43 lines
1.3 KiB
C++
43 lines
1.3 KiB
C++
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// Copyright (c) Microsoft Corporation.
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// Licensed under the MIT license.
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#include "pch.h"
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#include "LanguageProfileNotifier.h"
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using namespace winrt::TerminalApp::implementation;
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LanguageProfileNotifier::LanguageProfileNotifier(std::function<void()>&& callback) :
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_callback{ std::move(callback) },
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_currentKeyboardLayout{ GetKeyboardLayout(0) }
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{
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const auto manager = wil::CoCreateInstance<ITfThreadMgr>(CLSID_TF_ThreadMgr);
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_source = manager.query<ITfSource>();
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if (FAILED(_source->AdviseSink(IID_ITfInputProcessorProfileActivationSink, static_cast<ITfInputProcessorProfileActivationSink*>(this), &_cookie)))
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{
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_cookie = TF_INVALID_COOKIE;
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THROW_LAST_ERROR();
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}
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}
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LanguageProfileNotifier::~LanguageProfileNotifier()
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{
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if (_cookie != TF_INVALID_COOKIE)
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{
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_source->UnadviseSink(_cookie);
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}
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}
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STDMETHODIMP LanguageProfileNotifier::OnActivated(DWORD /*dwProfileType*/, LANGID /*langid*/, REFCLSID /*clsid*/, REFGUID /*catid*/, REFGUID /*guidProfile*/, HKL hkl, DWORD /*dwFlags*/)
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{
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if (hkl && hkl != _currentKeyboardLayout)
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{
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_currentKeyboardLayout = hkl;
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try
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{
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_callback();
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}
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CATCH_RETURN();
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}
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return S_OK;
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}
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