WPF中弹出颜色选择器

private void Button_Click(object sender, RoutedEventArgs e)
        {
            System.Windows.Forms.ColorDialog colorDialog = new System.Windows.Forms.ColorDialog();
            if (colorDialog.ShowDialog() == System.Windows.Forms.DialogResult.OK)
            {
                System.Drawing.SolidBrush sb = new System.Drawing.SolidBrush(colorDialog.Color);
                SolidColorBrush solidColorBrush = new SolidColorBrush(System.Windows.Media.Color.FromArgb(sb.Color.A, sb.Color.R, sb.Color.G, sb.Color.B));
                this.Background = solidColorBrush;
            }
        }