1 /************************************************************** 2 * 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * 20 *************************************************************/ 21 22 23 24 #ifndef _DBAUI_MARKTREE_HXX_ 25 #define _DBAUI_MARKTREE_HXX_ 26 27 #ifndef DBAUI_DBTREELISTBOX_HXX 28 #include "dbtreelistbox.hxx" 29 #endif 30 31 32 33 //......................................................................... 34 namespace dbaui 35 { 36 //......................................................................... 37 38 //======================================================================== 39 //= OMarkableTreeListBox 40 //======================================================================== 41 /** a tree list box where all entries can be marked (with a checkbox) and 42 unmarked. In addition, inner nodes know a third state which applies 43 if some, but not all of their descendants are marked. 44 */ 45 class OMarkableTreeListBox : public DBTreeListBox 46 { 47 SvLBoxButtonData* m_pCheckButton; 48 Link m_aCheckButtonHandler; 49 50 public: 51 OMarkableTreeListBox( Window* pParent 52 ,const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& _rxORB 53 , WinBits nWinStyle=0 ); 54 OMarkableTreeListBox( Window* pParent 55 ,const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& _rxORB 56 , const ResId& rResId ); 57 ~OMarkableTreeListBox(); 58 59 virtual void KeyInput( const KeyEvent& rKEvt ); 60 virtual void CheckButtonHdl(); 61 void CheckButtons(); // make the button states consistent (bottom-up) 62 63 /// the handler given is called whenever the check state of one or more items changed SetCheckHandler(const Link & _rHdl)64 void SetCheckHandler(const Link& _rHdl) { m_aCheckButtonHandler = _rHdl; } 65 66 protected: 67 virtual void Paint(const Rectangle& _rRect); 68 virtual void checkedButton_noBroadcast(SvLBoxEntry* _pEntry); 69 70 SvButtonState implDetermineState(SvLBoxEntry* _pEntry); 71 // determines the check state of the given entry, by analyzing the states of all descendants 72 73 private: 74 void InitButtonData(); 75 }; 76 77 //......................................................................... 78 } // namespace dbaui 79 //......................................................................... 80 81 #endif // _DBAUI_MARKTREE_HXX_ 82 83