jdk/src/macosx/native/sun/awt/awt.m
author anthony
Wed, 09 Oct 2013 15:34:53 +0400
changeset 21241 dc8cd488885d
parent 20453 e480eb64d2c2
child 23010 6dadb192ad81
permissions -rw-r--r--
7159266: [macosx] ApplicationDelegate should not be set in the headless mode Summary: Don't install ApplicationDelegate in headless mode Reviewed-by: art, serb
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/*
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 * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * This code is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License version 2 only, as
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 * published by the Free Software Foundation.  Oracle designates this
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 * particular file as subject to the "Classpath" exception as provided
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 * by Oracle in the LICENSE file that accompanied this code.
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 *
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 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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 * version 2 for more details (a copy is included in the LICENSE file that
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 * accompanied this code).
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 *
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 * You should have received a copy of the GNU General Public License version
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 *
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 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 * or visit www.oracle.com if you need additional information or have any
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 * questions.
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 */
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#import <pthread.h>
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#import <objc/runtime.h>
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#import <Cocoa/Cocoa.h>
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#import <Security/AuthSession.h>
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#import <JavaNativeFoundation/JavaNativeFoundation.h>
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#import <JavaRuntimeSupport/JavaRuntimeSupport.h>
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#import "NSApplicationAWT.h"
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#import "PropertiesUtilities.h"
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#import "ThreadUtilities.h"
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#import "AWT_debug.h"
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#import "ApplicationDelegate.h"
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#define DEBUG 0
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// The symbol is defined in libosxapp.dylib (ThreadUtilities.m)
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extern JavaVM *jvm;
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// Indicates if AWT is running embedded (in SWT, FX, elsewhere)
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static BOOL isEmbedded = NO;
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// Indicates that the app has been started with -XstartOnFirstThread
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// (directly or via WebStart settings), and AWT should not run its
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// own event loop in this mode. Even if a loop isn't running yet,
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// we expect an embedder (e.g. SWT) to start it some time later.
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static BOOL forceEmbeddedMode = NO;
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static bool ShouldPrintVerboseDebugging() {
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    static int debug = -1;
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    if (debug == -1) {
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        debug = (int)(getenv("JAVA_AWT_VERBOSE") != NULL) || (DEBUG != 0);
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    }
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    return (bool)debug;
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}
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// This is the data necessary to have JNI_OnLoad wait for AppKit to start.
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static BOOL sAppKitStarted = NO;
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static pthread_mutex_t sAppKitStarted_mutex = PTHREAD_MUTEX_INITIALIZER;
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static pthread_cond_t sAppKitStarted_cv = PTHREAD_COND_INITIALIZER;
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void setBusy(BOOL isBusy);
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static void BusyObserver(CFRunLoopObserverRef ref, CFRunLoopActivity what, void* arg);
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static void NotBusyObserver(CFRunLoopObserverRef ref, CFRunLoopActivity what, void* arg);
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static void AWT_NSUncaughtExceptionHandler(NSException *exception);
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static CFRunLoopObserverRef busyObserver = NULL;
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static CFRunLoopObserverRef notBusyObserver = NULL;
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static void setUpAWTAppKit()
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{
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    BOOL verbose = ShouldPrintVerboseDebugging();
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    if (verbose) AWT_DEBUG_LOG(@"setting up busy observers");
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    // Add CFRunLoopObservers to call into AWT so that AWT knows that the
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    //  AWT thread (which is the AppKit main thread) is alive. This way AWT
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    //  will not automatically shutdown.
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    busyObserver = CFRunLoopObserverCreate(
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            NULL,                        // CFAllocator
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            kCFRunLoopAfterWaiting,      // CFOptionFlags
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            true,                        // repeats
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            NSIntegerMax,                // order
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            &BusyObserver,               // CFRunLoopObserverCallBack
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            NULL);                       // CFRunLoopObserverContext
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    notBusyObserver = CFRunLoopObserverCreate(
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            NULL,                        // CFAllocator
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            kCFRunLoopBeforeWaiting,     // CFOptionFlags
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            true,                        // repeats
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            NSIntegerMin,                // order
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            &NotBusyObserver,            // CFRunLoopObserverCallBack
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            NULL);                       // CFRunLoopObserverContext
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    CFRunLoopRef runLoop = [[NSRunLoop currentRunLoop] getCFRunLoop];
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    CFRunLoopAddObserver(runLoop, busyObserver, kCFRunLoopDefaultMode);
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    CFRunLoopAddObserver(runLoop, notBusyObserver, kCFRunLoopDefaultMode);
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    CFRelease(busyObserver);
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    CFRelease(notBusyObserver);
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    setBusy(YES);
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}
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static void setUpAppKitThreadName()
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{
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    BOOL verbose = ShouldPrintVerboseDebugging();
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    JNIEnv *env = [ThreadUtilities getJNIEnv];
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    // Set the java name of the AppKit main thread appropriately.
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    jclass threadClass = NULL;
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    jstring name = NULL;
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    jobject curThread = NULL;
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    threadClass = (*env)->FindClass(env, "java/lang/Thread");
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    if (threadClass == NULL || (*env)->ExceptionCheck(env)) goto cleanup;
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    jmethodID currentThreadID = (*env)->GetStaticMethodID(env, threadClass, "currentThread", "()Ljava/lang/Thread;");
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    if (currentThreadID == NULL || (*env)->ExceptionCheck(env)) goto cleanup;
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    jmethodID setName = (*env)->GetMethodID(env, threadClass, "setName", "(Ljava/lang/String;)V");
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    if (setName == NULL || (*env)->ExceptionCheck(env)) goto cleanup;
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    curThread = (*env)->CallStaticObjectMethod(env, threadClass, currentThreadID); // AWT_THREADING Safe (known object)
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    if (curThread == NULL || (*env)->ExceptionCheck(env)) goto cleanup;
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    name = (*env)->NewStringUTF(env, "AWT-AppKit");
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    if (name == NULL || (*env)->ExceptionCheck(env)) goto cleanup;
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    (*env)->CallVoidMethod(env, curThread, setName, name); // AWT_THREADING Safe (known object)
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    if ((*env)->ExceptionCheck(env)) goto cleanup;
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cleanup:
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    if (threadClass != NULL) {
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        (*env)->DeleteLocalRef(env, threadClass);
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    }
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    if (name != NULL) {
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        (*env)->DeleteLocalRef(env, name);
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    }
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    if (curThread != NULL) {
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        (*env)->DeleteLocalRef(env, curThread);
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    }
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    if ((*env)->ExceptionCheck(env)) {
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        (*env)->ExceptionDescribe(env);
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        (*env)->ExceptionClear(env);
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    }
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   147
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    if (verbose) AWT_DEBUG_LOG(@"finished setting thread name");
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}
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// Returns true if java believes it is running headless
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BOOL isHeadless(JNIEnv *env) {
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    // Just access the property directly, instead of using GraphicsEnvironment.isHeadless.
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    //  This is because this may be called while AWT is being loaded, and calling AWT
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    //  while it is being loaded will deadlock.
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    static JNF_CLASS_CACHE(jc_Toolkit, "java/awt/GraphicsEnvironment");
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    static JNF_STATIC_MEMBER_CACHE(jm_isHeadless, jc_Toolkit, "isHeadless", "()Z");
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    return JNFCallStaticBooleanMethod(env, jm_isHeadless);
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}
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BOOL isSWTInWebStart(JNIEnv* env) {
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    NSString *swtWebStart = [PropertiesUtilities javaSystemPropertyForKey:@"com.apple.javaws.usingSWT" withEnv:env];
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    return [@"true" isCaseInsensitiveLike:swtWebStart];
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}
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void setBusy(BOOL busy) {
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AWT_ASSERT_APPKIT_THREAD;
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    JNIEnv *env = [ThreadUtilities getJNIEnv];
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    static JNF_CLASS_CACHE(jc_AWTAutoShutdown, "sun/awt/AWTAutoShutdown");
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    if (busy) {
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        static JNF_STATIC_MEMBER_CACHE(jm_notifyBusyMethod, jc_AWTAutoShutdown, "notifyToolkitThreadBusy", "()V");
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        JNFCallStaticVoidMethod(env, jm_notifyBusyMethod);
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   176
    } else {
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        static JNF_STATIC_MEMBER_CACHE(jm_notifyFreeMethod, jc_AWTAutoShutdown, "notifyToolkitThreadFree", "()V");
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        JNFCallStaticVoidMethod(env, jm_notifyFreeMethod);
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    }
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}
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   181
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static void BusyObserver(CFRunLoopObserverRef ref, CFRunLoopActivity what, void* arg) {
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AWT_ASSERT_APPKIT_THREAD;
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    // This is only called with the selector kCFRunLoopAfterWaiting.
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#ifndef PRODUCT_BUILD
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    assert(what == kCFRunLoopAfterWaiting);
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#endif /* PRODUCT_BUILD */
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   189
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    setBusy(YES);
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   191
}
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   192
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static void NotBusyObserver(CFRunLoopObserverRef ref, CFRunLoopActivity what, void* arg) {
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AWT_ASSERT_APPKIT_THREAD;
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   195
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    // This is only called with the selector kCFRunLoopBeforeWaiting.
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   197
#ifndef PRODUCT_BUILD
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    assert(what == kCFRunLoopBeforeWaiting);
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#endif /* PRODUCT_BUILD */
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    setBusy(NO);
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   202
}
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   203
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static void AWT_NSUncaughtExceptionHandler(NSException *exception) {
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   205
    NSLog(@"Apple AWT Internal Exception: %@", [exception description]);
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   206
}
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   207
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// This is an empty Obj-C object just so that -peformSelectorOnMainThread can be used.
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@interface AWTStarter : NSObject { }
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+ (void)start:(BOOL)headless;
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- (void)starter:(NSArray*)args;
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+ (void)appKitIsRunning:(id)arg;
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@end
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@implementation AWTStarter
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   216
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+ (BOOL) isConnectedToWindowServer {
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    SecuritySessionId session_id;
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    SessionAttributeBits session_info;
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    OSStatus status = SessionGetInfo(callerSecuritySession, &session_id, &session_info);
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   221
    if (status != noErr) return NO;
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   222
    if (!(session_info & sessionHasGraphicAccess)) return NO;
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   223
    return YES;
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   224
}
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   225
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   226
+ (BOOL) markAppAsDaemon {
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   227
    id jrsAppKitAWTClass = objc_getClass("JRSAppKitAWT");
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   228
    SEL markAppSel = @selector(markAppIsDaemon);
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   229
    if (![jrsAppKitAWTClass respondsToSelector:markAppSel]) return NO;
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   230
    return [jrsAppKitAWTClass performSelector:markAppSel] ? YES : NO;
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   231
}
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   232
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   233
+ (void)appKitIsRunning:(id)arg {
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   234
    // Headless: NO
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   235
    // Embedded: BOTH
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   236
    // Multiple Calls: NO
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   237
    //  Callers: AppKit's NSApplicationDidFinishLaunchingNotification or +[AWTStarter startAWT:]
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   238
AWT_ASSERT_APPKIT_THREAD;
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   239
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   240
    BOOL verbose = ShouldPrintVerboseDebugging();
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   241
    if (verbose) AWT_DEBUG_LOG(@"about to message AppKit started");
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   242
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   243
    // Signal that AppKit has started (or is already running).
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   244
    pthread_mutex_lock(&sAppKitStarted_mutex);
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   245
    sAppKitStarted = YES;
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   246
    pthread_cond_signal(&sAppKitStarted_cv);
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   247
    pthread_mutex_unlock(&sAppKitStarted_mutex);
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   248
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   249
    if (verbose) AWT_DEBUG_LOG(@"finished messaging AppKit started");
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   250
}
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   251
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+ (void)start:(BOOL)headless
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{
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   254
    BOOL verbose = ShouldPrintVerboseDebugging();
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   255
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   256
    // Headless: BOTH
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   257
    // Embedded: BOTH
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   258
    // Multiple Calls: NO
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   259
    //  Caller: JNI_OnLoad
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   260
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   261
    // onMainThread is NOT the same at SWT mode!
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   262
    // If the JVM was started on the first thread for SWT, but the SWT loads the AWT on a secondary thread,
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   263
    // onMainThread here will be false but SWT mode will be true.  If we are currently on the main thread, we don't
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   264
    // need to throw AWT startup over to another thread.
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   265
    BOOL onMainThread = (pthread_main_np() != 0);
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   266
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   267
    if (verbose) {
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   268
        NSString *msg = [NSString stringWithFormat:@"+[AWTStarter start headless:%d] { onMainThread:%d }", headless, onMainThread];
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   269
        AWT_DEBUG_LOG(msg);
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   270
    }
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   271
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   272
    if (!headless)
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   273
    {
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        // Listen for the NSApp to start. This indicates that JNI_OnLoad can proceed.
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   275
        //  It must wait because there is a chance that another java thread will grab
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        //  the AppKit lock before the +[NSApplication sharedApplication] returns.
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        //  See <rdar://problem/3492666> for an example.
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   278
        [[NSNotificationCenter defaultCenter] addObserver:[AWTStarter class]
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   279
                                                 selector:@selector(appKitIsRunning:)
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   280
                                                     name:NSApplicationDidFinishLaunchingNotification
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   281
                                                   object:nil];
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   282
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   283
        if (verbose) NSLog(@"+[AWTStarter start:::]: registered NSApplicationDidFinishLaunchingNotification");
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   284
    }
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   285
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   286
    id st = [[AWTStarter alloc] init];
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   287
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   288
    NSArray * args = [NSArray arrayWithObjects:
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   289
                      [NSNumber numberWithBool: onMainThread],
320a714614e9 7113349: Initial changeset for Macosx port to jdk
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   290
                      [NSNumber numberWithBool: headless],
320a714614e9 7113349: Initial changeset for Macosx port to jdk
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   291
                      [NSNumber numberWithBool: verbose],
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   292
                      nil];
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   293
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   294
    if (onMainThread) {
320a714614e9 7113349: Initial changeset for Macosx port to jdk
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   295
        [st starter:args];
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   296
    } else {
320a714614e9 7113349: Initial changeset for Macosx port to jdk
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   297
        [st performSelectorOnMainThread: @selector(starter:) withObject:args waitUntilDone:NO];
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   298
    }
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   299
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   300
    if (!headless && !onMainThread) {
320a714614e9 7113349: Initial changeset for Macosx port to jdk
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   301
        if (verbose) AWT_DEBUG_LOG(@"about to wait on AppKit startup mutex");
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   302
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   303
        // Wait here for AppKit to have started (or for AWT to have been loaded into
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   304
        //  an already running NSApplication).
320a714614e9 7113349: Initial changeset for Macosx port to jdk
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   305
        pthread_mutex_lock(&sAppKitStarted_mutex);
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   306
        while (sAppKitStarted == NO) {
320a714614e9 7113349: Initial changeset for Macosx port to jdk
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   307
            pthread_cond_wait(&sAppKitStarted_cv, &sAppKitStarted_mutex);
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   308
        }
320a714614e9 7113349: Initial changeset for Macosx port to jdk
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   309
        pthread_mutex_unlock(&sAppKitStarted_mutex);
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   310
320a714614e9 7113349: Initial changeset for Macosx port to jdk
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   311
        // AWT gets here AFTER +[AWTStarter appKitIsRunning:] is called.
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   312
        if (verbose) AWT_DEBUG_LOG(@"got out of the AppKit startup mutex");
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   313
    }
12282
b057800f17c2 7132692: [macosx] Class com.apple.eawt not functioning
anthony
parents: 12047
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   314
21241
dc8cd488885d 7159266: [macosx] ApplicationDelegate should not be set in the headless mode
anthony
parents: 20453
diff changeset
   315
    if (!headless) {
dc8cd488885d 7159266: [macosx] ApplicationDelegate should not be set in the headless mode
anthony
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   316
        // Don't set the delegate until the NSApplication has been created and
dc8cd488885d 7159266: [macosx] ApplicationDelegate should not be set in the headless mode
anthony
parents: 20453
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   317
        // its finishLaunching has initialized it.
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anthony
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   318
        //  ApplicationDelegate is the support code for com.apple.eawt.
dc8cd488885d 7159266: [macosx] ApplicationDelegate should not be set in the headless mode
anthony
parents: 20453
diff changeset
   319
        [ThreadUtilities performOnMainThreadWaiting:YES block:^(){
dc8cd488885d 7159266: [macosx] ApplicationDelegate should not be set in the headless mode
anthony
parents: 20453
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   320
            id<NSApplicationDelegate> delegate = [ApplicationDelegate sharedDelegate];
dc8cd488885d 7159266: [macosx] ApplicationDelegate should not be set in the headless mode
anthony
parents: 20453
diff changeset
   321
            if (delegate != nil) {
dc8cd488885d 7159266: [macosx] ApplicationDelegate should not be set in the headless mode
anthony
parents: 20453
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   322
                OSXAPP_SetApplicationDelegate(delegate);
dc8cd488885d 7159266: [macosx] ApplicationDelegate should not be set in the headless mode
anthony
parents: 20453
diff changeset
   323
            }        
dc8cd488885d 7159266: [macosx] ApplicationDelegate should not be set in the headless mode
anthony
parents: 20453
diff changeset
   324
        }];
dc8cd488885d 7159266: [macosx] ApplicationDelegate should not be set in the headless mode
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parents: 20453
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   325
    }
12047
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   326
}
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diff changeset
   327
320a714614e9 7113349: Initial changeset for Macosx port to jdk
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   328
- (void)starter:(NSArray*)args {
320a714614e9 7113349: Initial changeset for Macosx port to jdk
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   329
    NSAutoreleasePool *pool = [NSAutoreleasePool new];
320a714614e9 7113349: Initial changeset for Macosx port to jdk
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diff changeset
   330
320a714614e9 7113349: Initial changeset for Macosx port to jdk
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   331
    BOOL onMainThread = [[args objectAtIndex:0] boolValue];
15321
da912a45f4e6 8005465: [macosx] Evaluate if checking for the -XstartOnFirstThread is still needed in awt.m
anthony
parents: 14753
diff changeset
   332
    BOOL headless = [[args objectAtIndex:1] boolValue];
da912a45f4e6 8005465: [macosx] Evaluate if checking for the -XstartOnFirstThread is still needed in awt.m
anthony
parents: 14753
diff changeset
   333
    BOOL verbose = [[args objectAtIndex:2] boolValue];
12047
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parents:
diff changeset
   334
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
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   335
    BOOL wasOnMainThread = onMainThread;
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
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   336
15321
da912a45f4e6 8005465: [macosx] Evaluate if checking for the -XstartOnFirstThread is still needed in awt.m
anthony
parents: 14753
diff changeset
   337
    // Add the exception handler of last resort
da912a45f4e6 8005465: [macosx] Evaluate if checking for the -XstartOnFirstThread is still needed in awt.m
anthony
parents: 14753
diff changeset
   338
    NSSetUncaughtExceptionHandler(AWT_NSUncaughtExceptionHandler);
12047
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michaelm
parents:
diff changeset
   339
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
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   340
    // Headless mode trumps either ordinary AWT or SWT-in-AWT mode.  Declare us a daemon and return.
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   341
    if (headless) {
20453
e480eb64d2c2 7174704: [macosx] New issue in 7u6 b12: HeadlessPrintingTest failure
anthony
parents: 17142
diff changeset
   342
        // Note that we don't install run loop observers in headless mode
e480eb64d2c2 7174704: [macosx] New issue in 7u6 b12: HeadlessPrintingTest failure
anthony
parents: 17142
diff changeset
   343
        // because we don't need them (see 7174704)
15321
da912a45f4e6 8005465: [macosx] Evaluate if checking for the -XstartOnFirstThread is still needed in awt.m
anthony
parents: 14753
diff changeset
   344
        if (!forceEmbeddedMode) {
da912a45f4e6 8005465: [macosx] Evaluate if checking for the -XstartOnFirstThread is still needed in awt.m
anthony
parents: 14753
diff changeset
   345
            setUpAppKitThreadName();
da912a45f4e6 8005465: [macosx] Evaluate if checking for the -XstartOnFirstThread is still needed in awt.m
anthony
parents: 14753
diff changeset
   346
        }
da912a45f4e6 8005465: [macosx] Evaluate if checking for the -XstartOnFirstThread is still needed in awt.m
anthony
parents: 14753
diff changeset
   347
        [AWTStarter markAppAsDaemon];
12047
320a714614e9 7113349: Initial changeset for Macosx port to jdk
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diff changeset
   348
        return;
320a714614e9 7113349: Initial changeset for Macosx port to jdk
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parents:
diff changeset
   349
    }
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parents:
diff changeset
   350
15321
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anthony
parents: 14753
diff changeset
   351
    if (forceEmbeddedMode) {
12047
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   352
        if (verbose) NSLog(@"in SWT or SWT/WebStart mode");
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   353
15321
da912a45f4e6 8005465: [macosx] Evaluate if checking for the -XstartOnFirstThread is still needed in awt.m
anthony
parents: 14753
diff changeset
   354
        // Init a default NSApplication instance instead of the NSApplicationAWT.
da912a45f4e6 8005465: [macosx] Evaluate if checking for the -XstartOnFirstThread is still needed in awt.m
anthony
parents: 14753
diff changeset
   355
        // Note that [NSApp isRunning] will return YES after that, though
da912a45f4e6 8005465: [macosx] Evaluate if checking for the -XstartOnFirstThread is still needed in awt.m
anthony
parents: 14753
diff changeset
   356
        // this behavior isn't specified anywhere. We rely on that.
12047
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   357
        NSApplicationLoad();
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   358
    }
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   359
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   360
    // This will create a NSApplicationAWT for standalone AWT programs, unless there is
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   361
    //  already a NSApplication instance. If there is already a NSApplication instance,
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   362
    //  and -[NSApplication isRunning] returns YES, AWT is embedded inside another
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   363
    //  AppKit Application.
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   364
    NSApplication *app = [NSApplicationAWT sharedApplication];
15321
da912a45f4e6 8005465: [macosx] Evaluate if checking for the -XstartOnFirstThread is still needed in awt.m
anthony
parents: 14753
diff changeset
   365
    isEmbedded = ![NSApp isKindOfClass:[NSApplicationAWT class]];
da912a45f4e6 8005465: [macosx] Evaluate if checking for the -XstartOnFirstThread is still needed in awt.m
anthony
parents: 14753
diff changeset
   366
da912a45f4e6 8005465: [macosx] Evaluate if checking for the -XstartOnFirstThread is still needed in awt.m
anthony
parents: 14753
diff changeset
   367
    if (!isEmbedded) {
da912a45f4e6 8005465: [macosx] Evaluate if checking for the -XstartOnFirstThread is still needed in awt.m
anthony
parents: 14753
diff changeset
   368
        // Install run loop observers and set the AppKit Java thread name
da912a45f4e6 8005465: [macosx] Evaluate if checking for the -XstartOnFirstThread is still needed in awt.m
anthony
parents: 14753
diff changeset
   369
        setUpAWTAppKit();
da912a45f4e6 8005465: [macosx] Evaluate if checking for the -XstartOnFirstThread is still needed in awt.m
anthony
parents: 14753
diff changeset
   370
        setUpAppKitThreadName();
da912a45f4e6 8005465: [macosx] Evaluate if checking for the -XstartOnFirstThread is still needed in awt.m
anthony
parents: 14753
diff changeset
   371
    }
12047
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   372
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   373
    // AWT gets to this point BEFORE NSApplicationDidFinishLaunchingNotification is sent.
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   374
    if (![app isRunning]) {
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   375
        if (verbose) AWT_DEBUG_LOG(@"+[AWTStarter startAWT]: ![app isRunning]");
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   376
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   377
        // This is where the AWT AppKit thread parks itself to process events.
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   378
        [NSApplicationAWT runAWTLoopWithApp: app];
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   379
    } else {
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   380
        // We're either embedded, or showing a splash screen
15321
da912a45f4e6 8005465: [macosx] Evaluate if checking for the -XstartOnFirstThread is still needed in awt.m
anthony
parents: 14753
diff changeset
   381
        if (isEmbedded) {
12047
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   382
            if (verbose) AWT_DEBUG_LOG(@"running embedded");
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   383
14753
a56a685d137f 7154778: [macosx] NSView-based implementation of sun.awt.EmbeddedFrame
serb
parents: 12282
diff changeset
   384
            // We don't track if the runloop is busy, so set it free to let AWT finish when it needs
a56a685d137f 7154778: [macosx] NSView-based implementation of sun.awt.EmbeddedFrame
serb
parents: 12282
diff changeset
   385
            setBusy(NO);
12047
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   386
        } else {
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   387
            if (verbose) AWT_DEBUG_LOG(@"running after showing a splash screen");
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   388
        }
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   389
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   390
        // Signal so that JNI_OnLoad can proceed.
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   391
        if (!wasOnMainThread) [AWTStarter appKitIsRunning:nil];
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   392
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   393
        // Proceed to exit this call as there is no reason to run the NSApplication event loop.
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   394
    }
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   395
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   396
    [pool drain];
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   397
}
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   398
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   399
@end
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   400
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   401
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   402
JNIEXPORT jint JNICALL JNI_OnLoad(JavaVM *vm, void *reserved) {
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   403
    BOOL verbose = ShouldPrintVerboseDebugging();
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   404
    if (verbose) AWT_DEBUG_LOG(@"entered JNI_OnLoad");
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   405
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   406
    // Headless: BOTH
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   407
    // Embedded: BOTH
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   408
    // Multiple Calls: NO
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   409
    //  Caller: JavaVM classloader
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   410
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   411
    // Keep a static reference for other archives.
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   412
    OSXAPP_SetJavaVM(vm);
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   413
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   414
    JNIEnv *env = NULL;
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   415
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   416
    // Need JNIEnv for JNF_COCOA_ENTER(env); macro below
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   417
    jint status = (*jvm)->GetEnv(jvm, (void **)&env, JNI_VERSION_1_4);
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   418
    if (status != JNI_OK || env == NULL) {
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   419
        AWT_DEBUG_LOG(@"Can't get JNIEnv");
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   420
        return JNI_VERSION_1_4;
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   421
    }
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   422
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   423
JNF_COCOA_ENTER(env);
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   424
15321
da912a45f4e6 8005465: [macosx] Evaluate if checking for the -XstartOnFirstThread is still needed in awt.m
anthony
parents: 14753
diff changeset
   425
    // Launcher sets this env variable if -XstartOnFirstThread is specified
12047
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   426
    char envVar[80];
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   427
    snprintf(envVar, sizeof(envVar), "JAVA_STARTED_ON_FIRST_THREAD_%d", getpid());
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   428
    if (getenv(envVar) != NULL) {
15321
da912a45f4e6 8005465: [macosx] Evaluate if checking for the -XstartOnFirstThread is still needed in awt.m
anthony
parents: 14753
diff changeset
   429
        forceEmbeddedMode = YES;
12047
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   430
        unsetenv(envVar);
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   431
    }
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   432
15321
da912a45f4e6 8005465: [macosx] Evaluate if checking for the -XstartOnFirstThread is still needed in awt.m
anthony
parents: 14753
diff changeset
   433
    if (isSWTInWebStart(env)) {
da912a45f4e6 8005465: [macosx] Evaluate if checking for the -XstartOnFirstThread is still needed in awt.m
anthony
parents: 14753
diff changeset
   434
        forceEmbeddedMode = YES;
da912a45f4e6 8005465: [macosx] Evaluate if checking for the -XstartOnFirstThread is still needed in awt.m
anthony
parents: 14753
diff changeset
   435
    }
12047
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   436
15321
da912a45f4e6 8005465: [macosx] Evaluate if checking for the -XstartOnFirstThread is still needed in awt.m
anthony
parents: 14753
diff changeset
   437
    BOOL headless = isHeadless(env);
12047
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   438
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   439
    // We need to let Foundation know that this is a multithreaded application, if it isn't already.
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   440
    if (![NSThread isMultiThreaded]) {
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   441
        [NSThread detachNewThreadSelector:nil toTarget:nil withObject:nil];
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   442
    }
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   443
15321
da912a45f4e6 8005465: [macosx] Evaluate if checking for the -XstartOnFirstThread is still needed in awt.m
anthony
parents: 14753
diff changeset
   444
    [AWTStarter start:headless];
12047
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   445
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   446
JNF_COCOA_EXIT(env);
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   447
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   448
    if (verbose) AWT_DEBUG_LOG(@"exiting JNI_OnLoad");
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   449
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   450
    return JNI_VERSION_1_4;
320a714614e9 7113349: Initial changeset for Macosx port to jdk
michaelm
parents:
diff changeset
   451
}