// VerticalLine.h: interface for the CVerticalLine class.
//
//////////////////////////////////////////////////////////////////////

#if !defined(AFX_VERTICALLINE_H__FBB8916A_DE77_4EA3_9C21_E51E6B06194C__INCLUDED_)
#define AFX_VERTICALLINE_H__FBB8916A_DE77_4EA3_9C21_E51E6B06194C__INCLUDED_


#pragma comment(lib, "Msimg32.lib")			// TransparentBlt



//====== VerticalLine =====================================================

#ifndef NOVERTICALLINE

#ifdef _WIN32

#define BYVERTICALLINE_CLASSA       "BYVerticalLine"
#define BYVERTICALLINE_CLASSW       L"BYVerticalLine"

#ifdef UNICODE
#define  BYVERTICALLINE_CLASS       BYVERTICALLINE_CLASSW
#else
#define  BYVERTICALLINE_CLASS       BYVERTICALLINE_CLASSA
#endif

#else
#define BYVERTICALLINE_CLASS        "BYVerticalLine"
#endif


#define BYSTAG_VERTICALLINE		 _T("ISVERTICALLINE")


//====== WM_NOTIFY codes (NMHDR.code values) ==================================
#define BYVERTICALLINE_FIRST			 (0U-2330U)       //
#define BYVERTICALLINE_LAST				 (0U-2320U)
#define BYVERTICALLINE_MOVEX 			 (BYVERTICALLINE_FIRST - 1)


typedef struct tagBYVERTICALLINE_NMHDR
{
	NMHDR		nmhdr;
	DWORD		dwData;
	DWORD		dwData1;
	DWORD		dwData2;
} BYVERTICALLINE_NMHDR;



#endif




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


class CVerticalLine
{
public:
	CVerticalLine();
	virtual ~CVerticalLine();
	

public:
	void EnableResize();
	void DisableResize();
	static BOOL RegisterWndClass();
	static CVerticalLine* Hook(HWND hWnd);
	void Notify(int nCode, int dwData, int dwData1 = 0, int dwData2 = 0);
	void Release();
	void SetBkgndColor(COLORREF cr);
	void SetLineColor(COLORREF cr);
	static LRESULT CALLBACK WindowProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
	static LRESULT OnNcCreate(HWND hWnd, WPARAM wParam, LPARAM lParam);
	LRESULT OnDestroy(WPARAM wParam, LPARAM lParam);
	LRESULT OnTimer(WPARAM wParam, LPARAM lParam);
	LRESULT OnSetCursor(WPARAM wParam, LPARAM lParam);
	LRESULT OnPaint(WPARAM wParam, LPARAM lParam);
	LRESULT OnLButtonDown(WPARAM wParam, LPARAM lParam);

private:
	HWND		m_hWnd;
	COLORREF m_crBkgnd;
	COLORREF m_crLineColor;

private:
	BOOL m_bEnableResize;
};

#endif // !defined(AFX_VERTICALLINE_H__FBB8916A_DE77_4EA3_9C21_E51E6B06194C__INCLUDED_)