/*
 *                 Sun Public License Notice
 * 
 * The contents of this file are subject to the Sun Public License
 * Version 1.0 (the "License"). You may not use this file except in
 * compliance with the License. A copy of the License is available at
 * http://www.sun.com/
 * 
 * The Original Code is NetBeans. The Initial Developer of the Original
 * Code is Sun Microsystems, Inc. Portions Copyright 1997-2004 Sun
 * Microsystems, Inc. All Rights Reserved.
 */

package org.apache.tools.ant.module.wizards.shortcut;

import java.awt.Component;
import java.net.URL;
import java.net.MalformedURLException;
import java.util.HashSet;
import java.util.Iterator;
import java.util.Set;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;
import javax.swing.text.EditorKit;
import javax.swing.JEditorPane;
import org.openide.WizardDescriptor;
import org.openide.util.HelpCtx;
import org.openide.util.NbBundle;

final class CustomizeScriptPanel extends javax.swing.JPanel {

    /** Create the wizard panel component and set up some basic properties. */
    public CustomizeScriptPanel (CustomizeScriptWizardPanel wiz) {
        initComponents ();
        initAccessibility ();
        // Provide a name in the title bar.
        setName (NbBundle.getMessage (CustomizeScriptPanel.class, "CSP_LBL_cust_gend_ant_script"));
        scriptPane.setContentType ("text/xml"); // NOI18N
        // Hack; EditorKit does not permit "fallback" kits, so we have to
        // mimic what the IDE itself does:
        EditorKit kit = scriptPane.getEditorKit ();
        String clazz = kit.getClass ().getName ();
        if (clazz.equals ("javax.swing.text.DefaultEditorKit") || // NOI18N
               clazz.equals ("javax.swing.JEditorPane$PlainEditorKit")) { // NOI18N
            scriptPane.setEditorKit (JEditorPane.createEditorKitForContentType ("text/plain")); // NOI18N
        }
    }

    // --- VISUAL DESIGN OF PANEL ---
    
    public void requestFocus () {
        super.requestFocus ();
        scriptPane.requestFocus ();
    }

    private void initAccessibility () {        
        scriptPane.getAccessibleContext().setAccessibleName(NbBundle.getMessage (CustomizeScriptPanel.class, "ACSN_TEXT_you_may_customize_gend2"));          
        scriptPane.getAccessibleContext().setAccessibleDescription(NbBundle.getMessage (CustomizeScriptPanel.class, "ACSD_TEXT_you_may_customize_gend2"));          
        this.getAccessibleContext().setAccessibleDescription(NbBundle.getMessage(CustomizeScriptPanel.class, "CSP_TEXT_you_may_customize_gend2"));
    }
    
    /** This method is called from within the constructor to
     * initialize the form.
     * WARNING: Do NOT modify this code. The content of this method is
     * always regenerated by the Form Editor.
     */
    private void initComponents() {//GEN-BEGIN:initComponents
        scrollPane = new javax.swing.JScrollPane();
        scriptPane = new javax.swing.JEditorPane();
        hintsArea = new javax.swing.JTextArea();

        setLayout(new java.awt.BorderLayout(0, 11));

        scrollPane.setPreferredSize(new java.awt.Dimension(100, 100));
        scrollPane.setViewportView(scriptPane);

        add(scrollPane, java.awt.BorderLayout.CENTER);

        hintsArea.setBackground(new java.awt.Color(204, 204, 204));
        hintsArea.setEditable(false);
        hintsArea.setFont(javax.swing.UIManager.getFont ("Label.font"));
        hintsArea.setForeground(new java.awt.Color(102, 102, 153));
        hintsArea.setLineWrap(true);
        hintsArea.setText(NbBundle.getMessage(CustomizeScriptPanel.class, "CSP_TEXT_you_may_customize_gend2"));
        hintsArea.setWrapStyleWord(true);
        hintsArea.setDisabledTextColor(javax.swing.UIManager.getColor ("Label.foreground"));
        hintsArea.setEnabled(false);
        hintsArea.setOpaque(false);
        add(hintsArea, java.awt.BorderLayout.NORTH);

    }//GEN-END:initComponents

    // Variables declaration - do not modify//GEN-BEGIN:variables
    private javax.swing.JTextArea hintsArea;
    private javax.swing.JScrollPane scrollPane;
    private javax.swing.JEditorPane scriptPane;
    // End of variables declaration//GEN-END:variables

    
    public static class CustomizeScriptWizardPanel implements WizardDescriptor.Panel {

        private CustomizeScriptPanel panel = null;

        public Component getComponent () {
            return getPanel();
        }
        
        private CustomizeScriptPanel getPanel() {
            if (panel == null) {
                panel = new CustomizeScriptPanel(this);
            }
            return panel;
        }

        public HelpCtx getHelp () {
            return HelpCtx.DEFAULT_HELP;
        }

        public boolean isValid () {
            return true;
            // XXX ideally make it valid only if script is parseable without errors;
            // could use AntProjectSupport for this, or just parse the XML and check
            // for the correct root element etc.
        }

        public final void addChangeListener (ChangeListener l) {}
        public final void removeChangeListener (ChangeListener l) {}
        /*
        private final Set listeners = new HashSet (1); // Set
        public final void addChangeListener (ChangeListener l) {
            synchronized (listeners) {
                listeners.add (l);
            }
        }
        public final void removeChangeListener (ChangeListener l) {
            synchronized (listeners) {
                listeners.remove (l);
            }
        }
        protected final void fireChangeEvent () {
            Iterator it;
            synchronized (listeners) {
                it = new HashSet (listeners).iterator ();
            }
            ChangeEvent ev = new ChangeEvent (this);
            while (it.hasNext ()) {
                ((ChangeListener) it.next ()).stateChanged (ev);
            }
        }
        */

        public void readSettings (Object settings) {
            ShortcutWizard wiz = (ShortcutWizard) settings;
            String contents = wiz.getContents();
            getPanel().scriptPane.setText(contents);
        }
        public void storeSettings (Object settings) {
            ShortcutWizard wiz = (ShortcutWizard) settings;
            wiz.putContents(getPanel().scriptPane.getText());
        }
    }

}