简单自动匹配下拉文字

来源：互联网发布：导航端口修改工具编辑：程序博客网时间：2024/05/21 02:48

类

package com.example.autotextview;import android.os.Bundle;import android.app.Activity;import android.view.Menu;import android.widget.ArrayAdapter;import android.widget.AutoCompleteTextView;public class MainActivity extends Activity {    private AutoCompleteTextView act;    private String[] res={"wfgg","wwt"," haha"," youha"," kk"," jj"};    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_main);        /*         *  1.初始化控件         *  2.需要一个适配器         *  3.初始化数据源-这个数据源匹配文本输入框的内容         *  4.将adapter与当前AutoCompleteTextView绑定         */        act=(AutoCompleteTextView) findViewById(R.id.autoCompleteTextView1);        ArrayAdapter<String> adapter=new ArrayAdapter<String>(this, android.R.layout.simple_expandable_list_item_1, res);        act.setAdapter(adapter);    }}

布局文件

<LinearLayout 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=".MainActivity"     android:orientation="vertical">    <AutoCompleteTextView        <!-- 弹出英文键盘 -->        android:inputType="textVisiblePassword"        <!-- 输入几个字符进行匹配 -->        android:completionThreshold="1">        android:id="@+id/autoCompleteTextView1"        android:layout_width="match_parent"        android:layout_height="wrap_content"        >    </AutoCompleteTextView></LinearLayout>

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