b57d51e32f
Change-Id: I3247894fe022dce7f0aa351bd85fefcd7c545dd4 Reviewed-on: https://gerrit.libreoffice.org/34377 Reviewed-by: Tor Lillqvist <tml@collabora.com> Tested-by: Tor Lillqvist <tml@collabora.com>
455 lines
19 KiB
C++
455 lines
19 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#ifndef INCLUDED_EXTENSIONS_SOURCE_PROPCTRLR_PROPERTYHANDLER_HXX
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#define INCLUDED_EXTENSIONS_SOURCE_PROPCTRLR_PROPERTYHANDLER_HXX
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#include "pcrcommon.hxx"
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#include "modulepcr.hxx"
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#include <com/sun/star/uno/XComponentContext.hpp>
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#include <com/sun/star/beans/PropertyState.hpp>
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#include <com/sun/star/beans/XPropertySet.hpp>
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#include <com/sun/star/beans/Property.hpp>
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#include <com/sun/star/script/XTypeConverter.hpp>
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#include <com/sun/star/frame/XModel.hpp>
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#include <com/sun/star/uno/Sequence.hxx>
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#include <com/sun/star/uno/Any.hxx>
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#include <com/sun/star/util/Date.hpp>
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#include <com/sun/star/util/Time.hpp>
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#include <com/sun/star/util/DateTime.hpp>
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#include <com/sun/star/lang/XMultiServiceFactory.hpp>
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#include <com/sun/star/inspection/XPropertyHandler.hpp>
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#include <com/sun/star/lang/XServiceInfo.hpp>
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#include <osl/interlck.h>
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#include <cppuhelper/compbase.hxx>
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#include <cppuhelper/implbase1.hxx>
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#include <comphelper/uno3.hxx>
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#include <memory>
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#include <vector>
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namespace com { namespace sun { namespace star {
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namespace inspection {
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struct LineDescriptor;
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class XPropertyControlFactory;
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}
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} } }
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namespace vcl { class Window; }
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namespace pcr
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{
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typedef sal_Int32 PropertyId;
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//= PropertyHandler
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class OPropertyInfoService;
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typedef ::cppu::WeakComponentImplHelper < css::inspection::XPropertyHandler
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> PropertyHandler_Base;
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/** the base class for property handlers
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*/
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class PropertyHandler : public PropertyHandler_Base
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{
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private:
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/// cache for getSupportedProperties
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mutable StlSyntaxSequence< css::beans::Property >
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m_aSupportedProperties;
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mutable bool m_bSupportedPropertiesAreKnown;
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/// helper which ensures that we can access resources as long as the instance lives
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PcrClient m_aEnsureResAccess;
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private:
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/// the property listener which has been registered
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PropertyChangeListeners m_aPropertyListeners;
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protected:
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mutable ::osl::Mutex m_aMutex;
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/// the context in which the instance was created
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css::uno::Reference< css::uno::XComponentContext > m_xContext;
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/// the component we're inspecting
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css::uno::Reference< css::beans::XPropertySet > m_xComponent;
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/// info about our component's properties
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css::uno::Reference< css::beans::XPropertySetInfo > m_xComponentPropertyInfo;
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/// type converter, needed on various occasions
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css::uno::Reference< css::script::XTypeConverter > m_xTypeConverter;
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/// access to property meta data
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std::unique_ptr< OPropertyInfoService > m_pInfoService;
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protected:
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explicit PropertyHandler(
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const css::uno::Reference< css::uno::XComponentContext >& _rxContext
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);
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virtual ~PropertyHandler() override;
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// default implementations for XPropertyHandler
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virtual void SAL_CALL inspect( const css::uno::Reference< css::uno::XInterface >& _rxIntrospectee ) override;
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virtual css::uno::Sequence< css::beans::Property > SAL_CALL getSupportedProperties() override;
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virtual css::uno::Sequence< OUString > SAL_CALL getSupersededProperties( ) override;
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virtual css::uno::Sequence< OUString > SAL_CALL getActuatingProperties( ) override;
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virtual css::uno::Any SAL_CALL convertToPropertyValue( const OUString& _rPropertyName, const css::uno::Any& _rControlValue ) override;
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virtual css::uno::Any SAL_CALL convertToControlValue( const OUString& _rPropertyName, const css::uno::Any& _rPropertyValue, const css::uno::Type& _rControlValueType ) override;
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virtual css::beans::PropertyState SAL_CALL getPropertyState( const OUString& _rPropertyName ) override;
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virtual css::inspection::LineDescriptor SAL_CALL describePropertyLine( const OUString& _rPropertyName, const css::uno::Reference< css::inspection::XPropertyControlFactory >& _rxControlFactory ) override;
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virtual sal_Bool SAL_CALL isComposable( const OUString& _rPropertyName ) override;
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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;
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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;
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virtual void SAL_CALL addPropertyChangeListener( const css::uno::Reference< css::beans::XPropertyChangeListener >& _rxListener ) override;
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virtual void SAL_CALL removePropertyChangeListener( const css::uno::Reference< css::beans::XPropertyChangeListener >& _rxListener ) override;
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virtual sal_Bool SAL_CALL suspend( sal_Bool _bSuspend ) override;
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// XComponent
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DECLARE_XCOMPONENT()
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virtual void SAL_CALL disposing() override;
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// own overridables
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virtual css::uno::Sequence< css::beans::Property >
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SAL_CALL doDescribeSupportedProperties() const = 0;
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/// called when XPropertyHandler::inspect has been called, and we thus have a new component to inspect
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virtual void onNewComponent();
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protected:
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/** fires the change in a property value to our listener (if any)
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@see addPropertyChangeListener
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*/
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void firePropertyChange( const OUString& _rPropName, PropertyId _nPropId,
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const css::uno::Any& _rOldValue, const css::uno::Any& _rNewValue );
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/** retrieves a window which can be used as parent for dialogs
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*/
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vcl::Window* impl_getDefaultDialogParent_nothrow() const;
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/** retrieves the property id for a given property name
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@throw css::beans::UnknownPropertyException
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if the property name is not known to our ->m_pInfoService
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*/
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PropertyId impl_getPropertyId_throwUnknownProperty( const OUString& _rPropertyName ) const;
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/** retrieves the property id for a given property name
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@throw css::uno::RuntimeException
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if the property name is not known to our ->m_pInfoService
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*/
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PropertyId impl_getPropertyId_throwRuntime( const OUString& _rPropertyName ) const;
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/** retrieves the property id for a given property name
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@returns -1
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if the property name is not known to our ->m_pInfoService
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*/
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PropertyId impl_getPropertyId_nothrow( const OUString& _rPropertyName ) const;
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// helper for implementing doDescribeSupportedProperties
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/** adds a description for the given string property to the given property vector
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Most probably to be called from within getSupportedProperties
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*/
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inline void addStringPropertyDescription(
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std::vector< css::beans::Property >& _rProperties,
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const OUString& _rPropertyName
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) const;
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/** adds a description for the given int32 property to the given property vector
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*/
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inline void addInt32PropertyDescription(
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std::vector< css::beans::Property >& _rProperties,
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const OUString& _rPropertyName,
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sal_Int16 _nAttribs = 0
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) const;
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/** adds a description for the given int16 property to the given property vector
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*/
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inline void addInt16PropertyDescription(
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std::vector< css::beans::Property >& _rProperties,
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const OUString& _rPropertyName,
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sal_Int16 _nAttribs = 0
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) const;
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/** adds a description for the given double property to the given property vector
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*/
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inline void addDoublePropertyDescription(
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std::vector< css::beans::Property >& _rProperties,
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const OUString& _rPropertyName,
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sal_Int16 _nAttribs
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) const;
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/** adds a description for the given date property to the given property vector
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*/
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inline void addDatePropertyDescription(
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std::vector< css::beans::Property >& _rProperties,
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const OUString& _rPropertyName,
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sal_Int16 _nAttribs
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) const;
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/** adds a description for the given time property to the given property vector
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*/
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inline void addTimePropertyDescription(
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std::vector< css::beans::Property >& _rProperties,
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const OUString& _rPropertyName,
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sal_Int16 _nAttribs
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) const;
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/** adds a description for the given DateTime property to the given property vector
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*/
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inline void addDateTimePropertyDescription(
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std::vector< css::beans::Property >& _rProperties,
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const OUString& _rPropertyName,
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sal_Int16 _nAttribs
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) const;
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/// adds a Property, given by name only, to a given vector of Properties
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void implAddPropertyDescription(
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std::vector< css::beans::Property >& _rProperties,
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const OUString& _rPropertyName,
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const css::uno::Type& _rType,
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sal_Int16 _nAttribs = 0
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) const;
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// helper for accessing and maintaining meta data about our supported properties
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/** retrieves a property given by handle
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@return
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a pointer to the descriptor for the given properties, if it is one of our
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supported properties, <NULL/> else.
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@see doDescribeSupportedProperties
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@see impl_getPropertyFromId_throw
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*/
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const css::beans::Property*
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impl_getPropertyFromId_nothrow( PropertyId _nPropId ) const;
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/** retrieves a property given by handle
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@throws UnknownPropertyException
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if the handler does not support a property with the given handle
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@seealso doDescribeSupportedProperties
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@see impl_getPropertyFromId_nothrow
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*/
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const css::beans::Property&
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impl_getPropertyFromId_throw( PropertyId _nPropId ) const;
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/** determines whether a given property id is part of our supported properties
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@see getSupportedProperties
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@see doDescribeSupportedProperties
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*/
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inline bool impl_isSupportedProperty_nothrow( PropertyId _nPropId ) const
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{
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return impl_getPropertyFromId_nothrow( _nPropId ) != nullptr;
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}
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/** retrieves a property given by name
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@throws UnknownPropertyException
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if the handler does not support a property with the given name
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@seealso doDescribeSupportedProperties
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*/
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const css::beans::Property&
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impl_getPropertyFromName_throw( const OUString& _rPropertyName ) const;
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/** get the name of a property given by handle
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*/
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inline OUString
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impl_getPropertyNameFromId_nothrow( PropertyId _nPropId ) const;
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/** returns the value of the ContextDocument property in the ComponentContext which was used to create
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this handler.
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*/
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inline css::uno::Reference< css::frame::XModel >
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impl_getContextDocument_nothrow() const
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{
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return css::uno::Reference< css::frame::XModel >(
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m_xContext->getValueByName( "ContextDocument" ), css::uno::UNO_QUERY );
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}
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/** marks the context document as modified
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@see impl_getContextDocument_nothrow
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*/
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void impl_setContextDocumentModified_nothrow() const;
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/// determines whether our component has a given property
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bool impl_componentHasProperty_throw( const OUString& _rPropName ) const;
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/** determines the default measure unit for the document in which our component lives
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*/
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sal_Int16 impl_getDocumentMeasurementUnit_throw() const;
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private:
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PropertyHandler( const PropertyHandler& ) = delete;
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PropertyHandler& operator=( const PropertyHandler& ) = delete;
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};
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inline void PropertyHandler::addStringPropertyDescription( std::vector< css::beans::Property >& _rProperties, const OUString& _rPropertyName ) const
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{
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implAddPropertyDescription( _rProperties, _rPropertyName, ::cppu::UnoType<OUString>::get() );
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}
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inline void PropertyHandler::addInt32PropertyDescription( std::vector< css::beans::Property >& _rProperties, const OUString& _rPropertyName, sal_Int16 _nAttribs ) const
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{
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implAddPropertyDescription( _rProperties, _rPropertyName, ::cppu::UnoType<sal_Int32>::get(), _nAttribs );
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}
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inline void PropertyHandler::addInt16PropertyDescription( std::vector< css::beans::Property >& _rProperties, const OUString& _rPropertyName, sal_Int16 _nAttribs ) const
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{
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implAddPropertyDescription( _rProperties, _rPropertyName, ::cppu::UnoType<sal_Int16>::get(), _nAttribs );
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}
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inline void PropertyHandler::addDoublePropertyDescription( std::vector< css::beans::Property >& _rProperties, const OUString& _rPropertyName, sal_Int16 _nAttribs ) const
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{
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implAddPropertyDescription( _rProperties, _rPropertyName, ::cppu::UnoType<double>::get(), _nAttribs );
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}
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inline void PropertyHandler::addDatePropertyDescription( std::vector< css::beans::Property >& _rProperties, const OUString& _rPropertyName, sal_Int16 _nAttribs ) const
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{
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implAddPropertyDescription( _rProperties, _rPropertyName, ::cppu::UnoType<css::util::Date>::get(), _nAttribs );
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}
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inline void PropertyHandler::addTimePropertyDescription( std::vector< css::beans::Property >& _rProperties, const OUString& _rPropertyName, sal_Int16 _nAttribs ) const
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{
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implAddPropertyDescription( _rProperties, _rPropertyName, ::cppu::UnoType<css::util::Time>::get(), _nAttribs );
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}
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inline void PropertyHandler::addDateTimePropertyDescription( std::vector< css::beans::Property >& _rProperties, const OUString& _rPropertyName, sal_Int16 _nAttribs ) const
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{
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implAddPropertyDescription( _rProperties, _rPropertyName, ::cppu::UnoType<css::util::DateTime>::get(), _nAttribs );
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}
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inline OUString PropertyHandler::impl_getPropertyNameFromId_nothrow( PropertyId _nPropId ) const
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{
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const css::beans::Property* pProp = impl_getPropertyFromId_nothrow( _nPropId );
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return pProp ? pProp->Name : OUString();
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}
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//= PropertyHandlerComponent
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typedef ::cppu::ImplHelper1 < css::lang::XServiceInfo
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> PropertyHandlerComponent_Base;
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/** PropertyHandler implementation which additionally supports XServiceInfo
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*/
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class PropertyHandlerComponent :public PropertyHandler
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,public PropertyHandlerComponent_Base
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{
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protected:
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explicit PropertyHandlerComponent(
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const css::uno::Reference< css::uno::XComponentContext >& _rxContext
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);
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DECLARE_XINTERFACE()
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DECLARE_XTYPEPROVIDER()
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// XServiceInfo
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virtual OUString SAL_CALL getImplementationName( ) override = 0;
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virtual sal_Bool SAL_CALL supportsService( const OUString& ServiceName ) override;
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virtual css::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames( ) override = 0;
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};
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//= HandlerComponentBase
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/** a PropertyHandlerComponent implementation which routes XServiceInfo::getImplementationName and
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XServiceInfo::getSupportedServiceNames to static versions of those methods, which are part of
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the derived class.
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Additionally, a method <member>Create</member> is provided which takes a component context, and returns a new
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instance of the derived class. This <member>Create</member> is used to register the implementation
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of the derived class at the <type>PcrModule</type>.
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Well, every time we're talking about derived class, we in fact mean the template argument of
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<type>HandlerComponentBase</type>. But usually this equals your derived class:
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<pre>
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class MyHandler;
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typedef HandlerComponentBase< MyHandler > MyHandler_Base;
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class MyHandler : MyHandler_Base
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{
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...
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public:
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static OUString SAL_CALL getImplementationName_static( ) throw (css::uno::RuntimeException);
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static css::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames_static( ) throw (css::uno::RuntimeException);
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};
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</pre>
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*/
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template < class HANDLER >
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class HandlerComponentBase : public PropertyHandlerComponent
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{
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protected:
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explicit HandlerComponentBase( const css::uno::Reference< css::uno::XComponentContext >& _rxContext )
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:PropertyHandlerComponent( _rxContext )
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{
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}
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protected:
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// XServiceInfo
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virtual OUString SAL_CALL getImplementationName( ) override;
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virtual css::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames( ) override;
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static css::uno::Reference< css::uno::XInterface > SAL_CALL Create( const css::uno::Reference< css::uno::XComponentContext >& _rxContext );
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public:
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/** registers the implementation of HANDLER at the <type>PcrModule</type>
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*/
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static void registerImplementation();
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};
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template < class HANDLER >
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OUString SAL_CALL HandlerComponentBase< HANDLER >::getImplementationName( )
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{
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return HANDLER::getImplementationName_static();
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}
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template < class HANDLER >
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css::uno::Sequence< OUString > SAL_CALL HandlerComponentBase< HANDLER >::getSupportedServiceNames( )
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{
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return HANDLER::getSupportedServiceNames_static();
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}
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template < class HANDLER >
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void HandlerComponentBase< HANDLER >::registerImplementation()
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{
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PcrModule::getInstance().registerImplementation(
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HANDLER::getImplementationName_static(),
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HANDLER::getSupportedServiceNames_static(),
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HANDLER::Create
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);
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}
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template < class HANDLER >
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css::uno::Reference< css::uno::XInterface > SAL_CALL HandlerComponentBase< HANDLER >::Create( const css::uno::Reference< css::uno::XComponentContext >& _rxContext )
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{
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return *( new HANDLER( _rxContext ) );
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}
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} // namespace pcr
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#endif // INCLUDED_EXTENSIONS_SOURCE_PROPCTRLR_PROPERTYHANDLER_HXX
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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