X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2FUndo.h;h=887f7627e1d54854800a34c00678971f77d1f63e;hb=233cfed3331e2a8fef39e2dff483dadbf011b772;hp=bacce0307e8258139f1e2fd41f0f00fd90223313;hpb=1ad4d9e657994f8d723ed4089f7dfeb1b9466edb;p=lyx.git

diff --git a/src/Undo.h b/src/Undo.h
index bacce0307e..887f7627e1 100644
--- a/src/Undo.h
+++ b/src/Undo.h
@@ -22,11 +22,8 @@
 namespace lyx {
 
 class Buffer;
-class BufferParams;
 class CursorData;
 class Inset;
-class MathData;
-class ParagraphList;
 
 /// This is used to combine consecutive undo recordings of the same kind.
 enum UndoKind {
@@ -60,10 +57,10 @@ public:
 	void clear();
 
 	/// this will undo the last action - returns false if no undo possible
-	bool textUndo(CursorData &);
+	bool undoAction(CursorData &);
 
 	/// this will redo the last undo - returns false if no redo possible
-	bool textRedo(CursorData &);
+	bool redoAction(CursorData &);
 
 	/// End a sequence of INSERT_UNDO or DELETE_UNDO type of undo
 	/// operations (grouping of consecutive characters insertion/deletion).
@@ -88,7 +85,7 @@ public:
 	/**
 	 * This cursor takes precedence over what is passed to recordUndo.
 	 * In the case of nested groups, only the first cur_before is
-	 * taken in account. The cursor is reset at the end of the
+	 * taken into account. The cursor is reset at the end of the
 	 * top-level group.
 	 */
 	void beginUndoGroup(CursorData const & cur_before);
@@ -96,6 +93,10 @@ public:
 	void endUndoGroup();
 	/// end the current undo group and set UndoElement::cur_after if necessary.
 	void endUndoGroup(CursorData const & cur_after);
+	/// end abruptly the current group and create a new one wih the same nesting level
+	void splitUndoGroup(CursorData const & cur);
+	/// return true if an undo group is open and contains at least one element
+	bool activeUndoGroup() const;
 
 	/// The general case: record undo information for an arbitrary range.
 	/**
@@ -135,15 +136,9 @@ private:
  */
 class UndoGroupHelper {
 public:
-	UndoGroupHelper(Buffer * buf) : buffer_(0)
-	{
-		resetBuffer(buf);
-	}
+	UndoGroupHelper(Buffer * buf);
 
-	~UndoGroupHelper()
-	{
-		resetBuffer(0);
-	}
+	~UndoGroupHelper();
 
 	/** Close the current undo group if necessary and create a new one
 	 * for buffer \c buf.
@@ -151,7 +146,8 @@ public:
 	void resetBuffer(Buffer * buf);
 
 private:
-	Buffer * buffer_;
+	class Impl;
+	Impl * const d;
 };