reactos/base/applications/fontview/fontview.c

   1 /*
   2  *  fontview
   3  *
   4  *  fontview.c
   5  *
   6  *  Copyright (C) 2007  Timo Kreuzer <timo <dot> kreuzer <at> reactos <dot> org>
   7  *  Copyright (C) 2016-2017  Katayama Hirofumi MZ <katayama.hirofumi.mz@gmail.com>
   8  *
   9  *  This program is free software; you can redistribute it and/or modify
  10  *  it under the terms of the GNU General Public License as published by
  11  *  the Free Software Foundation; either version 2 of the License, or
  12  *  (at your option) any later version.
  13  *
  14  *  This program is distributed in the hope that it will be useful,
  15  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  *  GNU General Public License for more details.
  18  *
  19  *  You should have received a copy of the GNU General Public License along
  20  *  with this program; if not, write to the Free Software Foundation, Inc.,
  21  *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  22  */
  23
  24 #include "precomp.h"
  25
  26 #include <winnls.h>
  27 #include <shellapi.h>
  28 #include <windowsx.h>
  29 #include <winreg.h>
  30
  31 #include "fontview.h"
  32 #include "resource.h"
  33
  34 HINSTANCE g_hInstance;
  35 INT g_FontIndex = 0;
  36 INT g_NumFonts = 0;
  37 LOGFONTW g_LogFonts[64];
  38 LPCWSTR g_fileName;
  39 WCHAR g_FontTitle[1024] = L"";
  40
  41 static const WCHAR g_szFontViewClassName[] = L"FontViewWClass";
  42
  43 /* GetFontResourceInfoW is undocumented */
  44 BOOL WINAPI GetFontResourceInfoW(LPCWSTR lpFileName, DWORD *pdwBufSize, void* lpBuffer, DWORD dwType);
  45
  46 DWORD
  47 FormatString(
  48         DWORD dwFlags,
  49         HINSTANCE hInstance,
  50         DWORD dwStringId,
  51         DWORD dwLanguageId,
  52         LPWSTR lpBuffer,
  53         DWORD nSize,
  54         va_list* Arguments
  55 )
  56 {
  57         DWORD dwRet;
  58         int len;
  59         WCHAR Buffer[1000];
  60
  61         len = LoadStringW(hInstance, dwStringId, (LPWSTR)Buffer, 1000);
  62
  63         if (len)
  64         {
  65                 dwFlags |= FORMAT_MESSAGE_FROM_STRING;
  66                 dwFlags &= ~(FORMAT_MESSAGE_FROM_HMODULE | FORMAT_MESSAGE_FROM_SYSTEM);
  67                 dwRet = FormatMessageW(dwFlags, Buffer, 0, dwLanguageId, lpBuffer, nSize, Arguments);
  68                 return dwRet;
  69         }
  70         return 0;
  71 }
  72
  73 static void
  74 ErrorMsgBox(HWND hParent, DWORD dwMessageId, ...)
  75 {
  76         HLOCAL hMemCaption = NULL;
  77         HLOCAL hMemText = NULL;
  78         va_list args;
  79
  80         va_start(args, dwMessageId);
  81         FormatString(FORMAT_MESSAGE_ALLOCATE_BUFFER,
  82                       NULL, dwMessageId, 0, (LPWSTR)&hMemText, 0, &args);
  83         va_end(args);
  84
  85         FormatString(FORMAT_MESSAGE_ALLOCATE_BUFFER,
  86                       NULL, IDS_ERROR, 0, (LPWSTR)&hMemCaption, 0, NULL);
  87
  88         MessageBoxW(hParent, hMemText, hMemCaption, MB_ICONERROR);
  89
  90         LocalFree(hMemCaption);
  91         LocalFree(hMemText);
  92 }
  93
  94 int WINAPI
  95 wWinMain(HINSTANCE hThisInstance,
  96          HINSTANCE hPrevInstance,
  97          LPWSTR lpCmdLine,
  98          int nCmdShow)
  99 {
 100         int argc;
 101         INT i;
 102         WCHAR** argv;
 103         WCHAR szFileName[MAX_PATH] = L"";
 104         DWORD dwSize;
 105         HWND hMainWnd;
 106         MSG msg;
 107         WNDCLASSEXW wincl;
 108         LPCWSTR fileName;
 109
 110     switch (GetUserDefaultUILanguage())
 111     {
 112     case MAKELANGID(LANG_HEBREW, SUBLANG_DEFAULT):
 113       SetProcessDefaultLayout(LAYOUT_RTL);
 114       break;
 115
 116     default:
 117       break;
 118     }
 119
 120         g_hInstance = hThisInstance;
 121
 122         /* Get unicode command line */
 123         argv = CommandLineToArgvW(GetCommandLineW(), &argc);
 124         if (argc < 2)
 125         {
 126                 OPENFILENAMEW fontOpen;
 127         WCHAR filter[MAX_PATH*2], dialogTitle[MAX_PATH];
 128
 129                 LoadStringW(NULL, IDS_OPEN, dialogTitle, ARRAYSIZE(dialogTitle));
 130                 LoadStringW(NULL, IDS_FILTER_LIST, filter, ARRAYSIZE(filter));
 131
 132                 /* Clears out any values of fontOpen before we use it */
 133                 ZeroMemory(&fontOpen, sizeof(fontOpen));
 134
 135                 /* Sets up the open dialog box */
 136                 fontOpen.lStructSize = sizeof(fontOpen);
 137                 fontOpen.hwndOwner = NULL;
 138                 fontOpen.lpstrFilter = filter;
 139                 fontOpen.lpstrFile = szFileName;
 140                 fontOpen.lpstrTitle = dialogTitle;
 141                 fontOpen.nMaxFile = MAX_PATH;
 142                 fontOpen.Flags = OFN_EXPLORER | OFN_FILEMUSTEXIST | OFN_HIDEREADONLY;
 143                 fontOpen.lpstrDefExt = L"ttf";
 144
 145                 /* Opens up the Open File dialog box in order to chose a font file. */
 146                 if(GetOpenFileNameW(&fontOpen))
 147                 {
 148                         fileName = fontOpen.lpstrFile;
 149                         g_fileName = fileName;
 150                 } else {
 151                         /* If the user decides to close out of the open dialog effectively
 152                         exiting the program altogether */
 153                         return 0;
 154                 }
 155         }
 156         else
 157         {
 158                 /* Try to add the font resource from command line */
 159                 fileName = argv[1];
 160                 g_fileName = fileName;
 161         }
 162
 163         if (!AddFontResourceW(fileName))
 164         {
 165                 ErrorMsgBox(0, IDS_ERROR_NOFONT, fileName);
 166                 return -1;
 167         }
 168
 169         /* Get the font name */
 170         dwSize = sizeof(g_LogFonts);
 171         ZeroMemory(g_LogFonts, sizeof(g_LogFonts));
 172         if (!GetFontResourceInfoW(fileName, &dwSize, g_LogFonts, 2))
 173         {
 174                 ErrorMsgBox(0, IDS_ERROR_NOFONT, fileName);
 175                 return -1;
 176         }
 177         g_NumFonts = 0;
 178         for (i = 0; i < ARRAYSIZE(g_LogFonts); ++i)
 179         {
 180                 if (g_LogFonts[i].lfFaceName[0] == 0)
 181                         break;
 182
 183                 ++g_NumFonts;
 184         }
 185         if (g_NumFonts == 0)
 186         {
 187                 ErrorMsgBox(0, IDS_ERROR_NOFONT, fileName);
 188                 return -1;
 189         }
 190
 191         /* get font title */
 192         dwSize = sizeof(g_FontTitle);
 193         ZeroMemory(g_FontTitle, sizeof(g_FontTitle));
 194         GetFontResourceInfoW(fileName, &dwSize, g_FontTitle, 1);
 195
 196         if (!Display_InitClass(hThisInstance))
 197         {
 198                 ErrorMsgBox(0, IDS_ERROR_NOCLASS);
 199                 return -1;
 200         }
 201
 202         /* The main window class */
 203         wincl.cbSize = sizeof (WNDCLASSEXW);
 204         wincl.style = CS_DBLCLKS;
 205         wincl.lpfnWndProc = MainWndProc;
 206         wincl.cbClsExtra = 0;
 207         wincl.cbWndExtra = 0;
 208         wincl.hInstance = hThisInstance;
 209         wincl.hIcon = LoadIcon (GetModuleHandle(NULL), MAKEINTRESOURCE(IDI_TT));
 210         wincl.hCursor = LoadCursor (NULL, IDC_ARROW);
 211         wincl.hbrBackground = (HBRUSH)COLOR_BACKGROUND;
 212         wincl.lpszMenuName = NULL;
 213         wincl.lpszClassName = g_szFontViewClassName;
 214         wincl.hIconSm = LoadIcon (GetModuleHandle(NULL), MAKEINTRESOURCE(IDI_TT));
 215
 216         /* Register the window class, and if it fails quit the program */
 217         if (!RegisterClassExW (&wincl))
 218         {
 219                 ErrorMsgBox(0, IDS_ERROR_NOCLASS);
 220                 return 0;
 221         }
 222
 223         /* The class is registered, let's create the main window */
 224         hMainWnd = CreateWindowExW(
 225                                 0,                                              /* Extended possibilities for variation */
 226                                 g_szFontViewClassName,  /* Classname */
 227                                 g_FontTitle,                    /* Title Text */
 228                                 WS_OVERLAPPEDWINDOW,    /* default window */
 229                                 CW_USEDEFAULT,                  /* Windows decides the position */
 230                                 CW_USEDEFAULT,                  /* where the window ends up on the screen */
 231                                 544,                                    /* The programs width */
 232                                 375,                                    /* and height in pixels */
 233                                 HWND_DESKTOP,                   /* The window is a child-window to desktop */
 234                                 NULL,                                   /* No menu */
 235                                 hThisInstance,                  /* Program Instance handler */
 236                                 NULL                                    /* No Window Creation data */
 237                         );
 238         ShowWindow(hMainWnd, nCmdShow);
 239
 240         /* Main message loop */
 241         while (GetMessage (&msg, NULL, 0, 0))
 242         {
 243                 if (IsDialogMessage(hMainWnd, &msg))
 244                         continue;
 245                 TranslateMessage(&msg);
 246                 DispatchMessage(&msg);
 247         }
 248
 249         RemoveFontResourceW(argv[1]);
 250
 251         return (int)msg.wParam;
 252 }
 253
 254 static LRESULT
 255 MainWnd_OnCreate(HWND hwnd)
 256 {
 257         WCHAR szQuit[MAX_BUTTONNAME];
 258         WCHAR szPrint[MAX_BUTTONNAME];
 259         WCHAR szString[MAX_STRING];
 260         WCHAR szPrevious[MAX_STRING];
 261         WCHAR szNext[MAX_STRING];
 262         HWND hDisplay, hButtonInstall, hButtonPrint, hButtonPrev, hButtonNext;
 263
 264         /* create the display window */
 265         hDisplay = CreateWindowExW(
 266                                 0,                                              /* Extended style */
 267                                 g_szFontDisplayClassName,       /* Classname */
 268                                 L"",                            /* Title text */
 269                                 WS_CHILD | WS_VSCROLL,  /* Window style */
 270                                 0,                                              /* X-pos */
 271                                 HEADER_SIZE,                    /* Y-Pos */
 272                                 550,                                    /* Width */
 273                                 370-HEADER_SIZE,                /* Height */
 274                                 hwnd,                                   /* Parent */
 275                                 (HMENU)IDC_DISPLAY,             /* Identifier */
 276                                 g_hInstance,                    /* Program Instance handler */
 277                                 NULL                                    /* Window Creation data */
 278                         );
 279
 280         LoadStringW(g_hInstance, IDS_STRING, szString, MAX_STRING);
 281         SendMessage(hDisplay, FVM_SETSTRING, 0, (LPARAM)szString);
 282
 283         /* Create the install button */
 284         LoadStringW(g_hInstance, IDS_INSTALL, szQuit, MAX_BUTTONNAME);
 285         hButtonInstall = CreateWindowExW(
 286                                 0,                                              /* Extended style */
 287                                 L"button",                              /* Classname */
 288                                 szQuit,                                 /* Title text */
 289                                 WS_CHILD | WS_VISIBLE,  /* Window style */
 290                                 BUTTON_POS_X,                   /* X-pos */
 291                                 BUTTON_POS_Y,                   /* Y-Pos */
 292                                 BUTTON_WIDTH,                   /* Width */
 293                                 BUTTON_HEIGHT,                  /* Height */
 294                                 hwnd,                                   /* Parent */
 295                                 (HMENU)IDC_INSTALL,             /* Identifier */
 296                                 g_hInstance,                    /* Program Instance handler */
 297                                 NULL                                    /* Window Creation data */
 298                         );
 299         SendMessage(hButtonInstall, WM_SETFONT, (WPARAM)GetStockObject(DEFAULT_GUI_FONT), (LPARAM)TRUE);
 300
 301         /* Create the print button */
 302         LoadStringW(g_hInstance, IDS_PRINT, szPrint, MAX_BUTTONNAME);
 303         hButtonPrint = CreateWindowExW(
 304                                 0,                                              /* Extended style */
 305                                 L"button",                              /* Classname */
 306                                 szPrint,                                /* Title text */
 307                                 WS_CHILD | WS_VISIBLE,  /* Window style */
 308                                 450,                                    /* X-pos */
 309                                 BUTTON_POS_Y,                   /* Y-Pos */
 310                                 BUTTON_WIDTH,                   /* Width */
 311                                 BUTTON_HEIGHT,                  /* Height */
 312                                 hwnd,                                   /* Parent */
 313                                 (HMENU)IDC_PRINT,               /* Identifier */
 314                                 g_hInstance,                    /* Program Instance handler */
 315                                 NULL                                    /* Window Creation data */
 316                         );
 317         SendMessage(hButtonPrint, WM_SETFONT, (WPARAM)GetStockObject(DEFAULT_GUI_FONT), (LPARAM)TRUE);
 318
 319         /* Create the previous button */
 320         LoadStringW(g_hInstance, IDS_PREVIOUS, szPrevious, MAX_BUTTONNAME);
 321         hButtonPrev = CreateWindowExW(
 322                                 0,                                              /* Extended style */
 323                                 L"button",                              /* Classname */
 324                                 szPrevious,                             /* Title text */
 325                                 WS_CHILD | WS_VISIBLE,  /* Window style */
 326                                 450,                                    /* X-pos */
 327                                 BUTTON_POS_Y,                   /* Y-Pos */
 328                                 BUTTON_WIDTH,                   /* Width */
 329                                 BUTTON_HEIGHT,                  /* Height */
 330                                 hwnd,                                   /* Parent */
 331                                 (HMENU)IDC_PREV,                /* Identifier */
 332                                 g_hInstance,                    /* Program Instance handler */
 333                                 NULL                                    /* Window Creation data */
 334                         );
 335         SendMessage(hButtonPrev, WM_SETFONT, (WPARAM)GetStockObject(DEFAULT_GUI_FONT), (LPARAM)TRUE);
 336
 337         /* Create the next button */
 338         LoadStringW(g_hInstance, IDS_NEXT, szNext, MAX_BUTTONNAME);
 339         hButtonNext = CreateWindowExW(
 340                                 0,                                              /* Extended style */
 341                                 L"button",                              /* Classname */
 342                                 szNext,                                 /* Title text */
 343                                 WS_CHILD | WS_VISIBLE,  /* Window style */
 344                                 450,                                    /* X-pos */
 345                                 BUTTON_POS_Y,                   /* Y-Pos */
 346                                 BUTTON_WIDTH,                   /* Width */
 347                                 BUTTON_HEIGHT,                  /* Height */
 348                                 hwnd,                                   /* Parent */
 349                                 (HMENU)IDC_NEXT,                /* Identifier */
 350                                 g_hInstance,                    /* Program Instance handler */
 351                                 NULL                                    /* Window Creation data */
 352                         );
 353         SendMessage(hButtonNext, WM_SETFONT, (WPARAM)GetStockObject(DEFAULT_GUI_FONT), (LPARAM)TRUE);
 354
 355         EnableWindow(hButtonPrev, FALSE);
 356         if (g_NumFonts <= 1)
 357                 EnableWindow(hButtonNext, FALSE);
 358
 359         /* Init the display window with the font name */
 360         g_FontIndex = 0;
 361         SendMessage(hDisplay, FVM_SETTYPEFACE, 0, (LPARAM)&g_LogFonts[g_FontIndex]);
 362         ShowWindow(hDisplay, SW_SHOWNORMAL);
 363
 364         return 0;
 365 }
 366
 367 static LRESULT
 368 MainWnd_OnSize(HWND hwnd)
 369 {
 370         RECT rc;
 371         HWND hInstall, hPrint, hPrev, hNext, hDisplay;
 372         HDWP hDWP;
 373
 374         GetClientRect(hwnd, &rc);
 375
 376         hDWP = BeginDeferWindowPos(5);
 377
 378         hInstall = GetDlgItem(hwnd, IDC_INSTALL);
 379         if (hDWP)
 380                 hDWP = DeferWindowPos(hDWP, hInstall, NULL, BUTTON_POS_X, BUTTON_POS_Y, BUTTON_WIDTH, BUTTON_HEIGHT, SWP_NOZORDER);
 381
 382         hPrint = GetDlgItem(hwnd, IDC_PRINT);
 383         if (hDWP)
 384                 hDWP = DeferWindowPos(hDWP, hPrint, NULL, BUTTON_POS_X + BUTTON_WIDTH + BUTTON_PADDING, BUTTON_POS_Y, BUTTON_WIDTH, BUTTON_HEIGHT, SWP_NOZORDER);
 385
 386         hPrev = GetDlgItem(hwnd, IDC_PREV);
 387         if (hDWP)
 388                 hDWP = DeferWindowPos(hDWP, hPrev, NULL, rc.right - (BUTTON_WIDTH * 2 + BUTTON_PADDING + BUTTON_POS_X), BUTTON_POS_Y, BUTTON_WIDTH, BUTTON_HEIGHT, SWP_NOZORDER);
 389
 390         hNext = GetDlgItem(hwnd, IDC_NEXT);
 391         if (hDWP)
 392                 hDWP = DeferWindowPos(hDWP, hNext, NULL, rc.right - (BUTTON_WIDTH + BUTTON_POS_X), BUTTON_POS_Y, BUTTON_WIDTH, BUTTON_HEIGHT, SWP_NOZORDER);
 393
 394         hDisplay = GetDlgItem(hwnd, IDC_DISPLAY);
 395         if (hDWP)
 396                 hDWP = DeferWindowPos(hDWP, hDisplay, NULL, 0, HEADER_SIZE, rc.right, rc.bottom - HEADER_SIZE, SWP_NOZORDER);
 397
 398         EndDeferWindowPos(hDWP);
 399
 400         InvalidateRect(hwnd, NULL, TRUE);
 401
 402         return 0;
 403 }
 404
 405 static LRESULT
 406 MainWnd_OnPaint(HWND hwnd)
 407 {
 408         HDC hDC;
 409         PAINTSTRUCT ps;
 410         RECT rc;
 411
 412         hDC = BeginPaint(hwnd, &ps);
 413         GetClientRect(hwnd, &rc);
 414         rc.top = HEADER_SIZE - 2;
 415         rc.bottom = HEADER_SIZE;
 416         FillRect(hDC, &rc, GetStockObject(GRAY_BRUSH));
 417         EndPaint(hwnd, &ps);
 418         return 0;
 419 }
 420
 421 static LRESULT
 422 MainWnd_OnInstall(HWND hwnd)
 423 {
 424     WCHAR szFullName[64];
 425
 426     WCHAR szSrcPath[MAX_PATH];
 427     WCHAR szDestPath[MAX_PATH];
 428     PWSTR pszFileName;
 429     LONG res;
 430     HKEY hKey;
 431
 432     SendDlgItemMessage(hwnd, IDC_DISPLAY, FVM_GETFULLNAME, 64, (LPARAM)szFullName);
 433 //    MessageBoxW(hwnd, szFullName, L"Debug", MB_OK);
 434
 435     /* First, we have to find out if the font still exists */
 436     if (GetFileAttributes(g_fileName) == INVALID_FILE_ATTRIBUTES)
 437     {
 438         /* Fail, if the source file does not exist */
 439         ErrorMsgBox(0, IDS_ERROR_NOFONT, g_fileName);
 440         return -1;
 441     }
 442
 443     /* Build the full destination file name */
 444     GetFullPathNameW(g_fileName, MAX_PATH, szSrcPath, &pszFileName);
 445
 446     GetWindowsDirectoryW(szDestPath, MAX_PATH);
 447     wcscat(szDestPath, L"\\Fonts\\");
 448     wcscat(szDestPath, pszFileName);
 449
 450     /* Debug Message */
 451 //    MessageBoxW(hwnd, szDestPath, L"szDestPath", MB_OK);
 452 //    MessageBoxW(hwnd, pszFileName, L"pszFileExt", MB_OK);
 453
 454     /* Check if the file already exists */
 455     if (GetFileAttributesW(szDestPath) != INVALID_FILE_ATTRIBUTES)
 456     {
 457         MessageBoxW(hwnd, L"This font is already installed!", L"Already Installed", MB_OK);
 458         return 0;
 459     }
 460
 461     /* Copy the font file */
 462     if (!CopyFileW(g_fileName, szDestPath, TRUE))
 463     {
 464         MessageBoxW(hwnd,L"Failed to copy the font file!", L"File Error", MB_OK);
 465         return -1;
 466     }
 467
 468     /* Open the fonts key */
 469     res = RegOpenKeyExW(HKEY_LOCAL_MACHINE,
 470                         L"SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Fonts",
 471                         0,
 472                         KEY_ALL_ACCESS,
 473                         &hKey);
 474     if (res != ERROR_SUCCESS)
 475     {
 476         MessageBoxW(hwnd, L"Failed top open the fonts key!", L"Debug1", MB_OK);
 477         return -1;
 478     }
 479
 480     /* Register the font */
 481     res = RegSetValueExW(hKey,
 482                          szFullName,
 483                          0,
 484                          REG_SZ,
 485                          (LPBYTE)pszFileName,
 486                          (wcslen(pszFileName) + 1) * sizeof(WCHAR));
 487     if (res != ERROR_SUCCESS)
 488     {
 489         MessageBoxW(hwnd, L"Failed to register the new font!", L"Debug2", MB_OK);
 490         RegCloseKey(hKey);
 491         return -1;
 492     }
 493
 494     /* Close the fonts key */
 495     RegCloseKey(hKey);
 496
 497     /* if all of this goes correctly, message the user about success */
 498     MessageBoxW(hwnd, L"Font Installation Completed.", L"Success", MB_OK);
 499
 500     return 0;
 501 }
 502
 503 static LRESULT
 504 MainWnd_OnPrev(HWND hwnd)
 505 {
 506         HWND hDisplay;
 507         if (g_FontIndex > 0)
 508         {
 509                 --g_FontIndex;
 510                 EnableWindow(GetDlgItem(hwnd, IDC_NEXT), TRUE);
 511                 if (g_FontIndex == 0)
 512                         EnableWindow(GetDlgItem(hwnd, IDC_PREV), FALSE);
 513
 514                 hDisplay = GetDlgItem(hwnd, IDC_DISPLAY);
 515                 SendMessage(hDisplay, FVM_SETTYPEFACE, 0, (LPARAM)&g_LogFonts[g_FontIndex]);
 516                 InvalidateRect(hDisplay, NULL, TRUE);
 517         }
 518         return 0;
 519 }
 520
 521 static LRESULT
 522 MainWnd_OnNext(HWND hwnd)
 523 {
 524         HWND hDisplay;
 525         if (g_FontIndex + 1 < g_NumFonts)
 526         {
 527                 ++g_FontIndex;
 528                 EnableWindow(GetDlgItem(hwnd, IDC_PREV), TRUE);
 529                 if (g_FontIndex == g_NumFonts - 1)
 530                         EnableWindow(GetDlgItem(hwnd, IDC_NEXT), FALSE);
 531
 532                 hDisplay = GetDlgItem(hwnd, IDC_DISPLAY);
 533                 SendMessage(hDisplay, FVM_SETTYPEFACE, 0, (LPARAM)&g_LogFonts[g_FontIndex]);
 534                 InvalidateRect(hDisplay, NULL, TRUE);
 535         }
 536         return 0;
 537 }
 538
 539 LRESULT CALLBACK
 540 MainWndProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
 541 {
 542     switch (message)
 543     {
 544                 case WM_CREATE:
 545                         return MainWnd_OnCreate(hwnd);
 546
 547                 case WM_PAINT:
 548                         return MainWnd_OnPaint(hwnd);
 549
 550                 case WM_SIZE:
 551                         return MainWnd_OnSize(hwnd);
 552
 553                 case WM_COMMAND:
 554                         switch(LOWORD(wParam))
 555                         {
 556                                 case IDC_INSTALL:
 557                                         return MainWnd_OnInstall(hwnd);
 558
 559                                 case IDC_PRINT:
 560                                         return Display_OnPrint(hwnd);
 561
 562                                 case IDC_PREV:
 563                                         return MainWnd_OnPrev(hwnd);
 564
 565                                 case IDC_NEXT:
 566                                         return MainWnd_OnNext(hwnd);
 567                         }
 568                         break;
 569
 570                 case WM_DESTROY:
 571                         PostQuitMessage (0);    /* send a WM_QUIT to the message queue */
 572                         break;
 573
 574                 default:                                        /* for messages that we don't deal with */
 575                         return DefWindowProcW(hwnd, message, wParam, lParam);
 576         }
 577
 578         return 0;
 579 }
 580
 581 /* EOF */