source/textP.h

   1 /* $Id: textP.h,v 1.12 2004/11/09 21:58:45 yooden Exp $ */
   2 /*******************************************************************************
   3 *                                                                              *
   4 * textP.h -- Nirvana Editor Text Editing Widget private include file           *
   5 *                                                                              *
   6 * Copyright 2003 The NEdit Developers                                          *
   7 *                                                                              *
   8 * This is free software; you can redistribute it and/or modify it under the    *
   9 * terms of the GNU General Public License as published by the Free Software    *
  10 * Foundation; either version 2 of the License, or (at your option) any later   *
  11 * version. In addition, you may distribute versions of this program linked to  *
  12 * Motif or Open Motif. See README for details.                                 *
  13 *                                                                              *
  14 * This software is distributed in the hope that it will be useful, but WITHOUT *
  15 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or        *
  16 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for    *
  17 * more details.                                                                *
  18 *                                                                              *
  19 * You should have received a copy of the GNU General Public License along with *
  20 * software; if not, write to the Free Software Foundation, Inc., 59 Temple     *
  21 * Place, Suite 330, Boston, MA  02111-1307 USA                                 *
  22 *                                                                              *
  23 * Nirvana Text Editor                                                          *
  24 * July 31, 2001                                                                *
  25 *                                                                              *
  26 *******************************************************************************/
  27
  28 #ifndef NEDIT_TEXTP_H_INCLUDED
  29 #define NEDIT_TEXTP_H_INCLUDED
  30
  31 #include "textBuf.h"
  32 #include "textDisp.h"
  33
  34 #include <X11/Intrinsic.h>
  35 #include <X11/Xlib.h>
  36 #include <X11/X.h>
  37 #include <Xm/XmP.h>
  38 #include <Xm/PrimitiveP.h>
  39 #include <X11/CoreP.h>
  40
  41 enum dragStates {NOT_CLICKED, PRIMARY_CLICKED, SECONDARY_CLICKED,
  42         CLICKED_IN_SELECTION,  PRIMARY_DRAG, PRIMARY_RECT_DRAG, SECONDARY_DRAG,
  43         SECONDARY_RECT_DRAG, PRIMARY_BLOCK_DRAG, DRAG_CANCELED, MOUSE_PAN};
  44 enum multiClickStates {NO_CLICKS, ONE_CLICK, TWO_CLICKS, THREE_CLICKS};
  45
  46 typedef struct _TextClassPart{
  47     int ignore;
  48 } TextClassPart;
  49
  50 typedef struct _TextClassRec{
  51     CoreClassPart  core_class;
  52     XmPrimitiveClassPart primitive_class;
  53     TextClassPart  text_class;
  54 } TextClassRec;
  55
  56 extern TextClassRec nTextClassRec;
  57
  58 typedef struct _TextPart {
  59     /* resources */
  60     Pixel selectFGPixel, selectBGPixel, highlightFGPixel, highlightBGPixel;
  61     Pixel cursorFGPixel, lineNumFGPixel, calltipFGPixel, calltipBGPixel;
  62     XFontStruct *fontStruct;
  63     Boolean pendingDelete;
  64     Boolean autoShowInsertPos;
  65     Boolean autoWrap;
  66     Boolean autoWrapPastedText;
  67     Boolean continuousWrap;
  68     Boolean autoIndent;
  69     Boolean smartIndent;
  70     Boolean overstrike;
  71     Boolean heavyCursor;
  72     Boolean readOnly;
  73     Boolean hidePointer;
  74     int rows, columns;
  75     int marginWidth, marginHeight;
  76     int cursorBlinkRate;
  77     int wrapMargin;
  78     int emulateTabs;
  79     int lineNumCols;
  80     char *delimiters;
  81     Cardinal cursorVPadding;
  82     Widget hScrollBar, vScrollBar;
  83     XtCallbackList focusInCB;
  84     XtCallbackList focusOutCB;
  85     XtCallbackList cursorCB;
  86     XtCallbackList dragStartCB;
  87     XtCallbackList dragEndCB;
  88     XtCallbackList smartIndentCB;
  89     /* private state */
  90     textDisp *textD;                    /* Pointer to display information */
  91     int anchor, rectAnchor;             /* Anchors for drag operations and
  92                                            rectangular drag operations */
  93     int dragState;                      /* Why is the mouse being dragged
  94                                            and what is being acquired */
  95     int multiClickState;                /* How long is this multi-click
  96                                            sequence so far */
  97     int btnDownX, btnDownY;             /* Mark the position of last btn down
  98                                            action for deciding when to begin
  99                                            paying attention to motion actions,
 100                                            and where to paste columns */
 101     Time lastBtnDown;                   /* Timestamp of last button down event
 102                                            for multi-click recognition */
 103     int mouseX, mouseY;                 /* Last known mouse position in drag
 104                                            operation (for autoscroll) */
 105     int selectionOwner;                 /* True if widget owns the selection */
 106     int motifDestOwner;                 /* " " owns the motif destination */
 107     int emTabsBeforeCursor;             /* If non-zero, number of consecutive
 108                                            emulated tabs just entered.  Saved
 109                                            so chars can be deleted as a unit */
 110     XtIntervalId autoScrollProcID;      /* id of Xt timer proc for autoscroll */
 111     XtIntervalId cursorBlinkProcID;     /* id of timer proc for cursor blink */
 112     textBuffer *dragOrigBuf;            /* backup buffer copy used during
 113                                            block dragging of selections */
 114     int dragXOffset, dragYOffset;       /* offsets between cursor location and
 115                                            actual insertion point in drag */
 116     int dragType;                       /* style of block drag operation */
 117     int dragInsertPos;                  /* location where text being block
 118                                            dragged was last inserted */
 119     int dragRectStart;                  /* rect. offset "" */
 120     int dragInserted;                   /* # of characters inserted at drag
 121                                            destination in last drag position */
 122     int dragDeleted;                    /* # of characters deleted "" */
 123     int dragSourceDeletePos;            /* location from which move source
 124                                            text was removed at start of drag */
 125     int dragSourceInserted;             /* # of chars. inserted when move
 126                                            source text was deleted */
 127     int dragSourceDeleted;              /* # of chars. deleted "" */
 128     int dragNLines;                     /* # of newlines in text being drag'd */
 129     XmString backlightCharTypes;        /* background class string to parse */
 130 } TextPart;
 131
 132 typedef struct _TextRec {
 133    CorePart        core;
 134    XmPrimitivePart primitive;
 135    TextPart        text;
 136 } TextRec;
 137
 138 #endif /* NEDIT_TEXTP_H_INCLUDED */