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* OpenOffice.org - a multi-platform office productivity suite
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* $RCSfile: AppletExecutionContext.java,v $
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package org.mozilla.javascript.tools.debugger;
import javax.swing.JTree;
import javax.swing.SwingUtilities;
import javax.swing.table.AbstractTableModel;
import javax.swing.tree.TreePath;
import javax.swing.event.TreeExpansionEvent;
import javax.swing.event.TreeExpansionListener;
import javax.swing.event.TreeModelEvent;
import javax.swing.event.TreeModelListener;
/**
* This is a wrapper class takes a TreeTableModel and implements
* the table model interface. The implementation is trivial, with
* all of the event dispatching support provided by the superclass:
* the AbstractTableModel.
*
* @version 1.2 10/27/98
*
* @author Philip Milne
* @author Scott Violet
*/
public class TreeTableModelAdapter extends AbstractTableModel
{
JTree tree;
TreeTableModel treeTableModel;
public TreeTableModelAdapter(TreeTableModel treeTableModel, JTree tree) {
this.tree = tree;
this.treeTableModel = treeTableModel;
tree.addTreeExpansionListener(new TreeExpansionListener() {
// Don't use fireTableRowsInserted() here; the selection model
// would get updated twice.
public void treeExpanded(TreeExpansionEvent event) {
fireTableDataChanged();
}
public void treeCollapsed(TreeExpansionEvent event) {
fireTableDataChanged();
}
});
// Install a TreeModelListener that can update the table when
// tree changes. We use delayedFireTableDataChanged as we can
// not be guaranteed the tree will have finished processing
// the event before us.
treeTableModel.addTreeModelListener(new TreeModelListener() {
public void treeNodesChanged(TreeModelEvent e) {
delayedFireTableDataChanged();
}
public void treeNodesInserted(TreeModelEvent e) {
delayedFireTableDataChanged();
}
public void treeNodesRemoved(TreeModelEvent e) {
delayedFireTableDataChanged();
}
public void treeStructureChanged(TreeModelEvent e) {
delayedFireTableDataChanged();
}
});
}
// Wrappers, implementing TableModel interface.
public int getColumnCount() {
return treeTableModel.getColumnCount();
}
public String getColumnName(int column) {
return treeTableModel.getColumnName(column);
}
public Class getColumnClass(int column) {
return treeTableModel.getColumnClass(column);
}
public int getRowCount() {
return tree.getRowCount();
}
protected Object nodeForRow(int row) {
TreePath treePath = tree.getPathForRow(row);
return treePath.getLastPathComponent();
}
public Object getValueAt(int row, int column) {
return treeTableModel.getValueAt(nodeForRow(row), column);
}
public boolean isCellEditable(int row, int column) {
return treeTableModel.isCellEditable(nodeForRow(row), column);
}
public void setValueAt(Object value, int row, int column) {
treeTableModel.setValueAt(value, nodeForRow(row), column);
}
/**
* Invokes fireTableDataChanged after all the pending events have been
* processed. SwingUtilities.invokeLater is used to handle this.
*/
protected void delayedFireTableDataChanged() {
SwingUtilities.invokeLater(new Runnable() {
public void run() {
fireTableDataChanged();
}
});
}
}