#if !defined(AFX_MLTITREE_H__9F4750E5_C512_11D2_880A_02608C7CB3EE__INCLUDED_)
#define AFX_MLTITREE_H__9F4750E5_C512_11D2_880A_02608C7CB3EE__INCLUDED_

#if _MSC_VER >= 1000
#pragma once
#endif // _MSC_VER >= 1000
// MltiTree.h : header file
// Copyright (c) 1999 Richard Hazlewood
// This code is provided as-is.  Use at your own peril.

#include <afxtempl.h>

#include "TreeCtrlEx.h"

// Editor defines
#define _MST_TVN_CHKCHANGE
#define CMultiTree_BASE CTreeCtrlEx

/////////////////////////////////////////////////////////////////////////////

//take the liberty of using 1 for focused item - it used
// to be defined anyway, before MS removed it.
#ifndef TVIS_FOCUSED
#define TVIS_FOCUSED	1
#else
#if TVIS_FOCUSED != 1
#error TVIS_FOCUSED was assumed to be 1
#endif
#endif

//define for custom notification
// sent on check-box change
// (Care: may clash in future)
#ifdef _MST_TVN_CHKCHANGE
#ifndef _MST_MULTI_CHECK
#define _MST_MULTI_CHECK	//implied
#endif
#ifndef TVN_CHKCHANGE
#define TVN_CHKCHANGEA	(TVN_FIRST-49)
#define TVN_CHKCHANGEW	(TVN_FIRST-(49+49))
#ifdef UNICODE
#define TVN_CHKCHANGE	TVN_CHKCHANGEW
#else
#define TVN_CHKCHANGE	TVN_CHKCHANGEA
#endif
#endif //!TVN_CHKCHANGE
#endif //_MST_TVN_CHKCHANGE

typedef CTypedPtrList<CPtrList, HTREEITEM> CTreeItemList;

/////////////////////////////////////////////////////////////////////////////
// CMultiTree window

#ifndef MST_AFX_EXT_CLASS
#define MST_AFX_EXT_CLASS
//define this if building class for DLL export/import
// typically: #define MST_AFX_EXT_CLASS AFX_EXT_CLASS
#endif

#ifndef CMultiTree_BASE
#define CMultiTree_BASE	CTreeCtrl
#endif

class MST_AFX_EXT_CLASS CMultiTree : public CMultiTree_BASE
{
	DECLARE_DYNAMIC(CMultiTree)
// Construction
public:
	CMultiTree();

// Attributes
public:

// Operations
public:
	UINT GetSelectedCount() const;
	HTREEITEM GetFirstSelectedItem() const;
	HTREEITEM GetNextSelectedItem(HTREEITEM hItem) const;

	void SelectAll(BOOL bSelect = TRUE);	//doesn't affect focus
	void SelectRange(HTREEITEM hFirst, HTREEITEM hLast, BOOL bOnly = TRUE);
	BOOL IsSelected(HTREEITEM hItem) const {return !!(TVIS_SELECTED & CMultiTree_BASE::GetItemState(hItem, TVIS_SELECTED));};

	//SelectChildren returns TRUE if focus was on a child item
	BOOL SelectChildren(HTREEITEM hParent, BOOL bSelect = TRUE, BOOL bRecurse = TRUE);

	//Note: not virtual, so must call this class (or derivative)
	BOOL SetItemState(HTREEITEM hItem, UINT nState, UINT nStateMask);
	UINT GetItemState(HTREEITEM hItem, UINT nStateMask) const;
	BOOL SelectItem(HTREEITEM hItem);

	//Note: GetSelectedItem should be taken as GetFocusedItem
	// when in multi-select mode
	HTREEITEM GetFocusedItem() const {ASSERT(m_bMulti);return CMultiTree_BASE::GetSelectedItem();};
	BOOL FocusItem(HTREEITEM hItem);

	BOOL SetMultiSelect(BOOL bMulti);
	BOOL IsMultiSelect() const {return m_bMulti;};
	BOOL IsEmulatedNotify() const {return m_bEmulated;};
	BOOL SetBandingHit(BOOL bLabel) {BOOL b=m_bBandLabel;m_bBandLabel=bLabel;return b;};

	void GetSelectedList(CTreeItemList& list) const;

protected:
	BOOL		m_bMulti;
	HTREEITEM	m_hSelect;	//for shift selection
	BOOL		m_bEmulated;
	BOOL		m_bBandLabel;

protected:
	void OnButtonDown(BOOL bLeft, UINT nFlags, CPoint point);
	void DoPreSelection(HTREEITEM hItem, BOOL bLeft, UINT nFlags);
	void DoAction(HTREEITEM hItem, BOOL bLeft, UINT nFlags, CPoint point);
	void DoBanding(BOOL bLeft, UINT nFlags, CPoint point);
	void UpdateSelectionForRect(LPCRECT pRect, UINT nFlags, CTreeItemList& list);
	void SelectAllIgnore(BOOL bSelect, HTREEITEM hIgnore);

	BOOL _SendNotify(LPNMHDR pNMHDR);

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

// Implementation
public:
	virtual ~CMultiTree();

	// Generated message map functions
protected:
	//{{AFX_MSG(CMultiTree)
	afx_msg void OnLButtonDown(UINT nFlags, CPoint point);
	afx_msg void OnSetFocus(CWnd* pOldWnd);
	afx_msg void OnKillFocus(CWnd* pNewWnd);
	afx_msg void OnRButtonDown(UINT nFlags, CPoint point);
	afx_msg BOOL OnItemExpanding(NMHDR* pNMHDR, LRESULT* pResult);
	afx_msg void OnKeyDown(UINT nChar, UINT nRepCnt, UINT nFlags);
	//}}AFX_MSG

	DECLARE_MESSAGE_MAP()
};

/////////////////////////////////////////////////////////////////////////////

//{{AFX_INSERT_LOCATION}}
// Microsoft Developer Studio will insert additional declarations immediately before the previous line.

#endif // !defined(AFX_MLTITREE_H__9F4750E5_C512_11D2_880A_02608C7CB3EE__INCLUDED_)