xref: /aoo42x/main/dbaccess/source/ui/inc/marktree.hxx (revision cdf0e10c)
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27 
28 #ifndef _DBAUI_MARKTREE_HXX_
29 #define _DBAUI_MARKTREE_HXX_
30 
31 #ifndef DBAUI_DBTREELISTBOX_HXX
32 #include "dbtreelistbox.hxx"
33 #endif
34 
35 
36 
37 //.........................................................................
38 namespace dbaui
39 {
40 //.........................................................................
41 
42 //========================================================================
43 //= OMarkableTreeListBox
44 //========================================================================
45 /** a tree list box where all entries can be marked (with a checkbox) and
46 	unmarked. In addition, inner nodes know a third state which applies
47 	if some, but not all of their descendants are marked.
48 */
49 class OMarkableTreeListBox : public DBTreeListBox
50 {
51 	SvLBoxButtonData*	m_pCheckButton;
52 	Link				m_aCheckButtonHandler;
53 
54 public:
55 	OMarkableTreeListBox( Window* pParent
56 							,const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& _rxORB
57 							, WinBits nWinStyle=0 );
58 	OMarkableTreeListBox( Window* pParent
59 							,const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& _rxORB
60 							, const ResId& rResId );
61 	~OMarkableTreeListBox();
62 
63 	virtual void    KeyInput( const KeyEvent& rKEvt );
64 	virtual void	CheckButtonHdl();
65 	void			CheckButtons();		// make the button states consistent (bottom-up)
66 
67 	/// the handler given is called whenever the check state of one or more items changed
68 	void SetCheckHandler(const Link& _rHdl) { m_aCheckButtonHandler = _rHdl; }
69 
70 protected:
71 	virtual void Paint(const Rectangle& _rRect);
72 	virtual void checkedButton_noBroadcast(SvLBoxEntry* _pEntry);
73 
74 	SvButtonState	implDetermineState(SvLBoxEntry* _pEntry);
75 		// determines the check state of the given entry, by analyzing the states of all descendants
76 
77 private:
78 	void InitButtonData();
79 };
80 
81 //.........................................................................
82 }	// namespace dbaui
83 //.........................................................................
84 
85 #endif // _DBAUI_MARKTREE_HXX_
86 
87