/************************************************************** * * 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. * *************************************************************/ import com.sun.star.awt.XMessageBox; import com.sun.star.awt.XWindowPeer; import com.sun.star.frame.XDesktop; import com.sun.star.uno.UnoRuntime; import com.sun.star.lang.*; import com.sun.star.frame.XModel; import com.sun.star.frame.XController; // application specific classes import com.sun.star.chart.*; import com.sun.star.uno.XComponentContext; import com.sun.star.uno.XInterface; import com.sun.star.view.XSelectionChangeListener; import com.sun.star.view.XSelectionSupplier; import com.sun.star.table.CellRangeAddress; import com.sun.star.table.XCellRange; import com.sun.star.sheet.XCellRangeAddressable; import com.sun.star.awt.Point; import com.sun.star.awt.Rectangle; import com.sun.star.awt.Size; import com.sun.star.awt.XMessageBoxFactory; import com.sun.star.awt.MessageBoxType; import com.sun.star.awt.XWindow; // __________ Implementation __________ /** Create a spreadsheet add some data. * Create a presentation and add a chart. * Connect the chart to a calc range via a listener * * Note: This example does not work in StarOffice 6.0. It will be available * in the StarOffice Accessibility release. * * @author Björn Milcke */ public class SelectionChangeListener implements XSelectionChangeListener { public static void main( String args[] ) { SelectionChangeListener aMySelf = new SelectionChangeListener( args ); aMySelf.run(); } public SelectionChangeListener( String args[] ) { Helper aHelper = new Helper( args ); maContext = aHelper.getComponentContext(); CalcHelper aCalcHelper = new CalcHelper( aHelper.createSpreadsheetDocument() ); // insert a cell range with 4 columns and 12 rows filled with random numbers XCellRange aRange = aCalcHelper.insertRandomRange( 4, 12 ); CellRangeAddress aRangeAddress = ((XCellRangeAddressable) UnoRuntime.queryInterface( XCellRangeAddressable.class, aRange)).getRangeAddress(); // change view to sheet containing the chart aCalcHelper.raiseChartSheet(); // the unit for measures is 1/100th of a millimeter // position at (1cm, 1cm) Point aPos = new Point( 1000, 1000 ); // size of the chart is 15cm x 9.271cm Size aExtent = new Size( 15000, 9271 ); // insert a new chart into the "Chart" sheet of the // spreadsheet document maChartDocument = aCalcHelper.insertChart( "SampleChart", aRangeAddress, aPos, aExtent, "com.sun.star.chart.XYDiagram" ); } // ____________________ public void run() { boolean bTrying = true; while( bTrying ) { // start listening for selection changes XSelectionSupplier aSelSupp = (XSelectionSupplier) UnoRuntime.queryInterface( XSelectionSupplier.class, (((XModel) UnoRuntime.queryInterface( XModel.class, maChartDocument )).getCurrentController()) ); if( aSelSupp != null ) { aSelSupp.addSelectionChangeListener( this ); System.out.println( "Successfully attached as selection change listener" ); bTrying = false; } // start listening for death of Controller XComponent aComp = (XComponent) UnoRuntime.queryInterface( XComponent.class, aSelSupp ); if( aComp != null ) { aComp.addEventListener( this ); System.out.println( "Successfully attached as dispose listener" ); } try { Thread.currentThread().sleep( 500 ); } catch( InterruptedException ex ) { } } } // ____________________ // XEventListener (base of XSelectionChangeListener) public void disposing( EventObject aSourceObj ) { System.out.println( "disposing called. detaching as listener" ); // stop listening for selection changes XSelectionSupplier aCtrl = (XSelectionSupplier) UnoRuntime.queryInterface( XSelectionSupplier.class, aSourceObj ); if( aCtrl != null ) aCtrl.removeSelectionChangeListener( this ); // remove as dispose listener XComponent aComp = (XComponent) UnoRuntime.queryInterface( XComponent.class, aSourceObj ); if( aComp != null ) aComp.removeEventListener( this ); // bail out System.exit( 0 ); } // ____________________ // XSelectionChangeListener public void selectionChanged( EventObject aEvent ) { XController aCtrl = (XController) UnoRuntime.queryInterface( XController.class, aEvent.Source ); if( aCtrl != null ) { XMultiComponentFactory mMCF = maContext.getServiceManager(); MyMessageBox aMsgBox = new MyMessageBox(mMCF); aMsgBox.start(); System.out.println("Listener finished"); } } // __________ private __________ private class MyMessageBox extends Thread{ private XMultiComponentFactory mMCF; public MyMessageBox(XMultiComponentFactory xMCF){ mMCF = xMCF; } public void run() { XDesktop aDesktop = null; XInterface aToolKit = null; try { Thread.sleep(1000); } catch (InterruptedException ex) { ex.printStackTrace(); } try { Object oDesktop = mMCF.createInstanceWithContext("com.sun.star.frame.Desktop", maContext); Object oToolKit = mMCF.createInstanceWithContext("com.sun.star.awt.Toolkit", maContext); aDesktop = (XDesktop) UnoRuntime.queryInterface(XDesktop.class, oDesktop); aToolKit = (XInterface) UnoRuntime.queryInterface(XInterface.class, oToolKit); } catch (Exception ex) { ex.printStackTrace(); } XWindow xWin = aDesktop.getCurrentFrame().getContainerWindow(); XWindowPeer aWinPeer = (XWindowPeer) UnoRuntime.queryInterface(XWindowPeer.class, xWin); int button = com.sun.star.awt.MessageBoxButtons.BUTTONS_OK; XMessageBoxFactory aMBF = (XMessageBoxFactory) UnoRuntime.queryInterface(XMessageBoxFactory.class, aToolKit); XMessageBox xMB = aMBF.createMessageBox(aWinPeer, MessageBoxType.INFOBOX, button, "Event-Notify", "Listener was called, selcetion has changed"); xMB.execute(); } } private XChartDocument maChartDocument; private XComponentContext maContext; }