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133 lines
3.7 KiB
133 lines
3.7 KiB
//
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// tmgrsink.cpp
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//
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// ITfThreadMgrEventSink implementation.
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//
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#include "globals.h"
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#include "case.h"
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#include "snoop.h"
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//+---------------------------------------------------------------------------
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//
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// OnInitDocumentMgr
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//
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// Sink called by the framework just before the first context is pushed onto
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// a document.
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//----------------------------------------------------------------------------
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STDAPI CCaseTextService::OnInitDocumentMgr(ITfDocumentMgr *pDocMgr)
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{
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return S_OK;
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}
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//+---------------------------------------------------------------------------
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//
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// OnUninitDocumentMgr
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//
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// Sink called by the framework just after the last context is popped off a
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// document.
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//----------------------------------------------------------------------------
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STDAPI CCaseTextService::OnUninitDocumentMgr(ITfDocumentMgr *pDocMgr)
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{
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return S_OK;
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}
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//+---------------------------------------------------------------------------
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//
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// OnSetFocus
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//
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// Sink called by the framework when focus changes from one document to
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// another. Either document may be NULL, meaning previously there was no
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// focus document, or now no document holds the input focus.
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//----------------------------------------------------------------------------
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STDAPI CCaseTextService::OnSetFocus(ITfDocumentMgr *pDocMgrFocus, ITfDocumentMgr *pDocMgrPrevFocus)
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{
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// track text changes on the focus doc
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// we are guarenteed a final OnSetFocus(NULL, ..) which we use for cleanup
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_InitTextEditSink(pDocMgrFocus);
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// let's update the snoop window with text from the new focus context
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_pSnoopWnd->_UpdateText(NULL);
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return S_OK;
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}
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//+---------------------------------------------------------------------------
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//
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// OnPushContext
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//
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// Sink called by the framework when a context is pushed.
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//----------------------------------------------------------------------------
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STDAPI CCaseTextService::OnPushContext(ITfContext *pContext)
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{
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return S_OK;
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}
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//+---------------------------------------------------------------------------
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//
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// OnPopContext
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//
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// Sink called by the framework when a context is popped.
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//----------------------------------------------------------------------------
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STDAPI CCaseTextService::OnPopContext(ITfContext *pContext)
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{
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return S_OK;
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}
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//+---------------------------------------------------------------------------
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//
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// _InitThreadMgrSink
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//
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// Advise our sink.
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//----------------------------------------------------------------------------
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BOOL CCaseTextService::_InitThreadMgrSink()
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{
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ITfSource *pSource;
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BOOL fRet;
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if (_pThreadMgr->QueryInterface(IID_ITfSource, (void **)&pSource) != S_OK)
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return FALSE;
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fRet = FALSE;
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if (pSource->AdviseSink(IID_ITfThreadMgrEventSink, (ITfThreadMgrEventSink *)this, &_dwThreadMgrEventSinkCookie) != S_OK)
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{
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// make sure we don't try to Unadvise _dwThreadMgrEventSinkCookie later
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_dwThreadMgrEventSinkCookie = TF_INVALID_COOKIE;
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goto Exit;
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}
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fRet = TRUE;
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Exit:
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pSource->Release();
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return fRet;
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}
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//+---------------------------------------------------------------------------
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//
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// _UninitThreadMgrSink
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//
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// Unadvise our sink.
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//----------------------------------------------------------------------------
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void CCaseTextService::_UninitThreadMgrSink()
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{
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ITfSource *pSource;
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if (_dwThreadMgrEventSinkCookie == TF_INVALID_COOKIE)
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return; // never Advised
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if (_pThreadMgr->QueryInterface(IID_ITfSource, (void **)&pSource) == S_OK)
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{
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pSource->UnadviseSink(_dwThreadMgrEventSinkCookie);
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pSource->Release();
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}
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_dwThreadMgrEventSinkCookie = TF_INVALID_COOKIE;
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}
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