1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ 2 /* 3 * This file is part of the LibreOffice project. 4 * 5 * This Source Code Form is subject to the terms of the Mozilla Public 6 * License, v. 2.0. If a copy of the MPL was not distributed with this 7 * file, You can obtain one at http://mozilla.org/MPL/2.0/. 8 * 9 * This file incorporates work covered by the following license notice: 10 * 11 * Licensed to the Apache Software Foundation (ASF) under one or more 12 * contributor license agreements. See the NOTICE file distributed 13 * with this work for additional information regarding copyright 14 * ownership. The ASF licenses this file to you under the Apache 15 * License, Version 2.0 (the "License"); you may not use this file 16 * except in compliance with the License. You may obtain a copy of 17 * the License at http://www.apache.org/licenses/LICENSE-2.0 . 18 */ 19 #ifndef INCLUDED_SVX_SDRUNDOMANAGER_HXX 20 #define INCLUDED_SVX_SDRUNDOMANAGER_HXX 21 22 #include <svx/svxdllapi.h> 23 #include <editeng/editund2.hxx> 24 #include <tools/link.hxx> 25 26 class SfxObjectShell; 27 28 class SVX_DLLPUBLIC SdrUndoManager : public EditUndoManager 29 { 30 private: 31 using EditUndoManager::Undo; 32 using EditUndoManager::Redo; 33 34 Link<SdrUndoManager*,void> maEndTextEditHdl; 35 SfxUndoAction* mpLastUndoActionBeforeTextEdit; 36 bool mbEndTextEditTriggeredFromUndo; 37 38 SfxObjectShell* m_pDocSh; 39 protected: 40 // call to check for TextEdit active 41 bool isTextEditActive() const; 42 virtual void EmptyActionsChanged() override; 43 44 public: 45 SdrUndoManager(); 46 virtual ~SdrUndoManager() override; 47 48 /// react depending on edit mode and if no more undo is possible 49 virtual bool Undo() override; 50 virtual bool Redo() override; 51 52 // #i123350# 53 virtual void Clear() override; 54 55 // Call for the view which starts the interactive text edit. Use link to 56 // activate (start text edit) and empty link to reset (end text edit). On 57 // reset all text edit actions will be removed from this undo manager to 58 // restore the state before activation 59 void SetEndTextEditHdl(const Link<SdrUndoManager*,void>& rLink); 60 61 // check from outside if we are inside a callback for ending text edit. This 62 // is needed to detect inside end text edit if it is a regular one or triggered 63 // by a last undo during text edit isEndTextEditTriggeredFromUndo() const64 bool isEndTextEditTriggeredFromUndo() const { return mbEndTextEditTriggeredFromUndo; } 65 void SetDocShell(SfxObjectShell* pDocShell); 66 }; 67 68 #endif // INCLUDED_SVX_SDRUNDOMANAGER_HXX 69 70 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */ 71