/// <summary>
/// Called, if a character on the keyboard has been pressed.
/// Passes this event to all elements within the layout.
/// </summary>
/// <param name="e">An object containing information about the event.</param>
public override void CharPressed(KeyPressEventArgs e)
{
if (!visible)
{
return;
}
base.CharPressed(e);
if (handled && text.Length < maxLength)
{
SFXPlayer.Play(Sound.Click1 + random.Next(0, 4));
text += e.KeyChar;
}
}
/// <summary>
/// Called if a key has been pressed.
/// Passes this event to all elements within the layout.
/// </summary>
/// <param name="e">An object containing information about the event.</param>
public override void KeyPressed(KeyEventArgs e)
{
if (!visible)
{
return;
}
base.KeyPressed(e);
handled = true;
switch (e.KeyCode)
{
// When the user is pressing backspace, the last character is deleted.
// If the users is simultaneoulsy pressing control, the entire string is deleted.
case Keys.Back:
handled = false;
if (text.Length > 0)
{
text = text.Remove(text.Length - 1);
SFXPlayer.Play(Sound.Click1 + random.Next(0, 4));
}
if (e.Control)
{
text = "";
}
break;
// Ignore '\r' and '\n' and Escape
case Keys.Enter:
case Keys.Escape:
handled = false;
break;
}
// If the delimiter key is pressed, the OnDelimiterEntered Event is beeing invoked
if (e.KeyCode == delimiter)
{
SFXPlayer.Play(Sound.Menu_Confirm);
if (OnDelimiterEntered != null)
{
OnDelimiterEntered.Invoke(this, new StringEventArgs(text));
}
}
}