/*
* Freeplane - mind map editor
* Copyright (C) 2010 dimitry
*
* This file author is dimitry
*
* This program 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 2 of the License, or
* (at your option) any later version.
*
* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.freeplane.main.application;
import java.awt.Component;
import java.awt.Container;
import java.awt.Dimension;
import java.awt.LayoutManager;
import javax.swing.JSplitPane;
/**
* @author Dimitry Polivaev
* Dec 26, 2010
*/
final class SplitPaneLayoutManagerDecorator implements LayoutManager {
private final LayoutManager lm;
SplitPaneLayoutManagerDecorator(LayoutManager lm) {
this.lm = lm;
}
public void removeLayoutComponent(Component comp) {
lm.removeLayoutComponent(comp);
}
public Dimension preferredLayoutSize(Container parent) {
final JSplitPane splitPane = (JSplitPane) parent;
if(isDividerRequired(splitPane))
return lm.preferredLayoutSize(parent);
return splitPane.getLeftComponent().getPreferredSize();
}
public Dimension minimumLayoutSize(Container parent) {
final JSplitPane splitPane = (JSplitPane) parent;
if(isDividerRequired(splitPane))
return lm.minimumLayoutSize(parent);
return splitPane.getLeftComponent().getMinimumSize();
}
public void layoutContainer(Container parent) {
final JSplitPane splitPane = (JSplitPane) parent;
if(isDividerRequired(splitPane)){
lm.layoutContainer(parent);
return;
}
final Component leftComponent = splitPane.getLeftComponent();
for(int i = 0; i < splitPane.getComponentCount(); i++){
final Component component = splitPane.getComponent(i);
if(component.equals(leftComponent)){
component.setBounds(0, 0, splitPane.getWidth(), splitPane.getHeight());
}
else{
component.setBounds(0, 0, 0, 0);
}
}
}
private boolean isDividerRequired(final JSplitPane splitPane) {
final Component rightComponent = splitPane.getRightComponent();
final boolean rightComponentVisible = rightComponent != null&& rightComponent.isVisible();
return rightComponentVisible;
}
public void addLayoutComponent(String name, Component comp) {
lm.addLayoutComponent(name, comp);
}
}