Android---17---AutoCompleteTextView

標籤：android   edittext   android開發   autocompletetextview   

AutoCompleteTextView 能夠實現當使用者輸入資訊的時候自動提示的功能，但是AutoCompleteTextView只能提示一次，而MultiAutoCompleteTextView也能實現資訊提示的功能，而且是以逗號隔開，實現多次提示。

activity_main.xml:

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"    xmlns:tools="http://schemas.android.com/tools"    android:layout_width="fill_parent"    android:layout_height="fill_parent"    android:orientation="vertical"    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="com.example.autocompletetextviewdemo.MainActivity" >    <TextView        android:layout_width="fill_parent"        android:layout_height="wrap_content"        android:text="AutoCompleteTextView" />    <AutoCompleteTextView        android:id="@+id/autotext"        android:layout_width="fill_parent"        android:layout_height="wrap_content" />    <TextView        android:layout_width="fill_parent"        android:layout_height="wrap_content"        android:text="MultiAutoCompleteTextView" />    <MultiAutoCompleteTextView        android:id="@+id/mul"        android:layout_width="fill_parent"        android:layout_height="wrap_content" /></LinearLayout>

MainActivity.java:

import android.R.anim;import android.app.Activity;import android.os.Bundle;import android.view.Menu;import android.view.MenuItem;import android.widget.Adapter;import android.widget.ArrayAdapter;import android.widget.AutoCompleteTextView;import android.widget.MultiAutoCompleteTextView;public class MainActivity extends Activity {private AutoCompleteTextView autoCompleteTextView;private MultiAutoCompleteTextView multiAutoCompleteTextView;@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_main);autoCompleteTextView = (AutoCompleteTextView) findViewById(R.id.autotext);String auto[] = new String[] { "電腦學院", "電腦科學與技術學院", "Google","GoogleMap" };// 第二個參數表示適配器的下拉風格ArrayAdapter<String> adapter = new ArrayAdapter<String>(MainActivity.this, android.R.layout.simple_dropdown_item_1line,auto);autoCompleteTextView.setAdapter(adapter);multiAutoCompleteTextView = (MultiAutoCompleteTextView) findViewById(R.id.mul);multiAutoCompleteTextView.setAdapter(adapter);multiAutoCompleteTextView.setTokenizer(new MultiAutoCompleteTextView.CommaTokenizer());// 完成對選項的拆分功能，以逗號進行拆分}}

Android---17---AutoCompleteTextView