/*
 *                 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 1997-2000 Sun
 * Microsystems, Inc. All Rights Reserved.
 */


package org.netbeans.modules.url;


import java.awt.Component;
import javax.swing.event.ChangeListener;
import javax.swing.JPanel;

import org.openide.loaders.TemplateWizard;
import org.openide.WizardDescriptor;
import org.openide.util.HelpCtx;
import org.openide.util.NbBundle;


/**
 * Panel used as a component for url wizard panel.
 *
 * @author  Peter Zavadsky
 * @see URLWizardPanel
 */
public class URLPanel extends JPanel {

    /** Creates new form URLPanel */
    public URLPanel() {
        initComponents();
        // Accessibility
        this.getAccessibleContext().setAccessibleDescription(NbBundle.getBundle(URLPanel.class).getString("ACS_DESC"));
        urlText.getAccessibleContext().setAccessibleDescription(NbBundle.getBundle(URLPanel.class).getString("ACS_Field"));
        
        urlLabel.setDisplayedMnemonic(NbBundle.getBundle(URLPanel.class).getString("LBL_URLMnemonic").charAt(0));
        urlLabel.setLabelFor(urlText);
        
        setName(NbBundle.getBundle(URLPanel.class).getString("LBL_SetURL")); // NOI18N
        putClientProperty("WizardPanel_contentSelectedIndex", new Integer(1)); // NOI18N
    }
    

    /** Sets URL string appearing in text field in this panel. */
    public void setURLString(String urlString) {
        if(urlString == null)
            return;
        
        urlText.setText(urlString);
    }

    /** Gets URL string set by user in this panel. */
    public String getURLString() {
        return urlText.getText();
    }
    
    /** Requests focus for text field for setting URL string. Overrides superclass method. */ 
    public void requestFocus() {
        urlText.requestFocus();
        urlText.selectAll();
    }

    /** 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
        java.awt.GridBagConstraints gridBagConstraints;

        urlLabel = new javax.swing.JLabel();
        urlText = new javax.swing.JTextField();

        setLayout(new java.awt.GridBagLayout());

        urlLabel.setText(NbBundle.getBundle(URLPanel.class).getString("LBL_URL"));
        urlLabel.setLabelFor(urlText);
        add(urlLabel, new java.awt.GridBagConstraints());

        gridBagConstraints = new java.awt.GridBagConstraints();
        gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
        gridBagConstraints.weightx = 1.0;
        gridBagConstraints.insets = new java.awt.Insets(0, 12, 0, 0);
        add(urlText, gridBagConstraints);

    }//GEN-END:initComponents


    // Variables declaration - do not modify//GEN-BEGIN:variables
    private javax.swing.JTextField urlText;
    private javax.swing.JLabel urlLabel;
    // End of variables declaration//GEN-END:variables

    
    /** Wizard panel used as a second wizard panel in URL wizard iterator.
     * @see org.openide.WizardDescriptor.Panel */
    public static class URLWizardPanel implements WizardDescriptor.Panel {

        /** Component used by this wizard panel. */
        private URLPanel component;

        /** Dummy implementation of WizardDescriptor.Panel. */
        public void addChangeListener(ChangeListener l) {}
        
        /** Dummy implementation of WizardDescriptor.Panel. */
        public void removeChangeListener(ChangeListener l) {}

        /** Gets component for this wizard panel. Implements WizardDescriptor.Panel.
         * @return component */
        public Component getComponent() {
            if(component == null) 
                component = new URLPanel();
            
            return component;
        }

        /** Gets help context. Implements WizardDescriptor.Panel. */
        public HelpCtx getHelp() {
            return new HelpCtx(URLPanel.class);
        }

        /** Indicates if the panel is valid, e.g. for enabling next button. 
         * Implements WizardDescriptor.Panel. 
         * @return true */
        public boolean isValid() {
            return true;
        }

        /** Reads settings which is of TemplateWizard instnance. Retrieves the default
         * URL string from url data object template. */
        public void readSettings(Object settings) {
            TemplateWizard wizard = (TemplateWizard)settings;
            ((URLPanel)getComponent()).setURLString(((URLDataObject)wizard.getTemplate()).getURLString());
        }
        
        /** Dummy implementation of WizardDescriptor.Panel. */
        public void storeSettings(Object settings) {}
        
    } // End of class URLWizardPanel.

}