeAfter = true };
5266 if(selY < y || (selY == y && selX < x))
5268 replaceAction.x1 = selX;
5269 replaceAction.y1 = selY;
5270 replaceAction.x2 = x;
5271 replaceAction.y2 = y;
5275 replaceAction.x1 = x;
5276 replaceAction.y1 = y;
5277 replaceAction.x2 = selX;
5278 replaceAction.y2 = selY;
5280 Record(replaceAction);
5284 addCharAction = AddCharAction { y = y, x = x, ch = ch };
5285 Record(addCharAction);
5288 undoBuffer.dontRecord++;
5289 result = _AddCh(ch, &addedSpaces, &addedTabs);
5292 replaceAction.x3 = x;
5293 replaceAction.y3 = y;
5294 replaceAction.addedSpaces = addedSpaces;
5295 replaceAction.addedTabs = addedTabs;
5299 addCharAction.x -= addedTabs * (tabSize-1);
5300 addCharAction.addedSpaces = addedSpaces;
5301 addCharAction.addedTabs = addedTabs;
5303 undoBuffer.dontRecord--;
5307 if(result) SetViewToCursor(true);
5311 void PutS(char * string)
5316 SetViewToCursor(true);
5321 void Printf(char * format, ...)
5325 char temp[MAX_F_STRING];
5327 va_start(args, format);
5328 vsnprintf(temp, sizeof(temp), format, args);
5329 temp[sizeof(temp)-1] = 0;
5335 void SetContents(char * format, ...)
5339 undoBuffer.dontRecord++;
5341 DelCh(this.lines.first, 0, 0, this.lines.last, this.lineCount-1, ((EditLine)(this.lines.last)).count, true);
5344 char temp[MAX_F_STRING];
5346 va_start(args, format);
5347 vsnprintf(temp, sizeof(temp), format, args);
5348 temp[sizeof(temp)-1] = 0;
5355 undoBuffer.dontRecord--;
5365 x -= 1 + DelCh(line, y, x-1, line, y, x, true);
5368 else if(this.line.prev)
5370 EditLine line = this.line.prev;
5374 DelCh(line, this.y-1, x, this.line, this.y, this.x, true);
5382 this.selLine = this.line;
5387 SetViewToCursor(true);
5392 Emptyline(this.line,this.y);
5393 this.selX = this.x = 0;
5396 this.selLine = this.line;
5398 SetViewToCursor(true);
5408 SetViewToCursor(true);
5416 SetViewToCursor(true);
5420 bool GoToLineNum(int lineNum)
5425 EditLine line = this.lines.first;
5426 for(c = 0; c < lineNum && line; c++, line = line.next);
5436 SetViewToCursor(true);
5443 bool GoToPosition(EditLine line, int y, int x)
5455 for(line = this.lines.first, c = 0; c<y && line; c++, line = line.next);
5469 SetViewToCursor(true);
5476 void SetViewToCursor(bool setCaret)
5486 bool dontScroll = false;
5492 selected = selX != this.x || selY != y;
5499 checkLine = dropLine;
5505 checkLine = this.line;
5510 numLines = clientSize.h / space.h;
5512 // This is broken. The EditBox now doesn't do anything different when adding to it,
5513 // regardless of the previous scrolling position. It should be read and then set again
5514 // if one wishes to preserve it.
5515 /* // Don't scroll view to cursor if we're in a EES_NOCARET box
5516 if(style.noCaret && this.viewY < lineCount - numLines - 1)
5520 // Horizontal Adjustment
5521 if(!dontScroll && checkLine)
5525 dropX = AdjustXPosition(this.line, MAXINT, true, &x, checkX, 0);
5528 this.x = AdjustXPosition(this.line, MAXINT, true, &x, checkX, 0);
5534 if(x + space.w >= this.viewX + clientSize.w && clientSize.w >= space.w)
5535 viewX = x - clientSize.w+space.w;
5536 if(x < this.viewX + clientSize.w/2 - space.w)
5537 viewX = Max(0, x - clientSize.w/2 + space.w);
5545 // Vertical Adjustment
5546 if(viewY > checkY) viewY = checkY;
5547 if(viewY + numLines <= checkY)
5549 if(clientSize.h >= space.h)
5551 for(line = viewLine; line && (viewY + numLines <= checkY); line = line.next)
5561 for(;dropLine && dropLine.prev && dropY >= numLines;)
5563 dropLine = dropLine.prev;
5567 for(;this.line && this.line.prev && this.y >= numLines;)
5569 this.line = this.line.prev;
5574 SetScrollPosition(viewX, viewY * this.space.h);
5576 UpdateCaretPosition(setCaret);
5582 selLine = this.line;
5592 void CenterOnCursor()
5594 int numLines = clientSize.h / this.space.h;
5595 int y = this.y - numLines / 2;
5597 bool figureSyntax = false;
5598 EditLine oldViewLine = viewLine;
5599 if(y > this.lineCount - numLines) y = this.lineCount-numLines;
5604 for(;y < this.viewY; y++)
5606 this.viewLine = this.viewLine.prev;
5607 style.recomputeSyntax = true;
5609 for(;y > this.viewY; y--)
5611 this.viewLine = this.viewLine.next;
5612 figureSyntax = true;
5615 FigureStartSyntaxStates(oldViewLine, false);
5619 SetScrollPosition(this.viewX, viewY * this.space.h);
5620 UpdateCaretPosition(true);
5624 void SetCursorToView()
5635 numLines = clientSize.h / this.space.h;
5639 for(c=0, line = this.viewLine.next; line && c<numLines && (this.viewY < this.lineCount - numLines); line = line.next, c++);
5640 SetScrollPosition(this.viewX, (this.viewY + c) * this.space.h);
5644 EditLine oldLine = this.line;
5645 bool lastOne = false;
5646 EditLine oldViewLine = this.viewLine;
5647 bool figureSyntax = false;
5649 if(this.y >= this.lineCount-1) return;
5651 for(c=0, line = this.line.next; line && c<numLines; line = line.next, c++)
5653 if(this.viewY + numLines < this.lines.count)
5655 this.viewLine = this.viewLine.next;
5657 figureSyntax = true;
5659 else if(c && !lastOne)
5668 FigureStartSyntaxStates(oldViewLine, false);
5669 this.x = AdjustXPosition(line, caretX, true, null, MAXINT, 0);
5672 SetViewToCursor(false);
5681 if(this.y == 0) return;
5683 numLines = clientSize.h / this.space.h;
5687 for(c=0, line = this.viewLine.prev; line && c<numLines; line = line.prev, c++);
5688 SetScrollPosition(this.viewX, (this.viewY - c) * this.space.h);
5692 EditLine oldLine = this.line;
5694 for(c=0, line = this.line.prev; line && c<numLines; line = line.prev, c++)
5699 if(this.viewLine.prev)
5701 this.viewLine = this.viewLine.prev;
5703 style.recomputeSyntax = true;
5707 this.x = AdjustXPosition(line, caretX, true, null, MAXINT, 0);
5710 SetViewToCursor(false);
5717 if(this.viewLine.prev)
5720 // this.viewLine = this.viewLine.prev;
5723 SetScrollPosition(this.viewX, (this.viewY - 1) * this.space.h);
5730 if(this.viewLine.next)
5733 // this.viewLine = this.viewLine.next;
5736 SetScrollPosition(this.viewX, (this.viewY + 1) * this.space.h);
5743 EditLine l1, l2, line;
5744 int x1, x2, nx1, nx2;
5749 if(!this.selLine) return 0;
5750 if(this.selLine == this.line && this.selX == this.x) return 0;
5751 if(this.selY < this.y)
5758 else if(this.selY > this.y)
5765 else if(this.selX < this.x)
5767 l1 = l2 = this.line;
5773 l1 = l2 = this.line;
5777 nx1 = Min(x1,l1.count);
5778 nx2 = Min(x2,l2.count);
5780 // Find Number of Bytes Needed
5782 for(line = l1; line; line = line.next)
5784 if(line == l1) start = nx1; else start = 0;
5785 if(line == l2) end = nx2; else end = line.count;
5787 if(style.freeCaret && line == l2)
5790 count = Max(x2-Max(x1,l1.count),0);
5792 count = Max(x2-l2.count,0);
5796 if(line == l2) break;
5797 // Add Carriage Return / line Feed
5804 void GetSelPos(EditLine * l1, int *y1, int *x1, EditLine * l2, int * y2, int * x2, bool reorder)
5808 if(!reorder || this.selY < this.y)
5810 if(l1) *l1 = this.selLine;
5811 if(y1) *y1 = this.selY;
5812 if(x1) *x1 = this.selX;
5813 if(l2) *l2 = this.line;
5814 if(y2) *y2 = this.y;
5815 if(x2) *x2 = this.x;
5817 else if(this.selY > this.y)
5819 if(l1) *l1 = this.line;
5820 if(y1) *y1 = this.y;
5821 if(x1) *x1 = this.x;
5822 if(l2) *l2 = this.selLine;
5823 if(y2) *y2 = this.selY;
5824 if(x2) *x2 = this.selX;
5826 else if(this.selX < this.x)
5828 if(l1) *l1 = this.line;
5829 if(y1) *y1 = this.selY;
5830 if(x1) *x1 = this.selX;
5831 if(l2) *l2 = this.line;
5832 if(y2) *y2 = this.y;
5833 if(x2) *x2 = this.x;
5837 if(l1) *l1 = this.line;
5838 if(y1) *y1 = this.y;
5839 if(x1) *x1 = this.x;
5840 if(l2) *l2 = this.line;
5841 if(y2) *y2 = this.selY;
5842 if(x2) *x2 = this.selX;
5847 void SetSelPos(EditLine l1, int y1, int x1, EditLine l2, int y2, int x2)
5849 if(this && (this.selY != y1 || this.selX != x1 || this.y != y2 || this.x != x2))
5851 this.selLine = (EditLine)l1;
5854 this.line = (EditLine)l2;
5858 SetViewToCursor(true);
5862 int GetText(char * text, EditLine _l1, int _y1, int _x1, EditLine _l2, int _y2, int _x2, bool addCr, bool addSpaces)
5864 EditLine l1, l2, line;
5865 int x1, x2, nx1, nx2;
5896 nx1 = Min(x1,l1.count);
5897 nx2 = Min(x2,l2.count);
5900 for(line = l1; line; line = line.next)
5902 if(line == l1) start = nx1; else start = 0;
5903 if(line == l2) end = nx2; else end = line.count;
5906 CopyBytes(text, line.buffer + start, end - start);
5909 numChars += end-start;
5911 if(style.freeCaret && line == l2 && addSpaces)
5914 count = Max(x2-Max(x1,l1.count),0);
5916 count = Max(x2-l2.count,0);
5919 FillBytes(text,' ',count);
5925 if(line == l2) break;
5937 // '\0' terminate Terminate
5944 void GetSel(char * text, bool addCr)
5946 GetText(text, line, y, x, selLine, selY, selX, addCr, true);
5952 this.selLine = this.line;
5962 int size = SelSize();
5965 // Try to allocate memory
5966 ClipBoard clipBoard { };
5967 if(clipBoard.Allocate(size+1))
5969 GetSel(clipBoard.memory, true);
5982 ClipBoard clipBoard { };
5983 if(clipBoard.Load())
5984 PutS(clipBoard.memory);
5996 SetViewToCursor(true);
6002 void DeleteSelection()
6007 SetViewToCursor(true);
6013 void Save(File f, bool cr)
6016 savedAction = undoBuffer.curAction;
6018 for(line = this.lines.first; line; line = line.next)
6020 f.Write(line.buffer, line.count,1);
6023 if(cr) f.Putc('\r');
6029 #define BUFFER_SIZE 16384
6032 undoBuffer.dontRecord++;
6035 char buffer[BUFFER_SIZE];
6039 int count = f.Read(buffer, 1, BUFFER_SIZE-1);
6040 buffer[count] = '\0';
6046 undoBuffer.dontRecord--;
6047 undoBuffer.count = 0;
6048 undoBuffer.curAction = 0;
6049 itemEditUndo.disabled = undoBuffer.curAction == 0;
6050 itemEditRedo.disabled = undoBuffer.curAction == undoBuffer.count;
6053 EditBoxFindResult Find(char * text, bool matchWord, bool matchCase, bool isSearchDown)
6057 bool firstPass = true;
6058 EditBoxFindResult result = found;
6060 if(!this.line) return notFound;
6063 for(line = this.line;;)
6071 line = this.lines.first;
6077 line = this.lines.last;
6078 num = this.lineCount - 1;
6084 string = SearchString(line.buffer, firstPass ? Min(this.x,line.count) : 0,text,matchCase,matchWord);
6086 string = RSearchString(line.buffer,text,firstPass ? (Min(this.x,line.count)-1) : line.count,matchCase,matchWord);
6090 Select((void *)line,num,string - line.buffer,(void *)line,num,string - line.buffer + strlen(text));
6093 if(line == this.line && !firstPass) break;
6111 EditBoxFindResult FindInSelection(char * text, bool matchWord, bool matchCase, EditLine l2, int y2, int x2)
6115 int searchLen = strlen(text);
6116 for(line = (EditLine)this.line, y = this.y; y <= y2; line = line.next, y++)
6118 char * string = SearchString(line.buffer, (y == this.y) ? Min(this.x,line.count) : 0,text,matchCase,matchWord);
6119 if(string && (y < y2 || (string - line.buffer) + searchLen <= x2))
6121 Select((void *)line,y,string - line.buffer,(void *)line,y,string - line.buffer + strlen(text));
6128 bool OnKeyDown(Key key, unichar ch)
6131 //PrintLn("OnKeyDown: code = ", key.code, ", mods = ", key.modifiers, ", ch = ", (int)ch);
6133 if(!NotifyKeyDown(master, this, key, ch))
6143 this.mouseMove = false;
6144 OnLeftButtonUp(0,0,0);
6145 SetViewToCursor(true);
6155 public class EditBoxStream : File
6158 BufferLocation start, sel;
6165 EditBox editBox = this.editBox;
6167 editBox.x = start.x;
6168 editBox.y = start.y;
6169 editBox.line = start.line;
6171 editBox.selX = sel.x;
6172 editBox.selY = sel.y;
6173 editBox.selLine = sel.line;
6175 editBox.SetViewToCursor(true);
6176 //editBox.ComputeColumn();
6180 property EditBox editBox
6188 start.line = value.line;
6192 sel.line = value.selLine;
6195 value.GoToHome(true);
6198 get { return editBox; }
6201 uint Read(byte * buffer, uint size, uint count)
6204 EditBox editBox = this.editBox;
6205 EditLine line = editBox.line;
6211 for(;read < count && line; line = (*&line.next))
6213 int numBytes = Min(count - read, (*&line.count) - x);
6216 memcpy(buffer + read, (*&line.buffer) + x, numBytes);
6221 for(;read < count && x < (*&line.count);)
6223 buffer[read++] = (*&line.buffer)[x++];
6230 buffer[read++] = '\n';
6235 if(x == (*&line.count) && (*&line.next))
6244 editBox.line = editBox.selLine = line;
6245 editBox.x = editBox.selX = x;
6246 editBox.y = editBox.selY = y;
6251 bool Seek(int pos, FileSeekMode mode)
6254 EditBox editBox = this.editBox;
6255 EditLine line = editBox.line;
6257 if(mode == FileSeekMode::start)
6259 pos = pos - this.pos;
6269 for(;read < pos && line; line = (*&line.next))
6271 int numBytes = Min(pos - read, (*&line.count) - x);
6274 read += numBytes; x += numBytes;
6277 /*for(;read < pos && x < (*&line.count);)
6305 for(;read < pos && line; line = (*&line.prev))
6307 int numBytes = Min(pos - read, x);
6313 /*for(;read < pos && x > 0;)
6323 x = (*&(*&line.prev).count);
6339 editBox.line = editBox.selLine = line;
6340 editBox.x = editBox.selX = x;
6341 editBox.y = editBox.selY = y;
6346 bool Puts(char * string)
6348 EditBox editBox = this.editBox;
6349 BufferLocation start { editBox.line, editBox.y, editBox.x };
6353 editBox.AddS(string);
6355 pos.line = editBox.line;
6359 this.start.AdjustAdd(start, pos);
6360 sel.AdjustAdd(start, pos);
6365 // NOTE: BYTE, NOT UNICODE CHARACTER!
6368 EditBox editBox = this.editBox;
6369 BufferLocation start = { editBox.line, editBox.y, editBox.x };
6374 utf8Bytes[numBytes++] = ch;
6375 utf8Bytes[numBytes] = 0;
6376 if(UTF8Validate(utf8Bytes))
6378 editBox.AddCh(UTF8_GET_CHAR(utf8Bytes, numBytes));
6380 pos.line = editBox.line;
6383 this.start.AdjustAdd(start, pos);
6384 sel.AdjustAdd(start, pos);
6391 bool Getc(char * ch)
6393 return Read(ch, 1, 1) ? true : false;
6396 void DeleteBytes(uint count)
6398 EditBox editBox = this.editBox;
6401 BufferLocation pos { editBox.line, editBox.y, editBox.x };
6402 BufferLocation end = pos;
6407 for(;c < count && end.line && end.x < end.line.count;)
6412 if(c < count && end.line && end.line.next)
6414 end.line = end.line.next;
6423 start.AdjustDelete(pos, end);
6424 sel.AdjustDelete(pos, end);
6426 editBox.DelCh(pos.line, pos.y, pos.x, end.line, end.y, end.x, true);