| /************************************************************** |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * 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 |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| *************************************************************/ |
| |
| |
| // 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 ) ); |
| } |
| } |
| }; |
| |