xref: /aoo41x/main/vcl/test/dndtest.cxx (revision 9f62ea84)

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 * Licensed to the Apache Software Foundation (ASF) under one
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 * 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
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 *   http://www.apache.org/licenses/LICENSE-2.0
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 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
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// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_vcl.hxx"
#include <vcl/event.hxx>
#include <vcl/svapp.hxx>
#include <vcl/wrkwin.hxx>
#include <vcl/msgbox.hxx>
#include <vcl/lstbox.hxx>
#include <comphelper/processfactory.hxx>
#include <cppuhelper/servicefactory.hxx>
#include <cppuhelper/implbase1.hxx>
#include <cppuhelper/implbase3.hxx>
#include <com/sun/star/lang/XComponent.hpp>
#include <com/sun/star/datatransfer/XTransferable.hpp>
#include <com/sun/star/datatransfer/clipboard/XClipboard.hpp>
#include <com/sun/star/datatransfer/dnd/XDropTarget.hpp>
#include <com/sun/star/datatransfer/dnd/XDragSourceListener.hpp>
#include <com/sun/star/datatransfer/dnd/XDropTargetListener.hpp>
#include <com/sun/star/datatransfer/dnd/XDragGestureRecognizer.hpp>
#include <com/sun/star/datatransfer/dnd/XDragGestureListener.hpp>
#include <vos/process.hxx>

#include <stdio.h>

using namespace ::rtl;
using namespace ::vos;
using namespace ::com::sun::star::io;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::lang;
using namespace ::com::sun::star::datatransfer;
using namespace ::com::sun::star::datatransfer::clipboard;
using namespace ::com::sun::star::datatransfer::dnd;

// -----------------------------------------------------------------------

class MyApp : public Application
{
public:
	void		Main();
};

MyApp aMyApp;

// -----------------------------------------------------------------------

class MyWin : public WorkWindow
{
public:
				MyWin( Window* pParent, WinBits nWinStyle );

	void		MouseMove( const MouseEvent& rMEvt );
	void		MouseButtonDown( const MouseEvent& rMEvt );
	void		MouseButtonUp( const MouseEvent& rMEvt );
	void		KeyInput( const KeyEvent& rKEvt );
	void		KeyUp( const KeyEvent& rKEvt );
	void		Paint( const Rectangle& rRect );
	void		Resize();
};

// -----------------------------------------------------------------------

class MyDragAndDropListener: public ::cppu::WeakImplHelper3 < XDropTargetListener, XDragGestureListener, XDragSourceListener >
{
	Window * m_pWindow;

public:

	MyDragAndDropListener( Window * pWindow ) : m_pWindow( pWindow ) {};

	virtual void SAL_CALL dragGestureRecognized( const DragGestureEvent& dge ) throw(RuntimeException);
	virtual void SAL_CALL drop( const DropTargetDropEvent& dtde ) throw(RuntimeException);
	virtual void SAL_CALL dragEnter( const DropTargetDragEnterEvent& dtde ) throw(RuntimeException);
	virtual void SAL_CALL dragExit( const DropTargetEvent& dte ) throw(RuntimeException);
	virtual void SAL_CALL dragOver( const DropTargetDragEvent& dtde ) throw(RuntimeException);
	virtual void SAL_CALL dropActionChanged( const DropTargetDragEvent& dtde ) throw(RuntimeException);
    virtual void SAL_CALL dragDropEnd( const DragSourceDropEvent& dsde ) throw(RuntimeException);
    virtual void SAL_CALL dragEnter( const DragSourceDragEvent& dsdee ) throw(RuntimeException);
    virtual void SAL_CALL dragExit( const DragSourceEvent& dse ) throw(RuntimeException);
    virtual void SAL_CALL dragOver( const DragSourceDragEvent& dsde ) throw(RuntimeException);
    virtual void SAL_CALL dropActionChanged( const DragSourceDragEvent& dsde ) throw(RuntimeException);
	virtual void SAL_CALL disposing( const EventObject& eo ) throw(RuntimeException);
};

// -----------------------------------------------------------------------

class MyInfoBox : public InfoBox
{

public:

	MyInfoBox( Window* pParent );
};

// -----------------------------------------------------------------------

class MyListBox : public ListBox
{

public:

	MyListBox( Window* pParent );
};

// -----------------------------------------------------------------------

class StringTransferable : public ::cppu::WeakImplHelper1< XTransferable >
{
	const OUString         m_aData;
	Sequence< DataFlavor > m_aFlavorList;

public:
	StringTransferable( const OUString& rString ) : m_aData( rString ), m_aFlavorList( 1 )
	{
		DataFlavor df;

		df.MimeType = OUString::createFromAscii( "text/plain;charset=utf-16" );
		df.DataType = getCppuType( static_cast < OUString * > ( 0 ) );

	 	m_aFlavorList[0] = df;
	};

	virtual Any SAL_CALL getTransferData( const DataFlavor& aFlavor ) throw(UnsupportedFlavorException, IOException, RuntimeException);
    virtual Sequence< DataFlavor > SAL_CALL getTransferDataFlavors(  ) throw(RuntimeException);
	virtual sal_Bool SAL_CALL isDataFlavorSupported( const DataFlavor& aFlavor ) throw(RuntimeException);
};


// -----------------------------------------------------------------------

void MyApp::Main()
{
	OUString aRegistry;
	OStartupInfo aInfo;

	for( sal_Int32 n = 0, nmax = aInfo.getCommandArgCount(); n < nmax; n++ )
	{
		OUString aArg;

		aInfo.getCommandArg( n, aArg );

		if( aArg.compareTo( OUString::createFromAscii( "-r" ), 2 ) == 0 )
		{
			if ( n + 1 < nmax )
				aInfo.getCommandArg( ++n, aRegistry );
		}
	}

	Reference< XMultiServiceFactory > xServiceManager;

	if( aRegistry.getLength() )
	{
		xServiceManager = ::cppu::createRegistryServiceFactory( aRegistry, sal_True );

		if( xServiceManager.is() )
		{
			::comphelper::setProcessServiceFactory( xServiceManager );
		}

		if( ! xServiceManager.is() )
			printf( "No servicemanager available.\n" );
		else
			printf( "Ok\n" );

	}
	else
		fprintf( stderr, "Usage: %s -r full-path-to-applicat.rdb\n", "dnddemo" );


	MyWin aMainWin( NULL, WB_APP | WB_STDWORK );
	aMainWin.SetText( XubString( RTL_CONSTASCII_USTRINGPARAM( "Drag And Drop - Workbench" ) ) );
	aMainWin.Show();

	// test the clipboard code
	Reference< XClipboard > xClipboard = aMainWin.GetClipboard();
	if( xClipboard.is() )
	{
		printf( "System clipboard available.\n" );
		xClipboard->getContents();
	}
	else
		fprintf( stderr, "System clipboard not available.\n" );

	MyInfoBox aInfoBox( &aMainWin );
	aInfoBox.Execute();

	MyListBox aListBox( &aMainWin );
	aListBox.SetPosSizePixel( 10, 10, 100, 100 );
	aListBox.InsertEntry( OUString::createFromAscii( "TestItem" ));
	aListBox.Show();

	Execute();

	Reference< XComponent > xComponent( xServiceManager, UNO_QUERY );
	if( xComponent.is() )
		xComponent->dispose();

}

// -----------------------------------------------------------------------

MyWin::MyWin( Window* pParent, WinBits nWinStyle ) :
	WorkWindow( pParent, nWinStyle )
{
	Reference< XDropTargetListener > xListener = new MyDragAndDropListener( this );

	Reference< XDropTarget > xDropTarget = GetDropTarget();
	if( xDropTarget.is() )
	{
		xDropTarget->addDropTargetListener( xListener );
		xDropTarget->setActive( sal_True );
	}

	Reference< XDragGestureRecognizer > xRecognizer = GetDragGestureRecognizer();
	if( xRecognizer.is() )
		xRecognizer->addDragGestureListener( Reference< XDragGestureListener > ( xListener, UNO_QUERY ) );
}

// -----------------------------------------------------------------------

void MyWin::MouseMove( const MouseEvent& rMEvt )
{
	WorkWindow::MouseMove( rMEvt );
}

// -----------------------------------------------------------------------

void MyWin::MouseButtonDown( const MouseEvent& rMEvt )
{
	WorkWindow::MouseButtonDown( rMEvt );
}

// -----------------------------------------------------------------------

void MyWin::MouseButtonUp( const MouseEvent& rMEvt )
{
	WorkWindow::MouseButtonUp( rMEvt );
}

// -----------------------------------------------------------------------

void MyWin::KeyInput( const KeyEvent& rKEvt )
{
	WorkWindow::KeyInput( rKEvt );
}

// -----------------------------------------------------------------------

void MyWin::KeyUp( const KeyEvent& rKEvt )
{
	WorkWindow::KeyUp( rKEvt );
}

// -----------------------------------------------------------------------

void MyWin::Paint( const Rectangle& rRect )
{
	WorkWindow::Paint( rRect );
}

// -----------------------------------------------------------------------

void MyWin::Resize()
{
	WorkWindow::Resize();
}

// -----------------------------------------------------------------------

void SAL_CALL MyDragAndDropListener::dragGestureRecognized( const DragGestureEvent& dge ) throw(RuntimeException)
{
	printf( "XDragGestureListener::dragGestureRecognized called ( Window: %p, %"SAL_PRIdINT32", %"SAL_PRIdINT32" ).\n", m_pWindow, dge.DragOriginX, dge.DragOriginY );

	Reference< XDragSource > xDragSource( dge.DragSource, UNO_QUERY );
	xDragSource->startDrag( dge, -1, 0, 0, new StringTransferable( OUString::createFromAscii( "TestString" ) ), this );
	printf( "XDragSource::startDrag returned.\n" );
}

// -----------------------------------------------------------------------

void SAL_CALL MyDragAndDropListener::drop( const DropTargetDropEvent& dtde ) throw(RuntimeException)
{
	printf( "XDropTargetListener::drop called ( Window: %p, %"SAL_PRIdINT32", %"SAL_PRIdINT32" ).\n", m_pWindow, dtde.LocationX, dtde.LocationY );

	dtde.Context->dropComplete( sal_True );
}

// -----------------------------------------------------------------------

void SAL_CALL MyDragAndDropListener::dragEnter( const DropTargetDragEnterEvent& dtdee ) throw(RuntimeException)
{
	printf( "XDropTargetListener::dragEnter called ( Window: %p, %"SAL_PRIdINT32", %"SAL_PRIdINT32" ).\n", m_pWindow, dtdee.LocationX, dtdee.LocationY );
	dtdee.Context->acceptDrag( dtdee.DropAction );
}

// -----------------------------------------------------------------------

void SAL_CALL MyDragAndDropListener::dragExit( const DropTargetEvent& ) throw(RuntimeException)
{
	printf( "XDropTargetListener::dragExit called ( Window: %p ).\n", m_pWindow );
}

// -----------------------------------------------------------------------

void SAL_CALL MyDragAndDropListener::dragOver( const DropTargetDragEvent& dtde ) throw(RuntimeException)
{
	printf( "XDropTargetListener::dragOver called ( Window: %p, %"SAL_PRIdINT32", %"SAL_PRIdINT32" ).\n", m_pWindow, dtde.LocationX, dtde.LocationY );
	dtde.Context->acceptDrag( dtde.DropAction );
}

// -----------------------------------------------------------------------

void SAL_CALL MyDragAndDropListener::dropActionChanged( const DropTargetDragEvent& dtde ) throw(RuntimeException)
{
	printf( "XDropTargetListener::dropActionChanged called ( Window: %p, %"SAL_PRIdINT32", %"SAL_PRIdINT32" ).\n", m_pWindow, dtde.LocationX, dtde.LocationY );
	dtde.Context->acceptDrag( dtde.DropAction );
}

// -----------------------------------------------------------------------

void SAL_CALL MyDragAndDropListener::dragDropEnd( const DragSourceDropEvent& dsde ) throw(RuntimeException)
{
	printf( "XDragSourceListener::dropDropEnd called ( Window: %p, %s ).\n", m_pWindow, dsde.DropSuccess ? "sucess" : "failed" );
}

// -----------------------------------------------------------------------

void SAL_CALL MyDragAndDropListener::dragEnter( const DragSourceDragEvent& ) throw(RuntimeException)
{
	printf( "XDragSourceListener::dragEnter called ( Window: %p ).\n", m_pWindow );
}

// -----------------------------------------------------------------------

void SAL_CALL MyDragAndDropListener::dragExit( const DragSourceEvent& ) throw(RuntimeException)
{
	printf( "XDragSourceListener::dragExit called ( Window: %p ).\n", m_pWindow );
}

// -----------------------------------------------------------------------

void SAL_CALL MyDragAndDropListener::dragOver( const DragSourceDragEvent& ) throw(RuntimeException)
{
	printf( "XDragSourceListener::dragOver called ( Window: %p ).\n", m_pWindow );
}

// -----------------------------------------------------------------------

void SAL_CALL MyDragAndDropListener::dropActionChanged( const DragSourceDragEvent& ) throw(RuntimeException)
{
	printf( "XDragSourceListener::dropActionChanged called ( Window: %p ).\n", m_pWindow );
}

// -----------------------------------------------------------------------

void SAL_CALL MyDragAndDropListener::disposing( const EventObject& ) throw(RuntimeException)
{
	printf( "XEventListener::disposing called ( Window: %p ).\n", m_pWindow );
}

// -----------------------------------------------------------------------

MyInfoBox::MyInfoBox( Window* pParent ) : InfoBox( pParent,
	OUString::createFromAscii( "dragging over this box should result in another window id in the drag log." ) )
{
	Reference< XDropTargetListener > xListener = new MyDragAndDropListener( this );

	Reference< XDropTarget > xDropTarget = GetDropTarget();
	if( xDropTarget.is() )
	{
		xDropTarget->addDropTargetListener( xListener );
		xDropTarget->setActive( sal_True );
	}

	Reference< XDragGestureRecognizer > xRecognizer = GetDragGestureRecognizer();
	if( xRecognizer.is() )
		xRecognizer->addDragGestureListener( Reference< XDragGestureListener > ( xListener, UNO_QUERY ) );
};

// -----------------------------------------------------------------------

MyListBox::MyListBox( Window* pParent ) : ListBox( pParent )
{
	Reference< XDropTargetListener > xListener = new MyDragAndDropListener( this );

	Reference< XDropTarget > xDropTarget = GetDropTarget();
	if( xDropTarget.is() )
	{
		xDropTarget->addDropTargetListener( xListener );
		xDropTarget->setActive( sal_True );
	}

	Reference< XDragGestureRecognizer > xRecognizer = GetDragGestureRecognizer();
	if( xRecognizer.is() )
		xRecognizer->addDragGestureListener( Reference< XDragGestureListener > ( xListener, UNO_QUERY ) );
};

// -----------------------------------------------------------------------

Any SAL_CALL StringTransferable::getTransferData( const DataFlavor& )
	throw(UnsupportedFlavorException, IOException, RuntimeException)
{
	return makeAny( m_aData );
}

// -----------------------------------------------------------------------

Sequence< DataFlavor > SAL_CALL StringTransferable::getTransferDataFlavors(  )
	throw(RuntimeException)
{
	return m_aFlavorList;
}

// -----------------------------------------------------------------------

sal_Bool SAL_CALL StringTransferable::isDataFlavorSupported( const DataFlavor& )
	throw(RuntimeException)
{
	return sal_True;
}