public MinimizedWindowFrame(String title, Widget extraWidget)
{
ThemeStyles themeStyles = ThemeResources.INSTANCE.themeStyles();
layout_ = new ClickDockLayoutPanel(Style.Unit.PX);
layout_.setStylePrimaryName(themeStyles.minimizedWindow());
int leftPadding = title != null ? 8 : 4;
layout_.addWest(createDiv(themeStyles.left()), leftPadding);
layout_.addEast(createDiv(themeStyles.right()), 8);