iOS: Guard all uses of APIs not available in application extensions

Change-Id: Ic058a0c07f6cdd0a015f46db96fce1536a712711
Reviewed-by: Richard Moe Gustavsen <richard.gustavsen@qt.io>

1 files changed, 20 insertions, 13 deletions

diff --git a/src/plugins/platforms/ios/qiosscreen.mm b/src/plugins/platforms/ios/qiosscreen.mm
index c394592d76..f367d1e75e 100644
--- a/src/plugins/platforms/ios/qiosscreen.mm
+++ b/src/plugins/platforms/ios/qiosscreen.mm
@@ -46,6 +46,8 @@
 #include "qiosviewcontroller.h"
 #include "quiview.h"
 
+#include <QtCore/private/qcore_mac_p.h>
+
 #include <QtGui/private/qwindow_p.h>
 #include <private/qcoregraphics_p.h>
 
@@ -271,17 +273,19 @@ QIOSScreen::QIOSScreen(UIScreen *screen)
         m_physicalDpi = 96;
     }
 
-    for (UIWindow *existingWindow in [[UIApplication sharedApplication] windows]) {
-        if (existingWindow.screen == m_uiScreen) {
-            m_uiWindow = [m_uiWindow retain];
-            break;
+    if (!qt_apple_isApplicationExtension()) {
+        for (UIWindow *existingWindow in qt_apple_sharedApplication().windows) {
+            if (existingWindow.screen == m_uiScreen) {
+                m_uiWindow = [m_uiWindow retain];
+                break;
+            }
         }
-    }
 
-    if (!m_uiWindow) {
-        // Create a window and associated view-controller that we can use
-        m_uiWindow = [[QUIWindow alloc] initWithFrame:[m_uiScreen bounds]];
-        m_uiWindow.rootViewController = [[[QIOSViewController alloc] initWithQIOSScreen:this] autorelease];
+        if (!m_uiWindow) {
+            // Create a window and associated view-controller that we can use
+            m_uiWindow = [[QUIWindow alloc] initWithFrame:[m_uiScreen bounds]];
+            m_uiWindow.rootViewController = [[[QIOSViewController alloc] initWithQIOSScreen:this] autorelease];
+        }
     }
 
     updateProperties();
@@ -327,17 +331,20 @@ void QIOSScreen::updateProperties()
 
 #ifndef Q_OS_TVOS
     if (m_uiScreen == [UIScreen mainScreen]) {
-        Qt::ScreenOrientation statusBarOrientation = toQtScreenOrientation(UIDeviceOrientation([UIApplication sharedApplication].statusBarOrientation));
-
         QIOSViewController *qtViewController = [m_uiWindow.rootViewController isKindOfClass:[QIOSViewController class]] ?
             static_cast<QIOSViewController *>(m_uiWindow.rootViewController) : nil;
 
         if (qtViewController.lockedOrientation) {
+            Q_ASSERT(!qt_apple_isApplicationExtension());
+
             // Setting the statusbar orientation (content orientation) on will affect the screen geometry,
             // which is not what we want. We want to reflect the screen geometry based on the locked orientation,
             // and adjust the available geometry based on the repositioned status bar for the current status
             // bar orientation.
 
+            Qt::ScreenOrientation statusBarOrientation = toQtScreenOrientation(
+                UIDeviceOrientation(qt_apple_sharedApplication().statusBarOrientation));
+
             Qt::ScreenOrientation lockedOrientation = toQtScreenOrientation(UIDeviceOrientation(qtViewController.lockedOrientation));
             QTransform transform = transformBetween(lockedOrientation, statusBarOrientation, m_geometry).inverted();
 
@@ -487,8 +494,8 @@ Qt::ScreenOrientation QIOSScreen::orientation() const
     // the orientation the application was started up in (which may not match
     // the physical orientation of the device, but typically does unless the
     // application has been locked to a subset of the available orientations).
-    if (deviceOrientation == UIDeviceOrientationUnknown)
-        deviceOrientation = UIDeviceOrientation([UIApplication sharedApplication].statusBarOrientation);
+    if (deviceOrientation == UIDeviceOrientationUnknown && !qt_apple_isApplicationExtension())
+        deviceOrientation = UIDeviceOrientation(qt_apple_sharedApplication().statusBarOrientation);
 
     // If the device reports face up or face down orientations, we can't map
     // them to Qt orientations, so we pretend we're in the same orientation