实现自动提示输入框AutoCompleteTextView

• AutoCompleteTextView继承EditText，默认为输入2个字符才出现提示
• MutiAutoCompleteTextView继承AutoCompleteTextView,使用setTokenizer设置分词方式（CommaTokenizer）
• 设置"，"逗号为分隔符：

setTokenizer(new MultiAutoCompleteTextView.CommaTokenizer())

资源文件

        who
        where
        what
        how
        foot
        city
        cupcake
        mashmallow
        nougat

布局文件

两个自动补全输入框效果图

布局.png

AutoTextView输入框效果图

AutoTextView.png

MutiAutoTextView输入框效果图

MutiAutoTextView.png

实现java代码

String hints[]=getResources().getStringArray(R.array.hints);
AutoCompleteTextView   autoCompleteTextView= (AutoCompleteTextView) findViewById(R.id.autoTextView);
MultiAutoCompleteTextView multiAutoCompleteTextView= (MultiAutoCompleteTextView) findViewById(R.id.multiTextView);
ArrayAdapter adapter=new ArrayAdapter(this,android.R.layout.simple_list_item_1,hints);
autoCompleteTextView.setAdapter(adapter);
multiAutoCompleteTextView.setAdapter(adapter);
//设置","逗号去分割
multiAutoCompleteTextView.setTokenizer(new MultiAutoCompleteTextView.CommaTokenizer());