1 files changed, 200 insertions, 0 deletions
diff --git a/gcc-4.4.3/libjava/classpath/gnu/java/awt/peer/x/XGraphicsDevice.java b/gcc-4.4.3/libjava/classpath/gnu/java/awt/peer/x/XGraphicsDevice.java
new file mode 100644
index 000000000..ca37f3adb
--- /dev/null
+++ b/gcc-4.4.3/libjava/classpath/gnu/java/awt/peer/x/XGraphicsDevice.java
@@ -0,0 +1,200 @@
+/* XGraphicsDevice.java -- GraphicsDevice for X
+   Copyright (C) 2006 Free Software Foundation, Inc.
+
+This file is part of GNU Classpath.
+
+GNU Classpath is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+
+GNU Classpath is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Classpath; see the file COPYING.  If not, write to the
+Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+02110-1301 USA.
+
+Linking this library statically or dynamically with other modules is
+making a combined work based on this library.  Thus, the terms and
+conditions of the GNU General Public License cover the whole
+combination.
+
+As a special exception, the copyright holders of this library give you
+permission to link this library with independent modules to produce an
+executable, regardless of the license terms of these independent
+modules, and to copy and distribute the resulting executable under
+terms of your choice, provided that you also meet, for each linked
+independent module, the terms and conditions of the license of that
+module.  An independent module is a module which is not derived from
+or based on this library.  If you modify this library, you may extend
+this exception to your version of the library, but you are not
+obligated to do so.  If you do not wish to do so, delete this
+exception statement from your version. */
+
+package gnu.java.awt.peer.x;
+
+import gnu.classpath.SystemProperties;
+import gnu.x11.Display;
+import gnu.x11.EscherServerConnectionException;
+
+import java.awt.GraphicsConfiguration;
+import java.awt.GraphicsDevice;
+import java.lang.reflect.Constructor;
+import java.net.Socket;
+
+/**
+ * This class represents an X Display. The actual connection is established
+ * lazily when it is first needed.
+ *
+ * @author Roman Kennke (kennke@aicas.com)
+ */
+public class XGraphicsDevice
+  extends GraphicsDevice
+{
+
+  private XGraphicsConfiguration defaultConfiguration;
+
+  /**
+   * The X display associated with the XGraphicsDevice. This is established
+   * when {@link #getDisplay} is first called.
+   */
+  private Display display;
+
+  /**
+   * The display name from which the display will be initialized.
+   */
+  private Display.Name displayName;
+
+  /**
+   * The event pump for this X Display.
+   */
+  private XEventPump eventPump;
+
+  /**
+   * Creates a new XGraphicsDevice.
+   */
+  XGraphicsDevice(Display.Name dn)
+  {
+    displayName = dn;
+  }
+
+  public int getType()
+  {
+    return TYPE_RASTER_SCREEN;
+  }
+
+  public String getIDstring()
+  {
+    // TODO: Implement this.
+    throw new UnsupportedOperationException("Not yet implemented.");
+  }
+
+  public GraphicsConfiguration[] getConfigurations()
+  {
+    // TODO: Implement this.
+    throw new UnsupportedOperationException("Not yet implemented.");
+  }
+
+  public GraphicsConfiguration getDefaultConfiguration()
+  {
+    if (defaultConfiguration == null)
+      defaultConfiguration = new XGraphicsConfiguration(this);
+    return defaultConfiguration;
+  }
+
+  /**
+   * Returns the X Display associated with this XGraphicsDevice.
+   * This establishes the connection to the X server on the first invocation.
+   *
+   * @return the X Display associated with this XGraphicsDevice
+   */
+  Display getDisplay()
+  {
+    if (display == null)
+      {
+        if (displayName.hostname.equals(""))
+          displayName.hostname = "localhost";
+        if (XToolkit.DEBUG)
+          System.err.println("connecting to : " + displayName);
+        // Try to connect via unix domain sockets when host == localhost.
+        if ((displayName.hostname.equals("localhost")
+             || displayName.hostname.equals(""))
+          && SystemProperties.getProperty("gnu.xawt.no_local_sockets") == null)
+          {
+            Socket socket = createLocalSocket();
+            if (socket != null)
+              {
+                try
+                  {
+                    display = new Display(socket, "localhost",
+                                          displayName.display_no,
+                                          displayName.screen_no);
+                  }
+                catch (EscherServerConnectionException e)
+                  {
+                    throw new RuntimeException(e.getCause()); 
+                  }
+              }
+          }
+
+        // The following happens when we are configured to use plain sockets,
+        // when the connection is probably remote or when we couldn't load
+        // the LocalSocket class stuff.
+        if (display == null)
+          {
+            try
+              {
+                display = new Display(displayName);
+              }
+            catch (EscherServerConnectionException e)
+              {
+                throw new RuntimeException(e.getCause());
+              }
+          }
+        
+        eventPump = new XEventPump(display);
+      }
+    return display;
+  }
+
+  XEventPump getEventPump()
+  {
+    return eventPump;
+  }
+
+  /**
+   * Tries to load the LocalSocket class and initiate a connection to the 
+   * local X server.
+   */
+  private Socket createLocalSocket()
+  {
+    Socket socket = null;
+    try
+      {
+        // TODO: Is this 100% ok?
+        String sockPath = "/tmp/.X11-unix/X" + displayName.display_no;
+        Class localSocketAddressClass =
+          Class.forName("gnu.java.net.local.LocalSocketAddress");
+        Constructor localSocketAddressConstr =
+          localSocketAddressClass.getConstructor(new Class[]{ String.class });
+        Object addr =
+          localSocketAddressConstr.newInstance(new Object[]{ sockPath });
+        Class localSocketClass =
+          Class.forName("gnu.java.net.local.LocalSocket");
+        Constructor localSocketConstructor =
+          localSocketClass.getConstructor(new Class[]{localSocketAddressClass});
+        Object localSocket =
+          localSocketConstructor.newInstance(new Object[]{ addr });
+        socket = (Socket) localSocket;
+      }
+    catch (Exception ex)
+      {
+        // Whatever goes wrong here, we return null.
+      }
+    return socket;
+  }
+}