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-rw-r--r--generic/tkText.h56
1 files changed, 29 insertions, 27 deletions
diff --git a/generic/tkText.h b/generic/tkText.h
index 7e1f666..77ff926 100644
--- a/generic/tkText.h
+++ b/generic/tkText.h
@@ -10,7 +10,7 @@
* See the file "license.terms" for information on usage and redistribution
* of this file, and for a DISCLAIMER OF ALL WARRANTIES.
*
- * RCS: @(#) $Id: tkText.h,v 1.13.2.1 2006/10/17 05:38:48 dgp Exp $
+ * RCS: @(#) $Id: tkText.h,v 1.13.2.2 2009/10/22 22:10:08 dkf Exp $
*/
#ifndef _TKTEXT
@@ -464,6 +464,19 @@ typedef enum {
} TkTextEditMode;
/*
+ * Enumeration defining the ways in which a text widget may be modified (for
+ * undo/redo handling).
+ */
+
+typedef enum {
+ TK_TEXT_DIRTY_NORMAL, /* Normal behavior. */
+ TK_TEXT_DIRTY_UNDO, /* Reverting a compound action. */
+ TK_TEXT_DIRTY_REDO, /* Reapplying a compound action. */
+ TK_TEXT_DIRTY_FIXED /* Forced to be dirty; can't be undone/redone
+ * by normal activity. */
+} TkTextDirtyMode;
+
+/*
* A data structure of the following type is kept for each text widget that
* currently exists for this process:
*/
@@ -639,36 +652,25 @@ typedef struct TkText {
* definitions. */
/*
- * Information related to the undo/redo functonality
+ * Information related to the undo/redo funcitonality
*/
- TkUndoRedoStack * undoStack; /* The undo/redo stack */
-
+ TkUndoRedoStack *undoStack; /* The undo/redo stack. */
int undo; /* non zero means the undo/redo behaviour is
- * enabled */
-
- int maxUndo; /* The maximum depth of the undo stack expressed
- * as the maximum number of compound statements */
-
+ * enabled. */
+ int maxUndo; /* The maximum depth of the undo stack
+ * expressed as the maximum number of compound
+ * statements. */
int autoSeparators; /* non zero means the separatorss will be
- * inserted automatically */
-
- int modifiedSet; /* Flag indicating that the 'dirtynesss' of
- * the text widget has been expplicitly set.
- */
-
- int isDirty; /* Flag indicating the 'dirtynesss' of the text
- * widget. If the flag is not zero, unsaved
- * modifications have been applied to the
- * text widget */
-
- int isDirtyIncrement; /* Amount with which the isDirty flag is
- * incremented every edit action
- */
-
- TkTextEditMode lastEditMode; /* Keeps track of what the last edit mode was
- */
-
+ * inserted automatically. */
+ int isDirty; /* Flag indicating the 'dirtynesss' of the
+ * text widget. If the flag is not zero,
+ * unsaved modifications have been applied to
+ * the text widget. */
+ TkTextDirtyMode dirtyMode; /* The nature of the dirtyness characterized
+ * by the isDirty flag. */
+ TkTextEditMode lastEditMode;/* Keeps track of what the last edit mode
+ * was. */
} TkText;
/*