static void OverrideWritableChanged(GLib.GType gtype, WritableChangedNativeDelegate callback) { unsafe { IntPtr *raw_ptr = (IntPtr *)(((long)gtype.GetClassPtr()) + (long)class_abi.GetFieldOffset("writable_changed")); *raw_ptr = Marshal.GetFunctionPointerForDelegate((Delegate)callback); } }
private void InternalWritableChanged(string key) { WritableChangedNativeDelegate unmanaged = null; unsafe { IntPtr *raw_ptr = (IntPtr *)(((long)this.LookupGType().GetThresholdType().GetClassPtr()) + (long)class_abi.GetFieldOffset("writable_changed")); unmanaged = (WritableChangedNativeDelegate)Marshal.GetDelegateForFunctionPointer(*raw_ptr, typeof(WritableChangedNativeDelegate)); } if (unmanaged == null) { return; } IntPtr native_key = GLib.Marshaller.StringToPtrGStrdup(key); unmanaged(this.Handle, native_key); GLib.Marshaller.Free(native_key); }
static void OverrideWritableChanged (GLib.GType gtype, WritableChangedNativeDelegate callback) { GSettingsClass class_iface = GetClassStruct (gtype, false); class_iface.WritableChanged = callback; OverrideClassStruct (gtype, class_iface); }