/*
* This file is part of WebLookAndFeel library.
*
* WebLookAndFeel library is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* WebLookAndFeel library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with WebLookAndFeel library. If not, see <http://www.gnu.org/licenses/>.
*/
package com.alee.managers.settings.processors;
import com.alee.laf.tree.TreeState;
import com.alee.laf.tree.UniqueNode;
import com.alee.laf.tree.WebTree;
import com.alee.managers.settings.SettingsProcessor;
import com.alee.managers.settings.SettingsProcessorData;
import javax.swing.event.TreeExpansionEvent;
import javax.swing.event.TreeExpansionListener;
import javax.swing.event.TreeSelectionEvent;
import javax.swing.event.TreeSelectionListener;
/**
* Custom SettingsProcessor for WebTree component.
*
* @author Mikle Garin
* @see <a href="https://github.com/mgarin/weblaf/wiki/How-to-use-SettingsManager">How to use SettingsManager</a>
* @see com.alee.managers.settings.SettingsManager
* @see com.alee.managers.settings.SettingsProcessor
*/
public class WebTreeSettingsProcessor extends SettingsProcessor<WebTree<? extends UniqueNode>, TreeState>
implements TreeSelectionListener, TreeExpansionListener
{
/**
* Constructs SettingsProcessor using the specified SettingsProcessorData.
*
* @param data SettingsProcessorData
*/
public WebTreeSettingsProcessor ( final SettingsProcessorData data )
{
super ( data );
}
/**
* {@inheritDoc}
*/
@Override
protected void doInit ( final WebTree<? extends UniqueNode> component )
{
component.addTreeSelectionListener ( this );
component.addTreeExpansionListener ( this );
}
/**
* {@inheritDoc}
*/
@Override
protected void doDestroy ( final WebTree<? extends UniqueNode> component )
{
component.removeTreeExpansionListener ( this );
component.removeTreeSelectionListener ( this );
}
/**
* {@inheritDoc}
*/
@Override
public void treeExpanded ( final TreeExpansionEvent event )
{
save ();
}
/**
* {@inheritDoc}
*/
@Override
public void treeCollapsed ( final TreeExpansionEvent event )
{
save ();
}
/**
* {@inheritDoc}
*/
@Override
public void valueChanged ( final TreeSelectionEvent e )
{
save ();
}
/**
* {@inheritDoc}
*/
@Override
protected void doLoad ( final WebTree<? extends UniqueNode> component )
{
if ( component.getRootNode () instanceof UniqueNode )
{
final TreeState value = loadValue ();
if ( value != null )
{
component.setTreeState ( value );
}
}
}
/**
* {@inheritDoc}
*/
@Override
protected void doSave ( final WebTree<? extends UniqueNode> component )
{
if ( component.getRootNode () instanceof UniqueNode )
{
saveValue ( component.getTreeState () );
}
}
}