www.gusucode.com > 智能ABC窗口的实现C#源码程序 > 智能ABC窗口的实现/topwnd/TopWnd/MainWnd.cpp

    // MainWnd.cpp : 实现文件
//

#include "stdafx.h"
#include "TopWnd.h"
#include "MainWnd.h"
#include ".\mainwnd.h"


// CMainWnd

IMPLEMENT_DYNAMIC(CMainWnd, CWnd)

#define FRAMEWIDTH	4

CMainWnd::CMainWnd()
{
	for(int i=0;i<5;i++)m_bBTState[i]=true;
}

CMainWnd::~CMainWnd()
{
}


BEGIN_MESSAGE_MAP(CMainWnd, CWnd)
	ON_WM_CREATE()
	ON_WM_PAINT()
	ON_WM_MOUSEMOVE()
	ON_WM_LBUTTONDOWN()
	ON_COMMAND(ID_QUIT, OnQuitTopWnd)
END_MESSAGE_MAP()



// CMainWnd 消息处理程序


bool CMainWnd::CreateMainWnd(void)
{
	if(!CreateEx(0,
		::AfxRegisterWndClass(0,::LoadCursor(NULL,MAKEINTRESOURCE(IDC_ARROW)),GetSysColorBrush(COLOR_ACTIVEBORDER)),
		NULL,
		WS_POPUP,
		0,0,300,50,
		NULL,
		NULL))
		return false;

	return true;
}

int CMainWnd::OnCreate(LPCREATESTRUCT lpCreateStruct)
{
	if (CWnd::OnCreate(lpCreateStruct) == -1)
		return -1;

	// TODO:  在此添加您专用的创建代码

	//加载光标资源
	m_hCrossCursor=AfxGetApp()->LoadCursor(IDC_CROSSCUR);
	ASSERT(m_hCrossCursor);
	//加载位图资源
	m_BT1_1.LoadBitmap(IDB_BITMAP1_1);
	m_BT2_1.LoadBitmap(IDB_BITMAP2_1);
	m_BT3_1.LoadBitmap(IDB_BITMAP3_1);
	m_BT4_1.LoadBitmap(IDB_BITMAP4_1);
	m_BT5_1.LoadBitmap(IDB_BITMAP5_1);
	m_BT1_2.LoadBitmap(IDB_BITMAP1_2);
	m_BT2_2.LoadBitmap(IDB_BITMAP2_2);
	m_BT3_2.LoadBitmap(IDB_BITMAP3_2);
	m_BT4_2.LoadBitmap(IDB_BITMAP4_2);
	m_BT5_2.LoadBitmap(IDB_BITMAP5_2);	
	//设置每个位图矩形：五个位图紧挨着排列在客户区中间，四周为宽度为FRAMEWIDTH的边框
	m_rcBT1.left=FRAMEWIDTH+0;  m_rcBT1.right=m_rcBT1.left+20; m_rcBT1.top=FRAMEWIDTH+0;m_rcBT1.bottom=m_rcBT1.top+20;
	m_rcBT2.left=m_rcBT1.right; m_rcBT2.right=m_rcBT2.left+40; m_rcBT2.top=FRAMEWIDTH+0;m_rcBT2.bottom=m_rcBT2.top+20;
	m_rcBT3.left=m_rcBT2.right; m_rcBT3.right=m_rcBT3.left+20; m_rcBT3.top=FRAMEWIDTH+0;m_rcBT3.bottom=m_rcBT3.top+20;
	m_rcBT4.left=m_rcBT3.right; m_rcBT4.right=m_rcBT4.left+20; m_rcBT4.top=FRAMEWIDTH+0;m_rcBT4.bottom=m_rcBT4.top+20;
	m_rcBT5.left=m_rcBT4.right; m_rcBT5.right=m_rcBT5.left+20; m_rcBT5.top=FRAMEWIDTH+0;m_rcBT5.bottom=m_rcBT5.top+20;


	//根据客户区尺寸计算并设置窗口尺寸
	CRect rcClient(0,0,120+2*FRAMEWIDTH-1,20+2*FRAMEWIDTH-1);
	SetWindowPos(&wndTopMost,0,0,rcClient.Width(),rcClient.Height(),SWP_NOMOVE|SWP_NOACTIVATE);

	CenterWindow(NULL);

	//加载加速键资源
	m_hAcc=::LoadAccelerators(AfxGetApp()->m_hInstance,MAKEINTRESOURCE(IDR_ACCELERATOR));

	return 0;
}

void CMainWnd::OnPaint()
{
	CPaintDC dc(this); // device context for painting
	// TODO: 在此处添加消息处理程序代码
	// 不为绘图消息调用 CWnd::OnPaint()
	
	CBitmap* pOldBmp;
	CDC  CompatibleDC;
	CompatibleDC.CreateCompatibleDC(&dc);
	
	//绘制第一个按钮
	if(m_bBTState[0])
		pOldBmp=CompatibleDC.SelectObject(&m_BT1_1);
	else
		pOldBmp=CompatibleDC.SelectObject(&m_BT1_2);
	dc.BitBlt(m_rcBT1.left,m_rcBT1.top,m_rcBT1.Width(),m_rcBT1.Height(),&CompatibleDC,0,0,SRCCOPY);

	//绘制第二个按钮
	if(m_bBTState[1])
		CompatibleDC.SelectObject(&m_BT2_1);
	else
		CompatibleDC.SelectObject(&m_BT2_2);
	dc.BitBlt(m_rcBT2.left,m_rcBT2.top,m_rcBT2.Width(),m_rcBT2.Height(),&CompatibleDC,0,0,SRCCOPY);

	//绘制第三个按钮
	if(m_bBTState[2])
		CompatibleDC.SelectObject(&m_BT3_1);
	else
		CompatibleDC.SelectObject(&m_BT3_2);
	dc.BitBlt(m_rcBT3.left,m_rcBT3.top,m_rcBT3.Width(),m_rcBT3.Height(),&CompatibleDC,0,0,SRCCOPY);

	//绘制第四个按钮
	if(m_bBTState[3])
		CompatibleDC.SelectObject(&m_BT4_1);
	else
		CompatibleDC.SelectObject(&m_BT4_2);
	dc.BitBlt(m_rcBT4.left,m_rcBT4.top,m_rcBT4.Width(),m_rcBT4.Height(),&CompatibleDC,0,0,SRCCOPY);

	//绘制第五个按钮
	if(m_bBTState[4])
		CompatibleDC.SelectObject(&m_BT5_1);
	else
		CompatibleDC.SelectObject(&m_BT5_2);
	dc.BitBlt(m_rcBT5.left,m_rcBT5.top,m_rcBT5.Width(),m_rcBT5.Height(),&CompatibleDC,0,0,SRCCOPY);

	//绘制边框
	CRect rcClient;
	GetClientRect(&rcClient);
	dc.Draw3dRect(&rcClient,RGB(192,192,192),RGB(0,0,0));
	rcClient.DeflateRect(1,1,1,1);
	dc.Draw3dRect(&rcClient,RGB(255,255,255),RGB(144,144,144));


	CompatibleDC.SelectObject(pOldBmp);
	
}

void CMainWnd::OnMouseMove(UINT nFlags, CPoint point)
{
	// TODO: 在此添加消息处理程序代码和/或调用默认值

	
	bool bInRegionNow=IsInRegion(point);
	TRACE("Mouse move:(%d,%d) InRegion=%d\n",point.x,point.y,bInRegionNow);	

	if(bInRegionNow)
	{
		SetCursor(m_hCrossCursor);
		if(nFlags&MK_LBUTTON)
		{
			POINT pt;
			pt.x=point.x;pt.y=point.y;
			ClientToScreen(&pt);
			SendMessage(WM_NCLBUTTONDOWN,HTCAPTION,(LPARAM)(pt.x|(pt.y>>16)));
		}
	}

	CWnd::OnMouseMove(nFlags, point);
}

bool CMainWnd::IsInRegion(CPoint pt)
{
	//获取窗口坐标和客户区屏幕坐标
	CRect rcClient,rcButtons;
	GetClientRect(&rcClient);
	rcButtons.SetRect(m_rcBT1.left,m_rcBT1.top,m_rcBT5.right,m_rcBT5.bottom);

	//当在客户区之外，窗口之内时返回true
	if((!rcButtons.PtInRect(pt))&&rcClient.PtInRect(pt))
		return true;

	return false;
}
void CMainWnd::OnLButtonDown(UINT nFlags, CPoint point)
{
	// TODO: 在此添加消息处理程序代码和/或调用默认值
	if(m_rcBT1.PtInRect(point))
	{m_bBTState[0]=!m_bBTState[0];InvalidateRect(&m_rcBT1);}
	else if(m_rcBT2.PtInRect(point))
	{m_bBTState[1]=!m_bBTState[1];InvalidateRect(&m_rcBT2);}
	else if(m_rcBT3.PtInRect(point))
	{m_bBTState[2]=!m_bBTState[2];InvalidateRect(&m_rcBT3);}
	else if(m_rcBT4.PtInRect(point))
	{m_bBTState[3]=!m_bBTState[3];InvalidateRect(&m_rcBT4);}
	else if(m_rcBT5.PtInRect(point))
	{m_bBTState[4]=!m_bBTState[4];InvalidateRect(&m_rcBT5);}

	if(IsInRegion(point))SetCursor(m_hCrossCursor);

	CWnd::OnLButtonDown(nFlags, point);
}

BOOL CMainWnd::PreTranslateMessage(MSG* pMsg)
{
	// TODO: 在此添加专用代码和/或调用基类
	TRACE("PreTranslateMessage: %d\n",TranslateAccelerator(m_hWnd,m_hAcc,pMsg));
	
	return CWnd::PreTranslateMessage(pMsg);
}

void CMainWnd::OnQuitTopWnd()
{
	// TODO: 在此添加命令处理程序代码
	TRACE("Quit\n");
	PostQuitMessage(0);
}