1 /*************************************************************************
3 * $RCSfile: SelectionChangeListener.java,v $
7 * last change: $Author: rt $ $Date: 2007-11-06 15:07:48 $
9 * The Contents of this file are made available subject to the terms of
12 * Copyright (c) 2003 by Sun Microsystems, Inc.
13 * All rights reserved.
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16 * modification, are permitted provided that the following conditions
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19 * notice, this list of conditions and the following disclaimer.
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23 * 3. Neither the name of Sun Microsystems, Inc. nor the names of its
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27 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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37 * USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
39 *************************************************************************/
41 import com
.sun
.star
.awt
.XMessageBox
;
42 import com
.sun
.star
.awt
.XWindowPeer
;
43 import com
.sun
.star
.frame
.XDesktop
;
44 import com
.sun
.star
.uno
.UnoRuntime
;
45 import com
.sun
.star
.lang
.*;
46 import com
.sun
.star
.frame
.XModel
;
47 import com
.sun
.star
.frame
.XController
;
49 // application specific classes
50 import com
.sun
.star
.chart
.*;
51 import com
.sun
.star
.uno
.XComponentContext
;
52 import com
.sun
.star
.uno
.XInterface
;
54 import com
.sun
.star
.view
.XSelectionChangeListener
;
55 import com
.sun
.star
.view
.XSelectionSupplier
;
57 import com
.sun
.star
.table
.CellRangeAddress
;
58 import com
.sun
.star
.table
.XCellRange
;
59 import com
.sun
.star
.sheet
.XCellRangeAddressable
;
61 import com
.sun
.star
.awt
.Point
;
62 import com
.sun
.star
.awt
.Rectangle
;
63 import com
.sun
.star
.awt
.Size
;
64 import com
.sun
.star
.awt
.XMessageBoxFactory
;
65 import com
.sun
.star
.awt
.XWindow
;
67 // __________ Implementation __________
69 /** Create a spreadsheet add some data.
70 * Create a presentation and add a chart.
71 * Connect the chart to a calc range via a listener
73 * Note: This example does not work in StarOffice 6.0. It will be available
74 * in the StarOffice Accessibility release.
76 * @author Björn Milcke
78 public class SelectionChangeListener
implements XSelectionChangeListener
{
79 public static void main( String args
[] ) {
80 SelectionChangeListener aMySelf
= new SelectionChangeListener( args
);
85 public SelectionChangeListener( String args
[] ) {
86 Helper aHelper
= new Helper( args
);
88 maContext
= aHelper
.getComponentContext();
90 CalcHelper aCalcHelper
= new CalcHelper( aHelper
.createSpreadsheetDocument() );
92 // insert a cell range with 4 columns and 12 rows filled with random numbers
93 XCellRange aRange
= aCalcHelper
.insertRandomRange( 4, 12 );
94 CellRangeAddress aRangeAddress
= ((XCellRangeAddressable
) UnoRuntime
.queryInterface(
95 XCellRangeAddressable
.class, aRange
)).getRangeAddress();
97 // change view to sheet containing the chart
98 aCalcHelper
.raiseChartSheet();
100 // the unit for measures is 1/100th of a millimeter
101 // position at (1cm, 1cm)
102 Point aPos
= new Point( 1000, 1000 );
104 // size of the chart is 15cm x 9.271cm
105 Size aExtent
= new Size( 15000, 9271 );
107 // insert a new chart into the "Chart" sheet of the
108 // spreadsheet document
109 maChartDocument
= aCalcHelper
.insertChart(
114 "com.sun.star.chart.XYDiagram" );
117 // ____________________
120 boolean bTrying
= true;
123 // start listening for selection changes
124 XSelectionSupplier aSelSupp
= (XSelectionSupplier
) UnoRuntime
.queryInterface(
125 XSelectionSupplier
.class,
126 (((XModel
) UnoRuntime
.queryInterface(
127 XModel
.class, maChartDocument
)).getCurrentController()) );
128 if( aSelSupp
!= null ) {
129 aSelSupp
.addSelectionChangeListener( this );
130 System
.out
.println( "Successfully attached as selection change listener" );
134 // start listening for death of Controller
135 XComponent aComp
= (XComponent
) UnoRuntime
.queryInterface( XComponent
.class, aSelSupp
);
136 if( aComp
!= null ) {
137 aComp
.addEventListener( this );
138 System
.out
.println( "Successfully attached as dispose listener" );
142 Thread
.currentThread().sleep( 500 );
143 } catch( InterruptedException ex
) {
148 // ____________________
150 // XEventListener (base of XSelectionChangeListener)
151 public void disposing( EventObject aSourceObj
) {
152 System
.out
.println( "disposing called. detaching as listener" );
154 // stop listening for selection changes
155 XSelectionSupplier aCtrl
= (XSelectionSupplier
) UnoRuntime
.queryInterface(
156 XSelectionSupplier
.class, aSourceObj
);
158 aCtrl
.removeSelectionChangeListener( this );
160 // remove as dispose listener
161 XComponent aComp
= (XComponent
) UnoRuntime
.queryInterface( XComponent
.class, aSourceObj
);
163 aComp
.removeEventListener( this );
169 // ____________________
171 // XSelectionChangeListener
172 public void selectionChanged( EventObject aEvent
) {
173 XController aCtrl
= (XController
) UnoRuntime
.queryInterface( XController
.class, aEvent
.Source
);
174 if( aCtrl
!= null ) {
175 XMultiComponentFactory mMCF
= maContext
.getServiceManager();
177 MyMessageBox aMsgBox
= new MyMessageBox(mMCF
);
181 System
.out
.println("Listener finished");
185 // __________ private __________
187 private class MyMessageBox
extends Thread
{
188 private XMultiComponentFactory mMCF
;
190 public MyMessageBox(XMultiComponentFactory xMCF
){
195 XDesktop aDesktop
= null;
196 XInterface aToolKit
= null;
199 } catch (InterruptedException ex
) {
200 ex
.printStackTrace();
203 Object oDesktop
= mMCF
.createInstanceWithContext("com.sun.star.frame.Desktop", maContext
);
204 Object oToolKit
= mMCF
.createInstanceWithContext("com.sun.star.awt.Toolkit", maContext
);
206 aDesktop
= (XDesktop
) UnoRuntime
.queryInterface(XDesktop
.class, oDesktop
);
207 aToolKit
= (XInterface
) UnoRuntime
.queryInterface(XInterface
.class, oToolKit
);
208 } catch (Exception ex
) {
209 ex
.printStackTrace();
212 XWindow xWin
= aDesktop
.getCurrentFrame().getContainerWindow();
213 XWindowPeer aWinPeer
= (XWindowPeer
) UnoRuntime
.queryInterface(XWindowPeer
.class, xWin
);
215 Rectangle aRect
= new Rectangle();
216 int button
= com
.sun
.star
.awt
.MessageBoxButtons
.BUTTONS_OK
;
217 XMessageBoxFactory aMBF
= (XMessageBoxFactory
) UnoRuntime
.queryInterface(XMessageBoxFactory
.class, aToolKit
);
218 XMessageBox xMB
= aMBF
.createMessageBox(aWinPeer
, aRect
, "infobox" , button
, "Event-Notify", "Listener was called, selcetion has changed");
223 private XChartDocument maChartDocument
;
224 private XComponentContext maContext
;