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| -rw-r--r-- | toolkit/source/controls/unocontrol.cxx | 1565 |
1 files changed, 1565 insertions, 0 deletions
diff --git a/toolkit/source/controls/unocontrol.cxx b/toolkit/source/controls/unocontrol.cxx new file mode 100644 index 000000000..b1e802899 --- /dev/null +++ b/toolkit/source/controls/unocontrol.cxx @@ -0,0 +1,1565 @@ +/* -*- 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 <sal/config.h> + +#include <com/sun/star/awt/XControlContainer.hpp> +#include <com/sun/star/awt/WindowAttribute.hpp> +#include <com/sun/star/awt/VclWindowPeerAttribute.hpp> +#include <com/sun/star/awt/PosSize.hpp> +#include <com/sun/star/beans/PropertyValue.hpp> +#include <com/sun/star/beans/XPropertySet.hpp> +#include <com/sun/star/beans/XMultiPropertySet.hpp> +#include <com/sun/star/lang/NoSupportException.hpp> +#include <com/sun/star/resource/XStringResourceResolver.hpp> +#include <toolkit/controls/unocontrol.hxx> +#include <toolkit/helper/vclunohelper.hxx> +#include <cppuhelper/supportsservice.hxx> +#include <osl/mutex.hxx> +#include <tools/debug.hxx> +#include <tools/diagnose_ex.h> +#include <vcl/svapp.hxx> +#include <vcl/window.hxx> +#include <toolkit/helper/property.hxx> +#include <toolkit/awt/vclxwindow.hxx> +#include <controls/accessiblecontrolcontext.hxx> + +#include <algorithm> +#include <map> +#include <string_view> +#include <vector> + +using namespace ::com::sun::star; +using namespace ::com::sun::star::uno; +using namespace ::com::sun::star::awt; +using namespace ::com::sun::star::beans; +using namespace ::com::sun::star::lang; +using namespace ::com::sun::star::util; + +using ::com::sun::star::accessibility::XAccessibleContext; +using ::com::sun::star::accessibility::XAccessible; + +namespace { + +struct LanguageDependentProp +{ + const char* pPropName; + sal_Int32 nPropNameLength; +}; + +} + +const LanguageDependentProp aLanguageDependentProp[] = +{ + { "Text", 4 }, + { "Label", 5 }, + { "Title", 5 }, + { "HelpText", 8 }, + { "CurrencySymbol", 14 }, + { "StringItemList", 14 }, + { nullptr, 0 } +}; + +static Sequence< OUString> lcl_ImplGetPropertyNames( const Reference< XMultiPropertySet > & rxModel ) +{ + Sequence< OUString> aNames; + Reference< XPropertySetInfo > xPSInf = rxModel->getPropertySetInfo(); + DBG_ASSERT( xPSInf.is(), "UpdateFromModel: No PropertySetInfo!" ); + if ( xPSInf.is() ) + { + const Sequence< Property> aProps = xPSInf->getProperties(); + sal_Int32 nLen = aProps.getLength(); + aNames = Sequence< OUString>( nLen ); + std::transform(aProps.begin(), aProps.end(), aNames.getArray(), + [](const Property& rProp) -> OUString { return rProp.Name; }); + } + return aNames; +} + +namespace { + +class VclListenerLock +{ +private: + VCLXWindow* m_pLockWindow; + +public: + explicit VclListenerLock( VCLXWindow* _pLockWindow ) + : m_pLockWindow( _pLockWindow ) + { + if ( m_pLockWindow ) + m_pLockWindow->suspendVclEventListening( ); + } + ~VclListenerLock() + { + if ( m_pLockWindow ) + m_pLockWindow->resumeVclEventListening( ); + } + VclListenerLock(const VclListenerLock&) = delete; + VclListenerLock& operator=(const VclListenerLock&) = delete; +}; + +} + +typedef ::std::map< OUString, sal_Int32 > MapString2Int; +struct UnoControl_Data +{ + MapString2Int aSuspendedPropertyNotifications; + /// true if and only if our model has a property ResourceResolver + bool bLocalizationSupport; + + UnoControl_Data() + :bLocalizationSupport( false ) + { + } +}; + +UnoControl::UnoControl() : + maDisposeListeners( *this ) + , maWindowListeners( *this ) + , maFocusListeners( *this ) + , maKeyListeners( *this ) + , maMouseListeners( *this ) + , maMouseMotionListeners( *this ) + , maPaintListeners( *this ) + , maModeChangeListeners( GetMutex() ) + , mpData( new UnoControl_Data ) +{ + mbDisposePeer = true; + mbRefreshingPeer = false; + mbCreatingPeer = false; + mbCreatingCompatiblePeer = false; + mbDesignMode = false; +} + +UnoControl::~UnoControl() +{ +} + +OUString UnoControl::GetComponentServiceName() const +{ + return OUString(); +} + +Reference< XWindowPeer > UnoControl::ImplGetCompatiblePeer() +{ + DBG_ASSERT( !mbCreatingCompatiblePeer, "ImplGetCompatiblePeer - recursive?" ); + + mbCreatingCompatiblePeer = true; + + Reference< XWindowPeer > xCompatiblePeer = getPeer(); + + if ( !xCompatiblePeer.is() ) + { + // Create the pair as invisible + bool bVis = maComponentInfos.bVisible; + if( bVis ) + maComponentInfos.bVisible = false; + + Reference< XWindowPeer > xCurrentPeer = getPeer(); + setPeer( nullptr ); + + // queryInterface ourself, to allow aggregation + Reference< XControl > xMe; + OWeakAggObject::queryInterface( cppu::UnoType<decltype(xMe)>::get() ) >>= xMe; + + vcl::Window* pParentWindow( nullptr ); + { + SolarMutexGuard aGuard; + auto pDefaultDevice = Application::GetDefaultDevice(); + if (pDefaultDevice) + pParentWindow = pDefaultDevice->GetOwnerWindow(); + ENSURE_OR_THROW( pParentWindow != nullptr, "could obtain a default parent window!" ); + } + try + { + xMe->createPeer( nullptr, pParentWindow->GetComponentInterface() ); + } + catch( const Exception& ) + { + mbCreatingCompatiblePeer = false; + throw; + } + xCompatiblePeer = getPeer(); + setPeer( xCurrentPeer ); + + if ( xCompatiblePeer.is() && mxGraphics.is() ) + { + Reference< XView > xPeerView( xCompatiblePeer, UNO_QUERY ); + if ( xPeerView.is() ) + xPeerView->setGraphics( mxGraphics ); + } + + if( bVis ) + maComponentInfos.bVisible = true; + } + + mbCreatingCompatiblePeer = false; + + return xCompatiblePeer; +} + +bool UnoControl::ImplCheckLocalize( OUString& _rPossiblyLocalizable ) +{ + if ( !mpData->bLocalizationSupport + || ( _rPossiblyLocalizable.isEmpty() ) + || ( _rPossiblyLocalizable[0] != '&' ) + // TODO: make this reasonable. At the moment, everything which by accident starts with a & is considered + // localizable, which is probably wrong. + ) + return false; + + try + { + Reference< XPropertySet > xPropSet( mxModel, UNO_QUERY_THROW ); + Reference< resource::XStringResourceResolver > xStringResourceResolver( + xPropSet->getPropertyValue("ResourceResolver"), + UNO_QUERY + ); + if ( xStringResourceResolver.is() ) + { + OUString aLocalizationKey( _rPossiblyLocalizable.copy( 1 ) ); + _rPossiblyLocalizable = xStringResourceResolver->resolveString( aLocalizationKey ); + return true; + } + } + catch( const Exception& ) + { + DBG_UNHANDLED_EXCEPTION("toolkit.controls"); + } + return false; +} + +void UnoControl::ImplSetPeerProperty( const OUString& rPropName, const Any& rVal ) +{ + // since a change made in propertiesChange, we can't be sure that this is called with a valid getPeer(), + // this assumption may be false in some (seldom) multi-threading scenarios (cause propertiesChange + // releases our mutex before calling here in) + // That's why this additional check + + if ( !mxVclWindowPeer.is() ) + return; + + Any aConvertedValue( rVal ); + + if ( mpData->bLocalizationSupport ) + { + // We now support a mapping for language dependent properties. This is the + // central method to implement it. + if( rPropName == "Text" || + rPropName == "Label" || + rPropName == "Title" || + rPropName == "HelpText" || + rPropName == "CurrencySymbol" || + rPropName == "StringItemList" ) + { + OUString aValue; + uno::Sequence< OUString > aSeqValue; + if ( aConvertedValue >>= aValue ) + { + if ( ImplCheckLocalize( aValue ) ) + aConvertedValue <<= aValue; + } + else if ( aConvertedValue >>= aSeqValue ) + { + for ( auto& rValue : asNonConstRange(aSeqValue) ) + ImplCheckLocalize( rValue ); + aConvertedValue <<= aSeqValue; + } + } + } + + mxVclWindowPeer->setProperty( rPropName, aConvertedValue ); +} + +void UnoControl::PrepareWindowDescriptor( WindowDescriptor& ) +{ +} + +Reference< XWindow > UnoControl::getParentPeer() const +{ + Reference< XWindow > xPeer; + if( mxContext.is() ) + { + Reference< XControl > xContComp( mxContext, UNO_QUERY ); + if ( xContComp.is() ) + { + Reference< XWindowPeer > xP = xContComp->getPeer(); + if ( xP.is() ) + xPeer.set( xP, UNO_QUERY ); + } + } + return xPeer; +} + +void UnoControl::updateFromModel() +{ + // Read default properties and hand over to peer + if( getPeer().is() ) + { + Reference< XMultiPropertySet > xPropSet( mxModel, UNO_QUERY ); + if( xPropSet.is() ) + { + Sequence< OUString> aNames = lcl_ImplGetPropertyNames( xPropSet ); + xPropSet->firePropertiesChangeEvent( aNames, this ); + } + } +} + + +// XTypeProvider +IMPL_IMPLEMENTATION_ID( UnoControl ) + +void +UnoControl::DisposeAccessibleContext(Reference<XComponent> const& xContextComp) +{ + if (xContextComp.is()) + { + try + { + xContextComp->removeEventListener( this ); + xContextComp->dispose(); + } + catch( const Exception& ) + { + OSL_FAIL( "UnoControl::disposeAccessibleContext: could not dispose my AccessibleContext!" ); + } + } +} + +void UnoControl::dispose( ) +{ + Reference< XWindowPeer > xPeer; + Reference<XComponent> xAccessibleComp; + { + ::osl::MutexGuard aGuard( GetMutex() ); + if( mbDisposePeer ) + { + xPeer = mxPeer; + } + setPeer( nullptr ); + xAccessibleComp.set(maAccessibleContext, UNO_QUERY); + maAccessibleContext.clear(); + } + if( xPeer.is() ) + { + xPeer->dispose(); + } + + // dispose our AccessibleContext - without Mutex locked + DisposeAccessibleContext(xAccessibleComp); + + EventObject aDisposeEvent; + aDisposeEvent.Source = static_cast< XAggregation* >( this ); + + maDisposeListeners.disposeAndClear( aDisposeEvent ); + maWindowListeners.disposeAndClear( aDisposeEvent ); + maFocusListeners.disposeAndClear( aDisposeEvent ); + maKeyListeners.disposeAndClear( aDisposeEvent ); + maMouseListeners.disposeAndClear( aDisposeEvent ); + maMouseMotionListeners.disposeAndClear( aDisposeEvent ); + maPaintListeners.disposeAndClear( aDisposeEvent ); + maModeChangeListeners.disposeAndClear( aDisposeEvent ); + + // release Model again + setModel( Reference< XControlModel > () ); + setContext( Reference< XInterface > () ); +} + +void UnoControl::addEventListener( const Reference< XEventListener >& rxListener ) +{ + ::osl::MutexGuard aGuard( GetMutex() ); + + maDisposeListeners.addInterface( rxListener ); +} + +void UnoControl::removeEventListener( const Reference< XEventListener >& rxListener ) +{ + ::osl::MutexGuard aGuard( GetMutex() ); + + maDisposeListeners.removeInterface( rxListener ); +} + +bool UnoControl::requiresNewPeer( const OUString& /* _rPropertyName */ ) const +{ + return false; +} + +// XPropertiesChangeListener +void UnoControl::propertiesChange( const Sequence< PropertyChangeEvent >& rEvents ) +{ + Sequence< PropertyChangeEvent > aEvents( rEvents ); + { + ::osl::MutexGuard aGuard( GetMutex() ); + + if ( !mpData->aSuspendedPropertyNotifications.empty() ) + { + // strip the property which we are currently updating (somewhere up the stack) + PropertyChangeEvent* pEvents = aEvents.getArray(); + PropertyChangeEvent* pEventsEnd = pEvents + aEvents.getLength(); + for ( ; pEvents < pEventsEnd; ) + if ( mpData->aSuspendedPropertyNotifications.find( pEvents->PropertyName ) != mpData->aSuspendedPropertyNotifications.end() ) + { + std::copy(pEvents + 1, pEventsEnd, pEvents); + --pEventsEnd; + } + else + ++pEvents; + aEvents.realloc( pEventsEnd - aEvents.getConstArray() ); + + if ( !aEvents.hasElements() ) + return; + } + } + + ImplModelPropertiesChanged( aEvents ); +} + +void UnoControl::ImplLockPropertyChangeNotification( const OUString& rPropertyName, bool bLock ) +{ + MapString2Int::iterator pos = mpData->aSuspendedPropertyNotifications.find( rPropertyName ); + if ( bLock ) + { + if ( pos == mpData->aSuspendedPropertyNotifications.end() ) + pos = mpData->aSuspendedPropertyNotifications.emplace( rPropertyName, 0 ).first; + ++pos->second; + } + else + { + OSL_ENSURE( pos != mpData->aSuspendedPropertyNotifications.end(), "UnoControl::ImplLockPropertyChangeNotification: property not locked!" ); + if ( pos != mpData->aSuspendedPropertyNotifications.end() ) + { + OSL_ENSURE( pos->second > 0, "UnoControl::ImplLockPropertyChangeNotification: invalid suspension counter!" ); + if ( 0 == --pos->second ) + mpData->aSuspendedPropertyNotifications.erase( pos ); + } + } +} + +void UnoControl::ImplLockPropertyChangeNotifications( const Sequence< OUString >& rPropertyNames, bool bLock ) +{ + for ( auto const & propertyName : rPropertyNames ) + ImplLockPropertyChangeNotification( propertyName, bLock ); +} + +void UnoControl::ImplModelPropertiesChanged( const Sequence< PropertyChangeEvent >& rEvents ) +{ + ::osl::ClearableGuard< ::osl::Mutex > aGuard( GetMutex() ); + + if( !getPeer().is() ) + return; + + std::vector< PropertyValue > aPeerPropertiesToSet; + sal_Int32 nIndependentPos = 0; + bool bResourceResolverSet( false ); + // position where to insert the independent properties into aPeerPropertiesToSet, + // dependent ones are inserted at the end of the vector + + bool bNeedNewPeer = false; + // some properties require a re-creation of the peer, 'cause they can't be changed on the fly + + Reference< XControlModel > xOwnModel = getModel(); + // our own model for comparison + Reference< XPropertySet > xPS( xOwnModel, UNO_QUERY ); + Reference< XPropertySetInfo > xPSI = xPS->getPropertySetInfo(); + OSL_ENSURE( xPSI.is(), "UnoControl::ImplModelPropertiesChanged: should have property set meta data!" ); + + sal_Int32 nLen = rEvents.getLength(); + aPeerPropertiesToSet.reserve(nLen); + + for( const PropertyChangeEvent& rEvent : rEvents ) + { + Reference< XControlModel > xModel( rEvent.Source, UNO_QUERY ); + bool bOwnModel = xModel.get() == xOwnModel.get(); + if ( !bOwnModel ) + continue; + + // Detect changes on our resource resolver which invalidates + // automatically some language dependent properties. + if ( rEvent.PropertyName == "ResourceResolver" ) + { + Reference< resource::XStringResourceResolver > xStrResolver; + if ( rEvent.NewValue >>= xStrResolver ) + bResourceResolverSet = xStrResolver.is(); + } + + sal_uInt16 nPType = GetPropertyId( rEvent.PropertyName ); + if ( mbDesignMode && mbDisposePeer && !mbRefreshingPeer && !mbCreatingPeer ) + { + // if we're in design mode, then some properties can change which + // require creating a *new* peer (since these properties cannot + // be switched at existing peers) + if ( nPType ) + bNeedNewPeer = ( nPType == BASEPROPERTY_BORDER ) + || ( nPType == BASEPROPERTY_MULTILINE ) + || ( nPType == BASEPROPERTY_DROPDOWN ) + || ( nPType == BASEPROPERTY_HSCROLL ) + || ( nPType == BASEPROPERTY_VSCROLL ) + || ( nPType == BASEPROPERTY_AUTOHSCROLL ) + || ( nPType == BASEPROPERTY_AUTOVSCROLL ) + || ( nPType == BASEPROPERTY_ORIENTATION ) + || ( nPType == BASEPROPERTY_SPIN ) + || ( nPType == BASEPROPERTY_ALIGN ) + || ( nPType == BASEPROPERTY_PAINTTRANSPARENT ); + else + bNeedNewPeer = requiresNewPeer( rEvent.PropertyName ); + + if ( bNeedNewPeer ) + break; + } + + if ( nPType && ( nLen > 1 ) && DoesDependOnOthers( nPType ) ) + { + // Add properties with dependencies on other properties last + // since they're dependent on properties added later (such as + // VALUE dependency on VALUEMIN/MAX) + aPeerPropertiesToSet.emplace_back(rEvent.PropertyName, 0, rEvent.NewValue, PropertyState_DIRECT_VALUE); + } + else + { + if ( bResourceResolverSet ) + { + // The resource resolver property change should be one of the first ones. + // All language dependent properties are dependent on this property. + // As BASEPROPERTY_NATIVE_WIDGET_LOOK is not dependent on resource + // resolver. We don't need to handle a special order for these two props. + aPeerPropertiesToSet.insert( + aPeerPropertiesToSet.begin(), + PropertyValue( rEvent.PropertyName, 0, rEvent.NewValue, PropertyState_DIRECT_VALUE ) ); + ++nIndependentPos; + } + else if ( nPType == BASEPROPERTY_NATIVE_WIDGET_LOOK ) + { + // since *a lot* of other properties might be overruled by this one, we need + // a special handling: + // NativeWidgetLook needs to be set first: If it is set to ON, all other + // properties describing the look (e.g. BackgroundColor) are ignored, anyway. + // If it is switched OFF, then we need to do it first because else it will + // overrule other look-related properties, and re-initialize them from system + // defaults. + aPeerPropertiesToSet.insert( + aPeerPropertiesToSet.begin(), + PropertyValue( rEvent.PropertyName, 0, rEvent.NewValue, PropertyState_DIRECT_VALUE ) ); + ++nIndependentPos; + } + else + { + aPeerPropertiesToSet.insert(aPeerPropertiesToSet.begin() + nIndependentPos, + PropertyValue(rEvent.PropertyName, 0, rEvent.NewValue, PropertyState_DIRECT_VALUE)); + ++nIndependentPos; + } + } + } + + Reference< XWindow > xParent = getParentPeer(); + Reference< XControl > xThis(this); + // call createPeer via an interface got from queryInterface, so the aggregating class can intercept it + + DBG_ASSERT( !bNeedNewPeer || xParent.is(), "Need new peer, but don't have a parent!" ); + + // Check if we have to update language dependent properties + if ( !bNeedNewPeer && bResourceResolverSet ) + { + // Add language dependent properties into the peer property set. + // Our resource resolver has been changed and we must be sure + // that language dependent props use the new resolver. + const LanguageDependentProp* pLangDepProp = aLanguageDependentProp; + while ( pLangDepProp->pPropName != nullptr ) + { + bool bMustBeInserted( true ); + for (const PropertyValue & i : aPeerPropertiesToSet) + { + if ( i.Name.equalsAsciiL( + pLangDepProp->pPropName, pLangDepProp->nPropNameLength )) + { + bMustBeInserted = false; + break; + } + } + + if ( bMustBeInserted ) + { + // Add language dependent props at the end + OUString aPropName( OUString::createFromAscii( pLangDepProp->pPropName )); + if ( xPSI.is() && xPSI->hasPropertyByName( aPropName ) ) + { + aPeerPropertiesToSet.emplace_back( aPropName, 0, xPS->getPropertyValue( aPropName ), PropertyState_DIRECT_VALUE ); + } + } + + ++pLangDepProp; + } + } + aGuard.clear(); + + // clear the guard before creating a new peer - as usual, our peer implementations use the SolarMutex + + if (bNeedNewPeer && xParent.is()) + { + SolarMutexGuard aVclGuard; + // and now this is the final withdrawal: + // I have no other idea than locking the SolarMutex here... + // I really hate the fact that VCL is not threadsafe... + + // Doesn't work for Container! + getPeer()->dispose(); + mxPeer.clear(); + mxVclWindowPeer = nullptr; + mbRefreshingPeer = true; + Reference< XWindowPeer > xP( xParent, UNO_QUERY ); + xThis->createPeer( Reference< XToolkit > (), xP ); + mbRefreshingPeer = false; + aPeerPropertiesToSet.clear(); + } + + // lock the multiplexing of VCL events to our UNO listeners + // this is for compatibility reasons: in OOo 1.0.x, changes which were done at the + // model did not cause the listeners of the controls/peers to be called + // Since the implementations for the listeners changed a lot towards 1.1, this + // would not be the case anymore, if we would not do this listener-lock below + // #i14703# + VCLXWindow* pPeer; + { + SolarMutexGuard g; + VclPtr<vcl::Window> pVclPeer = VCLUnoHelper::GetWindow( getPeer() ); + pPeer = pVclPeer ? pVclPeer->GetWindowPeer() : nullptr; + } + VclListenerLock aNoVclEventMultiplexing( pPeer ); + + // setting peer properties may result in an attempt to acquire the solar mutex, 'cause the peers + // usually don't have an own mutex but use the SolarMutex instead. + // To prevent deadlocks resulting from this, we do this without our own mutex locked + for (const auto& rProp : aPeerPropertiesToSet) + { + ImplSetPeerProperty( rProp.Name, rProp.Value ); + } + +} + +void UnoControl::disposing( const EventObject& rEvt ) +{ + ::osl::ClearableMutexGuard aGuard( GetMutex() ); + // do not compare differing types in case of multiple inheritance + + if ( maAccessibleContext.get() == rEvt.Source ) + { + // just in case the context is disposed, but not released - ensure that we do not re-use it in the future + maAccessibleContext.clear(); + } + else if( mxModel.get() == Reference< XControlModel >(rEvt.Source,UNO_QUERY).get() ) + { + // #62337# if the model dies, it does not make sense for us to live ... + Reference< XControl > xThis = this; + + aGuard.clear(); + xThis->dispose(); + + DBG_ASSERT( !mxModel.is(), "UnoControl::disposing: invalid dispose behaviour!" ); + mxModel.clear(); + } +} + + +void SAL_CALL UnoControl::setOutputSize( const awt::Size& aSize ) +{ + Reference< XWindow2 > xPeerWindow; + { + ::osl::MutexGuard aGuard( GetMutex() ); + xPeerWindow.set(getPeer(), css::uno::UNO_QUERY); + } + + if ( xPeerWindow.is() ) + xPeerWindow->setOutputSize( aSize ); +} + +namespace +{ + template < typename RETVALTYPE, typename DEFAULTTYPE > + RETVALTYPE lcl_askPeer( const uno::Reference< awt::XWindowPeer >& _rxPeer, RETVALTYPE (SAL_CALL XWindow2::*_pMethod)(), DEFAULTTYPE _aDefault ) + { + RETVALTYPE aReturn( _aDefault ); + + Reference< XWindow2 > xPeerWindow( _rxPeer, UNO_QUERY ); + if ( xPeerWindow.is() ) + aReturn = (xPeerWindow.get()->*_pMethod)(); + + return aReturn; + } +} + +awt::Size SAL_CALL UnoControl::getOutputSize( ) +{ + return lcl_askPeer( getPeer(), &XWindow2::getOutputSize, awt::Size() ); +} + +sal_Bool SAL_CALL UnoControl::isVisible( ) +{ + return lcl_askPeer( getPeer(), &XWindow2::isVisible, maComponentInfos.bVisible ); +} + +sal_Bool SAL_CALL UnoControl::isActive( ) +{ + return lcl_askPeer( getPeer(), &XWindow2::isActive, false ); +} + +sal_Bool SAL_CALL UnoControl::isEnabled( ) +{ + return lcl_askPeer( getPeer(), &XWindow2::isEnabled, maComponentInfos.bEnable ); +} + +sal_Bool SAL_CALL UnoControl::hasFocus( ) +{ + return lcl_askPeer( getPeer(), &XWindow2::hasFocus, false ); +} + +// XWindow +void UnoControl::setPosSize( sal_Int32 X, sal_Int32 Y, sal_Int32 Width, sal_Int32 Height, sal_Int16 Flags ) +{ + Reference< XWindow > xWindow; + { + ::osl::MutexGuard aGuard( GetMutex() ); + + if ( Flags & awt::PosSize::X ) + maComponentInfos.nX = X; + if ( Flags & awt::PosSize::Y ) + maComponentInfos.nY = Y; + if ( Flags & awt::PosSize::WIDTH ) + maComponentInfos.nWidth = Width; + if ( Flags & awt::PosSize::HEIGHT ) + maComponentInfos.nHeight = Height; + maComponentInfos.nFlags |= Flags; + + xWindow.set(getPeer(), css::uno::UNO_QUERY); + } + + if( xWindow.is() ) + xWindow->setPosSize( X, Y, Width, Height, Flags ); +} + +awt::Rectangle UnoControl::getPosSize( ) +{ + awt::Rectangle aRect( maComponentInfos.nX, maComponentInfos.nY, maComponentInfos.nWidth, maComponentInfos.nHeight); + Reference< XWindow > xWindow; + + { + ::osl::MutexGuard aGuard( GetMutex() ); + xWindow.set(getPeer(), css::uno::UNO_QUERY); + } + + if( xWindow.is() ) + aRect = xWindow->getPosSize(); + return aRect; +} + +void UnoControl::setVisible( sal_Bool bVisible ) +{ + Reference< XWindow > xWindow; + { + ::osl::MutexGuard aGuard( GetMutex() ); + + // Visible status is handled by View + maComponentInfos.bVisible = bVisible; + xWindow.set(getPeer(), css::uno::UNO_QUERY); + } + if ( xWindow.is() ) + xWindow->setVisible( bVisible ); +} + +void UnoControl::setEnable( sal_Bool bEnable ) +{ + Reference< XWindow > xWindow; + { + ::osl::MutexGuard aGuard( GetMutex() ); + + // Enable status is handled by View + maComponentInfos.bEnable = bEnable; + xWindow.set(getPeer(), css::uno::UNO_QUERY); + } + if ( xWindow.is() ) + xWindow->setEnable( bEnable ); +} + +void UnoControl::setFocus( ) +{ + Reference< XWindow > xWindow; + { + ::osl::MutexGuard aGuard( GetMutex() ); + xWindow.set(getPeer(), css::uno::UNO_QUERY); + } + if ( xWindow.is() ) + xWindow->setFocus(); +} + +void UnoControl::addWindowListener( const Reference< XWindowListener >& rxListener ) +{ + Reference< XWindow > xPeerWindow; + { + ::osl::MutexGuard aGuard( GetMutex() ); + maWindowListeners.addInterface( rxListener ); + if ( maWindowListeners.getLength() == 1 ) + xPeerWindow.set(getPeer(), css::uno::UNO_QUERY); + } + if ( xPeerWindow.is() ) + xPeerWindow->addWindowListener( &maWindowListeners ); +} + +void UnoControl::removeWindowListener( const Reference< XWindowListener >& rxListener ) +{ + Reference< XWindow > xPeerWindow; + { + ::osl::MutexGuard aGuard( GetMutex() ); + if ( maWindowListeners.getLength() == 1 ) + xPeerWindow.set(getPeer(), css::uno::UNO_QUERY); + maWindowListeners.removeInterface( rxListener ); + } + if ( xPeerWindow.is() ) + xPeerWindow->removeWindowListener( &maWindowListeners ); +} + +void UnoControl::addFocusListener( const Reference< XFocusListener >& rxListener ) +{ + Reference< XWindow > xPeerWindow; + { + ::osl::MutexGuard aGuard( GetMutex() ); + maFocusListeners.addInterface( rxListener ); + if ( maFocusListeners.getLength() == 1 ) + xPeerWindow.set(getPeer(), css::uno::UNO_QUERY); + } + if ( xPeerWindow.is() ) + xPeerWindow->addFocusListener( &maFocusListeners ); +} + +void UnoControl::removeFocusListener( const Reference< XFocusListener >& rxListener ) +{ + Reference< XWindow > xPeerWindow; + { + ::osl::MutexGuard aGuard( GetMutex() ); + if ( maFocusListeners.getLength() == 1 ) + xPeerWindow.set(getPeer(), css::uno::UNO_QUERY); + maFocusListeners.removeInterface( rxListener ); + } + if ( xPeerWindow.is() ) + xPeerWindow->removeFocusListener( &maFocusListeners ); +} + +void UnoControl::addKeyListener( const Reference< XKeyListener >& rxListener ) +{ + Reference< XWindow > xPeerWindow; + { + ::osl::MutexGuard aGuard( GetMutex() ); + maKeyListeners.addInterface( rxListener ); + if ( maKeyListeners.getLength() == 1 ) + xPeerWindow.set(getPeer(), css::uno::UNO_QUERY); + } + if ( xPeerWindow.is() ) + xPeerWindow->addKeyListener( &maKeyListeners); +} + +void UnoControl::removeKeyListener( const Reference< XKeyListener >& rxListener ) +{ + Reference< XWindow > xPeerWindow; + { + ::osl::MutexGuard aGuard( GetMutex() ); + if ( maKeyListeners.getLength() == 1 ) + xPeerWindow.set(getPeer(), css::uno::UNO_QUERY); + maKeyListeners.removeInterface( rxListener ); + } + if ( xPeerWindow.is() ) + xPeerWindow->removeKeyListener( &maKeyListeners); +} + +void UnoControl::addMouseListener( const Reference< XMouseListener >& rxListener ) +{ + Reference< XWindow > xPeerWindow; + { + ::osl::MutexGuard aGuard( GetMutex() ); + maMouseListeners.addInterface( rxListener ); + if ( maMouseListeners.getLength() == 1 ) + xPeerWindow.set(getPeer(), css::uno::UNO_QUERY); + } + if ( xPeerWindow.is() ) + xPeerWindow->addMouseListener( &maMouseListeners); +} + +void UnoControl::removeMouseListener( const Reference< XMouseListener >& rxListener ) +{ + Reference< XWindow > xPeerWindow; + { + ::osl::MutexGuard aGuard( GetMutex() ); + if ( maMouseListeners.getLength() == 1 ) + xPeerWindow.set(getPeer(), css::uno::UNO_QUERY); + maMouseListeners.removeInterface( rxListener ); + } + if ( xPeerWindow.is() ) + xPeerWindow->removeMouseListener( &maMouseListeners ); +} + +void UnoControl::addMouseMotionListener( const Reference< XMouseMotionListener >& rxListener ) +{ + Reference< XWindow > xPeerWindow; + { + ::osl::MutexGuard aGuard( GetMutex() ); + maMouseMotionListeners.addInterface( rxListener ); + if ( maMouseMotionListeners.getLength() == 1 ) + xPeerWindow.set(getPeer(), css::uno::UNO_QUERY); + } + if ( xPeerWindow.is() ) + xPeerWindow->addMouseMotionListener( &maMouseMotionListeners); +} + +void UnoControl::removeMouseMotionListener( const Reference< XMouseMotionListener >& rxListener ) +{ + Reference< XWindow > xPeerWindow; + { + ::osl::MutexGuard aGuard( GetMutex() ); + if ( maMouseMotionListeners.getLength() == 1 ) + xPeerWindow.set(getPeer(), css::uno::UNO_QUERY); + maMouseMotionListeners.removeInterface( rxListener ); + } + if ( xPeerWindow.is() ) + xPeerWindow->removeMouseMotionListener( &maMouseMotionListeners ); +} + +void UnoControl::addPaintListener( const Reference< XPaintListener >& rxListener ) +{ + Reference< XWindow > xPeerWindow; + { + ::osl::MutexGuard aGuard( GetMutex() ); + maPaintListeners.addInterface( rxListener ); + if ( maPaintListeners.getLength() == 1 ) + xPeerWindow.set(getPeer(), css::uno::UNO_QUERY); + } + if ( xPeerWindow.is() ) + xPeerWindow->addPaintListener( &maPaintListeners); +} + +void UnoControl::removePaintListener( const Reference< XPaintListener >& rxListener ) +{ + Reference< XWindow > xPeerWindow; + { + ::osl::MutexGuard aGuard( GetMutex() ); + if ( maPaintListeners.getLength() == 1 ) + xPeerWindow.set(getPeer(), css::uno::UNO_QUERY); + maPaintListeners.removeInterface( rxListener ); + } + if ( xPeerWindow.is() ) + xPeerWindow->removePaintListener( &maPaintListeners ); +} + +// XView +sal_Bool UnoControl::setGraphics( const Reference< XGraphics >& rDevice ) +{ + Reference< XView > xView; + { + ::osl::MutexGuard aGuard( GetMutex() ); + + mxGraphics = rDevice; + xView.set(getPeer(), css::uno::UNO_QUERY); + } + return !xView.is() || xView->setGraphics( rDevice ); +} + +Reference< XGraphics > UnoControl::getGraphics( ) +{ + return mxGraphics; +} + +awt::Size UnoControl::getSize( ) +{ + ::osl::MutexGuard aGuard( GetMutex() ); + return awt::Size( maComponentInfos.nWidth, maComponentInfos.nHeight ); +} + +void UnoControl::draw( sal_Int32 x, sal_Int32 y ) +{ + Reference< XWindowPeer > xDrawPeer; + Reference< XView > xDrawPeerView; + + bool bDisposeDrawPeer( false ); + { + ::osl::MutexGuard aGuard( GetMutex() ); + + xDrawPeer = ImplGetCompatiblePeer(); + bDisposeDrawPeer = xDrawPeer.is() && ( xDrawPeer != getPeer() ); + + xDrawPeerView.set( xDrawPeer, UNO_QUERY ); + DBG_ASSERT( xDrawPeerView.is(), "UnoControl::draw: no peer!" ); + } + + if ( xDrawPeerView.is() ) + { + Reference< XVclWindowPeer > xWindowPeer; + xWindowPeer.set( xDrawPeer, UNO_QUERY ); + if ( xWindowPeer.is() ) + xWindowPeer->setDesignMode( mbDesignMode ); + xDrawPeerView->draw( x, y ); + } + + if ( bDisposeDrawPeer ) + xDrawPeer->dispose(); +} + +void UnoControl::setZoom( float fZoomX, float fZoomY ) +{ + Reference< XView > xView; + { + ::osl::MutexGuard aGuard( GetMutex() ); + + maComponentInfos.nZoomX = fZoomX; + maComponentInfos.nZoomY = fZoomY; + + xView.set(getPeer(), css::uno::UNO_QUERY); + } + if ( xView.is() ) + xView->setZoom( fZoomX, fZoomY ); +} + +// XControl +void UnoControl::setContext( const Reference< XInterface >& rxContext ) +{ + ::osl::MutexGuard aGuard( GetMutex() ); + + mxContext = rxContext; +} + +Reference< XInterface > UnoControl::getContext( ) +{ + ::osl::MutexGuard aGuard( GetMutex() ); + + return mxContext; +} + +void UnoControl::peerCreated() +{ + Reference< XWindow > xWindow( getPeer(), UNO_QUERY ); + if ( !xWindow.is() ) + return; + + if ( maWindowListeners.getLength() ) + xWindow->addWindowListener( &maWindowListeners ); + + if ( maFocusListeners.getLength() ) + xWindow->addFocusListener( &maFocusListeners ); + + if ( maKeyListeners.getLength() ) + xWindow->addKeyListener( &maKeyListeners ); + + if ( maMouseListeners.getLength() ) + xWindow->addMouseListener( &maMouseListeners ); + + if ( maMouseMotionListeners.getLength() ) + xWindow->addMouseMotionListener( &maMouseMotionListeners ); + + if ( maPaintListeners.getLength() ) + xWindow->addPaintListener( &maPaintListeners ); +} + +void UnoControl::createPeer( const Reference< XToolkit >& rxToolkit, const Reference< XWindowPeer >& rParentPeer ) +{ + ::osl::ClearableMutexGuard aGuard( GetMutex() ); + if ( !mxModel.is() ) + { + RuntimeException aException; + aException.Message = "createPeer: no model!"; + aException.Context = static_cast<XAggregation*>(static_cast<cppu::OWeakAggObject*>(this)); + throw aException; + } + + if( getPeer().is() ) + return; + + mbCreatingPeer = true; + + WindowClass eType; + Reference< XToolkit > xToolkit = rxToolkit; + if( rParentPeer.is() && mxContext.is() ) + { + // no TopWindow + if ( !xToolkit.is() ) + xToolkit = rParentPeer->getToolkit(); + Any aAny = OWeakAggObject::queryInterface( cppu::UnoType<XControlContainer>::get()); + Reference< XControlContainer > xC; + aAny >>= xC; + if( xC.is() ) + // It's a container + eType = WindowClass_CONTAINER; + else + eType = WindowClass_SIMPLE; + } + else + { // This is only correct for Top Window + if( rParentPeer.is() ) + { + if ( !xToolkit.is() ) + xToolkit = rParentPeer->getToolkit(); + eType = WindowClass_CONTAINER; + } + else + { + if ( !xToolkit.is() ) + xToolkit = VCLUnoHelper::CreateToolkit(); + eType = WindowClass_TOP; + } + } + WindowDescriptor aDescr; + aDescr.Type = eType; + aDescr.WindowServiceName = GetComponentServiceName(); + aDescr.Parent = rParentPeer; + aDescr.Bounds = getPosSize(); + aDescr.WindowAttributes = 0; + + // Border + Reference< XPropertySet > xPSet( mxModel, UNO_QUERY ); + Reference< XPropertySetInfo > xInfo = xPSet->getPropertySetInfo(); + + Any aVal; + OUString aPropName = GetPropertyName( BASEPROPERTY_BORDER ); + if ( xInfo->hasPropertyByName( aPropName ) ) + { + aVal = xPSet->getPropertyValue( aPropName ); + sal_Int16 n = sal_Int16(); + if ( aVal >>= n ) + { + if ( n ) + aDescr.WindowAttributes |= WindowAttribute::BORDER; + else + aDescr.WindowAttributes |= VclWindowPeerAttribute::NOBORDER; + } + } + + // DESKTOP_AS_PARENT + if ( aDescr.Type == WindowClass_TOP ) + { + aPropName = GetPropertyName( BASEPROPERTY_DESKTOP_AS_PARENT ); + if ( xInfo->hasPropertyByName( aPropName ) ) + { + aVal = xPSet->getPropertyValue( aPropName ); + bool b = bool(); + if ( ( aVal >>= b ) && b) + aDescr.ParentIndex = -1; + } + } + // Moveable + aPropName = GetPropertyName( BASEPROPERTY_MOVEABLE ); + if ( xInfo->hasPropertyByName( aPropName ) ) + { + aVal = xPSet->getPropertyValue( aPropName ); + bool b = bool(); + if ( ( aVal >>= b ) && b) + aDescr.WindowAttributes |= WindowAttribute::MOVEABLE; + } + + // Sizeable + aPropName = GetPropertyName( BASEPROPERTY_SIZEABLE ); + if ( xInfo->hasPropertyByName( aPropName ) ) + { + aVal = xPSet->getPropertyValue( aPropName ); + bool b = bool(); + if ( ( aVal >>= b ) && b) + aDescr.WindowAttributes |= WindowAttribute::SIZEABLE; + } + + // Closeable + aPropName = GetPropertyName( BASEPROPERTY_CLOSEABLE ); + if ( xInfo->hasPropertyByName( aPropName ) ) + { + aVal = xPSet->getPropertyValue( aPropName ); + bool b = bool(); + if ( ( aVal >>= b ) && b) + aDescr.WindowAttributes |= WindowAttribute::CLOSEABLE; + } + + // Dropdown + aPropName = GetPropertyName( BASEPROPERTY_DROPDOWN ); + if ( xInfo->hasPropertyByName( aPropName ) ) + { + aVal = xPSet->getPropertyValue( aPropName ); + bool b = bool(); + if ( ( aVal >>= b ) && b) + aDescr.WindowAttributes |= VclWindowPeerAttribute::DROPDOWN; + } + + // Spin + aPropName = GetPropertyName( BASEPROPERTY_SPIN ); + if ( xInfo->hasPropertyByName( aPropName ) ) + { + aVal = xPSet->getPropertyValue( aPropName ); + bool b = bool(); + if ( ( aVal >>= b ) && b) + aDescr.WindowAttributes |= VclWindowPeerAttribute::SPIN; + } + + // HScroll + aPropName = GetPropertyName( BASEPROPERTY_HSCROLL ); + if ( xInfo->hasPropertyByName( aPropName ) ) + { + aVal = xPSet->getPropertyValue( aPropName ); + bool b = bool(); + if ( ( aVal >>= b ) && b) + aDescr.WindowAttributes |= VclWindowPeerAttribute::HSCROLL; + } + + // VScroll + aPropName = GetPropertyName( BASEPROPERTY_VSCROLL ); + if ( xInfo->hasPropertyByName( aPropName ) ) + { + aVal = xPSet->getPropertyValue( aPropName ); + bool b = bool(); + if ( ( aVal >>= b ) && b) + aDescr.WindowAttributes |= VclWindowPeerAttribute::VSCROLL; + } + + // AutoHScroll + aPropName = GetPropertyName( BASEPROPERTY_AUTOHSCROLL ); + if ( xInfo->hasPropertyByName( aPropName ) ) + { + aVal = xPSet->getPropertyValue( aPropName ); + bool b = bool(); + if ( ( aVal >>= b ) && b) + aDescr.WindowAttributes |= VclWindowPeerAttribute::AUTOHSCROLL; + } + + // AutoVScroll + aPropName = GetPropertyName( BASEPROPERTY_AUTOVSCROLL ); + if ( xInfo->hasPropertyByName( aPropName ) ) + { + aVal = xPSet->getPropertyValue( aPropName ); + bool b = bool(); + if ( ( aVal >>= b ) && b) + aDescr.WindowAttributes |= VclWindowPeerAttribute::AUTOVSCROLL; + } + + //added for issue79712 + //NoLabel + aPropName = GetPropertyName( BASEPROPERTY_NOLABEL ); + if ( xInfo->hasPropertyByName( aPropName ) ) + { + aVal = xPSet->getPropertyValue( aPropName ); + bool b = bool(); + if ( ( aVal >>=b ) && b ) + aDescr.WindowAttributes |= VclWindowPeerAttribute::NOLABEL; + } + //issue79712 ends + + // Align + aPropName = GetPropertyName( BASEPROPERTY_ALIGN ); + if ( xInfo->hasPropertyByName( aPropName ) ) + { + aVal = xPSet->getPropertyValue( aPropName ); + sal_Int16 n = sal_Int16(); + if ( aVal >>= n ) + { + if ( n == PROPERTY_ALIGN_LEFT ) + aDescr.WindowAttributes |= VclWindowPeerAttribute::LEFT; + else if ( n == PROPERTY_ALIGN_CENTER ) + aDescr.WindowAttributes |= VclWindowPeerAttribute::CENTER; + else + aDescr.WindowAttributes |= VclWindowPeerAttribute::RIGHT; + } + } + + // Allow derivates to manipulate attributes + PrepareWindowDescriptor(aDescr); + + // create the peer + setPeer( xToolkit->createWindow( aDescr ) ); + + // release the mutex guard (and work with copies of our members) + // this is necessary as our peer may lock the SolarMutex (actually, all currently known peers do), so calling + // into the peer with our own mutex locked may cause deadlocks + // (We _really_ need peers which do not use the SolarMutex. It's really pissing me off that from time to + // time deadlocks pop up because the low-level components like our peers use a mutex which usually + // is locked at the top of the stack (it protects the global message looping). This is always dangerous, and + // can not always be solved by tampering with other mutexes. + // Unfortunately, the VCL used in the peers is not threadsafe, and by definition needs a locked SolarMutex.) + // 82300 - 12/21/00 - FS + UnoControlComponentInfos aComponentInfos(maComponentInfos); + bool bDesignMode(mbDesignMode); + + Reference< XGraphics > xGraphics( mxGraphics ); + Reference< XView > xView ( getPeer(), UNO_QUERY_THROW ); + Reference< XWindow > xWindow ( getPeer(), UNO_QUERY_THROW ); + + aGuard.clear(); + + // the updateFromModel is done without a locked mutex, too. + // The reason is that the only thing this method does is firing property changes, and this in general has + // to be done without locked mutexes (as every notification to external listeners). + // 82300 - 12/21/00 - FS + updateFromModel(); + + xView->setZoom( aComponentInfos.nZoomX, aComponentInfos.nZoomY ); + + setPosSize( aComponentInfos.nX, aComponentInfos.nY, aComponentInfos.nWidth, aComponentInfos.nHeight, aComponentInfos.nFlags ); + + if( aComponentInfos.bVisible && !bDesignMode ) + // Show only after setting the data + xWindow->setVisible( aComponentInfos.bVisible ); + + if( !aComponentInfos.bEnable ) + xWindow->setEnable( aComponentInfos.bEnable ); + + xView->setGraphics( xGraphics ); + + peerCreated(); + + mbCreatingPeer = false; + +} + +Reference< XWindowPeer > UnoControl::getPeer() +{ + ::osl::MutexGuard aGuard( GetMutex() ); + return mxPeer; +} + +sal_Bool UnoControl::setModel( const Reference< XControlModel >& rxModel ) +{ + ::osl::MutexGuard aGuard( GetMutex() ); + + Reference< XMultiPropertySet > xPropSet( mxModel, UNO_QUERY ); + + // query for the XPropertiesChangeListener - our delegator is allowed to overwrite this interface + Reference< XPropertiesChangeListener > xListener; + queryInterface( cppu::UnoType<decltype(xListener)>::get() ) >>= xListener; + + if( xPropSet.is() ) + xPropSet->removePropertiesChangeListener( xListener ); + + mpData->bLocalizationSupport = false; + mxModel = rxModel; + + if( mxModel.is() ) + { + try + { + xPropSet.set( mxModel, UNO_QUERY_THROW ); + Reference< XPropertySetInfo > xPSI( xPropSet->getPropertySetInfo(), UNO_SET_THROW ); + + Sequence< OUString> aNames = lcl_ImplGetPropertyNames( xPropSet ); + xPropSet->addPropertiesChangeListener( aNames, xListener ); + + mpData->bLocalizationSupport = xPSI->hasPropertyByName("ResourceResolver"); + } + catch( const Exception& ) + { + DBG_UNHANDLED_EXCEPTION("toolkit.controls"); + mxModel.clear(); + } + } + + return mxModel.is(); +} + +Reference< XControlModel > UnoControl::getModel( ) +{ + return mxModel; +} + +Reference< XView > UnoControl::getView( ) +{ + return static_cast< XView* >( this ); +} + +void UnoControl::setDesignMode( sal_Bool bOn ) +{ + ModeChangeEvent aModeChangeEvent; + + Reference< XWindow > xWindow; + Reference<XComponent> xAccessibleComp; + { + ::osl::MutexGuard aGuard( GetMutex() ); + if ( bool(bOn) == mbDesignMode ) + return; + + // remember this + mbDesignMode = bOn; + xWindow.set(getPeer(), css::uno::UNO_QUERY); + + xAccessibleComp.set(maAccessibleContext, UNO_QUERY); + maAccessibleContext.clear(); + + aModeChangeEvent.Source = *this; + aModeChangeEvent.NewMode = mbDesignMode ? std::u16string_view(u"design") : std::u16string_view(u"alive" ); + } + + // dispose current AccessibleContext, if we have one - without Mutex lock + // (changing the design mode implies having a new implementation for this context, + // so the old one must be declared DEFUNC) + DisposeAccessibleContext(xAccessibleComp); + + // adjust the visibility of our window + if ( xWindow.is() ) + xWindow->setVisible( !bOn ); + + // and notify our mode listeners + maModeChangeListeners.notifyEach( &XModeChangeListener::modeChanged, aModeChangeEvent ); +} + +sal_Bool UnoControl::isDesignMode( ) +{ + return mbDesignMode; +} + +sal_Bool UnoControl::isTransparent( ) +{ + return false; +} + +// XServiceInfo +OUString UnoControl::getImplementationName( ) +{ + OSL_FAIL( "This method should be overridden!" ); + return OUString(); +} + +sal_Bool UnoControl::supportsService( const OUString& rServiceName ) +{ + return cppu::supportsService(this, rServiceName); +} + +Sequence< OUString > UnoControl::getSupportedServiceNames( ) +{ + return { "com.sun.star.awt.UnoControl" }; +} + + +Reference< XAccessibleContext > SAL_CALL UnoControl::getAccessibleContext( ) +{ + // creation of the context will certainly require the SolarMutex ... + SolarMutexGuard aSolarGuard; + ::osl::MutexGuard aGuard( GetMutex() ); + + Reference< XAccessibleContext > xCurrentContext( maAccessibleContext.get(), UNO_QUERY ); + if ( !xCurrentContext.is() ) + { + if ( !mbDesignMode ) + { // in alive mode, use the AccessibleContext of the peer + Reference< XAccessible > xPeerAcc( getPeer(), UNO_QUERY ); + if ( xPeerAcc.is() ) + xCurrentContext = xPeerAcc->getAccessibleContext( ); + } + else + // in design mode, use a fallback + xCurrentContext = ::toolkit::OAccessibleControlContext::create( this ); + + DBG_ASSERT( xCurrentContext.is(), "UnoControl::getAccessibleContext: invalid context (invalid peer?)!" ); + maAccessibleContext = xCurrentContext; + + // get notified when the context is disposed + Reference< XComponent > xContextComp( xCurrentContext, UNO_QUERY ); + if ( xContextComp.is() ) + xContextComp->addEventListener( this ); + // In an ideal world, this is not necessary - there the object would be released as soon as it has been + // disposed, and thus our weak reference would be empty, too. + // But 'til this ideal world comes (means 'til we do never have any refcount/lifetime bugs anymore), we + // need to listen for disposal and reset our weak reference then. + } + + return xCurrentContext; +} + +void SAL_CALL UnoControl::addModeChangeListener( const Reference< XModeChangeListener >& _rxListener ) +{ + ::osl::MutexGuard aGuard( GetMutex() ); + maModeChangeListeners.addInterface( _rxListener ); +} + +void SAL_CALL UnoControl::removeModeChangeListener( const Reference< XModeChangeListener >& _rxListener ) +{ + ::osl::MutexGuard aGuard( GetMutex() ); + maModeChangeListeners.removeInterface( _rxListener ); +} + +void SAL_CALL UnoControl::addModeChangeApproveListener( const Reference< XModeChangeApproveListener >& ) +{ + throw NoSupportException( ); +} + +void SAL_CALL UnoControl::removeModeChangeApproveListener( const Reference< XModeChangeApproveListener >& ) +{ + throw NoSupportException( ); +} + + +awt::Point SAL_CALL UnoControl::convertPointToLogic( const awt::Point& i_Point, ::sal_Int16 i_TargetUnit ) +{ + Reference< XUnitConversion > xPeerConversion; + { + ::osl::MutexGuard aGuard( GetMutex() ); + xPeerConversion.set(getPeer(), css::uno::UNO_QUERY); + } + if ( xPeerConversion.is() ) + return xPeerConversion->convertPointToLogic( i_Point, i_TargetUnit ); + return awt::Point( ); +} + + +awt::Point SAL_CALL UnoControl::convertPointToPixel( const awt::Point& i_Point, ::sal_Int16 i_SourceUnit ) +{ + Reference< XUnitConversion > xPeerConversion; + { + ::osl::MutexGuard aGuard( GetMutex() ); + xPeerConversion.set(getPeer(), css::uno::UNO_QUERY); + } + if ( xPeerConversion.is() ) + return xPeerConversion->convertPointToPixel( i_Point, i_SourceUnit ); + return awt::Point( ); +} + + +awt::Size SAL_CALL UnoControl::convertSizeToLogic( const awt::Size& i_Size, ::sal_Int16 i_TargetUnit ) +{ + Reference< XUnitConversion > xPeerConversion; + { + ::osl::MutexGuard aGuard( GetMutex() ); + xPeerConversion.set(getPeer(), css::uno::UNO_QUERY); + } + if ( xPeerConversion.is() ) + return xPeerConversion->convertSizeToLogic( i_Size, i_TargetUnit ); + return awt::Size( ); +} + + +awt::Size SAL_CALL UnoControl::convertSizeToPixel( const awt::Size& i_Size, ::sal_Int16 i_SourceUnit ) +{ + Reference< XUnitConversion > xPeerConversion; + { + ::osl::MutexGuard aGuard( GetMutex() ); + xPeerConversion.set(getPeer(), css::uno::UNO_QUERY); + } + if ( xPeerConversion.is() ) + return xPeerConversion->convertSizeToPixel( i_Size, i_SourceUnit ); + return awt::Size( ); +} + + +uno::Reference< awt::XStyleSettings > SAL_CALL UnoControl::getStyleSettings() +{ + Reference< awt::XStyleSettingsSupplier > xPeerSupplier; + { + ::osl::MutexGuard aGuard( GetMutex() ); + xPeerSupplier.set(getPeer(), css::uno::UNO_QUERY); + } + if ( xPeerSupplier.is() ) + return xPeerSupplier->getStyleSettings(); + return nullptr; +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |