dlls/shdocvw/shdocvw_main.c

   1 /*
   2  * SHDOCVW - Internet Explorer Web Control
   3  *
   4  * Copyright 2001 John R. Sheets (for CodeWeavers)
   5  * Copyright 2004 Mike McCormack (for CodeWeavers)
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  20  */
  21
  22 #include "config.h"
  23
  24 #include <stdarg.h>
  25 #include <stdio.h>
  26
  27 #include "wine/unicode.h"
  28 #include "wine/debug.h"
  29
  30 #include "shdocvw.h"
  31
  32 #include "winreg.h"
  33 #include "shlwapi.h"
  34
  35 #include "initguid.h"
  36
  37 WINE_DEFAULT_DEBUG_CHANNEL(shdocvw);
  38
  39 LONG SHDOCVW_refCount = 0;
  40
  41 HINSTANCE shdocvw_hinstance = 0;
  42 static HMODULE SHDOCVW_hshell32 = 0;
  43 static ITypeInfo *wb_typeinfo = NULL;
  44
  45 HRESULT get_typeinfo(ITypeInfo **typeinfo)
  46 {
  47     ITypeLib *typelib;
  48     HRESULT hres;
  49
  50     if(wb_typeinfo) {
  51         *typeinfo = wb_typeinfo;
  52         return S_OK;
  53     }
  54
  55     hres = LoadRegTypeLib(&LIBID_SHDocVw, 1, 1, LOCALE_SYSTEM_DEFAULT, &typelib);
  56     if(FAILED(hres)) {
  57         ERR("LoadRegTypeLib failed: %08x\n", hres);
  58         return hres;
  59     }
  60
  61     hres = ITypeLib_GetTypeInfoOfGuid(typelib, &IID_IWebBrowser2, &wb_typeinfo);
  62     ITypeLib_Release(typelib);
  63
  64     *typeinfo = wb_typeinfo;
  65     return hres;
  66 }
  67
  68 /*************************************************************************
  69  * SHDOCVW DllMain
  70  */
  71 BOOL WINAPI DllMain(HINSTANCE hinst, DWORD fdwReason, LPVOID fImpLoad)
  72 {
  73     TRACE("%p 0x%x %p\n", hinst, fdwReason, fImpLoad);
  74     switch (fdwReason)
  75     {
  76         case DLL_PROCESS_ATTACH:
  77         shdocvw_hinstance = hinst;
  78         register_iewindow_class();
  79         break;
  80     case DLL_PROCESS_DETACH:
  81         if (SHDOCVW_hshell32) FreeLibrary(SHDOCVW_hshell32);
  82         unregister_iewindow_class();
  83         if(wb_typeinfo)
  84             ITypeInfo_Release(wb_typeinfo);
  85         break;
  86     }
  87     return TRUE;
  88 }
  89
  90 /*************************************************************************
  91  *              DllCanUnloadNow (SHDOCVW.@)
  92  */
  93 HRESULT WINAPI DllCanUnloadNow(void)
  94 {
  95     return SHDOCVW_refCount ? S_FALSE : S_OK;
  96 }
  97
  98 /***********************************************************************
  99  *              DllGetVersion (SHDOCVW.@)
 100  */
 101 HRESULT WINAPI DllGetVersion(DLLVERSIONINFO *info)
 102 {
 103     if (info->cbSize != sizeof(DLLVERSIONINFO)) FIXME("support DLLVERSIONINFO2\n");
 104
 105     /* this is what IE6 on Windows 98 reports */
 106     info->dwMajorVersion = 6;
 107     info->dwMinorVersion = 0;
 108     info->dwBuildNumber = 2600;
 109     info->dwPlatformID = DLLVER_PLATFORM_WINDOWS;
 110
 111     return NOERROR;
 112 }
 113
 114 /*************************************************************************
 115  *              DllInstall (SHDOCVW.@)
 116  */
 117 HRESULT WINAPI DllInstall(BOOL bInstall, LPCWSTR cmdline)
 118 {
 119    FIXME("(%s, %s): stub!\n", bInstall ? "TRUE":"FALSE", debugstr_w(cmdline));
 120
 121    return S_OK;
 122 }
 123
 124 /*************************************************************************
 125  * SHDOCVW_LoadShell32
 126  *
 127  * makes sure the handle to shell32 is valid
 128  */
 129 static BOOL SHDOCVW_LoadShell32(void)
 130 {
 131      if (SHDOCVW_hshell32)
 132        return TRUE;
 133      return ((SHDOCVW_hshell32 = LoadLibraryA("shell32.dll")) != NULL);
 134 }
 135
 136 /***********************************************************************
 137  *              @ (SHDOCVW.110)
 138  *
 139  * Called by Win98 explorer.exe main binary, definitely has 0
 140  * parameters.
 141  */
 142 DWORD WINAPI WinList_Init(void)
 143 {
 144     FIXME("(), stub!\n");
 145     return 0x0deadfeed;
 146 }
 147
 148 /***********************************************************************
 149  *              @ (SHDOCVW.118)
 150  *
 151  * Called by Win98 explorer.exe main binary, definitely has only one
 152  * parameter.
 153  */
 154 static BOOL (WINAPI *pShellDDEInit)(BOOL start) = NULL;
 155
 156 BOOL WINAPI ShellDDEInit(BOOL start)
 157 {
 158     TRACE("(%d)\n", start);
 159
 160     if (!pShellDDEInit)
 161     {
 162       if (!SHDOCVW_LoadShell32())
 163         return FALSE;
 164       pShellDDEInit = (void *)GetProcAddress(SHDOCVW_hshell32, (LPCSTR)188);
 165     }
 166
 167     if (pShellDDEInit)
 168       return pShellDDEInit(start);
 169     else
 170       return FALSE;
 171 }
 172
 173 /***********************************************************************
 174  *              @ (SHDOCVW.125)
 175  *
 176  * Called by Win98 explorer.exe main binary, definitely has 0
 177  * parameters.
 178  */
 179 DWORD WINAPI RunInstallUninstallStubs(void)
 180 {
 181     FIXME("(), stub!\n");
 182     return 0x0deadbee;
 183 }
 184
 185 /***********************************************************************
 186  *              SetQueryNetSessionCount (SHDOCVW.@)
 187  */
 188 DWORD WINAPI SetQueryNetSessionCount(DWORD arg)
 189 {
 190     FIXME("(%u), stub!\n", arg);
 191     return 0;
 192 }
 193
 194 /**********************************************************************
 195  * OpenURL  (SHDOCVW.@)
 196  */
 197 void WINAPI OpenURL(HWND hWnd, HINSTANCE hInst, LPCSTR lpcstrUrl, int nShowCmd)
 198 {
 199     FIXME("%p %p %s %d\n", hWnd, hInst, debugstr_a(lpcstrUrl), nShowCmd);
 200 }
 201
 202 /**********************************************************************
 203  * Some forwards (by ordinal) to SHLWAPI
 204  */
 205
 206 static void* fetch_shlwapi_ordinal(unsigned ord)
 207 {
 208     static const WCHAR shlwapiW[] = {'s','h','l','w','a','p','i','.','d','l','l','\0'};
 209     static HANDLE h;
 210
 211     if (!h && !(h = GetModuleHandleW(shlwapiW))) return NULL;
 212     return (void*)GetProcAddress(h, (const char*)ord);
 213 }
 214
 215 /******************************************************************
 216  *              WhichPlatformFORWARD            (SHDOCVW.@)
 217  */
 218 DWORD WINAPI WhichPlatformFORWARD(void)
 219 {
 220     static DWORD (WINAPI *p)(void);
 221
 222     if (p || (p = fetch_shlwapi_ordinal(276))) return p();
 223     return 1; /* not integrated, see shlwapi.WhichPlatform */
 224 }
 225
 226 /******************************************************************
 227  *              StopWatchModeFORWARD            (SHDOCVW.@)
 228  */
 229 void WINAPI StopWatchModeFORWARD(void)
 230 {
 231     static void (WINAPI *p)(void);
 232
 233     if (p || (p = fetch_shlwapi_ordinal(241))) p();
 234 }
 235
 236 /******************************************************************
 237  *              StopWatchFlushFORWARD            (SHDOCVW.@)
 238  */
 239 void WINAPI StopWatchFlushFORWARD(void)
 240 {
 241     static void (WINAPI *p)(void);
 242
 243     if (p || (p = fetch_shlwapi_ordinal(242))) p();
 244 }
 245
 246 /******************************************************************
 247  *              StopWatchWFORWARD            (SHDOCVW.@)
 248  */
 249 DWORD WINAPI StopWatchWFORWARD(DWORD dwClass, LPCWSTR lpszStr, DWORD dwUnknown,
 250                                DWORD dwMode, DWORD dwTimeStamp)
 251 {
 252     static DWORD (WINAPI *p)(DWORD, LPCWSTR, DWORD, DWORD, DWORD);
 253
 254     if (p || (p = fetch_shlwapi_ordinal(243)))
 255         return p(dwClass, lpszStr, dwUnknown, dwMode, dwTimeStamp);
 256     return ERROR_CALL_NOT_IMPLEMENTED;
 257 }
 258
 259 /******************************************************************
 260  *              StopWatchAFORWARD            (SHDOCVW.@)
 261  */
 262 DWORD WINAPI StopWatchAFORWARD(DWORD dwClass, LPCSTR lpszStr, DWORD dwUnknown,
 263                                DWORD dwMode, DWORD dwTimeStamp)
 264 {
 265     static DWORD (WINAPI *p)(DWORD, LPCSTR, DWORD, DWORD, DWORD);
 266
 267     if (p || (p = fetch_shlwapi_ordinal(244)))
 268         return p(dwClass, lpszStr, dwUnknown, dwMode, dwTimeStamp);
 269     return ERROR_CALL_NOT_IMPLEMENTED;
 270 }