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1 files changed, 314 insertions, 0 deletions

diff --git a/libjava/classpath/java/awt/event/WindowEvent.java b/libjava/classpath/java/awt/event/WindowEvent.java
new file mode 100644
index 000000000..b52fefcdc
--- /dev/null
+++ b/libjava/classpath/java/awt/event/WindowEvent.java
@@ -0,0 +1,314 @@
+/* WindowEvent.java -- window change event
+   Copyright (C) 1999, 2002, 2005  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 java.awt.event;
+
+import gnu.java.lang.CPStringBuilder;
+
+import java.awt.Frame;
+import java.awt.Window;
+
+/**
+ * This event is generated when there is a change in a window. This includes
+ * creation, closing, iconification, activation, and focus changes. There
+ * are three listeners, for three types of events: WindowListeners deal with
+ * the lifecycle of a window, WindowStateListeners deal with window state
+ * like maximization, and WindowFocusListeners deal with focus switching to
+ * or from a window.
+ *
+ * @author Aaron M. Renn (arenn@urbanophile.com)
+ * @see WindowAdapter
+ * @see WindowListener
+ * @see WindowFocusListener
+ * @see WindowStateListener
+ * @since 1.1
+ * @status updated to 1.4
+ */
+public class WindowEvent extends ComponentEvent
+{
+  /**
+   * Compatible with JDK 1.1+.
+   */
+  private static final long serialVersionUID = -1567959133147912127L;
+
+  /** This is the first id in the range of event ids used by this class. */
+  public static final int WINDOW_FIRST = 200;
+
+  /** This is the id for a window that is opened. */
+  public static final int WINDOW_OPENED = 200;
+
+  /** This is the id for a window that is about to close. */
+  public static final int WINDOW_CLOSING = 201;
+
+  /** This is the id for a window that finished closing. */
+  public static final int WINDOW_CLOSED = 202;
+
+  /** This is the id for a window that is iconified. */
+  public static final int WINDOW_ICONIFIED = 203;
+
+  /** This is the id for a window that is de-iconified. */
+  public static final int WINDOW_DEICONIFIED = 204;
+
+  /** This is the id for a window that is activated. */
+  public static final int WINDOW_ACTIVATED = 205;
+
+  /** This is the id for a window that is de-activated. */
+  public static final int WINDOW_DEACTIVATED = 206;
+
+  /**
+   * This is the id for a window becoming the focused window.
+   *
+   * @since 1.4
+   */
+  public static final int WINDOW_GAINED_FOCUS = 207;
+
+  /**
+   * This is the id for a window losing all focus.
+   *
+   * @since 1.4
+   */
+  public static final int WINDOW_LOST_FOCUS = 208;
+
+  /**
+   * This is the id for a window state change, such as maximization.
+   *
+   * @since 1.4
+   */
+  public static final int WINDOW_STATE_CHANGED = 209;
+
+  /** This is the last id in the range of event ids used by this class. */
+  public static final int WINDOW_LAST = 209;
+
+  /**
+   * The other Window involved in a focus or activation change. For
+   * WINDOW_ACTIVATED and WINDOW_GAINED_FOCUS events, this is the window that
+   * lost focus; for WINDOW_DEACTIVATED and WINDOW_LOST_FOCUS, this is the
+   * window that stole focus; and for other events (or when native
+   * implementation does not have the data available), this is null.
+   *
+   * @see #getOppositeWindow()
+   * @serial the opposite window, or null
+   * @since 1.4
+   */
+  private final Window opposite;
+
+  /**
+   * The former state of the window.
+   *
+   * @serial bitmask of the old window state
+   * @since 1.4
+   */
+  private final int oldState;
+
+  /**
+   * The present state of the window.
+   *
+   * @serial bitmask of the new window state
+   * @since 1.4
+   */
+  private final int newState;
+
+  /**
+   * Initializes a new instance of <code>WindowEvent</code> with the specified
+   * parameters. Note that an invalid id leads to unspecified results.
+   *
+   * @param source the window that generated this event
+   * @param id the event id
+   * @param opposite the window that received the opposite event, or null
+   * @param oldState the previous state of this window
+   * @param newState the new state of this window
+   * @throws IllegalArgumentException if source is null
+   * @since 1.4
+   */
+  public WindowEvent(Window source, int id, Window opposite,
+                     int oldState, int newState)
+  {
+    super(source, id);
+    this.opposite = opposite;
+    this.oldState = oldState;
+    this.newState = newState;
+  }
+
+  /**
+   * Initializes a new instance of <code>WindowEvent</code> with the specified
+   * parameters. Note that an invalid id leads to unspecified results.
+   *
+   * @param source the window that generated this event
+   * @param id the event id
+   * @param opposite the window that received the opposite event, or null
+   * @throws IllegalArgumentException if source is null
+   * @since 1.4
+   */
+  public WindowEvent(Window source, int id, Window opposite)
+  {
+    this(source, id, opposite, 0, 0);
+  }
+
+  /**
+   * Initializes a new instance of <code>WindowEvent</code> with the specified
+   * parameters. Note that an invalid id leads to unspecified results.
+   *
+   * @param source the window that generated this event
+   * @param id the event id
+   * @param oldState the previous state of this window
+   * @param newState the new state of this window
+   * @throws IllegalArgumentException if source is null
+   * @since 1.4
+   */
+  public WindowEvent(Window source, int id, int oldState, int newState)
+  {
+    this(source, id, null, oldState, newState);
+  }
+
+  /**
+   * Initializes a new instance of <code>WindowEvent</code> with the specified
+   * parameters. Note that an invalid id leads to unspecified results.
+   *
+   * @param source the window that generated this event
+   * @param id the event id
+   * @throws IllegalArgumentException if source is null
+   */
+  public WindowEvent(Window source, int id)
+  {
+    this(source, id, null, 0, 0);
+  }
+
+  /**
+   * Returns the event source as a <code>Window</code>. If the source has
+   * subsequently been modified to a non-Window, this returns null.
+  *
+  * @return the event source as a <code>Window</code>
+  */
+  public Window getWindow()
+  {
+    return source instanceof Window ? (Window) source : null;
+  }
+
+  /**
+   * Returns the opposite window if this window was involved in an activation
+   * or focus change. For WINDOW_ACTIVATED and WINDOW_GAINED_FOCUS events,
+   * this is the window that lost focus; for WINDOW_DEACTIVATED and
+   * WINDOW_LOST_FOCUS, this is the window that stole focus; and for other
+   * events (or when native implementation does not have the data available),
+   * this is null.
+   *
+   * @return the opposite window, or null
+   * @since 1.4
+   */
+  public Window getOppositeWindow()
+  {
+    return opposite;
+  }
+
+  /**
+   * Returns the state of this window before the event. This is the bitwise
+   * or of fields in Frame: NORMAL, ICONIFIED, MAXIMIZED_HORIZ, MAXIMIZED_VERT,
+   * and MAXIMIZED_BOTH.
+   *
+   * @return the former state
+   * @see Frame#getExtendedState()
+   * @since 1.4
+   */
+  public int getOldState()
+  {
+    return oldState;
+  }
+
+  /**
+   * Returns the state of this window after the event. This is the bitwise
+   * or of fields in Frame: NORMAL, ICONIFIED, MAXIMIZED_HORIZ, MAXIMIZED_VERT,
+   * and MAXIMIZED_BOTH.
+   *
+   * @return the updated state
+   * @see Frame#getExtendedState()
+   * @since 1.4
+   */
+  public int getNewState()
+  {
+    return newState;
+  }
+
+  /**
+   * Returns a string that identifies this event. This is formatted as the
+   * field name of the id, followed by the opposite window, old state, and
+   * new state.
+   *
+   * @return a string that identifies this event
+   */
+  public String paramString()
+  {
+    CPStringBuilder s = new CPStringBuilder();
+    switch (id)
+      {
+      case WINDOW_OPENED:
+        s.append("WINDOW_OPENED,opposite=");
+        break;
+      case WINDOW_CLOSING:
+        s.append("WINDOW_CLOSING,opposite=");
+        break;
+      case WINDOW_CLOSED:
+        s.append("WINDOW_CLOSED,opposite=");
+        break;
+      case WINDOW_ICONIFIED:
+        s.append("WINDOW_ICONIFIED,opposite=");
+        break;
+      case WINDOW_DEICONIFIED:
+        s.append("WINDOW_DEICONIFIED,opposite=");
+        break;
+      case WINDOW_ACTIVATED:
+        s.append("WINDOW_ACTIVATED,opposite=");
+        break;
+      case WINDOW_DEACTIVATED:
+        s.append("WINDOW_DEACTIVATED,opposite=");
+        break;
+      case WINDOW_GAINED_FOCUS:
+        s.append("WINDOW_GAINED_FOCUS,opposite=");
+        break;
+      case WINDOW_LOST_FOCUS:
+        s.append("WINDOW_LOST_FOCUS,opposite=");
+        break;
+      case WINDOW_STATE_CHANGED:
+        s.append("WINDOW_STATE_CHANGED,opposite=");
+        break;
+      default:
+        s.append("unknown type,opposite=");
+      }
+    return s.append(opposite).append(",oldState=").append(oldState)
+      .append(",newState=").append(newState).toString();
+  }
+} // class WindowEvent