зеркало из https://github.com/mozilla/pjs.git
155 строки
4.3 KiB
Java
155 строки
4.3 KiB
Java
/* -*- Mode: java; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Mozilla Public License
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* Version 1.0 (the "License"); you may not use this file except in
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* compliance with the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS"
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* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
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* the License for the specific language governing rights and limitations
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* under the License.
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*
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* The Original Code is the Grendel mail/news client.
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*
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* The Initial Developer of the Original Code is Netscape Communications
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* Corporation. Portions created by Netscape are Copyright (C) 1997
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* Netscape Communications Corporation. All Rights Reserved.
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*
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* Modified: Jeff Galyan <jeffrey.galyan@sun.com>, 30 Dec 1998
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*/
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package grendel.ui;
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import java.beans.SimpleBeanInfo;
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import java.beans.PropertyDescriptor;
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import java.beans.PropertyEditor;
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import java.awt.Container;
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import java.awt.BorderLayout;
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import java.awt.FlowLayout;
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import java.awt.event.ActionListener;
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import java.awt.event.ActionEvent;
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import javax.swing.JButton;
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import javax.swing.JFrame;
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import javax.swing.JOptionPane;
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import javax.swing.JDialog;
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import javax.swing.JTabbedPane;
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import javax.swing.JPanel;
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import calypso.util.Preferences;
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import calypso.util.PreferencesFactory;
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import grendel.prefs.Prefs;
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/**
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* This class handles preference dialog box handling for Grendel. Why
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* was all this stuff static?
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*/
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public class PrefsDialog
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extends JDialog {
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public static String OK = "Okay";
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public static String CANCEL = "Cancel";
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JTabbedPane pane;
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PropertyEditor[] editors;
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public static void CheckPrefs(JFrame aParent) {
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if (!ValidPrefs()) {
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new PrefsDialog(aParent);
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}
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}
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public PrefsDialog(JFrame aParent) {
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Object objs[] = {new Prefs()};
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propertyEditorDialog(aParent, new Prefs());
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}
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public static boolean ValidPrefs() {
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Preferences prefs = PreferencesFactory.Get();
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boolean res = true;
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return res;
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}
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private void propertyEditorDialog(JFrame parent, Object obj) {
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Class reference = obj.getClass();
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String name = reference.getName();
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Container content = getContentPane();
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String[] labels = {OK, CANCEL};
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pane = new JTabbedPane();
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// gui handling
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content.setLayout(new BorderLayout());
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content.add(pane, BorderLayout.CENTER);
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content.add(buttonPanel(labels,
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new PrefsDialogListener()),
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BorderLayout.SOUTH);
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try {
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// get the beaninfo
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Object o;
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SimpleBeanInfo info;
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Class beanie = Class.forName(name + "BeanInfo");
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PropertyDescriptor[] desc;
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o = beanie.newInstance();
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if (!(o instanceof SimpleBeanInfo)) return; // bummer
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// process the descriptors
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info = (SimpleBeanInfo)o;
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desc = info.getPropertyDescriptors();
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editors = new PropertyEditor[desc.length];
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for (int i = 0; i < desc.length; i++) {
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o = desc[i].getPropertyEditorClass().newInstance();
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if (!(o instanceof PropertyEditor)) continue;
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editors[i] = (PropertyEditor)o;
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pane.add(desc[i].getDisplayName(), editors[i].getCustomEditor());
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}
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pack();
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setVisible(true);
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} catch (Exception e) {
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System.out.println("welp, that sucked. beans is broke. And stuff");
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}
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}
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private JPanel buttonPanel(String[] labels,
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ActionListener listener) {
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JPanel panel = new JPanel();
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panel.setLayout(new FlowLayout());
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if (labels != null) {
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for (int i = 0; i < labels.length; i++) {
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JButton button = new JButton(labels[i]);
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button.setActionCommand(labels[i]);
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if (listener != null) button.addActionListener(listener);
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panel.add(button);
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}
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}
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return panel;
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}
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class PrefsDialogListener
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implements ActionListener {
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JDialog dialog;
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public PrefsDialogListener() {
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dialog = PrefsDialog.this;
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}
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public void actionPerformed(ActionEvent event) {
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String command = event.getActionCommand();
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Prefs prefs = new Prefs();
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if (command.equals(PrefsDialog.OK)) {
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for (int i = 0; i < editors.length; i++) {
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prefs.set(editors[i].getValue());
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}
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}
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dialog.setVisible(false);
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}
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}
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}
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