public interface HeaderMenuButton
ListGrid.getShowHeaderMenuButton(), 
com.smartgwt.client.widgets.grid.ListGrid#getLeaveHeaderMenuButtonSpace, 
com.smartgwt.client.widgets.grid.ListGridField#getLeaveHeaderMenuButtonSpace, 
com.smartgwt.client.widgets.grid.ListGrid#getHeaderMenuButtonConstructor, 
ListGrid.getHeaderMenuButton(), 
ListGrid.getHeaderMenuButtonIcon(), 
ListGrid.getHeaderMenuButtonIconWidth(), 
ListGrid.getHeaderMenuButtonIconHeight(), 
ListGrid.getHeaderMenuButtonWidth(), 
ListGrid.getHeaderMenuButtonHeight(), 
ListGrid.getRotatedHeaderMenuButtonWidth(), 
ListGrid.getRotatedHeaderMenuButtonHeight()