mfcexp1_1.cpp

来自「清华 MFC Windows应用程序设计 教材部分源代码」· C++ 代码 · 共 70 行

#include<windows.h>
//声明窗口函数原型
LRESULT CALLBACK WndProc(HWND,UINT,WPARAM,LPARAM);
//---------------------------------------------------------------------------------------------
//主函数
int WINAPI WinMain(HINSTANCE hInstance,
				   HINSTANCE PreInstance,
				   LPSTR lpCmdLine,
				   int nCmdShow)
{
	HWND hwnd;
	MSG  msg;
	char lpszClassName[]="窗口";
	WNDCLASS wc;
	wc.style=0;
	wc.lpfnWndProc=WndProc;
	wc.cbClsExtra=0;
	wc.cbWndExtra=0;
	wc.hInstance=hInstance;
	wc.hIcon=LoadIcon(NULL,IDI_APPLICATION);
	wc.hCursor=LoadCursor(NULL,IDC_ARROW);
	wc.hbrBackground=(HBRUSH)GetStockObject(WHITE_BRUSH);
	wc.lpszMenuName=NULL;
	wc.lpszClassName=lpszClassName;

	RegisterClass(&wc);

	hwnd=CreateWindow(	lpszClassName,
						"Windows",
						WS_OVERLAPPEDWINDOW,
						120,50,800,600,
						NULL,
						NULL,
						hInstance,
						NULL);

	ShowWindow(hwnd,nCmdShow);
	UpdateWindow(hwnd);

	while(GetMessage(&msg,NULL,0,0))
	{
		TranslateMessage(&msg);
		DispatchMessage(&msg);
	}
	return msg.wParam;
}
//---------------------------------------------------------------------------------------------
//处理消息的窗口函数
LRESULT CALLBACK WndProc(HWND hwnd,
						 UINT message,
						 WPARAM wParam,
						 LPARAM lParam)
{
	switch(message)
	{
	case WM_LBUTTONDOWN:
		{
			MessageBeep(0);
		}
		break;
	case WM_DESTROY:
		PostQuitMessage(0);
		break;
	default:
		return DefWindowProc(hwnd,message,wParam,lParam);
	}
	return 0;
}
//-----------------------------------------------------------------------------------------