用C++语言编写的黄旭计时器

#include "windows.h" #include "resource.h" int x=200; //图形变化的X坐标 LRESULT CALLBACK WndProc(HWND,UINT,WPARAM,LPARAM); int WINAPI WinMain(HINSTANCE hInstance,HINSTANCE hPrevInstance,PSTR lpszCmdLine,int nCmdShow) { HWND hwnd; MSG Msg; WNDCLASS wndclass; //WNDCLASSEX wndclass; static char lpszClassName[]="窗口"; char lpszTitle[]=" 黄旭窗口"; wndclass.style=CS_HREDRAW|CS_VREDRAW|CS_DBLCLKS ; //wndclass.cbSize=sizeof(wndclass); wndclass.lpfnWndProc=WndProc; wndclass.cbClsExtra=0; wndclass.cbWndExtra=0; wndclass.hInstance=hInstance; //wndclass.hIcon=LoadIcon(hInstance,IDI_APPLICATION); wndclass.hIcon=LoadIcon(hInstance,MAKEINTRESOURCE(IDI_ICON1)); //wndclass.hIcon=LoadIcon(NULL,MAKEINTRESOURCE(IDI_ICON2)); wndclass.hCursor=LoadCursor(NULL,IDC_CROSS); //wndclass.hCursor=LoadCursor(NULL,IDC_IBEAM); //加载相应的光标 //wndclass.hIconSm=LoadIcon(NULL,IDI_APPLICATION); //wndclass.hbrBackground=(HBRUSH)GetStockObject(BLACK_BRUSH); wndclass.hbrBackground=(HBRUSH)GetStockObject(WHITE_BRUSH); wndclass.lpszMenuName=NULL; wndclass.lpszClassName=lpszClassName; if(!RegisterClass(&wndclass)) { MessageBeep(0); return FALSE; } hwnd=CreateWindow(lpszClassName,lpszTitle,WS_OVERLAPPEDWINDOW|WS_HSCROLL|WS_VSCROLL ,0,0,400,400,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 LRESULT CALLBACK WndProc(HWND hWnd,UINT message,WPARAM wParam,LPARAM lParam) { HDC hDC; HBRUSH hB1,hB2,hB3; PAINTSTRUCT PtStr; switch(message) { case WM_PAINT: hDC=BeginPaint(hWnd,&PtStr); SetMapMode(hDC,MM_ANISOTROPIC); hB1=CreateSolidBrush(RGB(255,0,0)); hB2=CreateSolidBrush(RGB(0,255,0)); hB3=CreateSolidBrush(RGB(0,0,255)); SelectObject(hDC,hB1); Rectangle(hDC,0,0,400,400); Sleep(1000); SelectObject(hDC,hB2); Rectangle(hDC,0,0,400,400); Sleep(1000); SelectObject(hDC,hB3); Rectangle(hDC,0,0,400,400); Sleep(1000); InvalidateRect(hWnd,NULL,1); //重绘窗口区域. EndPaint(hWnd,&PtStr); //结束绘图 return(0); case WM_DESTROY: PostQuitMessage(0); return (0); } return DefWindowProc(hWnd,message,wParam,lParam); }