FairyGUI.RichTextField.OnSizeChanged C# (CSharp) Method

        protected override void OnSizeChanged(bool widthChanged, bool heightChanged)
        {
            textField.size = _contentRect.size; //千万不可以调用this.size,后者会触发EnsureSizeCorrect

            base.OnSizeChanged(widthChanged, heightChanged);
        }