msctf: Add ITfDocumentMgr interface.
diff --git a/dlls/msctf/documentmgr.c b/dlls/msctf/documentmgr.c
new file mode 100644
index 0000000..fe02320
--- /dev/null
+++ b/dlls/msctf/documentmgr.c
@@ -0,0 +1,167 @@
+/*
+ *  ITfDocumentMgr implementation
+ *
+ *  Copyright 2009 Aric Stewart, CodeWeavers
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
+ */
+
+#include "config.h"
+
+#include <stdarg.h>
+
+#define COBJMACROS
+
+#include "wine/debug.h"
+#include "windef.h"
+#include "winbase.h"
+#include "winreg.h"
+#include "winuser.h"
+#include "shlwapi.h"
+#include "winerror.h"
+#include "objbase.h"
+
+#include "wine/unicode.h"
+
+#include "msctf.h"
+#include "msctf_internal.h"
+
+WINE_DEFAULT_DEBUG_CHANNEL(msctf);
+
+typedef struct tagDocumentMgr {
+    const ITfDocumentMgrVtbl *DocumentMgrVtbl;
+    LONG refCount;
+} DocumentMgr;
+
+static void DocumentMgr_Destructor(DocumentMgr *This)
+{
+    TRACE("destroying %p\n", This);
+    HeapFree(GetProcessHeap(),0,This);
+}
+
+static HRESULT WINAPI DocumentMgr_QueryInterface(ITfDocumentMgr *iface, REFIID iid, LPVOID *ppvOut)
+{
+    DocumentMgr *This = (DocumentMgr *)iface;
+    *ppvOut = NULL;
+
+    if (IsEqualIID(iid, &IID_IUnknown) || IsEqualIID(iid, &IID_ITfDocumentMgr))
+    {
+        *ppvOut = This;
+    }
+
+    if (*ppvOut)
+    {
+        IUnknown_AddRef(iface);
+        return S_OK;
+    }
+
+    WARN("unsupported interface: %s\n", debugstr_guid(iid));
+    return E_NOINTERFACE;
+}
+
+static ULONG WINAPI DocumentMgr_AddRef(ITfDocumentMgr *iface)
+{
+    DocumentMgr *This = (DocumentMgr *)iface;
+    return InterlockedIncrement(&This->refCount);
+}
+
+static ULONG WINAPI DocumentMgr_Release(ITfDocumentMgr *iface)
+{
+    DocumentMgr *This = (DocumentMgr *)iface;
+    ULONG ret;
+
+    ret = InterlockedDecrement(&This->refCount);
+    if (ret == 0)
+        DocumentMgr_Destructor(This);
+    return ret;
+}
+
+/*****************************************************
+ * ITfDocumentMgr functions
+ *****************************************************/
+static HRESULT WINAPI DocumentMgr_CreateContext(ITfDocumentMgr *iface,
+        TfClientId tidOwner,
+        DWORD dwFlags, IUnknown *punk, ITfContext **ppic,
+        TfEditCookie *pecTextStore)
+{
+    DocumentMgr *This = (DocumentMgr *)iface;
+    FIXME("STUB:(%p)\n",This);
+    return E_NOTIMPL;
+}
+
+static HRESULT WINAPI DocumentMgr_Push(ITfDocumentMgr *iface, ITfContext *pic)
+{
+    DocumentMgr *This = (DocumentMgr *)iface;
+    FIXME("STUB:(%p)\n",This);
+    return E_NOTIMPL;
+}
+
+static HRESULT WINAPI DocumentMgr_Pop(ITfDocumentMgr *iface, DWORD dwFlags)
+{
+    DocumentMgr *This = (DocumentMgr *)iface;
+    FIXME("STUB:(%p)\n",This);
+    return E_NOTIMPL;
+}
+
+static HRESULT WINAPI DocumentMgr_GetTop(ITfDocumentMgr *iface, ITfContext **ppic)
+{
+    DocumentMgr *This = (DocumentMgr *)iface;
+    FIXME("STUB:(%p)\n",This);
+    return E_NOTIMPL;
+}
+
+static HRESULT WINAPI DocumentMgr_GetBase(ITfDocumentMgr *iface, ITfContext **ppic)
+{
+    DocumentMgr *This = (DocumentMgr *)iface;
+    FIXME("STUB:(%p)\n",This);
+    return E_NOTIMPL;
+}
+
+static HRESULT WINAPI DocumentMgr_EnumContexts(ITfDocumentMgr *iface, IEnumTfContexts **ppEnum)
+{
+    DocumentMgr *This = (DocumentMgr *)iface;
+    FIXME("STUB:(%p)\n",This);
+    return E_NOTIMPL;
+}
+
+static const ITfDocumentMgrVtbl DocumentMgr_DocumentMgrVtbl =
+{
+    DocumentMgr_QueryInterface,
+    DocumentMgr_AddRef,
+    DocumentMgr_Release,
+
+    DocumentMgr_CreateContext,
+    DocumentMgr_Push,
+    DocumentMgr_Pop,
+    DocumentMgr_GetTop,
+    DocumentMgr_GetBase,
+    DocumentMgr_EnumContexts
+};
+
+HRESULT DocumentMgr_Constructor(ITfDocumentMgr **ppOut)
+{
+    DocumentMgr *This;
+
+    This = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(DocumentMgr));
+    if (This == NULL)
+        return E_OUTOFMEMORY;
+
+    This->DocumentMgrVtbl= &DocumentMgr_DocumentMgrVtbl;
+    This->refCount = 1;
+
+    TRACE("returning %p\n", This);
+    *ppOut = (ITfDocumentMgr*)This;
+    return S_OK;
+}