AutocompleteTextview
==>
使用比较容易,只需要为其设置一个Adapter,该Adapter封装其需要预设的文本内容。
如下所示实例:
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="match_parent" android:paddingBottom="@dimen/activity_vertical_margin" android:paddingLeft="@dimen/activity_horizontal_margin" android:paddingRight="@dimen/activity_horizontal_margin" android:paddingTop="@dimen/activity_vertical_margin" tools:context=".IndexActivity" > <AutoCompleteTextView android:id="@+id/autoText" android:layout_width="match_parent" android:layout_height="wrap_content" android:completionHint="请选择你喜欢的书籍" android:dropDownHorizontalOffset="20dp" android:completionThreshold="1" /> </RelativeLayout>
package com.example.myautocompletetextview; import android.os.Bundle; import android.app.Activity; import android.util.Log; import android.view.Menu; import android.widget.ArrayAdapter; import android.widget.AutoCompleteTextView; public class IndexActivity extends Activity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.index); Log.i("swg", "autocompletetextview"); String[] books = { "孙悟空大战红孩儿", "小兵张嘎", "三毛流浪记", "鲁宾逊漂流记", "android高级编辑" }; ArrayAdapter<String> temp = new ArrayAdapter<String>(this, android.R.layout.simple_dropdown_item_1line, books); AutoCompleteTextView txtView = (AutoCompleteTextView) this .findViewById(R.id.autoText); // 设置Adapter txtView.setAdapter(temp); } @Override public boolean onCreateOptionsMenu(Menu menu) { getMenuInflater().inflate(R.menu.index, menu); return true; } }