SGScript - some basic UI code

global ConfirmationScreen = {};

function ConfirmationScreen.create( params )
{
    callback = params.callback;
    data =
    {
        question = params.question,
        callback = callback,
    };

    data.menu = GameMenu.create
    ([
        { text = "Yes", action = function() use(data){ data.callback( true ); data.menu = null; } },
        { text = "No", action = function() use(data){ data.callback( false ); data.menu = null; } },
    ],
    { x = 384, width = 256, y = 384 });
    data.menu.mouseon = 1;

    return class( data, ConfirmationScreen );
}

function ConfirmationScreen.on_event( e )
{
    if( this.menu )
        this.menu.on_event( e );

    // inhibit all events
    return false;
}

function ConfirmationScreen.draw( delta )
{
    if( !this.menu )
        return true;
    draw_color_rect_wh( 0, 0, 9999, 9999, 0.5, 0.5, 0.5, 0.5 );
    draw_text_rect( this.question, g_GameFont, [1,1,1], DT_CENTER | DT_VCENTER, 128, W - 128, 128, H/2 );
    this.menu.draw( delta );
}