xref: /trunk/main/odk/examples/DevelopersGuide/GUI/ImageControlSample.java (revision 34dd1e25)

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 * Licensed to the Apache Software Foundation (ASF) under one
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 * 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
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import com.sun.star.awt.PushButtonType;
import com.sun.star.awt.XDialog;
import com.sun.star.beans.PropertyValue;
import com.sun.star.beans.XMultiPropertySet;
import com.sun.star.beans.XPropertySet;
import com.sun.star.graphic.XGraphic;
import com.sun.star.graphic.XGraphicProvider;
import com.sun.star.lang.XMultiComponentFactory;
import com.sun.star.ucb.XFileIdentifierConverter;
import com.sun.star.uno.UnoRuntime;
import com.sun.star.uno.XComponentContext;


public class ImageControlSample extends UnoDialogSample{
    /**
     * Creates a new instance of ImageControlSample
     */
    public ImageControlSample(XComponentContext _xContext, XMultiComponentFactory _xMCF){
        super(_xContext, _xMCF);
        super.createDialog(_xMCF);
    }

    // to start this script pass a parameter denoting the system path to a graphic to be displayed
    public static void main(String args[]) {
        ImageControlSample oImageControlSample = null;
        try {
            if (args.length == 0) {
                System.out.println("Please pass a parameter denoting the system path to your graphic!");
                return;
            }
            XComponentContext xContext = com.sun.star.comp.helper.Bootstrap.bootstrap();
            if(xContext != null ){
                System.out.println("Connected to a running office ...");
            }
            XMultiComponentFactory xMCF = xContext.getServiceManager();
            oImageControlSample = new ImageControlSample(xContext, xMCF);
            oImageControlSample.initialize( new String[] {"Height", "Moveable", "Name","PositionX","PositionY", "Step", "TabIndex","Title","Width"},
                    new Object[] { new Integer(100), Boolean.TRUE, "MyTestDialog", new Integer(102),new Integer(41), new Integer(0), new Short((short) 0), "OpenOffice", new Integer(230)});
            Object oFTHeaderModel = oImageControlSample.m_xMSFDialogModel.createInstance("com.sun.star.awt.UnoControlFixedTextModel");
            XMultiPropertySet xFTHeaderModelMPSet = (XMultiPropertySet) UnoRuntime.queryInterface(XMultiPropertySet.class, oFTHeaderModel);
            xFTHeaderModelMPSet.setPropertyValues(
                    new String[] {"Height", "Label", "MultiLine", "Name", "PositionX", "PositionY", "Width"},
                    new Object[] { new Integer(16), "This code-sample demonstrates how to create an ImageControlSample within a dialog", Boolean.TRUE, "HeaderLabel", new Integer(6), new Integer(6), new Integer(210)});
            // add the model to the NameContainer of the dialog model
            oImageControlSample.m_xDlgModelNameContainer.insertByName("Headerlabel", oFTHeaderModel);
            XPropertySet xICModelPropertySet = oImageControlSample.insertImageControl(xMCF, 68, 30, 32, 90);
            oImageControlSample.insertButton(oImageControlSample, 90, 75, 50, "~Close dialog", (short) PushButtonType.OK_value);
            oImageControlSample.createWindowPeer();
            // note: due to issue i76718 ("Setting graphic at a controlmodel required dialog peer") the graphic of the image control
            // may not be set before the peer of the dialog has been created.
            XGraphic xGraphic = oImageControlSample.getGraphic(oImageControlSample.m_xMCF, args[0]);
            xICModelPropertySet.setPropertyValue("Graphic", xGraphic);
            oImageControlSample.xDialog = (XDialog) UnoRuntime.queryInterface(XDialog.class, oImageControlSample.m_xDialogControl);
            oImageControlSample.executeDialog();
        }catch( Exception e ) {
            System.err.println( e + e.getMessage());
            e.printStackTrace();
        } finally{
            //make sure always to dispose the component and free the memory!
            if (oImageControlSample != null){
                if (oImageControlSample.m_xComponent != null){
                    oImageControlSample.m_xComponent.dispose();
                }
            }
        }
        System.exit( 0 );
    }


    public XPropertySet insertImageControl(XMultiComponentFactory _xMCF, int _nPosX, int _nPosY, int _nHeight, int _nWidth){
        XPropertySet xICModelPropertySet = null;
        try{
            // create a unique name by means of an own implementation...
            String sName = createUniqueName(m_xDlgModelNameContainer, "ImageControl");
            // convert the system path to the image to a FileUrl

            // create a controlmodel at the multiservicefactory of the dialog model...
            Object oICModel = m_xMSFDialogModel.createInstance("com.sun.star.awt.UnoControlImageControlModel");
            XMultiPropertySet xICModelMPSet = (XMultiPropertySet) UnoRuntime.queryInterface(XMultiPropertySet.class, oICModel);
            xICModelPropertySet =(XPropertySet) UnoRuntime.queryInterface(XPropertySet.class, oICModel);
            // Set the properties at the model - keep in mind to pass the property names in alphabetical order!
            // The image is not scaled
            xICModelMPSet.setPropertyValues(
                    new String[] {"Border", "Height", "Name", "PositionX", "PositionY", "ScaleImage", "Width"},
                    new Object[] { new Short((short) 1), new Integer(_nHeight), sName, new Integer(_nPosX), new Integer(_nPosY), Boolean.FALSE, new Integer(_nWidth)});

            // The controlmodel is not really available until inserted to the Dialog container
            m_xDlgModelNameContainer.insertByName(sName, oICModel);
        }catch (com.sun.star.uno.Exception ex){
            /* perform individual exception handling here.
             * Possible exception types are:
             * com.sun.star.lang.IllegalArgumentException,
             * com.sun.star.lang.WrappedTargetException,
             * com.sun.star.container.ElementExistException,
             * com.sun.star.beans.PropertyVetoException,
             * com.sun.star.beans.UnknownPropertyException,
             * com.sun.star.uno.Exception
             */
            ex.printStackTrace(System.out);
        }
        return xICModelPropertySet;
    }


// creates a UNO graphic object that can be used to be assigned
// to the property "Graphic" of a controlmodel
    public XGraphic getGraphic(XMultiComponentFactory _xMCF, String _sImageSystemPath){
        XGraphic xGraphic = null;
        try{
            java.io.File oFile = new java.io.File(_sImageSystemPath);
            Object oFCProvider = _xMCF.createInstanceWithContext("com.sun.star.ucb.FileContentProvider", this.m_xContext);
            XFileIdentifierConverter xFileIdentifierConverter = (XFileIdentifierConverter) UnoRuntime.queryInterface(XFileIdentifierConverter.class, oFCProvider);
            String sImageUrl = xFileIdentifierConverter.getFileURLFromSystemPath(_sImageSystemPath, oFile.getAbsolutePath());

            // create a GraphicProvider at the global service manager...
            Object oGraphicProvider = m_xMCF.createInstanceWithContext("com.sun.star.graphic.GraphicProvider", m_xContext);
            XGraphicProvider xGraphicProvider = (XGraphicProvider) UnoRuntime.queryInterface(XGraphicProvider.class, oGraphicProvider);
            // create the graphic object
            PropertyValue[] aPropertyValues = new PropertyValue[1];
            PropertyValue aPropertyValue = new PropertyValue();
            aPropertyValue.Name = "URL";
            aPropertyValue.Value = sImageUrl;
            aPropertyValues[0] = aPropertyValue;
            xGraphic = xGraphicProvider.queryGraphic(aPropertyValues);
            return xGraphic;
        }catch (com.sun.star.uno.Exception ex){
            throw new java.lang.RuntimeException("cannot happen...");
        }}
}