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Diffstat (limited to 'forms/source/component/ImageControl.hxx')
| -rw-r--r-- | forms/source/component/ImageControl.hxx | 191 |
1 files changed, 191 insertions, 0 deletions
diff --git a/forms/source/component/ImageControl.hxx b/forms/source/component/ImageControl.hxx new file mode 100644 index 000000000..01ae8018a --- /dev/null +++ b/forms/source/component/ImageControl.hxx @@ -0,0 +1,191 @@ +/* -*- 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 . + */ + +#ifndef INCLUDED_FORMS_SOURCE_COMPONENT_IMAGECONTROL_HXX +#define INCLUDED_FORMS_SOURCE_COMPONENT_IMAGECONTROL_HXX + +#include <FormComponent.hxx> +#include "imgprod.hxx" +#include <com/sun/star/form/XImageProducerSupplier.hpp> +#include <com/sun/star/awt/XMouseListener.hpp> +#include <com/sun/star/util/XModifyBroadcaster.hpp> +#include <com/sun/star/graphic/XGraphicObject.hpp> +#include <cppuhelper/implbase2.hxx> +#include <rtl/ref.hxx> + + +namespace frm +{ + + +// OImageControlModel + +typedef ::cppu::ImplHelper2 < css::form::XImageProducerSupplier + , css::awt::XImageProducer + > OImageControlModel_Base; + +class OImageControlModel final + :public OImageControlModel_Base + ,public OBoundControlModel +{ + rtl::Reference<ImageProducer> m_xImageProducer; + bool m_bExternalGraphic; + bool m_bReadOnly; + OUString m_sImageURL; + css::uno::Reference< css::graphic::XGraphicObject > + m_xGraphicObject; + OUString m_sDocumentURL; + + // UNO binding + virtual css::uno::Sequence< css::uno::Type> _getTypes() override; + + ImageProducer* GetImageProducer() { return m_xImageProducer.get(); } + +public: + DECLARE_DEFAULT_LEAF_XTOR( OImageControlModel ); + + virtual void SAL_CALL getFastPropertyValue(css::uno::Any& rValue, sal_Int32 nHandle ) const override; + virtual void SAL_CALL setFastPropertyValue_NoBroadcast(sal_Int32 nHandle, const css::uno::Any& rValue) override; + + virtual sal_Bool SAL_CALL convertFastPropertyValue(css::uno::Any& rConvertedValue, css::uno::Any& rOldValue, sal_Int32 nHandle, const css::uno::Any& rValue ) override; + + // UNO binding + DECLARE_UNO3_AGG_DEFAULTS(OImageControlModel, OBoundControlModel) + virtual css::uno::Any SAL_CALL queryAggregation(const css::uno::Type& _rType) override; + + // XServiceInfo + OUString SAL_CALL getImplementationName() override + { return "com.sun.star.form.OImageControlModel"; } + + virtual css::uno::Sequence<OUString> SAL_CALL getSupportedServiceNames() override; + + // XPersistObject + virtual OUString SAL_CALL getServiceName() override; + virtual void SAL_CALL write(const css::uno::Reference< css::io::XObjectOutputStream>& _rxOutStream) override; + virtual void SAL_CALL read(const css::uno::Reference< css::io::XObjectInputStream>& _rxInStream) override; + + // XImageProducerSupplier + virtual css::uno::Reference< css::awt::XImageProducer> SAL_CALL getImageProducer() override; + + // XImageProducer + virtual void SAL_CALL addConsumer( const css::uno::Reference< css::awt::XImageConsumer >& xConsumer ) override; + virtual void SAL_CALL removeConsumer( const css::uno::Reference< css::awt::XImageConsumer >& xConsumer ) override; + virtual void SAL_CALL startProduction( ) override; + + // OControlModel's property handling + virtual void describeAggregateProperties( + css::uno::Sequence< css::beans::Property >& /* [out] */ _rAggregateProps + ) const override; + virtual void describeFixedProperties( + css::uno::Sequence< css::beans::Property >& /* [out] */ _rProps + ) const override; + + // prevent method hiding + using OBoundControlModel::disposing; + using OBoundControlModel::getFastPropertyValue; + +private: + // OBoundControlModel overridables + virtual void onConnectedDbColumn( const css::uno::Reference< css::uno::XInterface >& _rxForm ) override; + virtual void onDisconnectedDbColumn() override; + virtual css::uno::Any translateDbColumnToControlValue( ) override; + virtual bool commitControlValueToDbColumn( bool _bPostReset ) override; + + virtual css::uno::Any getControlValue( ) const override; + virtual void doSetControlValue( const css::uno::Any& _rValue ) override; + + virtual bool approveDbColumnType(sal_Int32 _nColumnType) override; + + virtual void resetNoBroadcast() override; + + virtual css::uno::Reference< css::util::XCloneable > SAL_CALL createClone( ) override; + + void implConstruct(); + + /** displays the image described by the given URL + @precond + our own mutex is locked + */ + void impl_handleNewImageURL_lck( ValueChangeInstigator _eInstigator ); + + /** updates the binary stream, created from loading the file which the given URL points to, into our + bound field, or the control itself if there is no bound field + */ + bool impl_updateStreamForURL_lck( const OUString& _rURL, ValueChangeInstigator _eInstigator ); + + DECL_LINK( OnImageImportDone, ::Graphic*, void ); +}; + +typedef ::cppu::ImplHelper2 < css::awt::XMouseListener + , css::util::XModifyBroadcaster + > OImageControlControl_Base; +class OImageControlControl : public OBoundControl + , public OImageControlControl_Base +{ +private: + ::comphelper::OInterfaceContainerHelper2 m_aModifyListeners; + + // XTypeProvider + virtual css::uno::Sequence< css::uno::Type> _getTypes() override; + +public: + explicit OImageControlControl(const css::uno::Reference< css::uno::XComponentContext>& _rxFactory); + + // UNO + DECLARE_UNO3_AGG_DEFAULTS( OImageControlControl, OBoundControl ) + virtual css::uno::Any SAL_CALL queryAggregation( const css::uno::Type& _rType ) override; + + // XEventListener + virtual void SAL_CALL disposing(const css::lang::EventObject& _rSource) override; + + // XServiceInfo + OUString SAL_CALL getImplementationName() override + { return "com.sun.star.form.OImageControlControl"; } + + virtual css::uno::Sequence<OUString> SAL_CALL getSupportedServiceNames() override; + + // XMouseListener + virtual void SAL_CALL mousePressed(const css::awt::MouseEvent& e) override; + virtual void SAL_CALL mouseReleased(const css::awt::MouseEvent& e) override; + virtual void SAL_CALL mouseEntered(const css::awt::MouseEvent& e) override; + virtual void SAL_CALL mouseExited(const css::awt::MouseEvent& e) override; + + // XModifyBroadcaster + virtual void SAL_CALL addModifyListener( const css::uno::Reference< css::util::XModifyListener >& aListener ) override; + virtual void SAL_CALL removeModifyListener( const css::uno::Reference< css::util::XModifyListener >& aListener ) override; + + // OComponentHelper + virtual void SAL_CALL disposing() override; + +private: + void implClearGraphics( bool _bForce ); + bool implInsertGraphics(); + + /** determines whether the control does currently have an empty graphic set + */ + bool impl_isEmptyGraphics_nothrow() const; +}; + + +} // namespace frm + + +#endif // INCLUDED_FORMS_SOURCE_COMPONENT_IMAGECONTROL_HXX + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |