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-rw-r--r--generic/tkUndo.h245
1 files changed, 123 insertions, 122 deletions
diff --git a/generic/tkUndo.h b/generic/tkUndo.h
index 5d50edd..c4c83a4 100644
--- a/generic/tkUndo.h
+++ b/generic/tkUndo.h
@@ -1,122 +1,123 @@
-/*
- * tkUndo.h --
- *
- * Declarations shared among the files that implement an undo stack.
- *
- * Copyright (c) 2002 Ludwig Callewaert.
- *
- * See the file "license.terms" for information on usage and redistribution of
- * this file, and for a DISCLAIMER OF ALL WARRANTIES.
- *
- * RCS: @(#) $Id: tkUndo.h,v 1.5 2005/11/27 02:36:14 das Exp $
- */
-
-#ifndef _TKUNDO
-#define _TKUNDO
-
-#ifndef _TKINT
-#include "tkInt.h"
-#endif
-
-#ifdef BUILD_tk
-# undef TCL_STORAGE_CLASS
-# define TCL_STORAGE_CLASS DLLEXPORT
-#endif
-
-/*
- * Enum definining the types used in an undo stack.
- */
-
-typedef enum {
- TK_UNDO_SEPARATOR, /* Marker */
- TK_UNDO_ACTION /* Command */
-} TkUndoAtomType;
-
-/*
- * Callback proc type to carry out an undo or redo action via C code. (Actions
- * can also be defined by Tcl scripts).
- */
-
-typedef int (TkUndoProc)(Tcl_Interp *interp, ClientData clientData,
- Tcl_Obj *objPtr);
-
-/*
- * Struct defining a single action, one or more of which may be defined (and
- * stored in a linked list) separately for each undo and redo action of an
- * undo atom.
- */
-
-typedef struct TkUndoSubAtom {
- Tcl_Command command; /* Tcl token used to get the current Tcl
- * command name which will be used to execute
- * apply/revert scripts. If NULL then it is
- * assumed the apply/revert scripts already
- * contain everything. */
- TkUndoProc *funcPtr; /* Function pointer for callback to perform
- * undo/redo actions. */
- ClientData clientData; /* data for 'funcPtr' */
- Tcl_Obj *action; /* Command to apply the action that was
- * taken */
- struct TkUndoSubAtom *next; /* Pointer to the next element in the linked
- * list */
-} TkUndoSubAtom;
-
-/*
- * Struct representing a single undo+redo atom to be placed in the stack.
- */
-
-typedef struct TkUndoAtom {
- TkUndoAtomType type; /* The type that will trigger the required
- * action. */
- TkUndoSubAtom *apply; /* Linked list of 'apply' actions to perform
- * for this operation. */
- TkUndoSubAtom *revert; /* Linked list of 'revert' actions to perform
- * for this operation. */
- struct TkUndoAtom *next; /* Pointer to the next element in the stack */
-} TkUndoAtom;
-
-/*
- * Struct defining a single undo+redo stack.
- */
-
-typedef struct TkUndoRedoStack {
- TkUndoAtom *undoStack; /* The undo stack */
- TkUndoAtom *redoStack; /* The redo stack */
- Tcl_Interp *interp; /* The interpreter in which to execute the
- * revert and apply scripts */
- int maxdepth;
- int depth;
-} TkUndoRedoStack;
-
-/*
- * Basic functions.
- */
-
-MODULE_SCOPE void TkUndoPushStack(TkUndoAtom **stack, TkUndoAtom *elem);
-MODULE_SCOPE TkUndoAtom *TkUndoPopStack(TkUndoAtom **stack);
-MODULE_SCOPE int TkUndoInsertSeparator(TkUndoAtom **stack);
-MODULE_SCOPE void TkUndoClearStack(TkUndoAtom **stack);
-
-/*
- * Functions for working on an undo/redo stack.
- */
-
-MODULE_SCOPE TkUndoRedoStack *TkUndoInitStack(Tcl_Interp *interp, int maxdepth);
-MODULE_SCOPE void TkUndoSetDepth(TkUndoRedoStack *stack, int maxdepth);
-MODULE_SCOPE void TkUndoClearStacks(TkUndoRedoStack *stack);
-MODULE_SCOPE void TkUndoFreeStack(TkUndoRedoStack *stack);
-MODULE_SCOPE void TkUndoInsertUndoSeparator(TkUndoRedoStack *stack);
-MODULE_SCOPE TkUndoSubAtom *TkUndoMakeCmdSubAtom(Tcl_Command command,
- Tcl_Obj *actionScript, TkUndoSubAtom *subAtomList);
-MODULE_SCOPE TkUndoSubAtom *TkUndoMakeSubAtom(TkUndoProc *funcPtr,
- ClientData clientData, Tcl_Obj *actionScript,
- TkUndoSubAtom *subAtomList);
-MODULE_SCOPE void TkUndoPushAction(TkUndoRedoStack *stack,
- TkUndoSubAtom *apply, TkUndoSubAtom *revert);
-MODULE_SCOPE int TkUndoRevert(TkUndoRedoStack *stack);
-MODULE_SCOPE int TkUndoApply(TkUndoRedoStack *stack);
-
-# undef TCL_STORAGE_CLASS
-# define TCL_STORAGE_CLASS DLLIMPORT
-
-#endif /* _TKUNDO */
+/*
+ * tkUndo.h --
+ *
+ * Declarations shared among the files that implement an undo stack.
+ *
+ * Copyright (c) 2002 Ludwig Callewaert.
+ *
+ * See the file "license.terms" for information on usage and redistribution of
+ * this file, and for a DISCLAIMER OF ALL WARRANTIES.
+ *
+ * RCS: @(#) $Id: tkUndo.h,v 1.6 2007/06/24 16:07:35 dkf Exp $
+ */
+
+#ifndef _TKUNDO
+#define _TKUNDO
+
+#ifndef _TKINT
+#include "tkInt.h"
+#endif
+
+#ifdef BUILD_tk
+# undef TCL_STORAGE_CLASS
+# define TCL_STORAGE_CLASS DLLEXPORT
+#endif
+
+/*
+ * Enum definining the types used in an undo stack.
+ */
+
+typedef enum {
+ TK_UNDO_SEPARATOR, /* Marker */
+ TK_UNDO_ACTION /* Command */
+} TkUndoAtomType;
+
+/*
+ * Callback proc type to carry out an undo or redo action via C code. (Actions
+ * can also be defined by Tcl scripts).
+ */
+
+typedef int (TkUndoProc)(Tcl_Interp *interp, ClientData clientData,
+ Tcl_Obj *objPtr);
+
+/*
+ * Struct defining a single action, one or more of which may be defined (and
+ * stored in a linked list) separately for each undo and redo action of an
+ * undo atom.
+ */
+
+typedef struct TkUndoSubAtom {
+ Tcl_Command command; /* Tcl token used to get the current Tcl
+ * command name which will be used to execute
+ * apply/revert scripts. If NULL then it is
+ * assumed the apply/revert scripts already
+ * contain everything. */
+ TkUndoProc *funcPtr; /* Function pointer for callback to perform
+ * undo/redo actions. */
+ ClientData clientData; /* Data for 'funcPtr'. */
+ Tcl_Obj *action; /* Command to apply the action that was
+ * taken. */
+ struct TkUndoSubAtom *next; /* Pointer to the next element in the linked
+ * list. */
+} TkUndoSubAtom;
+
+/*
+ * Struct representing a single undo+redo atom to be placed in the stack.
+ */
+
+typedef struct TkUndoAtom {
+ TkUndoAtomType type; /* The type that will trigger the required
+ * action. */
+ TkUndoSubAtom *apply; /* Linked list of 'apply' actions to perform
+ * for this operation. */
+ TkUndoSubAtom *revert; /* Linked list of 'revert' actions to perform
+ * for this operation. */
+ struct TkUndoAtom *next; /* Pointer to the next element in the
+ * stack. */
+} TkUndoAtom;
+
+/*
+ * Struct defining a single undo+redo stack.
+ */
+
+typedef struct TkUndoRedoStack {
+ TkUndoAtom *undoStack; /* The undo stack. */
+ TkUndoAtom *redoStack; /* The redo stack. */
+ Tcl_Interp *interp; /* The interpreter in which to execute the
+ * revert and apply scripts. */
+ int maxdepth;
+ int depth;
+} TkUndoRedoStack;
+
+/*
+ * Basic functions.
+ */
+
+MODULE_SCOPE void TkUndoPushStack(TkUndoAtom **stack, TkUndoAtom *elem);
+MODULE_SCOPE TkUndoAtom *TkUndoPopStack(TkUndoAtom **stack);
+MODULE_SCOPE int TkUndoInsertSeparator(TkUndoAtom **stack);
+MODULE_SCOPE void TkUndoClearStack(TkUndoAtom **stack);
+
+/*
+ * Functions for working on an undo/redo stack.
+ */
+
+MODULE_SCOPE TkUndoRedoStack *TkUndoInitStack(Tcl_Interp *interp, int maxdepth);
+MODULE_SCOPE void TkUndoSetDepth(TkUndoRedoStack *stack, int maxdepth);
+MODULE_SCOPE void TkUndoClearStacks(TkUndoRedoStack *stack);
+MODULE_SCOPE void TkUndoFreeStack(TkUndoRedoStack *stack);
+MODULE_SCOPE void TkUndoInsertUndoSeparator(TkUndoRedoStack *stack);
+MODULE_SCOPE TkUndoSubAtom *TkUndoMakeCmdSubAtom(Tcl_Command command,
+ Tcl_Obj *actionScript, TkUndoSubAtom *subAtomList);
+MODULE_SCOPE TkUndoSubAtom *TkUndoMakeSubAtom(TkUndoProc *funcPtr,
+ ClientData clientData, Tcl_Obj *actionScript,
+ TkUndoSubAtom *subAtomList);
+MODULE_SCOPE void TkUndoPushAction(TkUndoRedoStack *stack,
+ TkUndoSubAtom *apply, TkUndoSubAtom *revert);
+MODULE_SCOPE int TkUndoRevert(TkUndoRedoStack *stack);
+MODULE_SCOPE int TkUndoApply(TkUndoRedoStack *stack);
+
+# undef TCL_STORAGE_CLASS
+# define TCL_STORAGE_CLASS DLLIMPORT
+
+#endif /* _TKUNDO */