1 /*
   2  * Copyright (c) 2011, 2013, 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.*;
  29 import java.awt.Dialog.ModalityType;
  30 import java.awt.event.*;
  31 import java.awt.peer.WindowPeer;
  32 import java.beans.*;
  33 import java.lang.reflect.InvocationTargetException;
  34 import java.util.List;
  35 import java.util.Objects;
  36 
  37 import javax.swing.*;
  38 
  39 import sun.awt.*;
  40 import sun.java2d.SurfaceData;
  41 import sun.java2d.opengl.CGLSurfaceData;
  42 import sun.lwawt.*;
  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 nativeRevalidateNSWindowShadow(long nsWindowPtr);
  60     private static native void nativeSetNSWindowMinimizedIcon(long nsWindowPtr, long nsImage);
  61     private static native void nativeSetNSWindowRepresentedFilename(long nsWindowPtr, String representedFilename);
  62     private static native void nativeSetEnabled(long nsWindowPtr, boolean isEnabled);
  63     private static native void nativeSynthesizeMouseEnteredExitedEvents();
  64     private static native void nativeDispose(long nsWindowPtr);
  65     private static native CPlatformWindow nativeGetTopmostPlatformWindowUnderMouse();
  66 
  67     // Loger to report issues happened during execution but that do not affect functionality
  68     private static final PlatformLogger logger = PlatformLogger.getLogger("sun.lwawt.macosx.CPlatformWindow");
  69     private static final PlatformLogger focusLogger = PlatformLogger.getLogger("sun.lwawt.macosx.focus.CPlatformWindow");
  70 
  71     // for client properties
  72     public static final String WINDOW_BRUSH_METAL_LOOK = "apple.awt.brushMetalLook";
  73     public static final String WINDOW_DRAGGABLE_BACKGROUND = "apple.awt.draggableWindowBackground";
  74 
  75     public static final String WINDOW_ALPHA = "Window.alpha";
  76     public static final String WINDOW_SHADOW = "Window.shadow";
  77 
  78     public static final String WINDOW_STYLE = "Window.style";
  79     public static final String WINDOW_SHADOW_REVALIDATE_NOW = "apple.awt.windowShadow.revalidateNow";
  80 
  81     public static final String WINDOW_DOCUMENT_MODIFIED = "Window.documentModified";
  82     public static final String WINDOW_DOCUMENT_FILE = "Window.documentFile";
  83 
  84     public static final String WINDOW_CLOSEABLE = "Window.closeable";
  85     public static final String WINDOW_MINIMIZABLE = "Window.minimizable";
  86     public static final String WINDOW_ZOOMABLE = "Window.zoomable";
  87     public static final String WINDOW_HIDES_ON_DEACTIVATE="Window.hidesOnDeactivate";
  88 
  89     public static final String WINDOW_DOC_MODAL_SHEET = "apple.awt.documentModalSheet";
  90     public static final String WINDOW_FADE_DELEGATE = "apple.awt._windowFadeDelegate";
  91     public static final String WINDOW_FADE_IN = "apple.awt._windowFadeIn";
  92     public static final String WINDOW_FADE_OUT = "apple.awt._windowFadeOut";
  93     public static final String WINDOW_FULLSCREENABLE = "apple.awt.fullscreenable";
  94 
  95 
  96     // Yeah, I know. But it's easier to deal with ints from JNI
  97     static final int MODELESS = 0;
  98     static final int DOCUMENT_MODAL = 1;
  99     static final int APPLICATION_MODAL = 2;
 100     static final int TOOLKIT_MODAL = 3;
 101 
 102     // window style bits
 103     static final int _RESERVED_FOR_DATA = 1 << 0;
 104 
 105     // corresponds to native style mask bits
 106     static final int DECORATED = 1 << 1;
 107     static final int TEXTURED = 1 << 2;
 108     static final int UNIFIED = 1 << 3;
 109     static final int UTILITY = 1 << 4;
 110     static final int HUD = 1 << 5;
 111     static final int SHEET = 1 << 6;
 112 
 113     static final int CLOSEABLE = 1 << 7;
 114     static final int MINIMIZABLE = 1 << 8;
 115 
 116     static final int RESIZABLE = 1 << 9; // both a style bit and prop bit
 117     static final int NONACTIVATING = 1 << 24;
 118     static final int IS_DIALOG = 1 << 25;
 119     static final int IS_MODAL = 1 << 26;
 120 
 121     static final int _STYLE_PROP_BITMASK = DECORATED | TEXTURED | UNIFIED | UTILITY | HUD | SHEET | CLOSEABLE | MINIMIZABLE | RESIZABLE;
 122 
 123     // corresponds to method-based properties
 124     static final int HAS_SHADOW = 1 << 10;
 125     static final int ZOOMABLE = 1 << 11;
 126 
 127     static final int ALWAYS_ON_TOP = 1 << 15;
 128     static final int HIDES_ON_DEACTIVATE = 1 << 17;
 129     static final int DRAGGABLE_BACKGROUND = 1 << 19;
 130     static final int DOCUMENT_MODIFIED = 1 << 21;
 131     static final int FULLSCREENABLE = 1 << 23;
 132 
 133     static final int _METHOD_PROP_BITMASK = RESIZABLE | HAS_SHADOW | ZOOMABLE | ALWAYS_ON_TOP | HIDES_ON_DEACTIVATE | DRAGGABLE_BACKGROUND | DOCUMENT_MODIFIED | FULLSCREENABLE;
 134 
 135     // corresponds to callback-based properties
 136     static final int SHOULD_BECOME_KEY = 1 << 12;
 137     static final int SHOULD_BECOME_MAIN = 1 << 13;
 138     static final int MODAL_EXCLUDED = 1 << 16;
 139 
 140     static final int _CALLBACK_PROP_BITMASK = SHOULD_BECOME_KEY | SHOULD_BECOME_MAIN | MODAL_EXCLUDED;
 141 
 142     static int SET(final int bits, final int mask, final boolean value) {
 143         if (value) return (bits | mask);
 144         return bits & ~mask;
 145     }
 146 
 147     static boolean IS(final int bits, final int mask) {
 148         return (bits & mask) != 0;
 149     }
 150 
 151     @SuppressWarnings("unchecked")
 152     static ClientPropertyApplicator<JRootPane, CPlatformWindow> CLIENT_PROPERTY_APPLICATOR = new ClientPropertyApplicator<JRootPane, CPlatformWindow>(new Property[] {
 153         new Property<CPlatformWindow>(WINDOW_DOCUMENT_MODIFIED) { public void applyProperty(final CPlatformWindow c, final Object value) {
 154             c.setStyleBits(DOCUMENT_MODIFIED, value == null ? false : Boolean.parseBoolean(value.toString()));
 155         }},
 156         new Property<CPlatformWindow>(WINDOW_BRUSH_METAL_LOOK) { public void applyProperty(final CPlatformWindow c, final Object value) {
 157             c.setStyleBits(TEXTURED, Boolean.parseBoolean(value.toString()));
 158         }},
 159         new Property<CPlatformWindow>(WINDOW_ALPHA) { public void applyProperty(final CPlatformWindow c, final Object value) {
 160             AWTUtilities.setWindowOpacity(c.target, value == null ? 1.0f : Float.parseFloat(value.toString()));
 161         }},
 162         new Property<CPlatformWindow>(WINDOW_SHADOW) { public void applyProperty(final CPlatformWindow c, final Object value) {
 163             c.setStyleBits(HAS_SHADOW, value == null ? true : Boolean.parseBoolean(value.toString()));
 164         }},
 165         new Property<CPlatformWindow>(WINDOW_MINIMIZABLE) { public void applyProperty(final CPlatformWindow c, final Object value) {
 166             c.setStyleBits(MINIMIZABLE, Boolean.parseBoolean(value.toString()));
 167         }},
 168         new Property<CPlatformWindow>(WINDOW_CLOSEABLE) { public void applyProperty(final CPlatformWindow c, final Object value) {
 169             c.setStyleBits(CLOSEABLE, Boolean.parseBoolean(value.toString()));
 170         }},
 171         new Property<CPlatformWindow>(WINDOW_ZOOMABLE) { public void applyProperty(final CPlatformWindow c, final Object value) {
 172             c.setStyleBits(ZOOMABLE, Boolean.parseBoolean(value.toString()));
 173         }},
 174         new Property<CPlatformWindow>(WINDOW_FULLSCREENABLE) { public void applyProperty(final CPlatformWindow c, final Object value) {
 175             c.setStyleBits(FULLSCREENABLE, Boolean.parseBoolean(value.toString()));
 176         }},
 177         new Property<CPlatformWindow>(WINDOW_SHADOW_REVALIDATE_NOW) { public void applyProperty(final CPlatformWindow c, final Object value) {
 178             nativeRevalidateNSWindowShadow(c.getNSWindowPtr());
 179         }},
 180         new Property<CPlatformWindow>(WINDOW_DOCUMENT_FILE) { public void applyProperty(final CPlatformWindow c, final Object value) {
 181             if (value == null || !(value instanceof java.io.File)) {
 182                 nativeSetNSWindowRepresentedFilename(c.getNSWindowPtr(), null);
 183                 return;
 184             }
 185 
 186             final String filename = ((java.io.File)value).getAbsolutePath();
 187             nativeSetNSWindowRepresentedFilename(c.getNSWindowPtr(), filename);
 188         }}
 189     }) {
 190         public CPlatformWindow convertJComponentToTarget(final JRootPane p) {
 191             Component root = SwingUtilities.getRoot(p);
 192             if (root == null || (LWWindowPeer)root.getPeer() == null) return null;
 193             return (CPlatformWindow)((LWWindowPeer)root.getPeer()).getPlatformWindow();
 194         }
 195     };
 196 
 197     // Bounds of the native widget but in the Java coordinate system.
 198     // In order to keep it up-to-date we will update them on
 199     // 1) setting native bounds via nativeSetBounds() call
 200     // 2) getting notification from the native level via deliverMoveResizeEvent()
 201     private Rectangle nativeBounds = new Rectangle(0, 0, 0, 0);
 202     private volatile boolean isFullScreenMode;
 203     private boolean isFullScreenAnimationOn;
 204 
 205     private Window target;
 206     private LWWindowPeer peer;
 207     protected CPlatformView contentView;
 208     protected CPlatformWindow owner;
 209     protected boolean visible = false; // visibility status from native perspective
 210     private boolean undecorated; // initialized in getInitialStyleBits()
 211     private Rectangle normalBounds = null; // not-null only for undecorated maximized windows
 212     private CPlatformResponder responder;
 213     private volatile boolean zoomed = false; // from native perspective
 214 
 215     public CPlatformWindow() {
 216         super(0, true);
 217     }
 218 
 219     /*
 220      * Delegate initialization (create native window and all the
 221      * related resources).
 222      */
 223     @Override // PlatformWindow
 224     public void initialize(Window _target, LWWindowPeer _peer, PlatformWindow _owner) {
 225         initializeBase(_target, _peer, _owner, new CPlatformView());
 226 
 227         final int styleBits = getInitialStyleBits();
 228 
 229         responder = createPlatformResponder();
 230         contentView = createContentView();
 231         contentView.initialize(peer, responder);
 232 
 233         final long nativeWindowPtr = nativeCreateNSWindow(contentView.getAWTView(), styleBits, 0, 0, 0, 0);
 234         setPtr(nativeWindowPtr);
 235 
 236         if (target instanceof javax.swing.RootPaneContainer) {
 237             final javax.swing.JRootPane rootpane = ((javax.swing.RootPaneContainer)target).getRootPane();
 238             if (rootpane != null) rootpane.addPropertyChangeListener("ancestor", new PropertyChangeListener() {
 239                 public void propertyChange(final PropertyChangeEvent evt) {
 240                     CLIENT_PROPERTY_APPLICATOR.attachAndApplyClientProperties(rootpane);
 241                     rootpane.removePropertyChangeListener("ancestor", this);
 242                 }
 243             });
 244         }
 245 
 246         validateSurface();
 247     }
 248 
 249     protected void initializeBase(Window target, LWWindowPeer peer, PlatformWindow owner, CPlatformView view) {
 250         this.peer = peer;
 251         this.target = target;
 252         if (owner instanceof CPlatformWindow) {
 253             this.owner = (CPlatformWindow)owner;
 254         }
 255         this.contentView = view;
 256     }
 257 
 258     protected CPlatformResponder createPlatformResponder() {
 259         return new CPlatformResponder(peer, false);
 260     }
 261 
 262     protected CPlatformView createContentView() {
 263         return new CPlatformView();
 264     }
 265 
 266     protected int getInitialStyleBits() {
 267         // defaults style bits
 268         int styleBits = DECORATED | HAS_SHADOW | CLOSEABLE | MINIMIZABLE | ZOOMABLE | RESIZABLE;
 269 
 270         if (isNativelyFocusableWindow()) {
 271             styleBits = SET(styleBits, SHOULD_BECOME_KEY, true);
 272             styleBits = SET(styleBits, SHOULD_BECOME_MAIN, true);
 273         }
 274 
 275         final boolean isFrame = (target instanceof Frame);
 276         final boolean isDialog = (target instanceof Dialog);
 277         final boolean isPopup = (target.getType() == Window.Type.POPUP);
 278         if (isDialog) {
 279             styleBits = SET(styleBits, MINIMIZABLE, false);
 280         }
 281 
 282         // Either java.awt.Frame or java.awt.Dialog can be undecorated, however java.awt.Window always is undecorated.
 283         {
 284             this.undecorated = isFrame ? ((Frame)target).isUndecorated() : (isDialog ? ((Dialog)target).isUndecorated() : true);
 285             if (this.undecorated) styleBits = SET(styleBits, DECORATED, false);
 286         }
 287 
 288         // Either java.awt.Frame or java.awt.Dialog can be resizable, however java.awt.Window is never resizable
 289         {
 290             final boolean resizable = isFrame ? ((Frame)target).isResizable() : (isDialog ? ((Dialog)target).isResizable() : false);
 291             styleBits = SET(styleBits, RESIZABLE, resizable);
 292             if (!resizable) {
 293                 styleBits = SET(styleBits, ZOOMABLE, false);
 294             }
 295         }
 296 
 297         if (target.isAlwaysOnTop()) {
 298             styleBits = SET(styleBits, ALWAYS_ON_TOP, true);
 299         }
 300 
 301         if (target.getModalExclusionType() == Dialog.ModalExclusionType.APPLICATION_EXCLUDE) {
 302             styleBits = SET(styleBits, MODAL_EXCLUDED, true);
 303         }
 304 
 305         // If the target is a dialog, popup or tooltip we want it to ignore the brushed metal look.
 306         if (isPopup) {
 307             styleBits = SET(styleBits, TEXTURED, false);
 308             // Popups in applets don't activate applet's process
 309             styleBits = SET(styleBits, NONACTIVATING, true);
 310         }
 311 
 312         if (Window.Type.UTILITY.equals(target.getType())) {
 313             styleBits = SET(styleBits, UTILITY, 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         if (isDialog) {
 382             styleBits = SET(styleBits, IS_DIALOG, true);
 383             if (((Dialog) target).isModal()) {
 384                 styleBits = SET(styleBits, IS_MODAL, true);
 385             }
 386         }
 387 
 388         peer.setTextured(IS(TEXTURED, styleBits));
 389 
 390         return styleBits;
 391     }
 392 
 393     // this is the counter-point to -[CWindow _nativeSetStyleBit:]
 394     private void setStyleBits(final int mask, final boolean value) {
 395         nativeSetNSWindowStyleBits(getNSWindowPtr(), mask, value ? mask : 0);
 396     }
 397 
 398     private native void _toggleFullScreenMode(final long model);
 399 
 400     public void toggleFullScreen() {
 401         _toggleFullScreenMode(getNSWindowPtr());
 402     }
 403 
 404     @Override // PlatformWindow
 405     public void setMenuBar(MenuBar mb) {
 406         final long nsWindowPtr = getNSWindowPtr();
 407         CMenuBar mbPeer = (CMenuBar)LWToolkit.targetToPeer(mb);
 408         if (mbPeer != null) {
 409             nativeSetNSWindowMenuBar(nsWindowPtr, mbPeer.getModel());
 410         } else {
 411             nativeSetNSWindowMenuBar(nsWindowPtr, 0);
 412         }
 413     }
 414 
 415     @Override // PlatformWindow
 416     public void dispose() {
 417         if (owner != null) {
 418             CWrapper.NSWindow.removeChildWindow(owner.getNSWindowPtr(), getNSWindowPtr());
 419         }
 420         contentView.dispose();
 421         nativeDispose(getNSWindowPtr());
 422         CPlatformWindow.super.dispose();
 423     }
 424 
 425     @Override // PlatformWindow
 426     public FontMetrics getFontMetrics(Font f) {
 427         // TODO: not implemented
 428         (new RuntimeException("unimplemented")).printStackTrace();
 429         return null;
 430     }
 431 
 432     @Override // PlatformWindow
 433     public Insets getInsets() {
 434         if (!isFullScreenMode) {
 435             return nativeGetNSWindowInsets(getNSWindowPtr());
 436         }
 437         return new Insets(0, 0, 0, 0);
 438     }
 439 
 440     @Override // PlatformWindow
 441     public Point getLocationOnScreen() {
 442         return new Point(nativeBounds.x, nativeBounds.y);
 443     }
 444 
 445     @Override
 446     public GraphicsDevice getGraphicsDevice() {
 447         return contentView.getGraphicsDevice();
 448     }
 449 
 450     @Override // PlatformWindow
 451     public SurfaceData getScreenSurface() {
 452         // TODO: not implemented
 453         return null;
 454     }
 455 
 456     @Override // PlatformWindow
 457     public SurfaceData replaceSurfaceData() {
 458         return contentView.replaceSurfaceData();
 459     }
 460 
 461     @Override // PlatformWindow
 462     public void setBounds(int x, int y, int w, int h) {
 463 //        assert CThreading.assertEventQueue();
 464         nativeSetNSWindowBounds(getNSWindowPtr(), x, y, w, h);
 465     }
 466 
 467     private boolean isMaximized() {
 468         return undecorated ? this.normalBounds != null : zoomed;
 469     }
 470 
 471     private void maximize() {
 472         if (peer == null || isMaximized()) {
 473             return;
 474         }
 475         if (!undecorated) {
 476             zoomed = true;
 477             CWrapper.NSWindow.zoom(getNSWindowPtr());
 478         } else {
 479             deliverZoom(true);
 480 
 481             this.normalBounds = peer.getBounds();
 482             long screen = CWrapper.NSWindow.screen(getNSWindowPtr());
 483             Rectangle toBounds = CWrapper.NSScreen.visibleFrame(screen).getBounds();
 484             // Flip the y coordinate
 485             Rectangle frame = CWrapper.NSScreen.frame(screen).getBounds();
 486             toBounds.y = frame.height - toBounds.y - toBounds.height;
 487             setBounds(toBounds.x, toBounds.y, toBounds.width, toBounds.height);
 488         }
 489     }
 490 
 491     private void unmaximize() {
 492         if (!isMaximized()) {
 493             return;
 494         }
 495         if (!undecorated) {
 496             zoomed = false;
 497             CWrapper.NSWindow.zoom(getNSWindowPtr());
 498         } else {
 499             deliverZoom(false);
 500 
 501             Rectangle toBounds = this.normalBounds;
 502             this.normalBounds = null;
 503             setBounds(toBounds.x, toBounds.y, toBounds.width, toBounds.height);
 504         }
 505     }
 506 
 507     public boolean isVisible() {
 508         return this.visible;
 509     }
 510 
 511     @Override // PlatformWindow
 512     public void setVisible(boolean visible) {
 513         final long nsWindowPtr = getNSWindowPtr();
 514 
 515         // Process parent-child relationship when hiding
 516         if (!visible) {
 517             // Unparent my children
 518             for (Window w : target.getOwnedWindows()) {
 519                 WindowPeer p = (WindowPeer)w.getPeer();
 520                 if (p instanceof LWWindowPeer) {
 521                     CPlatformWindow pw = (CPlatformWindow)((LWWindowPeer)p).getPlatformWindow();
 522                     if (pw != null && pw.isVisible()) {
 523                         CWrapper.NSWindow.removeChildWindow(nsWindowPtr, pw.getNSWindowPtr());
 524                     }
 525                 }
 526             }
 527 
 528             // Unparent myself
 529             if (owner != null && owner.isVisible()) {
 530                 CWrapper.NSWindow.removeChildWindow(owner.getNSWindowPtr(), nsWindowPtr);
 531             }
 532         }
 533 
 534         // Configure stuff
 535         updateIconImages();
 536         updateFocusabilityForAutoRequestFocus(false);
 537 
 538         // Actually show or hide the window
 539         LWWindowPeer blocker = (peer == null)? null : peer.getBlocker();
 540         if (blocker == null || !visible) {
 541             // If it ain't blocked, or is being hidden, go regular way
 542             if (visible) {
 543                 CWrapper.NSWindow.makeFirstResponder(nsWindowPtr, contentView.getAWTView());
 544 
 545                 boolean isPopup = (target.getType() == Window.Type.POPUP);
 546                 if (isPopup) {
 547                     // Popups in applets don't activate applet's process
 548                     CWrapper.NSWindow.orderFrontRegardless(nsWindowPtr);
 549                 } else {
 550                     CWrapper.NSWindow.orderFront(nsWindowPtr);
 551                 }
 552 
 553                 boolean isKeyWindow = CWrapper.NSWindow.isKeyWindow(nsWindowPtr);
 554                 if (!isKeyWindow) {
 555                     CWrapper.NSWindow.makeKeyWindow(nsWindowPtr);
 556                 }
 557             } else {
 558                 CWrapper.NSWindow.orderOut(nsWindowPtr);
 559             }
 560         } else {
 561             // otherwise, put it in a proper z-order
 562             CWrapper.NSWindow.orderWindow(nsWindowPtr, CWrapper.NSWindow.NSWindowBelow,
 563                     ((CPlatformWindow)blocker.getPlatformWindow()).getNSWindowPtr());
 564         }
 565         this.visible = visible;
 566 
 567         // Manage the extended state when showing
 568         if (visible) {
 569             // Apply the extended state as expected in shared code
 570             if (target instanceof Frame) {
 571                 switch (((Frame)target).getExtendedState()) {
 572                     case Frame.ICONIFIED:
 573                         CWrapper.NSWindow.miniaturize(nsWindowPtr);
 574                         break;
 575                     case Frame.MAXIMIZED_BOTH:
 576                         maximize();
 577                         break;
 578                     default: // NORMAL
 579                         unmaximize(); // in case it was maximized, otherwise this is a no-op
 580                         break;
 581                 }
 582             }
 583         }
 584 
 585         nativeSynthesizeMouseEnteredExitedEvents();
 586 
 587         // Configure stuff #2
 588         updateFocusabilityForAutoRequestFocus(true);
 589 
 590         // Manage parent-child relationship when showing
 591         if (visible) {
 592             // Add myself as a child
 593             if (owner != null && owner.isVisible()) {
 594                 CWrapper.NSWindow.addChildWindow(owner.getNSWindowPtr(), nsWindowPtr, CWrapper.NSWindow.NSWindowAbove);
 595                 if (target.isAlwaysOnTop()) {
 596                     CWrapper.NSWindow.setLevel(nsWindowPtr, CWrapper.NSWindow.NSFloatingWindowLevel);
 597                 }
 598             }
 599 
 600             // Add my own children to myself
 601             for (Window w : target.getOwnedWindows()) {
 602                 WindowPeer p = (WindowPeer)w.getPeer();
 603                 if (p instanceof LWWindowPeer) {
 604                     CPlatformWindow pw = (CPlatformWindow)((LWWindowPeer)p).getPlatformWindow();
 605                     if (pw != null && pw.isVisible()) {
 606                         CWrapper.NSWindow.addChildWindow(nsWindowPtr, pw.getNSWindowPtr(), CWrapper.NSWindow.NSWindowAbove);
 607                         if (w.isAlwaysOnTop()) {
 608                             CWrapper.NSWindow.setLevel(pw.getNSWindowPtr(), CWrapper.NSWindow.NSFloatingWindowLevel);
 609                         }
 610                     }
 611                 }
 612             }
 613         }
 614 
 615         // Deal with the blocker of the window being shown
 616         if (blocker != null && visible) {
 617             // Make sure the blocker is above its siblings
 618             ((CPlatformWindow)blocker.getPlatformWindow()).orderAboveSiblings();
 619         }
 620     }
 621 
 622     @Override // PlatformWindow
 623     public void setTitle(String title) {
 624         nativeSetNSWindowTitle(getNSWindowPtr(), title);
 625     }
 626 
 627     // Should be called on every window key property change.
 628     @Override // PlatformWindow
 629     public void updateIconImages() {
 630         final long nsWindowPtr = getNSWindowPtr();
 631         final CImage cImage = getImageForTarget();
 632         nativeSetNSWindowMinimizedIcon(nsWindowPtr, cImage == null ? 0L : cImage.ptr);
 633     }
 634 
 635     public long getNSWindowPtr() {
 636         final long nsWindowPtr = ptr;
 637         if (nsWindowPtr == 0L) {
 638             if(logger.isLoggable(PlatformLogger.Level.FINE)) {
 639                 logger.fine("NSWindow already disposed?", new Exception("Pointer to native NSWindow is invalid."));
 640             }
 641         }
 642         return nsWindowPtr;
 643     }
 644 
 645     public SurfaceData getSurfaceData() {
 646         return contentView.getSurfaceData();
 647     }
 648 
 649     @Override  // PlatformWindow
 650     public void toBack() {
 651         final long nsWindowPtr = getNSWindowPtr();
 652         nativePushNSWindowToBack(nsWindowPtr);
 653     }
 654 
 655     @Override  // PlatformWindow
 656     public void toFront() {
 657         final long nsWindowPtr = getNSWindowPtr();
 658         updateFocusabilityForAutoRequestFocus(false);
 659         nativePushNSWindowToFront(nsWindowPtr);
 660         updateFocusabilityForAutoRequestFocus(true);
 661     }
 662 
 663     @Override
 664     public void setResizable(final boolean resizable) {
 665         setStyleBits(RESIZABLE, resizable);
 666     }
 667 
 668     @Override
 669     public void setSizeConstraints(int minW, int minH, int maxW, int maxH) {
 670         nativeSetNSWindowMinMax(getNSWindowPtr(), minW, minH, maxW, maxH);
 671     }
 672 
 673     @Override
 674     public boolean rejectFocusRequest(CausedFocusEvent.Cause cause) {
 675         // Cross-app activation requests are not allowed.
 676         if (cause != CausedFocusEvent.Cause.MOUSE_EVENT &&
 677             !((LWCToolkit)Toolkit.getDefaultToolkit()).isApplicationActive())
 678         {
 679             focusLogger.fine("the app is inactive, so the request is rejected");
 680             return true;
 681         }
 682         return false;
 683     }
 684 
 685     @Override
 686     public boolean requestWindowFocus() {
 687 
 688         long ptr = getNSWindowPtr();
 689         if (CWrapper.NSWindow.canBecomeMainWindow(ptr)) {
 690             CWrapper.NSWindow.makeMainWindow(ptr);
 691         }
 692         CWrapper.NSWindow.makeKeyAndOrderFront(ptr);
 693         return true;
 694     }
 695 
 696     @Override
 697     public boolean isActive() {
 698         long ptr = getNSWindowPtr();
 699         return CWrapper.NSWindow.isKeyWindow(ptr);
 700     }
 701 
 702     @Override
 703     public void updateFocusableWindowState() {
 704         final boolean isFocusable = isNativelyFocusableWindow();
 705         setStyleBits(SHOULD_BECOME_KEY | SHOULD_BECOME_MAIN, isFocusable); // set both bits at once
 706     }
 707 
 708     @Override
 709     public Graphics transformGraphics(Graphics g) {
 710         // is this where we can inject a transform for HiDPI?
 711         return g;
 712     }
 713 
 714     @Override
 715     public void setAlwaysOnTop(boolean isAlwaysOnTop) {
 716         setStyleBits(ALWAYS_ON_TOP, isAlwaysOnTop);
 717     }
 718 
 719     public PlatformWindow getTopmostPlatformWindowUnderMouse(){
 720         return CPlatformWindow.nativeGetTopmostPlatformWindowUnderMouse();
 721     }
 722 
 723     @Override
 724     public void setOpacity(float opacity) {
 725         CWrapper.NSWindow.setAlphaValue(getNSWindowPtr(), opacity);
 726     }
 727 
 728     @Override
 729     public void setOpaque(boolean isOpaque) {
 730         CWrapper.NSWindow.setOpaque(getNSWindowPtr(), isOpaque);
 731         boolean isTextured = (peer == null)? false : peer.isTextured();
 732         if (!isOpaque && !isTextured) {
 733             long clearColor = CWrapper.NSColor.clearColor();
 734             CWrapper.NSWindow.setBackgroundColor(getNSWindowPtr(), clearColor);
 735         }
 736 
 737         //This is a temporary workaround. Looks like after 7124236 will be fixed
 738         //the correct place for invalidateShadow() is CGLayer.drawInCGLContext.
 739         SwingUtilities.invokeLater(new Runnable() {
 740             @Override
 741             public void run() {
 742                 invalidateShadow();
 743             }
 744         });
 745     }
 746 
 747     @Override
 748     public void enterFullScreenMode() {
 749         isFullScreenMode = true;
 750         contentView.enterFullScreenMode();
 751         // the move/size notification from the underlying system comes
 752         // but it contains a bounds smaller than the whole screen
 753         // and therefore we need to create the synthetic notifications
 754         Rectangle screenBounds;
 755         final long screenPtr = CWrapper.NSWindow.screen(getNSWindowPtr());
 756         try {
 757             screenBounds = CWrapper.NSScreen.frame(screenPtr).getBounds();
 758         } finally {
 759             CWrapper.NSObject.release(screenPtr);
 760         }
 761         peer.notifyReshape(screenBounds.x, screenBounds.y, screenBounds.width,
 762                            screenBounds.height);
 763     }
 764 
 765     @Override
 766     public void exitFullScreenMode() {
 767         contentView.exitFullScreenMode();
 768         isFullScreenMode = false;
 769     }
 770 
 771     @Override
 772     public boolean isFullScreenMode() {
 773         return isFullScreenMode;
 774     }
 775 
 776     @Override
 777     public void setWindowState(int windowState) {
 778         if (peer == null || !peer.isVisible()) {
 779             // setVisible() applies the state
 780             return;
 781         }
 782 
 783         int prevWindowState = peer.getState();
 784         if (prevWindowState == windowState) return;
 785 
 786         final long nsWindowPtr = getNSWindowPtr();
 787         switch (windowState) {
 788             case Frame.ICONIFIED:
 789                 if (prevWindowState == Frame.MAXIMIZED_BOTH) {
 790                     // let's return into the normal states first
 791                     // the zoom call toggles between the normal and the max states
 792                     unmaximize();
 793                 }
 794                 CWrapper.NSWindow.miniaturize(nsWindowPtr);
 795                 break;
 796             case Frame.MAXIMIZED_BOTH:
 797                 if (prevWindowState == Frame.ICONIFIED) {
 798                     // let's return into the normal states first
 799                     CWrapper.NSWindow.deminiaturize(nsWindowPtr);
 800                 }
 801                 maximize();
 802                 break;
 803             case Frame.NORMAL:
 804                 if (prevWindowState == Frame.ICONIFIED) {
 805                     CWrapper.NSWindow.deminiaturize(nsWindowPtr);
 806                 } else if (prevWindowState == Frame.MAXIMIZED_BOTH) {
 807                     // the zoom call toggles between the normal and the max states
 808                     unmaximize();
 809                 }
 810                 break;
 811             default:
 812                 throw new RuntimeException("Unknown window state: " + windowState);
 813         }
 814 
 815         // NOTE: the SWP.windowState field gets updated to the newWindowState
 816         //       value when the native notification comes to us
 817     }
 818 
 819     @Override
 820     public void setModalBlocked(boolean blocked) {
 821         if (target.getModalExclusionType() == Dialog.ModalExclusionType.APPLICATION_EXCLUDE) {
 822             return;
 823         }
 824 
 825         nativeSetEnabled(getNSWindowPtr(), !blocked);
 826     }
 827 
 828     public final void invalidateShadow(){
 829         nativeRevalidateNSWindowShadow(getNSWindowPtr());
 830     }
 831 
 832     // ----------------------------------------------------------------------
 833     //                          UTILITY METHODS
 834     // ----------------------------------------------------------------------
 835 
 836     /*
 837      * Find image to install into Title or into Application icon.
 838      * First try icons installed for toplevel. If there is no icon
 839      * use default Duke image.
 840      * This method shouldn't return null.
 841      */
 842     private CImage getImageForTarget() {
 843         List<Image> icons = target.getIconImages();
 844         if (icons == null || icons.size() == 0) {
 845             return null;
 846         }
 847         return CImage.getCreator().createFromImages(icons);
 848     }
 849 
 850     /*
 851      * Returns LWWindowPeer associated with this delegate.
 852      */
 853     @Override
 854     public LWWindowPeer getPeer() {
 855         return peer;
 856     }
 857 
 858     @Override
 859     public boolean isUnderMouse() {
 860         return contentView.isUnderMouse();
 861     }
 862 
 863     public CPlatformView getContentView() {
 864         return contentView;
 865     }
 866 
 867     @Override
 868     public long getLayerPtr() {
 869         return contentView.getWindowLayerPtr();
 870     }
 871 
 872     private void validateSurface() {
 873         SurfaceData surfaceData = getSurfaceData();
 874         if (surfaceData instanceof CGLSurfaceData) {
 875             ((CGLSurfaceData)surfaceData).validate();
 876         }
 877     }
 878 
 879     void flushBuffers() {
 880         if (isVisible() && !nativeBounds.isEmpty() && !isFullScreenMode) {
 881             try {
 882                 LWCToolkit.invokeAndWait(new Runnable() {
 883                     @Override
 884                     public void run() {
 885                         //Posting an empty to flush the EventQueue without blocking the main thread
 886                     }
 887                 }, target);
 888             } catch (InterruptedException | InvocationTargetException e) {
 889                 e.printStackTrace();
 890             }
 891         }
 892     }
 893 
 894     /**
 895      * Helper method to get a pointer to the native view from the PlatformWindow.
 896      */
 897     static long getNativeViewPtr(PlatformWindow platformWindow) {
 898         long nativePeer = 0L;
 899         if (platformWindow instanceof CPlatformWindow) {
 900             nativePeer = ((CPlatformWindow) platformWindow).getContentView().getAWTView();
 901         } else if (platformWindow instanceof CViewPlatformEmbeddedFrame){
 902             nativePeer = ((CViewPlatformEmbeddedFrame) platformWindow).getNSViewPtr();
 903         } else {
 904             throw new IllegalArgumentException("Unsupported platformWindow implementation");
 905         }
 906         return nativePeer;
 907     }
 908 
 909     /*************************************************************
 910      * Callbacks from the AWTWindow and AWTView objc classes.
 911      *************************************************************/
 912     private void deliverWindowFocusEvent(boolean gained, CPlatformWindow opposite){
 913         // Fix for 7150349: ingore "gained" notifications when the app is inactive.
 914         if (gained && !((LWCToolkit)Toolkit.getDefaultToolkit()).isApplicationActive()) {
 915             focusLogger.fine("the app is inactive, so the notification is ignored");
 916             return;
 917         }
 918 
 919         LWWindowPeer oppositePeer = (opposite == null)? null : opposite.getPeer();
 920         responder.handleWindowFocusEvent(gained, oppositePeer);
 921     }
 922 
 923     protected void deliverMoveResizeEvent(int x, int y, int width, int height,
 924                                         boolean byUser) {
 925         // when the content view enters the full-screen mode, the native
 926         // move/resize notifications contain a bounds smaller than
 927         // the whole screen and therefore we ignore the native notifications
 928         // and the content view itself creates correct synthetic notifications
 929         if (isFullScreenMode) {
 930             return;
 931         }
 932 
 933         final Rectangle oldB = nativeBounds;
 934         nativeBounds = new Rectangle(x, y, width, height);
 935         final GraphicsConfiguration oldGC = peer.getGraphicsConfiguration();
 936 
 937         final GraphicsConfiguration newGC = peer.getGraphicsConfiguration();
 938         // System-dependent appearance optimization.
 939         if (peer != null) {
 940             peer.notifyReshape(x, y, width, height);
 941         }
 942 
 943         if ((byUser && !oldB.getSize().equals(nativeBounds.getSize()))
 944             || isFullScreenAnimationOn || !Objects.equals(newGC, oldGC)) {
 945             flushBuffers();
 946         }
 947     }
 948 
 949     private void deliverWindowClosingEvent() {
 950         if (peer != null) {
 951             if (peer.getBlocker() == null)  {
 952                 peer.postEvent(new WindowEvent(target, WindowEvent.WINDOW_CLOSING));
 953             }
 954         }
 955     }
 956 
 957     private void deliverIconify(final boolean iconify) {
 958         if (peer != null) {
 959             peer.notifyIconify(iconify);
 960         }
 961     }
 962 
 963     private void deliverZoom(final boolean isZoomed) {
 964         if (peer != null) {
 965             peer.notifyZoom(isZoomed);
 966         }
 967     }
 968 
 969     private void deliverNCMouseDown() {
 970         if (peer != null) {
 971             peer.notifyNCMouseDown();
 972         }
 973     }
 974 
 975     /*
 976      * Our focus model is synthetic and only non-simple window
 977      * may become natively focusable window.
 978      */
 979     private boolean isNativelyFocusableWindow() {
 980         if (peer == null) {
 981             return false;
 982         }
 983 
 984         return !peer.isSimpleWindow() && target.getFocusableWindowState();
 985     }
 986 
 987     /*
 988      * An utility method for the support of the auto request focus.
 989      * Updates the focusable state of the window under certain
 990      * circumstances.
 991      */
 992     private void updateFocusabilityForAutoRequestFocus(boolean isFocusable) {
 993         if (target.isAutoRequestFocus() || !isNativelyFocusableWindow()) return;
 994         setStyleBits(SHOULD_BECOME_KEY | SHOULD_BECOME_MAIN, isFocusable); // set both bits at once
 995     }
 996 
 997     private boolean checkBlocking() {
 998         LWWindowPeer blocker = (peer == null)? null : peer.getBlocker();
 999         if (blocker == null) {
1000             return false;
1001         }
1002 
1003         if (blocker instanceof CPrinterDialogPeer) {
1004             return true;
1005         }
1006 
1007         CPlatformWindow pWindow = (CPlatformWindow)blocker.getPlatformWindow();
1008 
1009         pWindow.orderAboveSiblings();
1010 
1011         final long nsWindowPtr = pWindow.getNSWindowPtr();
1012         CWrapper.NSWindow.orderFrontRegardless(nsWindowPtr);
1013         CWrapper.NSWindow.makeKeyAndOrderFront(nsWindowPtr);
1014         CWrapper.NSWindow.makeMainWindow(nsWindowPtr);
1015 
1016         return true;
1017     }
1018 
1019     private void orderAboveSiblings() {
1020         if (owner == null) {
1021             return;
1022         }
1023 
1024         // NOTE: the logic will fail if we have a hierarchy like:
1025         //       visible root owner
1026         //          invisible owner
1027         //              visible dialog
1028         // However, this is an unlikely scenario for real life apps
1029         if (owner.isVisible()) {
1030             // Recursively pop up the windows from the very bottom so that only
1031             // the very top-most one becomes the main window
1032             owner.orderAboveSiblings();
1033 
1034             // Order the window to front of the stack of child windows
1035             final long nsWindowSelfPtr = getNSWindowPtr();
1036             final long nsWindowOwnerPtr = owner.getNSWindowPtr();
1037             CWrapper.NSWindow.removeChildWindow(nsWindowOwnerPtr, nsWindowSelfPtr);
1038             CWrapper.NSWindow.addChildWindow(nsWindowOwnerPtr, nsWindowSelfPtr, CWrapper.NSWindow.NSWindowAbove);
1039         }
1040 
1041         if (target.isAlwaysOnTop()) {
1042             CWrapper.NSWindow.setLevel(getNSWindowPtr(), CWrapper.NSWindow.NSFloatingWindowLevel);
1043         }
1044     }
1045 
1046     // ----------------------------------------------------------------------
1047     //                          NATIVE CALLBACKS
1048     // ----------------------------------------------------------------------
1049 
1050     private void windowDidBecomeMain() {
1051         assert CThreading.assertAppKit();
1052 
1053         if (checkBlocking()) return;
1054         // If it's not blocked, make sure it's above its siblings
1055         orderAboveSiblings();
1056     }
1057 
1058     private void windowWillEnterFullScreen() {
1059         isFullScreenAnimationOn = true;
1060     }
1061 
1062     private void windowDidEnterFullScreen() {
1063         isFullScreenAnimationOn = false;
1064     }
1065 
1066     private void windowWillExitFullScreen() {
1067         isFullScreenAnimationOn = true;
1068     }
1069 
1070     private void windowDidExitFullScreen() {
1071         isFullScreenAnimationOn = false;
1072     }
1073 }
--- EOF ---