/* * ProjectExplorerTreeCellRenderer.java * *  iReport  --  Visual designer for generating JasperReports Documents *  Copyright (C) 2002-2003  Giulio Toffoli gt@businesslogic.it * *  This program is free software; you can redistribute  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, write to the Free Software *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * *  Giulio Toffoli *  Via T.Aspetti, 233 *  35100 Padova ITALY *  gt@businesslogic.it * * * Created on 1 giugno 2003, 16.04 */package it.businesslogic.ireport.gui;import it.businesslogic.ireport.*;import  javax.swing.tree.*;import  javax.swing.*;import  java.awt.*;/** * * @author  Administrator */public class ProjectExplorerTreeCellRenderer extends DefaultTreeCellRenderer {    static ImageIcon folderClosedIcon;    static ImageIcon folderOpenedIcon;        static ImageIcon dirtyDocumentIcon;    static ImageIcon documentIcon;    public ProjectExplorerTreeCellRenderer() {        super();        if (folderClosedIcon == null)             folderClosedIcon = new javax.swing.ImageIcon(getClass().getResource("/it/businesslogic/ireport/icons/tree/folderClosed.gif"));        if (folderOpenedIcon == null)             folderOpenedIcon = new javax.swing.ImageIcon(getClass().getResource("/it/businesslogic/ireport/icons/tree/folderOpened.gif"));        if (dirtyDocumentIcon == null)             dirtyDocumentIcon = new javax.swing.ImageIcon(getClass().getResource("/it/businesslogic/ireport/icons/tree/docDirty.gif"));        if (documentIcon == null)             documentIcon = new javax.swing.ImageIcon(getClass().getResource("/it/businesslogic/ireport/icons/tree/doc.gif"));                /*        this.setOpenIcon(folderOpenedIcon);        this.setClosedIcon(folderClosedIcon);        this.setLeafIcon(documentIcon);         */    }    public Component getTreeCellRendererComponent(                        JTree tree,                        Object value,                        boolean sel,                        boolean expanded,                        boolean leaf,                        int row,                        boolean hasFocus) {        super.getTreeCellRendererComponent(                        tree, value, sel,                        expanded, leaf, row,                        hasFocus);                     if (!((DefaultMutableTreeNode)value).isRoot() && leaf && isDirty(value)) {            setIcon(dirtyDocumentIcon);            setToolTipText(null);        } else if (!((DefaultMutableTreeNode)value).isRoot() && leaf && !isDirty(value)) {            setIcon(documentIcon);            setToolTipText(null);        }         else if (( ((DefaultMutableTreeNode)value).isRoot() || !leaf) && expanded)        {             setIcon(folderOpenedIcon);            setToolTipText(null); //no tool tip        }        else if (( ((DefaultMutableTreeNode)value).isRoot() || !leaf) && !expanded)        {            setIcon(folderClosedIcon);            setToolTipText(null); //no tool tip        }         return this;    }    protected boolean isDirty(Object value) {        DefaultMutableTreeNode node =                (DefaultMutableTreeNode)value;                if (node.getUserObject() instanceof DocumentTreeEntry)        {            DocumentTreeEntry nodeInfo =                (DocumentTreeEntry)(node.getUserObject());            if (nodeInfo.getJrf() != null)                return nodeInfo.getJrf().getReport().isDirty();        }        return false;    }}