// HorizontalLine.h: interface for the CHorizontalLine class.
//
//////////////////////////////////////////////////////////////////////

#if !defined(AFX_HORIZONTALLINE_H__FBB8916A_DE77_4EA3_9C21_E51E6B06194C__INCLUDED_)
#define AFX_HORIZONTALLINE_H__FBB8916A_DE77_4EA3_9C21_E51E6B06194C__INCLUDED_


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



//====== HorizontalLine =====================================================

#ifndef NOHORIZONTALLINE

#ifdef _WIN32

#define BYHORIZONTALLINE_CLASSA       "BYHorizontalLine"
#define BYHORIZONTALLINE_CLASSW       L"BYHorizontalLine"

#ifdef UNICODE
#define  BYHORIZONTALLINE_CLASS       BYHORIZONTALLINE_CLASSW
#else
#define  BYHORIZONTALLINE_CLASS       BYHORIZONTALLINE_CLASSA
#endif

#else
#define BYHORIZONTALLINE_CLASS        "BYHorizontalLine"
#endif


#define BYSTAG_HORIZONTALLINE		 _T("ISHORIZONTALLINE")


//====== WM_NOTIFY codes (NMHDR.code values) ==================================
#define BYHORIZONTALLINE_FIRST				 (0U-590U)       //
#define BYHORIZONTALLINE_LAST				 (0U-550U)
#define BYHORIZONTALLINE_		 			 (BYHORIZONTALLINE_FIRST - 1)


typedef struct tagBYHORIZONTALLINE_NMHDR
{
	NMHDR		nmhdr;
	DWORD		dwData;
	DWORD		dwData1;
	DWORD		dwData2;
} BYHORIZONTALLINE_NMHDR;



#endif




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


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

public:
	static BOOL RegisterWndClass();
	static CHorizontalLine* 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 OnPaint(WPARAM wParam, LPARAM lParam);

private:
	HWND		m_hWnd;
	COLORREF m_crBkgnd;
	COLORREF m_crLineColor;
};

#endif // !defined(AFX_HORIZONTALLINE_H__FBB8916A_DE77_4EA3_9C21_E51E6B06194C__INCLUDED_)