1dbb338842
...<http://www.open-std.org/jtc1/sc22/wg21/docs/cwg_defects.html#2237> "Can a template-id name a constructor?", as implemented by GCC 11 trunk since <https://gcc.gnu.org/git/?p=gcc.git;a=commit; h=4b38d56dbac6742b038551a36ec80200313123a1> "c++: C++20 DR 2237, disallow simple-template-id in cdtor." Change-Id: I2113a3968549103e1b35fb17d7f12770ba0086d0 Reviewed-on: https://gerrit.libreoffice.org/c/core/+/96547 Tested-by: Jenkins Reviewed-by: Stephan Bergmann <sbergman@redhat.com>
108 lines
3.3 KiB
C++
108 lines
3.3 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*/
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#ifndef INCLUDED_VCL_VCLSTATUSLISTENER_HXX
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#define INCLUDED_VCL_VCLSTATUSLISTENER_HXX
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#include <cppuhelper/implbase.hxx>
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#include <comphelper/processfactory.hxx>
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#include <vcl/vclptr.hxx>
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#include <com/sun/star/frame/Desktop.hpp>
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#include <com/sun/star/frame/XStatusListener.hpp>
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#include <com/sun/star/frame/XDispatch.hpp>
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#include <com/sun/star/frame/XDispatchProvider.hpp>
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#include <com/sun/star/util/URL.hpp>
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#include <com/sun/star/util/URLTransformer.hpp>
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template <class T> class VclStatusListener final : public cppu::WeakImplHelper < css::frame::XStatusListener>
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{
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public:
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VclStatusListener(T* widget, const OUString& aCommand);
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private:
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VclPtr<T> mWidget; /** The widget on which actions are performed */
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/** Dispatcher. Need to keep a reference to it as long as this StatusListener exists. */
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css::uno::Reference<css::frame::XDispatch> mxDispatch;
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css::util::URL maCommandURL;
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css::uno::Reference<css::frame::XFrame> mxFrame;
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public:
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void SAL_CALL statusChanged(const css::frame::FeatureStateEvent& rEvent) override;
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void SAL_CALL disposing(const css::lang::EventObject& /*Source*/) override;
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const css::uno::Reference<css::frame::XFrame>& getFrame() { return mxFrame; }
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void startListening();
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void dispose();
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};
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template<class T>
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VclStatusListener<T>::VclStatusListener(T* widget, const OUString& aCommand) {
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mWidget = widget;
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css::uno::Reference<css::uno::XComponentContext> xContext = ::comphelper::getProcessComponentContext();
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css::uno::Reference<css::frame::XDesktop2> xDesktop = css::frame::Desktop::create(xContext);
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css::uno::Reference<css::frame::XFrame> xFrame(xDesktop->getActiveFrame());
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if (!xFrame.is())
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xFrame = xDesktop;
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mxFrame = xFrame;
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maCommandURL.Complete = aCommand;
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css::uno::Reference<css::util::XURLTransformer> xParser = css::util::URLTransformer::create(xContext);
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xParser->parseStrict(maCommandURL);
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}
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template<class T>
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void VclStatusListener<T>::startListening()
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{
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if (mxDispatch.is())
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mxDispatch->removeStatusListener(this, maCommandURL);
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css::uno::Reference<css::frame::XDispatchProvider> xDispatchProvider(mxFrame, css::uno::UNO_QUERY);
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if (!xDispatchProvider.is())
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return;
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mxDispatch = xDispatchProvider->queryDispatch(maCommandURL, "", 0);
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if (mxDispatch.is())
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mxDispatch->addStatusListener(this, maCommandURL);
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}
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template<class T>
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void VclStatusListener<T>::statusChanged(const css::frame::FeatureStateEvent& rEvent)
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{
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mWidget->statusChanged(rEvent);
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}
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template<class T>
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void VclStatusListener<T>::disposing(const css::lang::EventObject& /*Source*/)
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{
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mxDispatch.clear();
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}
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template<class T>
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void VclStatusListener<T>::dispose()
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{
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if (mxDispatch.is()) {
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mxDispatch->removeStatusListener(this, maCommandURL);
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mxDispatch.clear();
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}
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mxFrame.clear();
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mWidget.clear();
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}
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#endif // INCLUDED_VCL_VCLSTATUSLISTENER_HXX
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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