%創(chuàng)建菜單并添加回調(diào)函數(shù)
figure
 h_fig=gcf
 h_menu=uimenu(h_fig,'label','Paint')  %創(chuàng)建菜單Paint
 h_menu1=uimenu(h_menu,'label','Circle')  %創(chuàng)建Paint的子菜單Circle
 h_menu2=uimenu(h_menu,'label','Color')  %創(chuàng)建Paint的子菜單Color
 h_menu21=uimenu(h_menu2,'label','Red','callback','set(h_fig,''color'',''red'')') 
 %創(chuàng)建Color的子菜單Red將圖形背景為紅色
 h_menu22=uimenu(h_menu2,'label','Blue','callback','set(h_fig,''color'',''blue'')') 
 %創(chuàng)建Color的子菜單Blue將圖形背景為藍(lán)色