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21f9c10154a534bbad20e23bdd186a08ea35120b
libreoffice/forms/source/component/ImageControl.cxx
Rüdiger Timm 21f9c10154 INTEGRATION: CWS frmvalidation (1.28.24); FILE MERGED 
2004/03/23 11:04:56 fs 1.28.24.2: RESYNC: (1.28-1.30); FILE MERGED
2004/03/11 16:46:18 fs 1.28.24.1: mass checkin
- #i25106# core for validating form controls via external XValidator instances
- moved the services/interfaces related to binding form controls to external
  value suppliers into css.form.binding (out of drafts.css.form/component)
2004-04-02 09:54:05 +00:00

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32 KiB
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/*************************************************************************
*
* $RCSfile: ImageControl.cxx,v $
*
* $Revision: 1.31 $
*
* last change: $Author: rt $ $Date: 2004-04-02 10:54:05 $
*
* The Contents of this file are made available subject to the terms of
* either of the following licenses
*
* - GNU Lesser General Public License Version 2.1
* - Sun Industry Standards Source License Version 1.1
*
* Sun Microsystems Inc., October, 2000
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2000 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
*
* Sun Industry Standards Source License Version 1.1
* =================================================
* The contents of this file are subject to the Sun Industry Standards
* Source License Version 1.1 (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.openoffice.org/license.html.
*
* Software provided under this License is provided on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
* See the License for the specific provisions governing your rights and
* obligations concerning the Software.
*
* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
*
* Copyright: 2000 by Sun Microsystems, Inc.
*
* All Rights Reserved.
*
* Contributor(s): _______________________________________
*
*
************************************************************************/
#ifndef _FRM_IMAGE_CONTROL_HXX_
#include "ImageControl.hxx"
#endif
#ifndef _FRM_PROPERTY_HRC_
#include "property.hrc"
#endif
#ifndef _FRM_RESOURCE_HRC_
#include "frm_resource.hrc"
#endif
#ifndef _FRM_RESOURCE_HXX_
#include "frm_resource.hxx"
#endif
#include "conversion.hxx"
#ifndef _FRM_SERVICES_HXX_
#include "services.hxx"
#endif
#ifndef _UNTOOLS_UCBLOCKBYTES_HXX
#include <unotools/ucblockbytes.hxx>
#endif
#ifndef _FILEDLGHELPER_HXX
#include <sfx2/filedlghelper.hxx>
#endif
#ifndef _COM_SUN_STAR_AWT_XPOPUPMENU_HPP_
#include <com/sun/star/awt/XPopupMenu.hpp>
#endif
#ifndef _COM_SUN_STAR_AWT_POPUPMENUDIRECTION_HPP_
#include <com/sun/star/awt/PopupMenuDirection.hpp>
#endif
#ifndef _COM_SUN_STAR_UI_DIALOGS_TEMPLATEDESCRIPTION_HPP_
#include <com/sun/star/ui/dialogs/TemplateDescription.hpp>
#endif
#ifndef _COM_SUN_STAR_UI_DIALOGS_EXTENDEDFILEPICKERELEMENTIDS_HPP_
#include <com/sun/star/ui/dialogs/ExtendedFilePickerElementIds.hpp>
#endif
#ifndef _COM_SUN_STAR_UI_DIALOGS_XFILEPICKERCONTROLACCESS_HPP_
#include <com/sun/star/ui/dialogs/XFilePickerControlAccess.hpp>
#endif
#ifndef _COM_SUN_STAR_UI_DIALOGS_XFILEPICKER_HPP_
#include <com/sun/star/ui/dialogs/XFilePicker.hpp>
#endif
#ifndef _COM_SUN_STAR_SDBC_DATATYPE_HPP_
#include <com/sun/star/sdbc/DataType.hpp>
#endif
#ifndef _COM_SUN_STAR_AWT_MOUSEBUTTON_HPP_
#include <com/sun/star/awt/MouseButton.hpp>
#endif
#ifndef _COM_SUN_STAR_AWT_XWINDOW_HPP_
#include <com/sun/star/awt/XWindow.hpp>
#endif
#ifndef _COM_SUN_STAR_AWT_XDIALOG_HPP_
#include <com/sun/star/awt/XDialog.hpp>
#endif
#ifndef _COM_SUN_STAR_IO_XACTIVEDATASINK_HPP_
#include <com/sun/star/io/XActiveDataSink.hpp>
#endif
#ifndef _COM_SUN_STAR_IO_NOTCONNECTEDEXCEPTION_HPP_
#include <com/sun/star/io/NotConnectedException.hpp>
#endif
#ifndef _COM_SUN_STAR_BEANS_PROPERTYVALUE_HPP_
#include <com/sun/star/beans/PropertyValue.hpp>
#endif
#ifndef _SVX_IMPGRF_HXX
#include <svx/impgrf.hxx>
#endif
#ifndef _URLOBJ_HXX
#include <tools/urlobj.hxx>
#endif
#ifndef _STREAM_HXX
#include <tools/stream.hxx>
#endif
#ifndef _TOOLS_DEBUG_HXX
#include <tools/debug.hxx>
#endif
#ifndef _UNOTOOLS_STREAMHELPER_HXX_
#include <unotools/streamhelper.hxx>
#endif
#ifndef _COMPHELPER_EXTRACT_HXX_
#include <comphelper/extract.hxx>
#endif
#ifndef _UNTOOLS_UCBSTREAMHELPER_HXX
#include <unotools/ucbstreamhelper.hxx>
#endif
#define ID_OPEN_GRAPHICS 1
#define ID_CLEAR_GRAPHICS 2
//.........................................................................
namespace frm
{
//.........................................................................
using namespace ::com::sun::star;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::sdb;
using namespace ::com::sun::star::sdbc;
using namespace ::com::sun::star::sdbcx;
using namespace ::com::sun::star::beans;
using namespace ::com::sun::star::container;
using namespace ::com::sun::star::form;
using namespace ::com::sun::star::awt;
using namespace ::com::sun::star::io;
using namespace ::com::sun::star::ui::dialogs;
using namespace ::com::sun::star::lang;
using namespace ::com::sun::star::util;
//==================================================================
// OImageControlModel
//==================================================================
//------------------------------------------------------------------
InterfaceRef SAL_CALL OImageControlModel_CreateInstance(const Reference<XMultiServiceFactory>& _rxFactory)
{
return *(new OImageControlModel(_rxFactory));
}
//------------------------------------------------------------------------------
Sequence<Type> OImageControlModel::_getTypes()
{
return concatSequences(
OBoundControlModel::_getTypes(),
OImageControlModel_Base::getTypes()
);
}
DBG_NAME(OImageControlModel)
//------------------------------------------------------------------
OImageControlModel::OImageControlModel(const Reference<XMultiServiceFactory>& _rxFactory)
:OBoundControlModel( _rxFactory, VCL_CONTROLMODEL_IMAGECONTROL, FRM_CONTROL_IMAGECONTROL, sal_False, sal_False, sal_False )
// use the old control name for compytibility reasons
,m_pImageProducer( NULL )
,m_bReadOnly( sal_False )
{
DBG_CTOR( OImageControlModel, NULL );
m_nClassId = FormComponentType::IMAGECONTROL;
initValueProperty( PROPERTY_IMAGE_URL, PROPERTY_ID_IMAGE_URL);
implConstruct();
}
//------------------------------------------------------------------
OImageControlModel::OImageControlModel( const OImageControlModel* _pOriginal, const Reference< XMultiServiceFactory >& _rxFactory )
:OBoundControlModel( _pOriginal, _rxFactory )
// use the old control name for compytibility reasons
,m_pImageProducer( NULL )
{
DBG_CTOR( OImageControlModel, NULL );
implConstruct();
m_bReadOnly = _pOriginal->m_bReadOnly;
osl_incrementInterlockedCount( &m_refCount );
{
// simulate a propertyChanged event for the ImageURL
// 2003-05-15 - #109591# - fs@openoffice.org
Any aImageURL;
getFastPropertyValue( aImageURL, PROPERTY_ID_IMAGE_URL );
::rtl::OUString sImageURL;
aImageURL >>= sImageURL;
::osl::MutexGuard aGuard( m_aMutex ); // handleNewImageURL expects this
handleNewImageURL( sImageURL );
}
osl_decrementInterlockedCount( &m_refCount );
}
//------------------------------------------------------------------
void OImageControlModel::implConstruct()
{
m_pImageProducer = new ImageProducer;
m_xImageProducer = m_pImageProducer;
}
//------------------------------------------------------------------
OImageControlModel::~OImageControlModel()
{
if (!OComponentHelper::rBHelper.bDisposed)
{
acquire();
dispose();
}
DBG_DTOR(OImageControlModel,NULL);
}
// XCloneable
//------------------------------------------------------------------------------
IMPLEMENT_DEFAULT_CLONING( OImageControlModel )
// XServiceInfo
//------------------------------------------------------------------------------
StringSequence OImageControlModel::getSupportedServiceNames() throw()
{
StringSequence aSupported = OBoundControlModel::getSupportedServiceNames();
aSupported.realloc(aSupported.getLength() + 1);
::rtl::OUString*pArray = aSupported.getArray();
pArray[aSupported.getLength()-1] = FRM_SUN_COMPONENT_IMAGECONTROL;
return aSupported;
}
//------------------------------------------------------------------------------
Any SAL_CALL OImageControlModel::queryAggregation(const Type& _rType) throw (RuntimeException)
{
// oder matters: we want to "override" the XImageProducer interface of the aggreate with out
// own XImageProducer interface, thus we need to query OImageControlModel_Base first
Any aReturn = OImageControlModel_Base::queryInterface( _rType );
// BUT: _don't_ let it feel responsible for the XTypeProvider interface
// (as this is implemented by our base class in the proper way)
if ( _rType.equals( ::getCppuType( static_cast< Reference< XTypeProvider >* >( NULL ) ) )
|| !aReturn.hasValue()
)
aReturn = OBoundControlModel::queryAggregation( _rType );
return aReturn;
}
//------------------------------------------------------------------------------
sal_Bool OImageControlModel::approveDbColumnType(sal_Int32 _nColumnType)
{
// zulaessing sind die binary Typen, OTHER- und LONGVARCHAR-Felder
if ((_nColumnType == DataType::BINARY) || (_nColumnType == DataType::VARBINARY)
|| (_nColumnType == DataType::LONGVARBINARY) || (_nColumnType == DataType::OTHER)
|| (_nColumnType == DataType::LONGVARCHAR))
return sal_True;
return sal_False;
}
//------------------------------------------------------------------------------
void OImageControlModel::_propertyChanged( const PropertyChangeEvent& _rEvent )
throw( RuntimeException )
{
if ( m_xColumnUpdate.is() )
{
OBoundControlModel::_propertyChanged( _rEvent );
}
else
{ // we're not bound. In this case, we have to manually care for updating the
// image producer, since the base class will not do this
::rtl::OUString sImageURL;
_rEvent.NewValue >>= sImageURL;
::osl::MutexGuard aGuard( m_aMutex ); // handleNewImageURL expects this
handleNewImageURL( sImageURL );
}
}
//------------------------------------------------------------------------------
void OImageControlModel::getFastPropertyValue(Any& rValue, sal_Int32 nHandle) const
{
switch (nHandle)
{
case PROPERTY_ID_READONLY : rValue <<= (sal_Bool)m_bReadOnly; break;
default:
OBoundControlModel::getFastPropertyValue(rValue, nHandle);
}
}
//------------------------------------------------------------------------------
void OImageControlModel::setFastPropertyValue_NoBroadcast(sal_Int32 nHandle, const Any& rValue) throw ( ::com::sun::star::uno::Exception)
{
switch (nHandle)
{
case PROPERTY_ID_READONLY :
DBG_ASSERT(rValue.getValueType().getTypeClass() == TypeClass_BOOLEAN, "OImageControlModel::setFastPropertyValue_NoBroadcast : invalid type !" );
m_bReadOnly = getBOOL(rValue);
break;
default:
OBoundControlModel::setFastPropertyValue_NoBroadcast(nHandle, rValue);
}
}
//------------------------------------------------------------------------------
sal_Bool OImageControlModel::convertFastPropertyValue(Any& rConvertedValue, Any& rOldValue, sal_Int32 nHandle, const Any& rValue)
throw( IllegalArgumentException )
{
switch (nHandle)
{
case PROPERTY_ID_READONLY :
return tryPropertyValue(rConvertedValue, rOldValue, rValue, m_bReadOnly);
default:
return OBoundControlModel::convertFastPropertyValue(rConvertedValue, rOldValue, nHandle, rValue);
}
}
//------------------------------------------------------------------------------
Reference<XPropertySetInfo> SAL_CALL OImageControlModel::getPropertySetInfo() throw( RuntimeException )
{
Reference<XPropertySetInfo> xInfo(createPropertySetInfo( getInfoHelper() ) );
return xInfo;
}
//------------------------------------------------------------------------------
void OImageControlModel::fillProperties(
Sequence< Property >& _rProps,
Sequence< Property >& _rAggregateProps ) const
{
BEGIN_DESCRIBE_PROPERTIES( 2, OBoundControlModel )
DECL_BOOL_PROP1 ( READONLY, BOUND );
DECL_PROP1 ( TABINDEX, sal_Int16, BOUND );
END_DESCRIBE_PROPERTIES();
}
//------------------------------------------------------------------------------
::cppu::IPropertyArrayHelper& OImageControlModel::getInfoHelper()
{
return *const_cast<OImageControlModel*>(this)->getArrayHelper();
}
//------------------------------------------------------------------------------
::rtl::OUString OImageControlModel::getServiceName() throw ( ::com::sun::star::uno::RuntimeException)
{
return FRM_COMPONENT_IMAGECONTROL; // old (non-sun) name for compatibility !
}
//------------------------------------------------------------------------------
void OImageControlModel::write(const Reference<XObjectOutputStream>& _rxOutStream) throw ( ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException)
{
// Basisklasse
OBoundControlModel::write(_rxOutStream);
// Version
_rxOutStream->writeShort(0x0003);
// Name
_rxOutStream->writeBoolean(m_bReadOnly);
writeHelpTextCompatibly(_rxOutStream);
// from version 0x0003 : common properties
writeCommonProperties(_rxOutStream);
}
//------------------------------------------------------------------------------
void OImageControlModel::read(const Reference<XObjectInputStream>& _rxInStream) throw ( ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException)
{
OBoundControlModel::read(_rxInStream);
// Version
sal_uInt16 nVersion = _rxInStream->readShort();
switch (nVersion)
{
case 0x0001:
m_bReadOnly = _rxInStream->readBoolean();
break;
case 0x0002:
m_bReadOnly = _rxInStream->readBoolean();
readHelpTextCompatibly(_rxInStream);
break;
case 0x0003:
m_bReadOnly = _rxInStream->readBoolean();
readHelpTextCompatibly(_rxInStream);
readCommonProperties(_rxInStream);
break;
default :
DBG_ERROR("OImageControlModel::read : unknown version !");
m_bReadOnly = sal_False;
defaultCommonProperties();
break;
}
// Nach dem Lesen die Defaultwerte anzeigen
if (m_aControlSource.getLength())
{ // (not if we don't have a control source - the "State" property acts like it is persistent, then
::osl::MutexGuard aGuard(m_aMutex); // resetNoBroadcast expects this mutex guarding
resetNoBroadcast();
}
}
//------------------------------------------------------------------------------
sal_Bool OImageControlModel::handleNewImageURL( const ::rtl::OUString& _rURL )
{
// if the image URL has been set, we have to forward this to the image producer
// xInStream erzeugen
Reference< XActiveDataSink > xSink(
m_xServiceFactory->createInstance(
::rtl::OUString::createFromAscii( "com.sun.star.io.ObjectInputStream" ) ), UNO_QUERY );
if ( !xSink.is() )
return sal_False;
SvStream* pFileStream = ::utl::UcbStreamHelper::CreateStream( _rURL, STREAM_READ );
sal_Bool bSetNull = (NULL == pFileStream) || (ERRCODE_NONE != pFileStream->GetErrorCode());
if (!bSetNull)
{
// get the size of the stream
pFileStream->Seek(STREAM_SEEK_TO_END);
sal_Int32 nSize = (sal_Int32)pFileStream->Tell();
if (pFileStream->GetBufferSize() < 8192)
pFileStream->SetBufferSize(8192);
pFileStream->Seek(STREAM_SEEK_TO_BEGIN);
Reference<XInputStream> xInput
(new ::utl::OInputStreamHelper(new SvLockBytes(pFileStream, sal_True),
nSize));
xSink->setInputStream( xInput );
Reference< XInputStream > xInStream(xSink, UNO_QUERY);
if ( m_xColumnUpdate.is() )
updateColumnWithStream( xInStream );
else
setControlValue( makeAny( xInStream ) );
// close the stream, just to be on the safe side (should have been done elsewhere ...)
try
{
xInStream->closeInput();
}
catch (NotConnectedException&)
{
}
}
else
{
if ( m_xColumnUpdate.is() )
updateColumnWithStream( NULL );
else
setControlValue( Any() );
delete pFileStream;
}
return sal_True;
}
//------------------------------------------------------------------------------
sal_Bool OImageControlModel::commitControlValueToDbColumn( bool _bPostReset )
{
if ( _bPostReset )
{
// since this is a "commit after reset", we can simply update the column
// with null - this is our "default" which we were just reset to
updateColumnWithStream( NULL );
}
else
{
::osl::MutexGuard aGuard(m_aMutex);
::rtl::OUString sImageURL;
m_xAggregateSet->getPropertyValue( PROPERTY_IMAGE_URL ) >>= sImageURL;
return handleNewImageURL( sImageURL );
}
return sal_True;
}
//------------------------------------------------------------------------------
void OImageControlModel::updateColumnWithStream( const Reference< XInputStream >& _rxStream )
{
OSL_PRECOND( m_xColumnUpdate.is(), "OImageControlModel::updateColumnWithStream: no column update interface!" );
if ( m_xColumnUpdate.is() )
{
if ( _rxStream.is() )
m_xColumnUpdate->updateBinaryStream( _rxStream, _rxStream->available() );
else
m_xColumnUpdate->updateNull();
// note that this will fire a value change for the column, which
// will result in us (our base class, actually) syncing the
// db column content to our control content - finally, this will arrive
// in setControlValue
}
}
//------------------------------------------------------------------------------
Any OImageControlModel::translateDbColumnToControlValue()
{
return makeAny( m_xColumn->getBinaryStream() );
}
//------------------------------------------------------------------------------
void OImageControlModel::setControlValue( const Any& _rValue )
{
DBG_ASSERT( GetImageProducer() && m_xImageProducer.is(), "OImageControlModel::setControlValue: no image producer!" );
if ( !GetImageProducer() || !m_xImageProducer.is() )
return;
// give the image producer the stream
Reference< XInputStream > xInStream;
_rValue >>= xInStream;
GetImageProducer()->setImage( xInStream );
// and start production
Reference< XImageProducer > xProducer = m_xImageProducer;
{
// release our mutex once (it's acquired in the calling method!), as starting the image production may
// result in the locking of the solar mutex (unfortunally the default implementation of our aggregate,
// VCLXImageControl, does this locking)
// FS - 74438 - 30.03.00
MutexRelease aRelease(m_aMutex);
xProducer->startProduction();
}
}
// OComponentHelper
//------------------------------------------------------------------
void OImageControlModel::disposing()
{
OBoundControlModel::disposing();
{
::osl::MutexGuard aGuard( m_aMutex ); // setControlValue expects this
setControlValue( Any() );
}
}
//------------------------------------------------------------------------------
void OImageControlModel::resetNoBroadcast()
{
if ( getField().is() ) // only reset when we are connected to a column
OBoundControlModel::resetNoBroadcast( );
}
//--------------------------------------------------------------------
Reference< XImageProducer > SAL_CALL OImageControlModel::getImageProducer() throw ( RuntimeException)
{
return this;
}
//--------------------------------------------------------------------
void SAL_CALL OImageControlModel::addConsumer( const Reference< XImageConsumer >& _rxConsumer ) throw (RuntimeException)
{
GetImageProducer()->addConsumer( _rxConsumer );
}
//--------------------------------------------------------------------
void SAL_CALL OImageControlModel::removeConsumer( const Reference< XImageConsumer >& _rxConsumer ) throw (RuntimeException)
{
GetImageProducer()->removeConsumer( _rxConsumer );
}
//--------------------------------------------------------------------
void SAL_CALL OImageControlModel::startProduction( ) throw (RuntimeException)
{
GetImageProducer()->startProduction();
}
//==================================================================
// OImageControlControl
//==================================================================
//------------------------------------------------------------------
InterfaceRef SAL_CALL OImageControlControl_CreateInstance(const Reference<XMultiServiceFactory>& _rxFactory)
{
return *(new OImageControlControl(_rxFactory));
}
//------------------------------------------------------------------------------
Sequence<Type> OImageControlControl::_getTypes()
{
static Sequence<Type> aTypes;
if (!aTypes.getLength())
{
// my base class
Sequence<Type> aBaseClassTypes = OBoundControl::_getTypes();
Sequence<Type> aOwnTypes(1);
Type* pOwnTypes = aOwnTypes.getArray();
pOwnTypes[0] = getCppuType((Reference<XMouseListener>*)NULL);
aTypes = concatSequences(aBaseClassTypes, aOwnTypes);
}
return aTypes;
}
//------------------------------------------------------------------------------
OImageControlControl::OImageControlControl(const Reference<XMultiServiceFactory>& _rxFactory)
:OBoundControl(_rxFactory, VCL_CONTROL_IMAGECONTROL)
,m_pImageIndicator( new OImageIndicator )
{
increment(m_refCount);
{
// als Focus- und MouseListener anmelden
Reference< XWindow > xComp;
query_aggregation( m_xAggregate, xComp );
if ( xComp.is() )
xComp->addMouseListener( this );
}
decrement(m_refCount);
}
// UNO Anbindung
//------------------------------------------------------------------------------
Any SAL_CALL OImageControlControl::queryAggregation(const Type& _rType) throw (RuntimeException)
{
Any aReturn = OBoundControl::queryAggregation(_rType);
if (!aReturn.hasValue())
aReturn = ::cppu::queryInterface(_rType
,static_cast<XMouseListener*>(this)
);
return aReturn;
}
//------------------------------------------------------------------------------
StringSequence OImageControlControl::getSupportedServiceNames() throw()
{
StringSequence aSupported = OBoundControl::getSupportedServiceNames();
aSupported.realloc(aSupported.getLength() + 1);
::rtl::OUString*pArray = aSupported.getArray();
pArray[aSupported.getLength()-1] = FRM_SUN_CONTROL_IMAGECONTROL;
return aSupported;
}
//--------------------------------------------------------------------
sal_Bool SAL_CALL OImageControlControl::setModel(const Reference<starawt::XControlModel>& _rxModel ) throw (RuntimeException)
{
Reference< XImageProducer > xProducer( getModel(), UNO_QUERY );
if ( xProducer.is() )
xProducer->removeConsumer( m_pImageIndicator.getRef() );
sal_Bool bReturn = OBoundControl::setModel( _rxModel );
xProducer = xProducer.query( getModel() );
if ( xProducer.is() )
{
m_pImageIndicator->reset();
xProducer->addConsumer( m_pImageIndicator.getRef() );
}
return bReturn;
}
//------------------------------------------------------------------------------
void OImageControlControl::implClearGraphics( sal_Bool _bForce )
{
Reference< XPropertySet > xSet( getModel(), UNO_QUERY );
if ( xSet.is() )
{
if ( _bForce )
{
::rtl::OUString sOldImageURL;
xSet->getPropertyValue( PROPERTY_IMAGE_URL ) >>= sOldImageURL;
if ( !sOldImageURL.getLength() )
// the ImageURL is already empty, so simply setting a new empty one would not suffice
// (since it would be ignored)
xSet->setPropertyValue( PROPERTY_IMAGE_URL, makeAny( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "private:emptyImage" ) ) ) );
// (the concrete URL we're passing here doens't matter. It's important that
// the model cannot resolve it to a a valid resource describing an image stream
}
xSet->setPropertyValue( PROPERTY_IMAGE_URL, makeAny( ::rtl::OUString() ) );
}
}
//------------------------------------------------------------------------------
void OImageControlControl::implInsertGraphics()
{
Reference< XPropertySet > xSet( getModel(), UNO_QUERY );
if ( !xSet.is() )
return;
::rtl::OUString sTitle = FRM_RES_STRING(RID_STR_IMPORT_GRAPHIC);
// build some arguments for the upcoming dialog
try
{
::sfx2::FileDialogHelper aDialog( ::sfx2::FILEOPEN_LINK_PREVIEW, SFXWB_GRAPHIC );
aDialog.SetTitle( sTitle );
Reference< XFilePickerControlAccess > xController(aDialog.GetFilePicker(), UNO_QUERY);
DBG_ASSERT( xController.is(), "OImageControlControl::implInsertGraphics: invalid file picker!" );
if ( xController.is() )
{
xController->setValue(ExtendedFilePickerElementIds::CHECKBOX_PREVIEW, 0, ::cppu::bool2any(sal_True));
xController->enableControl(ExtendedFilePickerElementIds::CHECKBOX_LINK, sal_False);
}
if ( ERRCODE_NONE == aDialog.Execute() )
{
// reset the url property in case it already has the value we're about to set - in this case
// our propertyChanged would not get called without this.
implClearGraphics( sal_False );
xSet->setPropertyValue( PROPERTY_IMAGE_URL, makeAny( ::rtl::OUString( aDialog.GetPath() ) ) );
}
}
catch(Exception&)
{
DBG_ERROR("OImageControlControl::implInsertGraphics: caught an exception while attempting to execute the FilePicker!");
}
}
// MouseListener
//------------------------------------------------------------------------------
void OImageControlControl::mousePressed(const ::com::sun::star::awt::MouseEvent& e) throw ( ::com::sun::star::uno::RuntimeException)
{
//////////////////////////////////////////////////////////////////////
// Nur linke Maustaste
if (e.Buttons != MouseButton::LEFT)
return;
// is this a request for a context menu?
if ( e.PopupTrigger )
{
Reference< XPopupMenu > xMenu( m_xServiceFactory->createInstance( ::rtl::OUString::createFromAscii( "com.sun.star.awt.PopupMenu" ) ), UNO_QUERY );
DBG_ASSERT( xMenu.is(), "OImageControlControl::mousePressed: could not create a popup menu!" );
Reference< XWindowPeer > xWindowPeer = getPeer();
DBG_ASSERT( xWindowPeer.is(), "OImageControlControl::mousePressed: no window!" );
if ( xMenu.is() && xWindowPeer.is() )
{
xMenu->insertItem( ID_OPEN_GRAPHICS, FRM_RES_STRING( RID_STR_OPEN_GRAPHICS ), 0, 0 );
xMenu->insertItem( ID_CLEAR_GRAPHICS, FRM_RES_STRING( RID_STR_CLEAR_GRAPHICS ), 0, 1 );
// check if the ImageURL is empty
::rtl::OUString sCurrentURL;
if ( m_pImageIndicator->isEmptyImage() )
xMenu->enableItem( ID_CLEAR_GRAPHICS, sal_False );
awt::Rectangle aRect( e.X, e.Y, 0, 0 );
if ( ( e.X < 0 ) || ( e.Y < 0 ) )
{ // context menu triggered by keyboard
// position it in the center of the control
// 102205 - 16.08.2002 - fs@openoffice.org
Reference< XWindow > xWindow( static_cast< ::cppu::OWeakObject* >( this ), UNO_QUERY );
OSL_ENSURE( xWindow.is(), "OImageControlControl::mousePressed: me not a window? How this?" );
if ( xWindow.is() )
{
awt::Rectangle aPosSize = xWindow->getPosSize();
aRect.X = aPosSize.Width / 2;
aRect.Y = aPosSize.Height / 2;
}
}
const sal_Int16 nResult = xMenu->execute( xWindowPeer, aRect, PopupMenuDirection::EXECUTE_DEFAULT );
switch ( nResult )
{
case ID_OPEN_GRAPHICS:
implInsertGraphics();
break;
case ID_CLEAR_GRAPHICS:
implClearGraphics( sal_True );
break;
}
}
}
else
{
//////////////////////////////////////////////////////////////////////
// Doppelclick
if (e.ClickCount == 2)
{
Reference<XPropertySet> xSet(getModel(), UNO_QUERY);
if (!xSet.is())
return;
// wenn Control nicht gebunden ist, kein Dialog (da die zu schickende URL hinterher sowieso
// versanden wuerde)
// FS - #64946# - 19.04.99
Reference<XPropertySet> xBoundField;
if (hasProperty(PROPERTY_BOUNDFIELD, xSet))
::cppu::extractInterface(xBoundField, xSet->getPropertyValue(PROPERTY_BOUNDFIELD));
if (!xBoundField.is())
{
// but only if our IMAGE_URL property is handled as if it is transient, which is equivalent to
// an empty control source
if (!hasProperty(PROPERTY_CONTROLSOURCE, xSet) || (::comphelper::getString(xSet->getPropertyValue(PROPERTY_CONTROLSOURCE)).getLength() != 0))
return;
}
sal_Bool bReadOnly;
xSet->getPropertyValue(PROPERTY_READONLY) >>= bReadOnly;
if (bReadOnly)
return;
implInsertGraphics();
}
}
}
//==============================================================================
//= OImageIndicator
//==============================================================================
DBG_NAME( OImageIndicator )
//------------------------------------------------------------------------------
OImageIndicator::OImageIndicator( )
:m_bIsProducing( sal_False )
,m_bIsEmptyImage( sal_True )
{
DBG_CTOR( OImageIndicator, NULL );
}
//------------------------------------------------------------------------------
OImageIndicator::~OImageIndicator( )
{
DBG_DTOR( OImageIndicator, NULL );
}
//--------------------------------------------------------------------
void OImageIndicator::reset()
{
OSL_ENSURE( !m_bIsProducing, "OImageIndicator::reset: sure you know what you're doing? The producer is currently producing!" );
m_bIsProducing = sal_True;
}
//--------------------------------------------------------------------
void SAL_CALL OImageIndicator::init( sal_Int32 Width, sal_Int32 Height ) throw (RuntimeException)
{
m_bIsProducing = sal_True;
m_bIsEmptyImage = sal_True;
}
//--------------------------------------------------------------------
void SAL_CALL OImageIndicator::setColorModel( sal_Int16 BitCount, const Sequence< sal_Int32 >& RGBAPal, sal_Int32 RedMask, sal_Int32 GreenMask, sal_Int32 BlueMask, sal_Int32 AlphaMask ) throw (RuntimeException)
{
}
//--------------------------------------------------------------------
void SAL_CALL OImageIndicator::setPixelsByBytes( sal_Int32 nX, sal_Int32 nY, sal_Int32 nWidth, sal_Int32 nHeight, const Sequence< sal_Int8 >& aProducerData, sal_Int32 nOffset, sal_Int32 nScanSize ) throw (RuntimeException)
{
m_bIsEmptyImage = sal_False;
}
//--------------------------------------------------------------------
void SAL_CALL OImageIndicator::setPixelsByLongs( sal_Int32 nX, sal_Int32 nY, sal_Int32 nWidth, sal_Int32 nHeight, const Sequence< sal_Int32 >& aProducerData, sal_Int32 nOffset, sal_Int32 nScanSize ) throw (RuntimeException)
{
m_bIsEmptyImage = sal_False;
}
//--------------------------------------------------------------------
void SAL_CALL OImageIndicator::complete( sal_Int32 Status, const Reference< XImageProducer >& xProducer ) throw (RuntimeException)
{
m_bIsProducing = sal_False;
}
//.........................................................................
} // namespace frm
//.........................................................................
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