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;
2019 this.maxLine = null;
2021 for(line = lines.first; line; line = line.next)
2023 if(line.length > this.maxLength)
2025 this.maxLength = line.length;
2026 this.maxLine = line;
2033 if(this.selY != this.y)
2035 else if(this.selX != this.x) // commented out to erase caret: if(this.selX != this.x)
2039 void ComputeColumn()
2041 // Adjust new edit X position according to tabs
2042 int c, position = 0;
2045 for(c = 0; c<this.line.count && c<this.x && (ch = UTF8_GET_CHAR(this.line.buffer + c, nb)); c+= nb)
2047 // TODO: MIGHT WANT TO RETHINK WHAT COLUMN SHOULD BE REGARDING TABS
2049 position += this.tabSize - (position % this.tabSize);
2053 position += this.x - c;
2054 this.col = position;
2057 int DelCh(EditLine l1, int y1, int c1, EditLine l2, int y2, int c2, bool placeAfter)
2059 return _DelCh(l1, y1, c1, l2, y2, c2, placeAfter, null);
2062 bool HasCommentOrEscape(EditLine line)
2064 bool hadComment = strstr(line.buffer, "/*") || strstr(line.buffer, "*/");
2069 for(c = line.count-1; c >= 0; c--)
2071 char ch = line.buffer[c];
2077 else //if(ch != ' ' && ch != '\t')
2084 int _DelCh(EditLine l1, int y1, int c1, EditLine l2, int y2, int c2, bool placeAfter, int * addedSpacesPtr)
2086 EditLine line = l1, next;
2088 int oldCount1, oldCount2;
2089 int y, firstViewY, firstY, firstDropY, firstSelY;
2092 DelTextAction action = null;
2093 bool hadComment = false;
2097 hadComment = HasCommentOrEscape(line);
2099 if(y2 > y1 || c2 > c1)
2101 if(start < l1.count)
2103 while(!UTF8_IS_FIRST(l1.buffer[start]) && start)
2107 oldCount1 = l1.count;
2109 while(c1 < oldCount1)
2111 byte ch = buffer[c1];
2112 if(UTF8_IS_FIRST(ch)) break;
2116 oldCount2 = l2.count;
2118 while(c2 < oldCount2)
2120 byte ch = buffer[c2];
2121 if(UTF8_IS_FIRST(ch)) break;
2126 if(!undoBuffer.dontRecord && (y2 > y1 || c2 > c1))
2131 len = GetText(null, l1, y1, start, l2, y2, c2, false, false);
2132 string = new char[len];
2133 action = DelTextAction { y1 = y1, x1 = start, y2 = y2, x2 = c2, string = string, placeAfter = placeAfter };
2134 GetText(string, l1, y1, start, l2, y2, c2, false, false);
2138 //oldCount1 = l1.count;
2139 //oldCount2 = l2.count;
2142 BufferLocation before = { l1,y1,c1}, after = { l2,y2,c2 };
2143 NotifyCharsDeleted(master, this, &before, &after, this.pasteOperation);
2146 if(c2 > oldCount2) c2 = oldCount2;
2147 if(!(style.freeCaret))
2148 if(c1 > oldCount1) c1 = oldCount1;
2149 newLineCount = c1 + l2.count-c2;
2155 buffer = new char[line.size ? line.size : 1];
2157 buffer = new char[line.size];
2159 CopyBytes(buffer,l2.buffer,oldCount1 + 1/*line.count + 1*//*line.size*/);
2164 if(!line.AdjustBuffer(newLineCount))
2168 /*if(newLineCount > 4000 || newLineCount < 0)
2169 printf("Warning");*/
2171 line.count = newLineCount;
2173 memmove(l1.buffer+c1, buffer+c2,line.count-c1);
2178 action.addedSpaces = c1-oldCount1;
2180 if(action.addedSpaces > action.x1)
2186 if(addedSpacesPtr) *addedSpacesPtr = c1-oldCount1;
2187 FillBytes(l1.buffer+oldCount1,' ',c1-oldCount1);
2189 line.buffer[line.count] = '\0';
2196 this.dropX -= c2-c1;
2197 this.dropX = Max(this.dropX,0);
2199 this.x = Max(this.x,0);
2206 firstViewY = this.viewY;
2208 firstDropY = this.dropY;
2209 firstSelY = this.selY;
2210 for(line = l1;line;line = next, y++)
2218 if(line == this.viewLine)
2220 if(this.viewLine.next)
2222 this.viewLine = this.viewLine.next;
2224 style.recomputeSyntax = true;
2228 this.viewLine = this.viewLine.prev;
2230 style.recomputeSyntax = true;
2233 else if(y < firstViewY)
2235 if(line == this.line)
2239 this.line = this.line.next;
2240 this.x = this.line.count;
2245 this.line = this.line.prev;
2246 this.x = this.line.count;
2253 if(line == this.dropLine)
2255 if(this.dropLine.next)
2257 this.dropLine = this.dropLine.next;
2258 this.dropX = this.dropLine.count;
2262 this.dropLine = this.dropLine.prev;
2263 this.dropX = this.dropLine.count;
2267 else if(y < firstDropY)
2269 if(line == this.selLine)
2271 if(this.selLine.next)
2273 this.selLine = this.selLine.next;
2274 this.selX = this.selLine.count;
2278 this.selLine = this.selLine.prev;
2279 this.selX = this.selLine.count;
2283 else if(y < firstSelY)
2287 if(line == l2) break;
2291 if(style.autoSize) AutoSize();
2292 if(style.syntax && (hadComment || HasCommentOrEscape(this.line)))
2295 style.recomputeSyntax = true;
2300 bool DelSel(int * addedSpacesPtr)
2302 if(this.line != this.selLine || this.x != this.selX)
2304 if(this.selY < this.y)
2306 _DelCh(this.selLine, this.selY, this.selX, this.line, this.y, this.x, true, addedSpacesPtr);
2309 this.line = this.selLine;
2311 else if(this.selY > this.y)
2313 _DelCh(this.line, this.y, this.x, this.selLine, this.selY, this.selX, false, addedSpacesPtr);
2316 this.selLine = this.line;
2318 else if(this.selX < this.x)
2320 _DelCh(this.selLine, this.selY, this.selX, this.line, this.y, this.x, true, addedSpacesPtr);
2323 this.line = this.selLine;
2327 _DelCh(this.line, this.y, this.x, this.selLine, this.selY, this.selX, false, addedSpacesPtr);
2330 this.selLine = this.line;
2338 bool AddToLine(char * stringLine, int count, bool LFComing, int * addedSpacesPtr, int * addedTabsPtr)
2340 bool hadComment = false;
2341 // Add the line here
2342 EditLine line = this.line;
2344 // The purpose of this is solely to lock a max number of characters if no HSCROLLING is present
2345 if(!style.hScroll && created)
2347 int endX = (style.freeCaret) ? this.x : Min(this.x, line.count);
2352 // Lock if no place to display.
2355 else if(endX > this.x)
2356 max = Max(this.x, line.count);
2360 for(x = 0, c = 0; c < max+count; )
2365 if(c < Min(this.x, line.count))
2366 string = line.buffer + c;
2369 else if(c < endX + count)
2370 string = stringLine + c - endX;
2372 string = line.buffer + c - endX - count;
2376 w = (tabSize * space.w) - (x % (tabSize * space.w));
2380 numBytes = UTF8_NUM_BYTES(*string);
2381 FontExtent(display, this.font, string, numBytes, &w, null);
2385 if(x >= clientSize.w)
2390 c += numBytes; // - 1;
2396 int addedSpaces = 0;
2399 // Add blank spaces if EES_FREECARET
2400 if(this.x > line.count)
2410 for(c = 0; c<line.count; c++)
2412 if(this.line.buffer[c] == '\t')
2413 position += this.tabSize - (position % this.tabSize);
2417 wantedPosition = position + (this.x - line.count);
2419 // A tab is too much...
2420 if(position + (this.tabSize - (position % this.tabSize)) > wantedPosition)
2421 addedSpaces = wantedPosition - position;
2426 position += this.tabSize - (position % this.tabSize);
2427 // Add as many tabs as needed
2428 addedTabs += (wantedPosition - position) / this.tabSize;
2429 position += (addedTabs-1) * this.tabSize;
2430 // Finish off with spaces
2431 addedSpaces = wantedPosition - position;
2435 addedSpaces = this.x - line.count;
2438 this.x = Min(this.x, line.count);
2440 if(line.count + count + addedSpaces + addedTabs > this.maxLineSize)
2446 hadComment = HasCommentOrEscape(line);
2448 // Adjust the size of the line
2449 if(!line.AdjustBuffer(line.count+count+addedTabs+addedSpaces))
2453 BufferLocation before = { this.line, this.y, this.x }, after = { this.line, this.y, this.x };
2456 memmove(line.buffer+this.x+count, line.buffer+this.x,line.count-this.x);
2457 CopyBytes(line.buffer + this.x + addedTabs + addedSpaces, stringLine, count);
2460 *addedTabsPtr = addedTabs;
2461 FillBytes(line.buffer+line.count,'\t',addedTabs);
2463 if(addedTabs > 4000 || addedTabs < 0)
2466 line.count += addedTabs;
2472 FillBytes(line.buffer+line.count,' ',addedSpaces);
2474 if(addedSpaces > 4000 || addedSpaces < 0)
2477 line.count += addedSpaces;
2478 if(addedSpacesPtr) *addedSpacesPtr = addedSpaces;
2480 else if(addedSpacesPtr)
2481 *addedSpacesPtr = 0;
2483 if(count > 4000 || count < 0)
2486 line.count += count;
2487 this.x += count + addedTabs + addedSpaces;
2490 this.selLine = this.line;
2492 line.buffer[line.count] = '\0';
2494 ComputeLength(line);
2499 hasComment = HasCommentOrEscape(line);
2500 if(!undoBuffer.insideRedo)
2502 int backDontRecord = undoBuffer.dontRecord;
2503 undoBuffer.dontRecord = 0;
2504 NotifyCharsAdded(master, this, &before, &after, this.pasteOperation);
2505 if(style.autoSize) AutoSize();
2506 undoBuffer.dontRecord = backDontRecord;
2508 if(style.syntax && (hadComment || hasComment || line != this.line))
2510 style.recomputeSyntax = true;
2518 void Emptyline(EditLine line, int y)
2521 DelCh(line, y, 0, line.next, y+1, 0, true);
2523 DelCh(line, y, 0, line, y, line.count, true);
2526 void GoToEnd(bool deselect)
2530 this.line = this.lines.last;
2531 if(this.y != this.lineCount-1)
2533 else if (this.x != this.line.count)
2534 DirtyLine(this.lineCount-1);
2535 this.y = this.lineCount-1;
2536 this.x = this.line.count;
2543 void GoToHome(bool deselect)
2547 this.line = this.lines.first;
2550 else if (this.x !=0)
2551 DirtyLine(this.lineCount-1);
2560 // Returns true if it needs scrolling
2561 bool FindMouse(int px, int py, int * tx, int * ty, EditLine * tline, bool half)
2567 bool needHScroll = false;
2574 line = this.viewLine ? (void *)this.viewLine.prev : null;
2579 line = (void *)this.lines.first;
2584 py = Min(py, clientSize.h);
2586 py = Min(py, this.lineCount);
2588 for(c = 0, line = this.viewLine; (line != (void *)this.lines.last && c<py); line = line.next, c++)
2594 if( (px >= clientSize.w || px < clientSize.w/2) && this.viewX)
2597 px = Min(px,clientSize.w+this.space.w);
2601 *tx = AdjustXPosition(line, px + viewX, half, null, MAXINT, 0);
2604 if(tline) *tline = line;
2607 // Prevent divide by 0 from non valid this.font
2609 return (y < this.viewY) || needHScroll;
2611 return (y < this.viewY || y >= this.viewY + clientSize.h / this.space.h) || needHScroll;
2615 // Minimal Update Management Functions
2619 this.endY = clientSize.h-1;
2620 // ErrorLog("DirtyAll\n");
2623 void DirtyEnd(int y)
2625 if((y - this.viewY)*this.space.h < this.startY)
2626 this.startY = (y - this.viewY)*this.space.h+ YOFFSET;
2627 this.endY = clientSize.h-1;
2628 //ErrorLog("DirtyEnd %d\n", y);
2631 void DirtyLine(int y)
2635 if((y - this.viewY)*this.space.h < this.startY)
2636 this.startY = (y - this.viewY)*this.space.h + YOFFSET;
2637 if((y - this.viewY+1)*this.space.h > this.endY)
2638 this.endY = (y - this.viewY+1)*this.space.h-1 + YOFFSET;
2640 //ErrorLog("DirtyLine %d\n", y);
2647 if(style.recomputeSyntax)
2649 FigureStartSyntaxStates(lines.first, true);
2650 style.recomputeSyntax = false;
2653 if(this.startY > this.endY) return;
2654 if(this.startY <= 0 && this.endY >= clientSize.h-1)
2660 box.right = clientSize.w-1;
2661 box.top = this.startY;
2662 box.bottom = this.endY;
2665 this.startY = clientSize.h;
2669 bool IsMouseOnSelection()
2671 bool mouseOnSelection = false;
2674 int minY = Min(this.selY, this.y);
2675 int maxY = Max(this.selY, this.y);
2676 int minX = Min(this.selX, this.x);
2677 int maxX = Max(this.selX, this.x);
2679 FindMouse(this.mouseX - this.space.w / 2, this.mouseY, &x, &y, null, false);
2681 if(maxX != minX || maxY != minY)
2683 if(y > minY && y < maxY)
2684 mouseOnSelection = true;
2685 else if(y == minY && y == maxY)
2686 mouseOnSelection = (x < maxX && x >= minX);
2690 mouseOnSelection = (x >= this.selX);
2691 else if(y == this.y)
2692 mouseOnSelection = (x >= this.x);
2697 mouseOnSelection = (x < this.selX);
2698 else if(y == this.y)
2699 mouseOnSelection = (x < this.x);
2702 return mouseOnSelection;
2705 void UpdateCaretPosition(bool setCaret)
2709 if(mouseMove || (!overwrite && !style.noCaret))
2711 int max = this.mouseMove ? this.dropX : this.x;
2712 int y = this.mouseMove ? this.dropY : this.y;
2713 EditLine line = this.mouseMove ? this.dropLine : this.line;
2715 if(!(style.freeCaret))
2716 max = Min(max, line.count);
2718 if(FontExtent && display)
2720 for(c = 0; c < max; )
2729 for(len = 0; c < Min(max, line.count); c += numBytes)
2731 ch = line.buffer[c];
2732 numBytes = UTF8_NUM_BYTES(ch);
2734 if(ch == ' ' || ch == '\t')
2741 if(!len && ch == ' ')
2746 else if(!len && ch == '\t')
2748 w = (tabSize * space.w) - (x % (tabSize * space.w));
2752 FontExtent(display, this.font, line.buffer + start, len, &w, null);
2764 caretY = y * this.space.h;
2765 SetCaret(x + XOFFSET-2, y * space.h + YOFFSET, space.h);
2770 NotifyCaretMove(master, this, y + 1, x + 1);
2776 void SelectionEnables()
2778 if((x != selX || y != selY) && !selection)
2782 itemEditCut.disabled = false;
2783 itemEditDelete.disabled = false;
2785 itemEditCopy.disabled = false;
2787 this.selection = true;
2789 else if((x == selX && y == selY) && selection)
2791 itemEditCut.disabled = true;
2792 itemEditCopy.disabled = true;
2793 itemEditDelete.disabled = true;
2795 this.selection = false;
2799 void SetSelectCursor()
2801 if(!inactive || !style.noSelect)
2804 cursor = guiApp.GetCursor(arrow);
2805 else if(this.mouseSelect)
2806 cursor = guiApp.GetCursor(iBeam);
2809 if(IsMouseOnSelection())
2810 cursor = guiApp.GetCursor(arrow);
2812 cursor = guiApp.GetCursor(iBeam);
2817 int AdjustXPosition(EditLine line, int position, bool half, int * px, int max, int sc)
2820 int x = px ? *px : 0;
2827 if(c < Min(max, line.count))
2831 for(len = 0; c < Min(max, line.count); c += numBytes)
2833 ch = line.buffer[c];
2834 numBytes = UTF8_NUM_BYTES(ch);
2836 if(ch == ' ' || ch == '\t')
2843 if(!len && ch == ' ')
2848 else if(!len && ch == '\t')
2850 w = (tabSize * space.w) - (x % (tabSize * space.w));
2854 FontExtent(display, font, line.buffer + start, len, &w, null);
2858 if(style.freeCaret && c < max)
2867 if(x + (((half && len == 1) ? (w / 2) : w)) >= position)
2872 int a = start + len;
2875 while(a > 0 && !UTF8_IS_FIRST(line.buffer[--a]));
2879 FontExtent(display, font, line.buffer + start, a - start, &w, null);
2882 if(position > x + (half ? ((w + lastW) / 2) : lastW)) break;
2886 return Min(this.maxLineSize - 1, start + len);
2892 void SetCursorToViewX()
2894 bool selecting = this.x != selX || y != selY;
2896 // Horizontal Adjustment
2898 int c = AdjustXPosition(line, viewX, false, &x, MAXINT, 0);
2903 c = AdjustXPosition(line, viewX + clientSize.w - 1, false, &x, MAXINT, c);
2915 UpdateCaretPosition(false);
2921 void SetCursorToViewY()
2924 EditLine oldLine = this.line;
2926 bool selecting = this.x != this.selX || this.y != this.selY;
2928 numLines = clientSize.h / this.space.h;
2930 // Vertical Adjustment
2931 if(this.viewY > this.y)
2933 this.y = this.viewY;
2934 this.line = this.viewLine;
2937 if(this.viewY + numLines <= this.y)
2941 this.y = this.viewY-1;
2942 for(c = 0, line = this.viewLine; line && c<numLines; line = line.next, c++)
2949 if(this.line != oldLine)
2951 this.x = AdjustXPosition(this.line, caretX, true, null, MAXINT, 0);
2959 this.selLine = this.line;
2962 UpdateCaretPosition(false);
2969 bool SaveFile(char * fileName)
2971 File f = eFile_Open(fileName, FO_WRITE);
2975 eWindow_SetModified(false);
2976 eInstance_Delete(f);
2983 bool OnActivate(bool active, Window previous, bool * goOnWithActivation, bool direct)
2987 if(!style.multiLine)
2989 x = (active && this.active && !style.readOnly) ? line.count : 0;
2992 SetViewToCursor(true);
2997 if(!active && modified)
3000 if(!NotifyModified(master, this))
3003 *goOnWithActivation = false;
3010 if(timer) timer.Stop();
3012 mouseSelect = false;
3024 // todo: resize width based on largest on-screen-line extent...
3026 display.FontExtent(font, " ", 1, null, &sh);
3030 nh = lineCount * sh + 2;
3031 size.h = nh < minClientSize.h ? minClientSize.h : nh;
3042 int len = line ? strlen(line.text) : 0;
3043 GetDecorationsSize(&dw, &dh);
3044 display.FontExtent(font, " ", 1, null, &sh);
3045 if(len) display.FontExtent(font, line.text, len, &tw, null);
3047 if(nw < minClientSize.w) nw = minClientSize.w;
3049 if(nh < minClientSize.h) nh = minClientSize.h;
3055 bool OnResizing(int *w, int *h)
3061 *w = space.h * 80 / 14;
3065 void OnResize(int w, int h)
3068 if(!hasHorzScroll && !hasVertScroll && viewLine)
3069 SetViewToCursor(true);
3071 //if(!hasHorzScroll && !hasVertScroll && viewLine)
3073 SetViewToCursor(true);
3078 bool OnMiddleButtonDown(int x, int y, Modifiers mods)
3080 if(style.readOnly) return true;
3081 // We really shouldn't be pasting here, Unix middle button paste is for the selection (not the clipboard), good for the terminal
3082 // Middle button already serves as a dragger as well.
3087 bool OnRightButtonDown(int x, int y, Modifiers mods)
3089 this.rightButtonDown = true;
3094 bool OnRightButtonUp(int x, int y, Modifiers mods)
3097 if(!parent.inactive && rightButtonDown)
3100 Menu contextMenu { };
3102 MenuItem { contextMenu, $"Cut\tCtrl+X", t, NotifySelect = itemEditCut.NotifySelect, disabled = !selection || style.readOnly };
3103 MenuItem { contextMenu, $"Copy\tCtrl+C", c, NotifySelect = itemEditCopy.NotifySelect, disabled = !selection };
3104 MenuItem { contextMenu, $"Paste\tCtrl+V", p, NotifySelect = itemEditPaste.NotifySelect, disabled = style.readOnly };
3105 MenuItem { contextMenu, $"Delete\tDel", d, NotifySelect = itemEditDelete.NotifySelect, disabled = !selection || style.readOnly };
3106 MenuDivider { contextMenu };
3107 MenuItem { contextMenu, $"Select All\tCtrl+A", a, NotifySelect = itemEditSelectAll.NotifySelect };
3109 popup = PopupMenu { master = this, menu = contextMenu,
3111 nonClient = true, interim = false, parent = parent,
3112 position = { x + clientStart.x + parent.clientStart.x + position.x, y + cientStart.y + parent.sy + clientStart.y + position.y };
3114 position = { x + clientStart.x + absPosition.x - guiApp.desktop.position.x, y + clientStart.y + absPosition.y - guiApp.desktop.position.y }
3118 rightButtonDown = false;
3122 bool OnLeftButtonDown(int mx, int my, Modifiers mods)
3127 if(style.noSelect) return true;
3129 // Should we have a separate 'selectOnActivate' style?
3130 if(!mods.isActivate || (style.readOnly && style.multiLine))
3136 mouseX = mx - XOFFSET;
3139 FindMouse(mouseX, mouseY, &x, &y, &line, true);
3141 //PrintLn("OnLeftButtonDown: ", x, ", ", y);
3147 else if(IsMouseOnSelection() && !mods.isActivate)
3157 if(!mouseMove && !wordSelect && (!mods.isActivate || style.multiLine))
3159 if(mods.shift && !mods.isActivate)
3174 this.selLine = this.line;
3183 UpdateCaretPosition(true);
3187 bool OnLeftButtonUp(int x, int y, Modifiers mods)
3191 mouseSelect = false;
3202 FindMouse(mouseX, mouseY, &x, &y, &line, true);
3204 //PrintLn("MouseMove: ", x, ", ", y);
3210 mouseMove = IsMouseOnSelection();
3214 int size = SelSize();
3217 char * text = new char[size+1];
3221 GetSel(text, false);
3223 if(Max(selY, this.y) == dropY)
3227 if(this.dropX > this.selX)
3228 moveX = this.x - this.selX;
3232 if(this.dropX > this.x)
3233 moveX = this.selX - this.x;
3237 this.dropX -= moveX;
3238 this.selX = this.x = this.dropX;
3239 this.selY = this.y = this.dropY;
3240 this.selLine = this.line = this.dropLine;
3242 SetViewToCursor(true);
3247 byte * c = ((EditBox)this).multiLineContents, * c2;
3248 int l1 = c ? strlen(c) : 0, l2;
3251 c2 = ((EditBox)this).multiLineContents;
3252 l2 = c2 ? strlen(c2) : 0;
3253 if(l1 != l2 || (l1 && strcmp(c, c2)))
3283 FindMouse(mouseX, mouseY, &x, &y, &line, true);
3285 //PrintLn("Dropped: ", x, ", ", y);
3287 NotifyDropped(master, this, x, y);
3294 bool OnMouseMove(int mx, int my, Modifiers mods)
3300 if(mods != -1 && mods.isSideEffect)
3305 if(style.noSelect) return true;
3306 if(wordSelect) return true;
3307 mouseX = mx - XOFFSET;
3310 needScroll = FindMouse(this.mouseX, this.mouseY, &x, &y, &line, true);
3312 if(this.mouseMove || this.mouseSelect)
3321 ((style.hScroll) || (style.vScroll)))
3328 DirtyLine(this.dropY);
3331 DirtyLine(this.dropY);
3332 this.dropLine = line;
3333 SetViewToCursor(true);
3335 //PrintLn("MouseMove: ", "dropX = ", x, ", dropY = ", y);
3338 else if(this.mouseSelect)
3340 DirtyLine(this.selY);
3347 SetViewToCursor(true);
3350 //PrintLn("MouseSelect: ", "x = ", x, ", y = ", y);
3357 bool OnLeftDoubleClick(int mx, int my, Modifiers mods)
3362 //PrintLn("OnLeftDoubleClick: ", mx, ", ", my, ", mods = ", mods);
3366 if(style.noSelect) return true;
3367 FindMouse(mx, my, &x, &y, &line, false);
3368 if(!NotifyDoubleClick(master, this, line, mods))
3375 for(c = x; c >= 0; c--)
3378 while(c > 0 && !UTF8_IS_FIRST(line.buffer[c])) c--;
3379 ch = UTF8_GET_CHAR(line.buffer + c, numBytes);
3386 for(c = start; c<line.count; c += numBytes)
3388 unichar ch = UTF8_GET_CHAR(line.buffer + c, numBytes);
3389 if(!ch || !IS_ALUNDER(ch))
3399 this.line = this.selLine = line;
3400 this.wordSelect = (c != start);
3411 Menu fileMenu { menu, "File", F };
3412 saveDialog = fileDialog;
3413 MenuItem { fileMenu, $"Save\tCtrl+S", S, CtrlS, NotifySelect = MenuFileSave };
3414 MenuItem { fileMenu, $"Save As...", A, NotifySelect = MenuFileSaveAs };
3416 if(style.autoSize) AutoSize();
3424 FontExtent(display, font, " ", 1, (int *)&space.w, (int *)&space.h);
3425 FontExtent(display, font, "W", 1, (int *)&large.w, (int *)&large.h);
3427 space.w = Max(space.w, 1);
3428 large.w = Max(large.w, 1);
3429 space.h = Max(space.h, 1);
3430 large.h = Max(large.h, 1);
3434 for(line = lines.first; line; line = line.next)
3435 ComputeLength(line);
3440 SetViewToCursor(true);
3448 bool OnLoadGraphics()
3450 FontExtent = Display::FontExtent;
3453 // UpdateCaretPosition(true);
3457 void OnUnloadGraphics()
3462 bool OnKeyHit(Key key, unichar ch)
3464 bool shift = (key.shift) ? true : false;
3466 //PrintLn("OnKeyHit: code = ", key.code, ", mods = ", key.modifiers, ", ch = ", (int)ch);
3468 if(!ch && !key.alt && !key.ctrl)
3470 key.code = (SmartKey)key.code;
3473 switch(key.code) //(ch || key.alt || key.ctrl) ? key.code : (Key)(SmartKey)key.code)
3476 if(style.readOnly) break;
3477 if(style.stuckCaret) GoToEnd(true);
3478 if(!(style.freeCaret))
3480 this.x = Min(this.x, this.line.count);
3486 EditLine line = this.line;
3488 for(y = this.y; y>= 0; y--)
3490 c = (y == this.y) ? (this.x-1) : line.count-1;
3492 // Slow down when going on lines...
3493 if(y != this.y) break;
3497 //if(this.line.buffer[c] != '\t' && this.line.buffer[c] != ' ')
3498 if(IS_ALUNDER(line.buffer[c]))
3503 if(!IS_ALUNDER(line.buffer[c]))
3505 //if(this.line.buffer[c] == '\t' || this.line.buffer[c] == ' ')
3519 DelCh(line,y,c+1,this.line,this.y,this.x, true);
3520 this.x = this.selX = Min(c+1, line.count);
3521 this.y = this.selY = y;
3522 this.line = this.selLine = line;
3523 SetViewToCursor(true);
3534 if(style.readOnly) break;
3535 if(style.stuckCaret) break;
3544 if(this.line != this.selLine || this.x != this.selX)
3547 SetViewToCursor(true);
3553 if(this.x < this.line.count)
3557 for(i = this.x; i < this.line.count; i++)
3559 if(!IS_ALUNDER(this.line.buffer[i]))
3563 for(; i < this.line.count; i++)
3565 //Delete trailing whitespace
3566 if(IS_ALUNDER(this.line.buffer[i]))
3569 DelCh(this.line, this.y, this.x, this.line, this.y, i, false);
3570 SetViewToCursor(true);
3573 else if(this.line.next)
3575 DelCh(this.line, this.y, this.x, this.line.next, this.y+1, 0, false);
3576 SetViewToCursor(true);
3582 if(!(style.freeCaret))
3584 this.selX = this.x = Min(this.x, this.line.count);
3587 if(this.x < this.line.count)
3589 DelCh(this.line, this.y, this.x, this.line, this.y, this.x+1, false);
3591 else if(this.line.next)
3593 DelCh(this.line, this.y, this.x, this.line.next, this.y+1, 0, false);
3595 SetViewToCursor(true);
3604 if(!key.alt && !key.ctrl)
3608 bool stuffAfter = false;
3612 if(style.stuckCaret) GoToEnd(true);
3613 if(style.readOnly) break;
3614 if(!(style.multiLine)) break;
3616 for(c = 0; c<this.line.count && c<this.x; c++)
3618 if(this.line.buffer[c] == '\t')
3619 position += this.tabSize - (position % this.tabSize);
3620 else if(this.line.buffer[c] == ' ')
3628 if(this.x < this.line.count)
3631 //If last character is a { indent one tab
3632 if(this.line.buffer[this.x - 1] == '{')
3634 //Except if the next non space character is a }
3635 bool indent = false;
3637 for(i = this.x; i < this.line.size; i++)
3638 if(this.line.buffer[i] != ' ' && this.line.buffer[i] != '\t')
3640 if(this.line.buffer[i] != '}')
3645 position += this.tabSize;
3648 addString = new char[position + 2];
3649 addString[len++] = '\n';
3650 addString[len] = '\0';
3652 if(stuffAfter || !style.freeCaret)
3654 for(c = 0; c<position; )
3656 if(style.useTab && c + this.tabSize <= position)
3658 addString[len++] = '\t';
3663 addString[len++] = ' ';
3667 addString[len] = '\0';
3671 if(!stuffAfter && style.freeCaret)
3673 this.x = this.selX = position;
3677 SetViewToCursor(true);
3687 if(style.stuckCaret) break;
3688 if(!(style.freeCaret))
3690 this.x = Min(this.x, this.line.count);
3691 this.selX = Min(this.selX, this.selLine.count);
3694 if(!shift) SelDirty();
3697 bool foundAlpha = false;
3700 EditLine line, lastLine;
3703 for(line = this.line; (line && !found); line = line.prev, y--)
3708 if(this.x == 0 && line != this.line)
3717 if(line == this.line) start = this.x -1; else start = line.count-1;
3718 start = Min(start, line.count-1);
3720 for(c = start; c >= 0;)
3723 unichar ch = UTF8_GET_CHAR(line.buffer + c, numBytes);
3741 byte ch = line.buffer[c];
3742 if(UTF8_IS_FIRST(ch)) break;
3746 // No next word found,
3747 if(!found && ( this.x > 0 || (!line.count && this.x)))
3761 this.line = lastLine;
3772 byte * buffer = line.buffer;
3775 byte ch = buffer[x];
3776 if(UTF8_IS_FIRST(ch)) break;
3793 if(!shift) Deselect();
3794 SetViewToCursor(true);
3800 if(style.stuckCaret) break;
3801 if(!(style.freeCaret))
3803 this.x = Min(this.x, this.line.count);
3804 this.selX = Min(this.selX, this.selLine.count);
3807 if(!shift) SelDirty();
3808 if(!shift && (this.x != this.selX || this.y != this.selY));
3811 bool onAChar = false;
3812 if(this.selX != this.x || this.selY != this.y)
3814 if(this.x<this.line.count)
3815 if(this.line.buffer[this.x] != '\t' && this.line.buffer[this.x] !=' ')
3817 if(key.shift && onAChar &&
3818 ((this.y > this.selY)||((this.selY == this.y)&&(this.x >= this.selX))))
3820 bool foundAlpha = false;
3822 EditLine line, lastLine;
3824 int lastC, lastY, lastNumBytes;
3826 for(line = this.line; (line && !found); line = line.next, y++)
3828 int start = (line == this.line) ? this.x : 0;
3832 for(c = start; c < line.count && (ch = UTF8_GET_CHAR(line.buffer + c, numBytes)); c += numBytes)
3838 lastNumBytes = numBytes;
3848 if(!found && (c != this.x || line != this.line))
3861 this.x = lastC + lastNumBytes;
3863 this.line = lastLine;
3870 bool foundAlpha = false;
3875 for(line = this.line; (line && !found); line = line.next, y++)
3877 int start = (line == this.line) ? this.x : 0;
3881 for(c = start; c < line.count && (ch = UTF8_GET_CHAR(line.buffer + c, numBytes)); c += numBytes)
3897 // No next word found,
3898 if(!found && (c != this.x || line != this.line))
3902 this.x = line.count;
3914 if(x < line.count || (style.freeCaret && line.count < maxLineSize))
3918 byte * buffer = line.buffer;
3921 byte ch = buffer[x];
3922 if(UTF8_IS_FIRST(ch)) break;
3943 if(!shift) Deselect();
3944 SetViewToCursor(true);
3951 if(!style.vScroll || hasVertScroll) break;
3957 if(style.stuckCaret) break;
3959 if(!shift) SelDirty();
3969 this.x = AdjustXPosition(line, caretX, true, null, MAXINT, 0);
3973 if(!shift) Deselect();
3975 SetViewToCursor(false);
3978 if(caretY == this.y * space.h)
3984 if(!style.freeCaret)
3985 this.x = Min(this.x, line.count);
3995 int sx = 0, sy = this.y * space.h;
3996 char * text = line.text;
3997 int maxW = clientSize.w - sx;
3998 display.FontExtent(font, " ", 1, null, &th);
4002 int startPos = textPos;
4005 bool lineComplete = false;
4007 if(!style.wrap && caretY == MAXINT)
4010 //textPos = line.count;
4011 //lineComplete = true;
4014 for(; (style.freeCaret || textPos < line.count) && !lineComplete;)
4018 char * nextSpace = (textPos < line.count) ? strchr(text + textPos, ' ') : (text + textPos);
4021 len = (nextSpace - (text + textPos));
4023 len = line.count - textPos;
4025 if(textPos < line.count)
4027 display.FontExtent(font, text + textPos, len, &w, null);
4029 if(nextSpace) { w += space.w; len++; }
4031 if(style.wrap && x + width + w > maxW && x > 0)
4033 lineComplete = true;
4043 if((!style.freeCaret && textPos >= line.count) || (sy == caretY - th && caretX <= x + width + sx))
4047 while(this.x > 0 && x + sx > caretX && this.x > startPos)
4050 if(this.x > line.count)
4053 while(this.x > 0 && !UTF8_IS_FIRST(text[--this.x]));
4054 len = this.x - startPos;
4055 display.FontExtent(font, text + startPos, len, &x, null);
4059 if(!shift) Deselect();
4061 SetViewToCursor(false);
4065 if(sy == caretY - th || textPos >= line.count)
4067 if(textPos >= line.count)
4069 int c = textPos - 1;
4070 while(c > 0 && text[c] == ' ') c--;
4074 this.x = line.count;
4077 if(!shift) Deselect();
4079 SetViewToCursor(false);
4084 } while(textPos < line.count);
4087 if(!shift) Deselect();
4089 SetViewToCursor(false);
4098 int x = AdjustXPosition(this.line, this.line.prev, true, null, MAXINT, 0);
4099 if(!shift) SelDirty();
4100 this.line = this.line.prev;
4106 if(!shift) Deselect();
4110 SetViewToCursor(false);
4116 return style.multiLine ? false : true;
4120 if(!style.vScroll || hasVertScroll)
4127 if(style.stuckCaret) break;
4131 int sx = 0, sy = this.y * this.space.h;
4132 int maxW = clientSize.w - sx;
4133 char * text = line.buffer;
4135 if(!shift) SelDirty();
4141 if(AdjustXPosition(line, maxW, this.x, line.count, true, null, MAXINT, 0) <= line.count)
4151 this.x = AdjustXPosition(line, caretX, true, null, MAXINT, 0);
4154 if(!shift) Deselect();
4156 if(this.selX != this.x || this.selY != this.y)
4158 SetViewToCursor(false);
4161 while(!textPos || (style.freeCaret || textPos<line.count))
4163 int startPos = textPos;
4166 bool lineComplete = false;
4167 if(!style.wrap && sy <= caretY)
4169 textPos = line.count;
4170 lineComplete = true;
4172 for(; (style.freeCaret || textPos<line.count) && !lineComplete;)
4176 char * nextSpace = (textPos < line.count) ? strchr(text + textPos, ' ') : (text + textPos);
4179 len = (nextSpace - (text + textPos));
4181 len = line.count - textPos;
4183 if(textPos < line.count)
4185 display.FontExtent(font, text + textPos, len, &w, &th);
4187 if(nextSpace) { w += space.w; len++; }
4188 if(style.wrap && x + width + w > maxW && x > 0)
4190 lineComplete = true;
4200 if(sy > caretY && ((!style.freeCaret && textPos >= line.count) || caretX <= x + width + sx))
4204 while(this.x > 0 && x + sx > caretX && textPos > startPos)
4207 if(this.x > line.count)
4210 while(this.x > 0 && !UTF8_IS_FIRST(text[--this.x]));
4212 len = this.x - startPos;
4213 display.FontExtent(font, text + startPos, len, &x, null);
4216 if(!shift) Deselect();
4219 SetViewToCursor(false);
4225 this.x = line.count;
4228 if(!shift) Deselect();
4231 SetViewToCursor(false);
4234 else if(textPos >= line.count && line.next)
4240 sy = this.y * this.space.h;
4241 sx = 0; //textBlock.startX;
4247 sx = 0; //textBlock.startX;
4255 this.x = Min(this.x, line.count);
4256 //int x = AdjustXPosition(this.line, this.line.next, true, null, MAXINT, 0);
4258 if(!shift) Deselect();
4261 if(this.selX != this.x || this.selY != this.y)
4264 SetViewToCursor(false);
4271 int x = AdjustXPosition(this.line, this.line.next, true, null, MAXINT, 0);
4272 if(!shift) SelDirty();
4273 this.line = this.line.next;
4277 if(!shift) Deselect();
4280 if(this.selX != this.x || this.selY != this.y)
4288 return style.multiLine ? false : true;
4291 if(style.stuckCaret) break;
4292 if(!(style.freeCaret))
4293 this.selX = Min(this.selX, this.selLine.count);
4295 if(!shift) SelDirty();
4298 this.line = this.lines.first;
4299 if(this.y != 0 || this.x != 0)
4309 EditLine line = this.line;
4311 for(c=0; line.buffer[c]; c++)
4312 if(line.buffer[c] != ' ' && line.buffer[c] != '\t')
4314 if(shift && (c != 0 || this.x))
4323 if(shift && this.x != 0)
4329 if(!shift) Deselect();
4330 SetViewToCursor(true);
4336 if(style.stuckCaret) break;
4337 if(!style.freeCaret)
4338 this.selX = Min(this.selX, this.selLine.count);
4340 if(!shift) SelDirty();
4345 else if(this.x != this.line.count)
4347 this.x = this.line.count;
4352 if(!shift) Deselect();
4353 SetViewToCursor(true);
4358 if(style.tabKey && !key.ctrl)
4360 if(this.selY != this.y && style.tabSel)
4362 EditLine firstLine, lastLine;
4366 // Do multi line selection tabbing here
4367 if(this.selY < this.y)
4369 firstLine = this.selLine;
4370 lastLine = this.line;
4376 // Selecting going up
4377 firstLine = this.line;
4378 lastLine = this.selLine;
4385 for(line = firstLine; line; line = line.next, y++)
4387 if(line != lastLine || x)
4391 BufferLocation before = { line, y, 0 }, after = { line, y, 0 };
4393 for(c=0; c<line.count && lastC < this.tabSize; c++, lastC++)
4395 if(line.buffer[c] == '\t')
4400 else if(line.buffer[c] != ' ')
4405 NotifyCharsDeleted(master, this, &before, &after, this.pasteOperation);
4408 int len = GetText(null, line, y, 0, line, y, lastC, false, false);
4409 char * string = new char[len];
4410 DelTextAction action { y1 = y, x1 = 0, y2 = y, x2 = lastC, string = string, placeAfter = true };
4411 GetText(string, line, y, 0, line, y, lastC, false, false);
4414 memmove(line.buffer,line.buffer+lastC,line.size-lastC);
4415 if(!line.AdjustBuffer(line.count-lastC))
4418 if(style.autoSize) AutoSize();
4422 if(line == lastLine) break;
4427 for(line = firstLine; line; line = line.next, y++)
4431 if(line != lastLine || x)
4435 if(line.count + 1 <= this.maxLineSize)
4437 BufferLocation before = { line, y, 0 }, after = { line, y, 1 };
4439 if(!line.AdjustBuffer(line.count+1))
4442 NotifyCharsAdded(master, this, &before, &after, this.pasteOperation);
4443 if(style.autoSize) AutoSize();
4445 AddCharAction action { ch = '\t', x = 0, y = y };
4449 memmove(line.buffer+1,line.buffer,line.size-1);
4451 line.buffer[0] = '\t';
4456 if(line.count + this.tabSize <= this.maxLineSize)
4459 BufferLocation before = { line, y, 0 }, after = { line, y, this.tabSize };
4460 NotifyCharsAdded(master, this, &before, &after, this.pasteOperation);
4461 if(style.autoSize) AutoSize();
4463 if(!line.AdjustBuffer(line.count+this.tabSize))
4467 char * string = new char[this.tabSize + 1];
4468 memset(string, ' ', this.tabSize);
4469 string[this.tabSize] = '\0';
4470 Record(AddTextAction { string = string, x1 = 0, y1 = y, x2 = this.tabSize, y2 = y });
4473 memmove(line.buffer+this.tabSize,line.buffer,line.size-(this.tabSize));
4474 line.count+=this.tabSize;
4475 for(c=0; c<this.tabSize; c++)
4476 line.buffer[c] = ' ';
4482 if(line == lastLine) break;
4496 char * addString = new char[this.tabSize + 1];
4498 if(!(style.freeCaret))
4500 this.x = Min(this.x, this.line.count);
4504 start = Min(this.x, this.selX);
4505 for(c=start; ((c == start) || ((c) % this.tabSize)); c++)
4507 addString[len++] = ' ';
4515 SetViewToCursor(true);
4522 if(!(style.hScroll) || hasHorzScroll) break;
4523 if(this.viewX < this.maxLength)
4525 //this.viewX+=this.space.w*this.tabSize;
4527 SetScrollPosition((this.viewX + this.space.w*this.tabSize), this.viewY * this.space.h);
4534 if(!shift) Deselect();
4543 if(!(style.hScroll) || hasHorzScroll) break;
4546 //this.viewX-=this.space.w*this.tabSize;
4547 //this.viewX = Max(this.viewX,0);
4549 SetScrollPosition((this.viewX-this.space.w*this.tabSize), this.viewY * this.space.h);
4550 // SetCursorToView();
4557 if(!shift) Deselect();
4571 if(!(style.readOnly))
4577 this.overwrite ^= 1;
4578 UpdateCaretPosition(true);
4583 NotifyOvrToggle(master, this, this.overwrite);
4594 if(style.noSelect) break;
4597 //Save current view position
4598 int tempX = this.viewX;
4599 int tempY = this.viewY;
4603 this.selLine = this.lines.first;
4604 this.y = this.lineCount-1;
4605 this.line = this.lines.last;
4606 this.x = this.line.count;
4609 SetViewToCursor(true);
4611 //Restore previous view position
4612 SetScrollPosition(tempX, tempY * this.space.h);
4618 // TOCHECK: Was there any good reason why we weren't returning false here?
4619 return false; // break;
4624 if(!(style.readOnly))
4632 if(style.readOnly) break;
4638 if(style.readOnly) break;
4643 if(style.readOnly) break;
4647 if(style.readOnly) break;
4651 if(style.readOnly) break;
4652 if(key.shift && key.code == rightBracket)
4654 //Only indent back if you are exactly at one tab.
4656 bool whitespace = true;
4662 EditLine line = this.line;
4664 //Only remove one tab if there is nothing else on the line.
4665 for(i = 0; i < this.line.count; i++)
4667 if(this.line.buffer[i] != ' ' && this.line.buffer[i] != '\t')
4681 for(pos = line.count - 1; pos >= 0; pos--)
4683 char c = line.buffer[pos];
4687 indentwidth += this.tabSize;
4689 //Counting backwards, so when you find a character, indentation is reset
4699 //Place the } to get an undo:
4702 this.x = this.line.count;
4706 putsize = indentwidth;
4708 putsize = indentwidth / this.tabSize + indentwidth % this.tabSize;
4710 newline = new char[putsize+2];
4711 newline[putsize] = '}';
4712 newline[putsize+1] = '\0';
4716 for(; i < indentwidth / this.tabSize; i++)
4718 for(;i < putsize; i++)
4726 } else if(!key.ctrl && !key.alt && ch != 128 && ch >= 32)
4738 void OnHScroll(ScrollBarAction action, int position, Key key)
4741 //PrintLn("OnHScroll: ", action, ", pos = ", position, ", key = ", key);
4743 this.viewX = position;
4744 if(action != setRange)
4746 if(!this.mouseMove && style.cursorFollowsView)
4753 void OnVScroll(ScrollBarAction action, int position, Key key)
4755 int oldViewY = this.viewY;
4758 //PrintLn("OnVScroll: ", action, ", pos = ", position, ", key = ", key);
4760 position /= this.space.h;
4762 if(position < this.viewY)
4764 for(; position < this.viewY && this.viewLine.prev; this.viewLine = this.viewLine.prev, this.viewY--);
4765 style.recomputeSyntax = true;
4767 else if(position > this.viewY)
4769 EditLine oldViewLine = viewLine;
4770 for(; position > this.viewY && this.viewLine.next; this.viewLine = this.viewLine.next, this.viewY++);
4771 FigureStartSyntaxStates(oldViewLine, false);
4774 if(action != setRange)
4776 if(!this.mouseMove && style.cursorFollowsView && !SelSize()) SetCursorToViewY();
4779 if(this.x != this.selX || this.y != this.selY)
4783 Scroll(0, (this.viewY - oldViewY) * this.space.h);
4786 int numLines = clientSize.h / this.space.h;
4788 if(Abs(this.viewY - oldViewY) < numLines)
4791 if(this.viewY > oldViewY)
4793 for(y = oldViewY; y <this.viewY; y++)
4794 DirtyLine(y + numLines);
4798 for(y = this.viewY; y <oldViewY; y++)
4799 DirtyLine(y + numLines);
4804 // Fix dirt of stuff before first line...
4805 if(this.viewY - oldViewY > 0)
4807 Box box { 0,0, clientSize.w-1, YOFFSET-1 };
4814 bool _AddCh(unichar ch, int * addedSpacesPtr, int * addedTabsPtr)
4819 ReplaceTextAction replaceAction = null;
4820 AddCharAction addCharAction = null;
4821 int addedSpaces = 0, addedTabs = 0;
4823 if(ch == '\r') return true;
4824 if(style.stuckCaret /*|EES_READONLY)*/ )
4827 if(ch == '\n' && !(style.multiLine) && this.line) return false;
4829 if(!undoBuffer.dontRecord)
4831 if(selX != x || selY != y)
4836 int len = GetText(null, selLine, selY, selX, this.line, y, x, false, false);
4837 oldString = new char[len];
4838 UTF32toUTF8Len(&ch, 1, buffer, 4);
4839 newString = CopyString(buffer);
4840 GetText(oldString, selLine, selY, selX, this.line, y, x, false, false);
4842 replaceAction = ReplaceTextAction { newString = newString, oldString = oldString, placeAfter = false };
4843 if(selY < y || (selY == y && selX < x))
4845 replaceAction.x1 = selX;
4846 replaceAction.y1 = selY;
4847 replaceAction.x2 = x;
4848 replaceAction.y2 = y;
4852 replaceAction.x1 = x;
4853 replaceAction.y1 = y;
4854 replaceAction.x2 = selX;
4855 replaceAction.y2 = selY;
4857 Record(replaceAction);
4858 undoBuffer.dontRecord++;
4862 addCharAction = AddCharAction { y = y, x = x, ch = ch };
4863 Record(addCharAction);
4869 DelSel(&addedSpaces);
4870 if(this.lineCount+1 > this.maxLines)
4873 Emptyline(this.lines.first,0);
4877 if(!(style.vScroll))
4879 // Make sure it fits, but we need a default line is this.font is too big for window
4880 if(this.space.h * (this.lineCount+1) > clientSize.h && this.line)
4883 if((this.y >= 0) && this.y < this.viewY)
4888 line = EditLine { };
4891 lines.Insert(this.line, line);
4892 line.editBox = this;
4898 // If we're displacing the lines from a current line ...
4901 if(this.line.buffer)
4904 if(this.line.count < endX) endX = this.line.count;
4905 length = this.line.count - endX;
4908 if(!line.AdjustBuffer(length))
4912 if(this.line.buffer)
4914 CopyBytes(line.buffer,this.line.buffer+endX, length+1);
4916 if(endX > 4000 || endX < 0)
4919 this.line.count = endX;
4920 this.line.buffer[this.line.count] = '\0';
4921 this.line.AdjustBuffer(this.line.count);
4922 ComputeLength(this.line);
4926 BufferLocation before = { this.line, this.y, this.x }, after;
4931 line.count = length;
4934 if(length > 4000 || length < 0)
4937 ComputeLength(this.line);
4942 line.buffer[line.count] = '\0';
4945 after.line = this.line, after.y = this.y, after.x = this.x;
4947 NotifyCharsAdded(master, this, &before, &after, this.pasteOperation);
4948 if(style.autoSize) AutoSize();
4954 int count = UTF32toUTF8Len(&ch, 1, string, 5);
4955 DelSel(&addedSpaces);
4956 result = AddToLine(string, count, false, addedSpaces ? null : &addedSpaces, &addedTabs);
4957 if(addedSpacesPtr) *addedSpacesPtr = addedSpaces;
4958 if(addedTabsPtr) *addedTabsPtr = addedTabs;
4962 this.selLine = this.line;
4966 replaceAction.x3 = x;
4967 replaceAction.y3 = y;
4968 replaceAction.addedSpaces = addedSpaces;
4969 replaceAction.addedTabs = addedTabs;
4970 undoBuffer.dontRecord--;
4974 addCharAction.x -= addedTabs * (tabSize-1);
4975 addCharAction.addedSpaces = addedSpaces;
4976 addCharAction.addedTabs = addedTabs;
4983 /****************************************************************************
4985 ****************************************************************************/
4988 bool AddCh(unichar ch)
4990 return _AddCh(ch, null, null);
4995 this.modified = true;
4996 NotifyUpdate(master, this);
4997 modifiedDocument = true;
5000 void Delete(EditLine line1, int y1, int x1, EditLine line2, int y2, int x2)
5003 DelCh(line1, y1, x1, line2, y2, x2, false);
5004 SetViewToCursor(true);
5012 itemEditUndo.disabled = undoBuffer.curAction == 0;
5013 itemEditRedo.disabled = undoBuffer.curAction == undoBuffer.count;
5014 if(savedAction == undoBuffer.curAction)
5016 modifiedDocument = false;
5018 NotifyUnsetModified(master, this);
5025 itemEditUndo.disabled = undoBuffer.curAction == 0;
5026 itemEditRedo.disabled = undoBuffer.curAction == undoBuffer.count;
5027 if(savedAction == undoBuffer.curAction)
5029 modifiedDocument = false;
5031 NotifyUnsetModified(master, this);
5035 void Record(UndoAction action)
5037 if(!undoBuffer.dontRecord)
5039 undoBuffer.Record(action);
5040 itemEditUndo.disabled = undoBuffer.curAction == 0;
5041 itemEditRedo.disabled = undoBuffer.curAction == undoBuffer.count;
5048 this.lines.first, 0,0,
5049 this.lines.last, this.lines.count-1, strlen(((EditLine)this.lines.last).buffer));
5052 void Select(EditLine line1, int y1, int x1, EditLine line2, int y2, int x2)
5057 this.selLine = line1 ? (EditLine)line1 : this.lines.first;
5058 this.x = line2 ? x2 : ((EditLine)this.lines.last).count;
5059 this.y = line2 ? y2 : (this.lineCount-1);
5060 this.line = line2 ? (EditLine)line2 : this.lines.last;
5063 SetViewToCursor(true);
5067 // TODO: Fix this vs modifiedDocument window property
5068 void SetModified(bool flag)
5072 this.modified = false;
5073 if(flag && !NotifyModified(master, this))
5074 this.modified = true;
5079 bool AddS(char * string)
5086 int addedSpaces = 0, addedTabs = 0;
5087 AddTextAction action = null;
5088 ReplaceTextAction replaceAction = null;
5090 this.pasteOperation = true;
5092 if(style.stuckCaret /*|EES_READONLY)*/ )
5095 if(!undoBuffer.dontRecord)
5097 char * placeString = CopyString(string);
5098 if(!style.multiLine)
5102 for(i = 0; (ch = placeString[i]); i++)
5105 placeString[i] = '\0';
5106 placeString = renew placeString byte[i+1];
5111 if(selX != x || selY != y)
5115 int len = GetText(null, selLine, selY, selX, this.line, y, x, false, false);
5116 oldString = new char[len];
5117 newString = placeString;
5118 GetText(oldString, selLine, selY, selX, this.line, y, x, false, false);
5120 replaceAction = ReplaceTextAction { newString = newString, oldString = oldString, placeAfter = false };
5121 if(selY < y || (selY == y && selX < x))
5123 replaceAction.x1 = selX;
5124 replaceAction.y1 = selY;
5125 replaceAction.x2 = x;
5126 replaceAction.y2 = y;
5130 replaceAction.x1 = x;
5131 replaceAction.y1 = y;
5132 replaceAction.x2 = selX;
5133 replaceAction.y2 = selY;
5135 Record(replaceAction);
5139 if(string[0] == '\n')
5140 action = AddTextAction { y1 = y, x1 = Min(this.line.count, x), string = placeString };
5142 action = AddTextAction { y1 = y, x1 = x, string = placeString };
5150 undoBuffer.dontRecord++;
5151 DelSel(&addedSpaces);
5155 for(c = 0; string[c]; c++)
5157 if(string[c] == '\n' || string[c] == '\r')
5159 if(!AddToLine(line,count, true, addedSpaces ? null : &addedSpaces, addedTabs ? null : &addedTabs))
5164 if(string[c] == '\n')
5173 // Reset for next line
5177 if(string[c] == '\r' && *line == '\n')
5189 // Why was this here?
5192 // Add the line here
5194 if(!AddToLine(line,count,false, addedSpaces ? null : &addedSpaces, addedTabs ? null : &addedTabs))
5200 undoBuffer.dontRecord--;
5205 action.addedSpaces = addedSpaces;
5206 action.addedTabs = addedTabs;
5208 else if(replaceAction)
5210 replaceAction.y3 = y;
5211 replaceAction.x3 = x;
5212 replaceAction.addedSpaces = addedSpaces;
5213 replaceAction.addedTabs = addedTabs;
5216 UpdateCaretPosition(true);
5218 this.pasteOperation = false;
5231 DelCh(this.lines.first, 0, 0, this.lines.last, this.lineCount-1, ((EditLine)(this.lines.last)).count, true);
5232 SetViewToCursor(true);
5238 void PutCh(unichar ch)
5242 if((ch >= 32 /*&& ch <=126*/) || ch == '\n')
5243 //if((ch >= 32) || ch == '\n')
5245 int addedSpaces = 0, addedTabs = 0;
5246 ReplaceTextAction replaceAction = null;
5247 AddCharAction addCharAction = null;
5250 ch = (ch < 128) ? toupper(ch) : ch; // TODO: UNICODE TO UPPER
5252 if(this.overwrite && selX == x && selY == y && this.x < this.line.count)
5257 int len = GetText(null, line, y, x, line, y, x+1, false, false);
5258 oldString = new char[len];
5259 UTF32toUTF8Len(&ch, 1, buffer, 4);
5260 newString = CopyString(buffer);
5261 GetText(oldString, line, y, x, line, y, x+1, false, false);
5262 replaceAction = ReplaceTextAction { newString = newString, oldString = oldString, placeAfter = false };
5263 replaceAction.x1 = x;
5264 replaceAction.y1 = y;
5265 replaceAction.x2 = x+1;
5266 replaceAction.y2 = y;
5267 Record(replaceAction);
5269 undoBuffer.dontRecord++;
5270 DelCh(this.line, this.y, this.x, this.line, this.y, this.x+1, true);
5271 undoBuffer.dontRecord--;
5273 else if(!undoBuffer.dontRecord)
5275 if(selX != x || selY != y)
5280 int len = GetText(null, line, y, x, selLine, selY, selX, false, false);
5281 oldString = new char[len];
5282 UTF32toUTF8Len(&ch, 1, buffer, 4);
5283 newString = CopyString(buffer);
5284 GetText(oldString, line, y, x, selLine, selY, selX, false, false);
5285 replaceAction = ReplaceTextAction { newString = newString, oldString = oldString, placeAfter = true };
5286 if(selY < y || (selY == y && selX < x))
5288 replaceAction.x1 = selX;
5289 replaceAction.y1 = selY;
5290 replaceAction.x2 = x;
5291 replaceAction.y2 = y;
5295 replaceAction.x1 = x;
5296 replaceAction.y1 = y;
5297 replaceAction.x2 = selX;
5298 replaceAction.y2 = selY;
5300 Record(replaceAction);
5304 addCharAction = AddCharAction { y = y, x = x, ch = ch };
5305 Record(addCharAction);
5308 undoBuffer.dontRecord++;
5309 result = _AddCh(ch, &addedSpaces, &addedTabs);
5312 replaceAction.x3 = x;
5313 replaceAction.y3 = y;
5314 replaceAction.addedSpaces = addedSpaces;
5315 replaceAction.addedTabs = addedTabs;
5319 addCharAction.x -= addedTabs * (tabSize-1);
5320 addCharAction.addedSpaces = addedSpaces;
5321 addCharAction.addedTabs = addedTabs;
5323 undoBuffer.dontRecord--;
5327 if(result) SetViewToCursor(true);
5331 void PutS(char * string)
5336 SetViewToCursor(true);
5341 void Printf(char * format, ...)
5345 char temp[MAX_F_STRING];
5347 va_start(args, format);
5348 vsnprintf(temp, sizeof(temp), format, args);
5349 temp[sizeof(temp)-1] = 0;
5355 void SetContents(char * format, ...)
5359 undoBuffer.dontRecord++;
5361 DelCh(this.lines.first, 0, 0, this.lines.last, this.lineCount-1, ((EditLine)(this.lines.last)).count, true);
5364 char temp[MAX_F_STRING];
5366 va_start(args, format);
5367 vsnprintf(temp, sizeof(temp), format, args);
5368 temp[sizeof(temp)-1] = 0;
5375 undoBuffer.dontRecord--;
5385 x -= 1 + DelCh(line, y, x-1, line, y, x, true);
5388 else if(this.line.prev)
5390 EditLine line = this.line.prev;
5394 DelCh(line, this.y-1, x, this.line, this.y, this.x, true);
5402 this.selLine = this.line;
5407 SetViewToCursor(true);
5412 Emptyline(this.line,this.y);
5413 this.selX = this.x = 0;
5416 this.selLine = this.line;
5418 SetViewToCursor(true);
5428 SetViewToCursor(true);
5436 SetViewToCursor(true);
5440 bool GoToLineNum(int lineNum)
5445 EditLine line = this.lines.first;
5446 for(c = 0; c < lineNum && line; c++, line = line.next);
5456 SetViewToCursor(true);
5463 bool GoToPosition(EditLine line, int y, int x)
5475 for(line = this.lines.first, c = 0; c<y && line; c++, line = line.next);
5489 SetViewToCursor(true);
5496 void SetViewToCursor(bool setCaret)
5506 bool dontScroll = false;
5512 selected = selX != this.x || selY != y;
5519 checkLine = dropLine;
5525 checkLine = this.line;
5530 numLines = clientSize.h / space.h;
5532 // This is broken. The EditBox now doesn't do anything different when adding to it,
5533 // regardless of the previous scrolling position. It should be read and then set again
5534 // if one wishes to preserve it.
5535 /* // Don't scroll view to cursor if we're in a EES_NOCARET box
5536 if(style.noCaret && this.viewY < lineCount - numLines - 1)
5540 // Horizontal Adjustment
5541 if(!dontScroll && checkLine)
5545 dropX = AdjustXPosition(this.line, MAXINT, true, &x, checkX, 0);
5548 this.x = AdjustXPosition(this.line, MAXINT, true, &x, checkX, 0);
5554 if(x + space.w >= this.viewX + clientSize.w && clientSize.w >= space.w)
5555 viewX = x - clientSize.w+space.w;
5556 if(x < this.viewX + clientSize.w/2 - space.w)
5557 viewX = Max(0, x - clientSize.w/2 + space.w);
5565 // Vertical Adjustment
5566 if(viewY > checkY) viewY = checkY;
5567 if(viewY + numLines <= checkY)
5569 if(clientSize.h >= space.h)
5571 for(line = viewLine; line && (viewY + numLines <= checkY); line = line.next)
5581 for(;dropLine && dropLine.prev && dropY >= numLines;)
5583 dropLine = dropLine.prev;
5587 for(;this.line && this.line.prev && this.y >= numLines;)
5589 this.line = this.line.prev;
5594 SetScrollPosition(viewX, viewY * this.space.h);
5596 UpdateCaretPosition(setCaret);
5602 selLine = this.line;
5612 void CenterOnCursor()
5614 int numLines = clientSize.h / this.space.h;
5615 int y = this.y - numLines / 2;
5617 bool figureSyntax = false;
5618 EditLine oldViewLine = viewLine;
5619 if(y > this.lineCount - numLines) y = this.lineCount-numLines;
5624 for(;y < this.viewY; y++)
5626 this.viewLine = this.viewLine.prev;
5627 style.recomputeSyntax = true;
5629 for(;y > this.viewY; y--)
5631 this.viewLine = this.viewLine.next;
5632 figureSyntax = true;
5635 FigureStartSyntaxStates(oldViewLine, false);
5639 SetScrollPosition(this.viewX, viewY * this.space.h);
5640 UpdateCaretPosition(true);
5644 void SetCursorToView()
5655 numLines = clientSize.h / this.space.h;
5659 for(c=0, line = this.viewLine.next; line && c<numLines && (this.viewY < this.lineCount - numLines); line = line.next, c++);
5660 SetScrollPosition(this.viewX, (this.viewY + c) * this.space.h);
5664 EditLine oldLine = this.line;
5665 bool lastOne = false;
5666 EditLine oldViewLine = this.viewLine;
5667 bool figureSyntax = false;
5669 if(this.y >= this.lineCount-1) return;
5671 for(c=0, line = this.line.next; line && c<numLines; line = line.next, c++)
5673 if(this.viewY + numLines < this.lines.count)
5675 this.viewLine = this.viewLine.next;
5677 figureSyntax = true;
5679 else if(c && !lastOne)
5688 FigureStartSyntaxStates(oldViewLine, false);
5689 this.x = AdjustXPosition(line, caretX, true, null, MAXINT, 0);
5692 SetViewToCursor(false);
5701 if(this.y == 0) return;
5703 numLines = clientSize.h / this.space.h;
5707 for(c=0, line = this.viewLine.prev; line && c<numLines; line = line.prev, c++);
5708 SetScrollPosition(this.viewX, (this.viewY - c) * this.space.h);
5712 EditLine oldLine = this.line;
5714 for(c=0, line = this.line.prev; line && c<numLines; line = line.prev, c++)
5719 if(this.viewLine.prev)
5721 this.viewLine = this.viewLine.prev;
5723 style.recomputeSyntax = true;
5727 this.x = AdjustXPosition(line, caretX, true, null, MAXINT, 0);
5730 SetViewToCursor(false);
5737 if(this.viewLine.prev)
5740 // this.viewLine = this.viewLine.prev;
5743 SetScrollPosition(this.viewX, (this.viewY - 1) * this.space.h);
5750 if(this.viewLine.next)
5753 // this.viewLine = this.viewLine.next;
5756 SetScrollPosition(this.viewX, (this.viewY + 1) * this.space.h);
5763 EditLine l1, l2, line;
5764 int x1, x2, nx1, nx2;
5769 if(!this.selLine) return 0;
5770 if(this.selLine == this.line && this.selX == this.x) return 0;
5771 if(this.selY < this.y)
5778 else if(this.selY > this.y)
5785 else if(this.selX < this.x)
5787 l1 = l2 = this.line;
5793 l1 = l2 = this.line;
5797 nx1 = Min(x1,l1.count);
5798 nx2 = Min(x2,l2.count);
5800 // Find Number of Bytes Needed
5802 for(line = l1; line; line = line.next)
5804 if(line == l1) start = nx1; else start = 0;
5805 if(line == l2) end = nx2; else end = line.count;
5807 if(style.freeCaret && line == l2)
5810 count = Max(x2-Max(x1,l1.count),0);
5812 count = Max(x2-l2.count,0);
5816 if(line == l2) break;
5817 // Add Carriage Return / line Feed
5824 void GetSelPos(EditLine * l1, int *y1, int *x1, EditLine * l2, int * y2, int * x2, bool reorder)
5828 if(!reorder || this.selY < this.y)
5830 if(l1) *l1 = this.selLine;
5831 if(y1) *y1 = this.selY;
5832 if(x1) *x1 = this.selX;
5833 if(l2) *l2 = this.line;
5834 if(y2) *y2 = this.y;
5835 if(x2) *x2 = this.x;
5837 else if(this.selY > this.y)
5839 if(l1) *l1 = this.line;
5840 if(y1) *y1 = this.y;
5841 if(x1) *x1 = this.x;
5842 if(l2) *l2 = this.selLine;
5843 if(y2) *y2 = this.selY;
5844 if(x2) *x2 = this.selX;
5846 else if(this.selX < this.x)
5848 if(l1) *l1 = this.line;
5849 if(y1) *y1 = this.selY;
5850 if(x1) *x1 = this.selX;
5851 if(l2) *l2 = this.line;
5852 if(y2) *y2 = this.y;
5853 if(x2) *x2 = this.x;
5857 if(l1) *l1 = this.line;
5858 if(y1) *y1 = this.y;
5859 if(x1) *x1 = this.x;
5860 if(l2) *l2 = this.line;
5861 if(y2) *y2 = this.selY;
5862 if(x2) *x2 = this.selX;
5867 void SetSelPos(EditLine l1, int y1, int x1, EditLine l2, int y2, int x2)
5869 if(this && (this.selY != y1 || this.selX != x1 || this.y != y2 || this.x != x2))
5871 this.selLine = (EditLine)l1;
5874 this.line = (EditLine)l2;
5878 SetViewToCursor(true);
5882 int GetText(char * text, EditLine _l1, int _y1, int _x1, EditLine _l2, int _y2, int _x2, bool addCr, bool addSpaces)
5884 EditLine l1, l2, line;
5885 int x1, x2, nx1, nx2;
5916 nx1 = Min(x1,l1.count);
5917 nx2 = Min(x2,l2.count);
5920 for(line = l1; line; line = line.next)
5922 if(line == l1) start = nx1; else start = 0;
5923 if(line == l2) end = nx2; else end = line.count;
5926 CopyBytes(text, line.buffer + start, end - start);
5929 numChars += end-start;
5931 if(style.freeCaret && line == l2 && addSpaces)
5934 count = Max(x2-Max(x1,l1.count),0);
5936 count = Max(x2-l2.count,0);
5939 FillBytes(text,' ',count);
5945 if(line == l2) break;
5957 // '\0' terminate Terminate
5964 void GetSel(char * text, bool addCr)
5966 GetText(text, line, y, x, selLine, selY, selX, addCr, true);
5972 this.selLine = this.line;
5982 int size = SelSize();
5985 // Try to allocate memory
5986 ClipBoard clipBoard { };
5987 if(clipBoard.Allocate(size+1))
5989 GetSel(clipBoard.memory, true);
6002 ClipBoard clipBoard { };
6003 if(clipBoard.Load())
6004 PutS(clipBoard.memory);
6016 SetViewToCursor(true);
6022 void DeleteSelection()
6027 SetViewToCursor(true);
6033 void Save(File f, bool cr)
6036 savedAction = undoBuffer.curAction;
6038 for(line = this.lines.first; line; line = line.next)
6040 f.Write(line.buffer, line.count,1);
6043 if(cr) f.Putc('\r');
6049 #define BUFFER_SIZE 16384
6052 undoBuffer.dontRecord++;
6055 char buffer[BUFFER_SIZE];
6059 int count = f.Read(buffer, 1, BUFFER_SIZE-1);
6060 buffer[count] = '\0';
6066 undoBuffer.dontRecord--;
6067 undoBuffer.count = 0;
6068 undoBuffer.curAction = 0;
6069 itemEditUndo.disabled = undoBuffer.curAction == 0;
6070 itemEditRedo.disabled = undoBuffer.curAction == undoBuffer.count;
6073 EditBoxFindResult Find(char * text, bool matchWord, bool matchCase, bool isSearchDown)
6077 bool firstPass = true;
6078 EditBoxFindResult result = found;
6080 if(!this.line) return notFound;
6083 for(line = this.line;;)
6091 line = this.lines.first;
6097 line = this.lines.last;
6098 num = this.lineCount - 1;
6104 string = SearchString(line.buffer, firstPass ? Min(this.x,line.count) : 0,text,matchCase,matchWord);
6106 string = RSearchString(line.buffer,text,firstPass ? (Min(this.x,line.count)-1) : line.count,matchCase,matchWord);
6110 Select((void *)line,num,string - line.buffer,(void *)line,num,string - line.buffer + strlen(text));
6113 if(line == this.line && !firstPass) break;
6131 EditBoxFindResult FindInSelection(char * text, bool matchWord, bool matchCase, EditLine l2, int y2, int x2)
6135 int searchLen = strlen(text);
6136 for(line = (EditLine)this.line, y = this.y; y <= y2; line = line.next, y++)
6138 char * string = SearchString(line.buffer, (y == this.y) ? Min(this.x,line.count) : 0,text,matchCase,matchWord);
6139 if(string && (y < y2 || (string - line.buffer) + searchLen <= x2))
6141 Select((void *)line,y,string - line.buffer,(void *)line,y,string - line.buffer + strlen(text));
6148 bool OnKeyDown(Key key, unichar ch)
6151 //PrintLn("OnKeyDown: code = ", key.code, ", mods = ", key.modifiers, ", ch = ", (int)ch);
6153 if(!NotifyKeyDown(master, this, key, ch))
6163 this.mouseMove = false;
6164 OnLeftButtonUp(0,0,0);
6165 SetViewToCursor(true);
6175 public class EditBoxStream : File
6178 BufferLocation start, sel;
6185 EditBox editBox = this.editBox;
6187 editBox.x = start.x;
6188 editBox.y = start.y;
6189 editBox.line = start.line;
6191 editBox.selX = sel.x;
6192 editBox.selY = sel.y;
6193 editBox.selLine = sel.line;
6195 editBox.SetViewToCursor(true);
6196 //editBox.ComputeColumn();
6200 property EditBox editBox
6208 start.line = value.line;
6212 sel.line = value.selLine;
6215 value.GoToHome(true);
6218 get { return editBox; }
6221 uint Read(byte * buffer, uint size, uint count)
6224 EditBox editBox = this.editBox;
6225 EditLine line = editBox.line;
6231 for(;read < count && line; line = (*&line.next))
6233 int numBytes = Min(count - read, (*&line.count) - x);
6236 memcpy(buffer + read, (*&line.buffer) + x, numBytes);
6241 for(;read < count && x < (*&line.count);)
6243 buffer[read++] = (*&line.buffer)[x++];
6250 buffer[read++] = '\n';
6255 if(x == (*&line.count) && (*&line.next))
6264 editBox.line = editBox.selLine = line;
6265 editBox.x = editBox.selX = x;
6266 editBox.y = editBox.selY = y;
6271 bool Seek(int pos, FileSeekMode mode)
6274 EditBox editBox = this.editBox;
6275 EditLine line = editBox.line;
6277 if(mode == FileSeekMode::start)
6279 pos = pos - this.pos;
6289 for(;read < pos && line; line = (*&line.next))
6291 int numBytes = Min(pos - read, (*&line.count) - x);
6294 read += numBytes; x += numBytes;
6297 /*for(;read < pos && x < (*&line.count);)
6325 for(;read < pos && line; line = (*&line.prev))
6327 int numBytes = Min(pos - read, x);
6333 /*for(;read < pos && x > 0;)
6343 x = (*&(*&line.prev).count);
6359 editBox.line = editBox.selLine = line;
6360 editBox.x = editBox.selX = x;
6361 editBox.y = editBox.selY = y;
6366 bool Puts(char * string)
6368 EditBox editBox = this.editBox;
6369 BufferLocation start { editBox.line, editBox.y, editBox.x };
6373 editBox.AddS(string);
6375 pos.line = editBox.line;
6379 this.start.AdjustAdd(start, pos);
6380 sel.AdjustAdd(start, pos);
6385 // NOTE: BYTE, NOT UNICODE CHARACTER!
6388 EditBox editBox = this.editBox;
6389 BufferLocation start = { editBox.line, editBox.y, editBox.x };
6394 utf8Bytes[numBytes++] = ch;
6395 utf8Bytes[numBytes] = 0;
6396 if(UTF8Validate(utf8Bytes))
6398 editBox.AddCh(UTF8_GET_CHAR(utf8Bytes, numBytes));
6400 pos.line = editBox.line;
6403 this.start.AdjustAdd(start, pos);
6404 sel.AdjustAdd(start, pos);
6411 bool Getc(char * ch)
6413 return Read(ch, 1, 1) ? true : false;
6416 void DeleteBytes(uint count)
6418 EditBox editBox = this.editBox;
6421 BufferLocation pos { editBox.line, editBox.y, editBox.x };
6422 BufferLocation end = pos;
6427 for(;c < count && end.line && end.x < end.line.count;)
6432 if(c < count && end.line && end.line.next)
6434 end.line = end.line.next;
6443 start.AdjustDelete(pos, end);
6444 sel.AdjustDelete(pos, end);
6446 editBox.DelCh(pos.line, pos.y, pos.x, end.line, end.y, end.x, true);