Android---17---AutoCompleteTextView

标签：android   edittext   android开发   autocompletetextview   

AutoCompleteTextView 能够实现当用户输入信息的时候自动提示的功能，但是AutoCompleteTextView只能提示一次，而MultiAutoCompleteTextView也能实现信息提示的功能，而且是以逗号隔开，实现多次提示。

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;

	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_main);
		autoCompleteTextView = (AutoCompleteTextView) findViewById(R.id.autotext);

		String auto[] = new String[] { "计算机学院", "计算机科学与技术学院", "Google",
				"GoogleMap" };

		// 第二个参数表示适配器的下拉风格
		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());// 完成对选项的拆分功能，以逗号进行拆分
	}
}

Android---17---AutoCompleteTextView

标签：android   edittext   android开发   autocompletetextview   

原文地址：http://blog.csdn.net/u013476556/article/details/45079923