第一个VC++程序

运行环境 VS2005 如果在其他环境可能出现问题,  下篇讲解注意的问题

 

WinmMain下载

 

 

 

#include <windows.h>
#include <stdio.h>

LRESULT CALLBACK WinSunProc(
  HWND hwnd, 
  UINT uMsg, 
  WPARAM wParam, 
  LPARAM lParam 
);

int WINAPI WinMain(
  HINSTANCE hInstance, 
  HINSTANCE hPrevInstance, 
  LPSTR lpCmdLine, 
  int nShowCmd 
)
{
	WNDCLASS wndcls;
	wndcls.cbClsExtra = 0;
	wndcls.cbWndExtra = 0;
	wndcls.hbrBackground = (HBRUSH)GetStockObject(WHITE_BRUSH);
	wndcls.hCursor = LoadCursor(NULL, IDC_ARROW);
	wndcls.hIcon = LoadIcon(NULL, IDI_APPLICATION);
	wndcls.hInstance = hInstance;
	wndcls.lpfnWndProc = WinSunProc;
	wndcls.lpszClassName = "ferry2010";
	wndcls.lpszMenuName = NULL;
	wndcls.style = CS_HREDRAW | CS_VREDRAW;
	
	RegisterClass(&wndcls);

	HWND hwnd;
	hwnd = CreateWindow("ferry2010", "渡口网络", WS_OVERLAPPEDWINDOW, CW_USEDEFAULT, CW_USEDEFAULT, 600, 400, NULL, NULL, hInstance, NULL);

	ShowWindow(hwnd, SW_SHOWNORMAL);
	UpdateWindow(hwnd);

	MSG msg;
	while(GetMessage(&msg, NULL, 0, 0))
	{
		TranslateMessage(&msg);
		DispatchMessage(&msg);
	}

	return 0;
}

LRESULT CALLBACK WinSunProc(
  HWND hwnd, 
  UINT uMsg, 
  WPARAM wParam, 
  LPARAM lParam 
)
{
	char showMsg[] = "渡口网络";
	switch(uMsg)
	{
	case WM_CHAR:
		char szChar[20];
		sprintf_s(szChar, "char is %d", wParam);
		MessageBox(hwnd, szChar, "ferry", MB_OK);
		break;
	case WM_LBUTTONDOWN:
		MessageBox(hwnd, "left mouse click", "ferry", MB_OK);
		HDC hdc_L;
		hdc_L = GetDC(hwnd);
		TextOut(hdc_L, 0, 50, "渡口网络", strlen("渡口网络"));
		ReleaseDC(hwnd, hdc_L);
		break;
	case WM_PAINT:
		HDC hdc_P;
		PAINTSTRUCT ps;
		hdc_P = BeginPaint(hwnd, &ps);
		TextOut(hdc_P, 0, 0, "渡口网络欢迎您" , strlen("渡口网络欢迎您"));
		EndPaint(hwnd, &ps);
		break;
	case WM_CLOSE:
		if (IDYES == MessageBox(hwnd, "是否确认关闭窗口", "关闭", MB_YESNO))
		{
			DestroyWindow(hwnd);
		}
		break;
	case WM_DESTROY:
		PostQuitMessage(0);
		break;
	default:
		return DefWindowProc(hwnd, uMsg, wParam, lParam);
	}

	return 0;
}