1 /* 2 * Copyright (c) 1999, 2010, 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 sun.awt.windows; 27 28 import java.awt.*; 29 import java.awt.peer.DialogPeer; 30 import java.awt.peer.ComponentPeer; 31 import java.awt.dnd.DropTarget; 32 import java.util.Vector; 33 import sun.awt.AppContext; 34 import sun.awt.CausedFocusEvent; 35 import sun.awt.AWTAccessor; 36 37 public class WPrintDialogPeer extends WWindowPeer implements DialogPeer { 38 39 static { 40 initIDs(); 41 } 42 43 private WComponentPeer parent; 44 45 private Vector<WWindowPeer> blockedWindows = new Vector<WWindowPeer>(); 46 47 WPrintDialogPeer(WPrintDialog target) { 48 super(target); 49 } 50 51 void create(WComponentPeer parent) { 52 this.parent = parent; 53 } 54 55 // fix for CR 6178323: 56 // don't use checkCreation() from WComponentPeer to avoid hwnd check 57 protected void checkCreation() { 58 } 59 60 protected void disposeImpl() { 61 WToolkit.targetDisposedPeer(target, this); 62 } 63 64 private native boolean _show(); 65 66 public void show() { 67 new Thread(new Runnable() { 68 public void run() { 69 try { 70 ((WPrintDialog)target).setRetVal(_show()); 71 } catch (Exception e) { 72 // No exception should be thrown by native dialog code, 73 // but if it is we need to trap it so the thread does 74 // not hide is called and the thread doesn't hang. 75 } 76 ((WPrintDialog)target).setVisible(false); 77 } 78 }).start(); 79 } 80 81 synchronized void setHWnd(long hwnd) { 82 this.hwnd = hwnd; 83 for (WWindowPeer window : blockedWindows) { 84 if (hwnd != 0) { 85 window.modalDisable((Dialog)target, hwnd); 86 } else { 87 window.modalEnable((Dialog)target); 88 } 89 } 90 } 91 92 synchronized void blockWindow(WWindowPeer window) { 93 blockedWindows.add(window); 94 if (hwnd != 0) { 95 window.modalDisable((Dialog)target, hwnd); 96 } 97 } 98 synchronized void unblockWindow(WWindowPeer window) { 99 blockedWindows.remove(window); 100 if (hwnd != 0) { 101 window.modalEnable((Dialog)target); 102 } 103 } 104 105 public void blockWindows(java.util.List<Window> toBlock) { 106 for (Window w : toBlock) { 107 WWindowPeer wp = (WWindowPeer)AWTAccessor.getComponentAccessor().getPeer(w); 108 if (wp != null) { 109 blockWindow(wp); 110 } 111 } 112 } 113 114 public native void toFront(); 115 public native void toBack(); 116 117 // unused methods. Overridden to disable this functionality as 118 // it requires HWND which is not available for FileDialog 119 void initialize() {} 120 public void setAlwaysOnTop(boolean b) {} 121 public void setResizable(boolean resizable) {} 122 public void hide() {} 123 public void enable() {} 124 public void disable() {} 125 public void reshape(int x, int y, int width, int height) {} 126 public boolean handleEvent(Event e) { return false; } 127 public void setForeground(Color c) {} 128 public void setBackground(Color c) {} 129 public void setFont(Font f) {} 130 public void updateMinimumSize() {} 131 public void updateIconImages() {} 132 public boolean requestFocus(boolean temporary, boolean focusedWindowChangeAllowed) { 133 return false; 134 } 135 136 public boolean requestFocus 137 (Component lightweightChild, boolean temporary, 138 boolean focusedWindowChangeAllowed, long time, CausedFocusEvent.Cause cause) 139 { 140 141 return false; 142 } 143 144 public void updateFocusableWindowState() {} 145 void start() {} 146 public void beginValidate() {} 147 public void endValidate() {} 148 void invalidate(int x, int y, int width, int height) {} 149 public void addDropTarget(DropTarget dt) {} 150 public void removeDropTarget(DropTarget dt) {} 151 public void setZOrder(ComponentPeer above) {} 152 153 /** 154 * Initialize JNI field and method ids 155 */ 156 private static native void initIDs(); 157 158 // The effects are not supported for system dialogs. 159 public void applyShape(sun.java2d.pipe.Region shape) {} 160 public void setOpacity(float opacity) {} 161 public void setOpaque(boolean isOpaque) {} 162 public void updateWindow(java.awt.image.BufferedImage backBuffer) {} 163 164 // the file/print dialogs are native dialogs and 165 // the native system does their own rendering 166 @Override 167 public void createScreenSurface(boolean isResize) {} 168 @Override 169 public void replaceSurfaceData() {} 170 }