TreeCtrlEx.h

Go to the documentation of this file.

// 
// CTreeCtrlEx - Multiple selection tree control for MFC
// 
// Bendik Engebretsen (c) 1997-1999
// bendik@techsoft.no
// http://www.techsoft.no/bendik/
//
//

#ifndef __TREECTRLEX_H_ACT_BRW
#define __TREECTRLEX_H_ACT_BRW
// this file is used in several other projects, 
// let's avoid complications by using different
// #defines in each case

#define TVGN_EX_ALL                     0x000F

// Tihamer Levendovszky 12/07/2001
#include "StringArrayEx.h"

// CTreeCtrlEx window

class CTreeCtrlEx : public CTreeCtrl
{
        DECLARE_DYNAMIC(CTreeCtrlEx)

// Construction
public:
        CTreeCtrlEx();
    virtual ~CTreeCtrlEx();
        BOOL Create(DWORD dwStyle, DWORD dwExStyle, const RECT& rect, CWnd* pParentWnd, UINT nID);
        BOOL Create(DWORD dwStyle, const RECT& rect, CWnd* pParentWnd, UINT nID);

// Attributes
public:
        UINT GetSelectedCount() const;
        HTREEITEM GetNextItem(HTREEITEM hItem, UINT nCode);
        HTREEITEM GetFirstSelectedItem();
        HTREEITEM GetNextSelectedItem(HTREEITEM hItem);
        HTREEITEM GetPrevSelectedItem(HTREEITEM hItem);
        HTREEITEM ItemFromData(DWORD_PTR dwData, HTREEITEM hStartAtItem=NULL) const;

        BOOL SelectItemEx(HTREEITEM hItem, BOOL bSelect=TRUE);

        BOOL SelectItems(HTREEITEM hFromItem, HTREEITEM hToItem);
        void ClearSelection(BOOL bMultiOnly=FALSE);

        // Tihamer Levendovszky 12/07/2001
        int FindTextInItems(CString &strText, HTREEITEM hStartAtItem,
                                        CStringArrayEx &strResults, CArray<HTREEITEM,HTREEITEM>& hResults);
        BOOL CreateDragImageEx(CPoint ptDragPoint);

protected:
        void SelectMultiple( HTREEITEM hClickedItem, UINT nFlags, CPoint point );

private:
        BOOL            m_bSelectPending;
        CPoint          m_ptClick;
        HTREEITEM       m_hClickedItem;
        HTREEITEM       m_hFirstSelectedItem;
        BOOL            m_bSelectionComplete;
        BOOL            m_bEditLabelPending;
        UINT_PTR                m_idTimer;
    //TCHAR *     m_pchTip ;
        //WCHAR *     m_pwchTip;

// Operations
public:

// Overrides
        // ClassWizard generated virtual function overrides
        //{{AFX_VIRTUAL(CTreeCtrlEx)
        //}}AFX_VIRTUAL

// Implementation
public:
        void ScrollUp();
        void DeleteDragImageEx();
        CPoint m_ptHotSpot;
        CImageList m_CurrentDragImage;  

        // Generated message map functions
protected:
    //{{AFX_VIRTUAL(CTreeCtrlCh)
   virtual void PreSubclassWindow();
   //}}AFX_VIRTUAL

        //{{AFX_MSG(CTreeCtrlEx)
    //virtual int OnToolHitTest(CPoint point, TOOLINFO * pTI) const;
    //afx_msg BOOL OnToolTipText( UINT id, NMHDR * pNMHDR, LRESULT * pResult );
        afx_msg void OnLButtonDown(UINT nFlags, CPoint point);
        afx_msg void OnLButtonUp(UINT nFlags, CPoint point);
        afx_msg void OnMouseMove(UINT nFlags, CPoint point);
        afx_msg void OnKeyDown(UINT nChar, UINT nRepCnt, UINT nFlags);
        afx_msg BOOL OnItemexpanding(NMHDR* pNMHDR, LRESULT* pResult);
        afx_msg BOOL OnSetfocus(NMHDR* pNMHDR, LRESULT* pResult);
        afx_msg BOOL OnKillfocus(NMHDR* pNMHDR, LRESULT* pResult);
        afx_msg void OnRButtonDown(UINT nFlags, CPoint point);
        afx_msg void OnRButtonUp(UINT nFlags, CPoint point);
        afx_msg BOOL OnSelchanged(NMHDR* pNMHDR, LRESULT* pResult);
        afx_msg void OnLButtonDblClk(UINT nFlags, CPoint point);
        afx_msg void OnTimer(UINT_PTR nIDEvent);
        //}}AFX_MSG

        DECLARE_MESSAGE_MAP()

private:
        CTreeCtrlEx(const CTreeCtrlEx&);
};


HTREEITEM GetTreeItemFromData(CTreeCtrl& treeCtrl, DWORD_PTR dwData, HTREEITEM hStartAtItem=NULL);

#endif