Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 594 insertions, 0 deletions

diff --git a/svtools/source/uno/statusbarcontroller.cxx b/svtools/source/uno/statusbarcontroller.cxx
new file mode 100644
index 000000000..fae89f287
--- /dev/null
+++ b/svtools/source/uno/statusbarcontroller.cxx
@@ -0,0 +1,594 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <svtools/statusbarcontroller.hxx>
+#include <com/sun/star/beans/PropertyValue.hpp>
+#include <com/sun/star/frame/XDispatchProvider.hpp>
+#include <com/sun/star/frame/XFrame.hpp>
+#include <com/sun/star/lang/DisposedException.hpp>
+#include <com/sun/star/lang/XMultiServiceFactory.hpp>
+#include <com/sun/star/util/URLTransformer.hpp>
+#include <com/sun/star/ui/XStatusbarItem.hpp>
+#include <cppuhelper/queryinterface.hxx>
+#include <vcl/svapp.hxx>
+#include <vcl/window.hxx>
+#include <vcl/status.hxx>
+#include <toolkit/helper/vclunohelper.hxx>
+#include <comphelper/processfactory.hxx>
+
+using namespace ::cppu;
+using namespace css::awt;
+using namespace css::uno;
+using namespace css::util;
+using namespace css::beans;
+using namespace css::lang;
+using namespace css::frame;
+
+namespace svt
+{
+
+StatusbarController::StatusbarController(
+    const Reference< XComponentContext >& rxContext,
+    const Reference< XFrame >& xFrame,
+    const OUString& aCommandURL,
+    unsigned short nID ) :
+    OWeakObject()
+    ,   m_bInitialized( false )
+    ,   m_bDisposed( false )
+    ,   m_nID( nID )
+    ,   m_xFrame( xFrame )
+    ,   m_xContext( rxContext )
+    ,   m_aCommandURL( aCommandURL )
+    ,   m_aListenerContainer( m_aMutex )
+{
+}
+
+StatusbarController::StatusbarController() :
+    OWeakObject()
+    ,   m_bInitialized( false )
+    ,   m_bDisposed( false )
+    ,   m_nID( 0 )
+    ,   m_aListenerContainer( m_aMutex )
+{
+}
+
+StatusbarController::~StatusbarController()
+{
+}
+
+Reference< XFrame > StatusbarController::getFrameInterface() const
+{
+    SolarMutexGuard aSolarMutexGuard;
+    return m_xFrame;
+}
+
+Reference< XURLTransformer > StatusbarController::getURLTransformer() const
+{
+    SolarMutexGuard aSolarMutexGuard;
+    if ( !m_xURLTransformer.is() && m_xContext.is() )
+    {
+        m_xURLTransformer = css::util::URLTransformer::create( m_xContext );
+    }
+
+    return m_xURLTransformer;
+}
+
+// XInterface
+Any SAL_CALL StatusbarController::queryInterface( const Type& rType )
+{
+    Any a = ::cppu::queryInterface(
+                rType ,
+                static_cast< XStatusbarController* >( this ),
+                static_cast< XStatusListener* >( this ),
+                static_cast< XEventListener* >( this ),
+                static_cast< XInitialization* >( this ),
+                static_cast< XComponent* >( this ),
+                static_cast< XUpdatable* >( this ));
+
+    if ( a.hasValue() )
+        return a;
+
+    return OWeakObject::queryInterface( rType );
+}
+
+void SAL_CALL StatusbarController::acquire() noexcept
+{
+    OWeakObject::acquire();
+}
+
+void SAL_CALL StatusbarController::release() noexcept
+{
+    OWeakObject::release();
+}
+
+void SAL_CALL StatusbarController::initialize( const Sequence< Any >& aArguments )
+{
+    bool bInitialized( true );
+
+    {
+        SolarMutexGuard aSolarMutexGuard;
+
+        if ( m_bDisposed )
+            throw DisposedException();
+
+        bInitialized = m_bInitialized;
+    }
+
+    if ( bInitialized )
+        return;
+
+    SolarMutexGuard aSolarMutexGuard;
+    m_bInitialized = true;
+
+    PropertyValue aPropValue;
+    for ( const auto& rArgument : aArguments )
+    {
+        if ( rArgument >>= aPropValue )
+        {
+            if ( aPropValue.Name == "Frame" )
+                aPropValue.Value >>= m_xFrame;
+            else if ( aPropValue.Name == "CommandURL" )
+                aPropValue.Value >>= m_aCommandURL;
+            else if ( aPropValue.Name == "ServiceManager" )
+            {
+                Reference<XMultiServiceFactory> xMSF;
+                aPropValue.Value >>= xMSF;
+                if( xMSF.is() )
+                    m_xContext = comphelper::getComponentContext(xMSF);
+            }
+            else if ( aPropValue.Name == "ParentWindow" )
+                aPropValue.Value >>= m_xParentWindow;
+            else if ( aPropValue.Name == "Identifier" )
+                aPropValue.Value >>= m_nID;
+            else if ( aPropValue.Name == "StatusbarItem" )
+                aPropValue.Value >>= m_xStatusbarItem;
+        }
+    }
+
+    if ( !m_aCommandURL.isEmpty() )
+        m_aListenerMap.emplace( m_aCommandURL, Reference< XDispatch >() );
+}
+
+void SAL_CALL StatusbarController::update()
+{
+    {
+        SolarMutexGuard aSolarMutexGuard;
+        if ( m_bDisposed )
+            throw DisposedException();
+    }
+
+    // Bind all registered listeners to their dispatch objects
+    bindListener();
+}
+
+// XComponent
+void SAL_CALL StatusbarController::dispose()
+{
+    Reference< XComponent > xThis = this;
+
+    {
+        SolarMutexGuard aSolarMutexGuard;
+        if ( m_bDisposed )
+            throw DisposedException();
+    }
+
+    css::lang::EventObject aEvent( xThis );
+    m_aListenerContainer.disposeAndClear( aEvent );
+
+    SolarMutexGuard aSolarMutexGuard;
+    Reference< XStatusListener > xStatusListener = this;
+    Reference< XURLTransformer > xURLTransformer = getURLTransformer();
+    css::util::URL aTargetURL;
+    for (auto const& listener : m_aListenerMap)
+    {
+        try
+        {
+            Reference< XDispatch > xDispatch(listener.second);
+            aTargetURL.Complete = listener.first;
+            xURLTransformer->parseStrict( aTargetURL );
+
+            if ( xDispatch.is() && xStatusListener.is() )
+                xDispatch->removeStatusListener( xStatusListener, aTargetURL );
+        }
+        catch ( Exception& )
+        {
+        }
+    }
+
+    // clear hash map
+    m_aListenerMap.clear();
+
+    // release references
+    m_xURLTransformer.clear();
+    m_xContext.clear();
+    m_xFrame.clear();
+    m_xParentWindow.clear();
+    m_xStatusbarItem.clear();
+
+    m_bDisposed = true;
+}
+
+void SAL_CALL StatusbarController::addEventListener( const Reference< XEventListener >& xListener )
+{
+    m_aListenerContainer.addInterface( cppu::UnoType<XEventListener>::get(), xListener );
+}
+
+void SAL_CALL StatusbarController::removeEventListener( const Reference< XEventListener >& aListener )
+{
+    m_aListenerContainer.removeInterface( cppu::UnoType<XEventListener>::get(), aListener );
+}
+
+// XEventListener
+void SAL_CALL StatusbarController::disposing( const EventObject& Source )
+{
+    SolarMutexGuard aSolarMutexGuard;
+
+    if ( m_bDisposed )
+        return;
+
+    Reference< XFrame > xFrame( Source.Source, UNO_QUERY );
+    if ( xFrame.is() )
+    {
+        if ( xFrame == m_xFrame )
+            m_xFrame.clear();
+        return;
+    }
+
+    Reference< XDispatch > xDispatch( Source.Source, UNO_QUERY );
+    if ( !xDispatch.is() )
+        return;
+
+    for (auto & listener : m_aListenerMap)
+    {
+        // Compare references and release dispatch references if they are equal.
+        if ( xDispatch == listener.second )
+            listener.second.clear();
+    }
+}
+
+// XStatusListener
+void SAL_CALL StatusbarController::statusChanged( const FeatureStateEvent& Event )
+{
+    SolarMutexGuard aSolarMutexGuard;
+
+    if ( m_bDisposed )
+        return;
+
+    VclPtr<vcl::Window> pWindow = VCLUnoHelper::GetWindow( m_xParentWindow );
+    if ( pWindow && pWindow->GetType() == WindowType::STATUSBAR && m_nID != 0 )
+    {
+        OUString   aStrValue;
+        StatusBar* pStatusBar = static_cast<StatusBar *>(pWindow.get());
+
+        if ( Event.State >>= aStrValue )
+            pStatusBar->SetItemText( m_nID, aStrValue );
+        else if ( !Event.State.hasValue() )
+            pStatusBar->SetItemText( m_nID, "" );
+    }
+}
+
+// XStatusbarController
+sal_Bool SAL_CALL StatusbarController::mouseButtonDown(
+    const css::awt::MouseEvent& )
+{
+    return false;
+}
+
+sal_Bool SAL_CALL StatusbarController::mouseMove(
+    const css::awt::MouseEvent& )
+{
+    return false;
+}
+
+sal_Bool SAL_CALL StatusbarController::mouseButtonUp(
+    const css::awt::MouseEvent& )
+{
+    return false;
+}
+
+void SAL_CALL StatusbarController::command(
+    const css::awt::Point&,
+    ::sal_Int32,
+    sal_Bool,
+    const css::uno::Any& )
+{
+}
+
+void SAL_CALL StatusbarController::paint(
+    const css::uno::Reference< css::awt::XGraphics >&,
+    const css::awt::Rectangle&,
+    ::sal_Int32 )
+{
+}
+
+void SAL_CALL StatusbarController::click( const css::awt::Point& )
+{
+}
+
+void SAL_CALL StatusbarController::doubleClick( const css::awt::Point& )
+{
+    SolarMutexGuard aSolarMutexGuard;
+
+    if ( m_bDisposed )
+        return;
+
+    Sequence< PropertyValue > aArgs;
+    execute( aArgs );
+}
+
+void StatusbarController::addStatusListener( const OUString& aCommandURL )
+{
+    Reference< XDispatch >       xDispatch;
+    Reference< XStatusListener > xStatusListener;
+    css::util::URL    aTargetURL;
+
+    {
+        SolarMutexGuard aSolarMutexGuard;
+        URLToDispatchMap::iterator pIter = m_aListenerMap.find( aCommandURL );
+
+        // Already in the list of status listener. Do nothing.
+        if ( pIter != m_aListenerMap.end() )
+            return;
+
+        // Check if we are already initialized. Implementation starts adding itself as status listener when
+        // initialize is called.
+        if ( !m_bInitialized )
+        {
+            // Put into the unordered_map of status listener. Will be activated when initialized is called
+            m_aListenerMap.emplace( aCommandURL, Reference< XDispatch >() );
+            return;
+        }
+        else
+        {
+            // Add status listener directly as initialize has already been called.
+            Reference< XDispatchProvider > xDispatchProvider( m_xFrame, UNO_QUERY );
+            if ( m_xContext.is() && xDispatchProvider.is() )
+            {
+                Reference< XURLTransformer > xURLTransformer = getURLTransformer();
+                aTargetURL.Complete = aCommandURL;
+                xURLTransformer->parseStrict( aTargetURL );
+                xDispatch = xDispatchProvider->queryDispatch( aTargetURL, OUString(), 0 );
+
+                xStatusListener = this;
+                URLToDispatchMap::iterator aIter = m_aListenerMap.find( aCommandURL );
+                if ( aIter != m_aListenerMap.end() )
+                {
+                    Reference< XDispatch > xOldDispatch( aIter->second );
+                    aIter->second = xDispatch;
+
+                    try
+                    {
+                        if ( xOldDispatch.is() )
+                            xOldDispatch->removeStatusListener( xStatusListener, aTargetURL );
+                    }
+                    catch ( Exception& )
+                    {
+                    }
+                }
+                else
+                    m_aListenerMap.emplace( aCommandURL, xDispatch );
+            }
+        }
+    }
+
+    // Call without locked mutex as we are called back from dispatch implementation
+    try
+    {
+        if ( xDispatch.is() )
+            xDispatch->addStatusListener( xStatusListener, aTargetURL );
+    }
+    catch ( Exception& )
+    {
+    }
+}
+
+void StatusbarController::bindListener()
+{
+    std::vector< Listener > aDispatchVector;
+    Reference< XStatusListener > xStatusListener;
+
+    {
+        SolarMutexGuard aSolarMutexGuard;
+
+        if ( !m_bInitialized )
+            return;
+
+        // Collect all registered command URL's and store them temporary
+        Reference< XDispatchProvider > xDispatchProvider( m_xFrame, UNO_QUERY );
+        if ( m_xContext.is() && xDispatchProvider.is() )
+        {
+            xStatusListener = this;
+            for (auto & listener : m_aListenerMap)
+            {
+                Reference< XURLTransformer > xURLTransformer = getURLTransformer();
+                css::util::URL aTargetURL;
+                aTargetURL.Complete = listener.first;
+                xURLTransformer->parseStrict( aTargetURL );
+
+                Reference< XDispatch > xDispatch(listener.second);
+                if ( xDispatch.is() )
+                {
+                    // We already have a dispatch object => we have to requery.
+                    // Release old dispatch object and remove it as listener
+                    try
+                    {
+                        xDispatch->removeStatusListener( xStatusListener, aTargetURL );
+                    }
+                    catch ( Exception& )
+                    {
+                    }
+                }
+
+                listener.second.clear();
+                xDispatch.clear();
+
+                // Query for dispatch object. Old dispatch will be released with this, too.
+                try
+                {
+                    xDispatch = xDispatchProvider->queryDispatch( aTargetURL, OUString(), 0 );
+                }
+                catch ( Exception& )
+                {
+                }
+                listener.second = xDispatch;
+
+                Listener aListener( aTargetURL, xDispatch );
+                aDispatchVector.push_back( aListener );
+            }
+        }
+    }
+
+    // Call without locked mutex as we are called back from dispatch implementation
+    if ( !xStatusListener.is() )
+        return;
+
+    for (Listener & rListener : aDispatchVector)
+    {
+        try
+        {
+            if ( rListener.xDispatch.is() )
+                rListener.xDispatch->addStatusListener( xStatusListener, rListener.aURL );
+            else if ( rListener.aURL.Complete == m_aCommandURL )
+            {
+                // Send status changed for the main URL, if we cannot get a valid dispatch object.
+                // UI disables the button. Catch exception as we release our mutex, it is possible
+                // that someone else already disposed this instance!
+                FeatureStateEvent aFeatureStateEvent;
+                aFeatureStateEvent.IsEnabled = false;
+                aFeatureStateEvent.FeatureURL = rListener.aURL;
+                aFeatureStateEvent.State = Any();
+                xStatusListener->statusChanged( aFeatureStateEvent );
+            }
+        }
+        catch ( ... ){}
+    }
+}
+
+::tools::Rectangle StatusbarController::getControlRect() const
+{
+    ::tools::Rectangle aRect;
+
+    {
+        SolarMutexGuard aSolarMutexGuard;
+
+        if ( m_bDisposed )
+            throw DisposedException();
+
+        if ( m_xParentWindow.is() )
+        {
+            VclPtr< StatusBar > pStatusBar = dynamic_cast< StatusBar* >( VCLUnoHelper::GetWindow( m_xParentWindow ) );
+            if ( pStatusBar && pStatusBar->GetType() == WindowType::STATUSBAR )
+                aRect = pStatusBar->GetItemRect( m_nID );
+        }
+    }
+
+    return aRect;
+}
+
+void StatusbarController::execute( const css::uno::Sequence< css::beans::PropertyValue >& aArgs )
+{
+    Reference< XDispatch >       xDispatch;
+    Reference< XURLTransformer > xURLTransformer;
+    OUString                aCommandURL;
+
+    {
+        SolarMutexGuard aSolarMutexGuard;
+
+        if ( m_bDisposed )
+            throw DisposedException();
+
+        if ( m_bInitialized &&
+             m_xFrame.is() &&
+             m_xContext.is() &&
+             !m_aCommandURL.isEmpty() )
+        {
+            xURLTransformer = getURLTransformer();
+            aCommandURL = m_aCommandURL;
+            URLToDispatchMap::iterator pIter = m_aListenerMap.find( m_aCommandURL );
+            if ( pIter != m_aListenerMap.end() )
+                xDispatch = pIter->second;
+        }
+    }
+
+    if ( !(xDispatch.is() && xURLTransformer.is()) )
+        return;
+
+    try
+    {
+        css::util::URL aTargetURL;
+
+        aTargetURL.Complete = aCommandURL;
+        xURLTransformer->parseStrict( aTargetURL );
+        xDispatch->dispatch( aTargetURL, aArgs );
+    }
+    catch ( DisposedException& )
+    {
+    }
+}
+
+void StatusbarController::execute(
+    const OUString& aCommandURL,
+    const Sequence< css::beans::PropertyValue >& aArgs )
+{
+    Reference< XDispatch >      xDispatch;
+    css::util::URL   aTargetURL;
+
+    {
+        SolarMutexGuard aSolarMutexGuard;
+
+        if ( m_bDisposed )
+            throw DisposedException();
+
+        if ( m_bInitialized &&
+             m_xFrame.is() &&
+             m_xContext.is() &&
+             !m_aCommandURL.isEmpty() )
+        {
+            Reference< XURLTransformer > xURLTransformer( getURLTransformer() );
+            aTargetURL.Complete = aCommandURL;
+            xURLTransformer->parseStrict( aTargetURL );
+
+            URLToDispatchMap::iterator pIter = m_aListenerMap.find( aCommandURL );
+            if ( pIter != m_aListenerMap.end() )
+                xDispatch = pIter->second;
+            else
+            {
+                Reference< css::frame::XDispatchProvider > xDispatchProvider(
+                    m_xFrame->getController(), UNO_QUERY );
+                if ( xDispatchProvider.is() )
+                    xDispatch = xDispatchProvider->queryDispatch( aTargetURL, OUString(), 0 );
+            }
+        }
+    }
+
+    if ( xDispatch.is() )
+    {
+        try
+        {
+            xDispatch->dispatch( aTargetURL, aArgs );
+        }
+        catch ( DisposedException& )
+        {
+        }
+    }
+}
+
+} // svt
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */