Hide the mouse cursor appropriately on iOS

src/video/uikit/SDL_uikitview.h

@@ -37,6 +37,7 @@
 
 #if !TARGET_OS_TV && defined(__IPHONE_13_4)
 - (UIPointerRegion *)pointerInteraction:(UIPointerInteraction *)interaction regionForRequest:(UIPointerRegionRequest *)request defaultRegion:(UIPointerRegion *)defaultRegion API_AVAILABLE(ios(13.4));
+- (UIPointerStyle *)pointerInteraction:(UIPointerInteraction *)interaction styleForRegion:(UIPointerRegion *)region  API_AVAILABLE(ios(13.4));
 #endif
 
 - (CGPoint)touchLocation:(UITouch *)touch shouldNormalize:(BOOL)normalize;

src/video/uikit/SDL_uikitview.m

@@ -155,6 +155,14 @@ extern int SDL_AppleTVRemoteOpenedAsJoystick;
     }
     return [UIPointerRegion regionWithRect:self.bounds identifier:nil];
 }
+
+- (UIPointerStyle *)pointerInteraction:(UIPointerInteraction *)interaction styleForRegion:(UIPointerRegion *)region  API_AVAILABLE(ios(13.4)){
+    if (SDL_ShowCursor(-1)) {
+        return nil;
+    } else {
+        return [UIPointerStyle hiddenPointerStyle];
+    }
+}
 #endif /* !TARGET_OS_TV && __IPHONE_13_4 */
 
 - (SDL_TouchDeviceType)touchTypeForTouch:(UITouch *)touch