FairyGUI.GButton.__touchEnd C# (CSharp) Method

        private void __touchEnd()
        {
            if (_down)
            {
                if (this.displayObject == null || this.displayObject.isDisposed)
                    return;

                _down = false;
                if (_mode == ButtonMode.Common)
                {
                    if (this.grayed && _buttonController != null && _buttonController.HasPage(DISABLED))
                        SetState(DISABLED);
                    else if (_over)
                        SetState(OVER);
                    else
                        SetState(UP);
                }
                else
                {
                    if (!_over
                        && _buttonController != null
                        && (_buttonController.selectedPage == OVER || _buttonController.selectedPage == SELECTED_OVER))
                    {
                        SetCurrentState();
                    }
                }
            }
        }