eventhandler.hxx

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
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 *   License, Version 2.0 (the "License"); you may not use this file
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 */
 
#pragma once
 
#include "pcrcommon.hxx"
 
#include <com/sun/star/script/ScriptEventDescriptor.hpp>
#include <com/sun/star/lang/XServiceInfo.hpp>
#include <com/sun/star/inspection/XPropertyHandler.hpp>
#include <com/sun/star/beans/XPropertySet.hpp>
#include <com/sun/star/frame/XFrame.hpp>
#include <com/sun/star/uno/XComponentContext.hpp>
#include <cppuhelper/compbase.hxx>
#include <unotools/resmgr.hxx>
 
#include <unordered_map>
 
namespace pcr
{
 
 
    //= EventDescription
 
    typedef sal_Int32   EventId;
    struct EventDescription
    {
    public:
        OUString sDisplayName;
        OUString sListenerClassName;
        OUString sListenerMethodName;
        OUString sHelpId;
        OString  sUniqueBrowseId;
        EventId         nId;
 
        EventDescription()
            :nId( 0 )
            {
            }
 
        EventDescription(
            EventId _nId,
            std::u16string_view listenerClassName,
            std::u16string_view listenerMethodName,
            TranslateId pDisplayNameResId,
            OUString _sHelpId,
            OString _sUniqueBrowseId );
    };
 
    typedef std::unordered_map< OUString, EventDescription >   EventMap;
 
 
    //= EventHandler
 
    typedef ::cppu::WeakComponentImplHelper    <   css::inspection::XPropertyHandler
                                                ,   css::lang::XServiceInfo
                                                >   EventHandler_Base;
    class EventHandler final : public EventHandler_Base
    {
    private:
        mutable ::osl::Mutex    m_aMutex;
 
        css::uno::Reference< css::uno::XComponentContext >  m_xContext;
        css::uno::Reference< css::beans::XPropertySet >     m_xComponent;
        PropertyChangeListeners                             m_aPropertyListeners;
        EventMap                                            m_aEvents;
        bool                                                m_bEventsMapInitialized;
        bool                                                m_bIsDialogElement;
            // TODO: move different handling into different derived classes?
        sal_Int16                                           m_nGridColumnType;
 
    public:
        explicit EventHandler(
            const css::uno::Reference< css::uno::XComponentContext >& _rxContext
       );
 
        virtual ~EventHandler() override;
 
    private:
        // XPropertyHandler overridables
        virtual void                                         SAL_CALL inspect( const css::uno::Reference< css::uno::XInterface >& _rxIntrospectee ) override;
        virtual css::uno::Any                                SAL_CALL getPropertyValue( const OUString& _rPropertyName ) override;
        virtual void                                         SAL_CALL setPropertyValue( const OUString& _rPropertyName, const css::uno::Any& _rValue ) override;
        virtual css::uno::Any                                SAL_CALL convertToPropertyValue( const OUString& _rPropertyName, const css::uno::Any& _rControlValue ) override;
        virtual css::uno::Any                                SAL_CALL convertToControlValue( const OUString& _rPropertyName, const css::uno::Any& _rPropertyValue, const css::uno::Type& _rControlValueType ) override;
        virtual css::beans::PropertyState                    SAL_CALL getPropertyState( const OUString& _rPropertyName ) override;
        virtual void                                         SAL_CALL addPropertyChangeListener( const css::uno::Reference< css::beans::XPropertyChangeListener >& _rxListener ) override;
        virtual void                                         SAL_CALL removePropertyChangeListener( const css::uno::Reference< css::beans::XPropertyChangeListener >& _rxListener ) override;
        virtual css::uno::Sequence< css::beans::Property >   SAL_CALL getSupportedProperties() override;
        virtual css::uno::Sequence< OUString >               SAL_CALL getSupersededProperties( ) override;
        virtual css::uno::Sequence< OUString >               SAL_CALL getActuatingProperties( ) override;
        virtual css::inspection::LineDescriptor              SAL_CALL describePropertyLine( const OUString& _rPropertyName, const css::uno::Reference< css::inspection::XPropertyControlFactory >& _rxControlFactory ) override;
        virtual sal_Bool                                     SAL_CALL isComposable( const OUString& _rPropertyName ) override;
        virtual css::inspection::InteractiveSelectionResult  SAL_CALL onInteractivePropertySelection( const OUString& _rPropertyName, sal_Bool _bPrimary, css::uno::Any& _rData, const css::uno::Reference< css::inspection::XObjectInspectorUI >& _rxInspectorUI ) override;
        virtual void                                         SAL_CALL actuatingPropertyChanged( const OUString& _rActuatingPropertyName, const css::uno::Any& _rNewValue, const css::uno::Any& _rOldValue, const css::uno::Reference< css::inspection::XObjectInspectorUI >& _rxInspectorUI, sal_Bool _bFirstTimeInit ) override;
        virtual sal_Bool                                     SAL_CALL suspend( sal_Bool _bSuspend ) override;
 
        // XComponent
        DECLARE_XCOMPONENT()
        virtual void                                         SAL_CALL disposing() override;
 
        // XServiceInfo
        virtual OUString SAL_CALL getImplementationName(  ) override;
        virtual sal_Bool SAL_CALL supportsService( const OUString& ServiceName ) override;
        virtual css::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames(  ) override;
 
        void    impl_getFormComponentScriptEvents_nothrow(
                    std::vector< css::script::ScriptEventDescriptor >& _out_rEvents
                ) const;
 
        void    impl_getDialogElementScriptEvents_nothrow(
                    std::vector< css::script::ScriptEventDescriptor >& _out_rEvents
                ) const;
 
        void impl_getComponentScriptEvents_nothrow(
                    std::vector< css::script::ScriptEventDescriptor >& _out_rEvents
                ) const
        {
            if ( m_bIsDialogElement )
                impl_getDialogElementScriptEvents_nothrow( _out_rEvents );
            else
                impl_getFormComponentScriptEvents_nothrow( _out_rEvents );
        }
 
        void    impl_getComponentListenerTypes_nothrow(
                    std::vector< css::uno::Type >& _out_rTypes
                ) const;
 
        css::uno::Reference< css::uno::XInterface >
                impl_getSecondaryComponentForEventInspection_throw( ) const;
 
        const EventDescription&
                impl_getEventForName_throw( const OUString& _rPropertyName ) const;
 
        sal_Int32   impl_getComponentIndexInParent_throw() const;
 
        void    impl_setFormComponentScriptEvent_nothrow( const css::script::ScriptEventDescriptor& _rScriptEvent );
 
        void    impl_setDialogElementScriptEvent_nothrow( const css::script::ScriptEventDescriptor& _rScriptEvent );
 
        css::uno::Reference< css::frame::XFrame >
                impl_getContextFrame_nothrow() const;
 
        bool    impl_filterMethod_nothrow( const EventDescription& _rEvent ) const;
 
        EventHandler( const EventHandler& ) = delete;
        EventHandler& operator=( const EventHandler& ) = delete;
    };
 
 
} // namespace pcr
 
 
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