C#

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"When the only tool you have is a hammer, a sore thumb you will have."

int charIndex = richTextBox1.SelectionStart;
Point p = richTextBox1.GetPositionFromCharIndex(charIndex);

public delegate void ButtonEventHandler(Button sender, EventArgs e);
public class MyPanel : Panel
{
  public MyPanel()
  {
    // Initialize controls.
    button1.Click += new EventHandler(this.button_Click);
    button2.Click += new EventHandler(this.button_Click);
    // ...
  }
 
  public event ButtonEventHandler ButtonClick;
 
  private void button_Click(object sender, EventArgs e)
  {
    if (this.ButtonClick != null)
      this.ButtonClick(sender as Button, e);
  }
}