First commit.

ActiveLanguageProfileNotifySink.cpp

@@ -0,0 +1,118 @@
+// THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF
+// ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO
+// THE IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A
+// PARTICULAR PURPOSE.
+//
+// Copyright (c) Microsoft Corporation. All rights reserved
+
+#include "Private.h"
+#include "Globals.h"
+#include "SampleIME.h"
+#include "CompositionProcessorEngine.h"
+
+BOOL CSampleIME::VerifySampleIMECLSID(_In_ REFCLSID clsid)
+{
+    if (IsEqualCLSID(clsid, Global::SampleIMECLSID))
+    {
+        return TRUE;
+    }
+    return FALSE;
+}
+
+//+---------------------------------------------------------------------------
+//
+// ITfActiveLanguageProfileNotifySink::OnActivated
+//
+// Sink called by the framework when changes activate language profile.
+//----------------------------------------------------------------------------
+
+STDAPI CSampleIME::OnActivated(_In_ REFCLSID clsid, _In_ REFGUID guidProfile, _In_ BOOL isActivated)
+{
+    guidProfile;
+
+    if (FALSE == VerifySampleIMECLSID(clsid))
+    {
+        return S_OK;
+    }
+
+    if (isActivated)
+    {
+        _AddTextProcessorEngine();
+    }
+
+    if (nullptr == _pCompositionProcessorEngine)
+    {
+        return S_OK;
+    }
+
+    if (isActivated)
+    {
+        _pCompositionProcessorEngine->ShowAllLanguageBarIcons();
+
+        _pCompositionProcessorEngine->ConversionModeCompartmentUpdated(_pThreadMgr);
+    }
+    else
+    {
+        _DeleteCandidateList(FALSE, nullptr);
+
+        _pCompositionProcessorEngine->HideAllLanguageBarIcons();
+    }
+
+    return S_OK;
+}
+
+//+---------------------------------------------------------------------------
+//
+// _InitActiveLanguageProfileNotifySink
+//
+// Advise a active language profile notify sink.
+//----------------------------------------------------------------------------
+
+BOOL CSampleIME::_InitActiveLanguageProfileNotifySink()
+{
+    ITfSource *pSource = nullptr;
+    BOOL ret = FALSE;
+
+    if (_pThreadMgr->QueryInterface(IID_ITfSource, (void **)&pSource) != S_OK)
+    {
+        return ret;
+    }
+
+    if (pSource->AdviseSink(IID_ITfActiveLanguageProfileNotifySink, (ITfActiveLanguageProfileNotifySink *)this,
+                            &_activeLanguageProfileNotifySinkCookie) != S_OK)
+    {
+        _activeLanguageProfileNotifySinkCookie = TF_INVALID_COOKIE;
+        goto Exit;
+    }
+
+    ret = TRUE;
+
+Exit:
+    pSource->Release();
+    return ret;
+}
+
+//+---------------------------------------------------------------------------
+//
+// _UninitActiveLanguageProfileNotifySink
+//
+// Unadvise a active language profile notify sink.  Assumes we have advised one already.
+//----------------------------------------------------------------------------
+
+void CSampleIME::_UninitActiveLanguageProfileNotifySink()
+{
+    ITfSource *pSource = nullptr;
+
+    if (_activeLanguageProfileNotifySinkCookie == TF_INVALID_COOKIE)
+    {
+        return; // never Advised
+    }
+
+    if (_pThreadMgr->QueryInterface(IID_ITfSource, (void **)&pSource) == S_OK)
+    {
+        pSource->UnadviseSink(_activeLanguageProfileNotifySinkCookie);
+        pSource->Release();
+    }
+
+    _activeLanguageProfileNotifySinkCookie = TF_INVALID_COOKIE;
+}