/*
 * (c) Copyright 2010-2011 AgileBirds
 *
 * This file is part of OpenFlexo.
 *
 * OpenFlexo 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.
 *
 * OpenFlexo 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 OpenFlexo. If not, see <http://www.gnu.org/licenses/>.
 *
 */
package org.openflexo.components.browser.view;

import java.awt.Color;
import java.awt.Component;
import java.awt.Font;

import javax.swing.BorderFactory;
import javax.swing.JTree;
import javax.swing.UIManager;
import javax.swing.tree.DefaultTreeCellRenderer;

import org.openflexo.AdvancedPrefs;
import org.openflexo.components.browser.BrowserElement;
import org.openflexo.components.browser.ProjectBrowser;

/**
 * Cell renderer for a browser view
 * 
 * @author sguerin
 */
public class BrowserViewCellRenderer extends DefaultTreeCellRenderer {

	/**
     *
     */
	public BrowserViewCellRenderer() {
		super();
		setFont(AdvancedPrefs.getBrowserFont().getFont());
		if (getBorder() != null) {
			setBorder(BorderFactory.createCompoundBorder(getBorder(), BorderFactory.createEmptyBorder(0, 1, 0, 0)));
		} else {
			setBorder(BorderFactory.createEmptyBorder(0, 1, 0, 0));
		}
	}

	@Override
	public Component getTreeCellRendererComponent(JTree arg0, Object object, boolean _selected, boolean expanded, boolean leaf, int arg5,
			boolean arg6) {
		ProjectBrowser browser = (ProjectBrowser) arg0.getModel();
		boolean setHoldStructure = browser.isHoldingStructure();
		try {
			browser.setHoldStructure();
			super.getTreeCellRendererComponent(arg0, object, _selected, expanded, leaf, arg5, arg6);
			BrowserElement element = (BrowserElement) object;
			if (!element.isDeleted()) {
				String fullName = element.getName();
				if (element.getSuffixName() != null) {
					fullName += element.getSuffixName();
				}
				setText(fullName);
				setIcon(expanded ? element.getExpandedIcon() : element.getIcon());
				if (!element.isSelectable()) {
					setForeground(Color.LIGHT_GRAY);
				}
				Font f = element.mustBeHighlighted() ? getFont().deriveFont(Font.BOLD) : getFont();
				if (element.mustBeItalic()) {
					f = f.deriveFont(Font.ITALIC);
				}
				setFont(f);
				setToolTipText(element.getToolTip());
			}
		} catch (NullPointerException e) {
			e.printStackTrace();
		} finally {
			if (!setHoldStructure) {
				browser.resetHoldStructure();
			}
		}
		return this;
	}

	@Override
	public String getToolTipText() {
		return super.getToolTipText();
	}

	/*
	 * public Color getBackgroundNonSelectionColor() { return Color.WHITE; }
	 * 
	 * public Color getBackgroundSelectionColor() { return FlexoCst.LIGHT_BLUE; }
	 */
	/*
	 * public Icon getIcon() { if (_element != null) { return _element.getIcon(); } return null; }
	 * 
	 * public Icon getClosedIcon() { if (getIcon() != null) { return getIcon(); } return super.getClosedIcon(); }
	 * 
	 * public Icon getOpenIcon() { if (getIcon() != null) { return getIcon(); } return super.getOpenIcon(); }
	 * 
	 * public Icon getLeafIcon() { if (getIcon() != null) { return getIcon(); } return super.getLeafIcon(); }
	 */

	/*
	 * public Icon getDefaultClosedIcon() { return null; }
	 * 
	 * public Icon getDefaultLeafIcon() { return null; }
	 * 
	 * public Icon getDefaultOpenIcon() { return null; }
	 */

	/**
	 * Overrides updateUI
	 * 
	 * @see javax.swing.JLabel#updateUI()
	 */
	@Override
	public void updateUI() {
		super.updateUI();
		// Fix for TreeCellRenderer
		setLeafIcon(UIManager.getIcon("Tree.leafIcon"));
		setClosedIcon(UIManager.getIcon("Tree.closedIcon"));
		setOpenIcon(UIManager.getIcon("Tree.openIcon"));

		setTextSelectionColor(UIManager.getColor("Tree.selectionForeground"));
		setTextNonSelectionColor(UIManager.getColor("Tree.textForeground"));
		setBackgroundSelectionColor(UIManager.getColor("Tree.selectionBackground"));
		setBackgroundNonSelectionColor(UIManager.getColor("Tree.textBackground"));
		setBorderSelectionColor(UIManager.getColor("Tree.selectionBorderColor"));
	}
}