Annotation of OpenXM_contrib/gnuplot/win/wpause.c, Revision 1.1
1.1 ! maekawa 1: #ifndef lint
! 2: static char *RCSid = "$Id: wpause.c,v 1.8 1998/03/22 22:35:29 drd Exp $";
! 3: #endif
! 4:
! 5: /* GNUPLOT - win/wpause.c */
! 6: /*[
! 7: * Copyright 1992, 1993, 1998 Russell Lang
! 8: *
! 9: * Permission to use, copy, and distribute this software and its
! 10: * documentation for any purpose with or without fee is hereby granted,
! 11: * provided that the above copyright notice appear in all copies and
! 12: * that both that copyright notice and this permission notice appear
! 13: * in supporting documentation.
! 14: *
! 15: * Permission to modify the software is granted, but not the right to
! 16: * distribute the complete modified source code. Modifications are to
! 17: * be distributed as patches to the released version. Permission to
! 18: * distribute binaries produced by compiling modified sources is granted,
! 19: * provided you
! 20: * 1. distribute the corresponding source modifications from the
! 21: * released version in the form of a patch file along with the binaries,
! 22: * 2. add special version identification to distinguish your version
! 23: * in addition to the base release version number,
! 24: * 3. provide your name and address as the primary contact for the
! 25: * support of your modified version, and
! 26: * 4. retain our contact information in regard to use of the base
! 27: * software.
! 28: * Permission to distribute the released version of the source code along
! 29: * with corresponding source modifications in the form of a patch file is
! 30: * granted with same provisions 2 through 4 for binary distributions.
! 31: *
! 32: * This software is provided "as is" without express or implied warranty
! 33: * to the extent permitted by applicable law.
! 34: ]*/
! 35:
! 36: /*
! 37: * AUTHORS
! 38: *
! 39: * Russell Lang
! 40: *
! 41: * Send your comments or suggestions to
! 42: * info-gnuplot@dartmouth.edu.
! 43: * This is a mailing list; to join it send a note to
! 44: * majordomo@dartmouth.edu.
! 45: * Send bug reports to
! 46: * bug-gnuplot@dartmouth.edu.
! 47: */
! 48: /* PauseBox() */
! 49:
! 50: /* MessageBox ALWAYS appears in the middle of the screen so instead */
! 51: /* we use this PauseBox so we can decide where it is to be placed */
! 52:
! 53: #define STRICT
! 54: #include <windows.h>
! 55: #include <windowsx.h>
! 56: #include <string.h>
! 57: #include "wgnuplib.h"
! 58: #include "wresourc.h"
! 59: #include "wcommon.h"
! 60:
! 61: /* Pause Window */
! 62: LRESULT CALLBACK WINEXPORT WndPauseProc(HWND, UINT, WPARAM, LPARAM);
! 63: LRESULT CALLBACK WINEXPORT PauseButtonProc(HWND, UINT, WPARAM, LPARAM);
! 64:
! 65: /* Create Pause Class */
! 66: /* called from PauseBox the first time a pause window is created */
! 67: void
! 68: CreatePauseClass(LPPW lppw)
! 69: {
! 70: WNDCLASS wndclass;
! 71:
! 72: wndclass.style = 0;
! 73: wndclass.lpfnWndProc = (WNDPROC)WndPauseProc;
! 74: wndclass.cbClsExtra = 0;
! 75: wndclass.cbWndExtra = sizeof(void FAR *);
! 76: wndclass.hInstance = lppw->hInstance;
! 77: wndclass.hIcon = NULL;
! 78: wndclass.hCursor = LoadCursor(NULL, IDC_ARROW);
! 79: wndclass.hbrBackground = (HBRUSH)(COLOR_BTNFACE+1);
! 80: wndclass.lpszMenuName = NULL;
! 81: wndclass.lpszClassName = szPauseClass;
! 82: RegisterClass(&wndclass);
! 83: }
! 84:
! 85: /* PauseBox */
! 86: int WDPROC
! 87: PauseBox(LPPW lppw)
! 88: {
! 89: MSG msg;
! 90: HDC hdc;
! 91: int width, height;
! 92: TEXTMETRIC tm;
! 93: RECT rect;
! 94:
! 95: if (!lppw->hPrevInstance)
! 96: CreatePauseClass(lppw);
! 97: GetWindowRect(GetDesktopWindow(), &rect);
! 98: if ( (lppw->Origin.x == CW_USEDEFAULT) || (lppw->Origin.x == 0) )
! 99: lppw->Origin.x = (rect.right + rect.left) / 2;
! 100: if ( (lppw->Origin.y == CW_USEDEFAULT) || (lppw->Origin.y == 0) )
! 101: lppw->Origin.y = (rect.bottom + rect.top) / 2;
! 102:
! 103: hdc = GetDC(NULL);
! 104: SelectObject(hdc, GetStockObject(SYSTEM_FIXED_FONT));
! 105: GetTextMetrics(hdc, &tm);
! 106: width = max(24,4+_fstrlen(lppw->Message)) * tm.tmAveCharWidth;
! 107: width = min(width, rect.right-rect.left);
! 108: height = 28 * (tm.tmHeight + tm.tmExternalLeading) / 4;
! 109: ReleaseDC(NULL,hdc);
! 110:
! 111: #ifndef WIN32
! 112: lppw->lpfnPauseButtonProc =
! 113: #ifdef __DLL__
! 114: (WNDPROC)GetProcAddress(hdllInstance, "PauseButtonProc");
! 115: #else
! 116: (WNDPROC)MakeProcInstance((FARPROC)PauseButtonProc ,hdllInstance);
! 117: #endif
! 118: #endif
! 119: lppw->hWndPause = CreateWindowEx(WS_EX_DLGMODALFRAME,
! 120: szPauseClass, lppw->Title,
! 121: /* HBB 981202: WS_POPUPWINDOW would have WS_SYSMENU in it, but we don't
! 122: * want, nor need, a System menu in our Pause windows. Actually, it was
! 123: * emptied manually, in the WM_CREATE handler below, in the original code.
! 124: * This solution seems cleaner. */
! 125: WS_POPUP | WS_BORDER | WS_CAPTION,
! 126: lppw->Origin.x - width/2, lppw->Origin.y - height/2,
! 127: width, height,
! 128: lppw->hWndParent, NULL, lppw->hInstance, lppw);
! 129: ShowWindow(lppw->hWndPause, SW_SHOWNORMAL);
! 130: BringWindowToTop(lppw->hWndPause);
! 131: UpdateWindow(lppw->hWndPause);
! 132:
! 133: lppw->bPause = TRUE;
! 134: lppw->bPauseCancel = IDCANCEL;
! 135: while (lppw->bPause)
! 136: while (PeekMessage(&msg, 0, 0, 0, PM_REMOVE)) {
! 137: /* wait until window closed */
! 138: TranslateMessage(&msg);
! 139: DispatchMessage(&msg);
! 140: }
! 141: DestroyWindow(lppw->hWndPause);
! 142: #ifndef WIN32
! 143: #ifndef __DLL__
! 144: FreeProcInstance((FARPROC)lppw->lpfnPauseButtonProc);
! 145: #endif
! 146: #endif
! 147:
! 148: return(lppw->bPauseCancel);
! 149: }
! 150:
! 151: LRESULT CALLBACK WINEXPORT
! 152: WndPauseProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
! 153: {
! 154: HDC hdc;
! 155: PAINTSTRUCT ps;
! 156: RECT rect;
! 157: TEXTMETRIC tm;
! 158: LPPW lppw;
! 159: int cxChar, cyChar, middle;
! 160:
! 161: lppw = (LPPW)GetWindowLong(hwnd, 0);
! 162:
! 163: switch(message) {
! 164: case WM_KEYDOWN:
! 165: if (wParam == VK_RETURN) {
! 166: if (lppw->bDefOK)
! 167: SendMessage(hwnd, WM_COMMAND, IDOK, 0L);
! 168: else
! 169: SendMessage(hwnd, WM_COMMAND, IDCANCEL, 0L);
! 170: }
! 171: return(0);
! 172: case WM_COMMAND:
! 173: switch(LOWORD(wParam)) {
! 174: case IDCANCEL:
! 175: case IDOK:
! 176: lppw->bPauseCancel = LOWORD(wParam);
! 177: lppw->bPause = FALSE;
! 178: break;
! 179: }
! 180: return(0);
! 181: case WM_SETFOCUS:
! 182: SetFocus(lppw->bDefOK ? lppw->hOK : lppw->hCancel);
! 183: return(0);
! 184: case WM_PAINT:
! 185: {
! 186: hdc = BeginPaint(hwnd, &ps);
! 187: SelectObject(hdc, GetStockObject(SYSTEM_FIXED_FONT));
! 188: SetTextAlign(hdc, TA_CENTER);
! 189: GetClientRect(hwnd, &rect);
! 190: SetBkMode(hdc,TRANSPARENT);
! 191: TextOut(hdc,(rect.right+rect.left)/2, (rect.bottom+rect.top)/6,
! 192: lppw->Message,_fstrlen(lppw->Message));
! 193: EndPaint(hwnd, &ps);
! 194: return 0;
! 195: }
! 196: case WM_CREATE:
! 197: {
! 198: /* HBB 981202 HMENU sysmenu = GetSystemMenu(hwnd, FALSE); */
! 199: lppw = ((CREATESTRUCT FAR *)lParam)->lpCreateParams;
! 200: SetWindowLong(hwnd, 0, (LONG)lppw);
! 201: lppw->hWndPause = hwnd;
! 202: hdc = GetDC(hwnd);
! 203: SelectObject(hdc, GetStockObject(SYSTEM_FIXED_FONT));
! 204: GetTextMetrics(hdc, &tm);
! 205: cxChar = tm.tmAveCharWidth;
! 206: cyChar = tm.tmHeight + tm.tmExternalLeading;
! 207: ReleaseDC(hwnd,hdc);
! 208: middle = ((LPCREATESTRUCT) lParam)->cx / 2;
! 209: lppw->hOK = CreateWindow((LPSTR)"button", (LPSTR)"OK",
! 210: WS_CHILD | WS_VISIBLE | BS_DEFPUSHBUTTON,
! 211: middle - 10*cxChar, 3*cyChar,
! 212: 8*cxChar, 7*cyChar/4,
! 213: hwnd, (HMENU)IDOK,
! 214: ((LPCREATESTRUCT) lParam)->hInstance, NULL);
! 215: lppw->bDefOK = TRUE;
! 216: lppw->hCancel = CreateWindow((LPSTR)"button", (LPSTR)"Cancel",
! 217: WS_CHILD | WS_VISIBLE | BS_PUSHBUTTON,
! 218: middle + 2*cxChar, 3*cyChar,
! 219: 8*cxChar, 7*cyChar/4,
! 220: hwnd, (HMENU)IDCANCEL,
! 221: ((LPCREATESTRUCT) lParam)->hInstance, NULL);
! 222: lppw->lpfnOK = (WNDPROC) GetWindowLong(lppw->hOK, GWL_WNDPROC);
! 223: #ifdef WIN32
! 224: SetWindowLong(lppw->hOK, GWL_WNDPROC, (LONG)PauseButtonProc);
! 225: #else
! 226: SetWindowLong(lppw->hOK, GWL_WNDPROC, (LONG)lppw->lpfnPauseButtonProc);
! 227: #endif
! 228: lppw->lpfnCancel = (WNDPROC) GetWindowLong(lppw->hCancel, GWL_WNDPROC);
! 229: #ifdef WIN32
! 230: SetWindowLong(lppw->hCancel, GWL_WNDPROC, (LONG)PauseButtonProc);
! 231: #else
! 232: SetWindowLong(lppw->hCancel, GWL_WNDPROC, (LONG)lppw->lpfnPauseButtonProc);
! 233: #endif
! 234: if (GetParent(hwnd))
! 235: EnableWindow(GetParent(hwnd),FALSE);
! 236: #if 0 /* HBB 981203 */
! 237: DeleteMenu(sysmenu,SC_RESTORE,MF_BYCOMMAND);
! 238: DeleteMenu(sysmenu,SC_SIZE,MF_BYCOMMAND);
! 239: DeleteMenu(sysmenu,SC_MINIMIZE,MF_BYCOMMAND);
! 240: DeleteMenu(sysmenu,SC_MAXIMIZE,MF_BYCOMMAND);
! 241: DeleteMenu(sysmenu,SC_TASKLIST,MF_BYCOMMAND);
! 242: DeleteMenu(sysmenu,0,MF_BYCOMMAND); /* a separator */
! 243: DeleteMenu(sysmenu,0,MF_BYCOMMAND); /* a separator */
! 244: #endif
! 245: }
! 246: return 0;
! 247: case WM_DESTROY:
! 248: GetWindowRect(hwnd, &rect);
! 249: lppw->Origin.x = (rect.right+rect.left)/2;
! 250: lppw->Origin.y = (rect.bottom+rect.top)/2;
! 251: lppw->bPause = FALSE;
! 252: if (GetParent(hwnd))
! 253: EnableWindow(GetParent(hwnd),TRUE);
! 254: break;
! 255: }
! 256: return DefWindowProc(hwnd, message, wParam, lParam);
! 257: }
! 258:
! 259:
! 260: LRESULT CALLBACK WINEXPORT
! 261: PauseButtonProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
! 262: {
! 263: LPPW lppw;
! 264: #ifdef WIN32
! 265: LONG n = GetWindowLong(hwnd, GWL_ID);
! 266: #else
! 267: WORD n = GetWindowWord(hwnd, GWW_ID);
! 268: #endif
! 269: lppw = (LPPW)GetWindowLong(GetParent(hwnd), 0);
! 270: switch(message) {
! 271: case WM_KEYDOWN:
! 272: switch(wParam) {
! 273: case VK_TAB:
! 274: case VK_BACK:
! 275: case VK_LEFT:
! 276: case VK_RIGHT:
! 277: case VK_UP:
! 278: case VK_DOWN:
! 279: lppw->bDefOK = !(n == IDOK);
! 280: if (lppw->bDefOK) {
! 281: SendMessage(lppw->hOK, BM_SETSTYLE, (WPARAM)BS_DEFPUSHBUTTON, (LPARAM)TRUE);
! 282: SendMessage(lppw->hCancel, BM_SETSTYLE, (WPARAM)BS_PUSHBUTTON, (LPARAM)TRUE);
! 283: SetFocus(lppw->hOK);
! 284: }
! 285: else {
! 286: SendMessage(lppw->hOK, BM_SETSTYLE, (WPARAM)BS_PUSHBUTTON, (LPARAM)TRUE);
! 287: SendMessage(lppw->hCancel, BM_SETSTYLE, (WPARAM)BS_DEFPUSHBUTTON, (LPARAM)TRUE);
! 288: SetFocus(lppw->hCancel);
! 289: }
! 290: break;
! 291: default:
! 292: SendMessage(GetParent(hwnd), message, wParam, lParam);
! 293: }
! 294: break;
! 295: }
! 296: return CallWindowProc(((n == IDOK) ? lppw->lpfnOK : lppw->lpfnCancel),
! 297: hwnd, message, wParam, lParam);
! 298: }
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