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e98166565e06ed548c9328dad0f84acc3a5f3f65
libreoffice/extensions/source/propctrlr/sqlcommanddesign.cxx
Vladimir Glazounov e98166565e INTEGRATION: CWS dba22b (1.3.70); FILE MERGED 
2006/12/09 22:14:55 fs 1.3.70.1: impl_doOpenDesignerFrame_nothrow: reset m_xDesigner in case of an exception
2007-01-15 13:40:49 +00:00

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/*************************************************************************
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: sqlcommanddesign.cxx,v $
*
* $Revision: 1.4 $
*
* last change: $Author: vg $ $Date: 2007-01-15 14:40:49 $
*
* The Contents of this file are made available subject to
* the terms of GNU Lesser General Public License Version 2.1.
*
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2005 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
*
************************************************************************/
// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_extensions.hxx"
#ifndef EXTENSIONS_SOURCE_PROPCTRLR_SQLCOMMANDDESIGN_HXX
#include "sqlcommanddesign.hxx"
#endif
#ifndef _EXTENSIONS_FORMSCTRLR_FORMSTRINGS_HXX_
#include "formstrings.hxx"
#endif
#ifndef _EXTENSIONS_FORMCTRLR_PROPRESID_HRC_
#include "formresid.hrc"
#endif
#ifndef _EXTENSIONS_PROPCTRLR_MODULEPRC_HXX_
#include "modulepcr.hxx"
#endif
#ifndef EXTENSIONS_SOURCE_PROPCTRLR_UNOURL_HXX
#include "unourl.hxx"
#endif
/** === begin UNO includes === **/
#ifndef _COM_SUN_STAR_AWT_XWINDOW_HPP_
#include <com/sun/star/awt/XWindow.hpp>
#endif
#ifndef _COM_SUN_STAR_AWT_XTOPWINDOW_HPP_
#include <com/sun/star/awt/XTopWindow.hpp>
#endif
#ifndef _COM_SUN_STAR_UNO_SEQUENCE_HXX_
#include <com/sun/star/uno/Sequence.hxx>
#endif
#ifndef _COM_SUN_STAR_FRAME_XCOMPONENTLOADER_HPP_
#include <com/sun/star/frame/XComponentLoader.hpp>
#endif
#ifndef _COM_SUN_STAR_FRAME_XCONTROLLER_HPP_
#include <com/sun/star/frame/XController.hpp>
#endif
#ifndef _COM_SUN_STAR_LANG_NULLPOINTEREXCEPTION_HPP_
#include <com/sun/star/lang/NullPointerException.hpp>
#endif
#ifndef _COM_SUN_STAR_LANG_DISPOSEDEXCEPTION_HPP_
#include <com/sun/star/lang/DisposedException.hpp>
#endif
#ifndef _COM_SUN_STAR_FRAME_FRAMESEARCHFLAG_HPP_
#include <com/sun/star/frame/FrameSearchFlag.hpp>
#endif
#ifndef _COM_SUN_STAR_FRAME_XFRAMESSUPPLIER_HPP_
#include <com/sun/star/frame/XFramesSupplier.hpp>
#endif
#ifndef _COM_SUN_STAR_SDBC_XCONNECTION_HPP_
#include <com/sun/star/sdbc/XConnection.hpp>
#endif
#ifndef _COM_SUN_STAR_UTIL_XCLOSEABLE_HPP_
#include <com/sun/star/util/XCloseable.hpp>
#endif
#ifndef _COM_SUN_STAR_FRAME_XDISPATCHPROVIDER_HPP_
#include <com/sun/star/frame/XDispatchProvider.hpp>
#endif
/** === end UNO includes === **/
#ifndef _OSL_DIAGNOSE_H_
#include <osl/diagnose.h>
#endif
#ifndef _SVTOOLS_LOCALRESACCESS_HXX_
#include <svtools/localresaccess.hxx>
#endif
//........................................................................
namespace pcr
{
//........................................................................
namespace FrameSearchFlag = ::com::sun::star::frame::FrameSearchFlag;
/** === begin UNO using === **/
using ::com::sun::star::uno::Reference;
using ::com::sun::star::lang::XMultiComponentFactory;
using ::com::sun::star::beans::PropertyChangeEvent;
using ::com::sun::star::uno::RuntimeException;
using ::com::sun::star::frame::XFrame;
using ::com::sun::star::awt::XTopWindow;
using ::com::sun::star::awt::XWindow;
using ::com::sun::star::uno::Exception;
using ::com::sun::star::uno::UNO_QUERY_THROW;
using ::com::sun::star::uno::UNO_QUERY;
using ::com::sun::star::beans::PropertyValue;
using ::com::sun::star::uno::Sequence;
using ::com::sun::star::lang::XComponent;
using ::com::sun::star::frame::XComponentLoader;
using ::com::sun::star::beans::XPropertySet;
using ::com::sun::star::frame::XController;
using ::com::sun::star::lang::EventObject;
using ::com::sun::star::lang::NullPointerException;
using ::com::sun::star::lang::DisposedException;
using ::com::sun::star::uno::makeAny;
using ::com::sun::star::uno::XComponentContext;
using ::com::sun::star::frame::XFramesSupplier;
using ::com::sun::star::frame::XFrames;
using ::com::sun::star::util::XCloseable;
using ::com::sun::star::uno::TypeClass_STRING;
using ::com::sun::star::lang::XMultiServiceFactory;
using ::com::sun::star::frame::XDispatchProvider;
using ::com::sun::star::frame::XDispatch;
/** === end UNO using === **/
//====================================================================
//= SQLCommandDesigner
//====================================================================
//--------------------------------------------------------------------
SQLCommandDesigner::SQLCommandDesigner( const Reference< XComponentContext >& _rxContext,
const Reference< XPropertySet >& _rxRowSet, const ::dbtools::SharedConnection& _rConnection,
const Link& _rCloseLink )
:m_xContext( _rxContext )
,m_xRowSet( _rxRowSet )
,m_xConnection( _rConnection )
,m_aCloseLink( _rCloseLink )
{
if ( m_xContext.is() )
m_xORB = m_xContext->getServiceManager();
if ( !m_xORB.is() || !m_xRowSet.is() || !m_xConnection.is() )
throw NullPointerException();
impl_doOpenDesignerFrame_nothrow();
}
//--------------------------------------------------------------------
SQLCommandDesigner::~SQLCommandDesigner()
{
}
//--------------------------------------------------------------------
void SAL_CALL SQLCommandDesigner::propertyChange( const PropertyChangeEvent& Event ) throw (RuntimeException)
{
OSL_ENSURE( m_xDesigner.is() && ( Event.Source == m_xDesigner ), "SQLCommandDesigner::propertyChange: where did this come from?" );
if ( m_xDesigner.is() && ( Event.Source == m_xDesigner ) )
{
if ( PROPERTY_ACTIVECOMMAND == Event.PropertyName )
{
OSL_ENSURE( Event.NewValue.getValueTypeClass() == TypeClass_STRING,
"SQLCommandDesigner::propertyChange: invalid new value for the ActiveCommand!" );
m_xRowSet->setPropertyValue( PROPERTY_COMMAND, Event.NewValue );
}
}
}
//--------------------------------------------------------------------
void SAL_CALL SQLCommandDesigner::disposing( const EventObject& Source ) throw (RuntimeException)
{
OSL_ENSURE( m_xDesigner.is() && ( Source.Source == m_xDesigner ), "SQLCommandDesigner::propertyChange: where did this come from?" );
if ( m_xDesigner.is() && ( Source.Source == m_xDesigner ) )
{
impl_designerClosed_nothrow();
m_xDesigner.clear();
}
}
//--------------------------------------------------------------------
void SQLCommandDesigner::dispose()
{
if ( impl_isDisposed() )
return;
if ( isActive() )
impl_closeDesigner_throw();
m_xConnection.clear();
m_xContext.clear();
m_xRowSet.clear();
m_xORB.clear();
}
//--------------------------------------------------------------------
void SQLCommandDesigner::impl_checkDisposed_throw() const
{
if ( impl_isDisposed() )
throw DisposedException();
}
//--------------------------------------------------------------------
void SQLCommandDesigner::raise() const
{
impl_checkDisposed_throw();
impl_raise_nothrow();
}
//------------------------------------------------------------------------
bool SQLCommandDesigner::suspend() const
{
impl_checkDisposed_throw();
return impl_trySuspendDesigner_nothrow();
}
//--------------------------------------------------------------------
void SQLCommandDesigner::impl_raise_nothrow() const
{
OSL_PRECOND( isActive(), "SQLCommandDesigner::impl_raise_nothrow: not active!" );
if ( !isActive() )
return;
try
{
// activate the frame for this component
Reference< XFrame > xFrame( m_xDesigner->getFrame(), UNO_QUERY_THROW );
Reference< XWindow > xWindow( xFrame->getContainerWindow(), UNO_QUERY_THROW );
Reference< XTopWindow > xTopWindow( xWindow, UNO_QUERY_THROW );
xTopWindow->toFront();
xWindow->setFocus();
}
catch( const Exception& )
{
OSL_ENSURE( sal_False, "SQLCommandDesigner::impl_raise_nothrow: caught an exception!" );
}
}
//--------------------------------------------------------------------
void SQLCommandDesigner::impl_doOpenDesignerFrame_nothrow()
{
OSL_PRECOND( !isActive(),
"SQLCommandDesigner::impl_doOpenDesignerFrame_nothrow: already active!" );
OSL_PRECOND( m_xConnection.is() && m_xRowSet.is(), "SQLCommandDesigner::impl_doOpenDesignerFrame_nothrow: this will crash!" );
try
{
// for various reasons, we don't want the new frame to appear in the desktop's frame list
// thus, we create a blank frame at the desktop, remove it from the desktop's frame list
// immediately, and then load the component into this blank (and now parent-less) frame
Reference< XComponentLoader > xLoader( impl_createEmptyParentlessTask_nothrow(), UNO_QUERY_THROW );
Sequence< PropertyValue > aArgs( 3 );
aArgs[0].Name = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "IndependentSQLCommand" ) );
aArgs[0].Value = m_xRowSet->getPropertyValue( PROPERTY_COMMAND );
aArgs[1].Name = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "ActiveConnection" ) );
aArgs[1].Value <<= m_xConnection.getTyped();
aArgs[2].Name = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "QueryDesignView" ) );
aArgs[2].Value <<= (sal_Bool)sal_True;
Reference< XComponent > xQueryDesign = xLoader->loadComponentFromURL(
::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( ".component:DB/QueryDesign" ) ),
::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "_self" ) ),
FrameSearchFlag::TASKS | FrameSearchFlag::CREATE,
aArgs
);
// remember this newly loaded component - we need to care for it e.g. when we're suspended
m_xDesigner = m_xDesigner.query( xQueryDesign );
OSL_ENSURE( m_xDesigner.is() || !xQueryDesign.is(), "SQLCommandDesigner::impl_doOpenDesignerFrame_nothrow: the component is expected to be a controller!" );
if ( m_xDesigner.is() )
{
Reference< XPropertySet > xQueryDesignProps( m_xDesigner, UNO_QUERY );
OSL_ENSURE( xQueryDesignProps.is(), "SQLCommandDesigner::impl_doOpenDesignerFrame_nothrow: the controller should have properties!" );
if ( xQueryDesignProps.is() )
xQueryDesignProps->addPropertyChangeListener( PROPERTY_ACTIVECOMMAND, this );
}
// get the frame which we just opened and set it's title
Reference< XPropertySet > xFrameProps;
Reference< XController > xController( xQueryDesign, UNO_QUERY );
if ( xController.is() )
xFrameProps = xFrameProps.query( xController->getFrame() );
if ( xFrameProps.is() && xFrameProps->getPropertySetInfo().is() && xFrameProps->getPropertySetInfo()->hasPropertyByName( PROPERTY_TITLE ) )
{
::svt::OLocalResourceAccess aEnumStrings( PcrRes( RID_RSC_ENUM_COMMAND_TYPE ), RSC_RESOURCE );
::rtl::OUString sDisplayName = String( ResId( 3 ) );
xFrameProps->setPropertyValue( PROPERTY_TITLE, makeAny( sDisplayName ) );
}
}
catch( const Exception& )
{
OSL_ENSURE( sal_False, "SQLCommandDesigner::impl_doOpenDesignerFrame_nothrow: caught an exception!" );
m_xDesigner.clear();
}
}
//------------------------------------------------------------------------
Reference< XFrame > SQLCommandDesigner::impl_createEmptyParentlessTask_nothrow( ) const
{
OSL_PRECOND( m_xORB.is(), "SQLCommandDesigner::impl_createEmptyParentlessTask_nothrow: this will crash!" );
Reference< XFrame > xFrame;
try
{
Reference< XInterface > xDesktop ( m_xORB->createInstanceWithContext( SERVICE_DESKTOP, m_xContext ) );
Reference< XFrame > xDesktopFrame ( xDesktop, UNO_QUERY_THROW );
Reference< XFramesSupplier > xSuppDesktopFrames( xDesktopFrame, UNO_QUERY_THROW );
Reference< XFrames > xDesktopFramesCollection( xSuppDesktopFrames->getFrames(), UNO_QUERY_THROW );
xFrame = xDesktopFrame->findFrame( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "_blank" ) ), FrameSearchFlag::CREATE );
OSL_ENSURE( xFrame.is(), "SQLCommandDesigner::impl_createEmptyParentlessTask_nothrow: could not create an empty frame!" );
xDesktopFramesCollection->remove( xFrame );
}
catch( const Exception& )
{
OSL_ENSURE( sal_False, "SQLCommandDesigner::impl_createEmptyParentlessTask_nothrow: caught an exception!" );
}
return xFrame;
}
//------------------------------------------------------------------------
void SQLCommandDesigner::impl_designerClosed_nothrow()
{
if ( m_aCloseLink.IsSet() )
m_aCloseLink.Call( this );
}
//------------------------------------------------------------------------
void SQLCommandDesigner::impl_closeDesigner_throw()
{
impl_checkDisposed_throw();
OSL_PRECOND( isActive(), "SQLCommandDesigner::impl_closeDesigner_throw: invalid calle!" );
// close it
try
{
// do not listen anymore ....
Reference< XPropertySet > xProps( m_xDesigner, UNO_QUERY );
if ( xProps.is() )
xProps->removePropertyChangeListener( PROPERTY_ACTIVECOMMAND, this );
// we need to close the frame via the "user interface", by dispatching a close command,
// instead of calling XCloseable::close directly. The latter method would also close
// the frame, but not care for things like shutting down the office when the last
// frame is gone ...
UnoURL aCloseURL( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( ".uno:CloseDoc" ) ),
Reference< XMultiServiceFactory >( m_xORB, UNO_QUERY ) );
Reference< XDispatchProvider > xProvider( m_xDesigner->getFrame(), UNO_QUERY_THROW );
Reference< XDispatch > xDispatch( xProvider->queryDispatch( aCloseURL, ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "_top" ) ), FrameSearchFlag::SELF ) );
OSL_ENSURE( xDispatch.is(), "SQLCommandDesigner::impl_closeDesigner_throw: no dispatcher for the CloseDoc command!" );
if ( xDispatch.is() )
{
xDispatch->dispatch( aCloseURL, Sequence< PropertyValue >( ) );
}
else
{
// fallback: use the XCloseable::close (with all possible disadvantages)
Reference< XCloseable > xClose( m_xDesigner->getFrame(), UNO_QUERY );
if ( xClose.is() )
xClose->close( sal_True );
}
}
catch( const Exception& )
{
OSL_ENSURE( sal_False, "SQLCommandDesigner::impl_closeDesigner_throw: caught an exception!" );
}
m_xDesigner = NULL;
}
//------------------------------------------------------------------------
bool SQLCommandDesigner::impl_trySuspendDesigner_nothrow() const
{
OSL_PRECOND( isActive(), "SQLCommandDesigner::impl_trySuspendDesigner_nothrow: no active designer, this will crash!" );
sal_Bool bAllow = sal_True;
try
{
bAllow = m_xDesigner->suspend( sal_True );
}
catch( const Exception& )
{
OSL_ENSURE( sal_False, "SQLCommandDesigner::impl_trySuspendDesigner_nothrow: caught an exception!" );
}
return bAllow;
}
//........................................................................
} // namespace pcr
//........................................................................
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