package gui;
/*
* @(#)TreeTableModelAdapter.java 1.2 98/10/27
*
* Copyright 1997, 1998 Sun Microsystems, Inc. All Rights Reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* - 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.
*
* - Neither the name of Sun Microsystems 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.
*/
import javax.swing.JTree;
import javax.swing.SwingUtilities;
import javax.swing.event.TreeExpansionEvent;
import javax.swing.event.TreeExpansionListener;
import javax.swing.event.TreeModelEvent;
import javax.swing.event.TreeModelListener;
import javax.swing.event.TreeSelectionEvent;
import javax.swing.event.TreeSelectionListener;
import javax.swing.table.AbstractTableModel;
import javax.swing.tree.TreePath;
import observables.RecordHolderObservable;
import observables.RecordHolderObservableInterface;
import seiboth.observers.IndexedObserver;
import skyproc.MajorRecord;
import edit.MajorRecordHolder;
import edit.MajorRecordHolderLeaf;
/**
* 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 implements RecordHolderObservableInterface
{
/**
*
*/
private static final long serialVersionUID = 8468621070010901439L;
private JTree tree;
private TreeTableModel treeTableModel;
private RecordHolderObservable obs;
public TreeTableModelAdapter(TreeTableModel treeTableModel, JTree jTree) {
obs = new RecordHolderObservable();
tree = jTree;
this.setTreeTableModel(treeTableModel);
tree.setRootVisible(false);
showRootHandles();
tree.setCellRenderer(new CustomTreeCellRenderer());
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();
}
});
}
public void showRootHandles() {
tree.setShowsRootHandles(true);
}
public void addRecordSelectedListener() {
tree.addTreeSelectionListener(new TreeSelectionListener() {
public void valueChanged(TreeSelectionEvent e) {
MajorRecordHolderLeaf node = null;
if(tree.getLastSelectedPathComponent() instanceof MajorRecordHolderLeaf) {
node = (MajorRecordHolderLeaf)
tree.getLastSelectedPathComponent();
}
/* if nothing is selected */
if (node == null) return;
obs.autoUpdate(0, new MajorRecordHolder((node.getHeldObject())));
}
});
}
public JTree getTree() {
return tree;
}
// Wrappers, implementing TableModel interface.
public int getColumnCount() {
return getTreeTableModel().getColumnCount();
}
public String getColumnName(int column) {
return getTreeTableModel().getColumnName(column);
}
@SuppressWarnings({ "unchecked", "rawtypes" })
public Class getColumnClass(int column) {
return getTreeTableModel().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 getTreeTableModel().getValueAt(nodeForRow(row), column);
}
public boolean isCellEditable(int row, int column) {
return getTreeTableModel().isCellEditable(nodeForRow(row), column);
}
public void setValueAt(Object value, int row, int column) {
getTreeTableModel().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();
}
});
}
@Override
public void addObserver(IndexedObserver observer) {
obs.addObserver(observer);
}
public TreeTableModel getTreeTableModel() {
return treeTableModel;
}
public void setTreeTableModel(TreeTableModel treeTableModel) {
this.treeTableModel = treeTableModel;
}
}