dlls/dhtmled.ocx/main.c

   1 /*
   2  * Dynamic HyperText Markup Language Editing Control
   3  *
   4  * Copyright 2017 Alex Henrie
   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 COBJMACROS
  22
  23 #include "oaidl.h"
  24 #include "ocidl.h"
  25 #include "docobj.h"
  26 #include "mshtml.h"
  27 #include "rpcproxy.h"
  28 #include "initguid.h"
  29 #include "dhtmled.h"
  30 #include "dhtmled_private.h"
  31
  32 #include "wine/debug.h"
  33
  34 WINE_DEFAULT_DEBUG_CHANNEL(dhtmled);
  35
  36 typedef struct
  37 {
  38     IClassFactory IClassFactory_iface;
  39     HRESULT (*create)(REFIID iid, void **out);
  40 } ClassFactoryImpl;
  41
  42 static inline ClassFactoryImpl *impl_from_IClassFactory(IClassFactory *iface)
  43 {
  44     return CONTAINING_RECORD(iface, ClassFactoryImpl, IClassFactory_iface);
  45 }
  46
  47 static HRESULT WINAPI ClassFactory_QueryInterface(IClassFactory *iface, REFIID iid, void **out)
  48 {
  49     TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(iid), out);
  50
  51     if (IsEqualGUID(&IID_IUnknown, iid) || IsEqualGUID(&IID_IClassFactory, iid))
  52     {
  53         *out = iface;
  54         IClassFactory_AddRef(iface);
  55         return S_OK;
  56     }
  57
  58     *out = NULL;
  59     WARN("no interface for %s\n", debugstr_guid(iid));
  60     return E_NOINTERFACE;
  61 }
  62
  63 static ULONG WINAPI ClassFactory_AddRef(IClassFactory *iface)
  64 {
  65     return 2; /* non-heap based object */
  66 }
  67
  68 static ULONG WINAPI ClassFactory_Release(IClassFactory *iface)
  69 {
  70     return 1; /* non-heap based object */
  71 }
  72
  73 static HRESULT WINAPI ClassFactory_CreateInstance(IClassFactory *iface, IUnknown *outer, REFIID iid, void **out)
  74 {
  75     ClassFactoryImpl *This = impl_from_IClassFactory(iface);
  76
  77     TRACE("(%p)->(%p, %s, %p)\n", iface, outer, debugstr_guid(iid), out);
  78
  79     if (outer)
  80         return CLASS_E_NOAGGREGATION;
  81
  82     return This->create(iid, out);
  83 }
  84
  85 static HRESULT WINAPI ClassFactory_LockServer(IClassFactory *iface, BOOL lock)
  86 {
  87     TRACE("(%p)->(%x)\n", iface, lock);
  88     return S_OK;
  89 }
  90
  91 static const IClassFactoryVtbl ClassFactoryVtbl = {
  92     ClassFactory_QueryInterface,
  93     ClassFactory_AddRef,
  94     ClassFactory_Release,
  95     ClassFactory_CreateInstance,
  96     ClassFactory_LockServer
  97 };
  98
  99 /******************************************************************
 100  *          DllMain (dhtmled.ocx.@)
 101  */
 102 BOOL WINAPI DllMain(HINSTANCE instance, DWORD reason, VOID *reserved)
 103 {
 104     TRACE("(%p, %lu, %p)\n", instance, reason, reserved);
 105
 106     switch (reason)
 107     {
 108         case DLL_PROCESS_ATTACH:
 109             DisableThreadLibraryCalls(instance);
 110             break;
 111         case DLL_PROCESS_DETACH:
 112             if (reserved) break;
 113             release_typelib();
 114             break;
 115     }
 116
 117     return TRUE;
 118 }
 119
 120 /***********************************************************************
 121  *          DllGetClassObject (dhtmled.ocx.@)
 122  */
 123 HRESULT WINAPI DllGetClassObject(REFCLSID clsid, REFIID iid, LPVOID *out)
 124 {
 125     static ClassFactoryImpl dhtml_edit_cf = { {&ClassFactoryVtbl}, dhtml_edit_create };
 126
 127     TRACE("(%s, %s, %p)\n", debugstr_guid(clsid), debugstr_guid(iid), out);
 128
 129     if (IsEqualGUID(clsid, &CLSID_DHTMLEdit))
 130         return IClassFactory_QueryInterface(&dhtml_edit_cf.IClassFactory_iface, iid, out);
 131
 132     FIXME("no class for %s\n", debugstr_guid(clsid));
 133     return CLASS_E_CLASSNOTAVAILABLE;
 134 }