Adding upstream version 4:24.2.0.upstream/4%24.2.0

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

1 files changed, 263 insertions, 0 deletions

diff --git a/sfx2/source/view/userinputinterception.cxx b/sfx2/source/view/userinputinterception.cxx
new file mode 100644
index 0000000000..f609652ea7
--- /dev/null
+++ b/sfx2/source/view/userinputinterception.cxx
@@ -0,0 +1,263 @@
+/* -*- 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 <sfx2/userinputinterception.hxx>
+
+#include <com/sun/star/awt/MouseButton.hpp>
+#include <com/sun/star/awt/MouseEvent.hpp>
+#include <com/sun/star/awt/InputEvent.hpp>
+#include <com/sun/star/awt/KeyEvent.hpp>
+#include <com/sun/star/awt/KeyModifier.hpp>
+#include <com/sun/star/awt/XKeyHandler.hpp>
+#include <com/sun/star/awt/XMouseClickHandler.hpp>
+#include <com/sun/star/awt/XVclWindowPeer.hpp>
+#include <com/sun/star/uno/XInterface.hpp>
+
+#include <comphelper/interfacecontainer3.hxx>
+#include <cppuhelper/weak.hxx>
+#include <vcl/event.hxx>
+#include <vcl/window.hxx>
+#include <osl/diagnose.h>
+
+namespace sfx2
+{
+
+
+    using ::com::sun::star::uno::Reference;
+    using ::com::sun::star::uno::XInterface;
+    using ::com::sun::star::uno::Exception;
+    using ::com::sun::star::uno::RuntimeException;
+    using ::com::sun::star::awt::MouseEvent;
+    using ::com::sun::star::awt::KeyEvent;
+    using ::com::sun::star::awt::InputEvent;
+    using ::com::sun::star::awt::XKeyHandler;
+    using ::com::sun::star::awt::XMouseClickHandler;
+    using ::com::sun::star::lang::DisposedException;
+
+    namespace MouseButton = ::com::sun::star::awt::MouseButton;
+    namespace KeyModifier = ::com::sun::star::awt::KeyModifier;
+
+    struct UserInputInterception_Data
+    {
+    public:
+        ::cppu::OWeakObject&                m_rControllerImpl;
+        ::comphelper::OInterfaceContainerHelper3<XKeyHandler> m_aKeyHandlers;
+        ::comphelper::OInterfaceContainerHelper3<XMouseClickHandler> m_aMouseClickHandlers;
+
+    public:
+        UserInputInterception_Data( ::cppu::OWeakObject& _rControllerImpl, ::osl::Mutex& _rMutex )
+            :m_rControllerImpl( _rControllerImpl )
+            ,m_aKeyHandlers( _rMutex )
+            ,m_aMouseClickHandlers( _rMutex )
+        {
+        }
+    };
+
+    namespace
+    {
+        template< class VCLEVENT >
+        void lcl_initModifiers( InputEvent& _rEvent, const VCLEVENT& _rVclEvent )
+        {
+            _rEvent.Modifiers = 0;
+
+            if ( _rVclEvent.IsShift() )
+                _rEvent.Modifiers |= KeyModifier::SHIFT;
+            if ( _rVclEvent.IsMod1() )
+                _rEvent.Modifiers |= KeyModifier::MOD1;
+            if ( _rVclEvent.IsMod2() )
+                _rEvent.Modifiers |= KeyModifier::MOD2;
+            if ( _rVclEvent.IsMod3() )
+                _rEvent.Modifiers |= KeyModifier::MOD3;
+        }
+
+        void lcl_initKeyEvent( KeyEvent& rEvent, const ::KeyEvent& rEvt )
+        {
+            lcl_initModifiers( rEvent, rEvt.GetKeyCode() );
+
+            rEvent.KeyCode = rEvt.GetKeyCode().GetCode();
+            rEvent.KeyChar = rEvt.GetCharCode();
+            rEvent.KeyFunc = sal::static_int_cast< sal_Int16 >( rEvt.GetKeyCode().GetFunction());
+        }
+
+        void lcl_initMouseEvent( MouseEvent& rEvent, const ::MouseEvent& rEvt )
+        {
+            lcl_initModifiers( rEvent, rEvt );
+
+            rEvent.Buttons = 0;
+            if ( rEvt.IsLeft() )
+                rEvent.Buttons |= MouseButton::LEFT;
+            if ( rEvt.IsRight() )
+                rEvent.Buttons |= MouseButton::RIGHT;
+            if ( rEvt.IsMiddle() )
+                rEvent.Buttons |= MouseButton::MIDDLE;
+
+            rEvent.X = rEvt.GetPosPixel().X();
+            rEvent.Y = rEvt.GetPosPixel().Y();
+            rEvent.ClickCount = rEvt.GetClicks();
+            rEvent.PopupTrigger = false;
+        }
+
+    }
+
+
+    //= UserInputInterception
+
+
+    UserInputInterception::UserInputInterception( ::cppu::OWeakObject& _rControllerImpl, ::osl::Mutex& _rMutex )
+        :m_pData( new UserInputInterception_Data( _rControllerImpl, _rMutex ) )
+    {
+    }
+
+
+    UserInputInterception::~UserInputInterception()
+    {
+    }
+
+
+    void UserInputInterception::addKeyHandler( const Reference< XKeyHandler >& _rxHandler )
+    {
+        if ( _rxHandler.is() )
+            m_pData->m_aKeyHandlers.addInterface( _rxHandler );
+    }
+
+
+    void UserInputInterception::removeKeyHandler( const Reference< XKeyHandler >& _rxHandler )
+    {
+        m_pData->m_aKeyHandlers.removeInterface( _rxHandler );
+    }
+
+
+    void UserInputInterception::addMouseClickHandler( const Reference< XMouseClickHandler >& _rxHandler )
+    {
+        if ( _rxHandler.is() )
+            m_pData->m_aMouseClickHandlers.addInterface( _rxHandler );
+    }
+
+
+    void UserInputInterception::removeMouseClickHandler( const Reference< XMouseClickHandler >& _rxHandler )
+    {
+        m_pData->m_aMouseClickHandlers.removeInterface( _rxHandler );
+    }
+
+
+    bool UserInputInterception::hasKeyHandlers() const
+    {
+        return m_pData->m_aKeyHandlers.getLength() > 0;
+    }
+
+
+    bool UserInputInterception::hasMouseClickListeners() const
+    {
+        return m_pData->m_aMouseClickHandlers.getLength() > 0;
+    }
+
+
+    bool UserInputInterception::handleNotifyEvent( const NotifyEvent& _rEvent )
+    {
+        Reference < XInterface > xHoldAlive( m_pData->m_rControllerImpl );
+
+        NotifyEventType nType = _rEvent.GetType();
+        bool bHandled = false;
+
+        switch ( nType )
+        {
+            case NotifyEventType::KEYINPUT:
+            case NotifyEventType::KEYUP:
+            {
+                KeyEvent aEvent;
+                lcl_initKeyEvent( aEvent, *_rEvent.GetKeyEvent() );
+                if ( _rEvent.GetWindow() )
+                    aEvent.Source = _rEvent.GetWindow()->GetComponentInterface();
+
+                ::comphelper::OInterfaceIteratorHelper3 aIterator( m_pData->m_aKeyHandlers );
+                while ( aIterator.hasMoreElements() )
+                {
+                    Reference< XKeyHandler > xHandler( aIterator.next() );
+                    try
+                    {
+                        if ( nType == NotifyEventType::KEYINPUT )
+                            bHandled = xHandler->keyPressed( aEvent );
+                        else
+                            bHandled = xHandler->keyReleased( aEvent );
+                    }
+                    catch( const DisposedException& e )
+                    {
+                        if ( e.Context == xHandler )
+                            aIterator.remove();
+                    }
+                    catch( const RuntimeException& )
+                    {
+                        throw;
+                    }
+                    catch( const Exception& )
+                    {
+                    }
+                }
+            }
+            break;
+
+            case NotifyEventType::MOUSEBUTTONDOWN:
+            case NotifyEventType::MOUSEBUTTONUP:
+            {
+                MouseEvent aEvent;
+                lcl_initMouseEvent( aEvent, *_rEvent.GetMouseEvent() );
+                if ( _rEvent.GetWindow() )
+                    aEvent.Source = _rEvent.GetWindow()->GetComponentInterface();
+
+                ::comphelper::OInterfaceIteratorHelper3 aIterator( m_pData->m_aMouseClickHandlers );
+                while ( aIterator.hasMoreElements() )
+                {
+                    Reference< XMouseClickHandler > xHandler( aIterator.next() );
+                    try
+                    {
+                        if ( nType == NotifyEventType::MOUSEBUTTONDOWN )
+                            bHandled = xHandler->mousePressed( aEvent );
+                        else
+                            bHandled = xHandler->mouseReleased( aEvent );
+                    }
+                    catch( const DisposedException& e )
+                    {
+                        if ( e.Context == xHandler )
+                            aIterator.remove();
+                    }
+                    catch( const RuntimeException& )
+                    {
+                        throw;
+                    }
+                    catch( const Exception& )
+                    {
+                    }
+                }
+            }
+            break;
+
+            default:
+                OSL_FAIL( "UserInputInterception::handleNotifyEvent: illegal event type!" );
+                break;
+        }
+
+        return bHandled;
+    }
+
+
+} // namespace sfx2
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */