1 /*
   2  * Copyright (c) 2011, 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.lwawt.macosx;
  27 
  28 import java.awt.BufferCapabilities.FlipContents;
  29 import java.awt.*;
  30 import java.awt.Dialog.ModalityType;
  31 import java.awt.event.*;
  32 import java.awt.peer.WindowPeer;
  33 import java.beans.*;
  34 import java.util.List;
  35 
  36 import javax.swing.*;
  37 
  38 import sun.awt.*;
  39 import sun.java2d.SurfaceData;
  40 import sun.java2d.opengl.CGLSurfaceData;
  41 import sun.lwawt.*;
  42 import sun.lwawt.LWWindowPeer.PeerType;
  43 import sun.util.logging.PlatformLogger;
  44 
  45 import com.apple.laf.*;
  46 import com.apple.laf.ClientPropertyApplicator.Property;
  47 import com.sun.awt.AWTUtilities;
  48 
  49 public class CPlatformWindow extends CFRetainedResource implements PlatformWindow {
  50     private native long nativeCreateNSWindow(long nsViewPtr, long styleBits, double x, double y, double w, double h);
  51     private static native void nativeSetNSWindowStyleBits(long nsWindowPtr, int mask, int data);
  52     private static native void nativeSetNSWindowMenuBar(long nsWindowPtr, long menuBarPtr);
  53     private static native Insets nativeGetNSWindowInsets(long nsWindowPtr);
  54     private static native void nativeSetNSWindowBounds(long nsWindowPtr, double x, double y, double w, double h);
  55     private static native void nativeSetNSWindowMinMax(long nsWindowPtr, double minW, double minH, double maxW, double maxH);
  56     private static native void nativePushNSWindowToBack(long nsWindowPtr);
  57     private static native void nativePushNSWindowToFront(long nsWindowPtr);
  58     private static native void nativeSetNSWindowTitle(long nsWindowPtr, String title);
  59     private static native void nativeSetNSWindowAlpha(long nsWindowPtr, float alpha);
  60     private static native void nativeRevalidateNSWindowShadow(long nsWindowPtr);
  61     private static native void nativeSetNSWindowMinimizedIcon(long nsWindowPtr, long nsImage);
  62     private static native void nativeSetNSWindowRepresentedFilename(long nsWindowPtr, String representedFilename);
  63     private static native void nativeSetNSWindowSecurityWarningPositioning(long nsWindowPtr, double x, double y, float biasX, float biasY);
  64     private static native void nativeSetEnabled(long nsWindowPtr, boolean isEnabled);
  65 
  66     private static native int nativeGetScreenNSWindowIsOn_AppKitThread(long nsWindowPtr);
  67 
  68     // Loger to report issues happened during execution but that do not affect functionality
  69     private static final PlatformLogger logger = PlatformLogger.getLogger("sun.lwawt.macosx.CPlatformWindow");
  70     private static final PlatformLogger focusLogger = PlatformLogger.getLogger("sun.lwawt.macosx.focus.CPlatformWindow");
  71 
  72     // for client properties
  73     public static final String WINDOW_BRUSH_METAL_LOOK = "apple.awt.brushMetalLook";
  74     public static final String WINDOW_DRAGGABLE_BACKGROUND = "apple.awt.draggableWindowBackground";
  75 
  76     public static final String WINDOW_ALPHA = "Window.alpha";
  77     public static final String WINDOW_SHADOW = "Window.shadow";
  78 
  79     public static final String WINDOW_STYLE = "Window.style";
  80     public static final String WINDOW_SHADOW_REVALIDATE_NOW = "apple.awt.windowShadow.revalidateNow";
  81 
  82     public static final String WINDOW_DOCUMENT_MODIFIED = "Window.documentModified";
  83     public static final String WINDOW_DOCUMENT_FILE = "Window.documentFile";
  84 
  85     public static final String WINDOW_CLOSEABLE = "Window.closeable";
  86     public static final String WINDOW_MINIMIZABLE = "Window.minimizable";
  87     public static final String WINDOW_ZOOMABLE = "Window.zoomable";
  88     public static final String WINDOW_HIDES_ON_DEACTIVATE="Window.hidesOnDeactivate";
  89 
  90     public static final String WINDOW_DOC_MODAL_SHEET = "apple.awt.documentModalSheet";
  91     public static final String WINDOW_FADE_DELEGATE = "apple.awt._windowFadeDelegate";
  92     public static final String WINDOW_FADE_IN = "apple.awt._windowFadeIn";
  93     public static final String WINDOW_FADE_OUT = "apple.awt._windowFadeOut";
  94     public static final String WINDOW_FULLSCREENABLE = "apple.awt.fullscreenable";
  95 
  96 
  97     // Yeah, I know. But it's easier to deal with ints from JNI
  98     static final int MODELESS = 0;
  99     static final int DOCUMENT_MODAL = 1;
 100     static final int APPLICATION_MODAL = 2;
 101     static final int TOOLKIT_MODAL = 3;
 102 
 103     // window style bits
 104     static final int _RESERVED_FOR_DATA = 1 << 0;
 105 
 106     // corresponds to native style mask bits
 107     static final int DECORATED = 1 << 1;
 108     static final int TEXTURED = 1 << 2;
 109     static final int UNIFIED = 1 << 3;
 110     static final int UTILITY = 1 << 4;
 111     static final int HUD = 1 << 5;
 112     static final int SHEET = 1 << 6;
 113 
 114     static final int CLOSEABLE = 1 << 7;
 115     static final int MINIMIZABLE = 1 << 8;
 116 
 117     static final int RESIZABLE = 1 << 9; // both a style bit and prop bit
 118     static final int NONACTIVATING = 1 << 24;
 119 
 120     static final int _STYLE_PROP_BITMASK = DECORATED | TEXTURED | UNIFIED | UTILITY | HUD | SHEET | CLOSEABLE | MINIMIZABLE | RESIZABLE;
 121 
 122     // corresponds to method-based properties
 123     static final int HAS_SHADOW = 1 << 10;
 124     static final int ZOOMABLE = 1 << 11;
 125 
 126     static final int ALWAYS_ON_TOP = 1 << 15;
 127     static final int HIDES_ON_DEACTIVATE = 1 << 17;
 128     static final int DRAGGABLE_BACKGROUND = 1 << 19;
 129     static final int DOCUMENT_MODIFIED = 1 << 21;
 130     static final int FULLSCREENABLE = 1 << 23;
 131 
 132     static final int _METHOD_PROP_BITMASK = RESIZABLE | HAS_SHADOW | ZOOMABLE | ALWAYS_ON_TOP | HIDES_ON_DEACTIVATE | DRAGGABLE_BACKGROUND | DOCUMENT_MODIFIED | FULLSCREENABLE;
 133 
 134     // corresponds to callback-based properties
 135     static final int SHOULD_BECOME_KEY = 1 << 12;
 136     static final int SHOULD_BECOME_MAIN = 1 << 13;
 137     static final int MODAL_EXCLUDED = 1 << 16;
 138 
 139     static final int _CALLBACK_PROP_BITMASK = SHOULD_BECOME_KEY | SHOULD_BECOME_MAIN | MODAL_EXCLUDED;
 140 
 141     static int SET(final int bits, final int mask, final boolean value) {
 142         if (value) return (bits | mask);
 143         return bits & ~mask;
 144     }
 145 
 146     static boolean IS(final int bits, final int mask) {
 147         return (bits & mask) != 0;
 148     }
 149 
 150     @SuppressWarnings("unchecked")
 151     static ClientPropertyApplicator<JRootPane, CPlatformWindow> CLIENT_PROPERTY_APPLICATOR = new ClientPropertyApplicator<JRootPane, CPlatformWindow>(new Property[] {
 152         new Property<CPlatformWindow>(WINDOW_DOCUMENT_MODIFIED) { public void applyProperty(final CPlatformWindow c, final Object value) {
 153             c.setStyleBits(DOCUMENT_MODIFIED, value == null ? false : Boolean.parseBoolean(value.toString()));
 154         }},
 155         new Property<CPlatformWindow>(WINDOW_BRUSH_METAL_LOOK) { public void applyProperty(final CPlatformWindow c, final Object value) {
 156             c.setStyleBits(TEXTURED, Boolean.parseBoolean(value.toString()));
 157         }},
 158         new Property<CPlatformWindow>(WINDOW_ALPHA) { public void applyProperty(final CPlatformWindow c, final Object value) {
 159             AWTUtilities.setWindowOpacity(c.target, value == null ? 1.0f : Float.parseFloat(value.toString()));
 160         }},
 161         new Property<CPlatformWindow>(WINDOW_SHADOW) { public void applyProperty(final CPlatformWindow c, final Object value) {
 162             c.setStyleBits(HAS_SHADOW, value == null ? true : Boolean.parseBoolean(value.toString()));
 163         }},
 164         new Property<CPlatformWindow>(WINDOW_MINIMIZABLE) { public void applyProperty(final CPlatformWindow c, final Object value) {
 165             c.setStyleBits(MINIMIZABLE, Boolean.parseBoolean(value.toString()));
 166         }},
 167         new Property<CPlatformWindow>(WINDOW_CLOSEABLE) { public void applyProperty(final CPlatformWindow c, final Object value) {
 168             c.setStyleBits(CLOSEABLE, Boolean.parseBoolean(value.toString()));
 169         }},
 170         new Property<CPlatformWindow>(WINDOW_ZOOMABLE) { public void applyProperty(final CPlatformWindow c, final Object value) {
 171             c.setStyleBits(ZOOMABLE, Boolean.parseBoolean(value.toString()));
 172         }},
 173         new Property<CPlatformWindow>(WINDOW_FULLSCREENABLE) { public void applyProperty(final CPlatformWindow c, final Object value) {
 174             c.setStyleBits(FULLSCREENABLE, Boolean.parseBoolean(value.toString()));
 175         }},
 176         new Property<CPlatformWindow>(WINDOW_SHADOW_REVALIDATE_NOW) { public void applyProperty(final CPlatformWindow c, final Object value) {
 177             nativeRevalidateNSWindowShadow(c.getNSWindowPtr());
 178         }},
 179         new Property<CPlatformWindow>(WINDOW_DOCUMENT_FILE) { public void applyProperty(final CPlatformWindow c, final Object value) {
 180             if (value == null || !(value instanceof java.io.File)) {
 181                 nativeSetNSWindowRepresentedFilename(c.getNSWindowPtr(), null);
 182                 return;
 183             }
 184 
 185             final String filename = ((java.io.File)value).getAbsolutePath();
 186             nativeSetNSWindowRepresentedFilename(c.getNSWindowPtr(), filename);
 187         }}
 188     }) {
 189         public CPlatformWindow convertJComponentToTarget(final JRootPane p) {
 190             Component root = SwingUtilities.getRoot(p);
 191             if (root == null || (LWWindowPeer)root.getPeer() == null) return null;
 192             return (CPlatformWindow)((LWWindowPeer)root.getPeer()).getPlatformWindow();
 193         }
 194     };
 195 
 196     // Bounds of the native widget but in the Java coordinate system.
 197     // In order to keep it up-to-date we will update them on
 198     // 1) setting native bounds via nativeSetBounds() call
 199     // 2) getting notification from the native level via deliverMoveResizeEvent()
 200     private Rectangle nativeBounds;
 201     private volatile boolean isFullScreenMode = false;
 202 
 203     private Window target;
 204     private LWWindowPeer peer;
 205     private CPlatformView contentView;
 206     private CPlatformWindow owner;
 207     private boolean visible = false; // visibility status from native perspective
 208     private boolean undecorated; // initialized in getInitialStyleBits()
 209     private Rectangle normalBounds = null; // not-null only for undecorated maximized windows
 210     private CPlatformResponder responder;
 211 
 212     public CPlatformWindow(final PeerType peerType) {
 213         super(0, true);
 214         assert (peerType == PeerType.SIMPLEWINDOW || peerType == PeerType.DIALOG || peerType == PeerType.FRAME);
 215     }
 216 
 217     /*
 218      * Delegate initialization (create native window and all the
 219      * related resources).
 220      */
 221     @Override // PlatformWindow
 222     public void initialize(Window _target, LWWindowPeer _peer, PlatformWindow _owner) {
 223         this.peer = _peer;
 224         this.target = _target;
 225         if (_owner instanceof CPlatformWindow) {
 226             this.owner = (CPlatformWindow)_owner;
 227         }
 228 
 229         final int styleBits = getInitialStyleBits();
 230 
 231         // TODO: handle these misc properties
 232         final long parentNSWindowPtr = (owner != null ? owner.getNSWindowPtr() : 0);
 233         String warningString = target.getWarningString();
 234 
 235         responder = new CPlatformResponder(peer, false);
 236         contentView = new CPlatformView();
 237         contentView.initialize(peer, responder);
 238 
 239         final long nativeWindowPtr = nativeCreateNSWindow(contentView.getAWTView(), styleBits, 0, 0, 0, 0);
 240         setPtr(nativeWindowPtr);
 241 
 242         // TODO: implement on top of JObjC bridged class
 243     //    NSWindow window = JObjC.getInstance().AppKit().NSWindow().getInstance(nativeWindowPtr, JObjCRuntime.getInstance());
 244 
 245         // Since JDK7 we have standard way to set opacity, so we should not pick
 246         // background's alpha.
 247         // TODO: set appropriate opacity value
 248         //        this.opacity = target.getOpacity();
 249         //        this.setOpacity(this.opacity);
 250 
 251         final float windowAlpha = target.getOpacity();
 252         if (windowAlpha != 1.0f) {
 253             nativeSetNSWindowAlpha(nativeWindowPtr, windowAlpha);
 254         }
 255 
 256         if (target instanceof javax.swing.RootPaneContainer) {
 257             final javax.swing.JRootPane rootpane = ((javax.swing.RootPaneContainer)target).getRootPane();
 258             if (rootpane != null) rootpane.addPropertyChangeListener("ancestor", new PropertyChangeListener() {
 259                 public void propertyChange(final PropertyChangeEvent evt) {
 260                     CLIENT_PROPERTY_APPLICATOR.attachAndApplyClientProperties(rootpane);
 261                     rootpane.removePropertyChangeListener("ancestor", this);
 262                 }
 263             });
 264         }
 265 
 266         validateSurface();
 267     }
 268 
 269     protected int getInitialStyleBits() {
 270         // defaults style bits
 271         int styleBits = DECORATED | HAS_SHADOW | CLOSEABLE | MINIMIZABLE | ZOOMABLE | RESIZABLE;
 272 
 273         if (isNativelyFocusableWindow()) {
 274             styleBits = SET(styleBits, SHOULD_BECOME_KEY, true);
 275             styleBits = SET(styleBits, SHOULD_BECOME_MAIN, true);
 276         }
 277 
 278         final boolean isFrame = (target instanceof Frame);
 279         final boolean isDialog = (target instanceof Dialog);
 280         final boolean isPopup = (target.getType() == Window.Type.POPUP);
 281         if (isDialog) {
 282             styleBits = SET(styleBits, MINIMIZABLE, false);
 283         }
 284 
 285         // Either java.awt.Frame or java.awt.Dialog can be undecorated, however java.awt.Window always is undecorated.
 286         {
 287             this.undecorated = isFrame ? ((Frame)target).isUndecorated() : (isDialog ? ((Dialog)target).isUndecorated() : true);
 288             if (this.undecorated) styleBits = SET(styleBits, DECORATED, false);
 289         }
 290 
 291         // Either java.awt.Frame or java.awt.Dialog can be resizable, however java.awt.Window is never resizable
 292         {
 293             final boolean resizable = isFrame ? ((Frame)target).isResizable() : (isDialog ? ((Dialog)target).isResizable() : false);
 294             styleBits = SET(styleBits, RESIZABLE, resizable);
 295             if (!resizable) {
 296                 styleBits = SET(styleBits, RESIZABLE, false);
 297                 styleBits = SET(styleBits, ZOOMABLE, false);
 298             }
 299         }
 300 
 301         if (target.isAlwaysOnTop()) {
 302             styleBits = SET(styleBits, ALWAYS_ON_TOP, true);
 303         }
 304 
 305         if (target.getModalExclusionType() == Dialog.ModalExclusionType.APPLICATION_EXCLUDE) {
 306             styleBits = SET(styleBits, MODAL_EXCLUDED, true);
 307         }
 308 
 309         // If the target is a dialog, popup or tooltip we want it to ignore the brushed metal look.
 310         if (isPopup) {
 311             styleBits = SET(styleBits, TEXTURED, true);
 312             // Popups in applets don't activate applet's process
 313             styleBits = SET(styleBits, NONACTIVATING, true);
 314         }
 315 
 316         if (target instanceof javax.swing.RootPaneContainer) {
 317             javax.swing.JRootPane rootpane = ((javax.swing.RootPaneContainer)target).getRootPane();
 318             Object prop = null;
 319 
 320             prop = rootpane.getClientProperty(WINDOW_BRUSH_METAL_LOOK);
 321             if (prop != null) {
 322                 styleBits = SET(styleBits, TEXTURED, Boolean.parseBoolean(prop.toString()));
 323             }
 324 
 325             if (isDialog && ((Dialog)target).getModalityType() == ModalityType.DOCUMENT_MODAL) {
 326                 prop = rootpane.getClientProperty(WINDOW_DOC_MODAL_SHEET);
 327                 if (prop != null) {
 328                     styleBits = SET(styleBits, SHEET, Boolean.parseBoolean(prop.toString()));
 329                 }
 330             }
 331 
 332             prop = rootpane.getClientProperty(WINDOW_STYLE);
 333             if (prop != null) {
 334                 if ("small".equals(prop))  {
 335                     styleBits = SET(styleBits, UTILITY, true);
 336                     if (target.isAlwaysOnTop() && rootpane.getClientProperty(WINDOW_HIDES_ON_DEACTIVATE) == null) {
 337                         styleBits = SET(styleBits, HIDES_ON_DEACTIVATE, true);
 338                     }
 339                 }
 340                 if ("textured".equals(prop)) styleBits = SET(styleBits, TEXTURED, true);
 341                 if ("unified".equals(prop)) styleBits = SET(styleBits, UNIFIED, true);
 342                 if ("hud".equals(prop)) styleBits = SET(styleBits, HUD, true);
 343             }
 344 
 345             prop = rootpane.getClientProperty(WINDOW_HIDES_ON_DEACTIVATE);
 346             if (prop != null) {
 347                 styleBits = SET(styleBits, HIDES_ON_DEACTIVATE, Boolean.parseBoolean(prop.toString()));
 348             }
 349 
 350             prop = rootpane.getClientProperty(WINDOW_CLOSEABLE);
 351             if (prop != null) {
 352                 styleBits = SET(styleBits, CLOSEABLE, Boolean.parseBoolean(prop.toString()));
 353             }
 354 
 355             prop = rootpane.getClientProperty(WINDOW_MINIMIZABLE);
 356             if (prop != null) {
 357                 styleBits = SET(styleBits, MINIMIZABLE, Boolean.parseBoolean(prop.toString()));
 358             }
 359 
 360             prop = rootpane.getClientProperty(WINDOW_ZOOMABLE);
 361             if (prop != null) {
 362                 styleBits = SET(styleBits, ZOOMABLE, Boolean.parseBoolean(prop.toString()));
 363             }
 364 
 365             prop = rootpane.getClientProperty(WINDOW_FULLSCREENABLE);
 366             if (prop != null) {
 367                 styleBits = SET(styleBits, FULLSCREENABLE, Boolean.parseBoolean(prop.toString()));
 368             }
 369 
 370             prop = rootpane.getClientProperty(WINDOW_SHADOW);
 371             if (prop != null) {
 372                 styleBits = SET(styleBits, HAS_SHADOW, Boolean.parseBoolean(prop.toString()));
 373             }
 374 
 375             prop = rootpane.getClientProperty(WINDOW_DRAGGABLE_BACKGROUND);
 376             if (prop != null) {
 377                 styleBits = SET(styleBits, DRAGGABLE_BACKGROUND, Boolean.parseBoolean(prop.toString()));
 378             }
 379         }
 380 
 381         return styleBits;
 382     }
 383 
 384     // this is the counter-point to -[CWindow _nativeSetStyleBit:]
 385     protected void setStyleBits(final int mask, final boolean value) {
 386         nativeSetNSWindowStyleBits(getNSWindowPtr(), mask, value ? mask : 0);
 387     }
 388 
 389     private native void _toggleFullScreenMode(final long model);
 390 
 391     public void toggleFullScreen() {
 392         _toggleFullScreenMode(getNSWindowPtr());
 393     }
 394 
 395     @Override // PlatformWindow
 396     public void setMenuBar(MenuBar mb) {
 397         final long nsWindowPtr = getNSWindowPtr();
 398         CMenuBar mbPeer = (CMenuBar)LWToolkit.targetToPeer(mb);
 399         if (mbPeer != null) {
 400             nativeSetNSWindowMenuBar(nsWindowPtr, mbPeer.getModel());
 401         } else {
 402             nativeSetNSWindowMenuBar(nsWindowPtr, 0);
 403         }
 404     }
 405 
 406     @Override // PlatformWindow
 407     public Image createBackBuffer() {
 408         return contentView.createBackBuffer();
 409     }
 410 
 411     @Override // PlatformWindow
 412     public void dispose() {
 413         if (owner != null) {
 414             CWrapper.NSWindow.removeChildWindow(owner.getNSWindowPtr(), getNSWindowPtr());
 415         }
 416         // Make sure window is ordered out before it is disposed, we could order it out right here or
 417         // we could postpone the disposal, I think postponing is probably better.
 418         EventQueue.invokeLater(new Runnable() {
 419             public void run() {
 420                 contentView.dispose();
 421                 CPlatformWindow.super.dispose();
 422             }
 423         });
 424     }
 425 
 426     @Override // PlatformWindow
 427     public void flip(int x1, int y1, int x2, int y2, FlipContents flipAction) {
 428         // TODO: not implemented
 429         (new RuntimeException("unimplemented")).printStackTrace();
 430     }
 431 
 432     @Override // PlatformWindow
 433     public FontMetrics getFontMetrics(Font f) {
 434         // TODO: not implemented
 435         (new RuntimeException("unimplemented")).printStackTrace();
 436         return null;
 437     }
 438 
 439     @Override // PlatformWindow
 440     public Insets getInsets() {
 441         final Insets insets = nativeGetNSWindowInsets(getNSWindowPtr());
 442         return insets;
 443     }
 444 
 445     @Override // PlatformWindow
 446     public Point getLocationOnScreen() {
 447         return new Point(nativeBounds.x, nativeBounds.y);
 448     }
 449 
 450     @Override // PlatformWindow
 451     public int getScreenImOn() {
 452     // REMIND: we could also acquire screenID from the
 453     // graphicsConfig.getDevice().getCoreGraphicsScreen()
 454     // which might look a bit less natural but don't
 455     // require new native accessor.
 456         return nativeGetScreenNSWindowIsOn_AppKitThread(getNSWindowPtr());
 457     }
 458 
 459     @Override // PlatformWindow
 460     public SurfaceData getScreenSurface() {
 461         // TODO: not implemented
 462         return null;
 463     }
 464 
 465     @Override // PlatformWindow
 466     public SurfaceData replaceSurfaceData() {
 467         return contentView.replaceSurfaceData();
 468     }
 469 
 470     @Override // PlatformWindow
 471     public void setBounds(int x, int y, int w, int h) {
 472 //        assert CThreading.assertEventQueue();
 473         nativeSetNSWindowBounds(getNSWindowPtr(), x, y, w, h);
 474     }
 475 
 476     private boolean isVisible() {
 477         return this.visible;
 478     }
 479 
 480     private void zoom() {
 481         if (!undecorated) {
 482             CWrapper.NSWindow.zoom(getNSWindowPtr());
 483         } else {
 484             // OS X handles -zoom incorrectly for undecorated windows
 485             final boolean isZoomed = this.normalBounds == null;
 486             deliverZoom(isZoomed);
 487 
 488             Rectangle toBounds;
 489             if (isZoomed) {
 490                 this.normalBounds = peer.getBounds();
 491                 long screen = CWrapper.NSWindow.screen(getNSWindowPtr());
 492                 toBounds = CWrapper.NSScreen.visibleFrame(screen).getBounds();
 493                 // Flip the y coordinate
 494                 Rectangle frame = CWrapper.NSScreen.frame(screen).getBounds();
 495                 toBounds.y = frame.height - toBounds.y - toBounds.height;
 496             } else {
 497                 toBounds = normalBounds;
 498                 this.normalBounds = null;
 499             }
 500             setBounds(toBounds.x, toBounds.y, toBounds.width, toBounds.height);
 501         }
 502     }
 503 
 504     @Override // PlatformWindow
 505     public void setVisible(boolean visible) {
 506         final long nsWindowPtr = getNSWindowPtr();
 507 
 508         // 1. Process parent-child relationship when hiding
 509         if (!visible) {
 510             // 1a. Unparent my children
 511             for (Window w : target.getOwnedWindows()) {
 512                 WindowPeer p = (WindowPeer)w.getPeer();
 513                 if (p instanceof LWWindowPeer) {
 514                     CPlatformWindow pw = (CPlatformWindow)((LWWindowPeer)p).getPlatformWindow();
 515                     if (pw != null && pw.isVisible()) {
 516                         CWrapper.NSWindow.removeChildWindow(nsWindowPtr, pw.getNSWindowPtr());
 517                     }
 518                 }
 519             }
 520 
 521             // 1b. Unparent myself
 522             if (owner != null && owner.isVisible()) {
 523                 CWrapper.NSWindow.removeChildWindow(owner.getNSWindowPtr(), nsWindowPtr);
 524             }
 525         }
 526 
 527         // 2. Configure stuff
 528         updateIconImages();
 529         updateFocusabilityForAutoRequestFocus(false);
 530 
 531         // 3. Manage the extended state when hiding
 532         if (!visible) {
 533             // Cancel out the current native state of the window
 534             switch (peer.getState()) {
 535                 case Frame.ICONIFIED:
 536                     CWrapper.NSWindow.deminiaturize(nsWindowPtr);
 537                     break;
 538                 case Frame.MAXIMIZED_BOTH:
 539                     zoom();
 540                     break;
 541             }
 542         }
 543 
 544         // 4. Actually show or hide the window
 545         LWWindowPeer blocker = peer.getBlocker();
 546         if (blocker == null || !visible) {
 547             // If it ain't blocked, or is being hidden, go regular way
 548             if (visible) {
 549                 CWrapper.NSWindow.makeFirstResponder(nsWindowPtr, contentView.getAWTView());
 550 
 551                 boolean isPopup = (target.getType() == Window.Type.POPUP);
 552                 if (isPopup) {
 553                     // Popups in applets don't activate applet's process
 554                     CWrapper.NSWindow.orderFrontRegardless(nsWindowPtr);
 555                 } else {
 556                     CWrapper.NSWindow.orderFront(nsWindowPtr);
 557                 }
 558 
 559                 boolean isKeyWindow = CWrapper.NSWindow.isKeyWindow(nsWindowPtr);
 560                 if (!isKeyWindow) {
 561                     CWrapper.NSWindow.makeKeyWindow(nsWindowPtr);
 562                 }
 563             } else {
 564                 CWrapper.NSWindow.orderOut(nsWindowPtr);
 565             }
 566         } else {
 567             // otherwise, put it in a proper z-order
 568             CWrapper.NSWindow.orderWindow(nsWindowPtr, CWrapper.NSWindow.NSWindowBelow,
 569                     ((CPlatformWindow)blocker.getPlatformWindow()).getNSWindowPtr());
 570         }
 571         this.visible = visible;
 572 
 573         // 5. Manage the extended state when showing
 574         if (visible) {
 575             // Re-apply the extended state as expected in shared code
 576             if (target instanceof Frame) {
 577                 switch (((Frame)target).getExtendedState()) {
 578                     case Frame.ICONIFIED:
 579                         CWrapper.NSWindow.miniaturize(nsWindowPtr);
 580                         break;
 581                     case Frame.MAXIMIZED_BOTH:
 582                         zoom();
 583                         break;
 584                 }
 585             }
 586         }
 587 
 588         // 6. Configure stuff #2
 589         updateFocusabilityForAutoRequestFocus(true);
 590 
 591         // 7. Manage parent-child relationship when showing
 592         if (visible) {
 593             // 7a. Add myself as a child
 594             if (owner != null && owner.isVisible()) {
 595                 CWrapper.NSWindow.addChildWindow(owner.getNSWindowPtr(), nsWindowPtr, CWrapper.NSWindow.NSWindowAbove);
 596                 if (target.isAlwaysOnTop()) {
 597                     CWrapper.NSWindow.setLevel(nsWindowPtr, CWrapper.NSWindow.NSFloatingWindowLevel);
 598                 }
 599             }
 600 
 601             // 7b. Add my own children to myself
 602             for (Window w : target.getOwnedWindows()) {
 603                 WindowPeer p = (WindowPeer)w.getPeer();
 604                 if (p instanceof LWWindowPeer) {
 605                     CPlatformWindow pw = (CPlatformWindow)((LWWindowPeer)p).getPlatformWindow();
 606                     if (pw != null && pw.isVisible()) {
 607                         CWrapper.NSWindow.addChildWindow(nsWindowPtr, pw.getNSWindowPtr(), CWrapper.NSWindow.NSWindowAbove);
 608                         if (w.isAlwaysOnTop()) {
 609                             CWrapper.NSWindow.setLevel(pw.getNSWindowPtr(), CWrapper.NSWindow.NSFloatingWindowLevel);
 610                         }
 611                     }
 612                 }
 613             }
 614         }
 615 
 616         // 8. Deal with the blocker of the window being shown
 617         if (blocker != null && visible) {
 618             // Make sure the blocker is above its siblings
 619             ((CPlatformWindow)blocker.getPlatformWindow()).orderAboveSiblings();
 620         }
 621     }
 622 
 623     @Override // PlatformWindow
 624     public void setTitle(String title) {
 625         nativeSetNSWindowTitle(getNSWindowPtr(), title);
 626     }
 627 
 628     // Should be called on every window key property change.
 629     @Override // PlatformWindow
 630     public void updateIconImages() {
 631         final long nsWindowPtr = getNSWindowPtr();
 632         final CImage cImage = getImageForTarget();
 633         nativeSetNSWindowMinimizedIcon(nsWindowPtr, cImage == null ? 0L : cImage.ptr);
 634     }
 635 
 636     public long getNSWindowPtr() {
 637         final long nsWindowPtr = ptr;
 638         if (nsWindowPtr == 0L) {
 639             if(logger.isLoggable(PlatformLogger.FINE)) {
 640                 logger.fine("NSWindow already disposed?", new Exception("Pointer to native NSWindow is invalid."));
 641             }
 642         }
 643         return nsWindowPtr;
 644     }
 645 
 646     public SurfaceData getSurfaceData() {
 647         return contentView.getSurfaceData();
 648     }
 649 
 650     @Override  // PlatformWindow
 651     public void toBack() {
 652         final long nsWindowPtr = getNSWindowPtr();
 653         nativePushNSWindowToBack(nsWindowPtr);
 654     }
 655 
 656     @Override  // PlatformWindow
 657     public void toFront() {
 658         final long nsWindowPtr = getNSWindowPtr();
 659         updateFocusabilityForAutoRequestFocus(false);
 660         nativePushNSWindowToFront(nsWindowPtr);
 661         updateFocusabilityForAutoRequestFocus(true);
 662     }
 663 
 664     @Override
 665     public void setResizable(boolean resizable) {
 666         setStyleBits(RESIZABLE, resizable);
 667 
 668         // Re-apply the size constraints and the size to ensure the space
 669         // occupied by the grow box is counted properly
 670         setMinimumSize(1, 1); // the method ignores its arguments
 671 
 672         Rectangle bounds = peer.getBounds();
 673         setBounds(bounds.x, bounds.y, bounds.width, bounds.height);
 674     }
 675 
 676     @Override
 677     public void setMinimumSize(int width, int height) {
 678         //TODO width, height should be used
 679         //NOTE: setResizable() calls setMinimumSize(1,1) relaying on the logic below
 680         final long nsWindowPtr = getNSWindowPtr();
 681         final Dimension min = target.getMinimumSize();
 682         final Dimension max = target.getMaximumSize();
 683         nativeSetNSWindowMinMax(nsWindowPtr, min.getWidth(), min.getHeight(), max.getWidth(), max.getHeight());
 684     }
 685 
 686     @Override
 687     public boolean rejectFocusRequest(CausedFocusEvent.Cause cause) {
 688         // Cross-app activation requests are not allowed.
 689         if (cause != CausedFocusEvent.Cause.MOUSE_EVENT &&
 690             !((LWCToolkit)Toolkit.getDefaultToolkit()).isApplicationActive())
 691         {
 692             focusLogger.fine("the app is inactive, so the request is rejected");
 693             return true;
 694         }
 695         return false;
 696     }
 697 
 698     @Override
 699     public boolean requestWindowFocus() {
 700 
 701         long ptr = getNSWindowPtr();
 702         if (CWrapper.NSWindow.canBecomeMainWindow(ptr)) {
 703             CWrapper.NSWindow.makeMainWindow(ptr);
 704         }
 705         CWrapper.NSWindow.makeKeyAndOrderFront(ptr);
 706         return true;
 707     }
 708 
 709     @Override
 710     public boolean isActive() {
 711         long ptr = getNSWindowPtr();
 712         return CWrapper.NSWindow.isKeyWindow(ptr);
 713     }
 714 
 715     @Override
 716     public void updateFocusableWindowState() {
 717         final boolean isFocusable = isNativelyFocusableWindow();
 718         setStyleBits(SHOULD_BECOME_KEY | SHOULD_BECOME_MAIN, isFocusable); // set both bits at once
 719     }
 720 
 721     @Override
 722     public Graphics transformGraphics(Graphics g) {
 723         // is this where we can inject a transform for HiDPI?
 724         return g;
 725     }
 726 
 727     @Override
 728     public void setAlwaysOnTop(boolean isAlwaysOnTop) {
 729         setStyleBits(ALWAYS_ON_TOP, isAlwaysOnTop);
 730     }
 731 
 732     @Override
 733     public void setOpacity(float opacity) {
 734         CWrapper.NSWindow.setAlphaValue(getNSWindowPtr(), opacity);
 735     }
 736 
 737     @Override
 738     public void setOpaque(boolean isOpaque) {
 739         CWrapper.NSWindow.setOpaque(getNSWindowPtr(), isOpaque);
 740         if (!isOpaque) {
 741             long clearColor = CWrapper.NSColor.clearColor();
 742             CWrapper.NSWindow.setBackgroundColor(getNSWindowPtr(), clearColor);
 743         }
 744     }
 745 
 746     @Override
 747     public void enterFullScreenMode() {
 748         isFullScreenMode = true;
 749         contentView.enterFullScreenMode(getNSWindowPtr());
 750     }
 751 
 752     @Override
 753     public void exitFullScreenMode() {
 754         contentView.exitFullScreenMode();
 755         isFullScreenMode = false;
 756     }
 757 
 758     @Override
 759     public void setWindowState(int windowState) {
 760         if (!peer.isVisible()) {
 761             // setVisible() applies the state
 762             return;
 763         }
 764 
 765         int prevWindowState = peer.getState();
 766         if (prevWindowState == windowState) return;
 767 
 768         final long nsWindowPtr = getNSWindowPtr();
 769         switch (windowState) {
 770             case Frame.ICONIFIED:
 771                 if (prevWindowState == Frame.MAXIMIZED_BOTH) {
 772                     // let's return into the normal states first
 773                     // the zoom call toggles between the normal and the max states
 774                     zoom();
 775                 }
 776                 CWrapper.NSWindow.miniaturize(nsWindowPtr);
 777                 break;
 778             case Frame.MAXIMIZED_BOTH:
 779                 if (prevWindowState == Frame.ICONIFIED) {
 780                     // let's return into the normal states first
 781                     CWrapper.NSWindow.deminiaturize(nsWindowPtr);
 782                 }
 783                 zoom();
 784                 break;
 785             case Frame.NORMAL:
 786                 if (prevWindowState == Frame.ICONIFIED) {
 787                     CWrapper.NSWindow.deminiaturize(nsWindowPtr);
 788                 } else if (prevWindowState == Frame.MAXIMIZED_BOTH) {
 789                     // the zoom call toggles between the normal and the max states
 790                     zoom();
 791                 }
 792                 break;
 793             default:
 794                 throw new RuntimeException("Unknown window state: " + windowState);
 795         }
 796 
 797         // NOTE: the SWP.windowState field gets updated to the newWindowState
 798         //       value when the native notification comes to us
 799     }
 800 
 801     @Override
 802     public void setModalBlocked(boolean blocked) {
 803         if (target.getModalExclusionType() == Dialog.ModalExclusionType.APPLICATION_EXCLUDE) {
 804             return;
 805         }
 806 
 807         nativeSetEnabled(getNSWindowPtr(), !blocked);
 808     }
 809 
 810 
 811     // ----------------------------------------------------------------------
 812     //                          UTILITY METHODS
 813     // ----------------------------------------------------------------------
 814 
 815     /*
 816      * Find image to install into Title or into Application icon.
 817      * First try icons installed for toplevel. If there is no icon
 818      * use default Duke image.
 819      * This method shouldn't return null.
 820      */
 821     private CImage getImageForTarget() {
 822         List<Image> icons = target.getIconImages();
 823         if (icons == null || icons.size() == 0) {
 824             return null;
 825         }
 826 
 827         // Choose the best (largest) image
 828         Image image = icons.get(0);
 829         // Assume images are square, so check their widths only
 830         int width = image.getWidth(null);
 831         for (Image img : icons) {
 832             final int w = img.getWidth(null);
 833             if (w > width) {
 834                 image = img;
 835                 width = w;
 836             }
 837         }
 838         return CImage.getCreator().createFromImage(image);
 839     }
 840 
 841     /*
 842      * Returns LWWindowPeer associated with this delegate.
 843      */
 844     @Override
 845     public LWWindowPeer getPeer() {
 846         return peer;
 847     }
 848 
 849     public CPlatformView getContentView() {
 850         return contentView;
 851     }
 852 
 853     @Override
 854     public long getLayerPtr() {
 855         return contentView.getWindowLayerPtr();
 856     }
 857 
 858     private void validateSurface() {
 859         SurfaceData surfaceData = getSurfaceData();
 860         if (surfaceData instanceof CGLSurfaceData) {
 861             ((CGLSurfaceData)surfaceData).validate();
 862         }
 863     }
 864 
 865     /*************************************************************
 866      * Callbacks from the AWTWindow and AWTView objc classes.
 867      *************************************************************/
 868     private void deliverWindowFocusEvent(boolean gained){
 869         // Fix for 7150349: ingore "gained" notifications when the app is inactive.
 870         if (gained && !((LWCToolkit)Toolkit.getDefaultToolkit()).isApplicationActive()) {
 871             focusLogger.fine("the app is inactive, so the notification is ignored");
 872             return;
 873         }
 874         responder.handleWindowFocusEvent(gained);
 875     }
 876 
 877     private void deliverMoveResizeEvent(int x, int y, int width, int height) {
 878         // when the content view enters the full-screen mode, the native
 879         // move/resize notifications contain a bounds smaller than
 880         // the whole screen and therefore we ignore the native notifications
 881         // and the content view itself creates correct synthetic notifications
 882         if (isFullScreenMode) return;
 883 
 884         nativeBounds = new Rectangle(x, y, width, height);
 885         peer.notifyReshape(x, y, width, height);
 886         //TODO validateSurface already called from notifyReshape
 887         validateSurface();
 888     }
 889 
 890     private void deliverWindowClosingEvent() {
 891         if (peer.getBlocker() == null)  {
 892             peer.postEvent(new WindowEvent(target, WindowEvent.WINDOW_CLOSING));
 893         }
 894     }
 895 
 896     private void deliverIconify(final boolean iconify) {
 897         peer.notifyIconify(iconify);
 898     }
 899 
 900     private void deliverZoom(final boolean isZoomed) {
 901         peer.notifyZoom(isZoomed);
 902     }
 903 
 904     private void deliverNCMouseDown() {
 905         peer.notifyNCMouseDown();
 906     }
 907 
 908     /*
 909      * Our focus model is synthetic and only non-simple window
 910      * may become natively focusable window.
 911      */
 912     private boolean isNativelyFocusableWindow() {
 913         return !peer.isSimpleWindow() && target.getFocusableWindowState();
 914     }
 915 
 916     /*
 917      * An utility method for the support of the auto request focus.
 918      * Updates the focusable state of the window under certain
 919      * circumstances.
 920      */
 921     private void updateFocusabilityForAutoRequestFocus(boolean isFocusable) {
 922         if (target.isAutoRequestFocus() || !isNativelyFocusableWindow()) return;
 923         setStyleBits(SHOULD_BECOME_KEY | SHOULD_BECOME_MAIN, isFocusable); // set both bits at once
 924     }
 925 
 926     private boolean checkBlocking() {
 927         LWWindowPeer blocker = peer.getBlocker();
 928         if (blocker == null) {
 929             return false;
 930         }
 931 
 932         CPlatformWindow pWindow = (CPlatformWindow)blocker.getPlatformWindow();
 933 
 934         pWindow.orderAboveSiblings();
 935 
 936         final long nsWindowPtr = pWindow.getNSWindowPtr();
 937         CWrapper.NSWindow.orderFrontRegardless(nsWindowPtr);
 938         CWrapper.NSWindow.makeKeyAndOrderFront(nsWindowPtr);
 939         CWrapper.NSWindow.makeMainWindow(nsWindowPtr);
 940 
 941         return true;
 942     }
 943 
 944     private void orderAboveSiblings() {
 945         if (owner == null) {
 946             return;
 947         }
 948 
 949         // NOTE: the logic will fail if we have a hierarchy like:
 950         //       visible root owner
 951         //          invisible owner
 952         //              visible dialog
 953         // However, this is an unlikely scenario for real life apps
 954         if (owner.isVisible()) {
 955             // Recursively pop up the windows from the very bottom so that only
 956             // the very top-most one becomes the main window
 957             owner.orderAboveSiblings();
 958 
 959             // Order the window to front of the stack of child windows
 960             final long nsWindowSelfPtr = getNSWindowPtr();
 961             final long nsWindowOwnerPtr = owner.getNSWindowPtr();
 962             CWrapper.NSWindow.removeChildWindow(nsWindowOwnerPtr, nsWindowSelfPtr);
 963             CWrapper.NSWindow.addChildWindow(nsWindowOwnerPtr, nsWindowSelfPtr, CWrapper.NSWindow.NSWindowAbove);
 964         }
 965 
 966         if (target.isAlwaysOnTop()) {
 967             CWrapper.NSWindow.setLevel(getNSWindowPtr(), CWrapper.NSWindow.NSFloatingWindowLevel);
 968         }
 969     }
 970 
 971     // ----------------------------------------------------------------------
 972     //                          NATIVE CALLBACKS
 973     // ----------------------------------------------------------------------
 974 
 975     private void windowDidBecomeMain() {
 976         assert CThreading.assertAppKit();
 977 
 978         if (checkBlocking()) return;
 979         // If it's not blocked, make sure it's above its siblings
 980         orderAboveSiblings();
 981     }
 982 
 983     private void updateDisplay() {
 984         EventQueue.invokeLater(new Runnable() {
 985             public void run() {
 986                 validateSurface();
 987             }
 988         });
 989     }
 990 
 991     private void updateWindowContent() {
 992         ComponentEvent resizeEvent = new ComponentEvent(target, ComponentEvent.COMPONENT_RESIZED);
 993         SunToolkit.postEvent(SunToolkit.targetToAppContext(target), resizeEvent);
 994     }
 995 
 996     private void windowWillEnterFullScreen() {
 997         updateWindowContent();
 998     }
 999     private void windowDidEnterFullScreen() {
1000         updateDisplay();
1001     }
1002     private void windowWillExitFullScreen() {
1003         updateWindowContent();
1004     }
1005     private void windowDidExitFullScreen() {}
1006 }