source/text.h

   1 /* $Id: text.h,v 1.12 2002/11/13 21:58:44 tringali Exp $ */
   2
   3 #ifndef NEDIT_TEXT_H_INCLUDED
   4 #define NEDIT_TEXT_H_INCLUDED
   5
   6 #include <X11/Intrinsic.h>
   7 #include <X11/X.h>
   8 #include <X11/Xlib.h>
   9
  10 /* Resource strings */
  11 #define textNfont "font"
  12 #define textCFont "Font"
  13 #define textNrows "rows"
  14 #define textCRows "Rows"
  15 #define textNcolumns "columns"
  16 #define textCColumns "Columns"
  17 #define textNmarginWidth "marginWidth"
  18 #define textCMarginWidth "MarginWidth"
  19 #define textNmarginHeight "marginHeight"
  20 #define textCMarginHeight "MarginHeight"
  21 #define textNselectForeground "selectForeground"
  22 #define textCSelectForeground "SelectForeground"
  23 #define textNselectBackground "selectBackground"
  24 #define textCSelectBackground "SelectBackground"
  25 #define textNhighlightForeground "highlightForeground"
  26 #define textCHighlightForeground "HighlightForeground"
  27 #define textNhighlightBackground "highlightBackground"
  28 #define textCHighlightBackground "HighlightBackground"
  29 #define textNcursorForeground "cursorForeground"
  30 #define textCCursorForeground "CursorForeground"
  31 #define textNlineNumForeground "lineNumForeground"
  32 #define textCLineNumForeground "LineNumForeground"
  33 #define textNpendingDelete "pendingDelete"
  34 #define textCPendingDelete "PendingDelete"
  35 #define textNhScrollBar "hScrollBar"
  36 #define textCHScrollBar "HScrollBar"
  37 #define textNvScrollBar "vScrollBar"
  38 #define textCVScrollBar "VScrollBar"
  39 #define textNlineNumCols "lineNumCols"
  40 #define textCLineNumCols "LineNumCols"
  41 #define textNautoShowInsertPos "autoShowInsertPos"
  42 #define textCAutoShowInsertPos "AutoShowInsertPos"
  43 #define textNautoWrapPastedText "autoWrapPastedText"
  44 #define textCAutoWrapPastedText "AutoWrapPastedText"
  45 #define textNwordDelimiters "wordDelimiters"
  46 #define textCWordDelimiters "WordDelimiters"
  47 #define textNblinkRate "blinkRate"
  48 #define textCBlinkRate "BlinkRate"
  49 #define textNfocusCallback "focusCallback"
  50 #define textCFocusCallback "FocusCallback"
  51 #define textNlosingFocusCallback "losingFocusCallback"
  52 #define textCLosingFocusCallback "LosingFocusCallback"
  53 #define textNcursorMovementCallback "cursorMovementCallback"
  54 #define textCCursorMovementCallback "CursorMovementCallback"
  55 #define textNdragStartCallback "dragStartCallback"
  56 #define textCDragStartCallback "DragStartCallback"
  57 #define textNdragEndCallback "dragEndCallback"
  58 #define textCDragEndCallback "DragEndCallback"
  59 #define textNsmartIndentCallback "smartIndentCallback"
  60 #define textCSmartIndentCallback "SmartIndentCallback"
  61 #define textNautoWrap "autoWrap"
  62 #define textCAutoWrap "AutoWrap"
  63 #define textNcontinuousWrap "continuousWrap"
  64 #define textCContinuousWrap "ContinuousWrap"
  65 #define textNwrapMargin "wrapMargin"
  66 #define textCWrapMargin "WrapMargin"
  67 #define textNautoIndent "autoIndent"
  68 #define textCAutoIndent "AutoIndent"
  69 #define textNsmartIndent "smartIndent"
  70 #define textCSmartIndent "SmartIndent"
  71 #define textNoverstrike "overstrike"
  72 #define textCOverstrike "Overstrike"
  73 #define textNheavyCursor "heavyCursor"
  74 #define textCHeavyCursor "HeavyCursor"
  75 #define textNreadOnly "readOnly"
  76 #define textCReadOnly "ReadOnly"
  77 #define textNemulateTabs "emulateTabs"
  78 #define textCEmulateTabs "EmulateTabs"
  79 #define textNcursorVPadding "cursorVPadding"
  80 #define textCCursorVPadding "CursorVPadding"
  81 #define textNbacklightCharTypes "backlightCharTypes"
  82 #define textCBacklightCharTypes "BacklightCharTypes"
  83
  84 extern WidgetClass textWidgetClass;
  85
  86 struct _TextClassRec;
  87 struct _TextRec;
  88
  89 typedef struct _TextClassRec *TextWidgetClass;
  90 typedef struct _TextRec *TextWidget;
  91
  92 typedef struct {
  93     int startPos;
  94     int nCharsDeleted;
  95     int nCharsInserted;
  96     char *deletedText;
  97 } dragEndCBStruct;
  98
  99 enum smartIndentCallbackReasons {NEWLINE_INDENT_NEEDED, CHAR_TYPED};
 100 typedef struct {
 101     int reason;
 102     int pos;
 103     int indentRequest;
 104     char *charsTyped;
 105 } smartIndentCBStruct;
 106
 107 struct _textBuffer;
 108
 109 /* User callable routines */
 110 void TextSetBuffer(Widget w, struct _textBuffer *buffer);
 111 struct _textBuffer *TextGetBuffer(Widget w);
 112 int TextLineAndColToPos(Widget w, int lineNum, int column);
 113 int TextPosToLineAndCol(Widget w, int pos, int *lineNum, int *column);
 114 int TextPosToXY(Widget w, int pos, int *x, int *y);
 115 int TextGetCursorPos(Widget w);
 116 void TextSetCursorPos(Widget w, int pos);
 117 void TextGetScroll(Widget w, int *topLineNum, int *horizOffset);
 118 void TextSetScroll(Widget w, int topLineNum, int horizOffset);
 119 int TextGetMinFontWidth(Widget w, Boolean considerStyles);
 120 int TextGetMaxFontWidth(Widget w, Boolean considerStyles);
 121 void TextHandleXSelections(Widget w);
 122 void TextStopHandlingSelections(Widget w);
 123 void TextPasteClipboard(Widget w, Time time);
 124 void TextColPasteClipboard(Widget w, Time time);
 125 void TextCopyClipboard(Widget w, Time time);
 126 void TextCutClipboard(Widget w, Time time);
 127 int TextFirstVisibleLine(Widget w);
 128 int TextNumVisibleLines(Widget w);
 129 int TextVisibleWidth(Widget w);
 130 void TextInsertAtCursor(Widget w, char *chars, XEvent *event,
 131         int allowPendingDelete, int allowWrap);
 132 int TextFirstVisiblePos(Widget w);
 133 int TextLastVisiblePos(Widget w);
 134 char *TextGetWrapped(Widget w, int startPos, int endPos, int *length);
 135 XtActionsRec *TextGetActions(int *nActions);
 136 void ShowHidePointer(TextWidget w, Boolean hidePointer);
 137
 138 #ifdef VMS /* VMS linker doesn't like long names (>31 chars) */
 139 #define HandleAllPendingGraphicsExposeNoExposeEvents HandlePendingExpNoExpEvents
 140 #endif /* VMS */
 141
 142 void HandleAllPendingGraphicsExposeNoExposeEvents(TextWidget w, XEvent *event);
 143
 144 #endif /* NEDIT_TEXT_H_INCLUDED */