Listing the Properties of a StyleVision Document
The listing below shows the properties of a StyleVision document (schemas, parameters, etc) can be loaded as nodes in a tree.
001 //access StyleVision Java-COM bridge
002 import com.altova.automation.StyleVision.*;
003
004 // access AWT/Swing components
005 import java.awt.*;
006 import javax.swing.*;
007 import javax.swing.tree.*;
008
009 /**
010 * A simple example of a tree control loading the structure from a StyleVision Document object.
011 * The class receives a Document object, loads its nodes in a JTree, and prepares
012 * for modal activation.
013 *
014 * Feel free to modify and extend this sample.
015 *
016 * @author Altova GmbH
017 */
018 class StyleVisionDialog extends JDialog
019 {
020 /**
021 * The tree control
022 */
023 private JTree myTree;
024
025 /**
026 * Root node of the tree control
027 */
028 private DefaultMutableTreeNode top ;
029
030 /**
031 * Constructor that prepares the modal dialog containing the filled tree control
032 * @param xml The data to be displayed in the tree
033 * @param parent Parent frame
034 */
035 public StyleVisionDialog( Document doc, Frame parent )
036 {
037 // Construct the modal dialog
038 super( parent, "Data tree", true );
039 // Arrange controls in the dialog
040 top = new DefaultMutableTreeNode("root");
041 myTree = new JTree(top);
042 setContentPane( new JScrollPane( myTree ) );
043 // Build up the tree; expand all nodes, hide root node
044 fillTree( top, doc );
045 for(int i = 0 ; i < myTree.getRowCount() ; ++i )
046 myTree.expandRow( i );
047 myTree.setRootVisible( false );
048 }
049
050 /**
051 * Loads the nodes of an XML element under a given tree node
052 * @param node Target tree node
053 * @param doc Source XML element
054 */
055 private void fillTree( DefaultMutableTreeNode node, Document doc)
056 {
057 try
058 {
059 DefaultMutableTreeNode titleNode = new DefaultMutableTreeNode( "SchemaSources" ) ;
060 for (SchemaSource schema : doc.getSchemaSources())
061 {
062 String nodeText = "\$" + schema.getName() ;
063 if ( schema.getIsMainSchemaSource() )
064 nodeText += " (main)";
065 DefaultMutableTreeNode newNode = new DefaultMutableTreeNode(nodeText ) ;
066 node.add( titleNode ) ;
067 titleNode.add( newNode );
068 String attribute = schema.getSchemaFileName() ;
069 if ( attribute.length() > 0 )
070 {
071 DefaultMutableTreeNode subNode = new DefaultMutableTreeNode( "SchemaFile" ) ;
072 subNode.add( new DefaultMutableTreeNode( attribute ) );
073 newNode.add( subNode );
074 }
075 attribute = schema.getWorkingXMLFileName() ;
076 if ( attribute.length() > 0 )
077 {
078 DefaultMutableTreeNode subNode = new DefaultMutableTreeNode( "Working XML" ) ;
079 subNode.add( new DefaultMutableTreeNode( attribute ) );
080 newNode.add( subNode );
081 }
082 attribute = schema.getTemplateFileName() ;
083 if ( attribute.length() > 0 )
084 {
085 DefaultMutableTreeNode subNode = new DefaultMutableTreeNode( "Template" ) ;
086 subNode.add( new DefaultMutableTreeNode( attribute ) );
087 newNode.add( subNode );
088 }
089 }
090
091 titleNode = new DefaultMutableTreeNode( "Parameters" ) ;
092 for (Parameter param : doc.getParameters())
093 {
094 DefaultMutableTreeNode newNode = new DefaultMutableTreeNode( "\$" + param.getName() );
095 node.add( titleNode ) ;
096 titleNode.add( newNode );
097 DefaultMutableTreeNode subNode = new DefaultMutableTreeNode( "Value" ) ;
098 subNode.add( new DefaultMutableTreeNode( param.getValue() ) );
099 newNode.add( subNode );
100 }
101 }
102 catch (Exception e)
103 {
104 e.printStackTrace();
105 }
106 }
107
108 }