public Window(string windowTitle, Vector2i size, IResourceManager resourceManager)
: base(windowTitle, size, resourceManager)
{
closeButton = new ImageButton
{
ImageNormal = "closewindow"
};
closeButton.Clicked += CloseButtonClicked;
title = new Label(windowTitle, "CALIBRI", _resourceManager);
gradient = new GradientBox();
DrawBackground = true;
Update(0);
}