wine/dlls/msctf/documentmgr.c

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/*
* 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 <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 "msctf.h"
#include "msctf_internal.h"
WINE_DEFAULT_DEBUG_CHANNEL(msctf);
typedef struct tagDocumentMgr {
ITfDocumentMgr ITfDocumentMgr_iface;
ITfSource ITfSource_iface;
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LONG refCount;
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/* Aggregation */
ITfCompartmentMgr *CompartmentMgr;
ITfContext* initialContext;
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ITfContext* contextStack[2]; /* limit of 2 contexts */
ITfThreadMgrEventSink* ThreadMgrSink;
struct list TransitoryExtensionSink;
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} DocumentMgr;
typedef struct tagEnumTfContext {
IEnumTfContexts IEnumTfContexts_iface;
LONG refCount;
DWORD index;
DocumentMgr *docmgr;
} EnumTfContext;
static HRESULT EnumTfContext_Constructor(DocumentMgr* mgr, IEnumTfContexts **ppOut);
static inline DocumentMgr *impl_from_ITfDocumentMgr(ITfDocumentMgr *iface)
{
return CONTAINING_RECORD(iface, DocumentMgr, ITfDocumentMgr_iface);
}
static inline DocumentMgr *impl_from_ITfSource(ITfSource *iface)
{
return CONTAINING_RECORD(iface, DocumentMgr, ITfSource_iface);
}
static inline EnumTfContext *impl_from_IEnumTfContexts(IEnumTfContexts *iface)
{
return CONTAINING_RECORD(iface, EnumTfContext, IEnumTfContexts_iface);
}
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static void DocumentMgr_Destructor(DocumentMgr *This)
{
ITfThreadMgr *tm = NULL;
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TRACE("destroying %p\n", This);
TF_GetThreadMgr(&tm);
if (tm)
{
ThreadMgr_OnDocumentMgrDestruction(tm, &This->ITfDocumentMgr_iface);
ITfThreadMgr_Release(tm);
}
if (This->initialContext)
ITfContext_Release(This->initialContext);
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if (This->contextStack[0])
ITfContext_Release(This->contextStack[0]);
if (This->contextStack[1])
ITfContext_Release(This->contextStack[1]);
free_sinks(&This->TransitoryExtensionSink);
CompartmentMgr_Destructor(This->CompartmentMgr);
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HeapFree(GetProcessHeap(),0,This);
}
static HRESULT WINAPI DocumentMgr_QueryInterface(ITfDocumentMgr *iface, REFIID iid, LPVOID *ppvOut)
{
DocumentMgr *This = impl_from_ITfDocumentMgr(iface);
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*ppvOut = NULL;
if (IsEqualIID(iid, &IID_IUnknown) || IsEqualIID(iid, &IID_ITfDocumentMgr))
{
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*ppvOut = &This->ITfDocumentMgr_iface;
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}
else if (IsEqualIID(iid, &IID_ITfSource))
{
*ppvOut = &This->ITfSource_iface;
}
else if (IsEqualIID(iid, &IID_ITfCompartmentMgr))
{
*ppvOut = This->CompartmentMgr;
}
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if (*ppvOut)
{
ITfDocumentMgr_AddRef(iface);
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return S_OK;
}
WARN("unsupported interface: %s\n", debugstr_guid(iid));
return E_NOINTERFACE;
}
static ULONG WINAPI DocumentMgr_AddRef(ITfDocumentMgr *iface)
{
DocumentMgr *This = impl_from_ITfDocumentMgr(iface);
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return InterlockedIncrement(&This->refCount);
}
static ULONG WINAPI DocumentMgr_Release(ITfDocumentMgr *iface)
{
DocumentMgr *This = impl_from_ITfDocumentMgr(iface);
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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 = impl_from_ITfDocumentMgr(iface);
TRACE("(%p) 0x%lx 0x%lx %p %p %p\n",This,tidOwner,dwFlags,punk,ppic,pecTextStore);
return Context_Constructor(tidOwner, punk, iface, ppic, pecTextStore);
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}
static HRESULT WINAPI DocumentMgr_Push(ITfDocumentMgr *iface, ITfContext *pic)
{
DocumentMgr *This = impl_from_ITfDocumentMgr(iface);
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ITfContext *check;
TRACE("(%p) %p\n",This,pic);
if (This->contextStack[1]) /* FUll */
return TF_E_STACKFULL;
if (!pic || FAILED(ITfContext_QueryInterface(pic,&IID_ITfContext,(LPVOID*) &check)))
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return E_INVALIDARG;
if (This->contextStack[0] == NULL)
ITfThreadMgrEventSink_OnInitDocumentMgr(This->ThreadMgrSink,iface);
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This->contextStack[1] = This->contextStack[0];
This->contextStack[0] = check;
Context_Initialize(check, iface);
ITfThreadMgrEventSink_OnPushContext(This->ThreadMgrSink,check);
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return S_OK;
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}
static HRESULT WINAPI DocumentMgr_Pop(ITfDocumentMgr *iface, DWORD dwFlags)
{
DocumentMgr *This = impl_from_ITfDocumentMgr(iface);
TRACE("(%p) 0x%lx\n",This,dwFlags);
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if (dwFlags == TF_POPF_ALL)
{
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int i;
for (i = 0; i < ARRAY_SIZE(This->contextStack); i++)
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if (This->contextStack[i])
{
ITfThreadMgrEventSink_OnPopContext(This->ThreadMgrSink, This->contextStack[i]);
Context_Uninitialize(This->contextStack[i]);
ITfContext_Release(This->contextStack[i]);
This->contextStack[i] = NULL;
}
ITfThreadMgrEventSink_OnUninitDocumentMgr(This->ThreadMgrSink, iface);
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return S_OK;
}
if (dwFlags)
return E_INVALIDARG;
if (This->contextStack[1] == NULL) /* Cannot pop last context */
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return E_FAIL;
ITfThreadMgrEventSink_OnPopContext(This->ThreadMgrSink,This->contextStack[0]);
Context_Uninitialize(This->contextStack[0]);
ITfContext_Release(This->contextStack[0]);
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This->contextStack[0] = This->contextStack[1];
This->contextStack[1] = NULL;
if (This->contextStack[0] == NULL)
ITfThreadMgrEventSink_OnUninitDocumentMgr(This->ThreadMgrSink, iface);
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return S_OK;
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}
static HRESULT WINAPI DocumentMgr_GetTop(ITfDocumentMgr *iface, ITfContext **ppic)
{
DocumentMgr *This = impl_from_ITfDocumentMgr(iface);
ITfContext *tgt;
TRACE("(%p)\n",This);
if (!ppic)
return E_INVALIDARG;
if (This->contextStack[0])
tgt = This->contextStack[0];
else
tgt = This->initialContext;
if (tgt)
ITfContext_AddRef(tgt);
*ppic = tgt;
return S_OK;
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}
static HRESULT WINAPI DocumentMgr_GetBase(ITfDocumentMgr *iface, ITfContext **ppic)
{
DocumentMgr *This = impl_from_ITfDocumentMgr(iface);
ITfContext *tgt;
TRACE("(%p)\n",This);
if (!ppic)
return E_INVALIDARG;
if (This->contextStack[1])
tgt = This->contextStack[1];
else if (This->contextStack[0])
tgt = This->contextStack[0];
else
tgt = This->initialContext;
if (tgt)
ITfContext_AddRef(tgt);
*ppic = tgt;
return S_OK;
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}
static HRESULT WINAPI DocumentMgr_EnumContexts(ITfDocumentMgr *iface, IEnumTfContexts **ppEnum)
{
DocumentMgr *This = impl_from_ITfDocumentMgr(iface);
TRACE("(%p) %p\n",This,ppEnum);
return EnumTfContext_Constructor(This, ppEnum);
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}
static const ITfDocumentMgrVtbl DocumentMgrVtbl =
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{
DocumentMgr_QueryInterface,
DocumentMgr_AddRef,
DocumentMgr_Release,
DocumentMgr_CreateContext,
DocumentMgr_Push,
DocumentMgr_Pop,
DocumentMgr_GetTop,
DocumentMgr_GetBase,
DocumentMgr_EnumContexts
};
static HRESULT WINAPI DocumentMgrSource_QueryInterface(ITfSource *iface, REFIID iid, LPVOID *ppvOut)
{
DocumentMgr *This = impl_from_ITfSource(iface);
return ITfDocumentMgr_QueryInterface(&This->ITfDocumentMgr_iface, iid, ppvOut);
}
static ULONG WINAPI DocumentMgrSource_AddRef(ITfSource *iface)
{
DocumentMgr *This = impl_from_ITfSource(iface);
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return ITfDocumentMgr_AddRef(&This->ITfDocumentMgr_iface);
}
static ULONG WINAPI DocumentMgrSource_Release(ITfSource *iface)
{
DocumentMgr *This = impl_from_ITfSource(iface);
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return ITfDocumentMgr_Release(&This->ITfDocumentMgr_iface);
}
/*****************************************************
* ITfSource functions
*****************************************************/
static HRESULT WINAPI DocumentMgrSource_AdviseSink(ITfSource *iface,
REFIID riid, IUnknown *punk, DWORD *pdwCookie)
{
DocumentMgr *This = impl_from_ITfSource(iface);
TRACE("(%p) %s %p %p\n", This, debugstr_guid(riid), punk, pdwCookie);
if (!riid || !punk || !pdwCookie)
return E_INVALIDARG;
if (IsEqualIID(riid, &IID_ITfTransitoryExtensionSink))
{
WARN("semi-stub for ITfTransitoryExtensionSink: callback won't be used.\n");
return advise_sink(&This->TransitoryExtensionSink, &IID_ITfTransitoryExtensionSink,
COOKIE_MAGIC_DMSINK, punk, pdwCookie);
}
FIXME("(%p) Unhandled Sink: %s\n",This,debugstr_guid(riid));
return E_NOTIMPL;
}
static HRESULT WINAPI DocumentMgrSource_UnadviseSink(ITfSource *iface, DWORD pdwCookie)
{
DocumentMgr *This = impl_from_ITfSource(iface);
TRACE("(%p) %lx\n",This,pdwCookie);
if (get_Cookie_magic(pdwCookie)!=COOKIE_MAGIC_DMSINK)
return E_INVALIDARG;
return unadvise_sink(pdwCookie);
}
static const ITfSourceVtbl DocumentMgrSourceVtbl =
{
DocumentMgrSource_QueryInterface,
DocumentMgrSource_AddRef,
DocumentMgrSource_Release,
DocumentMgrSource_AdviseSink,
DocumentMgrSource_UnadviseSink,
};
HRESULT DocumentMgr_Constructor(ITfThreadMgrEventSink *ThreadMgrSink, ITfDocumentMgr **ppOut)
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{
DocumentMgr *This;
DWORD cookie;
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This = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(DocumentMgr));
if (This == NULL)
return E_OUTOFMEMORY;
This->ITfDocumentMgr_iface.lpVtbl = &DocumentMgrVtbl;
This->ITfSource_iface.lpVtbl = &DocumentMgrSourceVtbl;
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This->refCount = 1;
This->ThreadMgrSink = ThreadMgrSink;
list_init(&This->TransitoryExtensionSink);
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CompartmentMgr_Constructor((IUnknown*)&This->ITfDocumentMgr_iface, &IID_IUnknown, (IUnknown**)&This->CompartmentMgr);
Context_Constructor(processId,NULL,&This->ITfDocumentMgr_iface, &This->initialContext, &cookie);
*ppOut = &This->ITfDocumentMgr_iface;
TRACE("returning %p\n", *ppOut);
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return S_OK;
}
/**************************************************
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* IEnumTfContexts implementation
**************************************************/
static void EnumTfContext_Destructor(EnumTfContext *This)
{
TRACE("destroying %p\n", This);
HeapFree(GetProcessHeap(),0,This);
}
static HRESULT WINAPI EnumTfContext_QueryInterface(IEnumTfContexts *iface, REFIID iid, LPVOID *ppvOut)
{
EnumTfContext *This = impl_from_IEnumTfContexts(iface);
*ppvOut = NULL;
if (IsEqualIID(iid, &IID_IUnknown) || IsEqualIID(iid, &IID_IEnumTfContexts))
{
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*ppvOut = &This->IEnumTfContexts_iface;
}
if (*ppvOut)
{
IEnumTfContexts_AddRef(iface);
return S_OK;
}
WARN("unsupported interface: %s\n", debugstr_guid(iid));
return E_NOINTERFACE;
}
static ULONG WINAPI EnumTfContext_AddRef(IEnumTfContexts *iface)
{
EnumTfContext *This = impl_from_IEnumTfContexts(iface);
return InterlockedIncrement(&This->refCount);
}
static ULONG WINAPI EnumTfContext_Release(IEnumTfContexts *iface)
{
EnumTfContext *This = impl_from_IEnumTfContexts(iface);
ULONG ret;
ret = InterlockedDecrement(&This->refCount);
if (ret == 0)
EnumTfContext_Destructor(This);
return ret;
}
static HRESULT WINAPI EnumTfContext_Next(IEnumTfContexts *iface,
ULONG ulCount, ITfContext **rgContext, ULONG *pcFetched)
{
EnumTfContext *This = impl_from_IEnumTfContexts(iface);
ULONG fetched = 0;
TRACE("(%p)\n",This);
if (rgContext == NULL) return E_POINTER;
while (fetched < ulCount)
{
if (This->index > 1)
break;
if (!This->docmgr->contextStack[This->index])
break;
*rgContext = This->docmgr->contextStack[This->index];
ITfContext_AddRef(*rgContext);
++This->index;
++fetched;
++rgContext;
}
if (pcFetched) *pcFetched = fetched;
return fetched == ulCount ? S_OK : S_FALSE;
}
static HRESULT WINAPI EnumTfContext_Skip( IEnumTfContexts* iface, ULONG celt)
{
EnumTfContext *This = impl_from_IEnumTfContexts(iface);
TRACE("(%p)\n",This);
This->index += celt;
return S_OK;
}
static HRESULT WINAPI EnumTfContext_Reset( IEnumTfContexts* iface)
{
EnumTfContext *This = impl_from_IEnumTfContexts(iface);
TRACE("(%p)\n",This);
This->index = 0;
return S_OK;
}
static HRESULT WINAPI EnumTfContext_Clone( IEnumTfContexts *iface,
IEnumTfContexts **ppenum)
{
EnumTfContext *This = impl_from_IEnumTfContexts(iface);
HRESULT res;
TRACE("(%p)\n",This);
if (ppenum == NULL) return E_POINTER;
res = EnumTfContext_Constructor(This->docmgr, ppenum);
if (SUCCEEDED(res))
{
EnumTfContext *new_This = impl_from_IEnumTfContexts(*ppenum);
new_This->index = This->index;
}
return res;
}
static const IEnumTfContextsVtbl IEnumTfContexts_Vtbl ={
EnumTfContext_QueryInterface,
EnumTfContext_AddRef,
EnumTfContext_Release,
EnumTfContext_Clone,
EnumTfContext_Next,
EnumTfContext_Reset,
EnumTfContext_Skip
};
static HRESULT EnumTfContext_Constructor(DocumentMgr *mgr, IEnumTfContexts **ppOut)
{
EnumTfContext *This;
This = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(EnumTfContext));
if (This == NULL)
return E_OUTOFMEMORY;
This->IEnumTfContexts_iface.lpVtbl = &IEnumTfContexts_Vtbl;
This->refCount = 1;
This->docmgr = mgr;
*ppOut = &This->IEnumTfContexts_iface;
TRACE("returning %p\n", *ppOut);
return S_OK;
}