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楼主 |
发表于 2015-6-1 17:42:36
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我又改进了下,还是不对。。。- #include <windows.h>
- #include <stdlib.h>
- #include<time.h>
- LRESULT CALLBACK WndProc(HWND, UINT, WPARAM, LPARAM);
- int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance,
- PSTR szCmdLine, int iCmdShow)
- {
- static TCHAR szAppName[] = TEXT("HelloWin");
- HWND hwnd;
- MSG msg;
- WNDCLASS wndclass;
- wndclass.style = CS_HREDRAW | CS_VREDRAW;
- wndclass.lpfnWndProc = WndProc;
- wndclass.cbClsExtra = 0;
- wndclass.cbWndExtra = 0;
- 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("This program requires Windows NT!"),
- szAppName, MB_ICONERROR);
- return 0;
- }
- hwnd = CreateWindow(szAppName, // window class name
- TEXT("The Hello Program"), // window caption
- WS_OVERLAPPEDWINDOW, // window style
- CW_USEDEFAULT, // initial x position
- CW_USEDEFAULT, // initial y position
- CW_USEDEFAULT, // initial x size
- CW_USEDEFAULT, // initial y size
- NULL, // parent window handle
- NULL, // window menu handle
- hInstance, // program instance handle
- NULL); // creation parameters
- ShowWindow(hwnd, iCmdShow);
- UpdateWindow(hwnd);
- while (GetMessage(&msg, NULL, 0, 0))
- {
- TranslateMessage(&msg);
- DispatchMessage(&msg);
- }
- return msg.wParam;
- }
- LRESULT CALLBACK WndProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
- {
- HDC hdc;
- HBRUSH hbrush;
- static int cxclient, cyclient;
- int i;
- PAINTSTRUCT ps;
- srand((unsigned)time(NULL));
- COLORREF color[6] = { RGB(rand() % 256, rand() % 256, rand() % 256), RGB(rand() % 256, rand() % 256, rand() % 256), RGB(rand() % 256, rand() % 256, rand() % 256),
- RGB(rand() % 256, rand() % 256, rand() % 256), RGB(rand() % 256, rand() % 256, rand() % 256), RGB(rand() % 256, rand() % 256, rand() % 256) };
- int apt[6] = { HS_HORIZONTAL, HS_BDIAGONAL, HS_VERTICAL, HS_CROSS, HS_FDIAGONAL, HS_DIAGCROSS };
- switch (message)
- {
- case WM_CREATE:
- cxclient = LOWORD(lParam);
- cyclient = HIWORD(lParam);
- return 0;
- case WM_PAINT:
- hdc = BeginPaint(hwnd, &ps);
- for (i = 0; i < 6; i++)
- {
- SelectObject(hdc, CreateHatchBrush(apt[i], color[i]));
- Rectangle(hdc, cxclient*i / 6, 0, cxclient * (i + 1) / 6, cyclient);
- }
- EndPaint(hwnd, &ps);
- return 0;
- case WM_DESTROY:
- PostQuitMessage(0);
- return 0;
- }
- return DefWindowProc(hwnd, message, wParam, lParam);
- }
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