c++ 按钮图片控件

【实例简介】

通过 buttondown  buttonup  模拟按钮 并封装贴图类

【实例截图】

【核心代码】

// ImgWnd.cpp : implementation file
//

#include "stdafx.h"
#include "test1.h"
#include "ImgWnd.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CImgWnd
#pragma comment(lib, "msimg32.lib")
CImgWnd::CImgWnd()
{
	bMyWork=0;
}

CImgWnd::~CImgWnd()
{

}

BEGIN_MESSAGE_MAP(CImgWnd, CStatic)
	//{{AFX_MSG_MAP(CImgWnd)
	ON_WM_PAINT()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CImgWnd message handlers

void CImgWnd::LoadImage(UINT One, UINT Two,UINT Three)
{
	m_bmpOne.LoadBitmap(One);
	m_bmpTwo.LoadBitmap(Two);
	m_bmpThree.LoadBitmap(Three);
}

void CImgWnd::SelectImage(int bWork)
{
	bMyWork=bWork;
	Draw();
//	Invalidate();
}

void CImgWnd::OnPaint() 
{
	CPaintDC dc(this); // device context for painting

	// TODO: Add your message handler code here
	//获得窗口大小
	CRect r;
	GetClientRect(&r);

	//将位图选进设备场景中
	CDC memdc;
	memdc.CreateCompatibleDC( &dc );

	CBitmap* pOldBmp;
	if(bMyWork==0)
	{
		pOldBmp= memdc.SelectObject(&m_bmpOne);
		BITMAP bmp;
		m_bmpOne.GetBitmap(&bmp);	
		TransparentBlt(dc,r.left ,r.top ,bmp.bmWidth,bmp.bmHeight,memdc,0 ,0,bmp.bmWidth,bmp.bmHeight,RGB(255,0,0));
	}
	else if(bMyWork==1)
	{
		pOldBmp= memdc.SelectObject(&m_bmpTwo);
		BITMAP bmp;
		m_bmpTwo.GetBitmap(&bmp);
		TransparentBlt(dc,r.left ,r.top ,bmp.bmWidth,bmp.bmHeight,memdc,0 ,0,bmp.bmWidth,bmp.bmHeight,RGB(255,0,0));
	}
	else
	{
		pOldBmp= memdc.SelectObject(&m_bmpThree);
		BITMAP bmp;
		m_bmpThree.GetBitmap(&bmp);
		TransparentBlt(dc,r.left ,r.top ,bmp.bmWidth,bmp.bmHeight,memdc,0 ,0,bmp.bmWidth,bmp.bmHeight,RGB(255,0,0));
	}	

	//还原
	memdc.SelectObject(pOldBmp);
}

void CImgWnd::Draw()
{

	CClientDC dc(this); // device context for painting
	
	// TODO: Add your message handler code here
	//获得窗口大小
	CRect r;
	GetClientRect(&r);

	//将位图选进设备场景中
	CDC memdc;
	memdc.CreateCompatibleDC( &dc );
	
	CBitmap* pOldBmp;
	if(bMyWork==0)
	{
		pOldBmp= memdc.SelectObject(&m_bmpOne);
		BITMAP bmp;
		if (pOldBmp!=NULL)
		{
			m_bmpOne.GetBitmap(&bmp);	
			TransparentBlt(dc,r.left ,r.top ,bmp.bmWidth,bmp.bmHeight,memdc,0 ,0,bmp.bmWidth,bmp.bmHeight,RGB(255,0,0));
	
		}
	}
	else if(bMyWork==1)
	{
		pOldBmp= memdc.SelectObject(&m_bmpTwo);
		BITMAP bmp;
		if (pOldBmp!=NULL)
		{
			m_bmpTwo.GetBitmap(&bmp);
			TransparentBlt(dc,r.left ,r.top ,bmp.bmWidth,bmp.bmHeight,memdc,0 ,0,bmp.bmWidth,bmp.bmHeight,RGB(255,0,0));
		}

	}
	else
	{
		pOldBmp= memdc.SelectObject(&m_bmpThree);
		BITMAP bmp;
		if (pOldBmp!=NULL)
		{
			m_bmpThree.GetBitmap(&bmp);
			TransparentBlt(dc,r.left ,r.top ,bmp.bmWidth,bmp.bmHeight,memdc,0 ,0,bmp.bmWidth,bmp.bmHeight,RGB(255,0,0));
		}
	}

	//还原
	memdc.SelectObject(pOldBmp);
}

// test1Dlg.cpp : implementation file
//

#include "stdafx.h"
#include "test1.h"
#include "test1Dlg.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CAboutDlg dialog used for App About

class CAboutDlg : public CDialog
{
public:
	CAboutDlg();

// Dialog Data
	//{{AFX_DATA(CAboutDlg)
	enum { IDD = IDD_ABOUTBOX };
	//}}AFX_DATA

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

// Implementation
protected:
	//{{AFX_MSG(CAboutDlg)
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD)
{
	//{{AFX_DATA_INIT(CAboutDlg)
	//}}AFX_DATA_INIT
}

void CAboutDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CAboutDlg)
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)
	//{{AFX_MSG_MAP(CAboutDlg)
		// No message handlers
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CTest1Dlg dialog

CTest1Dlg::CTest1Dlg(CWnd* pParent /*=NULL*/)
	: CDialog(CTest1Dlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CTest1Dlg)
		// NOTE: the ClassWizard will add member initialization here
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CTest1Dlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CTest1Dlg)
	DDX_Control(pDX, IDC_ORIG, m_orig);
    DDX_Control(pDX, IDC_ORIG1, m_orig1);
		// NOTE: the ClassWizard will add DDX and DDV calls here
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CTest1Dlg, CDialog)
	//{{AFX_MSG_MAP(CTest1Dlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_WM_LBUTTONDOWN()
	ON_WM_LBUTTONUP()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CTest1Dlg message handlers

BOOL CTest1Dlg::OnInitDialog()
{
	CDialog::OnInitDialog();

	// Add "About..." menu item to system menu.

	// IDM_ABOUTBOX must be in the system command range.
	ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX);
	ASSERT(IDM_ABOUTBOX < 0xF000);

	CMenu* pSysMenu = GetSystemMenu(FALSE);
	if (pSysMenu != NULL)
	{
		CString strAboutMenu;
		strAboutMenu.LoadString(IDS_ABOUTBOX);
		if (!strAboutMenu.IsEmpty())
		{
			pSysMenu->AppendMenu(MF_SEPARATOR);
			pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu);
		}
	}

	// Set the icon for this dialog.  The framework does this automatically
	//  when the application's main window is not a dialog
	SetIcon(m_hIcon, TRUE);			// Set big icon
	SetIcon(m_hIcon, FALSE);		// Set small icon
	
	// TODO: Add extra initialization here
	m_orig.LoadImage(IDB_BITMAP2,IDB_BITMAP2,IDB_BITMAP1);
    m_orig1.LoadImage(IDB_BITMAP1,IDB_BITMAP1,IDB_BITMAP2);
	m_orig.SelectImage(2);
	m_orig1.SelectImage(2);
	return TRUE;  // return TRUE  unless you set the focus to a control
}

void CTest1Dlg::OnSysCommand(UINT nID, LPARAM lParam)
{
	if ((nID & 0xFFF0) == IDM_ABOUTBOX)
	{
		CAboutDlg dlgAbout;
		dlgAbout.DoModal();
	}
	else
	{
		CDialog::OnSysCommand(nID, lParam);
	}
}

// If you add a minimize button to your dialog, you will need the code below
//  to draw the icon.  For MFC applications using the document/view model,
//  this is automatically done for you by the framework.

void CTest1Dlg::OnPaint() 
{
	if (IsIconic())
	{
		CPaintDC dc(this); // device context for painting

		SendMessage(WM_ICONERASEBKGND, (WPARAM) dc.GetSafeHdc(), 0);

		// Center icon in client rectangle
		int cxIcon = GetSystemMetrics(SM_CXICON);
		int cyIcon = GetSystemMetrics(SM_CYICON);
		CRect rect;
		GetClientRect(&rect);
		int x = (rect.Width() - cxIcon   1) / 2;
		int y = (rect.Height() - cyIcon   1) / 2;

		// Draw the icon
		dc.DrawIcon(x, y, m_hIcon);
	}
	else
	{
		CDialog::OnPaint();
	}
}

// The system calls this to obtain the cursor to display while the user drags
//  the minimized window.
HCURSOR CTest1Dlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

void CTest1Dlg::OnLButtonDown(UINT nFlags, CPoint point) 
{
	// TODO: Add your message handler code here and/or call default
	CRect rect;
	
	m_orig.GetWindowRect(rect);
	ScreenToClient(&rect);
	if (point.x>rect.left&&point.x<rect.right&&point.y>rect.top&&point.y<rect.bottom)
	{
		m_orig.SelectImage(0);
		MessageBox("恩恩你成功了!!!!!!");
		// m_dataarms.laser_stop = 1;   //发送数值为
		// m_socket.SendTo(&m_dataarms,sizeof(DATAARMS_LEFT),6000,"192.168.0.255");//发送数值到
	    
		return;
	}	

	m_orig1.GetWindowRect(rect);
	ScreenToClient(&rect);
	if (point.x>rect.left&&point.x<rect.right&&point.y>rect.top&&point.y<rect.bottom)
	{
		m_orig1.SelectImage(0);
		MessageBox("呦不错呦!!!!!!");
		// m_dataarms.laser_stop = 1;   //发送数值为
		// m_socket.SendTo(&m_dataarms,sizeof(DATAARMS_LEFT),6000,"192.168.0.255");//发送数值到
	    
		return;
	}	

	CDialog::OnLButtonDown(nFlags, point);
}

void CTest1Dlg::OnLButtonUp(UINT nFlags, CPoint point) 
{
	// TODO: Add your message handler code here and/or call default
	m_orig.SelectImage(2);
	m_orig1.SelectImage(2);
	CDialog::OnLButtonUp(nFlags, point);
}