C#

void DoAllRichTextBoxes(Control control) {
    RichTextBox rtb=control as RichTextBox;
    if (rtb==null) {
        // deal with nested controls
        foreach(Control c in control.Controls) DoAllRichTextBoxes(c);
    } else {
        rtb.KeyPress+=new KeyPressEventHandler(this.Common_KeyPress);
    }
}

Pranit Kothari wrote:

Instead of this why should I not always us base class 'Exception' and let .Net
Framework decide which exception has occurred?

try
{
  //Snip: Code that might throw an error here
}
catch
{
  //Ignore errors
}

foreach (Control ctrl in this.Controls)
            {
                if (ctrl is RichTextBox)
                {
                    ctrl.KeyPress +=new KeyPressEventHandler(textChanged);
                }
            }

private void textChanged(object sender, KeyPressEventArgs e)
        {
            MessageBox.Show(string.Format("You Pressed {0}", e.KeyChar));
        }

public partial class Form1 : Form
{
	public Form1()
	{
		InitializeComponent();

		foreach (Control control in this.Controls)
		{
			TextBox textBox = control as TextBox;
			if (textBox != null) textBox.KeyPress += new KeyPressEventHandler(textBox_KeyPress);
		}
	}

	void textBox_KeyPress(object sender, KeyPressEventArgs e)
	{
		TextBox textBox = sender as TextBox;
		//Implement logic here
	}

}

EventHandler <PSSaleWS.GetAgencyListCompletedEventArgs>

public delegate void GetAgencyListCompletedEventHandler(object sender, PSSaleWS.GetAgencyListCompletedEventArgs Completed);

ProntoWS.GetAgencyListCompleted += new GetAgencyListCompletedEventHandler(Proxy_AgencyInfoCompleted);

ProntoWS.GetAgencyListCompleted += Proxy_AgencyInfoCompleted;

ProntoWS.GetAgencyListCompleted += new GetAgencyListCompletedEventHandler(Proxy_AgencyInfoCompleted);

// after the following statement I should able to fire up Proxy_AgencyInfoCompleted

GetAgencyList = GetAgencyList = ProntoWS.GetAgencyList(Agent, User, Password, GetCityName, "TR");