1 /*
   2  * Copyright (c) 2010, 2014, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package com.sun.javafx.stage;
  27 
  28 import javafx.event.Event;
  29 import javafx.stage.Window;
  30 
  31 import com.sun.javafx.tk.FocusCause;
  32 import com.sun.javafx.tk.TKStageListener;
  33 import javafx.stage.WindowEvent;
  34 
  35 /**
  36  * Listener for the Stage Peer to pass updates and events back to the stage.
  37  *
  38  */
  39 public class WindowPeerListener implements TKStageListener {
  40 
  41     private final Window window;
  42 
  43     public WindowPeerListener(Window window) {
  44         this.window = window;
  45     }
  46 
  47     @Override
  48     public void changedLocation(float x, float y) {
  49         WindowHelper.notifyLocationChanged(window, x, y);
  50     }
  51 
  52     @Override
  53     public void changedSize(float width, float height) {
  54         WindowHelper.notifySizeChanged(window, width, height);
  55     }
  56 
  57     public void changedFocused(boolean focused, FocusCause cause) {
  58         // Also overridden in subclasses
  59         window.setFocused(focused);
  60     }
  61 
  62     public void changedIconified(boolean iconified) {
  63         // Overridden in subclasses
  64     }
  65 
  66     public void changedMaximized(boolean maximized) {
  67         // Overridden in subclasses
  68     }
  69 
  70     public void changedResizable(boolean resizable) {
  71         // Overridden in subclasses
  72     }
  73 
  74     public void changedFullscreen(boolean fs) {
  75         // Overridden in subclasses
  76     }
  77     
  78     public void changedAlwaysOnTop(boolean aot) {
  79         // Overridden in subclasses
  80     }
  81 
  82     @Override
  83     public void closing() {
  84         Event.fireEvent(window, 
  85                         new WindowEvent(window,
  86                                         WindowEvent.WINDOW_CLOSE_REQUEST));
  87     }
  88 
  89     @Override
  90     public void closed() {
  91         if (window.isShowing()) {
  92             // This is a notification to an owned window, which is being
  93             // closed as a result of closing its owner. The owned window
  94             // can be a modal dialog, so we call hide() to exit its nested
  95             // event loop and unblock other windows.
  96             window.hide();
  97         }
  98     }
  99 
 100     @Override public void focusUngrab() {
 101         Event.fireEvent(window, new FocusUngrabEvent());
 102     }
 103    
 104     /**
 105      * Initialize accessibility
 106      */
 107     @Override
 108     public void initAccessibleTKStageListener() {
 109         // Overridden in subclasses
 110     }
 111 }