static void OverrideDragUpdate(GLib.GType gtype, DragUpdateNativeDelegate callback) { unsafe { IntPtr *raw_ptr = (IntPtr *)(((long)gtype.GetClassPtr()) + (long)class_abi.GetFieldOffset("drag_update")); *raw_ptr = Marshal.GetFunctionPointerForDelegate((Delegate)callback); } }
private void InternalDragUpdate(double offset_x, double offset_y) { DragUpdateNativeDelegate unmanaged = class_abi.BaseOverride <DragUpdateNativeDelegate>(this.LookupGType(), "drag_update"); if (unmanaged == null) { return; } unmanaged(this.Handle, offset_x, offset_y); }
private void InternalDragUpdate(double offset_x, double offset_y) { DragUpdateNativeDelegate unmanaged = null; unsafe { IntPtr *raw_ptr = (IntPtr *)(((long)this.LookupGType().GetThresholdType().GetClassPtr()) + (long)class_abi.GetFieldOffset("drag_update")); unmanaged = (DragUpdateNativeDelegate)Marshal.GetDelegateForFunctionPointer(*raw_ptr, typeof(DragUpdateNativeDelegate)); } if (unmanaged == null) { return; } unmanaged(this.Handle, offset_x, offset_y); }