GUI常用对话框3

 %进度条
 %waitbar
 h=waitbar(,'实例');
 get(h);

 %获得进度条的子对象
 get(get(h,'Children'))

 ha=get(h,'Children');

 %获得坐标轴子对象内容
 %get(ha,'Children')

 %线
 %get(ans())
 %面
 %get(ans())

 hrand = waitbar(0.3, '颜色')

 hal = get(hrand, 'Children');
 hac = get(hal, 'Children');
 %在所有类型中查找patch对象
 hapa = findall(hal, 'Type', 'patch')
 %改变颜色
 set(hapa, 'Facecolor','k')

 %调进度增加0.
 waitbar(0.5, hrand)