//about menu item
private void _aboutToolStripMenuItem_Click(object sender, EventArgs e)
{
AboutBox aboutbox = new AboutBox();
aboutbox.ShowDialog();
}
// Shared click Event handler for buttons and menu items
private void _OrderFormButtonClickEventHandler(Object sender, EventArgs e)
{
// declaring a Button object
Button buttonClicked = null;
ToolStripMenuItem menuItemClicked = null;
try
{
// casting the sender object into Button
buttonClicked = sender as Button;
// if it wasn't clicked by Button, buttonClicked will be null
if (buttonClicked == null)
{
throw new Exception(); // throw exception so as to cast the sender to menu item now
}
}
catch (Exception ex)
{
// casting the sender object into a ToolStripMenuItem
menuItemClicked = sender as ToolStripMenuItem;
}
// perform action based on tag identification
switch ((buttonClicked != null) ? buttonClicked.Tag.ToString() : menuItemClicked.Tag.ToString())
{
case "cancel":
case "exit":
// exit the application
// confirm the closure
DialogResult result = MessageBox.Show("Are you sure you want to exit the application?", "Confirm Exit", MessageBoxButtons.YesNo, MessageBoxIcon.Warning);
if (result == DialogResult.Yes)
{
Application.Exit();
}
break;
case "finish":
// Display the message of order sucess
MessageBox.Show("Thanks for placing your order with us!" + Environment.NewLine + "Your order will be processed in 7-10 business days.", "Order placed");
// exit the application
Application.Exit();
break;
case "back":
// Show the previous ProductInfoForm
productInfoForm.Show();
// Close this form (no longer required)
this.Close();
break;
case "about":
// Create an instance of the About Box
AboutBox aboutBox = new AboutBox();
// Display the modal About Box
aboutBox.ShowDialog();
break;
case "print":
// message to inform users the order info being printed
MessageBox.Show("Your order information for " + this.ManufacturerTextBox.Text + " " + this.ModelTextBox.Text + " is being printed.", "Print Confirmation");
break;
}
}
