148 lines
4.2 KiB
C
Executable File
148 lines
4.2 KiB
C
Executable File
/*------------------------------------------
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BTNLOOK.C -- Button Look Program
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------------------------------------------*/
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#include <windows.h>
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#include <stdio.h>
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struct
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{
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long style;
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char *text;
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}
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button[] =
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{
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BS_PUSHBUTTON, "PUSHBUTTON",
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BS_DEFPUSHBUTTON, "DEFPUSHBUTTON",
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/* BS_CHECKBOX, "CHECKBOX",
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BS_AUTOCHECKBOX, "AUTOCHECKBOX",
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BS_RADIOBUTTON, "RADIOBUTTON",
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BS_3STATE, "3STATE",
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BS_AUTO3STATE, "AUTO3STATE",
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BS_GROUPBOX, "GROUPBOX",
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BS_USERBUTTON, "USERBUTTON",
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BS_AUTORADIOBUTTON, "AUTORADIOBUTTON",
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BS_PUSHBOX, "PUSHBOX"
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*/};
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#define NUM (sizeof button / sizeof button[0])
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long FAR PASCAL _export WndProc(HWND, WORD, WORD, LONG);
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int PASCAL WinMain(HANDLE hInstance, HANDLE hPrevInstance,
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LPSTR lpszCmdParam, int nCmdShow)
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{
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static char szAppName[] = "BtnLook";
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HWND hwnd;
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MSG msg;
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WNDCLASS wndclass;
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if (!hPrevInstance)
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{
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wndclass.style = CS_HREDRAW | CS_VREDRAW;
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wndclass.lpfnWndProc = WndProc;
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wndclass.cbClsExtra = 0;
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wndclass.cbWndExtra = 0;
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wndclass.hInstance = hInstance;
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wndclass.hIcon = LoadIcon(NULL, IDI_APPLICATION);
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wndclass.hCursor = LoadCursor(NULL, IDC_ARROW);
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wndclass.hbrBackground = GetStockObject(WHITE_BRUSH);
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wndclass.lpszMenuName = NULL;
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wndclass.lpszClassName = szAppName;
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RegisterClass(&wndclass);
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}
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hwnd = CreateWindow(szAppName, "Button Look",
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WS_OVERLAPPEDWINDOW,
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CW_USEDEFAULT, CW_USEDEFAULT,
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CW_USEDEFAULT, CW_USEDEFAULT,
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NULL, NULL, hInstance, NULL);
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ShowWindow(hwnd, nCmdShow);
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UpdateWindow(hwnd);
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while (GetMessage(&msg, NULL, 0, 0))
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{
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TranslateMessage(&msg);
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DispatchMessage(&msg);
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}
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return msg.wParam;
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}
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long FAR PASCAL _export WndProc(HWND hwnd, WORD message, WORD wParam, LONG lParam)
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{
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static char szPrm[] = "wParam LOWORD(lParam) HIWORD(lParam)",
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szTop[] = "Control ID Window Handle Notification",
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szUnd[] = "__________ _____________ ____________",
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szFormat[] = " %5u %4X %5u",
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szBuffer[50];
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static HWND hwndButton[NUM];
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static RECT rect;
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static int cxChar, cyChar;
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HDC hdc;
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PAINTSTRUCT ps;
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int i;
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TEXTMETRIC tm;
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switch (message)
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{
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case WM_CREATE:
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hdc = GetDC(hwnd);
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SelectObject(hdc, GetStockObject(SYSTEM_FIXED_FONT));
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GetTextMetrics(hdc, &tm);
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cxChar = tm.tmAveCharWidth;
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cyChar = tm.tmHeight + tm.tmExternalLeading;
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ReleaseDC(hwnd, hdc);
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for (i = 0; i < NUM; i++)
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hwndButton[i] = CreateWindow("button", button[i].text,
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WS_CHILD | WS_VISIBLE | button[i].style,
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cxChar, cyChar * (1 + 2 * i),
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20 * cxChar, 7 * cyChar / 4,
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hwnd, i,
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((LPCREATESTRUCT) lParam)->hInstance, NULL);
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return 0;
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case WM_SIZE:
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rect.left = 24 * cxChar;
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rect.top = 3 * cyChar;
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rect.right = LOWORD(lParam);
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rect.bottom = HIWORD(lParam);
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return 0;
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case WM_PAINT:
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InvalidateRect(hwnd, &rect, TRUE);
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hdc = BeginPaint(hwnd, &ps);
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SelectObject(hdc, GetStockObject(SYSTEM_FIXED_FONT));
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SetBkMode(hdc, TRANSPARENT);
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TextOut(hdc, 24 * cxChar, 1 * cyChar, szPrm, sizeof szPrm - 1);
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TextOut(hdc, 24 * cxChar, 2 * cyChar, szTop, sizeof szTop - 1);
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TextOut(hdc, 24 * cxChar, 2 * cyChar, szUnd, sizeof szUnd - 1);
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EndPaint(hwnd, &ps);
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return 0;
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case WM_COMMAND:
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/* ScrollWindow(hwnd, 0, -cyChar, &rect, &rect); */
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hdc = GetDC(hwnd);
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SelectObject(hdc, GetStockObject(SYSTEM_FIXED_FONT));
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TextOut(hdc, 24 * cxChar, cyChar * 5, /* (rect.bottom / cyChar - 1), */
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szBuffer, sprintf(szBuffer, szFormat, wParam,
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LOWORD(lParam), HIWORD(lParam)));
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ReleaseDC(hwnd, hdc);
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ValidateRect(hwnd, NULL);
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return 0;
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case WM_DESTROY:
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PostQuitMessage(0);
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return 0;
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}
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return DefWindowProc(hwnd, message, wParam, lParam);
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}
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