Resolves: #i121751# restore cursor/selection on Undo/Redo language...

change for all text

- group intrinsic actions of language change for all text into one Undo action
- secure <SwRootFrm::CalcRects(..)> - catch NULL pointer
- correct <CursorGuard> - really restore the cursor

(cherry picked from commit 4207db473430e02a65a5f4d57db6e46a8db29a19)

Conflicts:
svl/inc/svl/undo.hxx
svl/source/undo/undo.cxx
sw/inc/IDocumentUndoRedo.hxx
sw/source/core/edit/edundo.cxx
sw/source/core/inc/UndoManager.hxx
sw/source/core/layout/trvlfrm.cxx
sw/source/core/undo/docundo.cxx

Change-Id: I972988bbc21a519e0956ff196aa93a46287b9a2e

1 files changed, 4 insertions, 2 deletions

diff --git a/sw/inc/IDocumentUndoRedo.hxx b/sw/inc/IDocumentUndoRedo.hxx
index 26e76f0b838f..a50a4f0dcbb4 100644
--- a/sw/inc/IDocumentUndoRedo.hxx
+++ b/sw/inc/IDocumentUndoRedo.hxx
@@ -156,11 +156,13 @@ public:
     */
     virtual sal_Bool Redo() = 0;
 
-    /** Get comment of first Redo action.
+    /** Get Id and comment of first Redo action.
         @param o_pStr       if not 0, receives comment of first Redo action.
+        @param o_pId        if not 0, receives Id of first Redo action.
         @return     true if there is a Redo action, false if none
     */
-    virtual bool GetFirstRedoInfo(OUString *const o_pStr) const = 0;
+    virtual bool GetFirstRedoInfo(OUString *const o_pStr,
+                                  SwUndoId *const o_pId = 0) const = 0;
 
     /** Get comments of Redo actions.
         @return     comments of all top-level Redo actions.