diff options
Diffstat (limited to 'odk/examples/DevelopersGuide/Charts/ListenAtCalcRangeInDraw.java')
| -rw-r--r-- | odk/examples/DevelopersGuide/Charts/ListenAtCalcRangeInDraw.java | 193 |
1 files changed, 193 insertions, 0 deletions
diff --git a/odk/examples/DevelopersGuide/Charts/ListenAtCalcRangeInDraw.java b/odk/examples/DevelopersGuide/Charts/ListenAtCalcRangeInDraw.java new file mode 100644 index 000000000..76808b4ae --- /dev/null +++ b/odk/examples/DevelopersGuide/Charts/ListenAtCalcRangeInDraw.java @@ -0,0 +1,193 @@ +/* -*- Mode: Java; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/************************************************************************* + * + * 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. + * + *************************************************************************/ + +// __________ Imports __________ + +import com.sun.star.uno.UnoRuntime; +import com.sun.star.lang.*; + +// property access +import com.sun.star.beans.*; + +// application specific classes +import com.sun.star.chart.*; +import com.sun.star.table.XCellRange; +import com.sun.star.sheet.XSpreadsheetDocument; + +import com.sun.star.frame.XModel; +// base graphics things +import com.sun.star.awt.Point; +import com.sun.star.awt.Size; +// Exceptions +import com.sun.star.uno.Exception; + + +// __________ Implementation __________ + +/** Create a spreadsheet add some data. + Create a presentation and add a chart. + Connect the chart to a calc range via a listener + */ +public class ListenAtCalcRangeInDraw implements XChartDataChangeEventListener +{ + public static void main( String args[] ) + { + ListenAtCalcRangeInDraw aMySelf = new ListenAtCalcRangeInDraw( args ); + + aMySelf.run(); + } + + public ListenAtCalcRangeInDraw( String args[] ) + { + Helper aHelper = new Helper( args ); + + maSheetDoc = aHelper.createSpreadsheetDocument(); + XModel aDrawDoc = aHelper.createDrawingDocument(); + CalcHelper aCalcHelper = new CalcHelper( maSheetDoc ); + ChartHelper aChartHelper = new ChartHelper( aDrawDoc ); + + XCellRange aRange = aCalcHelper.insertFormulaRange( 3, 30 ); + + // 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 = aChartHelper.insertOLEChartInDraw( + aPos, + aExtent, + "com.sun.star.chart.XYDiagram" ); + + // attach the data coming from the cell range to the chart + maChartData = UnoRuntime.queryInterface( XChartData.class, aRange ); + maChartDocument.attachData( maChartData ); + } + + + + public void run() + { + try + { + UnoRuntime.queryInterface( + XPropertySet.class, maChartDocument ).setPropertyValue( + "HasSubTitle", Boolean.TRUE); + + // start listening for death of spreadsheet + UnoRuntime.queryInterface( + XComponent.class, maSheetDoc ).addEventListener( this ); + + // start listening for death of chart + UnoRuntime.queryInterface( + XComponent.class, maChartDocument ).addEventListener( this ); + + //start listening for change of data + maChartData.addChartDataChangeEventListener( this ); + } + catch( Exception ex ) + { + System.out.println( "Oops: " + ex ); + } + + // call listener + ChartDataChangeEvent aEvent = new ChartDataChangeEvent(); + aEvent.Type = ChartDataChangeType.ALL; + chartDataChanged( aEvent ); + } + + + + // XEventListener (base of XChartDataChangeEventListener) + public void disposing( EventObject aSourceObj ) + { + if( UnoRuntime.queryInterface( XChartDocument.class, aSourceObj.Source ) != null ) + System.out.println( "Disconnecting Listener because Chart was shut down" ); + + if( UnoRuntime.queryInterface( XSpreadsheetDocument.class, aSourceObj.Source ) != null ) + System.out.println( "Disconnecting Listener because Spreadsheet was shut down" ); + + // remove data change listener + maChartData.removeChartDataChangeEventListener( this ); + + // remove dispose listeners + UnoRuntime.queryInterface( + XComponent.class, maSheetDoc ).removeEventListener( this ); + UnoRuntime.queryInterface( + XComponent.class, maChartDocument ).removeEventListener( this ); + + System.exit( 0 ); + } + + + + // XChartDataChangeEventListener + public void chartDataChanged( ChartDataChangeEvent aEvent ) + { + // update subtitle + String aTitle = "Last Update: " + new java.util.Date(); + + try + { + XPropertySet aDocProp = UnoRuntime.queryInterface( + XPropertySet.class, maChartDocument ); + aDocProp.setPropertyValue( "HasMainTitle", Boolean.TRUE); + + UnoRuntime.queryInterface( + XPropertySet.class, maChartDocument.getSubTitle()).setPropertyValue( + "String", aTitle ); + + maChartDocument.attachData( maChartData ); + } + catch( Exception ex ) + { + System.out.println( "Oops: " + ex ); + } + + System.out.println( "Data has changed" ); + } + + + // __________ private __________ + + private final XSpreadsheetDocument maSheetDoc; + private final XChartDocument maChartDocument; + private final XChartData maChartData; +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |