| /************************************************************** |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| *************************************************************/ |
| |
| #ifndef _SDR_UNDOMANAGER_HXX |
| #define _SDR_UNDOMANAGER_HXX |
| |
| #include "svx/svxdllapi.h" |
| #include <sal/types.h> |
| #include <editeng/editund2.hxx> |
| #include <tools/link.hxx> |
| |
| ////////////////////////////////////////////////////////////////////////////// |
| |
| class SVX_DLLPUBLIC SdrUndoManager : public EditUndoManager |
| { |
| private: |
| using EditUndoManager::Undo; |
| using EditUndoManager::Redo; |
| |
| Link maEndTextEditHdl; |
| SfxUndoAction* mpLastUndoActionBeforeTextEdit; |
| bool mbEndTextEditTriggeredFromUndo; |
| |
| protected: |
| // call to check for TextEdit active |
| bool isTextEditActive() const; |
| |
| public: |
| SdrUndoManager(sal_uInt16 nMaxUndoActionCount = 20); |
| virtual ~SdrUndoManager(); |
| |
| /// react depending on edit mode and if no more undo is possible |
| virtual sal_Bool Undo(); |
| virtual sal_Bool Redo(); |
| |
| // ## |
| virtual void Clear(); |
| |
| // Call for the view which starts the interactive text edit. Use link to |
| // activate (start text edit) and empty link to reset (end text edit). On |
| // reset all text edit actions will be removed from this undo manager to |
| // restore the state before activation |
| void SetEndTextEditHdl(const Link& rLink); |
| |
| // check from outside if we are inside a callback for ending text edit. This |
| // is needed to detect inside end text edit if it is a regular one or triggered |
| // by a last undo during text edit |
| bool isEndTextEditTriggeredFromUndo() { return mbEndTextEditTriggeredFromUndo; } |
| }; |
| |
| ////////////////////////////////////////////////////////////////////////////// |
| |
| #endif //_SDR_UNDOMANAGER_HXX |
| // eof |