Moved display orientation handling on iOS out to a separate function for Qt apps

src/video/uikit/SDL_uikitappdelegate.m

@@ -445,51 +445,7 @@ SDL_LoadLaunchImageNamed(NSString *name, int screenh)
 #if !TARGET_OS_TV
 - (void)application:(UIApplication *)application didChangeStatusBarOrientation:(UIInterfaceOrientation)oldStatusBarOrientation
 {
-    BOOL isLandscape = UIInterfaceOrientationIsLandscape(application.statusBarOrientation);
+	SDL_OnApplicationDidChangeStatusBarOrientation();
-    SDL_VideoDevice *_this = SDL_GetVideoDevice();
-
-    if (_this && _this->num_displays > 0) {
-        SDL_DisplayMode *desktopmode = &_this->displays[0].desktop_mode;
-        SDL_DisplayMode *currentmode = &_this->displays[0].current_mode;
-        SDL_DisplayOrientation orientation = SDL_ORIENTATION_UNKNOWN;
-
-        /* The desktop display mode should be kept in sync with the screen
-         * orientation so that updating a window's fullscreen state to
-         * SDL_WINDOW_FULLSCREEN_DESKTOP keeps the window dimensions in the
-         * correct orientation. */
-        if (isLandscape != (desktopmode->w > desktopmode->h)) {
-            int height = desktopmode->w;
-            desktopmode->w = desktopmode->h;
-            desktopmode->h = height;
-        }
-
-        /* Same deal with the current mode + SDL_GetCurrentDisplayMode. */
-        if (isLandscape != (currentmode->w > currentmode->h)) {
-            int height = currentmode->w;
-            currentmode->w = currentmode->h;
-            currentmode->h = height;
-        }
-
-        switch (application.statusBarOrientation) {
-        case UIInterfaceOrientationPortrait:
-            orientation = SDL_ORIENTATION_PORTRAIT;
-            break;
-        case UIInterfaceOrientationPortraitUpsideDown:
-            orientation = SDL_ORIENTATION_PORTRAIT_FLIPPED;
-            break;
-        case UIInterfaceOrientationLandscapeLeft:
-            /* Bug: UIInterfaceOrientationLandscapeLeft/Right are reversed - http://openradar.appspot.com/7216046 */
-            orientation = SDL_ORIENTATION_LANDSCAPE_FLIPPED;
-            break;
-        case UIInterfaceOrientationLandscapeRight:
-            /* Bug: UIInterfaceOrientationLandscapeLeft/Right are reversed - http://openradar.appspot.com/7216046 */
-            orientation = SDL_ORIENTATION_LANDSCAPE;
-            break;
-        default:
-            break;
-        }
-        SDL_SendDisplayEvent(&_this->displays[0], SDL_DISPLAYEVENT_ORIENTATION, orientation);
-    }
 }
 #endif
 

src/video/uikit/SDL_uikitmodes.h

@@ -45,6 +45,10 @@ extern int UIKit_SetDisplayMode(_THIS, SDL_VideoDisplay * display, SDL_DisplayMo
 extern void UIKit_QuitModes(_THIS);
 extern int UIKit_GetDisplayUsableBounds(_THIS, SDL_VideoDisplay * display, SDL_Rect * rect);
 
+#if !TARGET_OS_TV
+extern void SDL_OnApplicationDidChangeStatusBarOrientation(void);
+#endif
+
 #endif /* SDL_uikitmodes_h_ */
 
 /* vi: set ts=4 sw=4 expandtab: */

src/video/uikit/SDL_uikitmodes.m

@@ -25,6 +25,8 @@
 #include "SDL_assert.h"
 #include "SDL_uikitmodes.h"
 
+#include "../../events/SDL_events_c.h"
+
 @implementation SDL_DisplayData
 
 @synthesize uiscreen;
@@ -188,6 +190,9 @@ UIKit_InitModes(_THIS)
                 return -1;
             }
         }
+#if !TARGET_OS_TV
+		SDL_OnApplicationDidChangeStatusBarOrientation();
+#endif
     }
 
     return 0;
@@ -319,6 +324,55 @@ UIKit_QuitModes(_THIS)
     }
 }
 
+void SDL_OnApplicationDidChangeStatusBarOrientation()
+{
+    BOOL isLandscape = UIInterfaceOrientationIsLandscape([UIApplication sharedApplication].statusBarOrientation);
+    SDL_VideoDisplay *display = SDL_GetDisplay(0);
+
+    if (display) {
+        SDL_DisplayMode *desktopmode = &display->desktop_mode;
+        SDL_DisplayMode *currentmode = &display->current_mode;
+        SDL_DisplayOrientation orientation = SDL_ORIENTATION_UNKNOWN;
+
+        /* The desktop display mode should be kept in sync with the screen
+         * orientation so that updating a window's fullscreen state to
+         * SDL_WINDOW_FULLSCREEN_DESKTOP keeps the window dimensions in the
+         * correct orientation. */
+        if (isLandscape != (desktopmode->w > desktopmode->h)) {
+            int height = desktopmode->w;
+            desktopmode->w = desktopmode->h;
+            desktopmode->h = height;
+        }
+
+        /* Same deal with the current mode + SDL_GetCurrentDisplayMode. */
+        if (isLandscape != (currentmode->w > currentmode->h)) {
+            int height = currentmode->w;
+            currentmode->w = currentmode->h;
+            currentmode->h = height;
+        }
+
+        switch ([UIApplication sharedApplication].statusBarOrientation) {
+        case UIInterfaceOrientationPortrait:
+            orientation = SDL_ORIENTATION_PORTRAIT;
+            break;
+        case UIInterfaceOrientationPortraitUpsideDown:
+            orientation = SDL_ORIENTATION_PORTRAIT_FLIPPED;
+            break;
+        case UIInterfaceOrientationLandscapeLeft:
+            /* Bug: UIInterfaceOrientationLandscapeLeft/Right are reversed - http://openradar.appspot.com/7216046 */
+            orientation = SDL_ORIENTATION_LANDSCAPE_FLIPPED;
+            break;
+        case UIInterfaceOrientationLandscapeRight:
+            /* Bug: UIInterfaceOrientationLandscapeLeft/Right are reversed - http://openradar.appspot.com/7216046 */
+            orientation = SDL_ORIENTATION_LANDSCAPE;
+            break;
+        default:
+            break;
+        }
+        SDL_SendDisplayEvent(display, SDL_DISPLAYEVENT_ORIENTATION, orientation);
+    }
+}
+
 #endif /* SDL_VIDEO_DRIVER_UIKIT */
 
 /* vi: set ts=4 sw=4 expandtab: */