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/*************************************************************************
*
* The Contents of this file are made available subject to the terms of
* the BSD license.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of Sun Microsystems, Inc. nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
* TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
* USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*************************************************************************/
// java base stuff
import com.sun.star.awt.ActionEvent;
import com.sun.star.awt.XActionListener;
import com.sun.star.awt.XButton;
import com.sun.star.beans.XPropertySet;
import com.sun.star.form.runtime.FormOperations;
import com.sun.star.form.runtime.XFeatureInvalidation;
import com.sun.star.form.runtime.XFormOperations;
import com.sun.star.lang.EventObject;
import com.sun.star.uno.UnoRuntime;
import com.sun.star.uno.XComponentContext;
import java.util.Vector;
/**************************************************************************/
/** a helper class for operating the buttons
*/
public class ButtonOperator implements XActionListener, XFeatureInvalidation
{
private XComponentContext m_componentContext;
private DocumentHelper m_aDocument;
private XPropertySet m_form;
private XFormOperations m_formOperations;
private Vector m_aButtons;
/* ------------------------------------------------------------------ */
/** ctor
*/
public ButtonOperator( XComponentContext xCtx, DocumentHelper aDocument, XPropertySet _form )
{
m_componentContext = xCtx;
m_aDocument = aDocument;
m_form = _form;
m_aButtons = new Vector();
}
/* ------------------------------------------------------------------ */
private short getAssociatedFormFeature( XPropertySet _buttonModel )
{
short formFeature = -1;
try
{
formFeature = Short.valueOf( (String)_buttonModel.getPropertyValue( "Tag" ) );
}
catch( com.sun.star.uno.Exception e )
{
}
return formFeature;
}
/* ------------------------------------------------------------------ */
/** get's the button which we operate and which is responsible for a given URL
*/
private XPropertySet getButton( short _formFeature )
{
for ( int i=0; i < m_aButtons.size(); ++i )
{
XPropertySet button = (XPropertySet)m_aButtons.elementAt( i );
if ( _formFeature == getAssociatedFormFeature( button ) )
return button;
}
return null;
}
/* ------------------------------------------------------------------ */
/** announces a button which the operator should be responsible for
*/
private int getButtonIndex( XPropertySet xButton )
{
int nPos = -1;
for ( int i=0; ( i < m_aButtons.size() ) && ( -1 == nPos ); ++i )
{
if ( xButton.equals( m_aButtons.elementAt( i ) ) )
nPos = i;
}
return nPos;
}
/* ------------------------------------------------------------------ */
/** announces a button which the operator should be responsible for
*/
public void addButton( XPropertySet _buttonModel, short _formFeature ) throws java.lang.Exception
{
// the current view to the document
DocumentViewHelper aCurrentView = m_aDocument.getCurrentView();
// add a listener so we get noticed if the user presses the button
XButton xButtonControl = (XButton)UnoRuntime.queryInterface( XButton.class,
aCurrentView.getFormControl( _buttonModel ) );
xButtonControl.addActionListener( this );
_buttonModel.setPropertyValue( "Tag", String.valueOf( _formFeature ) );
// remember the button
m_aButtons.add( _buttonModel );
}
/* ------------------------------------------------------------------ */
public void revokeButton( XPropertySet xButtonModel )
{
int nPos = getButtonIndex( xButtonModel );
if ( -1 < nPos )
{
m_aButtons.remove( nPos );
}
}
/* ==================================================================
= XActionListener
================================================================== */
/* ------------------------------------------------------------------ */
/* called when a button has been pressed
*/
public void actionPerformed( ActionEvent aEvent ) throws com.sun.star.uno.RuntimeException
{
// get the model's name
XPropertySet buttonModel = (XPropertySet)FLTools.getModel( aEvent.Source, XPropertySet.class );
try
{
short formFeature = getAssociatedFormFeature( buttonModel );
if ( formFeature != -1 )
m_formOperations.execute( formFeature );
}
catch( final com.sun.star.uno.Exception e )
{
}
}
/* ------------------------------------------------------------------ */
/* (to be) called when the form layer has been switched to alive mode
* @todo
* register as listener somewhere ...
*/
public void onFormsAlive()
{
try
{
m_formOperations = FormOperations.createWithFormController(
m_componentContext, m_aDocument.getCurrentView().getFormController( m_form ) );
m_formOperations.setFeatureInvalidation( this );
invalidateAllFeatures();
}
catch( final com.sun.star.uno.Exception e )
{
}
}
/* ==================================================================
= XEventListener
================================================================== */
public void disposing( EventObject aEvent )
{
// not interested in
}
/* ==================================================================
= XFeatureInvalidation
================================================================== */
private void updateButtonState( XPropertySet _buttonModel, short _formFeature )
{
try
{
_buttonModel.setPropertyValue( "Enabled", m_formOperations.isEnabled( _formFeature ) );
}
catch( com.sun.star.uno.Exception e )
{
}
}
public void invalidateFeatures( short[] _features ) throws com.sun.star.uno.RuntimeException
{
for ( int i=0; i<_features.length; ++i )
{
XPropertySet buttonModel = getButton( _features[i] );
if ( buttonModel != null )
updateButtonState( buttonModel, _features[i] );
}
}
public void invalidateAllFeatures() throws com.sun.star.uno.RuntimeException
{
for ( int i=0; i < m_aButtons.size(); ++i )
{
XPropertySet buttonModel = (XPropertySet)m_aButtons.elementAt( i );
updateButtonState( buttonModel, getAssociatedFormFeature( buttonModel ) );
}
}
};
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