#if !defined(__CPropITEMCOMBO_H__)
#define __CPropITEMCOMBO_H__

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000

// PropTreeItemCombo.h : header file
//
//  Copyright (C) 1998-2001 Scott Ramsay
//	sramsay@gonavi.com
//	http://www.gonavi.com
//
//  This material is provided "as is", with absolutely no warranty expressed
//  or implied. Any use is at your own risk.
// 
//  Permission to use or copy this software for any purpose is hereby granted 
//  without fee, provided the above notices are retained on all copies.
//  Permission to modify the code and to distribute modified code is granted,
//  provided the above notices are retained, and a notice that the code was
//  modified is included with the above copyright notice.
// 
//	If you use this code, drop me an email.  I'd like to know if you find the code
//	useful.

#include "PropItem.h"

// 定义消息，在所在对话框中这样接受：	
// .h afx_msg void OnSelectChanged(WPARAM iParam1, LPARAM iParam2);
// .cpp ON_MESSAGE(WM_SELECTCHANGED, OnSelectChanged)
#define  WM_SELECTCHANGED 1982

class THVAC_UIAPI CPropItemCombo : public CComboBox, public CPropItem
{
public:
	CPropItemCombo();
	virtual ~CPropItemCombo();

public:
	// The attribute area needs drawing
	virtual void DrawAttribute(CDC* pDC, const RECT& rc);

	// Retrieve the item's attribute value
//	virtual LPARAM GetItemValue();

	// Set the item's attribute value
//	virtual void SetItemValue(LPARAM lParam);

	// Called when attribute area has changed size
	virtual void OnMove();

	// Called when the item needs to refresh its data
	virtual void OnRefresh();

	// Called when the item needs to commit its changes
	virtual void OnCommit();

	// Called to activate the item
	virtual void OnActivate();

	// Create DropList ComboBox
	BOOL CreateDropListComb(int* pInt);
	BOOL CreateDropListComb(CString* pCString);

	// Create DrowDown ComboBox band with CString
	BOOL CreateDropDownComb(CString* pCString);

	// Create DrowDown ComboBox band with double
	BOOL CreateDropDownComb(double* pDouble);

	// Create combo box with TRUE/FALSE selections
	//	BOOL CreateBoolComboBox();

	// Set the height for the dropdown combo box
	void SetDropDownHeight(LONG nDropHeight);

	// Get the height of the dropdown combo box
	LONG GetDropDownHeight();
	
	// set the current text
	void SetSelText(CString csText);

	// Get the current text
	CString GetValueText();

protected:
		BOOL CreateComb(DWORD dwStyle);
		void RecalcDropWidth();

protected:
//	LPARAM		m_lComboData;
	LONG		m_nDropHeight;
	CString		m_csEdit;
	BOOL		m_bEdit;

	CString		m_csTrue;
	CString		m_csFalse;

	CString*	m_pText;		
	double*		m_pDouble;
	int*		m_pInt;			// 表示GetCurSel(), 不是选项的值

protected:
	LONG FindCBData(LPARAM lParam);

	//{{AFX_VIRTUAL(CPropItemCombo)
	//}}AFX_VIRTUAL

protected:
	//{{AFX_MSG(CPropItemCombo)
	afx_msg void OnSelchange();
	afx_msg void OnEditchange();
	afx_msg void OnKillfocus();
	afx_msg void OnDropdown();
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

//{{AFX_INSERT_LOCATION}}

#endif // !defined(__CPropITEMCOMBO_H__)