programs/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 #define WIN32_LEAN_AND_MEAN
  22
  23 #include <stdio.h>
  24
  25 #include "windows.h"
  26 #include "winhelp.h"
  27
  28 #include "wine/debug.h"
  29
  30 WINE_DEFAULT_DEBUG_CHANNEL(winhelp);
  31
  32 static WORD CALLBACK WHD_GetFSError(void)
  33 {
  34     WINE_FIXME("()\n");
  35     return 0;
  36 }
  37
  38 static HANDLE CALLBACK WHD_Open(LPSTR name, BYTE flags)
  39 {
  40     unsigned    mode = 0;
  41
  42     WINE_FIXME("(%s %x)\n", debugstr_a(name), flags);
  43     switch (flags)
  44     {
  45     case 0: mode = GENERIC_READ | GENERIC_WRITE; break;
  46     case 2: mode = GENERIC_READ; break;
  47     default: WINE_FIXME("Undocumented flags %x\n", flags);
  48     }
  49     return CreateFileA(name, mode, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL,
  50                       OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
  51 }
  52
  53 static WORD CALLBACK WHD_Close(HANDLE fs)
  54 {
  55     WINE_FIXME("(%p)\n", fs);
  56     CloseHandle(fs);
  57     return 0;
  58 }
  59
  60 static HANDLE CALLBACK WHD_OpenBag(HANDLE fs, LPSTR name, BYTE flags)
  61 {
  62     WINE_FIXME("(%p %s %x)\n", fs, debugstr_a(name), flags);
  63     return NULL;
  64 }
  65
  66 static HANDLE CALLBACK WHD_CloseBag(HANDLE bag)
  67 {
  68     WINE_FIXME("()\n");
  69     return NULL;
  70 }
  71
  72 static LONG CALLBACK WHD_ReadBag(HANDLE bag, BYTE* ptr, LONG len)
  73 {
  74     WINE_FIXME("()\n");
  75     return 0;
  76 }
  77
  78 static LONG CALLBACK WHD_TellBag(HANDLE bag)
  79 {
  80     WINE_FIXME("()\n");
  81     return 0;
  82 }
  83
  84 static LONG CALLBACK WHD_SeekBag(HANDLE bag, LONG offset, WORD whence)
  85 {
  86     WINE_FIXME("()\n");
  87     return 0;
  88 }
  89
  90 static BOOL CALLBACK WHD_IsEofBag(HANDLE bag)
  91 {
  92     WINE_FIXME("()\n");
  93     return FALSE;
  94 }
  95
  96 static LONG CALLBACK WHD_SizeBag(HANDLE bag)
  97 {
  98     WINE_FIXME("()\n");
  99     return 0;
 100 }
 101
 102 static BOOL CALLBACK WHD_Access(HANDLE fs, LPSTR name, BYTE flags)
 103 {
 104     WINE_FIXME("()\n");
 105     return FALSE;
 106 }
 107
 108 static WORD CALLBACK WHD_LLInfoFromBag(HANDLE bag, WORD opt, LPWORD p1, LPLONG p2, LPLONG p3)
 109 {
 110     WINE_FIXME("()\n");
 111     return 0;
 112 }
 113
 114 static WORD CALLBACK WHD_LLInfoFromFile(HANDLE fs, LPSTR name, WORD opt, LPWORD p1, LPLONG p2, LPLONG p3)
 115 {
 116     WINE_FIXME("()\n");
 117     return 0;
 118 }
 119
 120 static void CALLBACK WHD_Error(int err)
 121 {
 122     WINE_FIXME("()\n");
 123 }
 124
 125 static void CALLBACK WHD_ErrorString(LPSTR err)
 126 {
 127     WINE_FIXME("()\n");
 128 }
 129
 130 static ULONG_PTR CALLBACK WHD_GetInfo(WORD what, HWND hnd)
 131 {
 132     ULONG_PTR ret = 0;
 133
 134     WINE_TRACE("(%x %p)\n", what, hnd);
 135     switch (what)
 136     {
 137     case 0: break;
 138     case 1: /* instance */ ret = (ULONG_PTR)Globals.hInstance; break;
 139     case 3: /* current window */ ret = (ULONG_PTR)Globals.active_win->hMainWnd; break;
 140     case 2: /* main window */
 141     case 4: /* handle to opened file */
 142     case 5: /* foreground color */
 143     case 6: /* background color */
 144     case 7: /* topic number */
 145     case 8: /* current opened file name */
 146         WINE_FIXME("NIY %u\n", what);
 147         break;
 148     default:
 149         WINE_FIXME("Undocumented %u\n", what);
 150         break;
 151     }
 152     return ret;
 153 }
 154
 155 static LONG CALLBACK WHD_API(LPSTR x, WORD xx, DWORD xxx)
 156 {
 157     WINE_FIXME("()\n");
 158     return 0;
 159 }
 160
 161 const struct winhelp_callbacks Callbacks =
 162 {
 163     WHD_GetFSError,
 164     WHD_Open,
 165     WHD_Close,
 166     WHD_OpenBag,
 167     WHD_CloseBag,
 168     WHD_ReadBag,
 169     WHD_TellBag,
 170     WHD_SeekBag,
 171     WHD_IsEofBag,
 172     WHD_SizeBag,
 173     WHD_Access,
 174     WHD_LLInfoFromBag,
 175     WHD_LLInfoFromFile,
 176     WHD_Error,
 177     WHD_ErrorString,
 178     WHD_GetInfo,
 179     WHD_API
 180 };