/// <summary>
/// Responds to user input, accepting or cancelling the message box.
/// </summary>
public override void HandleInput( InputState input )
{
PlayerIndex playerIndex;
// We pass in our ControllingPlayer, which may either be null (to
// accept input from any player) or a specific index. If we pass a null
// controlling player, the InputState helper returns to us which player
// actually provided the input. We pass that through to our Accepted and
// Cancelled events, so they can tell which player triggered them.
if ( input.IsMenuSelect( ControllingPlayer, out playerIndex ) )
{
// Raise the accepted event, then exit the message box.
if ( Accepted != null )
Accepted( this, new PlayerIndexEventArgs( playerIndex ) );
ExitScreen();
}
else if ( input.IsMenuCancel( ControllingPlayer, out playerIndex ) )
{
// Raise the cancelled event, then exit the message box.
if ( Cancelled != null )
Cancelled( this, new PlayerIndexEventArgs( playerIndex ) );
ExitScreen();
}
}
/// <summary>
/// Responds to user input, changing the selected entry and accepting
/// or cancelling the menu.
/// </summary>
public override void HandleInput( InputState input )
{
// Move to the previous menu entry?
if ( input.IsMenuUp( ControllingPlayer ) )
{
selectedEntry--;
if ( selectedEntry < 0 )
selectedEntry = menuEntries.Count - 1;
}
// Move to the next menu entry?
if ( input.IsMenuDown( ControllingPlayer ) )
{
selectedEntry++;
if ( selectedEntry >= menuEntries.Count )
selectedEntry = 0;
}
// Accept or cancel the menu? We pass in our ControllingPlayer, which may
// either be null (to accept input from any player) or a specific index.
// If we pass a null controlling player, the InputState helper returns to
// us which player actually provided the input. We pass that through to
// OnSelectEntry and OnCancel, so they can tell which player triggered them.
PlayerIndex playerIndex;
if ( input.IsMenuSelect( ControllingPlayer, out playerIndex ) )
{
OnSelectEntry( selectedEntry, playerIndex );
}
else if ( input.IsMenuCancel( ControllingPlayer, out playerIndex ) )
{
OnCancel( playerIndex );
}
}