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131 lines
3.4 KiB
Java
131 lines
3.4 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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* Created: Giao Nguyen <grail@cafebabe.org>, 10 Feb 1999.
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*/
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package grendel.ui;
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import java.util.Hashtable;
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import java.awt.event.TextEvent;
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import java.awt.event.TextListener;
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import java.awt.event.ActionEvent;
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import java.awt.event.ActionListener;
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import java.awt.event.ItemEvent;
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import java.awt.event.ItemListener;
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import javax.swing.JComponent;
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import javax.swing.text.JTextComponent;
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import javax.swing.JToggleButton;
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import javax.swing.event.ChangeEvent;
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import javax.swing.event.ChangeListener;
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import javax.swing.event.DocumentEvent;
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import javax.swing.event.DocumentListener;
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/**
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* Model for a "page" or what is commonly termed as a panel.
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*/
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public class PageModel {
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/**
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* Hashtable of values the model will use to communicate with other
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* objects.
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*/
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protected Hashtable values;
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void setStore(Hashtable values) {
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this.values = values;
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}
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/**
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* Get an attribute from the model.
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*
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* @param attribute the attribute key for the object
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*/
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public Object getAttribute (String attribute) {
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return values.get(attribute);
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}
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/**
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* Puts an attribute into the model.
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*/
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public void setAttribute(String attribute, Object value) {
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values.put(attribute, value);
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}
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public void add(JComponent comp, String key) {
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if (comp instanceof JTextComponent) {
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JTextComponent text = (JTextComponent)comp;
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text.getDocument().addDocumentListener(new TextHandler(text, key));
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} else if (comp instanceof JToggleButton) {
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JToggleButton toggle = (JToggleButton)comp;
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toggle.addItemListener(new ToggleHandler(toggle, key));
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}
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}
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class ToggleHandler
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implements ItemListener {
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JToggleButton comp;
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String key;
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ToggleHandler(JToggleButton button, String key) {
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comp = button;
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this.key = key;
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}
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public void itemStateChanged(ItemEvent event) {
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System.out.println(comp.isSelected());
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}
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}
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class TextHandler
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implements DocumentListener {
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JTextComponent comp;
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String key;
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TextHandler(JTextComponent text, String key) {
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comp = text;
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this.key = key;
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}
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public void changedUpdate(DocumentEvent e) {
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}
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public void insertUpdate(DocumentEvent e) {
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updateModel(e);
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}
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public void removeUpdate(DocumentEvent e) {
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updateModel(e);
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}
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private void updateModel(DocumentEvent event) {
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int length = event.getDocument().getLength();
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String content;
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try {
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content = event.getDocument().getText(0, length);
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values.put(key, content);
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} catch (Exception e) {
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// ignore if we can't get the document.
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}
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}
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}
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}
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