Merge remote-tracking branch 'origin/5.7' into dev

Conflicts:
	mkspecs/features/qt_module.prf
	src/plugins/platforms/cocoa/qcocoafiledialoghelper.mm

Change-Id: I7912c23b02b186831f0e465dbe5d1f9936205439

6 files changed, 34 insertions, 15 deletions

diff --git a/src/corelib/kernel/qcore_mac_objc.mm b/src/corelib/kernel/qcore_mac_objc.mm
index 4d5b0f156c..a923d83bcf 100644
--- a/src/corelib/kernel/qcore_mac_objc.mm
+++ b/src/corelib/kernel/qcore_mac_objc.mm
@@ -113,6 +113,7 @@ QAppleOperatingSystemVersion qt_apple_os_version()
     // Use temporary variables so we can return 0.0.0 (unknown version)
     // in case of an error partway through determining the OS version
     qint32 major = 0, minor = 0, patch = 0;
+#if QT_MAC_DEPLOYMENT_TARGET_BELOW(__MAC_10_10, __IPHONE_8_0)
 #if defined(Q_OS_IOS)
     @autoreleasepool {
         NSArray *parts = [UIDevice.currentDevice.systemVersion componentsSeparatedByString:@"."];
@@ -136,6 +137,7 @@ QAppleOperatingSystemVersion qt_apple_os_version()
     if (pGestalt('sys3', &patch) != 0)
         return v;
 #endif
+#endif
     v.major = major;
     v.minor = minor;
     v.patch = patch;
diff --git a/src/corelib/kernel/qcoreapplication.cpp b/src/corelib/kernel/qcoreapplication.cpp
index 42bda25be5..79a3254a39 100644
--- a/src/corelib/kernel/qcoreapplication.cpp
+++ b/src/corelib/kernel/qcoreapplication.cpp
@@ -588,7 +588,8 @@ void QCoreApplicationPrivate::initLocale()
     This class is used by non-GUI applications to provide their event
     loop. For non-GUI application that uses Qt, there should be exactly
     one QCoreApplication object. For GUI applications, see
-    QApplication.
+    QGuiApplication. For applications that use the Qt Widgets module,
+    see QApplication.
 
     QCoreApplication contains the main event loop, where all events
     from the operating system (e.g., timer and network events) and
@@ -602,10 +603,10 @@ void QCoreApplicationPrivate::initLocale()
     operations can call processEvents() to keep the application
     responsive.
 
-    In general, we recommend that you create a QCoreApplication or a
-    QApplication object in your \c main() function as early as
-    possible. exec() will not return until the event loop exits; e.g.,
-    when quit() is called.
+    In general, we recommend that you create a QCoreApplication,
+    QGuiApplication or a QApplication object in your \c main()
+    function as early as possible. exec() will not return until
+    the event loop exits; e.g., when quit() is called.
 
     Several static convenience functions are also provided. The
     QCoreApplication object is available from instance(). Events can
@@ -647,8 +648,8 @@ void QCoreApplicationPrivate::initLocale()
     instance, when converting between data types such as floats and
     strings, since the notation may differ between locales. To get
     around this problem, call the POSIX function \c{setlocale(LC_NUMERIC,"C")}
-    right after initializing QApplication or QCoreApplication to reset
-    the locale that is used for number formatting to "C"-locale.
+    right after initializing QApplication, QGuiApplication or QCoreApplication
+    to reset the locale that is used for number formatting to "C"-locale.
 
     \sa QGuiApplication, QAbstractEventDispatcher, QEventLoop,
     {Semaphores Example}, {Wait Conditions Example}
@@ -658,7 +659,7 @@ void QCoreApplicationPrivate::initLocale()
     \fn static QCoreApplication *QCoreApplication::instance()
 
     Returns a pointer to the application's QCoreApplication (or
-    QApplication) instance.
+    QGuiApplication/QApplication) instance.
 
     If no instance has been allocated, \c null is returned.
 */
@@ -1865,7 +1866,7 @@ void QCoreApplication::quit()
 
     Installing or removing a QTranslator, or changing an installed QTranslator
     generates a \l{QEvent::LanguageChange}{LanguageChange} event for the
-    QCoreApplication instance. A QApplication instance will propagate the event
+    QCoreApplication instance. A QGuiApplication instance will propagate the event
     to all toplevel windows, where a reimplementation of changeEvent can
     re-translate the user interface by passing user-visible strings via the
     tr() function to the respective property setters. User-interface classes
diff --git a/src/corelib/kernel/qeventdispatcher_win.cpp b/src/corelib/kernel/qeventdispatcher_win.cpp
index 73cefdafd7..4d7aa83c43 100644
--- a/src/corelib/kernel/qeventdispatcher_win.cpp
+++ b/src/corelib/kernel/qeventdispatcher_win.cpp
@@ -942,9 +942,8 @@ void QEventDispatcherWin32::registerSocketNotifier(QSocketNotifier *notifier)
 void QEventDispatcherWin32::unregisterSocketNotifier(QSocketNotifier *notifier)
 {
     Q_ASSERT(notifier);
-    int sockfd = notifier->socket();
-    int type = notifier->type();
 #ifndef QT_NO_DEBUG
+    int sockfd = notifier->socket();
     if (sockfd < 0) {
         qWarning("QSocketNotifier: Internal error");
         return;
@@ -953,8 +952,16 @@ void QEventDispatcherWin32::unregisterSocketNotifier(QSocketNotifier *notifier)
         return;
     }
 #endif
+    doUnregisterSocketNotifier(notifier);
+}
 
+void QEventDispatcherWin32::doUnregisterSocketNotifier(QSocketNotifier *notifier)
+{
     Q_D(QEventDispatcherWin32);
+    int type = notifier->type();
+    int sockfd = notifier->socket();
+    Q_ASSERT(sockfd >= 0);
+
     QSFDict::iterator it = d->active_fd.find(sockfd);
     if (it != d->active_fd.end()) {
         QSockFd &sd = it.value();
@@ -1210,11 +1217,11 @@ void QEventDispatcherWin32::closingDown()
 
     // clean up any socketnotifiers
     while (!d->sn_read.isEmpty())
-        unregisterSocketNotifier((*(d->sn_read.begin()))->obj);
+        doUnregisterSocketNotifier((*(d->sn_read.begin()))->obj);
     while (!d->sn_write.isEmpty())
-        unregisterSocketNotifier((*(d->sn_write.begin()))->obj);
+        doUnregisterSocketNotifier((*(d->sn_write.begin()))->obj);
     while (!d->sn_except.isEmpty())
-        unregisterSocketNotifier((*(d->sn_except.begin()))->obj);
+        doUnregisterSocketNotifier((*(d->sn_except.begin()))->obj);
     Q_ASSERT(d->active_fd.isEmpty());
 
     // clean up any timers
diff --git a/src/corelib/kernel/qeventdispatcher_win_p.h b/src/corelib/kernel/qeventdispatcher_win_p.h
index 848dbaf475..d745f16975 100644
--- a/src/corelib/kernel/qeventdispatcher_win_p.h
+++ b/src/corelib/kernel/qeventdispatcher_win_p.h
@@ -109,6 +109,7 @@ public:
 protected:
     QEventDispatcherWin32(QEventDispatcherWin32Private &dd, QObject *parent = 0);
     virtual void sendPostedEvents();
+    void doUnregisterSocketNotifier(QSocketNotifier *notifier);
 
 private:
     friend LRESULT QT_WIN_CALLBACK qt_internal_proc(HWND hwnd, UINT message, WPARAM wp, LPARAM lp);
diff --git a/src/corelib/kernel/qjnihelpers.cpp b/src/corelib/kernel/qjnihelpers.cpp
index f576ed0d1c..76f530ab9c 100644
--- a/src/corelib/kernel/qjnihelpers.cpp
+++ b/src/corelib/kernel/qjnihelpers.cpp
@@ -56,6 +56,7 @@ static jobject g_jClassLoader = Q_NULLPTR;
 static jint g_androidSdkVersion = 0;
 static jclass g_jNativeClass = Q_NULLPTR;
 static jmethodID g_runPendingCppRunnablesMethodID = Q_NULLPTR;
+static jmethodID g_hideSplashScreenMethodID = Q_NULLPTR;
 Q_GLOBAL_STATIC(std::deque<QtAndroidPrivate::Runnable>, g_pendingRunnables);
 Q_GLOBAL_STATIC(QMutex, g_pendingRunnablesMutex);
 
@@ -338,7 +339,7 @@ jint QtAndroidPrivate::initJNI(JavaVM *vm, JNIEnv *env)
     g_runPendingCppRunnablesMethodID = env->GetStaticMethodID(jQtNative,
                                                        "runPendingCppRunnablesOnUiThread",
                                                        "()V");
-
+    g_hideSplashScreenMethodID = env->GetStaticMethodID(jQtNative, "hideSplashScreen", "()V");
     g_jNativeClass = static_cast<jclass>(env->NewGlobalRef(jQtNative));
     env->DeleteLocalRef(jQtNative);
 
@@ -424,4 +425,9 @@ void QtAndroidPrivate::unregisterKeyEventListener(QtAndroidPrivate::KeyEventList
     g_keyEventListeners()->listeners.removeOne(listener);
 }
 
+void QtAndroidPrivate::hideSplashScreen(JNIEnv *env)
+{
+    env->CallStaticVoidMethod(g_jNativeClass, g_hideSplashScreenMethodID);
+}
+
 QT_END_NAMESPACE
diff --git a/src/corelib/kernel/qjnihelpers_p.h b/src/corelib/kernel/qjnihelpers_p.h
index 34bdbf6c80..78ad08a09e 100644
--- a/src/corelib/kernel/qjnihelpers_p.h
+++ b/src/corelib/kernel/qjnihelpers_p.h
@@ -127,6 +127,8 @@ namespace QtAndroidPrivate
 
     Q_CORE_EXPORT void registerKeyEventListener(KeyEventListener *listener);
     Q_CORE_EXPORT void unregisterKeyEventListener(KeyEventListener *listener);
+
+    Q_CORE_EXPORT void hideSplashScreen(JNIEnv *env);
 }
 
 QT_END_NAMESPACE