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libreoffice/forms/source/component/ImageControl.hxx
Daniel Baumann 8e63e14cf6
Adding upstream version 4:25.2.3.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-22 16:20:04 +02:00

196 lines
7.8 KiB
C++

/* -*- 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 .
*/
#pragma once
#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 <comphelper/interfacecontainer3.hxx>
#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:
OImageControlModel(
const css::uno::Reference< css::uno::XComponentContext>& _rxFactory
);
OImageControlModel(
const OImageControlModel* _pOriginal,
const css::uno::Reference< css::uno::XComponentContext>& _rxFactory
);
virtual ~OImageControlModel() override;
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 u"com.sun.star.form.OImageControlModel"_ustr; }
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::OInterfaceContainerHelper3<css::util::XModifyListener> 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 u"com.sun.star.form.OImageControlControl"_ustr; }
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
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */