public override void PaintRichTextBox(PaintEventArgs args, ThemedRichTextBox richTextBox)
{
Pen outlinePen = new Pen(new SolidBrush(PanelOutlineColor), 1);
DrawPseudoRoundedRectangle(args, new Rectangle(0, 0, richTextBox.Width, richTextBox.Height), outlinePen);
args.Graphics.FillRectangle(new SolidBrush(Color.White), new Rectangle(1, 1, richTextBox.Width - 2, richTextBox.Height - 2));
}
public abstract void PaintRichTextBox(PaintEventArgs pevent, ThemedRichTextBox themedRichTextBox);
