STDAPI CSampleIME::OnSetFocus(_In_ ITfDocumentMgr *pDocMgrFocus, _In_ ITfDocumentMgr *pDocMgrPrevFocus)
{
pDocMgrPrevFocus;
_InitTextEditSink(pDocMgrFocus);
_UpdateLanguageBarOnSetFocus(pDocMgrFocus);
//
// We have to hide/unhide candidate list depending on whether they are
// associated with pDocMgrFocus.
//
if (_pCandidateListUIPresenter)
{
ITfDocumentMgr* pCandidateListDocumentMgr = nullptr;
ITfContext* pTfContext = _pCandidateListUIPresenter->_GetContextDocument();
if ((nullptr != pTfContext) && SUCCEEDED(pTfContext->GetDocumentMgr(&pCandidateListDocumentMgr)))
{
if (pCandidateListDocumentMgr != pDocMgrFocus)
{
_pCandidateListUIPresenter->OnKillThreadFocus();
}
else
{
_pCandidateListUIPresenter->OnSetThreadFocus();
}
pCandidateListDocumentMgr->Release();
}
}
if (_pDocMgrLastFocused)
{
_pDocMgrLastFocused->Release();
_pDocMgrLastFocused = nullptr;
}
_pDocMgrLastFocused = pDocMgrFocus;
if (_pDocMgrLastFocused)
{
_pDocMgrLastFocused->AddRef();
}
return S_OK;
}
STDAPI CIME::OnSetThreadFocus()
{
if (_pCandidateListUIPresenter)
{
ITfDocumentMgr* pCandidateListDocumentMgr = nullptr;
ITfContext* pTfContext = _pCandidateListUIPresenter->_GetContextDocument();
if ((nullptr != pTfContext) && SUCCEEDED(pTfContext->GetDocumentMgr(&pCandidateListDocumentMgr)))
{
if (pCandidateListDocumentMgr == _pDocMgrLastFocused)
{
_pCandidateListUIPresenter->OnSetThreadFocus();
}
pCandidateListDocumentMgr->Release();
}
}
return S_OK;
}
STDAPI CSampleIME::OnKillThreadFocus()
{
if (_pCandidateListUIPresenter)
{
ITfDocumentMgr* pCandidateListDocumentMgr = nullptr;
ITfContext* pTfContext = _pCandidateListUIPresenter->_GetContextDocument();
if ((nullptr != pTfContext) && SUCCEEDED(pTfContext->GetDocumentMgr(&pCandidateListDocumentMgr)))
{
if (_pDocMgrLastFocused)
{
_pDocMgrLastFocused->Release();
_pDocMgrLastFocused = nullptr;
}
_pDocMgrLastFocused = pCandidateListDocumentMgr;
if (_pDocMgrLastFocused)
{
_pDocMgrLastFocused->AddRef();
}
}
_pCandidateListUIPresenter->OnKillThreadFocus();
}
return S_OK;
}