Replace home-rolled edge swipe gesture recognizer with UIScreenEdgePanGestureRecognizer

Limelight/Input/OnScreenControls.h

@@ -8,7 +8,6 @@
 
 #import <Foundation/Foundation.h>
 
-@protocol EdgeDetectionDelegate;
 @class ControllerSupport;
 
 @interface OnScreenControls : NSObject
@@ -25,7 +24,7 @@ typedef NS_ENUM(NSInteger, OnScreenControlsLevel) {
     OnScreenControlsLevelAutoGCExtendedGamepadWithStickButtons
 };
 
-- (id) initWithView:(UIView*)view controllerSup:(ControllerSupport*)controllerSupport swipeDelegate:(id<EdgeDetectionDelegate>)edgeDelegate;
+- (id) initWithView:(UIView*)view controllerSup:(ControllerSupport*)controllerSupport;
 - (BOOL) handleTouchDownEvent:(NSSet*)touches;
 - (BOOL) handleTouchUpEvent:(NSSet*)touches;
 - (BOOL) handleTouchMovedEvent:(NSSet*)touches;

Limelight/Input/OnScreenControls.m

@@ -36,7 +36,6 @@
     CALayer* _l1Button;
     CALayer* _l2Button;
     CALayer* _l3Button;
-    CALayer* _edge;
     
     UITouch* _aTouch;
     UITouch* _bTouch;
@@ -53,7 +52,6 @@
     UITouch* _l1Touch;
     UITouch* _l2Touch;
     UITouch* _l3Touch;
-    UITouch* _edgeTouch;
     
     NSDate* l3TouchStart;
     NSDate* r3TouchStart;
@@ -69,7 +67,6 @@
     
     ControllerSupport *_controllerSupport;
     Controller *_controller;
-    id<EdgeDetectionDelegate> _edgeDelegate;
     NSMutableArray* _deadTouches;
 }
 
@@ -114,12 +111,11 @@ static float L2_Y;
 static float L3_X;
 static float L3_Y;
 
-- (id) initWithView:(UIView*)view controllerSup:(ControllerSupport*)controllerSupport swipeDelegate:(id<EdgeDetectionDelegate>)swipeDelegate {
+- (id) initWithView:(UIView*)view controllerSup:(ControllerSupport*)controllerSupport {
     self = [self init];
     _view = view;
     _controllerSupport = controllerSupport;
     _controller = [controllerSupport getOscController];
-    _edgeDelegate = swipeDelegate;
     _deadTouches = [[NSMutableArray alloc] init];
     
     _iPad = ([UIDevice currentDevice].userInterfaceIdiom == UIUserInterfaceIdiomPad);
@@ -156,16 +152,13 @@ static float L3_Y;
     _rightStickBackground = [CALayer layer];
     _leftStick = [CALayer layer];
     _rightStick = [CALayer layer];
-    _edge = [CALayer layer];
     
     return self;
 }
 
 - (void) show {
     _visible = YES;
-    
+        
-    [self setupEdgeDetection];
-    
     [self updateControls];
 }
 
@@ -254,11 +247,6 @@ static float L3_Y;
     }
 }
 
-- (void) setupEdgeDetection {
-    _edge.frame = CGRectMake(0, 0, 5, _view.frame.size.height);
-    [_view.layer addSublayer:_edge];
-}
-
 // For GCExtendedGamepad controls we move start, select, L3, and R3 to the button
 - (void) setupExtendedGamepadControls {
     // Start with the default complex layout
@@ -650,8 +638,6 @@ static float L3_Y;
             buttonTouch = true;
         } else if (touch == _r3Touch) {
             buttonTouch = true;
-        } else if (touch == _edgeTouch) {
-            buttonTouch = true;
         }
         if ([_deadTouches containsObject:touch]) {
             updated = true;
@@ -771,9 +757,6 @@ static float L3_Y;
             }
             _rsTouch = touch;
             stickTouch = true;
-        } else if ([_edge.presentationLayer hitTest:touchLocation]) {
-            _edgeTouch = touch;
-            updated = true;
         }
         if (!updated && !stickTouch && [self isInDeadZone:touch]) {
             [_deadTouches addObject:touch];
@@ -857,11 +840,6 @@ static float L3_Y;
         else if (touch == _r3Touch) {
             _r3Touch = nil;
             touched = true;
-        } else if (touch == _edgeTouch) {
-            _edgeTouch = nil;
-            if ([touch locationInView:_view].x >= _view.frame.size.width / 4) {
-                [_edgeDelegate edgeSwiped];
-            }
         }
         if ([_deadTouches containsObject:touch]) {
             [_deadTouches removeObject:touch];

Limelight/Input/StreamView.h

@@ -11,12 +11,6 @@
 #import "Moonlight-Swift.h"
 #import "StreamConfiguration.h"
 
-@protocol EdgeDetectionDelegate <NSObject>
-
-- (void) edgeSwiped;
-
-@end
-
 @protocol UserInteractionDelegate <NSObject>
 
 - (void) userInteractionBegan;
@@ -31,7 +25,6 @@
 #endif
 
 - (void) setupStreamView:(ControllerSupport*)controllerSupport
-           swipeDelegate:(id<EdgeDetectionDelegate>)swipeDelegate
      interactionDelegate:(id<UserInteractionDelegate>)interactionDelegate
                   config:(StreamConfiguration*)streamConfig;
 - (void) showOnScreenControls;

Limelight/Input/StreamView.m

@@ -44,7 +44,6 @@ static const double X1_MOUSE_SPEED_DIVISOR = 2.5;
 }
 
 - (void) setupStreamView:(ControllerSupport*)controllerSupport
-           swipeDelegate:(id<EdgeDetectionDelegate>)swipeDelegate
      interactionDelegate:(id<UserInteractionDelegate>)interactionDelegate
                   config:(StreamConfiguration*)streamConfig {
     self->interactionDelegate = interactionDelegate;
@@ -71,7 +70,7 @@ static const double X1_MOUSE_SPEED_DIVISOR = 2.5;
         self->touchHandler = [[RelativeTouchHandler alloc] initWithView:self];
     }
     
-    onScreenControls = [[OnScreenControls alloc] initWithView:self controllerSup:controllerSupport swipeDelegate:swipeDelegate];
+    onScreenControls = [[OnScreenControls alloc] initWithView:self controllerSup:controllerSupport];
     OnScreenControlsLevel level = (OnScreenControlsLevel)[settings.onscreenControls integerValue];
     if (settings.absoluteTouchMode) {
         Log(LOG_I, @"On-screen controls disabled in absolute touch mode");
@@ -631,8 +630,10 @@ static const double X1_MOUSE_SPEED_DIVISOR = 2.5;
     LiSendScrollEvent(deltaZ);
 }
 
+#if !TARGET_OS_TV
 - (BOOL)isMultipleTouchEnabled {
     return YES;
 }
+#endif
 
 @end

Limelight/ViewControllers/StreamFrameViewController.h

@@ -15,9 +15,9 @@
 #if TARGET_OS_TV
 @import GameController;
 
-@interface StreamFrameViewController : GCEventViewController <ConnectionCallbacks, EdgeDetectionDelegate, InputPresenceDelegate, UserInteractionDelegate, UIScrollViewDelegate>
+@interface StreamFrameViewController : GCEventViewController <ConnectionCallbacks, InputPresenceDelegate, UserInteractionDelegate, UIScrollViewDelegate>
 #else
-@interface StreamFrameViewController : UIViewController <ConnectionCallbacks, EdgeDetectionDelegate, InputPresenceDelegate, UserInteractionDelegate, UIScrollViewDelegate>
+@interface StreamFrameViewController : UIViewController <ConnectionCallbacks, InputPresenceDelegate, UserInteractionDelegate, UIScrollViewDelegate>
 #endif
 @property (nonatomic) StreamConfiguration* streamConfig;
 

Limelight/ViewControllers/StreamFrameViewController.m

@@ -33,6 +33,10 @@
     StreamView *_streamView;
     UIScrollView *_scrollView;
     BOOL _userIsInteracting;
+    
+#if !TARGET_OS_TV
+    UIScreenEdgePanGestureRecognizer *_exitSwipeRecognizer;
+#endif
 }
 
 - (void)viewDidAppear:(BOOL)animated
@@ -86,7 +90,7 @@
     _inactivityTimer = nil;
     
     _streamView = [[StreamView alloc] initWithFrame:self.view.frame];
-    [_streamView setupStreamView:_controllerSupport swipeDelegate:self interactionDelegate:self config:self.streamConfig];
+    [_streamView setupStreamView:_controllerSupport interactionDelegate:self config:self.streamConfig];
     
 #if TARGET_OS_TV
     if (!_menuGestureRecognizer || !_menuDoubleTapGestureRecognizer) {
@@ -101,8 +105,12 @@
     
     [self.view addGestureRecognizer:_menuGestureRecognizer];
     [self.view addGestureRecognizer:_menuDoubleTapGestureRecognizer];
-#endif
+#else
+    _exitSwipeRecognizer = [[UIScreenEdgePanGestureRecognizer alloc] initWithTarget:self action:@selector(edgeSwiped)];
+    _exitSwipeRecognizer.edges = UIRectEdgeLeft;
     
+    [self.view addGestureRecognizer:_exitSwipeRecognizer];
+#endif
     
     _tipLabel = [[UILabel alloc] init];
     [_tipLabel setUserInteractionEnabled:NO];