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// **********************************************************************
//
// Copyright (c) 2003-2014 ZeroC, Inc. All rights reserved.
//
// This copy of Ice is licensed to you under the terms described in the
// ICE_LICENSE file included in this distribution.
//
// **********************************************************************
package IceGridGUI.Application;
import javax.swing.JOptionPane;
import javax.swing.JScrollPane;
import javax.swing.JTextArea;
import javax.swing.JTextField;
import com.jgoodies.forms.builder.DefaultFormBuilder;
import com.jgoodies.forms.layout.CellConstraints;
import IceGrid.*;
import IceGridGUI.*;
class NodeEditor extends Editor
{
@Override
protected void buildPropertiesPanel()
{
super.buildPropertiesPanel();
_propertiesPanel.setName("Node Properties");
}
@Override
protected boolean applyUpdate(boolean refresh)
{
Root root = _target.getRoot();
root.disableSelectionListener();
try
{
if(_target.isEphemeral())
{
Nodes nodes = (Nodes)_target.getParent();
writeDescriptor();
NodeDescriptor descriptor = (NodeDescriptor)_target.getDescriptor();
_target.destroy(); // just removes the child
try
{
nodes.tryAdd(_name.getText().trim(), descriptor);
}
catch(UpdateFailedException e)
{
//
// Add back ephemeral child
//
try
{
nodes.insertChild(_target, true);
}
catch(UpdateFailedException die)
{
assert false;
}
root.setSelectedNode(_target);
JOptionPane.showMessageDialog(
root.getCoordinator().getMainFrame(),
e.toString(),
"Apply failed",
JOptionPane.ERROR_MESSAGE);
return false;
}
//
// Success
//
_target = nodes.findChildWithDescriptor(descriptor);
root.updated();
if(refresh)
{
root.setSelectedNode(_target);
}
}
else if(isSimpleUpdate())
{
writeDescriptor();
root.updated();
((Node)_target).getEditable().markModified();
}
else
{
//
// Save to be able to rollback
//
NodeDescriptor savedDescriptor = ((Node)_target).saveDescriptor();
writeDescriptor();
//
// Rebuild node; don't need the backup
// since it's just one node
//
java.util.List<Editable> editables = new java.util.LinkedList<Editable>();
try
{
((Node)_target).rebuild(editables);
}
catch(UpdateFailedException e)
{
((Node)_target).restoreDescriptor(savedDescriptor);
JOptionPane.showMessageDialog(
root.getCoordinator().getMainFrame(),
e.toString(),
"Apply failed",
JOptionPane.ERROR_MESSAGE);
return false;
}
for(Editable p : editables)
{
p.markModified();
}
((Node)_target).getEditable().markModified();
root.updated();
}
if(refresh)
{
root.getCoordinator().getCurrentTab().showNode(_target);
}
_applyButton.setEnabled(false);
_discardButton.setEnabled(false);
return true;
}
finally
{
root.enableSelectionListener();
}
}
@Override
Utils.Resolver getDetailResolver()
{
if(_target.getCoordinator().substitute())
{
return _target.getResolver();
}
else
{
return null;
}
}
NodeEditor()
{
_name.getDocument().addDocumentListener(_updateListener);
_name.setToolTipText("Must match the IceGrid.Node.Name property of the desired icegridnode process");
_description.getDocument().addDocumentListener(_updateListener);
_description.setToolTipText("An optional description for this node");
//
// Variables
//
_variables = new SimpleMapField(this, false, "Name", "Value");
_loadFactor.getDocument().addDocumentListener(_updateListener);
_loadFactor.setToolTipText("<html>A floating point value.<br>"
+ "When not specified, IceGrid uses 1.0 divided by the<br>"
+ "<i>number of threads</i> on all platforms except Windows;<br>"
+ "on Windows, IceGrid uses 1.0.<html>");
}
@Override
protected void appendProperties(DefaultFormBuilder builder)
{
builder.append("Name");
builder.append(_name, 3);
builder.nextLine();
builder.append("Description");
builder.nextLine();
builder.append("");
builder.nextRow(-2);
CellConstraints cc = new CellConstraints();
JScrollPane scrollPane = new JScrollPane(_description);
builder.add(scrollPane, cc.xywh(builder.getColumn(), builder.getRow(), 3, 3));
builder.nextRow(2);
builder.nextLine();
builder.append("Variables");
builder.nextLine();
builder.append("");
builder.nextLine();
builder.append("");
builder.nextLine();
builder.append("");
builder.nextRow(-6);
scrollPane = new JScrollPane(_variables);
builder.add(scrollPane, cc.xywh(builder.getColumn(), builder.getRow(), 3, 7));
builder.nextRow(6);
builder.nextLine();
builder.append("Load Factor");
builder.append(_loadFactor, 3);
builder.nextLine();
}
boolean isSimpleUpdate()
{
NodeDescriptor descriptor = (NodeDescriptor)_target.getDescriptor();
return (_variables.get().equals(descriptor.variables));
}
void writeDescriptor()
{
NodeDescriptor descriptor = (NodeDescriptor)_target.getDescriptor();
descriptor.description = _description.getText();
descriptor.variables = _variables.get();
descriptor.loadFactor = _loadFactor.getText().trim();
}
@Override
protected boolean validate()
{
return check(new String[]{"Name", _name.getText().trim()});
}
void show(Node node)
{
detectUpdates(false);
_target = node;
Utils.Resolver resolver = getDetailResolver();
boolean isEditable = (resolver == null);
_name.setText(_target.getId());
_name.setEditable(_target.isEphemeral());
NodeDescriptor descriptor = (NodeDescriptor)_target.getDescriptor();
_description.setText(Utils.substitute(descriptor.description, resolver));
_description.setEditable(isEditable);
_description.setOpaque(isEditable);
_variables.set(descriptor.variables, resolver, isEditable);
_loadFactor.setText(Utils.substitute(descriptor.loadFactor, resolver));
_loadFactor.setEditable(isEditable);
_applyButton.setEnabled(node.isEphemeral());
_discardButton.setEnabled(node.isEphemeral());
detectUpdates(true);
if(node.isEphemeral())
{
updated();
}
}
private JTextField _name = new JTextField(20);
private JTextArea _description = new JTextArea(3, 20);
private SimpleMapField _variables;
private JTextField _loadFactor = new JTextField(20);
}
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