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TestDND.javaAPI DocExample2571Tue Dec 12 18:59:34 GMT 2000None

TestDND

public class TestDND extends Object
The tester class for the DNDList. This class creates the lists, positions them in a frame, populates the list with the default data.
version
1.0

Fields Summary
Constructors Summary
public TestDND()
constructor creates the frame, the lists in it and sets the data in the lists

   
    JFrame f = new JFrame("Drag and Drop Lists");
    
    DNDList sourceList = new DNDList();
    
    // add data to the source List
    DefaultListModel sourceModel = new DefaultListModel();
    
    sourceModel.addElement( "Source Item1");
    sourceModel.addElement( "Source Item2");
    sourceModel.addElement( "Source Item3");
    sourceModel.addElement( "Source Item4");
    
    // gets the panel with the List and a heading for the List
    JPanel sourcePanel = getListPanel(sourceList, "SourceList", sourceModel); 
    
    DNDList targetList = new DNDList();
    
    // add data to the target List 
    DefaultListModel targetModel = new DefaultListModel();
    
    targetModel.addElement( "Target Item1");
    targetModel.addElement( "Target Item2");
    targetModel.addElement( "Target Item3");
    targetModel.addElement( "Target Item4");
    
    JPanel targetPanel = getListPanel(targetList, "TargetList", targetModel); 
    JPanel mainPanel = new JPanel();
	mainPanel.setLayout(new BoxLayout(mainPanel, BoxLayout.X_AXIS));
    mainPanel.add( sourcePanel );
    mainPanel.add( targetPanel );
    
    f.getContentPane().add( mainPanel );
    f.setSize (300, 300);
    f.addWindowListener (new WindowAdapter() {
      public void windowClosing(WindowEvent e) {
        System.exit(0);
      }
    });
    f.setVisible (true);
Methods Summary
private javax.swing.JPanelgetListPanel(DNDList list, java.lang.String labelName, javax.swing.DefaultListModel listModel)
a convenience method used for positioning of the ListBox and the Label.

param
list - the special DND List
param
labelName - the heading for the list
param
listModel - model for the list

  
        JPanel listPanel = new JPanel();
        JScrollPane scrollPane = new JScrollPane(list);
        
        list.setModel(listModel);   
        JLabel nameListName = new JLabel(labelName );
        
        listPanel.setLayout( new BorderLayout());
        listPanel.add(nameListName, BorderLayout.NORTH);
        listPanel.add( scrollPane, BorderLayout.CENTER);
       
        return listPanel;
public static voidmain(java.lang.String[] args)

    TestDND testDND = new TestDND();