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      1 /*
      2  * Copyright (C) 2006, 2007 Apple Inc.  All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions
      6  * are met:
      7  * 1. Redistributions of source code must retain the above copyright
      8  *    notice, this list of conditions and the following disclaimer.
      9  * 2. Redistributions in binary form must reproduce the above copyright
     10  *    notice, this list of conditions and the following disclaimer in the
     11  *    documentation and/or other materials provided with the distribution.
     12  *
     13  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
     14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
     17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
     18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
     20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
     21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     24  */
     25 
     26 #include "config.h"
     27 #include "WebKitDLL.h"
     28 
     29 #include "ForEachCoClass.h"
     30 #include "resource.h"
     31 #include "WebKit.h"
     32 #include "WebKitClassFactory.h"
     33 #include <WebCore/COMPtr.h>
     34 #include <WebCore/IconDatabase.h>
     35 #include <WebCore/Page.h>
     36 #include <WebCore/PageGroup.h>
     37 #include <WebCore/RenderThemeWin.h>
     38 #include <WebCore/SharedBuffer.h>
     39 #include <WebCore/Widget.h>
     40 #include <wtf/Vector.h>
     41 #include <tchar.h>
     42 #include <olectl.h>
     43 
     44 using namespace WebCore;
     45 
     46 ULONG gLockCount;
     47 ULONG gClassCount;
     48 HashCountedSet<String> gClassNameCount;
     49 HINSTANCE gInstance;
     50 
     51 #define CLSID_FOR_CLASS(cls) CLSID_##cls,
     52 CLSID gRegCLSIDs[] = {
     53     FOR_EACH_COCLASS(CLSID_FOR_CLASS)
     54 };
     55 #undef CLSID_FOR_CLASS
     56 
     57 STDAPI_(BOOL) DllMain( HMODULE hModule, DWORD  ul_reason_for_call, LPVOID /*lpReserved*/)
     58 {
     59     switch (ul_reason_for_call) {
     60         case DLL_PROCESS_ATTACH:
     61             gLockCount = gClassCount = 0;
     62             gInstance = hModule;
     63             WebCore::Page::setInstanceHandle(hModule);
     64             return TRUE;
     65 
     66         case DLL_PROCESS_DETACH:
     67             WebCore::RenderThemeWin::setWebKitIsBeingUnloaded();
     68             break;
     69 
     70         case DLL_THREAD_ATTACH:
     71         case DLL_THREAD_DETACH:
     72             break;
     73     }
     74     return FALSE;
     75 }
     76 
     77 STDAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID* ppv)
     78 {
     79     bool found = false;
     80     for (int i = 0; i < ARRAYSIZE(gRegCLSIDs); i++) {
     81         if (IsEqualGUID(rclsid, gRegCLSIDs[i])) {
     82             found = true;
     83             break;
     84         }
     85     }
     86     if (!found)
     87         return E_FAIL;
     88 
     89     if (!IsEqualGUID(riid, IID_IUnknown) && !IsEqualGUID(riid, IID_IClassFactory))
     90         return E_NOINTERFACE;
     91 
     92     WebKitClassFactory* factory = new WebKitClassFactory(rclsid);
     93     *ppv = reinterpret_cast<LPVOID>(factory);
     94     if (!factory)
     95         return E_OUTOFMEMORY;
     96 
     97     factory->AddRef();
     98     return S_OK;
     99 }
    100 
    101 STDAPI DllCanUnloadNow(void)
    102 {
    103     if (!gClassCount && !gLockCount)
    104         return S_OK;
    105 
    106     return S_FALSE;
    107 }
    108 
    109 // deprecated - do not use
    110 STDAPI DllUnregisterServer(void)
    111 {
    112     return 0;
    113 }
    114 
    115 // deprecated - do not use
    116 STDAPI DllRegisterServer(void)
    117 {
    118     return 0;
    119 }
    120 
    121 // deprecated - do not use
    122 STDAPI RunAsLocalServer()
    123 {
    124     return 0;
    125 }
    126 
    127 // deprecated - do not use
    128 STDAPI LocalServerDidDie()
    129 {
    130     return 0;
    131 }
    132 
    133 void shutDownWebKit()
    134 {
    135     WebCore::iconDatabase()->close();
    136     WebCore::PageGroup::closeLocalStorage();
    137 }
    138 
    139 //FIXME: We should consider moving this to a new file for cross-project functionality
    140 PassRefPtr<WebCore::SharedBuffer> loadResourceIntoBuffer(const char* name)
    141 {
    142     int idr;
    143     // temporary hack to get resource id
    144     if (!strcmp(name, "textAreaResizeCorner"))
    145         idr = IDR_RESIZE_CORNER;
    146     else if (!strcmp(name, "missingImage"))
    147         idr = IDR_MISSING_IMAGE;
    148     else if (!strcmp(name, "nullPlugin"))
    149         idr = IDR_NULL_PLUGIN;
    150     else if (!strcmp(name, "panIcon"))
    151         idr = IDR_PAN_SCROLL_ICON;
    152     else if (!strcmp(name, "panSouthCursor"))
    153         idr = IDR_PAN_SOUTH_CURSOR;
    154     else if (!strcmp(name, "panNorthCursor"))
    155         idr = IDR_PAN_NORTH_CURSOR;
    156     else if (!strcmp(name, "panEastCursor"))
    157         idr = IDR_PAN_EAST_CURSOR;
    158     else if (!strcmp(name, "panWestCursor"))
    159         idr = IDR_PAN_WEST_CURSOR;
    160     else if (!strcmp(name, "panSouthEastCursor"))
    161         idr = IDR_PAN_SOUTH_EAST_CURSOR;
    162     else if (!strcmp(name, "panSouthWestCursor"))
    163         idr = IDR_PAN_SOUTH_WEST_CURSOR;
    164     else if (!strcmp(name, "panNorthEastCursor"))
    165         idr = IDR_PAN_NORTH_EAST_CURSOR;
    166     else if (!strcmp(name, "panNorthWestCursor"))
    167         idr = IDR_PAN_NORTH_WEST_CURSOR;
    168     else if (!strcmp(name, "searchMagnifier"))
    169         idr = IDR_SEARCH_MAGNIFIER;
    170     else if (!strcmp(name, "searchMagnifierResults"))
    171         idr = IDR_SEARCH_MAGNIFIER_RESULTS;
    172     else if (!strcmp(name, "searchCancel"))
    173         idr = IDR_SEARCH_CANCEL;
    174     else if (!strcmp(name, "searchCancelPressed"))
    175         idr = IDR_SEARCH_CANCEL_PRESSED;
    176     else if (!strcmp(name, "zoomInCursor"))
    177         idr = IDR_ZOOM_IN_CURSOR;
    178     else if (!strcmp(name, "zoomOutCursor"))
    179         idr = IDR_ZOOM_OUT_CURSOR;
    180     else if (!strcmp(name, "verticalTextCursor"))
    181         idr = IDR_VERTICAL_TEXT_CURSOR;
    182     else if (!strcmp(name, "fsVideoAudioVolumeHigh"))
    183         idr = IDR_FS_VIDEO_AUDIO_VOLUME_HIGH;
    184     else if (!strcmp(name, "fsVideoAudioVolumeLow"))
    185         idr = IDR_FS_VIDEO_AUDIO_VOLUME_LOW;
    186     else if (!strcmp(name, "fsVideoExitFullscreen"))
    187         idr = IDR_FS_VIDEO_EXIT_FULLSCREEN;
    188     else if (!strcmp(name, "fsVideoPause"))
    189         idr = IDR_FS_VIDEO_PAUSE;
    190     else if (!strcmp(name, "fsVideoPlay"))
    191         idr = IDR_FS_VIDEO_PLAY;
    192     else
    193         return 0;
    194 
    195     HRSRC resInfo = FindResource(gInstance, MAKEINTRESOURCE(idr), L"PNG");
    196     if (!resInfo)
    197         return 0;
    198     HANDLE res = LoadResource(gInstance, resInfo);
    199     if (!res)
    200         return 0;
    201     void* resource = LockResource(res);
    202     if (!resource)
    203         return 0;
    204     int size = SizeofResource(gInstance, resInfo);
    205 
    206     return WebCore::SharedBuffer::create(reinterpret_cast<const char*>(resource), size);
    207 }
    208