1 /* |
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2 * Copyright 1996-2004 Sun Microsystems, Inc. All Rights Reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. Sun designates this |
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8 * particular file as subject to the "Classpath" exception as provided |
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9 * by Sun in the LICENSE file that accompanied this code. |
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10 * |
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11 * This code is distributed in the hope that it will be useful, but WITHOUT |
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12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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14 * version 2 for more details (a copy is included in the LICENSE file that |
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15 * accompanied this code). |
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16 * |
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17 * You should have received a copy of the GNU General Public License version |
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18 * 2 along with this work; if not, write to the Free Software Foundation, |
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19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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20 * |
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21 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
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22 * CA 95054 USA or visit www.sun.com if you need additional information or |
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23 * have any questions. |
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24 */ |
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25 |
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26 package sun.awt.motif; |
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27 |
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28 import java.awt.Component; |
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29 import java.awt.peer.FramePeer; |
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30 import sun.awt.EmbeddedFrame; |
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31 import java.awt.peer.ComponentPeer; |
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32 import sun.awt.*; |
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33 import java.awt.*; |
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34 |
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35 public class MEmbeddedFrame extends EmbeddedFrame { |
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36 |
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37 /** |
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38 * Widget id of the shell widget |
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39 */ |
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40 long handle; |
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41 |
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42 public enum IDKind { |
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43 WIDGET, |
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44 WINDOW |
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45 }; |
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46 |
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47 public MEmbeddedFrame() { |
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48 } |
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49 |
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50 /** |
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51 * Backward-compatible implementation. This constructor takes widget which represents Frame's |
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52 * shell and uses it as top-level to build hierarchy of top-level widgets upon. It assumes that |
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53 * no XEmbed support is provided. |
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54 * @param widget a valid Xt widget pointer. |
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55 */ |
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56 public MEmbeddedFrame(long widget) { |
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57 this(widget, IDKind.WIDGET, false); |
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58 } |
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59 |
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60 /** |
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61 * New constructor, gets X Window id and allows to specify whether XEmbed is supported by parent |
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62 * X window. Creates hierarchy of top-level widgets under supplied window ID. |
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63 * @param winid a valid X window |
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64 * @param supportsXEmbed whether the host application supports XEMBED protocol |
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65 */ |
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66 public MEmbeddedFrame(long winid, boolean supportsXEmbed) { |
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67 this(winid, IDKind.WINDOW, supportsXEmbed); |
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68 } |
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69 |
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70 /** |
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71 * Creates embedded frame using ID as parent. |
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72 * @param ID parent ID |
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73 * @param supportsXEmbed whether the host application supports XEMBED protocol |
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74 * @param kind if WIDGET, ID represents a valid Xt widget pointer; if WINDOW, ID is a valid X Window |
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75 * ID |
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76 */ |
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77 public MEmbeddedFrame(long ID, IDKind kind, boolean supportsXEmbed) { |
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78 super(supportsXEmbed); |
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79 if (kind == IDKind.WIDGET) { |
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80 this.handle = ID; |
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81 } else { |
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82 this.handle = getWidget(ID); |
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83 } |
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84 MToolkit toolkit = (MToolkit)Toolkit.getDefaultToolkit(); |
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85 setPeer(toolkit.createEmbeddedFrame(this)); |
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86 /* |
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87 * addNotify() creates a LightweightDispatcher that propagates |
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88 * SunDropTargetEvents to subcomponents. |
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89 * NOTE: show() doesn't call addNotify() for embedded frames. |
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90 */ |
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91 addNotify(); |
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92 show(); |
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93 } |
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94 |
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95 public void synthesizeWindowActivation(boolean b) { |
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96 MEmbeddedFramePeer peer = (MEmbeddedFramePeer)getPeer(); |
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97 if (peer != null) { |
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98 if (peer.supportsXEmbed()) { |
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99 if (peer.isXEmbedActive()) { |
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100 // If XEmbed is active no synthetic focus events are allowed - everything |
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101 // should go through XEmbed |
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102 if (b) { |
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103 peer.requestXEmbedFocus(); |
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104 } |
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105 } |
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106 } else { |
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107 peer.synthesizeFocusInOut(b); |
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108 } |
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109 } |
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110 } |
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111 |
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112 public void show() { |
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113 if (handle != 0) { |
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114 mapWidget(handle); |
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115 } |
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116 super.show(); |
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117 } |
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118 |
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119 protected boolean traverseOut(boolean direction) { |
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120 MEmbeddedFramePeer xefp = (MEmbeddedFramePeer) getPeer(); |
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121 xefp.traverseOut(direction); |
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122 return true; |
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123 } |
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124 |
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125 // Native methods to handle widget <-> X Windows mapping |
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126 // |
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127 static native long getWidget(long winid); |
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128 static native int mapWidget(long widget); |
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129 public void registerAccelerator(AWTKeyStroke stroke) { |
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130 MEmbeddedFramePeer xefp = (MEmbeddedFramePeer) getPeer(); |
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131 if (xefp != null) { |
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132 xefp.registerAccelerator(stroke); |
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133 } |
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134 } |
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135 public void unregisterAccelerator(AWTKeyStroke stroke) { |
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136 MEmbeddedFramePeer xefp = (MEmbeddedFramePeer) getPeer(); |
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137 if (xefp != null) { |
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138 xefp.unregisterAccelerator(stroke); |
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139 } |
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140 } |
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141 } |
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