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Android入门第35天-Android里的SubMenu

 1 year ago
source link: https://blog.csdn.net/lifetragedy/article/details/128028872
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我们延用在上一篇Menu篇里的例子，把这个ContextMenu里套一层子菜单。

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其实，它的原理很简单。

就是在ContextMenu的：public void onCreateContextMenu方法里，用inflator.inflate(R.menu.sub_menu, menu);加载一个外部的sub_menu。

dd06ad886f9f48b69ce8e3b5e2b03d64.png

很简单，一点不难。来看代码。

sub_menu.xml

MainActivity.java




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我们以Toast来显示不同的子菜单选择后的效果即可。
 

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