public static void Subscribe(NSObject obj, string selector, IntPtrHandler2 callback) { Methods methods = GetMethods(obj, selector); methods.ActionIntPtrIntPtr = (IntPtrHandler2)Delegate.Combine(methods.ActionIntPtrIntPtr, callback); if (!_delegates.ContainsKey(selector)) { IntPtrHandler4 intPtrHandler = OnCallbackIntPtrIntPtr; if (!ObjC.AddMethod(obj.ClassHandle, Selector.GetHandle(selector), intPtrHandler, "v@:@@")) { throw new InvalidOperationException("AddMethod failed for selector " + selector); } _delegates[selector] = intPtrHandler; } }
public static void Subscribe(NSObject obj, string selector, IntPtrHandler2 callback) { var methods = GetMethods(obj, selector); methods.ActionIntPtrIntPtr += callback; if (!_delegates.ContainsKey(selector)) { IntPtrHandler4 del = OnCallbackIntPtrIntPtr; if (!ObjC.AddMethod(obj.ClassHandle, selector, del, "v@:@@")) { throw new InvalidOperationException("AddMethod failed for selector " + selector); } else { _delegates[selector] = del; } } }
public static void Unsubscribe(NSObject obj, string selector, IntPtrHandler2 callback) { Methods methods = GetMethods(obj, selector); methods.ActionIntPtrIntPtr = (IntPtrHandler2)Delegate.Remove(methods.ActionIntPtrIntPtr, callback); }
public static void Unsubscribe(NSObject obj, string selector, IntPtrHandler2 callback) { var methods = GetMethods(obj, selector); methods.ActionIntPtrIntPtr -= callback; }
public static void Subscribe(NSObject obj, string selector, IntPtrHandler2 callback) { var methods = GetMethods(obj, selector); methods.ActionIntPtrIntPtr += callback; if (!_delegates.ContainsKey(selector)) { IntPtrHandler4 del = OnCallbackIntPtrIntPtr; if (!ObjC.AddMethod(obj.ClassHandle, Selector.GetHandle(selector), del, "v@:@@")) { throw new InvalidOperationException("AddMethod failed for selector " + selector); } else { _delegates[selector] = del; } } }