耐得住寂寞,禁得起诱惑,这就是程序人生
步骤:
1.在WinMain中定义各种变量
2.注册窗口类RegisterClass
3.创建窗口CreateWindow
4.显示窗口和更新窗口
ShowWindow (hwnd, iCmdShow) ;
UpdateWindow (hwnd) ;
5.消息循环
while (GetMessage (&msg, NULL, 0, 0))
{
TranslateMessage (&msg) ;
DispatchMessage (&msg) ;
}
{
TranslateMessage (&msg) ;
DispatchMessage (&msg) ;
}
#include <windows.h> LRESULT CALLBACK MyProc(HWND hwnd,UINT message,WPARAM wParam,LPARAM lParam); int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nShowCmd ) { MSG msg; HWND hwnd; static TCHAR szAppName[] = "hl"; WNDCLASS wndclass; wndclass.style = CS_HREDRAW | CS_VREDRAW; wndclass.cbClsExtra = 0; wndclass.cbWndExtra = 0; wndclass.lpfnWndProc = MyProc; wndclass.hInstance = hInstance; wndclass.hIcon = LoadIcon(NULL,IDI_APPLICATION); wndclass.hCursor = LoadCursor(NULL,IDC_ARROW); wndclass.hbrBackground= (HBRUSH)GetStockObject(WHITE_BRUSH); wndclass.lpszMenuName = NULL; wndclass.lpszClassName= szAppName; if(!RegisterClass(&wndclass)) { MessageBox(NULL,TEXT("error"),TEXT("title"),MB_ICONERROR); return 0; } hwnd = CreateWindow(szAppName, TEXT("Hello"), WS_OVERLAPPEDWINDOW, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, NULL, NULL, hInstance, NULL ); ShowWindow(hwnd,nShowCmd); UpdateWindow(hwnd); while(GetMessage(&msg,hwnd,0,0)) { TranslateMessage(&msg); DispatchMessage(&msg); } return msg.wParam; } LRESULT CALLBACK MyProc(HWND hwnd,UINT message,WPARAM wParam,LPARAM lParam) { switch(message) { case WM_DESTROY: PostQuitMessage(0); return 0; } return DefWindowProc(hwnd,message,wParam,lParam); }
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