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  *
   8  *  This program is free software; you can redistribute it and/or modify
   9  *  it under the terms of the GNU General Public License as published by
  10  *  the Free Software Foundation; either version 2 of the License, or
  11  *  (at your option) any later version.
  12  *
  13  *  This program is distributed in the hope that it will be useful,
  14  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  *  GNU General Public License for more details.
  17  *
  18  *  You should have received a copy of the GNU General Public License along
  19  *  with this program; if not, write to the Free Software Foundation, Inc.,
  20  *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  21  */
  22
  23 #include "fontview.h"
  24
  25 HINSTANCE g_hInstance;
  26 EXTLOGFONTW g_ExtLogFontW;
  27
  28 static const WCHAR g_szFontViewClassName[] = L"FontViewWClass";
  29
  30 /* Tye definition for the GetFontResourceInfo function */
  31 typedef BOOL (WINAPI *PGFRI)(LPCWSTR, DWORD *, LPVOID, DWORD);
  32
  33 DWORD
  34 FormatString(
  35         DWORD dwFlags,
  36         HINSTANCE hInstance,
  37         DWORD dwStringId,
  38         DWORD dwLanguageId,
  39         LPWSTR lpBuffer,
  40         DWORD nSize,
  41         va_list* Arguments
  42 )
  43 {
  44         DWORD dwRet;
  45         int len;
  46         WCHAR Buffer[1000];
  47
  48         len = LoadStringW(hInstance, dwStringId, (LPWSTR)Buffer, 1000);
  49
  50         if (len)
  51         {
  52                 dwFlags |= FORMAT_MESSAGE_FROM_STRING;
  53                 dwFlags &= ~(FORMAT_MESSAGE_FROM_HMODULE | FORMAT_MESSAGE_FROM_SYSTEM);
  54                 dwRet = FormatMessageW(dwFlags, Buffer, 0, dwLanguageId, lpBuffer, nSize, Arguments);
  55                 return dwRet;
  56         }
  57         return 0;
  58 }
  59
  60 static void
  61 ErrorMsgBox(HWND hParent, DWORD dwCaptionID, DWORD dwMessageId, ...)
  62 {
  63         HLOCAL hMemCaption = NULL;
  64         HLOCAL hMemText = NULL;
  65         va_list args;
  66
  67         va_start(args, dwMessageId);
  68         FormatString(FORMAT_MESSAGE_ALLOCATE_BUFFER,
  69                       NULL, dwMessageId, 0, (LPWSTR)&hMemText, 0, &args);
  70         va_end(args);
  71
  72         FormatString(FORMAT_MESSAGE_ALLOCATE_BUFFER,
  73                       NULL, dwCaptionID, 0, (LPWSTR)&hMemCaption, 0, NULL);
  74
  75         MessageBoxW(hParent, hMemText, hMemCaption, MB_ICONERROR);
  76
  77         LocalFree(hMemCaption);
  78         LocalFree(hMemText);
  79 }
  80
  81 int WINAPI
  82 WinMain (HINSTANCE hThisInstance,
  83          HINSTANCE hPrevInstance,
  84          LPSTR lpCmdLine,
  85          int nCmdShow)
  86 {
  87         int argc;
  88         WCHAR** argv;
  89         DWORD dwSize;
  90         HWND hMainWnd;
  91         MSG msg;
  92         WNDCLASSEXW wincl;
  93         HINSTANCE hDLL;
  94         PGFRI GetFontResourceInfoW;
  95
  96         g_hInstance = hThisInstance;
  97
  98         /* Get unicode command line */
  99         argv = CommandLineToArgvW(GetCommandLineW(), &argc);
 100         if (argc < 2)
 101         {
 102                 ErrorMsgBox(0, IDS_ERROR, IDS_ERROR_BADCMD, argv[1]);
 103                 return -1;
 104         }
 105
 106         /* Try to add the font resource */
 107         if (!AddFontResourceW(argv[1]))
 108         {
 109                 ErrorMsgBox(0, IDS_ERROR, IDS_ERROR_NOFONT, argv[1]);
 110                 return -1;
 111         }
 112
 113         /* Load the GetFontResourceInfo function from gdi32.dll */
 114         hDLL = LoadLibraryW(L"GDI32.DLL");
 115         GetFontResourceInfoW = (PGFRI)GetProcAddress(hDLL, "GetFontResourceInfoW");
 116
 117         /* Get the font name */
 118         dwSize = sizeof(g_ExtLogFontW.elfFullName);
 119         if (!GetFontResourceInfoW(argv[1], &dwSize, g_ExtLogFontW.elfFullName, 1))
 120         {
 121                 ErrorMsgBox(0, IDS_ERROR, IDS_ERROR_NOFONT, argv[1]);
 122                 return -1;
 123         }
 124
 125         dwSize = sizeof(LOGFONTW);
 126         if (!GetFontResourceInfoW(argv[1], &dwSize, &g_ExtLogFontW.elfLogFont, 2))
 127         {
 128                 ErrorMsgBox(0, IDS_ERROR, IDS_ERROR_NOFONT, argv[1]);
 129                 return -1;
 130         }
 131
 132         if (!Display_InitClass(hThisInstance))
 133         {
 134                 ErrorMsgBox(0, IDS_ERROR, IDS_ERROR_NOCLASS);
 135                 return -1;
 136         }
 137
 138         /* The main window class */
 139         wincl.cbSize = sizeof (WNDCLASSEXW);
 140         wincl.style = CS_DBLCLKS;
 141         wincl.lpfnWndProc = MainWndProc;
 142         wincl.cbClsExtra = 0;
 143         wincl.cbWndExtra = 0;
 144         wincl.hInstance = hThisInstance;
 145         wincl.hIcon = LoadIcon (NULL, IDI_APPLICATION);
 146         wincl.hCursor = LoadCursor (NULL, IDC_ARROW);
 147         wincl.hbrBackground = (HBRUSH)COLOR_BACKGROUND;
 148         wincl.lpszMenuName = NULL;
 149         wincl.lpszClassName = g_szFontViewClassName;
 150         wincl.hIconSm = LoadIcon (NULL, IDI_APPLICATION);
 151
 152         /* Register the window class, and if it fails quit the program */
 153         if (!RegisterClassExW (&wincl))
 154         {
 155                 ErrorMsgBox(0, IDS_ERROR, IDS_ERROR_NOCLASS);
 156                 return 0;
 157         }
 158
 159         /* The class is registered, let's create the main window */
 160         hMainWnd = CreateWindowExW(
 161                                 0,                                              /* Extended possibilites for variation */
 162                                 g_szFontViewClassName,  /* Classname */
 163                                 g_ExtLogFontW.elfFullName,/* Title Text */
 164                                 WS_OVERLAPPEDWINDOW,    /* default window */
 165                                 CW_USEDEFAULT,                  /* Windows decides the position */
 166                                 CW_USEDEFAULT,                  /* where the window ends up on the screen */
 167                                 544,                                    /* The programs width */
 168                                 375,                                    /* and height in pixels */
 169                                 HWND_DESKTOP,                   /* The window is a child-window to desktop */
 170                                 NULL,                                   /* No menu */
 171                                 hThisInstance,                  /* Program Instance handler */
 172                                 NULL                                    /* No Window Creation data */
 173                         );
 174         ShowWindow(hMainWnd, nCmdShow);
 175
 176         /* Main message loop */
 177         while (GetMessage (&msg, NULL, 0, 0))
 178         {
 179                 TranslateMessage(&msg);
 180                 DispatchMessage(&msg);
 181         }
 182
 183         RemoveFontResourceW(argv[1]);
 184
 185         return msg.wParam;
 186 }
 187
 188 static LRESULT
 189 MainWnd_OnCreate(HWND hwnd)
 190 {
 191         WCHAR szQuit[MAX_BUTTONNAME];
 192         WCHAR szPrint[MAX_BUTTONNAME];
 193         WCHAR szString[MAX_STRING];
 194         HWND hDisplay, hButtonQuit, hButtonPrint;
 195
 196         /* create the display window */
 197         hDisplay = CreateWindowExW(
 198                                 0,                                              /* Extended style */
 199                                 g_szFontDisplayClassName,       /* Classname */
 200                                 L"",                            /* Title text */
 201                                 WS_CHILD | WS_VSCROLL,  /* Window style */
 202                                 0,                                              /* X-pos */
 203                                 HEADER_SIZE,                    /* Y-Pos */
 204                                 550,                                    /* Width */
 205                                 370-HEADER_SIZE,                /* Height */
 206                                 hwnd,                                   /* Parent */
 207                                 (HMENU)IDC_DISPLAY,             /* Identifier */
 208                                 g_hInstance,                    /* Program Instance handler */
 209                                 NULL                                    /* Window Creation data */
 210                         );
 211
 212         LoadStringW(g_hInstance, IDS_STRING, szString, MAX_STRING);
 213         SendMessage(hDisplay, FVM_SETSTRING, 0, (LPARAM)szString);
 214
 215         /* Init the display window with the font name */
 216         SendMessage(hDisplay, FVM_SETTYPEFACE, 0, (LPARAM)&g_ExtLogFontW);
 217         ShowWindow(hDisplay, SW_SHOWNORMAL);
 218
 219         /* Create the quit button */
 220         LoadStringW(g_hInstance, IDS_QUIT, szQuit, MAX_BUTTONNAME);
 221         hButtonQuit = CreateWindowExW(
 222                                 0,                                              /* Extended style */
 223                                 L"button",                              /* Classname */
 224                                 szQuit,                                 /* Title text */
 225                                 WS_CHILD | WS_VISIBLE,  /* Window style */
 226                                 BUTTON_POS_X,                   /* X-pos */
 227                                 BUTTON_POS_Y,                   /* Y-Pos */
 228                                 BUTTON_WIDTH,                   /* Width */
 229                                 BUTTON_HEIGHT,                  /* Height */
 230                                 hwnd,                                   /* Parent */
 231                                 (HMENU)IDC_QUIT,                /* Identifier */
 232                                 g_hInstance,                    /* Program Instance handler */
 233                                 NULL                                    /* Window Creation data */
 234                         );
 235         SendMessage(hButtonQuit, WM_SETFONT, (WPARAM)GetStockObject(DEFAULT_GUI_FONT), (LPARAM)TRUE);
 236
 237         /* Create the print button */
 238         LoadStringW(g_hInstance, IDS_PRINT, szPrint, MAX_BUTTONNAME);
 239         hButtonPrint = CreateWindowExW(
 240                                 0,                                              /* Extended style */
 241                                 L"button",                              /* Classname */
 242                                 szPrint,                                /* Title text */
 243                                 WS_CHILD | WS_VISIBLE,  /* Window style */
 244                                 450,                                    /* X-pos */
 245                                 BUTTON_POS_Y,                   /* Y-Pos */
 246                                 BUTTON_WIDTH,                   /* Width */
 247                                 BUTTON_HEIGHT,                  /* Height */
 248                                 hwnd,                                   /* Parent */
 249                                 (HMENU)IDC_PRINT,               /* Identifier */
 250                                 g_hInstance,                    /* Program Instance handler */
 251                                 NULL                                    /* Window Creation data */
 252                         );
 253         SendMessage(hButtonPrint, WM_SETFONT, (WPARAM)GetStockObject(DEFAULT_GUI_FONT), (LPARAM)TRUE);
 254
 255         return 0;
 256 }
 257
 258 static LRESULT
 259 MainWnd_OnSize(HWND hwnd)
 260 {
 261         RECT rc;
 262
 263         GetClientRect(hwnd, &rc);
 264         MoveWindow(GetDlgItem(hwnd, IDC_PRINT), rc.right - BUTTON_WIDTH - BUTTON_POS_X, BUTTON_POS_Y, BUTTON_WIDTH, BUTTON_HEIGHT, TRUE);
 265         MoveWindow(GetDlgItem(hwnd, IDC_DISPLAY), 0, HEADER_SIZE, rc.right, rc.bottom - HEADER_SIZE, TRUE);
 266
 267         return 0;
 268 }
 269
 270 static LRESULT
 271 MainWnd_OnPaint(HWND hwnd)
 272 {
 273         HDC hDC;
 274         PAINTSTRUCT ps;
 275         RECT rc;
 276
 277         hDC = BeginPaint(hwnd, &ps);
 278         GetClientRect(hwnd, &rc);
 279         rc.top = HEADER_SIZE - 2;
 280         rc.bottom = HEADER_SIZE;
 281         FillRect(hDC, &rc, GetStockObject(GRAY_BRUSH));
 282         EndPaint(hwnd, &ps);
 283         return 0;
 284 }
 285
 286 LRESULT CALLBACK
 287 MainWndProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
 288 {
 289     switch (message)
 290     {
 291                 case WM_CREATE:
 292                         return MainWnd_OnCreate(hwnd);
 293
 294                 case WM_PAINT:
 295                         return MainWnd_OnPaint(hwnd);
 296
 297                 case WM_SIZE:
 298                         return MainWnd_OnSize(hwnd);
 299
 300                 case WM_COMMAND:
 301                         switch(LOWORD(wParam))
 302                         {
 303                                 case IDC_QUIT:
 304                                         PostQuitMessage (0);    /* send a WM_QUIT to the message queue */
 305                                         break;
 306
 307                                 case IDC_PRINT:
 308                                         MessageBox(hwnd, TEXT("This function is unimplemented"), TEXT("Unimplemented"), MB_OK);
 309                                         break;
 310                         }
 311                         break;
 312
 313                 case WM_DESTROY:
 314                         PostQuitMessage (0);    /* send a WM_QUIT to the message queue */
 315                         break;
 316
 317                 default:                                        /* for messages that we don't deal with */
 318                         return DefWindowProcW(hwnd, message, wParam, lParam);
 319         }
 320
 321         return 0;
 322 }
 323
 324 /* EOF */