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Diffstat (limited to 'extensions/source/propctrlr/eventhandler.cxx')
| -rw-r--r-- | extensions/source/propctrlr/eventhandler.cxx | 1112 |
1 files changed, 1112 insertions, 0 deletions
diff --git a/extensions/source/propctrlr/eventhandler.cxx b/extensions/source/propctrlr/eventhandler.cxx new file mode 100644 index 000000000..d07f524bf --- /dev/null +++ b/extensions/source/propctrlr/eventhandler.cxx @@ -0,0 +1,1112 @@ +/* -*- 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 "eventhandler.hxx" +#include <helpids.h> +#include <propctrlr.h> +#include "formbrowsertools.hxx" +#include <strings.hrc> +#include "formstrings.hxx" +#include "handlerhelper.hxx" +#include "modulepcr.hxx" +#include "pcrcommon.hxx" +#include "propertycontrolextender.hxx" + +#include <com/sun/star/awt/XTabControllerModel.hpp> +#include <com/sun/star/beans/PropertyAttribute.hpp> +#include <com/sun/star/beans/UnknownPropertyException.hpp> +#include <com/sun/star/beans/theIntrospection.hpp> +#include <com/sun/star/beans/XIntrospectionAccess.hpp> +#include <com/sun/star/container/NoSuchElementException.hpp> +#include <com/sun/star/container/XChild.hpp> +#include <com/sun/star/container/XIndexAccess.hpp> +#include <com/sun/star/container/XNameContainer.hpp> +#include <com/sun/star/container/XNameReplace.hpp> +#include <com/sun/star/form/FormComponentType.hpp> +#include <com/sun/star/form/XForm.hpp> +#include <com/sun/star/form/runtime/FormController.hpp> +#include <com/sun/star/inspection/PropertyControlType.hpp> +#include <com/sun/star/lang/NullPointerException.hpp> +#include <com/sun/star/script/XEventAttacherManager.hpp> +#include <com/sun/star/script/XScriptEventsSupplier.hpp> +#include <com/sun/star/uri/UriReferenceFactory.hpp> +#include <com/sun/star/uri/XVndSunStarScriptUrlReference.hpp> + +#include <comphelper/namedvaluecollection.hxx> +#include <comphelper/evtmethodhelper.hxx> +#include <comphelper/propertyvalue.hxx> +#include <comphelper/sequence.hxx> +#include <comphelper/types.hxx> +#include <cppuhelper/implbase.hxx> +#include <cppuhelper/supportsservice.hxx> +#include <rtl/ref.hxx> +#include <rtl/ustrbuf.hxx> +#include <svx/svxdlg.hxx> +#include <tools/diagnose_ex.h> + +#include <map> +#include <algorithm> +#include <iterator> +#include <string_view> + +namespace pcr +{ + + using ::com::sun::star::uno::Reference; + using ::com::sun::star::uno::XComponentContext; + using ::com::sun::star::uno::Any; + using ::com::sun::star::uno::TypeClass_STRING; + using ::com::sun::star::uno::Type; + using ::com::sun::star::beans::theIntrospection; + using ::com::sun::star::beans::XPropertyChangeListener; + using ::com::sun::star::beans::Property; + using ::com::sun::star::beans::PropertyState; + using ::com::sun::star::beans::PropertyState_DIRECT_VALUE; + using ::com::sun::star::uno::Sequence; + using ::com::sun::star::script::ScriptEventDescriptor; + using ::com::sun::star::script::XScriptEventsSupplier; + using ::com::sun::star::lang::NullPointerException; + using ::com::sun::star::uno::Exception; + using ::com::sun::star::container::XChild; + using ::com::sun::star::container::XIndexAccess; + using ::com::sun::star::script::XEventAttacherManager; + using ::com::sun::star::uno::UNO_QUERY; + using ::com::sun::star::uno::UNO_QUERY_THROW; + using ::com::sun::star::uno::XInterface; + using ::com::sun::star::beans::XIntrospection; + using ::com::sun::star::beans::XIntrospectionAccess; + using ::com::sun::star::container::XNameContainer; + using ::com::sun::star::awt::XTabControllerModel; + using ::com::sun::star::form::XForm; + using ::com::sun::star::form::runtime::FormController; + using ::com::sun::star::form::runtime::XFormController; + using ::com::sun::star::beans::UnknownPropertyException; + using ::com::sun::star::container::NoSuchElementException; + using ::com::sun::star::beans::XPropertySetInfo; + using ::com::sun::star::container::XNameReplace; + using ::com::sun::star::beans::PropertyValue; + using ::com::sun::star::inspection::LineDescriptor; + using ::com::sun::star::inspection::XPropertyControlFactory; + using ::com::sun::star::inspection::InteractiveSelectionResult; + using ::com::sun::star::inspection::InteractiveSelectionResult_Cancelled; + using ::com::sun::star::inspection::InteractiveSelectionResult_Success; + using ::com::sun::star::inspection::XObjectInspectorUI; + using ::com::sun::star::beans::PropertyChangeEvent; + using ::com::sun::star::frame::XFrame; + using ::com::sun::star::frame::XModel; + using ::com::sun::star::frame::XController; + using ::com::sun::star::uno::UNO_SET_THROW; + using com::sun::star::uri::UriReferenceFactory; + using com::sun::star::uri::XUriReferenceFactory; + using com::sun::star::uri::XVndSunStarScriptUrlReference; + using ::com::sun::star::lang::XEventListener; + + namespace PropertyControlType = css::inspection::PropertyControlType; + namespace PropertyAttribute = css::beans::PropertyAttribute; + namespace FormComponentType = css::form::FormComponentType; + + EventDescription::EventDescription( EventId _nId, const char* _pListenerNamespaceAscii, const char* _pListenerClassAsciiName, + const char* _pListenerMethodAsciiName, TranslateId pDisplayNameResId, const OUString& _sHelpId, const OString& _sUniqueBrowseId ) + :sDisplayName(PcrRes( pDisplayNameResId )) + ,sListenerMethodName( OUString::createFromAscii( _pListenerMethodAsciiName ) ) + ,sHelpId( _sHelpId ) + ,sUniqueBrowseId( _sUniqueBrowseId ) + ,nId( _nId ) + { + OUStringBuffer aQualifiedListenerClass; + aQualifiedListenerClass.append( "com.sun.star." ); + aQualifiedListenerClass.appendAscii( _pListenerNamespaceAscii ); + aQualifiedListenerClass.append( "." ); + aQualifiedListenerClass.appendAscii( _pListenerClassAsciiName ); + sListenerClassName = aQualifiedListenerClass.makeStringAndClear(); + } + + namespace + { + #define DESCRIBE_EVENT( map, asciinamespace, asciilistener, asciimethod, id_postfix ) \ + map.emplace( \ + asciimethod, \ + EventDescription( ++nEventId, asciinamespace, asciilistener, asciimethod, RID_STR_EVT_##id_postfix, HID_EVT_##id_postfix, UID_BRWEVT_##id_postfix ) ) + + bool lcl_getEventDescriptionForMethod( const OUString& _rMethodName, EventDescription& _out_rDescription ) + { + static EventMap s_aKnownEvents = []() { + EventMap aMap; + sal_Int32 nEventId = 0; + + DESCRIBE_EVENT(aMap, "form", "XApproveActionListener", "approveAction", APPROVEACTIONPERFORMED); + DESCRIBE_EVENT(aMap, "awt", "XActionListener", "actionPerformed", ACTIONPERFORMED); + DESCRIBE_EVENT(aMap, "form", "XChangeListener", "changed", CHANGED); + DESCRIBE_EVENT(aMap, "awt", "XTextListener", "textChanged", TEXTCHANGED); + DESCRIBE_EVENT(aMap, "awt", "XItemListener", "itemStateChanged", ITEMSTATECHANGED); + DESCRIBE_EVENT(aMap, "awt", "XFocusListener", "focusGained", FOCUSGAINED); + DESCRIBE_EVENT(aMap, "awt", "XFocusListener", "focusLost", FOCUSLOST); + DESCRIBE_EVENT(aMap, "awt", "XKeyListener", "keyPressed", KEYTYPED); + DESCRIBE_EVENT(aMap, "awt", "XKeyListener", "keyReleased", KEYUP); + DESCRIBE_EVENT(aMap, "awt", "XMouseListener", "mouseEntered", MOUSEENTERED); + DESCRIBE_EVENT(aMap, "awt", "XMouseMotionListener", "mouseDragged", MOUSEDRAGGED); + DESCRIBE_EVENT(aMap, "awt", "XMouseMotionListener", "mouseMoved", MOUSEMOVED); + DESCRIBE_EVENT(aMap, "awt", "XMouseListener", "mousePressed", MOUSEPRESSED); + DESCRIBE_EVENT(aMap, "awt", "XMouseListener", "mouseReleased", MOUSERELEASED); + DESCRIBE_EVENT(aMap, "awt", "XMouseListener", "mouseExited", MOUSEEXITED); + DESCRIBE_EVENT(aMap, "form", "XResetListener", "approveReset", APPROVERESETTED); + DESCRIBE_EVENT(aMap, "form", "XResetListener", "resetted", RESETTED); + DESCRIBE_EVENT(aMap, "form", "XSubmitListener", "approveSubmit", SUBMITTED); + DESCRIBE_EVENT(aMap, "form", "XUpdateListener", "approveUpdate", BEFOREUPDATE); + DESCRIBE_EVENT(aMap, "form", "XUpdateListener", "updated", AFTERUPDATE); + DESCRIBE_EVENT(aMap, "form", "XLoadListener", "loaded", LOADED); + DESCRIBE_EVENT(aMap, "form", "XLoadListener", "reloading", RELOADING); + DESCRIBE_EVENT(aMap, "form", "XLoadListener", "reloaded", RELOADED); + DESCRIBE_EVENT(aMap, "form", "XLoadListener", "unloading", UNLOADING); + DESCRIBE_EVENT(aMap, "form", "XLoadListener", "unloaded", UNLOADED); + DESCRIBE_EVENT(aMap, "form", "XConfirmDeleteListener", "confirmDelete", CONFIRMDELETE); + DESCRIBE_EVENT(aMap, "sdb", "XRowSetApproveListener", "approveRowChange", APPROVEROWCHANGE); + DESCRIBE_EVENT(aMap, "sdbc", "XRowSetListener", "rowChanged", ROWCHANGE); + DESCRIBE_EVENT(aMap, "sdb", "XRowSetApproveListener", "approveCursorMove", POSITIONING); + DESCRIBE_EVENT(aMap, "sdbc", "XRowSetListener", "cursorMoved", POSITIONED); + DESCRIBE_EVENT(aMap, "form", "XDatabaseParameterListener", "approveParameter", APPROVEPARAMETER); + DESCRIBE_EVENT(aMap, "sdb", "XSQLErrorListener", "errorOccured", ERROROCCURRED); + DESCRIBE_EVENT(aMap, "awt", "XAdjustmentListener", "adjustmentValueChanged", ADJUSTMENTVALUECHANGED); + + return aMap; + }(); + + EventMap::const_iterator pos = s_aKnownEvents.find( _rMethodName ); + if ( pos == s_aKnownEvents.end() ) + return false; + + _out_rDescription = pos->second; + return true; + } + + OUString lcl_getEventPropertyName( std::u16string_view _rListenerClassName, std::u16string_view _rMethodName ) + { + return _rListenerClassName + OUStringChar(';') + _rMethodName; + } + + ScriptEventDescriptor lcl_getAssignedScriptEvent( const EventDescription& _rEvent, const std::vector< ScriptEventDescriptor >& _rAllAssignedMacros ) + { + ScriptEventDescriptor aScriptEvent; + // for the case there is actually no event assigned, initialize at least ListenerType and MethodName, + // so this ScriptEventDescriptor properly describes the given event + aScriptEvent.ListenerType = _rEvent.sListenerClassName; + aScriptEvent.EventMethod = _rEvent.sListenerMethodName; + + for ( const ScriptEventDescriptor& rSED : _rAllAssignedMacros ) + { + if ( rSED.ListenerType != _rEvent.sListenerClassName + || rSED.EventMethod != _rEvent.sListenerMethodName + ) + continue; + + if ( rSED.ScriptCode.isEmpty() + || rSED.ScriptType.isEmpty() + ) + { + OSL_FAIL( "lcl_getAssignedScriptEvent: me thinks this should not happen!" ); + continue; + } + + aScriptEvent = rSED; + + if ( aScriptEvent.ScriptType != "StarBasic" ) + continue; + + // this is an old-style macro specification: + // [document|application]:Library.Module.Function + // we need to translate this to the new-style macro specification + // vnd.sun.star.script:Library.Module.Function?language=Basic&location=[document|application] + + sal_Int32 nPrefixLen = aScriptEvent.ScriptCode.indexOf( ':' ); + OSL_ENSURE( nPrefixLen > 0, "lcl_getAssignedScriptEvent: illegal location!" ); + std::u16string_view sLocation = aScriptEvent.ScriptCode.subView( 0, nPrefixLen ); + std::u16string_view sMacroPath = aScriptEvent.ScriptCode.subView( nPrefixLen + 1 ); + + aScriptEvent.ScriptCode = + OUString::Concat("vnd.sun.star.script:") + + sMacroPath + + "?language=Basic&location=" + + sLocation; + + // also, this new-style spec requires the script code to be "Script" instead of "StarBasic" + aScriptEvent.ScriptType = "Script"; + } + return aScriptEvent; + } + + OUString lcl_getQualifiedKnownListenerName( const ScriptEventDescriptor& _rFormComponentEventDescriptor ) + { + EventDescription aKnownEvent; + if ( lcl_getEventDescriptionForMethod( _rFormComponentEventDescriptor.EventMethod, aKnownEvent ) ) + return aKnownEvent.sListenerClassName; + OSL_FAIL( "lcl_getQualifiedKnownListenerName: unknown method name!" ); + // somebody assigned an script to a form component event which we don't know + // Speaking strictly, this is not really an error - it is possible to do + // this programmatically -, but it should rarely happen, since it's not possible + // via UI + return _rFormComponentEventDescriptor.ListenerType; + } + + typedef std::set< Type, TypeLessByName > TypeBag; + + void lcl_addListenerTypesFor_throw( const Reference< XInterface >& _rxComponent, + const Reference< XIntrospection >& _rxIntrospection, TypeBag& _out_rTypes ) + { + if ( !_rxComponent.is() ) + return; + OSL_PRECOND( _rxIntrospection.is(), "lcl_addListenerTypesFor_throw: this will crash!" ); + + Reference< XIntrospectionAccess > xIntrospectionAccess( + _rxIntrospection->inspect( Any( _rxComponent ) ), UNO_SET_THROW ); + + const Sequence< Type > aListeners( xIntrospectionAccess->getSupportedListeners() ); + + std::copy( aListeners.begin(), aListeners.end(), + std::insert_iterator< TypeBag >( _out_rTypes, _out_rTypes.begin() ) ); + } + } + + typedef ::cppu::WeakImplHelper < css::container::XNameReplace + > EventHolder_Base; + + namespace { + + /* A UNO component holding assigned event descriptions, for use with a SvxMacroAssignDlg */ + class EventHolder : public EventHolder_Base + { + private: + typedef std::unordered_map< OUString, ScriptEventDescriptor > EventMap; + typedef std::map< EventId, OUString > EventMapIndexAccess; + + EventMap m_aEventNameAccess; + EventMapIndexAccess m_aEventIndexAccess; + + public: + EventHolder( ); + + void addEvent( EventId _nId, const OUString& _rEventName, const ScriptEventDescriptor& _rScriptEvent ); + + /** effectively the same as getByName, but instead of converting the ScriptEventDescriptor to the weird + format used by the macro assignment dialog, it is returned directly + */ + ScriptEventDescriptor getNormalizedDescriptorByName( const OUString& _rEventName ) const; + + // XNameReplace + virtual void SAL_CALL replaceByName( const OUString& _rName, const Any& aElement ) override; + virtual Any SAL_CALL getByName( const OUString& _rName ) override; + virtual Sequence< OUString > SAL_CALL getElementNames( ) override; + virtual sal_Bool SAL_CALL hasByName( const OUString& _rName ) override; + virtual Type SAL_CALL getElementType( ) override; + virtual sal_Bool SAL_CALL hasElements( ) override; + + protected: + virtual ~EventHolder( ) override; + + private: + ScriptEventDescriptor const & impl_getDescriptor_throw( const OUString& _rEventName ) const; + }; + + } + + EventHolder::EventHolder() + { + } + + EventHolder::~EventHolder() + { + m_aEventNameAccess.clear(); + m_aEventIndexAccess.clear(); + } + + void EventHolder::addEvent( EventId _nId, const OUString& _rEventName, const ScriptEventDescriptor& _rScriptEvent ) + { + std::pair< EventMap::iterator, bool > insertionResult = + m_aEventNameAccess.emplace( _rEventName, _rScriptEvent ); + OSL_ENSURE( insertionResult.second, "EventHolder::addEvent: there already was a MacroURL for this event!" ); + m_aEventIndexAccess[ _nId ] = _rEventName; + } + + ScriptEventDescriptor EventHolder::getNormalizedDescriptorByName( const OUString& _rEventName ) const + { + return impl_getDescriptor_throw( _rEventName ); + } + + ScriptEventDescriptor const & EventHolder::impl_getDescriptor_throw( const OUString& _rEventName ) const + { + EventMap::const_iterator pos = m_aEventNameAccess.find( _rEventName ); + if ( pos == m_aEventNameAccess.end() ) + throw NoSuchElementException( OUString(), *const_cast< EventHolder* >( this ) ); + return pos->second; + } + + void SAL_CALL EventHolder::replaceByName( const OUString& _rName, const Any& _rElement ) + { + EventMap::iterator pos = m_aEventNameAccess.find( _rName ); + if ( pos == m_aEventNameAccess.end() ) + throw NoSuchElementException( OUString(), *this ); + + Sequence< PropertyValue > aScriptDescriptor; + OSL_VERIFY( _rElement >>= aScriptDescriptor ); + + ::comphelper::NamedValueCollection aExtractor( aScriptDescriptor ); + + pos->second.ScriptType = aExtractor.getOrDefault( "EventType", OUString() ); + pos->second.ScriptCode = aExtractor.getOrDefault( "Script", OUString() ); + } + + Any SAL_CALL EventHolder::getByName( const OUString& _rName ) + { + ScriptEventDescriptor aDescriptor( impl_getDescriptor_throw( _rName ) ); + + Sequence< PropertyValue > aScriptDescriptor{ + comphelper::makePropertyValue("EventType", aDescriptor.ScriptType), + comphelper::makePropertyValue("Script", aDescriptor.ScriptCode) + }; + + return Any( aScriptDescriptor ); + } + + Sequence< OUString > SAL_CALL EventHolder::getElementNames( ) + { + Sequence< OUString > aReturn( m_aEventIndexAccess.size() ); + OUString* pReturn = aReturn.getArray(); + + // SvxMacroAssignDlg has a weird API: It expects a XNameReplace, means a container whose + // main access method is by name. In its UI, it shows the possible events in exactly the + // order in which XNameAccess::getElementNames returns them. + // However, SvxMacroAssignDlg *also* takes an index for the initial selection, which is + // relative to the sequence returned by XNameAccess::getElementNames. + // This is IMO weird, since it mixes index access with name access, which decreases efficiency + // of the implementation. + // Well, it means we're forced to return the events in getElementNames in exactly the same as they + // appear in the property browser UI. + for (auto const& elem : m_aEventIndexAccess) + { + *pReturn = elem.second; + ++pReturn; + } + return aReturn; + } + + sal_Bool SAL_CALL EventHolder::hasByName( const OUString& _rName ) + { + EventMap::const_iterator pos = m_aEventNameAccess.find( _rName ); + return pos != m_aEventNameAccess.end(); + } + + Type SAL_CALL EventHolder::getElementType( ) + { + return cppu::UnoType<Sequence< PropertyValue >>::get(); + } + + sal_Bool SAL_CALL EventHolder::hasElements( ) + { + return !m_aEventNameAccess.empty(); + } + + + EventHandler::EventHandler( const Reference< XComponentContext >& _rxContext ) + :EventHandler_Base( m_aMutex ) + ,m_xContext( _rxContext ) + ,m_aPropertyListeners( m_aMutex ) + ,m_bEventsMapInitialized( false ) + ,m_bIsDialogElement( false ) + ,m_nGridColumnType( -1 ) + { + } + + EventHandler::~EventHandler() + { + } + + OUString SAL_CALL EventHandler::getImplementationName( ) + { + return "com.sun.star.comp.extensions.EventHandler"; + } + + sal_Bool SAL_CALL EventHandler::supportsService( const OUString& ServiceName ) + { + return cppu::supportsService(this, ServiceName); + } + + Sequence< OUString > SAL_CALL EventHandler::getSupportedServiceNames( ) + { + return { "com.sun.star.form.inspection.EventHandler" }; + } + + void SAL_CALL EventHandler::inspect( const Reference< XInterface >& _rxIntrospectee ) + { + ::osl::MutexGuard aGuard( m_aMutex ); + + if ( !_rxIntrospectee.is() ) + throw NullPointerException(); + + m_xComponent.set( _rxIntrospectee, UNO_QUERY_THROW ); + + m_bEventsMapInitialized = false; + EventMap().swap(m_aEvents); + + m_bIsDialogElement = false; + m_nGridColumnType = -1; + try + { + Reference< XPropertySetInfo > xPSI( m_xComponent->getPropertySetInfo() ); + m_bIsDialogElement = xPSI.is() + && xPSI->hasPropertyByName( PROPERTY_WIDTH ) + && xPSI->hasPropertyByName( PROPERTY_HEIGHT ) + && xPSI->hasPropertyByName( PROPERTY_POSITIONX ) + && xPSI->hasPropertyByName( PROPERTY_POSITIONY ); + + Reference< XChild > xAsChild( _rxIntrospectee, UNO_QUERY ); + if ( xAsChild.is() && !Reference< XForm >( _rxIntrospectee, UNO_QUERY ).is() ) + { + if ( FormComponentType::GRIDCONTROL == classifyComponent( xAsChild->getParent() ) ) + { + m_nGridColumnType = classifyComponent( _rxIntrospectee ); + } + } + } + catch( const Exception& ) + { + DBG_UNHANDLED_EXCEPTION("extensions.propctrlr"); + } + } + + Any SAL_CALL EventHandler::getPropertyValue( const OUString& _rPropertyName ) + { + ::osl::MutexGuard aGuard( m_aMutex ); + + const EventDescription& rEvent = impl_getEventForName_throw( _rPropertyName ); + + std::vector< ScriptEventDescriptor > aEvents; + impl_getComponentScriptEvents_nothrow( aEvents ); + + ScriptEventDescriptor aPropertyValue; + for ( const ScriptEventDescriptor& rSCD : aEvents ) + { + if ( rEvent.sListenerClassName == rSCD.ListenerType + && rEvent.sListenerMethodName == rSCD.EventMethod + ) + { + aPropertyValue = rSCD; + break; + } + } + + return Any( aPropertyValue ); + } + + void SAL_CALL EventHandler::setPropertyValue( const OUString& _rPropertyName, const Any& _rValue ) + { + ::osl::MutexGuard aGuard( m_aMutex ); + + const EventDescription& rEvent = impl_getEventForName_throw( _rPropertyName ); + + ScriptEventDescriptor aNewScriptEvent; + OSL_VERIFY( _rValue >>= aNewScriptEvent ); + + ScriptEventDescriptor aOldScriptEvent; + OSL_VERIFY( getPropertyValue( _rPropertyName ) >>= aOldScriptEvent ); + if ( aOldScriptEvent == aNewScriptEvent ) + return; + + if ( m_bIsDialogElement ) + impl_setDialogElementScriptEvent_nothrow( aNewScriptEvent ); + else + impl_setFormComponentScriptEvent_nothrow( aNewScriptEvent ); + + PropertyHandlerHelper::setContextDocumentModified( m_xContext ); + + PropertyChangeEvent aEvent; + aEvent.Source = m_xComponent; + aEvent.PropertyHandle = rEvent.nId; + aEvent.PropertyName = _rPropertyName; + aEvent.OldValue <<= aOldScriptEvent; + aEvent.NewValue <<= aNewScriptEvent; + m_aPropertyListeners.notifyEach( &XPropertyChangeListener::propertyChange, aEvent ); + } + + Any SAL_CALL EventHandler::convertToPropertyValue( const OUString& _rPropertyName, const Any& _rControlValue ) + { + ::osl::MutexGuard aGuard( m_aMutex ); + + OUString sNewScriptCode; + OSL_VERIFY( _rControlValue >>= sNewScriptCode ); + + std::vector< ScriptEventDescriptor > aAllAssignedEvents; + impl_getComponentScriptEvents_nothrow( aAllAssignedEvents ); + + const EventDescription& rEvent = impl_getEventForName_throw( _rPropertyName ); + ScriptEventDescriptor aAssignedScript = lcl_getAssignedScriptEvent( rEvent, aAllAssignedEvents ); + + OSL_ENSURE( sNewScriptCode.isEmpty(), "EventHandler::convertToPropertyValue: cannot convert a non-empty display name!" ); + // Usually, there is no possibility for the user to change the content of an event binding directly in the + // input field, this instead is done with the macro assignment dialog. + // The only exception is the user pressing "DEL" while the control has the focus, in this case, we reset the + // control content to an empty string. So this is the only scenario where this method is allowed to be called. + + // Strictly, we would be able to convert the display value to a property value, + // using the "name (location, language)" format we used in convertToControlValue. However, + // there is no need for this code... + + aAssignedScript.ScriptCode = sNewScriptCode; + return Any( aAssignedScript ); + } + + Any SAL_CALL EventHandler::convertToControlValue( const OUString& /*_rPropertyName*/, const Any& _rPropertyValue, const Type& _rControlValueType ) + { + ::osl::MutexGuard aGuard( m_aMutex ); + + ScriptEventDescriptor aScriptEvent; + OSL_VERIFY( _rPropertyValue >>= aScriptEvent ); + + OSL_ENSURE( _rControlValueType.getTypeClass() == TypeClass_STRING, + "EventHandler::convertToControlValue: unexpected ControlValue type class!" ); + + OUString sScript( aScriptEvent.ScriptCode ); + if ( !sScript.isEmpty() ) + { + // format is: "name (location, language)" + try + { + // parse + Reference< XUriReferenceFactory > xUriRefFac = UriReferenceFactory::create( m_xContext ); + Reference< XVndSunStarScriptUrlReference > xScriptUri( xUriRefFac->parse( sScript ), UNO_QUERY_THROW ); + + OUStringBuffer aComposeBuffer; + + // name + aComposeBuffer.append( xScriptUri->getName() ); + + // location + const OUString sLocation = xScriptUri->getParameter( "location" ); + const OUString sLanguage = xScriptUri->getParameter( "language" ); + + if ( !(sLocation.isEmpty() && sLanguage.isEmpty()) ) + { + aComposeBuffer.append( " (" ); + + // location + OSL_ENSURE( !sLocation.isEmpty(), "EventHandler::convertToControlValue: unexpected: no location!" ); + if ( !sLocation.isEmpty() ) + { + aComposeBuffer.append( sLocation ); + aComposeBuffer.append( ", " ); + } + + // language + if ( !sLanguage.isEmpty() ) + { + aComposeBuffer.append( sLanguage ); + } + + aComposeBuffer.append( ')' ); + } + + sScript = aComposeBuffer.makeStringAndClear(); + } + catch( const Exception& ) + { + DBG_UNHANDLED_EXCEPTION("extensions.propctrlr"); + } + } + + return Any( sScript ); + } + + PropertyState SAL_CALL EventHandler::getPropertyState( const OUString& /*_rPropertyName*/ ) + { + return PropertyState_DIRECT_VALUE; + } + + void SAL_CALL EventHandler::addPropertyChangeListener( const Reference< XPropertyChangeListener >& _rxListener ) + { + ::osl::MutexGuard aGuard( m_aMutex ); + if ( !_rxListener.is() ) + throw NullPointerException(); + m_aPropertyListeners.addInterface( _rxListener ); + } + + void SAL_CALL EventHandler::removePropertyChangeListener( const Reference< XPropertyChangeListener >& _rxListener ) + { + ::osl::MutexGuard aGuard( m_aMutex ); + m_aPropertyListeners.removeInterface( _rxListener ); + } + + Sequence< Property > SAL_CALL EventHandler::getSupportedProperties() + { + ::osl::MutexGuard aGuard( m_aMutex ); + if ( !m_bEventsMapInitialized ) + { + m_bEventsMapInitialized = true; + try + { + std::vector< Type > aListeners; + impl_getComponentListenerTypes_nothrow( aListeners ); + + OUString sListenerClassName; + + // loop through all listeners and all methods, and see which we can present at the UI + for ( const Type& rListener : aListeners ) + { + // the programmatic name of the listener, to be used as "property" name + sListenerClassName = rListener.getTypeName(); + OSL_ENSURE( !sListenerClassName.isEmpty(), "EventHandler::getSupportedProperties: strange - no listener name ..." ); + if ( sListenerClassName.isEmpty() ) + continue; + + // loop through all methods + const Sequence<OUString> aEventMethods = comphelper::getEventMethodsForType( rListener ); + for (const OUString& rMethod : aEventMethods) + { + EventDescription aEvent; + if ( !lcl_getEventDescriptionForMethod( rMethod, aEvent ) ) + continue; + + if ( !impl_filterMethod_nothrow( aEvent ) ) + continue; + + m_aEvents.emplace( + lcl_getEventPropertyName( sListenerClassName, rMethod ), aEvent ); + } + } + + } + catch( const Exception& ) + { + DBG_UNHANDLED_EXCEPTION("extensions.propctrlr"); + } + } + + // sort them by ID - this is the relative ordering in the UI + std::map< EventId, Property > aOrderedProperties; + for (auto const& event : m_aEvents) + { + aOrderedProperties[ event.second.nId ] = Property( + event.first, event.second.nId, + ::cppu::UnoType<OUString>::get(), + PropertyAttribute::BOUND ); + } + + return comphelper::mapValuesToSequence( aOrderedProperties ); + } + + Sequence< OUString > SAL_CALL EventHandler::getSupersededProperties( ) + { + // none + return Sequence< OUString >( ); + } + + Sequence< OUString > SAL_CALL EventHandler::getActuatingProperties( ) + { + // none + return Sequence< OUString >( ); + } + + LineDescriptor SAL_CALL EventHandler::describePropertyLine( const OUString& _rPropertyName, + const Reference< XPropertyControlFactory >& _rxControlFactory ) + { + if ( !_rxControlFactory.is() ) + throw NullPointerException(); + + ::osl::MutexGuard aGuard( m_aMutex ); + + LineDescriptor aDescriptor; + + aDescriptor.Control = _rxControlFactory->createPropertyControl( PropertyControlType::TextField, true ); + new PropertyControlExtender( aDescriptor.Control ); + + const EventDescription& rEvent = impl_getEventForName_throw( _rPropertyName ); + aDescriptor.DisplayName = rEvent.sDisplayName; + aDescriptor.HelpURL = HelpIdUrl::getHelpURL( rEvent.sHelpId ); + aDescriptor.PrimaryButtonId = OStringToOUString(rEvent.sUniqueBrowseId, RTL_TEXTENCODING_UTF8); + aDescriptor.HasPrimaryButton = true; + aDescriptor.Category = "Events"; + return aDescriptor; + } + + sal_Bool SAL_CALL EventHandler::isComposable( const OUString& /*_rPropertyName*/ ) + { + return false; + } + + InteractiveSelectionResult SAL_CALL EventHandler::onInteractivePropertySelection( const OUString& _rPropertyName, sal_Bool /*_bPrimary*/, Any& /*_rData*/, const Reference< XObjectInspectorUI >& _rxInspectorUI ) + { + if ( !_rxInspectorUI.is() ) + throw NullPointerException(); + + ::osl::MutexGuard aGuard( m_aMutex ); + const EventDescription& rForEvent = impl_getEventForName_throw( _rPropertyName ); + + std::vector< ScriptEventDescriptor > aAllAssignedEvents; + impl_getComponentScriptEvents_nothrow( aAllAssignedEvents ); + + // SvxMacroAssignDlg-compatible structure holding all event/assignments + ::rtl::Reference< EventHolder > pEventHolder( new EventHolder ); + + for (auto const& event : m_aEvents) + { + // the script which is assigned to the current event (if any) + ScriptEventDescriptor aAssignedScript = lcl_getAssignedScriptEvent( event.second, aAllAssignedEvents ); + pEventHolder->addEvent( event.second.nId, event.second.sListenerMethodName, aAssignedScript ); + } + + // the initial selection in the dialog + const Sequence< OUString > aNames( pEventHolder->getElementNames() ); + const OUString* pChosenEvent = std::find( aNames.begin(), aNames.end(), rForEvent.sListenerMethodName ); + sal_uInt16 nInitialSelection = static_cast<sal_uInt16>( pChosenEvent - aNames.begin() ); + + // the dialog + SvxAbstractDialogFactory* pFactory = SvxAbstractDialogFactory::Create(); + + ScopedVclPtr<VclAbstractDialog> pDialog( pFactory->CreateSvxMacroAssignDlg( + PropertyHandlerHelper::getDialogParentFrame( m_xContext ), + impl_getContextFrame_nothrow(), + m_bIsDialogElement, + pEventHolder, + nInitialSelection + ) ); + + if ( !pDialog ) + return InteractiveSelectionResult_Cancelled; + + // DF definite problem here + // OK & Cancel seem to be both returning 0 + if ( pDialog->Execute() == RET_CANCEL ) + return InteractiveSelectionResult_Cancelled; + + try + { + for (auto const& event : m_aEvents) + { + ScriptEventDescriptor aScriptDescriptor( pEventHolder->getNormalizedDescriptorByName( event.second.sListenerMethodName ) ); + + // set the new "property value" + setPropertyValue( + lcl_getEventPropertyName( event.second.sListenerClassName, event.second.sListenerMethodName ), + Any( aScriptDescriptor ) + ); + } + } + catch( const Exception& ) + { + DBG_UNHANDLED_EXCEPTION("extensions.propctrlr"); + } + + return InteractiveSelectionResult_Success; + } + + void SAL_CALL EventHandler::actuatingPropertyChanged( const OUString& /*_rActuatingPropertyName*/, const Any& /*_rNewValue*/, const Any& /*_rOldValue*/, const Reference< XObjectInspectorUI >& /*_rxInspectorUI*/, sal_Bool /*_bFirstTimeInit*/ ) + { + OSL_FAIL( "EventHandler::actuatingPropertyChanged: no actuating properties -> no callback (well, this is how it *should* be!)" ); + } + + IMPLEMENT_FORWARD_XCOMPONENT( EventHandler, EventHandler_Base ) + + void SAL_CALL EventHandler::disposing() + { + EventMap().swap(m_aEvents); + m_xComponent.clear(); + } + + sal_Bool SAL_CALL EventHandler::suspend( sal_Bool /*_bSuspend*/ ) + { + return true; + } + + Reference< XFrame > EventHandler::impl_getContextFrame_nothrow() const + { + Reference< XFrame > xContextFrame; + + try + { + Reference< XModel > xContextDocument( PropertyHandlerHelper::getContextDocument(m_xContext), UNO_QUERY_THROW ); + Reference< XController > xController( xContextDocument->getCurrentController(), UNO_SET_THROW ); + xContextFrame.set( xController->getFrame(), UNO_SET_THROW ); + } + catch( const Exception& ) + { + DBG_UNHANDLED_EXCEPTION("extensions.propctrlr"); + } + + return xContextFrame; + } + + sal_Int32 EventHandler::impl_getComponentIndexInParent_throw() const + { + Reference< XChild > xChild( m_xComponent, UNO_QUERY_THROW ); + Reference< XIndexAccess > xParentAsIndexAccess( xChild->getParent(), UNO_QUERY_THROW ); + + // get the index of the inspected object within its parent container + sal_Int32 nElements = xParentAsIndexAccess->getCount(); + for ( sal_Int32 i=0; i<nElements; ++i ) + { + Reference< XInterface > xElement( xParentAsIndexAccess->getByIndex( i ), UNO_QUERY_THROW ); + if ( xElement == m_xComponent ) + return i; + } + throw NoSuchElementException(); + } + + void EventHandler::impl_getFormComponentScriptEvents_nothrow( std::vector < ScriptEventDescriptor >& _out_rEvents ) const + { + _out_rEvents.clear(); + try + { + Reference< XChild > xChild( m_xComponent, UNO_QUERY_THROW ); + Reference< XEventAttacherManager > xEventManager( xChild->getParent(), UNO_QUERY_THROW ); + comphelper::sequenceToContainer(_out_rEvents, xEventManager->getScriptEvents( impl_getComponentIndexInParent_throw() )); + + // the form component script API has unqualified listener names, but for normalization + // purpose, we want fully qualified ones + for ( ScriptEventDescriptor& rSED : _out_rEvents) + { + rSED.ListenerType = lcl_getQualifiedKnownListenerName( rSED ); + } + } + catch( const Exception& ) + { + DBG_UNHANDLED_EXCEPTION("extensions.propctrlr"); + } + } + + void EventHandler::impl_getComponentListenerTypes_nothrow( std::vector< Type >& _out_rTypes ) const + { + _out_rTypes.clear(); + try + { + // we use a set to avoid duplicates + TypeBag aListeners; + + Reference< XIntrospection > xIntrospection = theIntrospection::get( m_xContext ); + + // --- model listeners + lcl_addListenerTypesFor_throw( + m_xComponent, xIntrospection, aListeners ); + + // --- "secondary component" (usually: "control" listeners) + { + Reference< XInterface > xSecondaryComponent( impl_getSecondaryComponentForEventInspection_throw() ); + lcl_addListenerTypesFor_throw( xSecondaryComponent, xIntrospection, aListeners ); + ::comphelper::disposeComponent( xSecondaryComponent ); + } + + // now that they're disambiguated, copy these types into our member + _out_rTypes.insert( _out_rTypes.end(), aListeners.begin(), aListeners.end() ); + } + catch( const Exception& ) + { + DBG_UNHANDLED_EXCEPTION("extensions.propctrlr"); + } + } + + void EventHandler::impl_getDialogElementScriptEvents_nothrow( std::vector < ScriptEventDescriptor >& _out_rEvents ) const + { + _out_rEvents.clear(); + try + { + Reference< XScriptEventsSupplier > xEventsSupplier( m_xComponent, UNO_QUERY_THROW ); + Reference< XNameContainer > xEvents( xEventsSupplier->getEvents(), UNO_SET_THROW ); + Sequence< OUString > aEventNames( xEvents->getElementNames() ); + + sal_Int32 nEventCount = aEventNames.getLength(); + _out_rEvents.resize( nEventCount ); + + for( sal_Int32 i = 0; i < nEventCount; ++i ) + OSL_VERIFY( xEvents->getByName( aEventNames[i] ) >>= _out_rEvents[i] ); + } + catch( const Exception& ) + { + DBG_UNHANDLED_EXCEPTION("extensions.propctrlr"); + } + } + + Reference< XInterface > EventHandler::impl_getSecondaryComponentForEventInspection_throw( ) const + { + Reference< XInterface > xReturn; + + // if it's a form, create a form controller for the additional events + Reference< XForm > xComponentAsForm( m_xComponent, UNO_QUERY ); + if ( xComponentAsForm.is() ) + { + Reference< XTabControllerModel > xComponentAsTCModel( m_xComponent, UNO_QUERY_THROW ); + Reference< XFormController > xController = FormController::create( m_xContext ); + xController->setModel( xComponentAsTCModel ); + + xReturn = xController; + } + else + { + OUString sControlService; + OSL_VERIFY( m_xComponent->getPropertyValue( PROPERTY_DEFAULTCONTROL ) >>= sControlService ); + + xReturn = m_xContext->getServiceManager()->createInstanceWithContext( sControlService, m_xContext ); + } + return xReturn; + } + + const EventDescription& EventHandler::impl_getEventForName_throw( const OUString& _rPropertyName ) const + { + EventMap::const_iterator pos = m_aEvents.find( _rPropertyName ); + if ( pos == m_aEvents.end() ) + throw UnknownPropertyException(_rPropertyName); + return pos->second; + } + + namespace + { + bool lcl_endsWith( const OUString& _rText, const OUString& _rCheck ) + { + sal_Int32 nTextLen = _rText.getLength(); + sal_Int32 nCheckLen = _rCheck.getLength(); + if ( nCheckLen > nTextLen ) + return false; + + return _rText.indexOf( _rCheck ) == ( nTextLen - nCheckLen ); + } + } + + void EventHandler::impl_setFormComponentScriptEvent_nothrow( const ScriptEventDescriptor& _rScriptEvent ) + { + try + { + OUString sScriptCode( _rScriptEvent.ScriptCode ); + OUString sScriptType( _rScriptEvent.ScriptType ); + bool bResetScript = sScriptCode.isEmpty(); + + sal_Int32 nObjectIndex = impl_getComponentIndexInParent_throw(); + Reference< XChild > xChild( m_xComponent, UNO_QUERY_THROW ); + Reference< XEventAttacherManager > xEventManager( xChild->getParent(), UNO_QUERY_THROW ); + std::vector< ScriptEventDescriptor > aEvents; + comphelper::sequenceToContainer( aEvents, xEventManager->getScriptEvents( nObjectIndex ) ); + + // is there already a registered script for this event? + sal_Int32 eventCount = aEvents.size(), event = 0; + for ( event = 0; event < eventCount; ++event ) + { + ScriptEventDescriptor* pEvent = &aEvents[event]; + if ( ( pEvent->EventMethod == _rScriptEvent.EventMethod ) + && ( lcl_endsWith( _rScriptEvent.ListenerType, pEvent->ListenerType ) ) + // (strange enough, the events we get from getScriptEvents are not fully qualified) + ) + { + // yes + if ( !bResetScript ) + { + // set to something non-empty -> overwrite + pEvent->ScriptCode = sScriptCode; + pEvent->ScriptType = sScriptType; + } + else + { + // set to empty -> remove from vector + aEvents.erase(aEvents.begin() + event ); + --eventCount; + } + break; + } + } + if ( ( event >= eventCount ) && !bResetScript ) + { + // no, did not find it -> append + aEvents.push_back( _rScriptEvent ); + } + + xEventManager->revokeScriptEvents( nObjectIndex ); + xEventManager->registerScriptEvents( nObjectIndex, comphelper::containerToSequence(aEvents) ); + + PropertyHandlerHelper::setContextDocumentModified( m_xContext ); + } + catch( const Exception& ) + { + DBG_UNHANDLED_EXCEPTION("extensions.propctrlr"); + } + } + + void EventHandler::impl_setDialogElementScriptEvent_nothrow( const ScriptEventDescriptor& _rScriptEvent ) + { + try + { + OUString sScriptCode( _rScriptEvent.ScriptCode ); + bool bResetScript = sScriptCode.isEmpty(); + + Reference< XScriptEventsSupplier > xEventsSupplier( m_xComponent, UNO_QUERY_THROW ); + Reference< XNameContainer > xEvents( xEventsSupplier->getEvents(), UNO_SET_THROW ); + + OUString sCompleteName = + _rScriptEvent.ListenerType + + "::" + + _rScriptEvent.EventMethod; + + bool bExists = xEvents->hasByName( sCompleteName ); + + if ( bResetScript ) + { + if ( bExists ) + xEvents->removeByName( sCompleteName ); + } + else + { + Any aNewValue; aNewValue <<= _rScriptEvent; + + if ( bExists ) + xEvents->replaceByName( sCompleteName, aNewValue ); + else + xEvents->insertByName( sCompleteName, aNewValue ); + } + } + catch( const Exception& ) + { + DBG_UNHANDLED_EXCEPTION("extensions.propctrlr"); + } + } + + bool EventHandler::impl_filterMethod_nothrow( const EventDescription& _rEvent ) const + { + // some (control-triggered) events do not make sense for certain grid control columns. However, + // our mechanism to retrieve control-triggered events does not know about this, so we do some + // late filtering here. + switch ( m_nGridColumnType ) + { + case FormComponentType::COMBOBOX: + if ( UID_BRWEVT_ACTIONPERFORMED == _rEvent.sUniqueBrowseId ) + return false; + break; + case FormComponentType::LISTBOX: + if ( ( UID_BRWEVT_CHANGED == _rEvent.sUniqueBrowseId ) + || ( UID_BRWEVT_ACTIONPERFORMED == _rEvent.sUniqueBrowseId ) + ) + return false; + break; + } + + return true; + } + +} // namespace pcr + +extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface* +extensions_propctrlr_EventHandler_get_implementation( + css::uno::XComponentContext* context , css::uno::Sequence<css::uno::Any> const&) +{ + return cppu::acquire(new pcr::EventHandler(context)); +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |