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635 | /* -*- 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 "enumrepresentation.hxx"
#include "genericpropertyhandler.hxx"
#include "handlerhelper.hxx"
#include "modulepcr.hxx"
#include "pcrservices.hxx"
#include <com/sun/star/container/XHierarchicalNameAccess.hpp>
#include <com/sun/star/lang/NullPointerException.hpp>
#include <com/sun/star/reflection/XEnumTypeDescription.hpp>
#include <com/sun/star/beans/theIntrospection.hpp>
#include <com/sun/star/inspection/PropertyControlType.hpp>
#include <com/sun/star/inspection/XHyperlinkControl.hpp>
#include <com/sun/star/awt/XActionListener.hpp>
#include <com/sun/star/script/Converter.hpp>
#include <com/sun/star/util/URLTransformer.hpp>
#include <com/sun/star/util/XURLTransformer.hpp>
#include <com/sun/star/frame/Desktop.hpp>
#include <cppuhelper/implbase.hxx>
#include <cppuhelper/supportsservice.hxx>
#include <comphelper/extract.hxx>
#include <comphelper/sequence.hxx>
#include <comphelper/types.hxx>
#include <tools/debug.hxx>
#include <tools/diagnose_ex.h>
#include <algorithm>
extern "C" void createRegistryInfo_GenericPropertyHandler()
{
::pcr::OAutoRegistration< ::pcr::GenericPropertyHandler > aAutoRegistration;
}
namespace pcr
{
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::beans;
using namespace ::com::sun::star::script;
using namespace ::com::sun::star::frame;
using namespace ::com::sun::star::lang;
using namespace ::com::sun::star::util;
using namespace ::com::sun::star::container;
using namespace ::com::sun::star::reflection;
using namespace ::com::sun::star::inspection;
using ::com::sun::star::awt::XActionListener;
using ::com::sun::star::awt::ActionEvent;
namespace {
class EnumRepresentation : public IPropertyEnumRepresentation
{
private:
Reference< XEnumTypeDescription > m_xTypeDescription;
Type m_aEnumType;
public:
EnumRepresentation( const Reference< XComponentContext >& _rxContext, const Type& _rEnumType );
EnumRepresentation(const EnumRepresentation&) = delete;
EnumRepresentation& operator=(const EnumRepresentation&) = delete;
// IPropertyEnumRepresentation implementqation
virtual std::vector< OUString >
getDescriptions() const override;
virtual void getValueFromDescription( const OUString& _rDescription, css::uno::Any& _out_rValue ) const override;
virtual OUString getDescriptionForValue( const css::uno::Any& _rEnumValue ) const override;
private:
void impl_getValues( Sequence< sal_Int32 >& _out_rValues ) const;
};
}
EnumRepresentation::EnumRepresentation( const Reference< XComponentContext >& _rxContext, const Type& _rEnumType )
:m_aEnumType( _rEnumType )
{
try
{
if ( _rxContext.is() )
{
Reference< XHierarchicalNameAccess > xTypeDescProv(
_rxContext->getValueByName("/singletons/com.sun.star.reflection.theTypeDescriptionManager"),
UNO_QUERY_THROW );
m_xTypeDescription.set( xTypeDescProv->getByHierarchicalName( m_aEnumType.getTypeName() ), UNO_QUERY_THROW );
}
}
catch( const Exception& )
{
TOOLS_WARN_EXCEPTION( "extensions.propctrlr", "EnumRepresentation::EnumRepresentation" );
}
}
std::vector< OUString > EnumRepresentation::getDescriptions() const
{
Sequence< OUString > aNames;
try
{
if ( m_xTypeDescription.is() )
aNames = m_xTypeDescription->getEnumNames();
}
catch( const Exception& )
{
TOOLS_WARN_EXCEPTION( "extensions.propctrlr", "EnumRepresentation::getDescriptions" );
}
return std::vector< OUString >( aNames.begin(), aNames.end() );
}
void EnumRepresentation::impl_getValues( Sequence< sal_Int32 >& _out_rValues ) const
{
_out_rValues.realloc( 0 );
try
{
if ( m_xTypeDescription.is() )
_out_rValues = m_xTypeDescription->getEnumValues();
}
catch( const Exception& )
{
TOOLS_WARN_EXCEPTION( "extensions.propctrlr", "EnumRepresentation::impl_getValues" );
}
}
void EnumRepresentation::getValueFromDescription( const OUString& _rDescription, Any& _out_rValue ) const
{
std::vector< OUString > aDescriptions( getDescriptions() );
sal_Int32 index = std::find( aDescriptions.begin(), aDescriptions.end(),
_rDescription ) - aDescriptions.begin();
Sequence< sal_Int32 > aValues;
impl_getValues( aValues );
if ( ( index >= 0 ) && ( index < aValues.getLength() ) )
_out_rValue = ::cppu::int2enum( aValues[ index ], m_aEnumType );
else
{
OSL_FAIL( "EnumRepresentation::getValueFromDescription: cannot convert!" );
_out_rValue.clear();
}
}
OUString EnumRepresentation::getDescriptionForValue( const Any& _rEnumValue ) const
{
OUString sDescription;
sal_Int32 nAsInt = 0;
OSL_VERIFY( ::cppu::enum2int( nAsInt, _rEnumValue ) );
Sequence< sal_Int32 > aValues;
impl_getValues( aValues );
sal_Int32 index = std::find( aValues.begin(), aValues.end(), nAsInt ) - aValues.begin();
std::vector< OUString > aDescriptions( getDescriptions() );
if ( ( index >= 0 ) && ( index < static_cast<sal_Int32>(aDescriptions.size()) ) )
sDescription = aDescriptions[ index ];
else
{
OSL_FAIL( "EnumRepresentation::getDescriptionForValue: cannot convert!" );
}
return sDescription;
}
typedef ::cppu::WeakImplHelper < XActionListener
> UrlClickHandler_Base;
namespace {
class UrlClickHandler : public UrlClickHandler_Base
{
Reference<XComponentContext> m_xContext;
public:
UrlClickHandler( const Reference<XComponentContext>& _rContext, const Reference< XHyperlinkControl >& _rxControl );
protected:
virtual ~UrlClickHandler() override;
// XActionListener
virtual void SAL_CALL actionPerformed( const ActionEvent& rEvent ) override;
// XEventListener
virtual void SAL_CALL disposing( const EventObject& Source ) override;
protected:
void impl_dispatch_throw( const OUString& _rURL );
};
}
UrlClickHandler::UrlClickHandler( const Reference<XComponentContext>& _rContext, const Reference< XHyperlinkControl >& _rxControl )
:m_xContext( _rContext )
{
if ( !_rxControl.is() )
throw NullPointerException();
osl_atomic_increment( &m_refCount );
{
_rxControl->addActionListener( this );
}
osl_atomic_decrement( &m_refCount );
OSL_ENSURE( m_refCount > 0, "UrlClickHandler::UrlClickHandler: leaking!" );
}
UrlClickHandler::~UrlClickHandler()
{
}
void SAL_CALL UrlClickHandler::actionPerformed( const ActionEvent& rEvent )
{
Reference< XPropertyControl > xControl( rEvent.Source, UNO_QUERY_THROW );
Any aControlValue( xControl->getValue() );
OUString sURL;
if ( aControlValue.hasValue() && !( aControlValue >>= sURL ) )<--- Variable 'aControlValue' is assigned a value that is never used.
throw RuntimeException( OUString(), *this );
if ( sURL.isEmpty() )
return;
impl_dispatch_throw( sURL );
}
void SAL_CALL UrlClickHandler::disposing( const EventObject& /*Source*/ )
{
// not interested in
}
void UrlClickHandler::impl_dispatch_throw( const OUString& _rURL )
{
Reference< XURLTransformer > xTransformer( URLTransformer::create(m_xContext) );
URL aURL; aURL.Complete = ".uno:OpenHyperlink";
xTransformer->parseStrict( aURL );
Reference< XDesktop2 > xDispProv = Desktop::create( m_xContext );
Reference< XDispatch > xDispatch( xDispProv->queryDispatch( aURL, OUString(), 0 ), UNO_SET_THROW );
Sequence< PropertyValue > aDispatchArgs(1);
aDispatchArgs[0].Name = "URL";
aDispatchArgs[0].Value <<= _rURL;
xDispatch->dispatch( aURL, aDispatchArgs );
}
GenericPropertyHandler::GenericPropertyHandler( const Reference< XComponentContext >& _rxContext )
:GenericPropertyHandler_Base( m_aMutex )
,m_xContext( _rxContext )
,m_aPropertyListeners( m_aMutex )
,m_bPropertyMapInitialized( false )
{
m_xTypeConverter = Converter::create(_rxContext);
}
GenericPropertyHandler::~GenericPropertyHandler()
{
}
OUString SAL_CALL GenericPropertyHandler::getImplementationName( )
{
return getImplementationName_static();
}
sal_Bool SAL_CALL GenericPropertyHandler::supportsService( const OUString& ServiceName )
{
return cppu::supportsService(this, ServiceName);
}
Sequence< OUString > SAL_CALL GenericPropertyHandler::getSupportedServiceNames( )
{
return getSupportedServiceNames_static();
}
OUString GenericPropertyHandler::getImplementationName_static( )
{
return "com.sun.star.comp.extensions.GenericPropertyHandler";
}
Sequence< OUString > GenericPropertyHandler::getSupportedServiceNames_static( )
{
Sequence<OUString> aSupported { "com.sun.star.inspection.GenericPropertyHandler" };
return aSupported;
}
Reference< XInterface > GenericPropertyHandler::Create( const Reference< XComponentContext >& _rxContext )
{
return *( new GenericPropertyHandler( _rxContext ) );
}
void SAL_CALL GenericPropertyHandler::inspect( const Reference< XInterface >& _rxIntrospectee )
{
::osl::MutexGuard aGuard( m_aMutex );
if ( !_rxIntrospectee.is() )
throw NullPointerException();
// revoke old property change listeners
::comphelper::OInterfaceIteratorHelper2 iterRemove( m_aPropertyListeners );
::comphelper::OInterfaceIteratorHelper2 iterReAdd( m_aPropertyListeners ); // this holds a copy of the container ...
while ( iterRemove.hasMoreElements() )
m_xComponent->removePropertyChangeListener( OUString(), static_cast< XPropertyChangeListener* >( iterRemove.next() ) );
m_xComponentIntrospectionAccess.clear();
m_xComponent.clear();
m_xPropertyState.clear();
// create an introspection adapter for the component
Reference< XIntrospection > xIntrospection = theIntrospection::get( m_xContext );
Reference< XIntrospectionAccess > xIntrospectionAccess( xIntrospection->inspect( makeAny( _rxIntrospectee ) ) );
if ( !xIntrospectionAccess.is() )
throw RuntimeException("The introspection service could not handle the given component.", *this );
m_xComponent.set( xIntrospectionAccess->queryAdapter( cppu::UnoType<XPropertySet>::get() ), UNO_QUERY_THROW );
// now that we survived so far, remember m_xComponentIntrospectionAccess
m_xComponentIntrospectionAccess = xIntrospectionAccess;
m_xPropertyState.set(m_xComponent, css::uno::UNO_QUERY);
m_bPropertyMapInitialized = false;
m_aProperties.clear();
// re-add the property change listeners
while ( iterReAdd.hasMoreElements() )
m_xComponent->addPropertyChangeListener( OUString(), static_cast< XPropertyChangeListener* >( iterReAdd.next() ) );
}
Any SAL_CALL GenericPropertyHandler::getPropertyValue( const OUString& _rPropertyName )
{
::osl::MutexGuard aGuard( m_aMutex );
if ( !m_xComponent.is() )
throw UnknownPropertyException(_rPropertyName);
return m_xComponent->getPropertyValue( _rPropertyName );
}
void SAL_CALL GenericPropertyHandler::setPropertyValue( const OUString& _rPropertyName, const Any& _rValue )
{
::osl::MutexGuard aGuard( m_aMutex );
if ( !m_xComponent.is() )
throw UnknownPropertyException(_rPropertyName);
m_xComponent->setPropertyValue( _rPropertyName, _rValue );
}
::rtl::Reference< IPropertyEnumRepresentation > GenericPropertyHandler::impl_getEnumConverter( const Type& _rEnumType )
{
::rtl::Reference< IPropertyEnumRepresentation >& rConverter = m_aEnumConverters[ _rEnumType ];
if ( !rConverter.is() )
rConverter = new EnumRepresentation( m_xContext, _rEnumType );
return rConverter;
}
Any SAL_CALL GenericPropertyHandler::convertToPropertyValue( const OUString& _rPropertyName, const Any& _rControlValue )
{
::osl::MutexGuard aGuard( m_aMutex );
impl_ensurePropertyMap();
PropertyMap::const_iterator pos = m_aProperties.find( _rPropertyName );
if ( pos == m_aProperties.end() )
throw UnknownPropertyException(_rPropertyName);
Any aPropertyValue;
if ( !_rControlValue.hasValue() )
// NULL is converted to NULL
return aPropertyValue;
if ( pos->second.Type.getTypeClass() == TypeClass_ENUM )
{
OUString sControlValue;
OSL_VERIFY( _rControlValue >>= sControlValue );
impl_getEnumConverter( pos->second.Type )->getValueFromDescription( sControlValue, aPropertyValue );
}
else
aPropertyValue = PropertyHandlerHelper::convertToPropertyValue( m_xContext, m_xTypeConverter, pos->second, _rControlValue );
return aPropertyValue;
}
Any SAL_CALL GenericPropertyHandler::convertToControlValue( const OUString& _rPropertyName, const Any& _rPropertyValue, const Type& _rControlValueType )
{
::osl::MutexGuard aGuard( m_aMutex );
impl_ensurePropertyMap();
PropertyMap::const_iterator pos = m_aProperties.find( _rPropertyName );
if ( pos == m_aProperties.end() )
throw UnknownPropertyException(_rPropertyName);
Any aControlValue;
if ( !_rPropertyValue.hasValue() )
// NULL is converted to NULL
return aControlValue;
if ( pos->second.Type.getTypeClass() == TypeClass_ENUM )
{
aControlValue <<= impl_getEnumConverter( pos->second.Type )->getDescriptionForValue( _rPropertyValue );
}
else
aControlValue = PropertyHandlerHelper::convertToControlValue( m_xContext, m_xTypeConverter, _rPropertyValue, _rControlValueType );
return aControlValue;
}
PropertyState SAL_CALL GenericPropertyHandler::getPropertyState( const OUString& _rPropertyName )
{
::osl::MutexGuard aGuard( m_aMutex );
PropertyState eState = PropertyState_DIRECT_VALUE;
if ( m_xPropertyState.is() )
eState = m_xPropertyState->getPropertyState( _rPropertyName );
return eState;
}
void SAL_CALL GenericPropertyHandler::addPropertyChangeListener(const Reference< XPropertyChangeListener >& _rxListener)
{
if ( !_rxListener.is() )
throw NullPointerException();
::osl::MutexGuard aGuard( m_aMutex );
m_aPropertyListeners.addInterface( _rxListener );
if ( m_xComponent.is() )
{
try
{
m_xComponent->addPropertyChangeListener( OUString(), _rxListener );
}
catch( const UnknownPropertyException& )
{
OSL_FAIL( "GenericPropertyHandler::addPropertyChangeListener:\nThe inspected component does not allow registering for all properties at once! This violates the interface contract!" );
}
}
}
void SAL_CALL GenericPropertyHandler::removePropertyChangeListener( const Reference< XPropertyChangeListener >& _rxListener )
{
::osl::MutexGuard aGuard( m_aMutex );
if ( m_xComponent.is() )
{
try
{
m_xComponent->removePropertyChangeListener( OUString(), _rxListener );
}
catch( const UnknownPropertyException& )
{
OSL_FAIL( "GenericPropertyHandler::removePropertyChangeListener:\nThe inspected component does not allow de-registering for all properties at once! This violates the interface contract!" );
}
}
m_aPropertyListeners.removeInterface( _rxListener );
}
void GenericPropertyHandler::impl_ensurePropertyMap()
{
if ( m_bPropertyMapInitialized )
return;
m_bPropertyMapInitialized = true;
try
{
Reference< XPropertySetInfo > xPSI;
if ( m_xComponent.is() )
xPSI = m_xComponent->getPropertySetInfo();
Sequence< Property > aProperties;
if ( xPSI.is() )
aProperties = xPSI->getProperties();
DBG_ASSERT( aProperties.hasElements(), "GenericPropertyHandler::getSupportedProperties: no properties!" );
for ( auto const & property : std::as_const(aProperties) )
{
switch ( property.Type.getTypeClass() )
{
case TypeClass_BOOLEAN:
case TypeClass_BYTE:
case TypeClass_SHORT:
case TypeClass_UNSIGNED_SHORT:
case TypeClass_LONG:
case TypeClass_UNSIGNED_LONG:
case TypeClass_HYPER:
case TypeClass_UNSIGNED_HYPER:
case TypeClass_FLOAT:
case TypeClass_DOUBLE:
case TypeClass_ENUM:
case TypeClass_STRING:
// allowed, we can handle this type
break;
case TypeClass_SEQUENCE:
{
TypeClass eElementTypeClass = ::comphelper::getSequenceElementType( property.Type ).getTypeClass();
if ( ( eElementTypeClass != TypeClass_STRING )
&& ( eElementTypeClass != TypeClass_BYTE )
&& ( eElementTypeClass != TypeClass_SHORT )
&& ( eElementTypeClass != TypeClass_UNSIGNED_SHORT )
&& ( eElementTypeClass != TypeClass_LONG )
&& ( eElementTypeClass != TypeClass_UNSIGNED_LONG )
)
// can only handle the above
continue;
}
break;
default:
// next property, we don't support this type
continue;
}
m_aProperties.emplace( property.Name, property );
}
}
catch( const Exception& )
{
TOOLS_WARN_EXCEPTION( "extensions.propctrlr", "GenericPropertyHandler::impl_ensurePropertyMap" );
}
}
Sequence< Property > SAL_CALL GenericPropertyHandler::getSupportedProperties()
{
::osl::MutexGuard aGuard( m_aMutex );
impl_ensurePropertyMap();
return comphelper::mapValuesToSequence( m_aProperties );
}
Sequence< OUString > SAL_CALL GenericPropertyHandler::getSupersededProperties( )
{
// no superseded properties at all. This handler offers the very basic PropertyHandler
// functionality, so it's much more likely that other handlers want to supersede
// *our* properties...
return Sequence< OUString >( );
}
Sequence< OUString > SAL_CALL GenericPropertyHandler::getActuatingProperties( )
{
// This basic PropertyHandler implementation is too dumb^Wgeneric to know
// anything about property dependencies
return Sequence< OUString >( );
}
LineDescriptor SAL_CALL GenericPropertyHandler::describePropertyLine( const OUString& _rPropertyName,
const Reference< XPropertyControlFactory >& _rxControlFactory )
{
if ( !_rxControlFactory.is() )
throw NullPointerException();
::osl::MutexGuard aGuard( m_aMutex );
impl_ensurePropertyMap();
PropertyMap::const_iterator pos = m_aProperties.find( _rPropertyName );
if ( pos == m_aProperties.end() )
throw UnknownPropertyException(_rPropertyName);
LineDescriptor aDescriptor;
aDescriptor.DisplayName = _rPropertyName;
switch ( pos->second.Type.getTypeClass() )
{
case TypeClass_ENUM:
aDescriptor.Control = PropertyHandlerHelper::createListBoxControl( _rxControlFactory,
impl_getEnumConverter( pos->second.Type )->getDescriptions(),
PropertyHandlerHelper::requiresReadOnlyControl( pos->second.Attributes ),
false );
break;
case TypeClass_STRING:
{
// some special handling for URL properties
bool bIsURLProperty = _rPropertyName.endsWith( "URL" );
if ( bIsURLProperty )
{
aDescriptor.Control = _rxControlFactory->createPropertyControl(
PropertyControlType::HyperlinkField, PropertyHandlerHelper::requiresReadOnlyControl( pos->second.Attributes ) );
Reference< XHyperlinkControl > xControl( aDescriptor.Control, UNO_QUERY_THROW );
new UrlClickHandler( m_xContext, xControl );
}
}
break;
default:
break;
}
// fallback
if ( !aDescriptor.Control.is() )
PropertyHandlerHelper::describePropertyLine( pos->second, aDescriptor, _rxControlFactory );
aDescriptor.Category = "General";
return aDescriptor;
}
sal_Bool SAL_CALL GenericPropertyHandler::isComposable( const OUString& /*_rPropertyName*/ )
{
return false;
}
InteractiveSelectionResult SAL_CALL GenericPropertyHandler::onInteractivePropertySelection( const OUString& /*_rPropertyName*/, sal_Bool /*_bPrimary*/, Any& /*_rData*/, const Reference< XObjectInspectorUI >& /*_rxInspectorUI*/ )
{
OSL_FAIL( "GenericPropertyHandler::onInteractivePropertySelection: I'm too dumb to know anything about property browse buttons!" );
return InteractiveSelectionResult_Cancelled;
}
void SAL_CALL GenericPropertyHandler::actuatingPropertyChanged( const OUString& /*_rActuatingPropertyName*/, const Any& /*_rNewValue*/, const Any& /*_rOldValue*/, const Reference< XObjectInspectorUI >& /*_rxInspectorUI*/, sal_Bool /*_bFirstTimeInit*/ )
{
OSL_FAIL( "GenericPropertyHandler::actuatingPropertyChanged: no no no, I did not register for any actuating properties!" );
}
sal_Bool SAL_CALL GenericPropertyHandler::suspend( sal_Bool /*_bSuspend*/ )
{
return true;
}
void SAL_CALL GenericPropertyHandler::disposing()
{
m_aPropertyListeners.clear();
// not disposeAndClear: the listeners are (virtually) listeners at our introspectee, not
// at this handler instance
}
IMPLEMENT_FORWARD_XCOMPONENT( GenericPropertyHandler, GenericPropertyHandler_Base );
} // namespace pcr
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