Proper logos with RTL

[lyx.git] / src / Undo.cpp

diff --git a/src/Undo.cpp b/src/Undo.cpp
index 49f636cbb9eb87fbe99a2b88b224b92f483be6fb..33ab923e17f9b18cd5e733936e108c0a536e2c10 100644 (file)
--- a/src/Undo.cpp
+++ b/src/Undo.cpp
@@ -18,6 +18,7 @@
 #include "Undo.h"
 
 #include "Buffer.h"
+#include "BufferList.h"
 #include "BufferParams.h"
 #include "buffer_funcs.h"
 #include "Cursor.h"
@@ -471,6 +472,7 @@ void Undo::Private::doTextUndoOrRedo(CursorData & cur, UndoElementStack & stack,
                //LYXERR0("undo.array: " << *undo.array);
                LBUFERR(undo.array);
                dit.cell().swap(*undo.array);
+               dit.inset().setBuffer(buffer_);
                delete undo.array;
                undo.array = 0;
        } else {
@@ -602,6 +604,14 @@ void Undo::endUndoGroup(CursorData const & cur_after)
 }
 
 
+bool Undo::activeUndoGroup() const
+{
+       return d->group_level_ > 0
+               && !d->undostack_.empty()
+               && d->undostack_.top().group_id == d->group_id_;
+}
+
+
 void Undo::recordUndo(CursorData const & cur, UndoKind kind)
 {
        d->recordUndo(kind, cur, cur.pit(), cur.pit(), cur);
@@ -661,7 +671,8 @@ UndoGroupHelper::UndoGroupHelper(Buffer * buf) : d(new UndoGroupHelper::Impl)
 UndoGroupHelper::~UndoGroupHelper()
 {
        for (Buffer * buf : d->buffers_)
-               buf->undo().endUndoGroup();
+               if (theBufferList().isLoaded(buf) || theBufferList().isInternal(buf))
+                       buf->undo().endUndoGroup();
        delete d;
 }