1 /*
   2  * Copyright (c) 2011, 2014, 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 "ApplicationDelegate.h"
  27 
  28 #import "com_apple_eawt_Application.h"
  29 #import "com_apple_eawt__AppDockIconHandler.h"
  30 #import "com_apple_eawt__AppEventHandler.h"
  31 #import "com_apple_eawt__AppMenuBarHandler.h"
  32 #import "com_apple_eawt__AppMenuBarHandler.h"
  33 #import "com_apple_eawt__AppMiscHandlers.h"
  34 
  35 #import <JavaNativeFoundation/JavaNativeFoundation.h>
  36 
  37 #import "CPopupMenu.h"
  38 #import "ThreadUtilities.h"
  39 #import "NSApplicationAWT.h"
  40 
  41 
  42 #pragma mark App Menu helpers
  43 
  44 // The following is a AWT convention?
  45 #define PREFERENCES_TAG  42
  46 
  47 static void addMenuItem(NSMenuItem* menuItem, NSInteger index) {
  48 AWT_ASSERT_APPKIT_THREAD;
  49 
  50     NSMenu *menuBar = [[NSApplication sharedApplication] mainMenu];
  51     NSMenu *appMenu = [[menuBar itemAtIndex:0] submenu];
  52 
  53     [appMenu insertItem:menuItem atIndex:index];
  54     [appMenu insertItem:[NSMenuItem separatorItem] atIndex:index + 1]; // Add the following separator
  55 }
  56 
  57 static void removeMenuItem(NSMenuItem* menuItem) {
  58 AWT_ASSERT_APPKIT_THREAD;
  59 
  60     NSMenu *menuBar = [[NSApplication sharedApplication] mainMenu];
  61     NSMenu *appMenu = [[menuBar itemAtIndex:0] submenu];
  62 
  63     NSInteger index = [appMenu indexOfItem:menuItem];
  64     if (index < 0) return; // something went wrong
  65 
  66     [appMenu removeItemAtIndex:index + 1]; // Get the following separator
  67     [appMenu removeItem:menuItem];
  68 }
  69 
  70 @interface NSBundle (EAWTOverrides)
  71 - (BOOL)_hasEAWTOverride:(NSString *)key;
  72 @end
  73 
  74 
  75 @implementation NSBundle (EAWTOverrides)
  76 
  77 - (BOOL)_hasEAWTOverride:(NSString *)key {
  78     return [[[[self objectForInfoDictionaryKey:@"Java"] objectForKey:@"EAWTOverride"] objectForKey:key] boolValue];
  79 }
  80 
  81 @end
  82 
  83 
  84 // used by JavaRuntimeSupport.framework's [JRSAppKitAWT awtAppDelegate]
  85 // to expose our app delegate to the SWT or other apps that have knoledge
  86 // of Java's AWT and want to install their own app delegate that will delegate
  87 // to the AWT for some operations
  88 
  89 @interface JavaAWTAppDelegateLoader : NSObject { }
  90 @end
  91 
  92 @implementation JavaAWTAppDelegateLoader
  93 + (ApplicationDelegate *) awtAppDelegate {
  94     return [ApplicationDelegate sharedDelegate];
  95 }
  96 @end
  97 
  98 
  99 @implementation ApplicationDelegate
 100 
 101 @synthesize fPreferencesMenu;
 102 @synthesize fAboutMenu;
 103 
 104 @synthesize fDockMenu;
 105 @synthesize fDefaultMenuBar;
 106 @synthesize isAppActive;
 107 
 108 
 109 + (ApplicationDelegate *)sharedDelegate {
 110     static ApplicationDelegate *sApplicationDelegate = nil;
 111     static BOOL checked = NO;
 112 
 113     if (sApplicationDelegate != nil) return sApplicationDelegate;
 114     if (checked) return nil;
 115 
 116 AWT_ASSERT_APPKIT_THREAD;
 117 
 118     // don't install the EAWT delegate if another kind of NSApplication is installed, like say, Safari
 119     BOOL shouldInstall = NO;
 120     if (NSApp != nil) {
 121         if ([NSApp isMemberOfClass:[NSApplication class]]) shouldInstall = YES;
 122         if ([NSApp isKindOfClass:[NSApplicationAWT class]]) shouldInstall = YES;
 123     }
 124     checked = YES;
 125     if (!shouldInstall) return nil;
 126 
 127     sApplicationDelegate = [[ApplicationDelegate alloc] init];
 128     return sApplicationDelegate;
 129 }
 130 
 131 - (void)_updatePreferencesMenu:(BOOL)prefsAvailable enabled:(BOOL)prefsEnabled {
 132 AWT_ASSERT_APPKIT_THREAD;
 133 
 134     if (prefsAvailable) {
 135         // Make sure Prefs is around
 136         if ([self.fPreferencesMenu menu] == nil) {
 137             // Position of Prefs depends upon About availability.
 138             NSInteger index = ([self.fAboutMenu menu] != nil) ? 2 : 0;
 139 
 140             addMenuItem(self.fPreferencesMenu, index);
 141         }
 142 
 143         if (prefsEnabled) {
 144             [self.fPreferencesMenu setEnabled:YES];
 145             [self.fPreferencesMenu setTarget:self];
 146             [self.fPreferencesMenu setAction:@selector(_preferencesMenuHandler)];
 147         } else {
 148             [self.fPreferencesMenu setEnabled:NO];
 149             [self.fPreferencesMenu setTarget:nil];
 150             [self.fPreferencesMenu setAction:nil];
 151         }
 152     } else {
 153         if ([self.fPreferencesMenu menu] == nil) return;
 154 
 155         // Remove the preferences item
 156         removeMenuItem(self.fPreferencesMenu);
 157     }
 158 }
 159 
 160 - (void)_updateAboutMenu:(BOOL)aboutAvailable enabled:(BOOL)aboutEnabled {
 161 AWT_ASSERT_APPKIT_THREAD;
 162 
 163     if (aboutAvailable) {
 164         // Make sure About is around
 165         if ([self.fAboutMenu menu] == nil) {
 166             addMenuItem(self.fAboutMenu, 0);
 167         }
 168 
 169         if (aboutEnabled) {
 170             [self.fAboutMenu setEnabled:YES];
 171             [self.fAboutMenu setTarget:self];
 172             [self.fAboutMenu setAction:@selector(_aboutMenuHandler)];
 173         } else {
 174             [self.fAboutMenu setEnabled:NO];
 175             [self.fAboutMenu setTarget:nil];
 176             [self.fAboutMenu setAction:nil];
 177         }
 178     } else {
 179         if ([self.fAboutMenu menu] == nil) return;
 180 
 181         // Remove About item.
 182         removeMenuItem(self.fAboutMenu);
 183     }
 184 }
 185 
 186 - (id) init {
 187 AWT_ASSERT_APPKIT_THREAD;
 188 
 189     self = [super init];
 190     if (!self) return self;
 191 
 192     // Prep for about and preferences menu
 193     BOOL usingDefaultNib = YES;
 194     if ([NSApp isKindOfClass:[NSApplicationAWT class]]) {
 195         usingDefaultNib = [NSApp usingDefaultNib];
 196     }
 197     if (!usingDefaultNib) return self;
 198 
 199     NSMenu *menuBar = [[NSApplication sharedApplication] mainMenu];
 200     NSMenu *appMenu = [[menuBar itemAtIndex:0] submenu];
 201 
 202     self.fPreferencesMenu = (NSMenuItem*)[appMenu itemWithTag:PREFERENCES_TAG];
 203     self.fAboutMenu = (NSMenuItem*)[appMenu itemAtIndex:0];
 204 
 205     // If the java application has a bundle with an Info.plist file with
 206     //  a CFBundleDocumentTypes entry, then it is set up to handle Open Doc
 207     //  and Print Doc commands for these files. Therefore java AWT will
 208     //  cache Open Doc and Print Doc events that are sent prior to a
 209     //  listener being installed by the client java application.
 210     NSBundle *bundle = [NSBundle mainBundle];
 211     fHandlesDocumentTypes = [bundle objectForInfoDictionaryKey:@"CFBundleDocumentTypes"] != nil || [bundle _hasEAWTOverride:@"DocumentHandler"];
 212     fHandlesURLTypes = [bundle objectForInfoDictionaryKey:@"CFBundleURLTypes"] != nil || [bundle _hasEAWTOverride:@"URLHandler"];
 213     if (fHandlesURLTypes) {
 214         [[NSAppleEventManager sharedAppleEventManager] setEventHandler:self
 215                                                            andSelector:@selector(_handleOpenURLEvent:withReplyEvent:)
 216                                                          forEventClass:kInternetEventClass
 217                                                             andEventID:kAEGetURL];
 218     }
 219 
 220     // By HIG, Preferences are not available unless there is a handler. By default in Mac OS X,
 221     //  there is not a handler, but it is in the nib file for convenience.
 222     removeMenuItem(self.fPreferencesMenu);
 223 
 224     [self _updateAboutMenu:YES enabled:YES];
 225 
 226     // Now that the AppKit objects are known and set up, initialize the model data
 227     BOOL aboutAvailable = ([self.fAboutMenu menu] != nil);
 228     BOOL aboutEnabled = (aboutAvailable && [self.fAboutMenu isEnabled] && ([self.fAboutMenu target] != nil));
 229 
 230     BOOL prefsAvailable = ([self.fPreferencesMenu menu] != nil);
 231     BOOL prefsEnabled = (prefsAvailable && [self.fPreferencesMenu isEnabled] && ([self.fPreferencesMenu target] != nil));
 232     isAppActive = NO;
 233 
 234     JNIEnv *env = [ThreadUtilities getJNIEnv];
 235     static JNF_CLASS_CACHE(sjc_AppMenuBarHandler, "com/apple/eawt/_AppMenuBarHandler");
 236     static JNF_STATIC_MEMBER_CACHE(sjm_initMenuStates, sjc_AppMenuBarHandler, "initMenuStates", "(ZZZZ)V");
 237     JNFCallStaticVoidMethod(env, sjm_initMenuStates, aboutAvailable, aboutEnabled, prefsAvailable, prefsEnabled);
 238 
 239     // register for the finish launching and system power off notifications by default
 240     NSNotificationCenter *ctr = [NSNotificationCenter defaultCenter];
 241     Class clz = [ApplicationDelegate class];
 242     [ctr addObserver:clz selector:@selector(_willFinishLaunching) name:NSApplicationWillFinishLaunchingNotification object:nil];
 243     [ctr addObserver:clz selector:@selector(_systemWillPowerOff) name:NSWorkspaceWillPowerOffNotification object:nil];
 244     [ctr addObserver:clz selector:@selector(_appDidActivate) name:NSApplicationDidBecomeActiveNotification object:nil];
 245     [ctr addObserver:clz selector:@selector(_appDidDeactivate) name:NSApplicationDidResignActiveNotification object:nil];
 246     [ctr addObserver:clz selector:@selector(_appDidHide) name:NSApplicationDidHideNotification object:nil];
 247     [ctr addObserver:clz selector:@selector(_appDidUnhide) name:NSApplicationDidUnhideNotification object:nil];
 248 
 249     return self;
 250 }
 251 
 252 - (void)dealloc {
 253     self.fPreferencesMenu = nil;
 254     self.fAboutMenu = nil;
 255     self.fDockMenu = nil;
 256     self.fDefaultMenuBar = nil;
 257 
 258     [super dealloc];
 259 }
 260 
 261 #pragma mark Callbacks from AppKit
 262 
 263 static JNF_CLASS_CACHE(sjc_AppEventHandler, "com/apple/eawt/_AppEventHandler");
 264 
 265 - (void)_handleOpenURLEvent:(NSAppleEventDescriptor *)openURLEvent withReplyEvent:(NSAppleEventDescriptor *)replyEvent {
 266 AWT_ASSERT_APPKIT_THREAD;
 267     if (!fHandlesURLTypes) return;
 268 
 269     NSString *url = [[openURLEvent paramDescriptorForKeyword:keyDirectObject] stringValue];
 270 
 271     //fprintf(stderr,"jm_handleOpenURL\n");
 272     JNIEnv *env = [ThreadUtilities getJNIEnv];
 273     jstring jURL = JNFNSToJavaString(env, url);
 274     static JNF_STATIC_MEMBER_CACHE(jm_handleOpenURI, sjc_AppEventHandler, "handleOpenURI", "(Ljava/lang/String;)V");
 275     JNFCallStaticVoidMethod(env, jm_handleOpenURI, jURL); // AWT_THREADING Safe (event)
 276     (*env)->DeleteLocalRef(env, jURL);
 277 
 278     [replyEvent insertDescriptor:[NSAppleEventDescriptor nullDescriptor] atIndex:0];
 279 }
 280 
 281 // Helper for both open file and print file methods
 282 // Creates a Java list of files from a native list of files
 283 - (jobject)_createFilePathArrayFrom:(NSArray *)filenames withEnv:(JNIEnv *)env {
 284     static JNF_CLASS_CACHE(sjc_ArrayList, "java/util/ArrayList");
 285     static JNF_CTOR_CACHE(jm_ArrayList_ctor, sjc_ArrayList, "(I)V");
 286     static JNF_MEMBER_CACHE(jm_ArrayList_add, sjc_ArrayList, "add", "(Ljava/lang/Object;)Z");
 287 
 288     jobject jFileNamesArray = JNFNewObject(env, jm_ArrayList_ctor, (jint)[filenames count]); // AWT_THREADING Safe (known object)
 289     for (NSString *filename in filenames) {
 290         jstring jFileName = JNFNormalizedJavaStringForPath(env, filename);
 291         JNFCallVoidMethod(env, jFileNamesArray, jm_ArrayList_add, jFileName);
 292     }
 293 
 294     return jFileNamesArray;
 295 }
 296 
 297 // Open file handler
 298 - (void)application:(NSApplication *)theApplication openFiles:(NSArray *)fileNames {
 299 AWT_ASSERT_APPKIT_THREAD;
 300     if (!fHandlesDocumentTypes) {
 301         [theApplication replyToOpenOrPrint:NSApplicationDelegateReplyCancel];
 302         return;
 303     }
 304 
 305     //fprintf(stderr,"jm_handleOpenFile\n");
 306     JNIEnv *env = [ThreadUtilities getJNIEnv];
 307 
 308     // if these files were opened from a Spotlight query, try to get the search text from the current AppleEvent
 309     NSAppleEventDescriptor *currentEvent = [[NSAppleEventManager sharedAppleEventManager] currentAppleEvent];
 310     NSString *searchString = [[currentEvent paramDescriptorForKeyword:keyAESearchText] stringValue];
 311     jstring jSearchString = JNFNSToJavaString(env, searchString);
 312 
 313     // convert the file names array
 314     jobject jFileNamesArray = [self _createFilePathArrayFrom:fileNames withEnv:env];
 315 
 316     static JNF_STATIC_MEMBER_CACHE(jm_handleOpenFiles, sjc_AppEventHandler, "handleOpenFiles", "(Ljava/util/List;Ljava/lang/String;)V");
 317     JNFCallStaticVoidMethod(env, jm_handleOpenFiles, jFileNamesArray, jSearchString);
 318     (*env)->DeleteLocalRef(env, jFileNamesArray);
 319     (*env)->DeleteLocalRef(env, jSearchString);
 320 
 321     [theApplication replyToOpenOrPrint:NSApplicationDelegateReplySuccess];
 322 }
 323 
 324 // Print handler
 325 - (NSApplicationPrintReply)application:(NSApplication *)application printFiles:(NSArray *)fileNames withSettings:(NSDictionary *)printSettings showPrintPanels:(BOOL)showPrintPanels {
 326 AWT_ASSERT_APPKIT_THREAD;
 327     if (!fHandlesDocumentTypes) return NSPrintingCancelled;
 328 
 329     //fprintf(stderr,"jm_handlePrintFile\n");
 330     JNIEnv *env = [ThreadUtilities getJNIEnv];
 331     jobject jFileNamesArray = [self _createFilePathArrayFrom:fileNames withEnv:env];
 332     static JNF_STATIC_MEMBER_CACHE(jm_handlePrintFile, sjc_AppEventHandler, "handlePrintFiles", "(Ljava/util/List;)V");
 333     JNFCallStaticVoidMethod(env, jm_handlePrintFile, jFileNamesArray); // AWT_THREADING Safe (event)
 334     (*env)->DeleteLocalRef(env, jFileNamesArray);
 335 
 336     return NSPrintingSuccess;
 337 }
 338 
 339 // Open app handler, registered in -init
 340 + (void)_notifyJava:(jint)notificationType {
 341 AWT_ASSERT_APPKIT_THREAD;
 342 
 343     //fprintf(stderr,"jm_handleOpenApplication\n");
 344     JNIEnv *env = [ThreadUtilities getJNIEnv];
 345     static JNF_STATIC_MEMBER_CACHE(jm_handleNativeNotification, sjc_AppEventHandler, "handleNativeNotification", "(I)V");
 346     JNFCallStaticVoidMethod(env, jm_handleNativeNotification, notificationType); // AWT_THREADING Safe (event)
 347 }
 348 
 349 // About menu handler
 350 - (void)_aboutMenuHandler {
 351     [ApplicationDelegate _notifyJava:com_apple_eawt__AppEventHandler_NOTIFY_ABOUT];
 352 }
 353 
 354 // Preferences handler
 355 - (void)_preferencesMenuHandler {
 356     [ApplicationDelegate _notifyJava:com_apple_eawt__AppEventHandler_NOTIFY_PREFS];
 357 }
 358 
 359 // Open app handler, registered in -init
 360 + (void)_willFinishLaunching {
 361     [self _notifyJava:com_apple_eawt__AppEventHandler_NOTIFY_OPEN_APP];
 362 }
 363 
 364 // ReOpen app handler
 365 - (BOOL)applicationShouldHandleReopen:(NSApplication *)theApplication hasVisibleWindows:(BOOL)flag {
 366     [ApplicationDelegate _notifyJava:com_apple_eawt__AppEventHandler_NOTIFY_REOPEN_APP];
 367     return YES;
 368 }
 369 
 370 // Quit handler
 371 - (NSApplicationTerminateReply)applicationShouldTerminate:(NSApplication *)app {
 372     [ApplicationDelegate _notifyJava:com_apple_eawt__AppEventHandler_NOTIFY_QUIT];
 373     return NSTerminateLater;
 374 }
 375 
 376 + (void)_systemWillPowerOff {
 377     [self _notifyJava:com_apple_eawt__AppEventHandler_NOTIFY_SHUTDOWN];
 378 }
 379 
 380 + (void)_appDidActivate {
 381     [self _notifyJava:com_apple_eawt__AppEventHandler_NOTIFY_ACTIVE_APP_GAINED];
 382 }
 383 
 384 + (void)_appDidDeactivate {
 385     [self _notifyJava:com_apple_eawt__AppEventHandler_NOTIFY_ACTIVE_APP_LOST];
 386 }
 387 
 388 + (void)_appDidHide {
 389     [self _notifyJava:com_apple_eawt__AppEventHandler_NOTIFY_APP_HIDDEN];
 390 }
 391 
 392 + (void)_appDidUnhide {
 393     [self _notifyJava:com_apple_eawt__AppEventHandler_NOTIFY_APP_SHOWN];
 394 }
 395 
 396 + (void)_sessionDidActivate {
 397     [self _notifyJava:com_apple_eawt__AppEventHandler_NOTIFY_USER_SESSION_ACTIVE];
 398 }
 399 
 400 + (void)_sessionDidDeactivate {
 401     [self _notifyJava:com_apple_eawt__AppEventHandler_NOTIFY_USER_SESSION_INACTIVE];
 402 }
 403 
 404 + (void)_screenDidSleep {
 405     [self _notifyJava:com_apple_eawt__AppEventHandler_NOTIFY_SCREEN_SLEEP];
 406 }
 407 
 408 + (void)_screenDidWake {
 409     [self _notifyJava:com_apple_eawt__AppEventHandler_NOTIFY_SCREEN_WAKE];
 410 }
 411 
 412 + (void)_systemDidSleep {
 413     [self _notifyJava:com_apple_eawt__AppEventHandler_NOTIFY_SYSTEM_SLEEP];
 414 }
 415 
 416 + (void)_systemDidWake {
 417     [self _notifyJava:com_apple_eawt__AppEventHandler_NOTIFY_SYSTEM_WAKE];
 418 }
 419 
 420 + (void)_registerForNotification:(NSNumber *)notificationTypeNum {
 421     NSNotificationCenter *ctr = [[NSWorkspace sharedWorkspace] notificationCenter];
 422     Class clz = [ApplicationDelegate class];
 423 
 424     jint notificationType = [notificationTypeNum intValue];
 425     switch (notificationType) {
 426         case com_apple_eawt__AppEventHandler_REGISTER_USER_SESSION:
 427             [ctr addObserver:clz selector:@selector(_sessionDidActivate) name:NSWorkspaceSessionDidBecomeActiveNotification object:nil];
 428             [ctr addObserver:clz selector:@selector(_sessionDidDeactivate) name:NSWorkspaceSessionDidResignActiveNotification object:nil];
 429             break;
 430         case com_apple_eawt__AppEventHandler_REGISTER_SCREEN_SLEEP:
 431             [ctr addObserver:clz selector:@selector(_screenDidSleep) name:NSWorkspaceScreensDidSleepNotification object:nil];
 432             [ctr addObserver:clz selector:@selector(_screenDidWake) name:NSWorkspaceScreensDidWakeNotification object:nil];
 433             break;
 434         case com_apple_eawt__AppEventHandler_REGISTER_SYSTEM_SLEEP:
 435             [ctr addObserver:clz selector:@selector(_systemDidSleep) name:NSWorkspaceWillSleepNotification object:nil];
 436             [ctr addObserver:clz selector:@selector(_systemDidWake) name:NSWorkspaceDidWakeNotification object:nil];
 437             break;
 438         default:
 439             NSLog(@"EAWT attempting to register for unknown notification: %d", (int)notificationType);
 440             break;
 441     }
 442 }
 443 
 444 // Retrieves the menu to be attached to the Dock icon (AppKit callback)
 445 - (NSMenu *)applicationDockMenu:(NSApplication *)sender {
 446 AWT_ASSERT_APPKIT_THREAD;
 447     return self.fDockMenu;
 448 }
 449 
 450 - (CMenuBar *)defaultMenuBar {
 451     return [[self.fDefaultMenuBar retain] autorelease];
 452 }
 453 
 454 
 455 #pragma mark Helpers called on the main thread from Java
 456 
 457 // Sets a new NSImageView on the Dock tile
 458 + (void)_setDockIconImage:(NSImage *)image {
 459 AWT_ASSERT_APPKIT_THREAD;
 460 
 461     NSDockTile *dockTile = [NSApp dockTile];
 462     if (image == nil) {
 463         [dockTile setContentView:nil];
 464         return;
 465     }
 466 
 467     // setup an image view for the dock tile
 468     NSRect frame = NSMakeRect(0, 0, dockTile.size.width, dockTile.size.height);
 469     NSImageView *dockImageView = [[NSImageView alloc] initWithFrame: frame];
 470     [dockImageView setImageScaling:NSImageScaleProportionallyUpOrDown];
 471     [dockImageView setImage:image];
 472 
 473     // add it to the NSDockTile
 474     [dockTile setContentView: dockImageView];
 475     [dockTile display];
 476 
 477     [dockImageView release];
 478 }
 479 
 480 // Obtains the image of the Dock icon, either manually set, a drawn copy, or the default NSApplicationIcon
 481 + (NSImage *)_dockIconImage {
 482 AWT_ASSERT_APPKIT_THREAD;
 483 
 484     NSDockTile *dockTile = [NSApp dockTile];
 485     NSView *view = [dockTile contentView];
 486 
 487     if ([view isKindOfClass:[NSImageView class]]) {
 488         NSImage *img = [((NSImageView *)view) image];
 489         if (img) return img;
 490     }
 491 
 492     if (view == nil) {
 493         return [NSImage imageNamed:@"NSApplicationIcon"];
 494     }
 495 
 496     NSRect frame = [view frame];
 497     NSImage *image = [[NSImage alloc] initWithSize:frame.size];
 498     [image lockFocus];
 499     [view drawRect:frame];
 500     [image unlockFocus];
 501     [image autorelease];
 502     return image;
 503 }
 504 
 505 - (void)applicationWillBecomeActive:(id)application {
 506     isAppActive = YES;
 507 }
 508 
 509 - (void)applicationWillResignActive:(id)application {
 510     isAppActive = NO;
 511 }
 512 
 513 @end
 514 
 515 
 516 #pragma mark Native JNI calls
 517 
 518 /*
 519  * Class:     com_apple_eawt_Application
 520  * Method:    nativeInitializeApplicationDelegate
 521  * Signature: ()V
 522  */
 523 JNIEXPORT void JNICALL Java_com_apple_eawt_Application_nativeInitializeApplicationDelegate
 524 (JNIEnv *env, jclass clz)
 525 {
 526 JNF_COCOA_ENTER(env);
 527     // Force initialization to happen on AppKit thread!
 528     [ThreadUtilities performOnMainThreadWaiting:NO block:^(){
 529         [ApplicationDelegate sharedDelegate];
 530     }];
 531 JNF_COCOA_EXIT(env);
 532 }
 533 
 534 /*
 535  * Class:     com_apple_eawt__AppEventHandler
 536  * Method:    nativeOpenCocoaAboutWindow
 537  * Signature: ()V
 538  */
 539 JNIEXPORT void JNICALL Java_com_apple_eawt__1AppEventHandler_nativeOpenCocoaAboutWindow
 540 (JNIEnv *env, jclass clz)
 541 {
 542 JNF_COCOA_ENTER(env);
 543 
 544     [ThreadUtilities performOnMainThreadWaiting:NO block:^(){
 545         [NSApp orderFrontStandardAboutPanel:nil];
 546     }];
 547 
 548 JNF_COCOA_EXIT(env);
 549 }
 550 
 551 /*
 552  * Class:     com_apple_eawt__AppEventHandler
 553  * Method:    nativeReplyToAppShouldTerminate
 554  * Signature: (Z)V
 555  */
 556 JNIEXPORT void JNICALL Java_com_apple_eawt__1AppEventHandler_nativeReplyToAppShouldTerminate
 557 (JNIEnv *env, jclass clz, jboolean doTerminate)
 558 {
 559 JNF_COCOA_ENTER(env);
 560 
 561     [ThreadUtilities performOnMainThreadWaiting:NO block:^(){
 562         [NSApp replyToApplicationShouldTerminate:doTerminate];
 563     }];
 564 
 565 JNF_COCOA_EXIT(env);
 566 }
 567 
 568 /*
 569  * Class:     com_apple_eawt__AppEventHandler
 570  * Method:    nativeRegisterForNotification
 571  * Signature: (I)V
 572  */
 573 JNIEXPORT void JNICALL Java_com_apple_eawt__1AppEventHandler_nativeRegisterForNotification
 574 (JNIEnv *env, jclass clz, jint notificationType)
 575 {
 576 JNF_COCOA_ENTER(env);
 577     [ThreadUtilities performOnMainThread:@selector(_registerForNotification:)
 578                                       on:[ApplicationDelegate class]
 579                               withObject:[NSNumber numberWithInt:notificationType]
 580                            waitUntilDone:NO]; // AWT_THREADING Safe (non-blocking)
 581 JNF_COCOA_EXIT(env);
 582 }
 583 
 584 /*
 585  * Class:     com_apple_eawt__AppDockIconHandler
 586  * Method:    nativeSetDockMenu
 587  * Signature: (J)V
 588  */
 589 JNIEXPORT void JNICALL Java_com_apple_eawt__1AppDockIconHandler_nativeSetDockMenu
 590 (JNIEnv *env, jclass clz, jlong nsMenuPtr)
 591 {
 592 JNF_COCOA_ENTER(env);
 593 
 594     NSMenu *menu = (NSMenu *)jlong_to_ptr(nsMenuPtr);
 595     [ThreadUtilities performOnMainThreadWaiting:YES block:^(){
 596         [ApplicationDelegate sharedDelegate].fDockMenu = menu;
 597     }];
 598 
 599 JNF_COCOA_EXIT(env);
 600 }
 601 
 602 /*
 603  * Class:     com_apple_eawt__AppDockIconHandler
 604  * Method:    nativeSetDockIconImage
 605  * Signature: (J)V
 606  */
 607 JNIEXPORT void JNICALL Java_com_apple_eawt__1AppDockIconHandler_nativeSetDockIconImage
 608 (JNIEnv *env, jclass clz, jlong nsImagePtr)
 609 {
 610 JNF_COCOA_ENTER(env);
 611 
 612     NSImage *_image = (NSImage *)jlong_to_ptr(nsImagePtr);
 613     [ThreadUtilities performOnMainThread:@selector(_setDockIconImage:)
 614                                       on:[ApplicationDelegate class]
 615                               withObject:_image
 616                            waitUntilDone:NO];
 617 
 618 JNF_COCOA_EXIT(env);
 619 }
 620 
 621 /*
 622  * Class:     com_apple_eawt__AppDockIconHandler
 623  * Method:    nativeGetDockIconImage
 624  * Signature: ()J
 625  */
 626 JNIEXPORT jlong JNICALL Java_com_apple_eawt__1AppDockIconHandler_nativeGetDockIconImage
 627 (JNIEnv *env, jclass clz)
 628 {
 629     __block NSImage *image = nil;
 630 
 631 JNF_COCOA_ENTER(env);
 632 
 633     [ThreadUtilities performOnMainThreadWaiting:YES block:^(){
 634         image = [[ApplicationDelegate _dockIconImage] retain];
 635     }];
 636 
 637 JNF_COCOA_EXIT(env);
 638 
 639     return ptr_to_jlong(image);
 640 }
 641 
 642 /*
 643  * Class:     com_apple_eawt__AppDockIconHandler
 644  * Method:    nativeSetDockIconBadge
 645  * Signature: (Ljava/lang/String;)V
 646  */
 647 JNIEXPORT void JNICALL Java_com_apple_eawt__1AppDockIconHandler_nativeSetDockIconBadge
 648 (JNIEnv *env, jclass clz, jstring badge)
 649 {
 650 JNF_COCOA_ENTER(env);
 651 
 652     NSString *badgeString = JNFJavaToNSString(env, badge);
 653     [ThreadUtilities performOnMainThreadWaiting:NO block:^(){
 654         NSDockTile *dockTile = [NSApp dockTile];
 655         [dockTile setBadgeLabel:badgeString];
 656         [dockTile display];
 657     }];
 658 
 659 JNF_COCOA_EXIT(env);
 660 }
 661 
 662 /*
 663  * Class:     com_apple_eawt__AppMiscHandlers
 664  * Method:    nativeRequestActivation
 665  * Signature: (Z)V
 666  */
 667 JNIEXPORT void JNICALL Java_com_apple_eawt__1AppMiscHandlers_nativeRequestActivation
 668 (JNIEnv *env, jclass clz, jboolean allWindows)
 669 {
 670 JNF_COCOA_ENTER(env);
 671 
 672     [ThreadUtilities performOnMainThreadWaiting:NO block:^(){
 673         NSApplicationActivationOptions options = allWindows ? NSApplicationActivateAllWindows : 0;
 674         options |= NSApplicationActivateIgnoringOtherApps; // without this, nothing happens!
 675         [[NSRunningApplication currentApplication] activateWithOptions:options];
 676     }];
 677 
 678 JNF_COCOA_EXIT(env);
 679 }
 680 
 681 /*
 682  * Class:     com_apple_eawt__AppMiscHandlers
 683  * Method:    nativeRequestUserAttention
 684  * Signature: (Z)V
 685  */
 686 JNIEXPORT void JNICALL Java_com_apple_eawt__1AppMiscHandlers_nativeRequestUserAttention
 687 (JNIEnv *env, jclass clz, jboolean critical)
 688 {
 689 JNF_COCOA_ENTER(env);
 690 
 691     [ThreadUtilities performOnMainThreadWaiting:NO block:^(){
 692         [NSApp requestUserAttention:critical ? NSCriticalRequest : NSInformationalRequest];
 693     }];
 694 
 695 JNF_COCOA_EXIT(env);
 696 }
 697 
 698 /*
 699  * Class:     com_apple_eawt__AppMiscHandlers
 700  * Method:    nativeOpenHelpViewer
 701  * Signature: ()V
 702  */
 703 JNIEXPORT void JNICALL Java_com_apple_eawt__1AppMiscHandlers_nativeOpenHelpViewer
 704 (JNIEnv *env, jclass clz)
 705 {
 706 JNF_COCOA_ENTER(env);
 707 
 708     [ThreadUtilities performOnMainThread:@selector(showHelp:)
 709                                       on:NSApp
 710                               withObject:nil
 711                            waitUntilDone:NO];
 712 
 713 JNF_COCOA_EXIT(env);
 714 }
 715 
 716 /*
 717  * Class:     com_apple_eawt__AppMiscHandlers
 718  * Method:    nativeEnableSuddenTermination
 719  * Signature: ()V
 720  */
 721 JNIEXPORT void JNICALL Java_com_apple_eawt__1AppMiscHandlers_nativeEnableSuddenTermination
 722 (JNIEnv *env, jclass clz)
 723 {
 724 JNF_COCOA_ENTER(env);
 725 
 726     [[NSProcessInfo processInfo] enableSuddenTermination]; // Foundation thread-safe
 727 
 728 JNF_COCOA_EXIT(env);
 729 }
 730 
 731 /*
 732  * Class:     com_apple_eawt__AppMiscHandlers
 733  * Method:    nativeDisableSuddenTermination
 734  * Signature: ()V
 735  */
 736 JNIEXPORT void JNICALL Java_com_apple_eawt__1AppMiscHandlers_nativeDisableSuddenTermination
 737 (JNIEnv *env, jclass clz)
 738 {
 739 JNF_COCOA_ENTER(env);
 740 
 741     [[NSProcessInfo processInfo] disableSuddenTermination]; // Foundation thread-safe
 742 
 743 JNF_COCOA_EXIT(env);
 744 }
 745 
 746 /*
 747  * Class:     com_apple_eawt__AppMenuBarHandler
 748  * Method:    nativeSetMenuState
 749  * Signature: (IZZ)V
 750  */
 751 JNIEXPORT void JNICALL Java_com_apple_eawt__1AppMenuBarHandler_nativeSetMenuState
 752 (JNIEnv *env, jclass clz, jint menuID, jboolean visible, jboolean enabled)
 753 {
 754 JNF_COCOA_ENTER(env);
 755 
 756     [ThreadUtilities performOnMainThreadWaiting:NO block:^(){
 757         ApplicationDelegate *delegate = [ApplicationDelegate sharedDelegate];
 758         switch (menuID) {
 759             case com_apple_eawt__AppMenuBarHandler_MENU_ABOUT:
 760                 [delegate _updateAboutMenu:visible enabled:enabled];
 761                 break;
 762             case com_apple_eawt__AppMenuBarHandler_MENU_PREFS:
 763                 [delegate _updatePreferencesMenu:visible enabled:enabled];
 764                 break;
 765         }
 766     }];
 767 
 768 JNF_COCOA_EXIT(env);
 769 }
 770 
 771 /*
 772  * Class:     com_apple_eawt__AppMenuBarHandler
 773  * Method:    nativeSetDefaultMenuBar
 774  * Signature: (J)V
 775  */
 776 JNIEXPORT void JNICALL Java_com_apple_eawt__1AppMenuBarHandler_nativeSetDefaultMenuBar
 777 (JNIEnv *env, jclass clz, jlong cMenuBarPtr)
 778 {
 779 JNF_COCOA_ENTER(env);
 780 
 781     CMenuBar *menu = (CMenuBar *)jlong_to_ptr(cMenuBarPtr);
 782     [ThreadUtilities performOnMainThreadWaiting:NO block:^(){
 783         [ApplicationDelegate sharedDelegate].fDefaultMenuBar = menu;
 784     }];
 785 
 786 JNF_COCOA_EXIT(env);
 787 }