fix: disable built-in mouse support to avoid click conflicts (#201)

Author: viatearz

PlayTools/Controls/PTFakeTouch/NSObject+Swizzle.m

@@ -14,6 +14,7 @@
 #import <VideoSubscriberAccount/VideoSubscriberAccount.h>
 #import <AVFoundation/AVFoundation.h>
 #import <CoreMotion/CoreMotion.h>
+#import <GameController/GameController.h>
 
 __attribute__((visibility("hidden")))
 @interface PTSwizzleLoader : NSObject
@@ -62,6 +63,30 @@ - (void) swizzleExchangeMethod:(SEL)origSelector withMethod:(SEL)newSelector
     method_exchangeImplementations(originalMethod, swizzledMethod);
 }
 
++ (void) swizzleClassMethod:(SEL)origSelector withMethod:(SEL)newSelector {
+    Class cls = object_getClass((id)self);
+    Method originalMethod = class_getClassMethod(cls, origSelector);
+    Method swizzledMethod = class_getClassMethod(cls, newSelector);
+
+    if (class_addMethod(cls,
+                        origSelector,
+                        method_getImplementation(swizzledMethod),
+                        method_getTypeEncoding(swizzledMethod))) {
+        class_replaceMethod(cls,
+                            newSelector,
+                            method_getImplementation(originalMethod),
+                            method_getTypeEncoding(originalMethod));
+    } else {
+        class_replaceMethod(cls,
+                            newSelector,
+                            class_replaceMethod(cls,
+                                                origSelector,
+                                                method_getImplementation(swizzledMethod),
+                                                method_getTypeEncoding(swizzledMethod)),
+                            method_getTypeEncoding(originalMethod));
+    }
+}
+
 - (BOOL) hook_prefersPointerLocked {
     return false;
 }
@@ -160,6 +185,14 @@ - (instancetype)hook_CMMotionManager_init {
     return motionManager;
 }
 
++ (GCMouse *)hook_GCMouse_current {
+    return nil;
+}
+
++ (NSArray *)hook_GCMouse_mice {
+    return @[];
+}
+
 // Hook for UIUserInterfaceIdiom
 
 // - (long long) hook_userInterfaceIdiom {
@@ -301,6 +334,11 @@ + (void)load {
     if ([[PlaySettings shared] limitMotionUpdateFrequency]) {
         [objc_getClass("CMMotionManager") swizzleInstanceMethod:@selector(init) withMethod:@selector(hook_CMMotionManager_init)];
     }
+
+    if (([[PlaySettings shared] disableBuiltinMouse])) {
+        [objc_getClass("GCMouse") swizzleClassMethod:@selector(current) withMethod:@selector(hook_GCMouse_current)];
+        [objc_getClass("GCMouse") swizzleClassMethod:@selector(mice) withMethod:@selector(hook_GCMouse_mice)];
+    }
 }
 
 @end

PlayTools/Controls/PlayInput.swift

@@ -1,5 +1,6 @@
 import Foundation
 import UIKit
+import GameController
 
 // This class is a coordinator (and module entrance), coordinating other concrete classes
 
@@ -19,6 +20,10 @@ class PlayInput {
         let displaylink = CADisplayLink(target: self, selector: #selector(drainMainDispatchQueue))
         displaylink.add(to: .main, forMode: .common)
 
+        if PlaySettings.shared.disableBuiltinMouse {
+            simulateGCMouseDisconnect()
+        }
+
         if !PlaySettings.shared.keymapping {
             return
         }
@@ -41,4 +46,31 @@ class PlayInput {
         }
         mode.initialize()
     }
+
+    private func simulateGCMouseDisconnect() {
+        NotificationCenter.default.addObserver(
+            forName: .GCMouseDidConnect,
+            object: nil,
+            queue: .main
+        ) { nofitication in
+            guard let mouse = nofitication.object as? GCMouse else {
+                return
+            }
+            DispatchQueue.main.asyncAfter(deadline: .now() + .milliseconds(1)) {
+                NotificationCenter.default.post(name: .GCMouseDidDisconnect, object: mouse)
+                mouse.mouseInput?.leftButton.pressedChangedHandler = nil
+                mouse.mouseInput?.leftButton.valueChangedHandler = nil
+                mouse.mouseInput?.rightButton?.pressedChangedHandler = nil
+                mouse.mouseInput?.rightButton?.valueChangedHandler = nil
+                mouse.mouseInput?.middleButton?.pressedChangedHandler = nil
+                mouse.mouseInput?.middleButton?.valueChangedHandler = nil
+                mouse.mouseInput?.auxiliaryButtons?.forEach { button in
+                    button.pressedChangedHandler = nil
+                    button.valueChangedHandler = nil
+                }
+                mouse.mouseInput?.scroll.valueChangedHandler = nil
+                mouse.mouseInput?.mouseMovedHandler = nil
+            }
+        }
+    }
 }

PlayTools/PlaySettings.swift

@@ -87,6 +87,8 @@ let settings = PlaySettings.shared
     @objc lazy var checkMicPermissionSync = settingsData.checkMicPermissionSync
 
     @objc lazy var limitMotionUpdateFrequency = settingsData.limitMotionUpdateFrequency
+
+    @objc lazy var disableBuiltinMouse = settingsData.disableBuiltinMouse
 }
 
 struct AppSettingsData: Codable {
@@ -114,4 +116,5 @@ struct AppSettingsData: Codable {
     var hideTitleBar = false
     var checkMicPermissionSync = false
     var limitMotionUpdateFrequency = false
+    var disableBuiltinMouse = false
 }