static void OverrideUngrab(GLib.GType gtype, UngrabNativeDelegate callback) { unsafe { IntPtr *raw_ptr = (IntPtr *)(((long)gtype.GetClassPtr()) + (long)class_abi.GetFieldOffset("ungrab")); *raw_ptr = Marshal.GetFunctionPointerForDelegate((Delegate)callback); } }
private void InternalUngrab() { UngrabNativeDelegate unmanaged = class_abi.BaseOverride <UngrabNativeDelegate>(this.LookupGType(), "ungrab"); if (unmanaged == null) { return; } unmanaged(this.Handle); }
private void InternalUngrab() { UngrabNativeDelegate unmanaged = null; unsafe { IntPtr *raw_ptr = (IntPtr *)(((long)this.LookupGType().GetThresholdType().GetClassPtr()) + (long)class_abi.GetFieldOffset("ungrab")); unmanaged = (UngrabNativeDelegate)Marshal.GetDelegateForFunctionPointer(*raw_ptr, typeof(UngrabNativeDelegate)); } if (unmanaged == null) { return; } unmanaged(this.Handle); }
static void OverrideUngrab (GLib.GType gtype, UngrabNativeDelegate callback) { GdkDeviceClass class_iface = GetClassStruct (gtype, false); class_iface.Ungrab = callback; OverrideClassStruct (gtype, class_iface); }