Line data    Source code

       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             : 
      20             : #ifndef INCLUDED_DBACCESS_SOURCE_UI_INC_MARKTREE_HXX
      21             : #define INCLUDED_DBACCESS_SOURCE_UI_INC_MARKTREE_HXX
      22             : 
      23             : #include "dbtreelistbox.hxx"
      24             : 
      25             : #include "svtools/svlbitm.hxx"
      26             : 
      27             : namespace dbaui
      28             : {
      29             : 
      30             : // OMarkableTreeListBox
      31             : /** a tree list box where all entries can be marked (with a checkbox) and
      32             :     unmarked. In addition, inner nodes know a third state which applies
      33             :     if some, but not all of their descendants are marked.
      34             : */
      35             : class OMarkableTreeListBox : public DBTreeListBox
      36             : {
      37             :     SvLBoxButtonData*   m_pCheckButton;
      38             :     Link<>              m_aCheckButtonHandler;
      39             : 
      40             : public:
      41             :     OMarkableTreeListBox( vcl::Window* pParent, WinBits nWinStyle=0 );
      42             :     virtual ~OMarkableTreeListBox();
      43             :     virtual void dispose() SAL_OVERRIDE;
      44             : 
      45             :     virtual void    KeyInput( const KeyEvent& rKEvt ) SAL_OVERRIDE;
      46             :     virtual void    CheckButtonHdl() SAL_OVERRIDE;
      47             :     void            CheckButtons();     // make the button states consistent (bottom-up)
      48             : 
      49             :     /// the handler given is called whenever the check state of one or more items changed
      50           0 :     void SetCheckHandler(const Link<>& _rHdl) { m_aCheckButtonHandler = _rHdl; }
      51             : 
      52             : protected:
      53             :     virtual void Paint(vcl::RenderContext& rRenderContext, const Rectangle& _rRect) SAL_OVERRIDE;
      54             :     virtual void checkedButton_noBroadcast(SvTreeListEntry* _pEntry);
      55             : 
      56             :     SvButtonState   implDetermineState(SvTreeListEntry* _pEntry);
      57             :         // determines the check state of the given entry, by analyzing the states of all descendants
      58             : 
      59             : private:
      60             :     void InitButtonData();
      61             : };
      62             : 
      63             : }   // namespace dbaui
      64             : 
      65             : #endif // INCLUDED_DBACCESS_SOURCE_UI_INC_MARKTREE_HXX
      66             : 
      67             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */