base/applications/winhlp32/callback.c

   1 /*
   2  * Help Viewer - DLL callback into WineHelp
   3  *
   4  * Copyright 2004 Eric Pouech
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include "winhelp.h"
  22
  23 static WORD CALLBACK WHD_GetFSError(void)
  24 {
  25     WINE_FIXME("()\n");
  26     return 0;
  27 }
  28
  29 static HANDLE CALLBACK WHD_Open(LPSTR name, BYTE flags)
  30 {
  31     unsigned    mode = 0;
  32
  33     WINE_FIXME("(%s %x)\n", debugstr_a(name), flags);
  34     switch (flags)
  35     {
  36     case 0: mode = GENERIC_READ | GENERIC_WRITE; break;
  37     case 2: mode = GENERIC_READ; break;
  38     default: WINE_FIXME("Undocumented flags %x\n", flags);
  39     }
  40     return CreateFileA(name, mode, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL,
  41                       OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
  42 }
  43
  44 static WORD CALLBACK WHD_Close(HANDLE fs)
  45 {
  46     WINE_FIXME("(%p)\n", fs);
  47     CloseHandle(fs);
  48     return 0;
  49 }
  50
  51 static HANDLE CALLBACK WHD_OpenBag(HANDLE fs, LPSTR name, BYTE flags)
  52 {
  53     WINE_FIXME("(%p %s %x)\n", fs, debugstr_a(name), flags);
  54     return NULL;
  55 }
  56
  57 static HANDLE CALLBACK WHD_CloseBag(HANDLE bag)
  58 {
  59     WINE_FIXME("()\n");
  60     return NULL;
  61 }
  62
  63 static LONG CALLBACK WHD_ReadBag(HANDLE bag, BYTE* ptr, LONG len)
  64 {
  65     WINE_FIXME("()\n");
  66     return 0;
  67 }
  68
  69 static LONG CALLBACK WHD_TellBag(HANDLE bag)
  70 {
  71     WINE_FIXME("()\n");
  72     return 0;
  73 }
  74
  75 static LONG CALLBACK WHD_SeekBag(HANDLE bag, LONG offset, WORD whence)
  76 {
  77     WINE_FIXME("()\n");
  78     return 0;
  79 }
  80
  81 static BOOL CALLBACK WHD_IsEofBag(HANDLE bag)
  82 {
  83     WINE_FIXME("()\n");
  84     return FALSE;
  85 }
  86
  87 static LONG CALLBACK WHD_SizeBag(HANDLE bag)
  88 {
  89     WINE_FIXME("()\n");
  90     return 0;
  91 }
  92
  93 static BOOL CALLBACK WHD_Access(HANDLE fs, LPSTR name, BYTE flags)
  94 {
  95     WINE_FIXME("()\n");
  96     return FALSE;
  97 }
  98
  99 static WORD CALLBACK WHD_LLInfoFromBag(HANDLE bag, WORD opt, LPWORD p1, LPLONG p2, LPLONG p3)
 100 {
 101     WINE_FIXME("()\n");
 102     return 0;
 103 }
 104
 105 static WORD CALLBACK WHD_LLInfoFromFile(HANDLE fs, LPSTR name, WORD opt, LPWORD p1, LPLONG p2, LPLONG p3)
 106 {
 107     WINE_FIXME("()\n");
 108     return 0;
 109 }
 110
 111 static void CALLBACK WHD_Error(int err)
 112 {
 113     WINE_FIXME("()\n");
 114 }
 115
 116 static void CALLBACK WHD_ErrorString(LPSTR err)
 117 {
 118     WINE_FIXME("()\n");
 119 }
 120
 121 static ULONG_PTR CALLBACK WHD_GetInfo(WORD what, HWND hnd)
 122 {
 123     ULONG_PTR ret = 0;
 124
 125     WINE_TRACE("(%x %p)\n", what, hnd);
 126     switch (what)
 127     {
 128     case 0: break;
 129     case 1: /* instance */ ret = (ULONG_PTR)Globals.hInstance; break;
 130     case 3: /* current window */ ret = (ULONG_PTR)Globals.active_win->hMainWnd; break;
 131     case 2: /* main window */
 132     case 4: /* handle to opened file */
 133     case 5: /* foreground color */
 134     case 6: /* background color */
 135     case 7: /* topic number */
 136     case 8: /* current opened file name */
 137         WINE_FIXME("NIY %u\n", what);
 138         break;
 139     default:
 140         WINE_FIXME("Undocumented %u\n", what);
 141         break;
 142     }
 143     return ret;
 144 }
 145
 146 static LONG CALLBACK WHD_API(LPSTR x, WORD xx, DWORD xxx)
 147 {
 148     WINE_FIXME("()\n");
 149     return 0;
 150 }
 151
 152 const struct winhelp_callbacks Callbacks =
 153 {
 154     WHD_GetFSError,
 155     WHD_Open,
 156     WHD_Close,
 157     WHD_OpenBag,
 158     WHD_CloseBag,
 159     WHD_ReadBag,
 160     WHD_TellBag,
 161     WHD_SeekBag,
 162     WHD_IsEofBag,
 163     WHD_SizeBag,
 164     WHD_Access,
 165     WHD_LLInfoFromBag,
 166     WHD_LLInfoFromFile,
 167     WHD_Error,
 168     WHD_ErrorString,
 169     WHD_GetInfo,
 170     WHD_API
 171 };