--- /dev/null
+/*
+ * Jexer - Java Text User Interface
+ *
+ * The MIT License (MIT)
+ *
+ * Copyright (C) 2019 Kevin Lamonte
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ * @author Kevin Lamonte [kevin.lamonte@gmail.com]
+ * @version 1
+ */
+package jexer.demos;
+
+import java.util.ResourceBundle;
+
+import jexer.TApplication;
+import jexer.backend.*;
+import jexer.demos.DemoApplication;
+
+/**
+ * This class shows off the use of MultiBackend and MultiScreen.
+ */
+public class Demo6 {
+
+ /**
+ * Translated strings.
+ */
+ private static final ResourceBundle i18n = ResourceBundle.getBundle(Demo6.class.getName());
+
+ // ------------------------------------------------------------------------
+ // Demo6 ------------------------------------------------------------------
+ // ------------------------------------------------------------------------
+
+ /**
+ * Main entry point.
+ *
+ * @param args Command line arguments
+ */
+ public static void main(final String [] args) {
+ try {
+
+ /*
+ * In this demo we will create two applications spanning three
+ * screens. One of the applications will have both an ECMA48
+ * screen and a Swing screen, with all I/O mirrored between them.
+ * The second application will have a Swing screen containing a
+ * window showing the first application, also mirroring I/O
+ * between the window and the other two screens.
+ */
+
+ /*
+ * We create the first screen and use it to establish a
+ * MultiBackend.
+ */
+ ECMA48Backend ecmaBackend = new ECMA48Backend();
+ MultiBackend multiBackend = new MultiBackend(ecmaBackend);
+
+ /*
+ * Now we create the first application (a standard demo).
+ */
+ DemoApplication demoApp = new DemoApplication(multiBackend);
+
+ /*
+ * We will need the width and height of the ECMA48 screen, so get
+ * the Screen reference now.
+ */
+ Screen multiScreen = multiBackend.getScreen();
+
+ /*
+ * Now we create the second screen (backend) for the first
+ * application. It will be the same size as the ECMA48 screen,
+ * with a font size of 16 points.
+ */
+ SwingBackend swingBackend = new SwingBackend(multiScreen.getWidth(),
+ multiScreen.getHeight(), 16);
+
+ /*
+ * Add this screen to the MultiBackend, and at this point we have
+ * one demo application spanning two physical screens.
+ */
+ multiBackend.addBackend(swingBackend);
+ multiBackend.setListener(demoApp);
+
+ /*
+ * Time for the second application. This one will have a single
+ * window mirroring the contents of the first application. Let's
+ * make it a little larger than the first application's
+ * width/height.
+ */
+ int width = multiScreen.getWidth();
+ int height = multiScreen.getHeight();
+
+ /*
+ * Make a new Swing window for the second application.
+ */
+ SwingBackend monitorBackend = new SwingBackend(width + 5,
+ height + 5, 16);
+
+ /*
+ * Setup the second application, give it the basic file and
+ * window menus.
+ */
+ TApplication monitor = new TApplication(monitorBackend);
+ monitor.addToolMenu();
+ monitor.addFileMenu();
+ monitor.addWindowMenu();
+
+ /*
+ * Now add the third screen to the first application. We want to
+ * change the object it locks on in its draw() method to the
+ * MultiScreen, that will dramatically reduce (not totally
+ * eliminate) screen tearing/artifacts.
+ */
+ TWindowBackend windowBackend = new TWindowBackend(demoApp,
+ monitor, i18n.getString("monitorWindow"),
+ width + 2, height + 2);
+ windowBackend.setDrawLock(multiScreen);
+ windowBackend.setOtherApplication(demoApp);
+ multiBackend.addBackend(windowBackend);
+
+ /*
+ * Three screens, two applications: spin them up!
+ */
+ (new Thread(demoApp)).start();
+ (new Thread(monitor)).start();
+ } catch (Exception e) {
+ e.printStackTrace();
+ }
+ }
+
+}