diff options
author | Oliver Braun <obr@openoffice.org> | 2001-02-05 08:45:05 +0000 |
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committer | Oliver Braun <obr@openoffice.org> | 2001-02-05 08:45:05 +0000 |
commit | 80c0a0e30796b14dd2c9eedeecefb148b474fe36 (patch) | |
tree | 25f3818cb882e1d79a2bffefca61739b081ca2a1 /vcl/source/window/dndlcon.cxx | |
parent | 348a6b33e47ca8c8c625121bcc1ca579e2b797de (diff) |
new drag and drop api
Diffstat (limited to 'vcl/source/window/dndlcon.cxx')
-rw-r--r-- | vcl/source/window/dndlcon.cxx | 448 |
1 files changed, 448 insertions, 0 deletions
diff --git a/vcl/source/window/dndlcon.cxx b/vcl/source/window/dndlcon.cxx new file mode 100644 index 000000000000..21ea6fe80eb3 --- /dev/null +++ b/vcl/source/window/dndlcon.cxx @@ -0,0 +1,448 @@ +/************************************************************************* + * + * $RCSfile: dndlcon.cxx,v $ + * + * $Revision: 1.1 $ + * + * last change: $Author: obr $ $Date: 2001-02-05 09:45:05 $ + * + * 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): _______________________________________ + * + * + ************************************************************************/ + +#include<dndlcon.hxx> + +using namespace ::cppu; +using namespace ::com::sun::star::awt; +using namespace ::com::sun::star::uno; +using namespace ::com::sun::star::datatransfer; +using namespace ::com::sun::star::datatransfer::dnd; + +//================================================================================================== +// +//================================================================================================== + +DNDListenerContainer::DNDListenerContainer() : m_aMutex(), + WeakComponentImplHelper2< XDragGestureRecognizer, XDropTarget >(m_aMutex) +{ + m_bActive = sal_False; + +// FIXME: set drop target default actions. +// m_nDefaultActions = ; +} + +//================================================================================================== +// +//================================================================================================== + +DNDListenerContainer::~DNDListenerContainer() +{ +} + +//================================================================================================== +// DNDListenerContainer::addDragGestureListener +//================================================================================================== + +void SAL_CALL DNDListenerContainer::addDragGestureListener( const Reference< XDragGestureListener >& dgl ) + throw(RuntimeException) +{ + rBHelper.addListener( getCppuType( ( const Reference< XDragGestureListener > * ) 0 ), dgl ); +} + +//================================================================================================== +// DNDListenerContainer::removeDragGestureListener +//================================================================================================== + +void SAL_CALL DNDListenerContainer::removeDragGestureListener( const Reference< XDragGestureListener >& dgl ) + throw(RuntimeException) +{ + rBHelper.removeListener( getCppuType( ( const Reference< XDragGestureListener > * ) 0 ), dgl ); +} + +//================================================================================================== +// DNDListenerContainer::resetRecognizer +//================================================================================================== + +void SAL_CALL DNDListenerContainer::resetRecognizer( ) + throw(RuntimeException) +{ +} + +//================================================================================================== +// DNDListenerContainer::addDropTargetListener +//================================================================================================== + +void SAL_CALL DNDListenerContainer::addDropTargetListener( const Reference< XDropTargetListener >& dtl ) + throw(RuntimeException) +{ + rBHelper.addListener( getCppuType( ( const Reference< XDropTargetListener > * ) 0 ), dtl ); +} + +//================================================================================================== +// DNDListenerContainer::removeDropTargetListener +//================================================================================================== + +void SAL_CALL DNDListenerContainer::removeDropTargetListener( const Reference< XDropTargetListener >& dtl ) + throw(RuntimeException) +{ + rBHelper.removeListener( getCppuType( ( const Reference< XDropTargetListener > * ) 0 ), dtl ); +} + +//================================================================================================== +// DNDListenerContainer::isActive +//================================================================================================== + +sal_Bool SAL_CALL DNDListenerContainer::isActive( ) + throw(RuntimeException) +{ + return m_bActive; +} + +//================================================================================================== +// DNDListenerContainer::setActive +//================================================================================================== + +void SAL_CALL DNDListenerContainer::setActive( sal_Bool active ) + throw(RuntimeException) +{ + m_bActive = active; +} + +//================================================================================================== +// DNDListenerContainer::getDefaultActions +//================================================================================================== + +sal_Int8 SAL_CALL DNDListenerContainer::getDefaultActions( ) + throw(RuntimeException) +{ + return m_nDefaultActions; +} + +//================================================================================================== +// DNDListenerContainer::setDefaultActions +//================================================================================================== + +void SAL_CALL DNDListenerContainer::setDefaultActions( sal_Int8 actions ) + throw(RuntimeException) +{ + m_nDefaultActions = actions; +} + +//================================================================================================== +// DNDListenerContainer::fireDropEvent +//================================================================================================== + +sal_uInt32 DNDListenerContainer::fireDropEvent( const Reference< XDropTargetDropContext >& context, + const sal_Int8 dropAction, const Point& location, const sal_Int8 sourceActions, + const Reference< XTransferable >& transferable ) +{ + sal_uInt32 nRet = 0; + + // fire DropTargetDropEvent on all XDropTargetListeners + OInterfaceContainerHelper *pContainer = rBHelper.getContainer( getCppuType( ( Reference < XDropTargetListener > * ) 0) ); + + if( pContainer ) + { + // do not construct the event before you are sure at least one listener is registered + DropTargetDropEvent aEvent( static_cast < XDropTarget * > (this), 0, context, dropAction, location, sourceActions, transferable ); + OInterfaceIteratorHelper aIterator( *pContainer ); + + while (aIterator.hasMoreElements()) + { + // FIXME: this can be simplified as soon as the Iterator has a remove method + Reference< XInterface > xElement( aIterator.next() ); + + try + { + // this may result in a runtime exception + Reference < XDropTargetListener > xListener( xElement, UNO_QUERY ); + + if( xListener.is() ) + { + xListener->drop( aEvent ); + nRet++; + } + } + + catch( RuntimeException exc ) + { + pContainer->removeInterface( xElement ); + } + } + } + + return nRet; +} + +//================================================================================================== +// DNDListenerContainer::fireDragExitEvent +//================================================================================================== + +sal_uInt32 DNDListenerContainer::fireDragExitEvent() +{ + sal_uInt32 nRet = 0; + + // fire DropTargetDropEvent on all XDropTargetListeners + OInterfaceContainerHelper *pContainer = rBHelper.getContainer( getCppuType( ( Reference < XDropTargetListener > * ) 0) ); + + if( pContainer ) + { + // do not construct the event before you are sure at least one listener is registered + DropTargetEvent aEvent( static_cast < XDropTarget * > (this), 0 ); + OInterfaceIteratorHelper aIterator( *pContainer ); + + while (aIterator.hasMoreElements()) + { + // FIXME: this can be simplified as soon as the Iterator has a remove method + Reference< XInterface > xElement( aIterator.next() ); + + try + { + // this may result in a runtime exception + Reference < XDropTargetListener > xListener( xElement, UNO_QUERY ); + + if( xListener.is() ) + { + xListener->dragExit( aEvent ); + nRet++; + } + } + + catch( RuntimeException exc ) + { + pContainer->removeInterface( xElement ); + } + } + } + + return nRet; +} + +//================================================================================================== +// DNDListenerContainer::fireDragOverEvent +//================================================================================================== + +sal_uInt32 DNDListenerContainer::fireDragOverEvent( const Reference< XDropTargetDragContext >& context, + const sal_Int8 dropAction, const Point& location, const sal_Int8 sourceActions ) +{ + sal_uInt32 nRet = 0; + + // fire DropTargetDropEvent on all XDropTargetListeners + OInterfaceContainerHelper *pContainer = rBHelper.getContainer( getCppuType( ( Reference < XDropTargetListener > * ) 0) ); + + if( pContainer ) + { + // do not construct the event before you are sure at least one listener is registered + DropTargetDragEvent aEvent( static_cast < XDropTarget * > (this), 0, context, dropAction, location, sourceActions ); + OInterfaceIteratorHelper aIterator( *pContainer ); + + while (aIterator.hasMoreElements()) + { + // FIXME: this can be simplified as soon as the Iterator has a remove method + Reference< XInterface > xElement( aIterator.next() ); + + try + { + // this may result in a runtime exception + Reference < XDropTargetListener > xListener( xElement, UNO_QUERY ); + + if( xListener.is() ) + { + xListener->dragOver( aEvent ); + nRet++; + } + } + + catch( RuntimeException exc ) + { + pContainer->removeInterface( xElement ); + } + } + } + + return nRet; +} + +//================================================================================================== +// DNDListenerContainer::fireDragEnterEvent +//================================================================================================== + +sal_uInt32 DNDListenerContainer::fireDragEnterEvent( const Reference< XDropTargetDragContext >& context, + const sal_Int8 dropAction, const Point& location, const sal_Int8 sourceActions ) +{ + sal_uInt32 nRet = 0; + + // fire DropTargetDropEvent on all XDropTargetListeners + OInterfaceContainerHelper *pContainer = rBHelper.getContainer( getCppuType( ( Reference < XDropTargetListener > * ) 0) ); + + if( pContainer ) + { + // do not construct the event before you are sure at least one listener is registered + DropTargetDragEvent aEvent( static_cast < XDropTarget * > (this), 0, context, dropAction, location, sourceActions ); + OInterfaceIteratorHelper aIterator( *pContainer ); + + while (aIterator.hasMoreElements()) + { + // FIXME: this can be simplified as soon as the Iterator has a remove method + Reference< XInterface > xElement( aIterator.next() ); + + try + { + // this may result in a runtime exception + Reference < XDropTargetListener > xListener( xElement, UNO_QUERY ); + + if( xListener.is() ) + { + xListener->dragEnter( aEvent ); + nRet++; + } + } + + catch( RuntimeException exc ) + { + pContainer->removeInterface( xElement ); + } + } + } + + return nRet; +} + +//================================================================================================== +// DNDListenerContainer::fireDropActionChangedEvent +//================================================================================================== + +sal_uInt32 DNDListenerContainer::fireDropActionChangedEvent( const Reference< XDropTargetDragContext >& context, + const sal_Int8 dropAction, const Point& location, const sal_Int8 sourceActions ) +{ + sal_uInt32 nRet = 0; + + // fire DropTargetDropEvent on all XDropTargetListeners + OInterfaceContainerHelper *pContainer = rBHelper.getContainer( getCppuType( ( Reference < XDropTargetListener > * ) 0) ); + + if( pContainer ) + { + // do not construct the event before you are sure at least one listener is registered + DropTargetDragEvent aEvent( static_cast < XDropTarget * > (this), 0, context, dropAction, location, sourceActions ); + OInterfaceIteratorHelper aIterator( *pContainer ); + + while (aIterator.hasMoreElements()) + { + // FIXME: this can be simplified as soon as the Iterator has a remove method + Reference< XInterface > xElement( aIterator.next() ); + + try + { + // this may result in a runtime exception + Reference < XDropTargetListener > xListener( xElement, UNO_QUERY ); + + if( xListener.is() ) + { + xListener->dropActionChanged( aEvent ); + nRet++; + } + } + + catch( RuntimeException exc ) + { + pContainer->removeInterface( xElement ); + } + } + } + + return nRet; +} + +//================================================================================================== +// DNDListenerContainer::fireDragGestureEvent +//================================================================================================== + +sal_uInt32 DNDListenerContainer::fireDragGestureEvent( const sal_Int8 dragAction, const Point& dragOrigin, + const Reference< XDragSource >& dragSource, const Any& triggerEvent ) +{ + sal_uInt32 nRet = 0; + + // fire DropTargetDropEvent on all XDropTargetListeners + OInterfaceContainerHelper *pContainer = rBHelper.getContainer( getCppuType( ( Reference < XDragGestureListener > * ) 0) ); + + if( pContainer ) + { + // do not construct the event before you are sure at least one listener is registered + DragGestureEvent aEvent( static_cast < XDragGestureRecognizer * > (this), dragAction, dragOrigin, dragSource, triggerEvent ); + OInterfaceIteratorHelper aIterator( *pContainer ); + + while( aIterator.hasMoreElements() ) + { + // FIXME: this can be simplified as soon as the Iterator has a remove method + Reference< XInterface > xElement( aIterator.next() ); + + try + { + // this may result in a runtime exception + Reference < XDragGestureListener > xListener( xElement, UNO_QUERY ); + + if( xListener.is() ) + { + xListener->dragGestureRecognized( aEvent ); + nRet++; + } + } + + catch( RuntimeException exc ) + { + pContainer->removeInterface( xElement ); + } + } + } + + return nRet; +} |