catchscreendlg.h

QQ 静态截图程序模拟实现

// CatchScreenDlg.h : header file
//

#if !defined(AFX_CATCHSCREENDLG_H__536FDBC8_7DB2_4BEF_8943_70DBE8AD845F__INCLUDED_)
#define AFX_CATCHSCREENDLG_H__536FDBC8_7DB2_4BEF_8943_70DBE8AD845F__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000
#include "Resource.h"
#include "MyEdit.h"
#include "Track.h"
/////////////////////////////////////////////////////////////////////////////
// CCatchScreenDlg dialog

class CCatchScreenDlg : public CDialog
{

//**********************************************************************
public:

	int m_xScreen;
	int m_yScreen;

	BOOL m_bShowMsg;                //显示截取矩形大小信息
	BOOL m_bDraw;                   //是否为截取状态
	BOOL m_bFirstDraw;              //是否为首次截取
	BOOL m_bQuit;                   //是否为退出
	CPoint m_startPt;				//截取矩形左上角
	CTrack m_rectTracker;     //像皮筋类
	CBrush m_brush;					//
    HCURSOR m_hCursor;              //光标
	CBitmap * m_pBitmap;            //背景位图

	CRgn m_rgn;						//背景擦除区域
public:
	HBITMAP CopyScreenToBitmap(LPRECT lpRect,BOOL bSave=FALSE);   //考贝桌面到位图
	void DrawTip();                            //显示操作提示信息
	void DrawMessage(CRect &inRect);       //显示截取矩形信息
	void PaintWindow();               //重画窗口
//**********************************************************************
// Construction
public:
	
	
	CCatchScreenDlg(CWnd* pParent = NULL);	// standard constructor

// Dialog Data
	//{{AFX_DATA(CCatchScreenDlg)
	enum { IDD = IDD_CATCHSCREEN_DIALOG };
	CMyEdit	m_tipEdit;
	//}}AFX_DATA

	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CCatchScreenDlg)
	protected:
	virtual void DoDataExchange(CDataExchange* pDX);	// DDX/DDV support
	//}}AFX_VIRTUAL

// Implementation
protected:
	HICON m_hIcon;

	// Generated message map functions
	//{{AFX_MSG(CCatchScreenDlg)
	virtual BOOL OnInitDialog();
	afx_msg void OnPaint();
	afx_msg HCURSOR OnQueryDragIcon();
	virtual void OnOK();
	virtual void OnCancel();
	afx_msg void OnMouseMove(UINT nFlags, CPoint point);
	afx_msg void OnLButtonDown(UINT nFlags, CPoint point);
	afx_msg void OnLButtonUp(UINT nFlags, CPoint point);
	afx_msg void OnLButtonDblClk(UINT nFlags, CPoint point);
	afx_msg void OnRButtonDown(UINT nFlags, CPoint point);
	afx_msg BOOL OnEraseBkgnd(CDC* pDC);
	afx_msg BOOL OnSetCursor(CWnd* pWnd, UINT nHitTest, UINT message);
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

//{{AFX_INSERT_LOCATION}}
// Microsoft Visual C++ will insert additional declarations immediately before the previous line.

#endif // !defined(AFX_CATCHSCREENDLG_H__536FDBC8_7DB2_4BEF_8943_70DBE8AD845F__INCLUDED_)