applet.zip

package gargoyle.util.applet; import gargoyle.util.log.Log; import gargoyle.util.res.Resources; import java.applet.Applet; import java.applet.AppletContext; import java.applet.AppletStub; import java.applet.AudioClip; import java.awt.BorderLayout; import java.awt.Desktop; import java.awt.Dimension; import java.awt.GraphicsEnvironment; import java.awt.Image; import java.awt.Rectangle; import java.awt.event.WindowEvent; import java.awt.event.WindowListener; import java.io.File; import java.io.IOException; import java.io.InputStream; import java.net.MalformedURLException; import java.net.URISyntaxException; import java.net.URL; import java.util.Arrays; import java.util.Collections; import java.util.Enumeration; import java.util.HashMap; import java.util.Iterator; import java.util.Map; import javax.swing.BorderFactory; import javax.swing.JFrame; import javax.swing.JLabel; import javax.swing.SwingUtilities; import javax.swing.WindowConstants; import javax.swing.border.BevelBorder; final class GFrame extends JFrame implements WindowListener, AppletStub, AppletContext { private static final long serialVersionUID = 1L; final G0Applet applet; private final Map<String, String> parameters = new HashMap<String, String>(); private final JLabel status; private final Map<String, InputStream> streams = new HashMap<String, InputStream>(); public GFrame(final G0Applet applet, final String[] args) { this.applet = applet; applet.application = this; applet.setStub(this); this.setArgs(args); this.setTitle(applet.getTitle()); this.setLayout(new BorderLayout()); this.add(applet, BorderLayout.CENTER); this.status = new JLabel("Ready"); this.status.setBorder(BorderFactory.createBevelBorder(BevelBorder.LOWERED)); this.add(this.status, BorderLayout.SOUTH); this.setDefaultCloseOperation(WindowConstants.DO_NOTHING_ON_CLOSE); this.addWindowListener(this); final Dimension size = new Dimension(GraphicsEnvironment.getLocalGraphicsEnvironment().getMaximumWindowBounds().getSize()); size.width >>= 1; size.height >>= 1; applet.setPreferredSize(size); this.pack(); this.setLocationRelativeTo(null); SwingUtilities.invokeLater(new Runnable() { @Override public void run() { GFrame.this.setVisible(true); applet.init(); } }); } @Override public void appletResize(final int width, final int height) { synchronized (this.getTreeLock()) { final Rectangle screen = GraphicsEnvironment.getLocalGraphicsEnvironment().getMaximumWindowBounds(); final Rectangle size = new Rectangle(this.getLocation(), this.applet.getMinimumSize()); if (width > size.width) { size.width = width; } if (height > size.height) { size.height = height; } if (size.width > screen.width) { size.width = screen.width; } if (size.height > screen.height) { size.height = screen.height; } final int x = screen.x + screen.width - size.width; if (size.x > x) { size.x = x; } final int y = screen.y + screen.height - size.height; if (size.y > y) { size.y = y; } this.applet.setPreferredSize(size.getSize()); this.applet.setSize(size.getSize()); this.setLocation(size.getLocation()); this.pack(); } } void exit() { this.applet.destroy(); SwingUtilities.invokeLater(new Runnable() { @Override public void run() { GFrame.this.setVisible(false); GFrame.this.dispose(); } }); } @Override public Applet getApplet(final String name) { return this.applet; } @Override public AppletContext getAppletContext() { return this; } @Override public Enumeration<applet rel='nofollow' onclick='return false;'> getApplets() { return Collections.enumeration(Arrays.asList(new Applet[] { this.applet })); } @Override public AudioClip getAudioClip(final URL url) { return Resources.createAudioClip(url); } @Override public URL getCodeBase() { try { return new URL(this.applet.getClass().getResource('/' + this.applet.getClass().getCanonicalName().replace('.', '/') + ".class"), "."); } catch (final MalformedURLException e) { Log.error(e); } return null; } @Override public URL getDocumentBase() { try { return new URL(new File(System.getProperty("user.dir", ".")).getCanonicalFile().toURI().toURL(), ""); } catch (final MalformedURLException e) { Log.error(e); } catch (final IOException e) { Log.error(e); } return null; } @Override public Image getImage(final URL url) { return Resources.createImage(url); } @Override public String getParameter(final String name) { return this.parameters.get(name); } @Override public InputStream getStream(final String key) { return this.streams.get(key); } @Override public Iterator<String> getStreamKeys() { return this.streams.keySet().iterator(); } private void setArgs(final String[] args) { for (final String arg : args) { final String[] split = arg.split("=", 2); this.parameters.put(split[0], split[1]); } } @Override public void setStream(final String key, final InputStream stream) throws IOException { this.streams.put(key, stream); } @Override public void showDocument(final URL url) { try { if (Desktop.isDesktopSupported()) { Desktop.getDesktop().browse(url.toURI()); } } catch (final IOException e) { Log.warn(e); } catch (final URISyntaxException e) { Log.warn(e); } } @Override public void showDocument(final URL url, final String target) { try { if (Desktop.isDesktopSupported()) { Desktop.getDesktop().browse(url.toURI()); } } catch (final IOException e) { Log.warn(e); } catch (final URISyntaxException e) { Log.warn(e); } } @Override public void showStatus(final String status) { if (this.isVisible()) { this.status.setText(status); } } @Override public void windowActivated(final WindowEvent e) { GFrame.this.applet.start(); } @Override public void windowClosed(final WindowEvent e) { } @Override public void windowClosing(final WindowEvent e) { try { if (this.applet.canExit()) { this.applet.exit(); } else { if (!this.isVisible()) { GFrame.this.setVisible(true); } } } catch (final RuntimeException e1) { this.applet.error(e1); if (this.applet instanceof GApplet) { ((GApplet) this.applet).setRunning(false); } else { this.dispose(); } } } @Override public void windowDeactivated(final WindowEvent e) { GFrame.this.applet.stop(); } @Override public void windowDeiconified(final WindowEvent e) { } @Override public void windowIconified(final WindowEvent e) { } @Override public void windowOpened(final WindowEvent e) { } }