X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2FUndo.h;h=d5748a97ea4b116e5ce33e4b6b26653780345afd;hb=612109bb6e5e61ba3c3693696f329eac3a288b5b;hp=20e3445d60a5fe0810d1d62cc4eb27adc4a71265;hpb=b654db1a2eec3926f090c3492fe4337e05c9235d;p=lyx.git

diff --git a/src/Undo.h b/src/Undo.h
index 20e3445d60..d5748a97ea 100644
--- a/src/Undo.h
+++ b/src/Undo.h
@@ -5,10 +5,10 @@
  * Licence details can be found in the file COPYING.
  *
  * \author Asger Alstrup
- * \author Lars Gullik Bjønnes
+ * \author Lars Gullik Bjønnes
  * \author John Levon
- * \author André Pönitz
- * \author Jürgen Vigna
+ * \author André Pönitz
+ * \author Jürgen Vigna
  * \author Abdelrazak Younes
  *
  * Full author contact details are available in file CREDITS.
@@ -24,6 +24,7 @@ namespace lyx {
 class Buffer;
 class BufferParams;
 class DocIterator;
+class Inset;
 class MathData;
 class ParagraphList;
 
@@ -52,6 +53,9 @@ public:
 
 	~Undo();
 
+	/// Clear out all undo/redo contents.
+	void clear();
+
 	/// this will undo the last action - returns false if no undo possible
 	bool textUndo(DocIterator &);
 
@@ -59,7 +63,7 @@ public:
 	bool textRedo(DocIterator &);
 
 	/// End a sequence of INSERT_UNDO or DELETE_UNDO type of undo
-	/// operations.
+	/// operations (grouping of consecutive characters insertion/deletion).
 	void finishUndo();
 
 	///
@@ -67,12 +71,22 @@ public:
 	///
 	bool hasRedoStack() const;
 
-	/// open a new group of undo operations. Groups can be nested.
+	/// Mark all the elements of the undo and redo stacks as dirty
+	void markDirty();
+
+	/// open a new group of undo operations.
+	/**
+	 *  Groups can be nested. Such a nested group e.g. { {} {} } is undone in
+	 *  a single step. This means you can add a group whenever you are not sure.
+	 */
 	void beginUndoGroup();
 
 	/// end the current undo group.
 	void endUndoGroup();
 
+	/// end the current undo group and set UndoElement::cur_after if necessary.
+	void endUndoGroup(DocIterator const &);
+
 	/// The general case: record undo information for an arbitrary range.
 	/**
 	 * Record undo information - call with the current cursor and
@@ -80,14 +94,6 @@ public:
 	 * give an inclusive range. This is called before you make the
 	 * changes to the paragraph, and it will record the original
 	 * information of the paragraphs in the undo stack.
-	 *
-	 * FIXME: We need something to record undo in partial grids
-	 * for mathed. Right now we use recordUndoInset if more than
-	 * one cell is changed, but that puts the cursor in front of
-	 * the inset after undo. We would need something like
-	 * recordUndoGrid(DocIterator & cur, UndoKind kind, idx_type
-	 * from, idx_type to); and store the cell information in class
-	 * Undo.
 	 */
 	void recordUndo(DocIterator const & cur, UndoKind kind,
 		pit_type from, pit_type to);
@@ -102,8 +108,9 @@ public:
 
 	/// Convenience: record undo information for the inset
 	/// containing the cursor.
-	void recordUndoInset(DocIterator const & cur, 
-			     UndoKind kind = ATOMIC_UNDO);
+	void recordUndoInset(DocIterator const & cur,
+			     UndoKind kind = ATOMIC_UNDO,
+			     Inset const * inset = 0);
 
 	/// Convenience: prepare undo for the whole buffer
 	void recordUndoFullDocument(DocIterator const & cur);