demos/Demo5.java

   1 /*
   2  * Jexer - Java Text User Interface
   3  *
   4  * The MIT License (MIT)
   5  *
   6  * Copyright (C) 2019 Kevin Lamonte
   7  *
   8  * Permission is hereby granted, free of charge, to any person obtaining a
   9  * copy of this software and associated documentation files (the "Software"),
  10  * to deal in the Software without restriction, including without limitation
  11  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  12  * and/or sell copies of the Software, and to permit persons to whom the
  13  * Software is furnished to do so, subject to the following conditions:
  14  *
  15  * The above copyright notice and this permission notice shall be included in
  16  * all copies or substantial portions of the Software.
  17  *
  18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  19  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  20  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
  21  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  22  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  23  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  24  * DEALINGS IN THE SOFTWARE.
  25  *
  26  * @author Kevin Lamonte [kevin.lamonte@gmail.com]
  27  * @version 1
  28  */
  29 package jexer.demos;
  30
  31 import java.awt.Font;
  32 import java.awt.event.WindowEvent;
  33 import java.awt.event.WindowListener;
  34 import java.util.ResourceBundle;
  35 import javax.swing.JFrame;
  36 import javax.swing.JPanel;
  37 import javax.swing.JSplitPane;
  38
  39 import jexer.backend.SwingBackend;
  40
  41 /**
  42  * This class is the main driver for a simple demonstration of Jexer's
  43  * capabilities.  It shows two Swing demo applications running in the same
  44  * Swing UI.
  45  */
  46 public class Demo5 implements WindowListener {
  47
  48     /**
  49      * Translated strings.
  50      */
  51     private static final ResourceBundle i18n = ResourceBundle.getBundle(Demo5.class.getName());
  52
  53     // ------------------------------------------------------------------------
  54     // Variables --------------------------------------------------------------
  55     // ------------------------------------------------------------------------
  56
  57     /**
  58      * The first demo application instance.
  59      */
  60     DemoApplication app1 = null;
  61
  62     /**
  63      * The second demo application instance.
  64      */
  65     DemoApplication app2 = null;
  66
  67     // ------------------------------------------------------------------------
  68     // WindowListener ---------------------------------------------------------
  69     // ------------------------------------------------------------------------
  70
  71     /**
  72      * Pass window events into the event queue.
  73      *
  74      * @param event window event received
  75      */
  76     public void windowActivated(final WindowEvent event) {
  77         // Ignore
  78     }
  79
  80     /**
  81      * Pass window events into the event queue.
  82      *
  83      * @param event window event received
  84      */
  85     public void windowClosed(final WindowEvent event) {
  86         // Ignore
  87     }
  88
  89     /**
  90      * Pass window events into the event queue.
  91      *
  92      * @param event window event received
  93      */
  94     public void windowClosing(final WindowEvent event) {
  95         if (app1 != null) {
  96             app1.exit();
  97         }
  98         if (app2 != null) {
  99             app2.exit();
 100         }
 101     }
 102
 103     /**
 104      * Pass window events into the event queue.
 105      *
 106      * @param event window event received
 107      */
 108     public void windowDeactivated(final WindowEvent event) {
 109         // Ignore
 110     }
 111
 112     /**
 113      * Pass window events into the event queue.
 114      *
 115      * @param event window event received
 116      */
 117     public void windowDeiconified(final WindowEvent event) {
 118         // Ignore
 119     }
 120
 121     /**
 122      * Pass window events into the event queue.
 123      *
 124      * @param event window event received
 125      */
 126     public void windowIconified(final WindowEvent event) {
 127         // Ignore
 128     }
 129
 130     /**
 131      * Pass window events into the event queue.
 132      *
 133      * @param event window event received
 134      */
 135     public void windowOpened(final WindowEvent event) {
 136         // Ignore
 137     }
 138
 139     // ------------------------------------------------------------------------
 140     // Demo5 ------------------------------------------------------------------
 141     // ------------------------------------------------------------------------
 142
 143     /**
 144      * Run two demo applications in separate panes.
 145      */
 146     private void addApplications() {
 147
 148         /*
 149          * In this demo we will create two swing panels with two
 150          * independently running applications, each with a different font
 151          * size.
 152          */
 153
 154         /*
 155          * First we create a panel to put it on.  We need this to pass to
 156          * SwingBackend's constructor, so that it knows not to create a new
 157          * frame.
 158          */
 159         JPanel app1Panel = new JPanel();
 160
 161         /*
 162          * Next, we create the Swing backend.  The "listener" (second
 163          * argument, set to null) is what the backend wakes up on every event
 164          * received.  Typically this is the TApplication.  TApplication sets
 165          * it in its constructor, so we can pass null here and be fine.
 166          */
 167         SwingBackend app1Backend = new SwingBackend(app1Panel, null,
 168             80, 25, 16);
 169         // Now that we have the backend, construct the TApplication.
 170         app1 = new DemoApplication(app1Backend);
 171
 172         /*
 173          * The second panel is the same sequence, except that we also change
 174          * the font from the default Terminus to JVM monospaced.
 175          */
 176         JPanel app2Panel = new JPanel();
 177         SwingBackend app2Backend = new SwingBackend(app2Panel, null,
 178             80, 25, 18);
 179         app2 = new DemoApplication(app2Backend);
 180         Font font = new Font(Font.MONOSPACED, Font.PLAIN, 18);
 181         app2Backend.setFont(font);
 182
 183         /*
 184          * Now that the applications are ready, spin them off on their
 185          * threads.
 186          */
 187         (new Thread(app1)).start();
 188         (new Thread(app2)).start();
 189
 190         /*
 191          * The rest of this is standard Swing.  Set up a frame, a split pane,
 192          * put each of the panels on it, and make it visible.
 193          */
 194         JFrame frame = new JFrame();
 195         frame.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
 196         frame.addWindowListener(this);
 197         JSplitPane mainPane = new JSplitPane(JSplitPane.HORIZONTAL_SPLIT,
 198             app1Panel, app2Panel);
 199         mainPane.setOneTouchExpandable(true);
 200         mainPane.setDividerLocation(500);
 201         mainPane.setDividerSize(6);
 202         mainPane.setBorder(null);
 203         frame.setContentPane(mainPane);
 204
 205         frame.setTitle(i18n.getString("frameTitle"));
 206         frame.setSize(1000, 640);
 207         frame.setVisible(true);
 208     }
 209
 210     /**
 211      * Main entry point.
 212      *
 213      * @param args Command line arguments
 214      */
 215     public static void main(final String [] args) {
 216         try {
 217             Demo5 demo = new Demo5();
 218             demo.addApplications();
 219         } catch (Exception e) {
 220             e.printStackTrace();
 221         }
 222     }
 223
 224 }