1 /*
   2  * Copyright (c) 2011, 2018, 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 #import <Cocoa/Cocoa.h>
  27 #import <JavaNativeFoundation/JavaNativeFoundation.h>
  28 
  29 #import "sun_lwawt_macosx_CPlatformWindow.h"
  30 #import "com_apple_eawt_event_GestureHandler.h"
  31 #import "com_apple_eawt_FullScreenHandler.h"
  32 #import "ApplicationDelegate.h"
  33 
  34 #import "AWTWindow.h"
  35 #import "AWTView.h"
  36 #import "GeomUtilities.h"
  37 #import "ThreadUtilities.h"
  38 
  39 #define MASK(KEY) \
  40     (sun_lwawt_macosx_CPlatformWindow_ ## KEY)
  41 
  42 #define IS(BITS, KEY) \
  43     ((BITS & MASK(KEY)) != 0)
  44 
  45 #define SET(BITS, KEY, VALUE) \
  46     BITS = VALUE ? BITS | MASK(KEY) : BITS & ~MASK(KEY)
  47 
  48 static JNF_CLASS_CACHE(jc_CPlatformWindow, "sun/lwawt/macosx/CPlatformWindow");
  49 
  50 // Cocoa windowDidBecomeKey/windowDidResignKey notifications
  51 // doesn't provide information about "opposite" window, so we
  52 // have to do a bit of tracking. This variable points to a window
  53 // which had been the key window just before a new key window
  54 // was set. It would be nil if the new key window isn't an AWT
  55 // window or the app currently has no key window.
  56 static AWTWindow* lastKeyWindow = nil;
  57 
  58 // This variable contains coordinates of a window's top left
  59 // which was positioned via java.awt.Window.setLocationByPlatform.
  60 // It would be NSZeroPoint if 'Location by Platform' is not used.
  61 static NSPoint lastTopLeftPoint;
  62 
  63 // --------------------------------------------------------------
  64 // NSWindow/NSPanel descendants implementation
  65 #define AWT_NS_WINDOW_IMPLEMENTATION                            \
  66 - (id) initWithDelegate:(AWTWindow *)delegate                   \
  67               frameRect:(NSRect)contectRect                     \
  68               styleMask:(NSUInteger)styleMask                   \
  69             contentView:(NSView *)view                          \
  70 {                                                               \
  71     self = [super initWithContentRect:contectRect               \
  72                             styleMask:styleMask                 \
  73                               backing:NSBackingStoreBuffered    \
  74                                 defer:NO];                      \
  75                                                                 \
  76     if (self == nil) return nil;                                \
  77                                                                 \
  78     [self setDelegate:delegate];                                \
  79     [self setContentView:view];                                 \
  80     [self setInitialFirstResponder:view];                       \
  81     [self setReleasedWhenClosed:NO];                            \
  82     [self setPreservesContentDuringLiveResize:YES];             \
  83                                                                 \
  84     return self;                                                \
  85 }                                                               \
  86                                                                 \
  87 /* NSWindow overrides */                                        \
  88 - (BOOL) canBecomeKeyWindow {                                   \
  89     return [(AWTWindow*)[self delegate] canBecomeKeyWindow];    \
  90 }                                                               \
  91                                                                 \
  92 - (BOOL) canBecomeMainWindow {                                  \
  93     return [(AWTWindow*)[self delegate] canBecomeMainWindow];   \
  94 }                                                               \
  95                                                                 \
  96 - (BOOL) worksWhenModal {                                       \
  97     return [(AWTWindow*)[self delegate] worksWhenModal];        \
  98 }                                                               \
  99                                                                 \
 100 - (void)sendEvent:(NSEvent *)event {                            \
 101     [(AWTWindow*)[self delegate] sendEvent:event];              \
 102     [super sendEvent:event];                                    \
 103 }
 104 
 105 @implementation AWTWindow_Normal
 106 AWT_NS_WINDOW_IMPLEMENTATION
 107 
 108 // Gesture support
 109 - (void)postGesture:(NSEvent *)event as:(jint)type a:(jdouble)a b:(jdouble)b {
 110     AWT_ASSERT_APPKIT_THREAD;
 111 
 112     JNIEnv *env = [ThreadUtilities getJNIEnv];
 113     jobject platformWindow = [((AWTWindow *)self.delegate).javaPlatformWindow jObjectWithEnv:env];
 114     if (platformWindow != NULL) {
 115         // extract the target AWT Window object out of the CPlatformWindow
 116         static JNF_MEMBER_CACHE(jf_target, jc_CPlatformWindow, "target", "Ljava/awt/Window;");
 117         jobject awtWindow = JNFGetObjectField(env, platformWindow, jf_target);
 118         if (awtWindow != NULL) {
 119             // translate the point into Java coordinates
 120             NSPoint loc = [event locationInWindow];
 121             loc.y = [self frame].size.height - loc.y;
 122 
 123             // send up to the GestureHandler to recursively dispatch on the AWT event thread
 124             static JNF_CLASS_CACHE(jc_GestureHandler, "com/apple/eawt/event/GestureHandler");
 125             static JNF_STATIC_MEMBER_CACHE(sjm_handleGestureFromNative, jc_GestureHandler, "handleGestureFromNative", "(Ljava/awt/Window;IDDDD)V");
 126             JNFCallStaticVoidMethod(env, sjm_handleGestureFromNative, awtWindow, type, (jdouble)loc.x, (jdouble)loc.y, (jdouble)a, (jdouble)b);
 127             (*env)->DeleteLocalRef(env, awtWindow);
 128         }
 129         (*env)->DeleteLocalRef(env, platformWindow);
 130     }
 131 }
 132 
 133 - (void)beginGestureWithEvent:(NSEvent *)event {
 134     [self postGesture:event
 135                    as:com_apple_eawt_event_GestureHandler_PHASE
 136                     a:-1.0
 137                     b:0.0];
 138 }
 139 
 140 - (void)endGestureWithEvent:(NSEvent *)event {
 141     [self postGesture:event
 142                    as:com_apple_eawt_event_GestureHandler_PHASE
 143                     a:1.0
 144                     b:0.0];
 145 }
 146 
 147 - (void)magnifyWithEvent:(NSEvent *)event {
 148     [self postGesture:event
 149                    as:com_apple_eawt_event_GestureHandler_MAGNIFY
 150                     a:[event magnification]
 151                     b:0.0];
 152 }
 153 
 154 - (void)rotateWithEvent:(NSEvent *)event {
 155     [self postGesture:event
 156                    as:com_apple_eawt_event_GestureHandler_ROTATE
 157                     a:[event rotation]
 158                     b:0.0];
 159 }
 160 
 161 - (void)swipeWithEvent:(NSEvent *)event {
 162     [self postGesture:event
 163                    as:com_apple_eawt_event_GestureHandler_SWIPE
 164                     a:[event deltaX]
 165                     b:[event deltaY]];
 166 }
 167 
 168 @end
 169 @implementation AWTWindow_Panel
 170 AWT_NS_WINDOW_IMPLEMENTATION
 171 @end
 172 // END of NSWindow/NSPanel descendants implementation
 173 // --------------------------------------------------------------
 174 
 175 
 176 @implementation AWTWindow
 177 
 178 @synthesize nsWindow;
 179 @synthesize javaPlatformWindow;
 180 @synthesize javaMenuBar;
 181 @synthesize javaMinSize;
 182 @synthesize javaMaxSize;
 183 @synthesize styleBits;
 184 @synthesize isEnabled;
 185 @synthesize ownerWindow;
 186 @synthesize preFullScreenLevel;
 187 @synthesize standardFrame;
 188 @synthesize isMinimizing;
 189 
 190 - (void) updateMinMaxSize:(BOOL)resizable {
 191     if (resizable) {
 192         [self.nsWindow setMinSize:self.javaMinSize];
 193         [self.nsWindow setMaxSize:self.javaMaxSize];
 194     } else {
 195         NSRect currentFrame = [self.nsWindow frame];
 196         [self.nsWindow setMinSize:currentFrame.size];
 197         [self.nsWindow setMaxSize:currentFrame.size];
 198     }
 199 }
 200 
 201 // creates a new NSWindow style mask based on the _STYLE_PROP_BITMASK bits
 202 + (NSUInteger) styleMaskForStyleBits:(jint)styleBits {
 203     NSUInteger type = 0;
 204     if (IS(styleBits, DECORATED)) {
 205         type |= NSTitledWindowMask;
 206         if (IS(styleBits, CLOSEABLE))   type |= NSClosableWindowMask;
 207         if (IS(styleBits, MINIMIZABLE)) type |= NSMiniaturizableWindowMask;
 208         if (IS(styleBits, RESIZABLE))   type |= NSResizableWindowMask;
 209     } else {
 210         type |= NSBorderlessWindowMask;
 211     }
 212 
 213     if (IS(styleBits, TEXTURED))      type |= NSTexturedBackgroundWindowMask;
 214     if (IS(styleBits, UNIFIED))       type |= NSUnifiedTitleAndToolbarWindowMask;
 215     if (IS(styleBits, UTILITY))       type |= NSUtilityWindowMask;
 216     if (IS(styleBits, HUD))           type |= NSHUDWindowMask;
 217     if (IS(styleBits, SHEET))         type |= NSDocModalWindowMask;
 218     if (IS(styleBits, NONACTIVATING)) type |= NSNonactivatingPanelMask;
 219 
 220     return type;
 221 }
 222 
 223 // updates _METHOD_PROP_BITMASK based properties on the window
 224 - (void) setPropertiesForStyleBits:(jint)bits mask:(jint)mask {
 225     if (IS(mask, RESIZABLE)) {
 226         BOOL resizable = IS(bits, RESIZABLE);
 227         [self updateMinMaxSize:resizable];
 228         [self.nsWindow setShowsResizeIndicator:resizable];
 229         // Zoom button should be disabled, if the window is not resizable,
 230         // otherwise button should be restored to initial state.
 231         BOOL zoom = resizable && IS(bits, ZOOMABLE);
 232         [[self.nsWindow standardWindowButton:NSWindowZoomButton] setEnabled:zoom];
 233     }
 234 
 235     if (IS(mask, HAS_SHADOW)) {
 236         [self.nsWindow setHasShadow:IS(bits, HAS_SHADOW)];
 237     }
 238 
 239     if (IS(mask, ZOOMABLE)) {
 240         [[self.nsWindow standardWindowButton:NSWindowZoomButton] setEnabled:IS(bits, ZOOMABLE)];
 241     }
 242 
 243     if (IS(mask, ALWAYS_ON_TOP)) {
 244         [self.nsWindow setLevel:IS(bits, ALWAYS_ON_TOP) ? NSFloatingWindowLevel : NSNormalWindowLevel];
 245     }
 246 
 247     if (IS(mask, HIDES_ON_DEACTIVATE)) {
 248         [self.nsWindow setHidesOnDeactivate:IS(bits, HIDES_ON_DEACTIVATE)];
 249     }
 250 
 251     if (IS(mask, DRAGGABLE_BACKGROUND)) {
 252         [self.nsWindow setMovableByWindowBackground:IS(bits, DRAGGABLE_BACKGROUND)];
 253     }
 254 
 255     if (IS(mask, DOCUMENT_MODIFIED)) {
 256         [self.nsWindow setDocumentEdited:IS(bits, DOCUMENT_MODIFIED)];
 257     }
 258 
 259     if (IS(mask, FULLSCREENABLE) && [self.nsWindow respondsToSelector:@selector(toggleFullScreen:)]) {
 260         if (IS(bits, FULLSCREENABLE)) {
 261             [self.nsWindow setCollectionBehavior:(1 << 7) /*NSWindowCollectionBehaviorFullScreenPrimary*/];
 262         } else {
 263             [self.nsWindow setCollectionBehavior:NSWindowCollectionBehaviorDefault];
 264         }
 265     }
 266 }
 267 
 268 - (id) initWithPlatformWindow:(JNFWeakJObjectWrapper *)platformWindow
 269                   ownerWindow:owner
 270                     styleBits:(jint)bits
 271                     frameRect:(NSRect)rect
 272                   contentView:(NSView *)view
 273 {
 274 AWT_ASSERT_APPKIT_THREAD;
 275 
 276     NSUInteger styleMask = [AWTWindow styleMaskForStyleBits:bits];
 277     NSRect contentRect = rect; //[NSWindow contentRectForFrameRect:rect styleMask:styleMask];
 278     if (contentRect.size.width <= 0.0) {
 279         contentRect.size.width = 1.0;
 280     }
 281     if (contentRect.size.height <= 0.0) {
 282         contentRect.size.height = 1.0;
 283     }
 284 
 285     self = [super init];
 286 
 287     if (self == nil) return nil; // no hope
 288 
 289     if (IS(bits, UTILITY) ||
 290         IS(bits, NONACTIVATING) ||
 291         IS(bits, HUD) ||
 292         IS(bits, HIDES_ON_DEACTIVATE))
 293     {
 294         self.nsWindow = [[AWTWindow_Panel alloc] initWithDelegate:self
 295                             frameRect:contentRect
 296                             styleMask:styleMask
 297                           contentView:view];
 298     }
 299     else
 300     {
 301         // These windows will appear in the window list in the dock icon menu
 302         self.nsWindow = [[AWTWindow_Normal alloc] initWithDelegate:self
 303                             frameRect:contentRect
 304                             styleMask:styleMask
 305                           contentView:view];
 306     }
 307 
 308     if (self.nsWindow == nil) return nil; // no hope either
 309     [self.nsWindow release]; // the property retains the object already
 310 
 311     self.isEnabled = YES;
 312     self.isMinimizing = NO;
 313     self.javaPlatformWindow = platformWindow;
 314     self.styleBits = bits;
 315     self.ownerWindow = owner;
 316     [self setPropertiesForStyleBits:styleBits mask:MASK(_METHOD_PROP_BITMASK)];
 317 
 318     if (IS(self.styleBits, IS_POPUP)) {
 319         [self.nsWindow setCollectionBehavior:(1 << 8) /*NSWindowCollectionBehaviorFullScreenAuxiliary*/];
 320     }
 321 
 322     if (IS(self.styleBits, SHEET)) {
 323         [self.nsWindow setStyleMask: NSDocModalWindowMask];
 324     }
 325 
 326     return self;
 327 }
 328 
 329 + (BOOL) isAWTWindow:(NSWindow *)window {
 330     return [window isKindOfClass: [AWTWindow_Panel class]] || [window isKindOfClass: [AWTWindow_Normal class]];
 331 }
 332 
 333 // Retrieves the list of possible window layers (levels)
 334 + (NSArray*) getWindowLayers {
 335     static NSArray *windowLayers;
 336     static dispatch_once_t token;
 337 
 338     // Initialize the list of possible window layers
 339     dispatch_once(&token, ^{
 340         // The layers are ordered from front to back, (i.e. the toppest one is the first)
 341         windowLayers = [NSArray arrayWithObjects:
 342                             [NSNumber numberWithInt:CGWindowLevelForKey(kCGPopUpMenuWindowLevelKey)],
 343                             [NSNumber numberWithInt:CGWindowLevelForKey(kCGFloatingWindowLevelKey)],
 344                             [NSNumber numberWithInt:CGWindowLevelForKey(kCGNormalWindowLevelKey)],
 345                             nil
 346                         ];
 347         [windowLayers retain];
 348     });
 349     return windowLayers;
 350 }
 351 
 352 // returns id for the topmost window under mouse
 353 + (NSInteger) getTopmostWindowUnderMouseID {
 354     NSInteger result = -1;
 355 
 356     NSArray *windowLayers = [AWTWindow getWindowLayers];
 357     // Looking for the window under mouse starting from the toppest layer
 358     for (NSNumber *layer in windowLayers) {
 359         result = [AWTWindow getTopmostWindowUnderMouseIDImpl:[layer integerValue]];
 360         if (result != -1) {
 361             break;
 362         }
 363     }
 364     return result;
 365 }
 366 
 367 + (NSInteger) getTopmostWindowUnderMouseIDImpl:(NSInteger)windowLayer {
 368     NSInteger result = -1;
 369 
 370     NSRect screenRect = [[NSScreen mainScreen] frame];
 371     NSPoint nsMouseLocation = [NSEvent mouseLocation];
 372     CGPoint cgMouseLocation = CGPointMake(nsMouseLocation.x, screenRect.size.height - nsMouseLocation.y);
 373 
 374     NSMutableArray *windows = (NSMutableArray *)CGWindowListCopyWindowInfo(kCGWindowListOptionOnScreenOnly | kCGWindowListExcludeDesktopElements, kCGNullWindowID);
 375 
 376     for (NSDictionary *window in windows) {
 377         NSInteger layer = [[window objectForKey:(id)kCGWindowLayer] integerValue];
 378         if (layer == windowLayer) {
 379             CGRect rect;
 380             CGRectMakeWithDictionaryRepresentation((CFDictionaryRef)[window objectForKey:(id)kCGWindowBounds], &rect);
 381             if (CGRectContainsPoint(rect, cgMouseLocation)) {
 382                 result = [[window objectForKey:(id)kCGWindowNumber] integerValue];
 383                 break;
 384             }
 385         }
 386     }
 387     [windows release];
 388     return result;
 389 }
 390 
 391 // checks that this window is under the mouse cursor and this point is not overlapped by others windows
 392 - (BOOL) isTopmostWindowUnderMouse {
 393     return [self.nsWindow windowNumber] == [AWTWindow getTopmostWindowUnderMouseID];
 394 }
 395 
 396 + (AWTWindow *) getTopmostWindowUnderMouse {
 397     NSEnumerator *windowEnumerator = [[NSApp windows] objectEnumerator];
 398     NSWindow *window;
 399 
 400     NSInteger topmostWindowUnderMouseID = [AWTWindow getTopmostWindowUnderMouseID];
 401 
 402     while ((window = [windowEnumerator nextObject]) != nil) {
 403         if ([window windowNumber] == topmostWindowUnderMouseID) {
 404             BOOL isAWTWindow = [AWTWindow isAWTWindow: window];
 405             return isAWTWindow ? (AWTWindow *) [window delegate] : nil;
 406         }
 407     }
 408     return nil;
 409 }
 410 
 411 + (void) synthesizeMouseEnteredExitedEvents:(NSWindow*)window withType:(NSEventType)eventType {
 412 
 413     NSPoint screenLocation = [NSEvent mouseLocation];
 414     NSPoint windowLocation = [window convertScreenToBase: screenLocation];
 415     int modifierFlags = (eventType == NSMouseEntered) ? NSMouseEnteredMask : NSMouseExitedMask;
 416 
 417     NSEvent *mouseEvent = [NSEvent enterExitEventWithType: eventType
 418                                                  location: windowLocation
 419                                             modifierFlags: modifierFlags
 420                                                 timestamp: 0
 421                                              windowNumber: [window windowNumber]
 422                                                   context: nil
 423                                               eventNumber: 0
 424                                            trackingNumber: 0
 425                                                  userData: nil
 426                            ];
 427 
 428     [[window contentView] deliverJavaMouseEvent: mouseEvent];
 429 }
 430 
 431 + (void) synthesizeMouseEnteredExitedEventsForAllWindows {
 432 
 433     NSInteger topmostWindowUnderMouseID = [AWTWindow getTopmostWindowUnderMouseID];
 434     NSArray *windows = [NSApp windows];
 435     NSWindow *window;
 436 
 437     NSEnumerator *windowEnumerator = [windows objectEnumerator];
 438     while ((window = [windowEnumerator nextObject]) != nil) {
 439         if ([AWTWindow isAWTWindow: window]) {
 440             BOOL isUnderMouse = ([window windowNumber] == topmostWindowUnderMouseID);
 441             BOOL mouseIsOver = [[window contentView] mouseIsOver];
 442             if (isUnderMouse && !mouseIsOver) {
 443                 [AWTWindow synthesizeMouseEnteredExitedEvents:window withType:NSMouseEntered];
 444             } else if (!isUnderMouse && mouseIsOver) {
 445                 [AWTWindow synthesizeMouseEnteredExitedEvents:window withType:NSMouseExited];
 446             }
 447         }
 448     }
 449 }
 450 
 451 + (NSNumber *) getNSWindowDisplayID_AppKitThread:(NSWindow *)window {
 452     AWT_ASSERT_APPKIT_THREAD;
 453     NSScreen *screen = [window screen];
 454     NSDictionary *deviceDescription = [screen deviceDescription];
 455     return [deviceDescription objectForKey:@"NSScreenNumber"];
 456 }
 457 
 458 - (void) dealloc {
 459 AWT_ASSERT_APPKIT_THREAD;
 460 
 461     JNIEnv *env = [ThreadUtilities getJNIEnvUncached];
 462     [self.javaPlatformWindow setJObject:nil withEnv:env];
 463 
 464     self.nsWindow = nil;
 465     self.ownerWindow = nil;
 466     [super dealloc];
 467 }
 468 
 469 // Tests whether window is blocked by modal dialog/window
 470 - (BOOL) isBlocked {
 471     BOOL isBlocked = NO;
 472 
 473     JNIEnv *env = [ThreadUtilities getJNIEnv];
 474     jobject platformWindow = [self.javaPlatformWindow jObjectWithEnv:env];
 475     if (platformWindow != NULL) {
 476         static JNF_MEMBER_CACHE(jm_isBlocked, jc_CPlatformWindow, "isBlocked", "()Z");
 477         isBlocked = JNFCallBooleanMethod(env, platformWindow, jm_isBlocked) == JNI_TRUE ? YES : NO;
 478         (*env)->DeleteLocalRef(env, platformWindow);
 479     }
 480 
 481     return isBlocked;
 482 }
 483 
 484 // Test whether window is simple window and owned by embedded frame
 485 - (BOOL) isSimpleWindowOwnedByEmbeddedFrame {
 486     BOOL isSimpleWindowOwnedByEmbeddedFrame = NO;
 487 
 488     JNIEnv *env = [ThreadUtilities getJNIEnv];
 489     jobject platformWindow = [self.javaPlatformWindow jObjectWithEnv:env];
 490     if (platformWindow != NULL) {
 491         static JNF_MEMBER_CACHE(jm_isBlocked, jc_CPlatformWindow, "isSimpleWindowOwnedByEmbeddedFrame", "()Z");
 492         isSimpleWindowOwnedByEmbeddedFrame = JNFCallBooleanMethod(env, platformWindow, jm_isBlocked) == JNI_TRUE ? YES : NO;
 493         (*env)->DeleteLocalRef(env, platformWindow);
 494     }
 495 
 496     return isSimpleWindowOwnedByEmbeddedFrame;
 497 }
 498 
 499 // Tests whether the corresponding Java platform window is visible or not
 500 + (BOOL) isJavaPlatformWindowVisible:(NSWindow *)window {
 501     BOOL isVisible = NO;
 502 
 503     if ([AWTWindow isAWTWindow:window] && [window delegate] != nil) {
 504         AWTWindow *awtWindow = (AWTWindow *)[window delegate];
 505         [AWTToolkit eventCountPlusPlus];
 506 
 507         JNIEnv *env = [ThreadUtilities getJNIEnv];
 508         jobject platformWindow = [awtWindow.javaPlatformWindow jObjectWithEnv:env];
 509         if (platformWindow != NULL) {
 510             static JNF_MEMBER_CACHE(jm_isVisible, jc_CPlatformWindow, "isVisible", "()Z");
 511             isVisible = JNFCallBooleanMethod(env, platformWindow, jm_isVisible) == JNI_TRUE ? YES : NO;
 512             (*env)->DeleteLocalRef(env, platformWindow);
 513 
 514         }
 515     }
 516     return isVisible;
 517 }
 518 
 519 // Orders window's childs based on the current focus state
 520 - (void) orderChildWindows:(BOOL)focus {
 521 AWT_ASSERT_APPKIT_THREAD;
 522 
 523     if (self.isMinimizing || [self isBlocked]) {
 524         // Do not perform any ordering, if iconify is in progress
 525         // or the window is blocked by a modal window
 526         return;
 527     }
 528 
 529     NSEnumerator *windowEnumerator = [[NSApp windows]objectEnumerator];
 530     NSWindow *window;
 531     while ((window = [windowEnumerator nextObject]) != nil) {
 532         if ([AWTWindow isJavaPlatformWindowVisible:window]) {
 533             AWTWindow *awtWindow = (AWTWindow *)[window delegate];
 534             AWTWindow *owner = awtWindow.ownerWindow;
 535             if (IS(awtWindow.styleBits, ALWAYS_ON_TOP)) {
 536                 // Do not order 'always on top' windows
 537                 continue;
 538             }
 539             while (awtWindow.ownerWindow != nil) {
 540                 if (awtWindow.ownerWindow == self) {
 541                     if (focus) {
 542                         // Move the childWindow to floating level
 543                         // so it will appear in front of its
 544                         // parent which owns the focus
 545                         [window setLevel:NSFloatingWindowLevel];
 546                     } else {
 547                         // Focus owner has changed, move the childWindow
 548                         // back to normal window level
 549                         [window setLevel:NSNormalWindowLevel];
 550                     }
 551                     // The childWindow should be displayed in front of
 552                     // its nearest parentWindow
 553                     [window orderWindow:NSWindowAbove relativeTo:[owner.nsWindow windowNumber]];
 554                     break;
 555                 }
 556                 awtWindow = awtWindow.ownerWindow;
 557             }
 558         }
 559     }
 560 }
 561 
 562 // NSWindow overrides
 563 - (BOOL) canBecomeKeyWindow {
 564 AWT_ASSERT_APPKIT_THREAD;
 565     return self.isEnabled && (IS(self.styleBits, SHOULD_BECOME_KEY) || [self isSimpleWindowOwnedByEmbeddedFrame]);
 566 }
 567 
 568 - (BOOL) canBecomeMainWindow {
 569 AWT_ASSERT_APPKIT_THREAD;
 570     if (!self.isEnabled) {
 571         // Native system can bring up the NSWindow to
 572         // the top even if the window is not main.
 573         // We should bring up the modal dialog manually
 574         [AWTToolkit eventCountPlusPlus];
 575 
 576         JNIEnv *env = [ThreadUtilities getJNIEnv];
 577         jobject platformWindow = [self.javaPlatformWindow jObjectWithEnv:env];
 578         if (platformWindow != NULL) {
 579             static JNF_MEMBER_CACHE(jm_checkBlockingAndOrder, jc_CPlatformWindow,
 580                                     "checkBlockingAndOrder", "()Z");
 581             JNFCallBooleanMethod(env, platformWindow, jm_checkBlockingAndOrder);
 582             (*env)->DeleteLocalRef(env, platformWindow);
 583         }
 584     }
 585 
 586     return self.isEnabled && IS(self.styleBits, SHOULD_BECOME_MAIN);
 587 }
 588 
 589 - (BOOL) worksWhenModal {
 590 AWT_ASSERT_APPKIT_THREAD;
 591     return IS(self.styleBits, MODAL_EXCLUDED);
 592 }
 593 
 594 
 595 // NSWindowDelegate methods
 596 
 597 - (void) _deliverMoveResizeEvent {
 598 AWT_ASSERT_APPKIT_THREAD;
 599 
 600     // deliver the event if this is a user-initiated live resize or as a side-effect
 601     // of a Java initiated resize, because AppKit can override the bounds and force
 602     // the bounds of the window to avoid the Dock or remain on screen.
 603     [AWTToolkit eventCountPlusPlus];
 604     JNIEnv *env = [ThreadUtilities getJNIEnv];
 605     jobject platformWindow = [self.javaPlatformWindow jObjectWithEnv:env];
 606     if (platformWindow == NULL) {
 607         // TODO: create generic AWT assert
 608     }
 609 
 610     NSRect frame = ConvertNSScreenRect(env, [self.nsWindow frame]);
 611 
 612     static JNF_MEMBER_CACHE(jm_deliverMoveResizeEvent, jc_CPlatformWindow, "deliverMoveResizeEvent", "(IIIIZ)V");
 613     JNFCallVoidMethod(env, platformWindow, jm_deliverMoveResizeEvent,
 614                       (jint)frame.origin.x,
 615                       (jint)frame.origin.y,
 616                       (jint)frame.size.width,
 617                       (jint)frame.size.height,
 618                       (jboolean)[self.nsWindow inLiveResize]);
 619     (*env)->DeleteLocalRef(env, platformWindow);
 620 
 621     [AWTWindow synthesizeMouseEnteredExitedEventsForAllWindows];
 622 }
 623 
 624 - (void)windowDidMove:(NSNotification *)notification {
 625 AWT_ASSERT_APPKIT_THREAD;
 626 
 627     [self _deliverMoveResizeEvent];
 628 }
 629 
 630 - (void)windowDidResize:(NSNotification *)notification {
 631 AWT_ASSERT_APPKIT_THREAD;
 632 
 633     [self _deliverMoveResizeEvent];
 634 }
 635 
 636 - (void)windowDidExpose:(NSNotification *)notification {
 637 AWT_ASSERT_APPKIT_THREAD;
 638 
 639     [AWTToolkit eventCountPlusPlus];
 640     // TODO: don't see this callback invoked anytime so we track
 641     // window exposing in _setVisible:(BOOL)
 642 }
 643 
 644 - (NSRect)windowWillUseStandardFrame:(NSWindow *)window
 645                         defaultFrame:(NSRect)newFrame {
 646 
 647     return NSEqualSizes(NSZeroSize, [self standardFrame].size)
 648                 ? newFrame
 649                 : [self standardFrame];
 650 }
 651 
 652 // Hides/shows window's childs during iconify/de-iconify operation
 653 - (void) iconifyChildWindows:(BOOL)iconify {
 654 AWT_ASSERT_APPKIT_THREAD;
 655 
 656     NSEnumerator *windowEnumerator = [[NSApp windows]objectEnumerator];
 657     NSWindow *window;
 658     while ((window = [windowEnumerator nextObject]) != nil) {
 659         if ([AWTWindow isJavaPlatformWindowVisible:window]) {
 660             AWTWindow *awtWindow = (AWTWindow *)[window delegate];
 661             while (awtWindow.ownerWindow != nil) {
 662                 if (awtWindow.ownerWindow == self) {
 663                     if (iconify) {
 664                         [window orderOut:window];
 665                     } else {
 666                         [window orderFront:window];
 667                     }
 668                     break;
 669                 }
 670                 awtWindow = awtWindow.ownerWindow;
 671             }
 672         }
 673     }
 674 }
 675 
 676 - (void) _deliverIconify:(BOOL)iconify {
 677 AWT_ASSERT_APPKIT_THREAD;
 678 
 679     [AWTToolkit eventCountPlusPlus];
 680     JNIEnv *env = [ThreadUtilities getJNIEnv];
 681     jobject platformWindow = [self.javaPlatformWindow jObjectWithEnv:env];
 682     if (platformWindow != NULL) {
 683         static JNF_MEMBER_CACHE(jm_deliverIconify, jc_CPlatformWindow, "deliverIconify", "(Z)V");
 684         JNFCallVoidMethod(env, platformWindow, jm_deliverIconify, iconify);
 685         (*env)->DeleteLocalRef(env, platformWindow);
 686     }
 687 }
 688 
 689 - (void)windowWillMiniaturize:(NSNotification *)notification {
 690 AWT_ASSERT_APPKIT_THREAD;
 691 
 692     self.isMinimizing = YES;
 693 
 694     JNIEnv *env = [ThreadUtilities getJNIEnv];
 695     jobject platformWindow = [self.javaPlatformWindow jObjectWithEnv:env];
 696     if (platformWindow != NULL) {
 697         static JNF_MEMBER_CACHE(jm_windowWillMiniaturize, jc_CPlatformWindow, "windowWillMiniaturize", "()V");
 698         JNFCallVoidMethod(env, platformWindow, jm_windowWillMiniaturize);
 699         (*env)->DeleteLocalRef(env, platformWindow);
 700     }
 701     // Explicitly make myself a key window to avoid possible
 702     // negative visual effects during iconify operation
 703     [self.nsWindow makeKeyAndOrderFront:self.nsWindow];
 704     [self iconifyChildWindows:YES];
 705 }
 706 
 707 - (void)windowDidMiniaturize:(NSNotification *)notification {
 708 AWT_ASSERT_APPKIT_THREAD;
 709 
 710     [self _deliverIconify:JNI_TRUE];
 711     self.isMinimizing = NO;
 712 }
 713 
 714 - (void)windowDidDeminiaturize:(NSNotification *)notification {
 715 AWT_ASSERT_APPKIT_THREAD;
 716 
 717     [self _deliverIconify:JNI_FALSE];
 718     [self iconifyChildWindows:NO];
 719 }
 720 
 721 - (void) _deliverWindowFocusEvent:(BOOL)focused oppositeWindow:(AWTWindow *)opposite {
 722 //AWT_ASSERT_APPKIT_THREAD;
 723     JNIEnv *env = [ThreadUtilities getJNIEnvUncached];
 724     jobject platformWindow = [self.javaPlatformWindow jObjectWithEnv:env];
 725     if (platformWindow != NULL) {
 726         jobject oppositeWindow = [opposite.javaPlatformWindow jObjectWithEnv:env];
 727 
 728         static JNF_MEMBER_CACHE(jm_deliverWindowFocusEvent, jc_CPlatformWindow, "deliverWindowFocusEvent", "(ZLsun/lwawt/macosx/CPlatformWindow;)V");
 729         JNFCallVoidMethod(env, platformWindow, jm_deliverWindowFocusEvent, (jboolean)focused, oppositeWindow);
 730         (*env)->DeleteLocalRef(env, platformWindow);
 731         (*env)->DeleteLocalRef(env, oppositeWindow);
 732     }
 733 }
 734 
 735 - (void) windowDidBecomeMain: (NSNotification *) notification {
 736 AWT_ASSERT_APPKIT_THREAD;
 737     [AWTToolkit eventCountPlusPlus];
 738 #ifdef DEBUG
 739     NSLog(@"became main: %d %@ %@", [self.nsWindow isKeyWindow], [self.nsWindow title], [self menuBarForWindow]);
 740 #endif
 741 
 742     if (![self.nsWindow isKeyWindow]) {
 743         [self activateWindowMenuBar];
 744     }
 745 
 746     JNIEnv *env = [ThreadUtilities getJNIEnv];
 747     jobject platformWindow = [self.javaPlatformWindow jObjectWithEnv:env];
 748     if (platformWindow != NULL) {
 749         static JNF_MEMBER_CACHE(jm_windowDidBecomeMain, jc_CPlatformWindow, "windowDidBecomeMain", "()V");
 750         JNFCallVoidMethod(env, platformWindow, jm_windowDidBecomeMain);
 751         (*env)->DeleteLocalRef(env, platformWindow);
 752     }
 753 }
 754 
 755 - (void) windowDidBecomeKey: (NSNotification *) notification {
 756 AWT_ASSERT_APPKIT_THREAD;
 757     [AWTToolkit eventCountPlusPlus];
 758 #ifdef DEBUG
 759     NSLog(@"became key: %d %@ %@", [self.nsWindow isMainWindow], [self.nsWindow title], [self menuBarForWindow]);
 760 #endif
 761     AWTWindow *opposite = [AWTWindow lastKeyWindow];
 762 
 763     if (![self.nsWindow isMainWindow]) {
 764         [self activateWindowMenuBar];
 765     }
 766 
 767     [AWTWindow setLastKeyWindow:nil];
 768 
 769     [self _deliverWindowFocusEvent:YES oppositeWindow: opposite];
 770     [self orderChildWindows:YES];
 771 }
 772 
 773 - (void) activateWindowMenuBar {
 774 AWT_ASSERT_APPKIT_THREAD;
 775     // Finds appropriate menubar in our hierarchy
 776     AWTWindow *awtWindow = self;
 777     while (awtWindow.ownerWindow != nil) {
 778         awtWindow = awtWindow.ownerWindow;
 779     }
 780 
 781     CMenuBar *menuBar = nil;
 782     BOOL isDisabled = NO;
 783     if ([awtWindow.nsWindow isVisible]){
 784         menuBar = awtWindow.javaMenuBar;
 785         isDisabled = !awtWindow.isEnabled;
 786     }
 787 
 788     if (menuBar == nil) {
 789         menuBar = [[ApplicationDelegate sharedDelegate] defaultMenuBar];
 790         isDisabled = NO;
 791     }
 792 
 793     [CMenuBar activate:menuBar modallyDisabled:isDisabled];
 794 }
 795 
 796 #ifdef DEBUG
 797 - (CMenuBar *) menuBarForWindow {
 798 AWT_ASSERT_APPKIT_THREAD;
 799     AWTWindow *awtWindow = self;
 800     while (awtWindow.ownerWindow != nil) {
 801         awtWindow = awtWindow.ownerWindow;
 802     }
 803     return awtWindow.javaMenuBar;
 804 }
 805 #endif
 806 
 807 - (void) windowDidResignKey: (NSNotification *) notification {
 808     // TODO: check why sometimes at start is invoked *not* on AppKit main thread.
 809 AWT_ASSERT_APPKIT_THREAD;
 810     [AWTToolkit eventCountPlusPlus];
 811 #ifdef DEBUG
 812     NSLog(@"resigned key: %d %@ %@", [self.nsWindow isMainWindow], [self.nsWindow title], [self menuBarForWindow]);
 813 #endif
 814     if (![self.nsWindow isMainWindow]) {
 815         [self deactivateWindow];
 816     }
 817 }
 818 
 819 - (void) windowDidResignMain: (NSNotification *) notification {
 820 AWT_ASSERT_APPKIT_THREAD;
 821     [AWTToolkit eventCountPlusPlus];
 822 #ifdef DEBUG
 823     NSLog(@"resigned main: %d %@ %@", [self.nsWindow isKeyWindow], [self.nsWindow title], [self menuBarForWindow]);
 824 #endif
 825     if (![self.nsWindow isKeyWindow]) {
 826         [self deactivateWindow];
 827     }
 828 }
 829 
 830 - (void) deactivateWindow {
 831 AWT_ASSERT_APPKIT_THREAD;
 832 #ifdef DEBUG
 833     NSLog(@"deactivating window: %@", [self.nsWindow title]);
 834 #endif
 835     [self.javaMenuBar deactivate];
 836 
 837     // the new key window
 838     NSWindow *keyWindow = [NSApp keyWindow];
 839     AWTWindow *opposite = nil;
 840     if ([AWTWindow isAWTWindow: keyWindow]) {
 841         opposite = (AWTWindow *)[keyWindow delegate];
 842         [AWTWindow setLastKeyWindow: self];
 843     } else {
 844         [AWTWindow setLastKeyWindow: nil];
 845     }
 846 
 847     [self _deliverWindowFocusEvent:NO oppositeWindow: opposite];
 848     [self orderChildWindows:NO];
 849 }
 850 
 851 - (BOOL)windowShouldClose:(id)sender {
 852 AWT_ASSERT_APPKIT_THREAD;
 853     [AWTToolkit eventCountPlusPlus];
 854     JNIEnv *env = [ThreadUtilities getJNIEnv];
 855     jobject platformWindow = [self.javaPlatformWindow jObjectWithEnv:env];
 856     if (platformWindow != NULL) {
 857         static JNF_MEMBER_CACHE(jm_deliverWindowClosingEvent, jc_CPlatformWindow, "deliverWindowClosingEvent", "()V");
 858         JNFCallVoidMethod(env, platformWindow, jm_deliverWindowClosingEvent);
 859         (*env)->DeleteLocalRef(env, platformWindow);
 860     }
 861     // The window will be closed (if allowed) as result of sending Java event
 862     return NO;
 863 }
 864 
 865 
 866 - (void)_notifyFullScreenOp:(jint)op withEnv:(JNIEnv *)env {
 867     static JNF_CLASS_CACHE(jc_FullScreenHandler, "com/apple/eawt/FullScreenHandler");
 868     static JNF_STATIC_MEMBER_CACHE(jm_notifyFullScreenOperation, jc_FullScreenHandler, "handleFullScreenEventFromNative", "(Ljava/awt/Window;I)V");
 869     static JNF_MEMBER_CACHE(jf_target, jc_CPlatformWindow, "target", "Ljava/awt/Window;");
 870     jobject platformWindow = [self.javaPlatformWindow jObjectWithEnv:env];
 871     if (platformWindow != NULL) {
 872         jobject awtWindow = JNFGetObjectField(env, platformWindow, jf_target);
 873         if (awtWindow != NULL) {
 874             JNFCallStaticVoidMethod(env, jm_notifyFullScreenOperation, awtWindow, op);
 875             (*env)->DeleteLocalRef(env, awtWindow);
 876         }
 877         (*env)->DeleteLocalRef(env, platformWindow);
 878     }
 879 }
 880 
 881 
 882 - (void)windowWillEnterFullScreen:(NSNotification *)notification {
 883     static JNF_MEMBER_CACHE(jm_windowWillEnterFullScreen, jc_CPlatformWindow, "windowWillEnterFullScreen", "()V");
 884     JNIEnv *env = [ThreadUtilities getJNIEnv];
 885     jobject platformWindow = [self.javaPlatformWindow jObjectWithEnv:env];
 886     if (platformWindow != NULL) {
 887         JNFCallVoidMethod(env, platformWindow, jm_windowWillEnterFullScreen);
 888         [self _notifyFullScreenOp:com_apple_eawt_FullScreenHandler_FULLSCREEN_WILL_ENTER withEnv:env];
 889         (*env)->DeleteLocalRef(env, platformWindow);
 890     }
 891 }
 892 
 893 - (void)windowDidEnterFullScreen:(NSNotification *)notification {
 894     static JNF_MEMBER_CACHE(jm_windowDidEnterFullScreen, jc_CPlatformWindow, "windowDidEnterFullScreen", "()V");
 895     JNIEnv *env = [ThreadUtilities getJNIEnv];
 896     jobject platformWindow = [self.javaPlatformWindow jObjectWithEnv:env];
 897     if (platformWindow != NULL) {
 898         JNFCallVoidMethod(env, platformWindow, jm_windowDidEnterFullScreen);
 899         [self _notifyFullScreenOp:com_apple_eawt_FullScreenHandler_FULLSCREEN_DID_ENTER withEnv:env];
 900         (*env)->DeleteLocalRef(env, platformWindow);
 901     }
 902     [AWTWindow synthesizeMouseEnteredExitedEventsForAllWindows];
 903 }
 904 
 905 - (void)windowWillExitFullScreen:(NSNotification *)notification {
 906     static JNF_MEMBER_CACHE(jm_windowWillExitFullScreen, jc_CPlatformWindow, "windowWillExitFullScreen", "()V");
 907     JNIEnv *env = [ThreadUtilities getJNIEnv];
 908     jobject platformWindow = [self.javaPlatformWindow jObjectWithEnv:env];
 909     if (platformWindow != NULL) {
 910         JNFCallVoidMethod(env, platformWindow, jm_windowWillExitFullScreen);
 911         [self _notifyFullScreenOp:com_apple_eawt_FullScreenHandler_FULLSCREEN_WILL_EXIT withEnv:env];
 912         (*env)->DeleteLocalRef(env, platformWindow);
 913     }
 914 }
 915 
 916 - (void)windowDidExitFullScreen:(NSNotification *)notification {
 917     static JNF_MEMBER_CACHE(jm_windowDidExitFullScreen, jc_CPlatformWindow, "windowDidExitFullScreen", "()V");
 918     JNIEnv *env = [ThreadUtilities getJNIEnv];
 919     jobject platformWindow = [self.javaPlatformWindow jObjectWithEnv:env];
 920     if (platformWindow != NULL) {
 921         JNFCallVoidMethod(env, platformWindow, jm_windowDidExitFullScreen);
 922         [self _notifyFullScreenOp:com_apple_eawt_FullScreenHandler_FULLSCREEN_DID_EXIT withEnv:env];
 923         (*env)->DeleteLocalRef(env, platformWindow);
 924     }
 925     [AWTWindow synthesizeMouseEnteredExitedEventsForAllWindows];
 926 }
 927 
 928 - (void)sendEvent:(NSEvent *)event {
 929         if ([event type] == NSLeftMouseDown || [event type] == NSRightMouseDown || [event type] == NSOtherMouseDown) {
 930             if ([self isBlocked]) {
 931                 // Move parent windows to front and make sure that a child window is displayed
 932                 // in front of its nearest parent.
 933                 if (self.ownerWindow != nil) {
 934                     JNIEnv *env = [ThreadUtilities getJNIEnvUncached];
 935                     jobject platformWindow = [self.javaPlatformWindow jObjectWithEnv:env];
 936                     if (platformWindow != NULL) {
 937                         static JNF_MEMBER_CACHE(jm_orderAboveSiblings, jc_CPlatformWindow, "orderAboveSiblings", "()V");
 938                         JNFCallVoidMethod(env,platformWindow, jm_orderAboveSiblings);
 939                         (*env)->DeleteLocalRef(env, platformWindow);
 940                     }
 941                 }
 942                 [self orderChildWindows:YES];
 943             }
 944 
 945             NSPoint p = [NSEvent mouseLocation];
 946             NSRect frame = [self.nsWindow frame];
 947             NSRect contentRect = [self.nsWindow contentRectForFrameRect:frame];
 948 
 949             // Check if the click happened in the non-client area (title bar)
 950             if (p.y >= (frame.origin.y + contentRect.size.height)) {
 951                 JNIEnv *env = [ThreadUtilities getJNIEnvUncached];
 952                 jobject platformWindow = [self.javaPlatformWindow jObjectWithEnv:env];
 953                 if (platformWindow != NULL) {
 954                     // Currently, no need to deliver the whole NSEvent.
 955                     static JNF_MEMBER_CACHE(jm_deliverNCMouseDown, jc_CPlatformWindow, "deliverNCMouseDown", "()V");
 956                     JNFCallVoidMethod(env, platformWindow, jm_deliverNCMouseDown);
 957                     (*env)->DeleteLocalRef(env, platformWindow);
 958                 }
 959             }
 960         }
 961 }
 962 
 963 - (void)constrainSize:(NSSize*)size {
 964     float minWidth = 0.f, minHeight = 0.f;
 965 
 966     if (IS(self.styleBits, DECORATED)) {
 967         NSRect frame = [self.nsWindow frame];
 968         NSRect contentRect = [NSWindow contentRectForFrameRect:frame styleMask:[self.nsWindow styleMask]];
 969 
 970         float top = frame.size.height - contentRect.size.height;
 971         float left = contentRect.origin.x - frame.origin.x;
 972         float bottom = contentRect.origin.y - frame.origin.y;
 973         float right = frame.size.width - (contentRect.size.width + left);
 974 
 975         // Speculative estimation: 80 - enough for window decorations controls
 976         minWidth += left + right + 80;
 977         minHeight += top + bottom;
 978     }
 979 
 980     minWidth = MAX(1.f, minWidth);
 981     minHeight = MAX(1.f, minHeight);
 982 
 983     size->width = MAX(size->width, minWidth);
 984     size->height = MAX(size->height, minHeight);
 985 }
 986 
 987 - (void) setEnabled: (BOOL)flag {
 988     self.isEnabled = flag;
 989 
 990     if (IS(self.styleBits, CLOSEABLE)) {
 991         [[self.nsWindow standardWindowButton:NSWindowCloseButton] setEnabled: flag];
 992     }
 993 
 994     if (IS(self.styleBits, MINIMIZABLE)) {
 995         [[self.nsWindow standardWindowButton:NSWindowMiniaturizeButton] setEnabled: flag];
 996     }
 997 
 998     if (IS(self.styleBits, ZOOMABLE)) {
 999         [[self.nsWindow standardWindowButton:NSWindowZoomButton] setEnabled: flag];
1000     }
1001 
1002     if (IS(self.styleBits, RESIZABLE)) {
1003         [self updateMinMaxSize:flag];
1004         [self.nsWindow setShowsResizeIndicator:flag];
1005     }
1006 }
1007 
1008 + (void) setLastKeyWindow:(AWTWindow *)window {
1009     [window retain];
1010     [lastKeyWindow release];
1011     lastKeyWindow = window;
1012 }
1013 
1014 + (AWTWindow *) lastKeyWindow {
1015     return lastKeyWindow;
1016 }
1017 
1018 @end // AWTWindow
1019 
1020 
1021 /*
1022  * Class:     sun_lwawt_macosx_CPlatformWindow
1023  * Method:    nativeCreateNSWindow
1024  * Signature: (JJIIII)J
1025  */
1026 JNIEXPORT jlong JNICALL Java_sun_lwawt_macosx_CPlatformWindow_nativeCreateNSWindow
1027 (JNIEnv *env, jobject obj, jlong contentViewPtr, jlong ownerPtr, jlong styleBits, jdouble x, jdouble y, jdouble w, jdouble h)
1028 {
1029     __block AWTWindow *window = nil;
1030 
1031 JNF_COCOA_ENTER(env);
1032 
1033     JNFWeakJObjectWrapper *platformWindow = [JNFWeakJObjectWrapper wrapperWithJObject:obj withEnv:env];
1034     NSView *contentView = OBJC(contentViewPtr);
1035     NSRect frameRect = NSMakeRect(x, y, w, h);
1036     AWTWindow *owner = [OBJC(ownerPtr) delegate];
1037     [ThreadUtilities performOnMainThreadWaiting:YES block:^(){
1038 
1039         window = [[AWTWindow alloc] initWithPlatformWindow:platformWindow
1040                                                ownerWindow:owner
1041                                                  styleBits:styleBits
1042                                                  frameRect:frameRect
1043                                                contentView:contentView];
1044         // the window is released is CPlatformWindow.nativeDispose()
1045 
1046         if (window) [window.nsWindow retain];
1047     }];
1048 
1049 JNF_COCOA_EXIT(env);
1050 
1051     return ptr_to_jlong(window ? window.nsWindow : nil);
1052 }
1053 
1054 /*
1055  * Class:     sun_lwawt_macosx_CPlatformWindow
1056  * Method:    nativeSetNSWindowStyleBits
1057  * Signature: (JII)V
1058  */
1059 JNIEXPORT void JNICALL Java_sun_lwawt_macosx_CPlatformWindow_nativeSetNSWindowStyleBits
1060 (JNIEnv *env, jclass clazz, jlong windowPtr, jint mask, jint bits)
1061 {
1062 JNF_COCOA_ENTER(env);
1063 
1064     NSWindow *nsWindow = OBJC(windowPtr);
1065     [ThreadUtilities performOnMainThreadWaiting:NO block:^(){
1066 
1067         AWTWindow *window = (AWTWindow*)[nsWindow delegate];
1068 
1069         // scans the bit field, and only updates the values requested by the mask
1070         // (this implicity handles the _CALLBACK_PROP_BITMASK case, since those are passive reads)
1071         jint newBits = window.styleBits & ~mask | bits & mask;
1072 
1073         // resets the NSWindow's style mask if the mask intersects any of those bits
1074         if (mask & MASK(_STYLE_PROP_BITMASK)) {
1075             [nsWindow setStyleMask:[AWTWindow styleMaskForStyleBits:newBits]];
1076         }
1077 
1078         // calls methods on NSWindow to change other properties, based on the mask
1079         if (mask & MASK(_METHOD_PROP_BITMASK)) {
1080             [window setPropertiesForStyleBits:newBits mask:mask];
1081         }
1082 
1083         window.styleBits = newBits;
1084     }];
1085 
1086 JNF_COCOA_EXIT(env);
1087 }
1088 
1089 /*
1090  * Class:     sun_lwawt_macosx_CPlatformWindow
1091  * Method:    nativeSetNSWindowMenuBar
1092  * Signature: (JJ)V
1093  */
1094 JNIEXPORT void JNICALL Java_sun_lwawt_macosx_CPlatformWindow_nativeSetNSWindowMenuBar
1095 (JNIEnv *env, jclass clazz, jlong windowPtr, jlong menuBarPtr)
1096 {
1097 JNF_COCOA_ENTER(env);
1098 
1099     NSWindow *nsWindow = OBJC(windowPtr);
1100     CMenuBar *menuBar = OBJC(menuBarPtr);
1101     [ThreadUtilities performOnMainThreadWaiting:NO block:^(){
1102 
1103         AWTWindow *window = (AWTWindow*)[nsWindow delegate];
1104 
1105         if ([nsWindow isKeyWindow] || [nsWindow isMainWindow]) {
1106             [window.javaMenuBar deactivate];
1107         }
1108 
1109         window.javaMenuBar = menuBar;
1110 
1111         CMenuBar* actualMenuBar = menuBar;
1112         if (actualMenuBar == nil) {
1113             actualMenuBar = [[ApplicationDelegate sharedDelegate] defaultMenuBar];
1114         }
1115 
1116         if ([nsWindow isKeyWindow] || [nsWindow isMainWindow]) {
1117             [CMenuBar activate:actualMenuBar modallyDisabled:NO];
1118         }
1119     }];
1120 
1121 JNF_COCOA_EXIT(env);
1122 }
1123 
1124 /*
1125  * Class:     sun_lwawt_macosx_CPlatformWindow
1126  * Method:    nativeGetNSWindowInsets
1127  * Signature: (J)Ljava/awt/Insets;
1128  */
1129 JNIEXPORT jobject JNICALL Java_sun_lwawt_macosx_CPlatformWindow_nativeGetNSWindowInsets
1130 (JNIEnv *env, jclass clazz, jlong windowPtr)
1131 {
1132     jobject ret = NULL;
1133 
1134 JNF_COCOA_ENTER(env);
1135 
1136     NSWindow *nsWindow = OBJC(windowPtr);
1137     __block NSRect contentRect = NSZeroRect;
1138     __block NSRect frame = NSZeroRect;
1139 
1140     [ThreadUtilities performOnMainThreadWaiting:YES block:^(){
1141 
1142         frame = [nsWindow frame];
1143         contentRect = [NSWindow contentRectForFrameRect:frame styleMask:[nsWindow styleMask]];
1144     }];
1145 
1146     jint top = (jint)(frame.size.height - contentRect.size.height);
1147     jint left = (jint)(contentRect.origin.x - frame.origin.x);
1148     jint bottom = (jint)(contentRect.origin.y - frame.origin.y);
1149     jint right = (jint)(frame.size.width - (contentRect.size.width + left));
1150 
1151     static JNF_CLASS_CACHE(jc_Insets, "java/awt/Insets");
1152     static JNF_CTOR_CACHE(jc_Insets_ctor, jc_Insets, "(IIII)V");
1153     ret = JNFNewObject(env, jc_Insets_ctor, top, left, bottom, right);
1154 
1155 JNF_COCOA_EXIT(env);
1156     return ret;
1157 }
1158 
1159 /*
1160  * Class:     sun_lwawt_macosx_CPlatformWindow
1161  * Method:    nativeSetNSWindowBounds
1162  * Signature: (JDDDD)V
1163  */
1164 JNIEXPORT void JNICALL Java_sun_lwawt_macosx_CPlatformWindow_nativeSetNSWindowBounds
1165 (JNIEnv *env, jclass clazz, jlong windowPtr, jdouble originX, jdouble originY, jdouble width, jdouble height)
1166 {
1167 JNF_COCOA_ENTER(env);
1168 
1169     NSRect jrect = NSMakeRect(originX, originY, width, height);
1170 
1171     // TODO: not sure we need displayIfNeeded message in our view
1172     NSWindow *nsWindow = OBJC(windowPtr);
1173     [ThreadUtilities performOnMainThreadWaiting:NO block:^(){
1174 
1175         AWTWindow *window = (AWTWindow*)[nsWindow delegate];
1176 
1177         NSRect rect = ConvertNSScreenRect(NULL, jrect);
1178         [window constrainSize:&rect.size];
1179 
1180         [nsWindow setFrame:rect display:YES];
1181 
1182         // only start tracking events if pointer is above the toplevel
1183         // TODO: should post an Entered event if YES.
1184         NSPoint mLocation = [NSEvent mouseLocation];
1185         [nsWindow setAcceptsMouseMovedEvents:NSPointInRect(mLocation, rect)];
1186 
1187         // ensure we repaint the whole window after the resize operation
1188         // (this will also re-enable screen updates, which were disabled above)
1189         // TODO: send PaintEvent
1190     }];
1191 
1192 JNF_COCOA_EXIT(env);
1193 }
1194 
1195 /*
1196  * Class:     sun_lwawt_macosx_CPlatformWindow
1197  * Method:    nativeSetNSWindowStandardFrame
1198  * Signature: (JDDDD)V
1199  */
1200 JNIEXPORT void JNICALL Java_sun_lwawt_macosx_CPlatformWindow_nativeSetNSWindowStandardFrame
1201 (JNIEnv *env, jclass clazz, jlong windowPtr, jdouble originX, jdouble originY,
1202      jdouble width, jdouble height)
1203 {
1204     JNF_COCOA_ENTER(env);
1205 
1206     NSRect jrect = NSMakeRect(originX, originY, width, height);
1207 
1208     NSWindow *nsWindow = OBJC(windowPtr);
1209     [ThreadUtilities performOnMainThreadWaiting:NO block:^(){
1210 
1211         NSRect rect = ConvertNSScreenRect(NULL, jrect);
1212         AWTWindow *window = (AWTWindow*)[nsWindow delegate];
1213         window.standardFrame = rect;
1214     }];
1215 
1216     JNF_COCOA_EXIT(env);
1217 }
1218 
1219 /*
1220  * Class:     sun_lwawt_macosx_CPlatformWindow
1221  * Method:    nativeSetNSWindowLocationByPlatform
1222  * Signature: (J)V
1223  */
1224 JNIEXPORT void JNICALL Java_sun_lwawt_macosx_CPlatformWindow_nativeSetNSWindowLocationByPlatform
1225 (JNIEnv *env, jclass clazz, jlong windowPtr)
1226 {
1227     JNF_COCOA_ENTER(env);
1228 
1229     NSWindow *nsWindow = OBJC(windowPtr);
1230     [ThreadUtilities performOnMainThreadWaiting:NO block:^(){
1231 
1232         if (NSEqualPoints(lastTopLeftPoint, NSZeroPoint)) {
1233             // This is the first usage of lastTopLeftPoint. So invoke cascadeTopLeftFromPoint
1234             // twice to avoid positioning the window's top left to zero-point, since it may
1235             // cause negative user experience.
1236             lastTopLeftPoint = [nsWindow cascadeTopLeftFromPoint:lastTopLeftPoint];
1237         }
1238         lastTopLeftPoint = [nsWindow cascadeTopLeftFromPoint:lastTopLeftPoint];
1239     }];
1240 
1241     JNF_COCOA_EXIT(env);
1242 }
1243 
1244 /*
1245  * Class:     sun_lwawt_macosx_CPlatformWindow
1246  * Method:    nativeSetNSWindowMinMax
1247  * Signature: (JDDDD)V
1248  */
1249 JNIEXPORT void JNICALL Java_sun_lwawt_macosx_CPlatformWindow_nativeSetNSWindowMinMax
1250 (JNIEnv *env, jclass clazz, jlong windowPtr, jdouble minW, jdouble minH, jdouble maxW, jdouble maxH)
1251 {
1252 JNF_COCOA_ENTER(env);
1253 
1254     if (minW < 1) minW = 1;
1255     if (minH < 1) minH = 1;
1256     if (maxW < 1) maxW = 1;
1257     if (maxH < 1) maxH = 1;
1258 
1259     NSWindow *nsWindow = OBJC(windowPtr);
1260     [ThreadUtilities performOnMainThreadWaiting:NO block:^(){
1261 
1262         AWTWindow *window = (AWTWindow*)[nsWindow delegate];
1263 
1264         NSSize min = { minW, minH };
1265         NSSize max = { maxW, maxH };
1266 
1267         [window constrainSize:&min];
1268         [window constrainSize:&max];
1269 
1270         window.javaMinSize = min;
1271         window.javaMaxSize = max;
1272         [window updateMinMaxSize:IS(window.styleBits, RESIZABLE)];
1273     }];
1274 
1275 JNF_COCOA_EXIT(env);
1276 }
1277 
1278 /*
1279  * Class:     sun_lwawt_macosx_CPlatformWindow
1280  * Method:    nativePushNSWindowToBack
1281  * Signature: (J)V
1282  */
1283 JNIEXPORT void JNICALL Java_sun_lwawt_macosx_CPlatformWindow_nativePushNSWindowToBack
1284 (JNIEnv *env, jclass clazz, jlong windowPtr)
1285 {
1286 JNF_COCOA_ENTER(env);
1287 
1288     NSWindow *nsWindow = OBJC(windowPtr);
1289     [ThreadUtilities performOnMainThreadWaiting:NO block:^(){
1290         [nsWindow orderBack:nil];
1291         // Order parent windows
1292         AWTWindow *awtWindow = (AWTWindow*)[nsWindow delegate];
1293         while (awtWindow.ownerWindow != nil) {
1294             awtWindow = awtWindow.ownerWindow;
1295             if ([AWTWindow isJavaPlatformWindowVisible:awtWindow.nsWindow]) {
1296                 [awtWindow.nsWindow orderBack:nil];
1297             }
1298         }
1299         // Order child windows
1300         [(AWTWindow*)[nsWindow delegate] orderChildWindows:NO];
1301     }];
1302 
1303 JNF_COCOA_EXIT(env);
1304 }
1305 
1306 /*
1307  * Class:     sun_lwawt_macosx_CPlatformWindow
1308  * Method:    nativePushNSWindowToFront
1309  * Signature: (J)V
1310  */
1311 JNIEXPORT void JNICALL Java_sun_lwawt_macosx_CPlatformWindow_nativePushNSWindowToFront
1312 (JNIEnv *env, jclass clazz, jlong windowPtr)
1313 {
1314 JNF_COCOA_ENTER(env);
1315 
1316     NSWindow *nsWindow = OBJC(windowPtr);
1317     [ThreadUtilities performOnMainThreadWaiting:NO block:^(){
1318 
1319         if (![nsWindow isKeyWindow]) {
1320             [nsWindow makeKeyAndOrderFront:nsWindow];
1321         } else {
1322             [nsWindow orderFront:nsWindow];
1323         }
1324     }];
1325 
1326 JNF_COCOA_EXIT(env);
1327 }
1328 
1329 /*
1330  * Class:     sun_lwawt_macosx_CPlatformWindow
1331  * Method:    nativeSetNSWindowTitle
1332  * Signature: (JLjava/lang/String;)V
1333  */
1334 JNIEXPORT void JNICALL Java_sun_lwawt_macosx_CPlatformWindow_nativeSetNSWindowTitle
1335 (JNIEnv *env, jclass clazz, jlong windowPtr, jstring jtitle)
1336 {
1337 JNF_COCOA_ENTER(env);
1338 
1339     NSWindow *nsWindow = OBJC(windowPtr);
1340     [nsWindow performSelectorOnMainThread:@selector(setTitle:)
1341                               withObject:JNFJavaToNSString(env, jtitle)
1342                            waitUntilDone:NO];
1343 
1344 JNF_COCOA_EXIT(env);
1345 }
1346 
1347 /*
1348  * Class:     sun_lwawt_macosx_CPlatformWindow
1349  * Method:    nativeRevalidateNSWindowShadow
1350  * Signature: (J)V
1351  */
1352 JNIEXPORT void JNICALL Java_sun_lwawt_macosx_CPlatformWindow_nativeRevalidateNSWindowShadow
1353 (JNIEnv *env, jclass clazz, jlong windowPtr)
1354 {
1355 JNF_COCOA_ENTER(env);
1356 
1357     NSWindow *nsWindow = OBJC(windowPtr);
1358     [ThreadUtilities performOnMainThreadWaiting:NO block:^(){
1359         [nsWindow invalidateShadow];
1360     }];
1361 
1362 JNF_COCOA_EXIT(env);
1363 }
1364 
1365 /*
1366  * Class:     sun_lwawt_macosx_CPlatformWindow
1367  * Method:    nativeScreenOn_AppKitThread
1368  * Signature: (J)I
1369  */
1370 JNIEXPORT jint JNICALL Java_sun_lwawt_macosx_CPlatformWindow_nativeScreenOn_1AppKitThread
1371 (JNIEnv *env, jclass clazz, jlong windowPtr)
1372 {
1373     jint ret = 0;
1374 
1375 JNF_COCOA_ENTER(env);
1376 AWT_ASSERT_APPKIT_THREAD;
1377 
1378     NSWindow *nsWindow = OBJC(windowPtr);
1379     NSDictionary *props = [[nsWindow screen] deviceDescription];
1380     ret = [[props objectForKey:@"NSScreenNumber"] intValue];
1381 
1382 JNF_COCOA_EXIT(env);
1383 
1384     return ret;
1385 }
1386 
1387 /*
1388  * Class:     sun_lwawt_macosx_CPlatformWindow
1389  * Method:    nativeSetNSWindowMinimizedIcon
1390  * Signature: (JJ)V
1391  */
1392 JNIEXPORT void JNICALL Java_sun_lwawt_macosx_CPlatformWindow_nativeSetNSWindowMinimizedIcon
1393 (JNIEnv *env, jclass clazz, jlong windowPtr, jlong nsImagePtr)
1394 {
1395 JNF_COCOA_ENTER(env);
1396 
1397     NSWindow *nsWindow = OBJC(windowPtr);
1398     NSImage *image = OBJC(nsImagePtr);
1399     [ThreadUtilities performOnMainThreadWaiting:NO block:^(){
1400         [nsWindow setMiniwindowImage:image];
1401     }];
1402 
1403 JNF_COCOA_EXIT(env);
1404 }
1405 
1406 /*
1407  * Class:     sun_lwawt_macosx_CPlatformWindow
1408  * Method:    nativeSetNSWindowRepresentedFilename
1409  * Signature: (JLjava/lang/String;)V
1410  */
1411 JNIEXPORT void JNICALL Java_sun_lwawt_macosx_CPlatformWindow_nativeSetNSWindowRepresentedFilename
1412 (JNIEnv *env, jclass clazz, jlong windowPtr, jstring filename)
1413 {
1414 JNF_COCOA_ENTER(env);
1415 
1416     NSWindow *nsWindow = OBJC(windowPtr);
1417     NSURL *url = (filename == NULL) ? nil : [NSURL fileURLWithPath:JNFNormalizedNSStringForPath(env, filename)];
1418     [ThreadUtilities performOnMainThreadWaiting:NO block:^(){
1419         [nsWindow setRepresentedURL:url];
1420     }];
1421 
1422 JNF_COCOA_EXIT(env);
1423 }
1424 
1425 /*
1426  * Class:     sun_lwawt_macosx_CPlatformWindow
1427  * Method:    nativeGetTopmostPlatformWindowUnderMouse
1428  * Signature: (J)V
1429  */
1430 JNIEXPORT jobject
1431 JNICALL Java_sun_lwawt_macosx_CPlatformWindow_nativeGetTopmostPlatformWindowUnderMouse
1432 (JNIEnv *env, jclass clazz)
1433 {
1434     __block jobject topmostWindowUnderMouse = nil;
1435 
1436     JNF_COCOA_ENTER(env);
1437 
1438     [ThreadUtilities performOnMainThreadWaiting:YES block:^{
1439         AWTWindow *awtWindow = [AWTWindow getTopmostWindowUnderMouse];
1440         if (awtWindow != nil) {
1441             topmostWindowUnderMouse = [awtWindow.javaPlatformWindow jObject];
1442         }
1443     }];
1444 
1445     JNF_COCOA_EXIT(env);
1446 
1447     return topmostWindowUnderMouse;
1448 }
1449 
1450 /*
1451  * Class:     sun_lwawt_macosx_CPlatformWindow
1452  * Method:    nativeSynthesizeMouseEnteredExitedEvents
1453  * Signature: ()V
1454  */
1455 JNIEXPORT void JNICALL Java_sun_lwawt_macosx_CPlatformWindow_nativeSynthesizeMouseEnteredExitedEvents__
1456 (JNIEnv *env, jclass clazz)
1457 {
1458     JNF_COCOA_ENTER(env);
1459 
1460     [ThreadUtilities performOnMainThreadWaiting:NO block:^(){
1461         [AWTWindow synthesizeMouseEnteredExitedEventsForAllWindows];
1462     }];
1463 
1464     JNF_COCOA_EXIT(env);
1465 }
1466 
1467 /*
1468  * Class:     sun_lwawt_macosx_CPlatformWindow
1469  * Method:    nativeSynthesizeMouseEnteredExitedEvents
1470  * Signature: (JI)V
1471  */
1472 JNIEXPORT void JNICALL Java_sun_lwawt_macosx_CPlatformWindow_nativeSynthesizeMouseEnteredExitedEvents__JI
1473 (JNIEnv *env, jclass clazz, jlong windowPtr, jint eventType)
1474 {
1475 JNF_COCOA_ENTER(env);
1476 
1477     if (eventType == NSMouseEntered || eventType == NSMouseExited) {
1478         NSWindow *nsWindow = OBJC(windowPtr);
1479 
1480         [ThreadUtilities performOnMainThreadWaiting:NO block:^(){
1481             [AWTWindow synthesizeMouseEnteredExitedEvents:nsWindow withType:eventType];
1482         }];
1483     } else {
1484         [JNFException raise:env as:kIllegalArgumentException reason:"unknown event type"];
1485     }
1486 
1487 JNF_COCOA_EXIT(env);
1488 }
1489 
1490 /*
1491  * Class:     sun_lwawt_macosx_CPlatformWindow
1492  * Method:    _toggleFullScreenMode
1493  * Signature: (J)V
1494  */
1495 JNIEXPORT void JNICALL Java_sun_lwawt_macosx_CPlatformWindow__1toggleFullScreenMode
1496 (JNIEnv *env, jobject peer, jlong windowPtr)
1497 {
1498 JNF_COCOA_ENTER(env);
1499 
1500     NSWindow *nsWindow = OBJC(windowPtr);
1501     SEL toggleFullScreenSelector = @selector(toggleFullScreen:);
1502     if (![nsWindow respondsToSelector:toggleFullScreenSelector]) return;
1503 
1504     [ThreadUtilities performOnMainThreadWaiting:NO block:^(){
1505         [nsWindow performSelector:toggleFullScreenSelector withObject:nil];
1506     }];
1507 
1508 JNF_COCOA_EXIT(env);
1509 }
1510 
1511 JNIEXPORT void JNICALL Java_sun_lwawt_macosx_CPlatformWindow_nativeSetEnabled
1512 (JNIEnv *env, jclass clazz, jlong windowPtr, jboolean isEnabled)
1513 {
1514 JNF_COCOA_ENTER(env);
1515 
1516     NSWindow *nsWindow = OBJC(windowPtr);
1517     [ThreadUtilities performOnMainThreadWaiting:NO block:^(){
1518         AWTWindow *window = (AWTWindow*)[nsWindow delegate];
1519 
1520         [window setEnabled: isEnabled];
1521     }];
1522 
1523 JNF_COCOA_EXIT(env);
1524 }
1525 
1526 JNIEXPORT void JNICALL Java_sun_lwawt_macosx_CPlatformWindow_nativeDispose
1527 (JNIEnv *env, jclass clazz, jlong windowPtr)
1528 {
1529 JNF_COCOA_ENTER(env);
1530 
1531     NSWindow *nsWindow = OBJC(windowPtr);
1532     [ThreadUtilities performOnMainThreadWaiting:NO block:^(){
1533         AWTWindow *window = (AWTWindow*)[nsWindow delegate];
1534 
1535         if ([AWTWindow lastKeyWindow] == window) {
1536             [AWTWindow setLastKeyWindow: nil];
1537         }
1538 
1539         // AWTWindow holds a reference to the NSWindow in its nsWindow
1540         // property. Unsetting the delegate allows it to be deallocated
1541         // which releases the reference. This, in turn, allows the window
1542         // itself be deallocated.
1543         [nsWindow setDelegate: nil];
1544 
1545         [window release];
1546     }];
1547 
1548 JNF_COCOA_EXIT(env);
1549 }
1550 
1551 JNIEXPORT void JNICALL Java_sun_lwawt_macosx_CPlatformWindow_nativeEnterFullScreenMode
1552 (JNIEnv *env, jclass clazz, jlong windowPtr)
1553 {
1554 JNF_COCOA_ENTER(env);
1555 
1556     NSWindow *nsWindow = OBJC(windowPtr);
1557     [ThreadUtilities performOnMainThreadWaiting:NO block:^(){
1558         AWTWindow *window = (AWTWindow*)[nsWindow delegate];
1559         NSNumber* screenID = [AWTWindow getNSWindowDisplayID_AppKitThread: nsWindow];
1560         CGDirectDisplayID aID = [screenID intValue];
1561 
1562         if (CGDisplayCapture(aID) == kCGErrorSuccess) {
1563             // remove window decoration
1564             NSUInteger styleMask = [AWTWindow styleMaskForStyleBits:window.styleBits];
1565             [nsWindow setStyleMask:(styleMask & ~NSTitledWindowMask) | NSBorderlessWindowMask];
1566 
1567             int shieldLevel = CGShieldingWindowLevel();
1568             window.preFullScreenLevel = [nsWindow level];
1569             [nsWindow setLevel: shieldLevel];
1570 
1571             NSRect screenRect = [[nsWindow screen] frame];
1572             [nsWindow setFrame:screenRect display:YES];
1573         } else {
1574             [JNFException raise:[ThreadUtilities getJNIEnv]
1575                              as:kRuntimeException
1576                          reason:"Failed to enter full screen."];
1577         }
1578     }];
1579 
1580 JNF_COCOA_EXIT(env);
1581 }
1582 
1583 JNIEXPORT void JNICALL Java_sun_lwawt_macosx_CPlatformWindow_nativeExitFullScreenMode
1584 (JNIEnv *env, jclass clazz, jlong windowPtr)
1585 {
1586 JNF_COCOA_ENTER(env);
1587 
1588     NSWindow *nsWindow = OBJC(windowPtr);
1589     [ThreadUtilities performOnMainThreadWaiting:NO block:^(){
1590         AWTWindow *window = (AWTWindow*)[nsWindow delegate];
1591         NSNumber* screenID = [AWTWindow getNSWindowDisplayID_AppKitThread: nsWindow];
1592         CGDirectDisplayID aID = [screenID intValue];
1593 
1594         if (CGDisplayRelease(aID) == kCGErrorSuccess) {
1595             NSUInteger styleMask = [AWTWindow styleMaskForStyleBits:window.styleBits];
1596             [nsWindow setStyleMask:styleMask];
1597             [nsWindow setLevel: window.preFullScreenLevel];
1598 
1599             // GraphicsDevice takes care of restoring pre full screen bounds
1600         } else {
1601             [JNFException raise:[ThreadUtilities getJNIEnv]
1602                              as:kRuntimeException
1603                          reason:"Failed to exit full screen."];
1604         }
1605     }];
1606 
1607 JNF_COCOA_EXIT(env);
1608 }
1609