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ListView的简单使用--Android
1、本例实现效果图
2、主要是
activity_main.xml
(布局文件)和
Activity
类文件,实现过程比较简单,直接附源码了哈!
activity_main.xml:
<?
xml version=
"1.0"
encoding=
"utf-8"?>
<
RelativeLayout
xmlns:
android
=
"http://schemas.android.com/apk/res/android"
android
:layout_width=
"match_parent"
android
:layout_height=
"match_parent"
android
:background=
"@color/color_main_bg">
<
ListView
android
:id=
"@+id/list_view"
android
:layout_width=
"match_parent"
android
:layout_height=
"match_parent"
/>
</
RelativeLayout>
MainActivity.java:
package livetelecast.thonlon.example.cn.thonlonlivetelecast;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.ListView;
import android.widget.Toast;
public class MainActivity
extends AppCompatActivity {
private ListView
listView;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.
activity_main);
listView=(ListView) findViewById(R.id.
list_view);
final ArrayAdapter<String> adapter=
new ArrayAdapter<String>(
this,android.R.layout.
simple_expandable_list_item_1,getData());
listView.setAdapter(adapter);
// 不关心数据是从哪里来的只需要设置 adapter,adapter会给listview数据
listView.setOnItemClickListener(
new AdapterView.OnItemClickListener() {
@Override
//items的点击事件
public void onItemClick(AdapterView<?> adapterView, View view,
int i,
long l) {
String txt=
adapter.getItem(i);
// Toast.makeText(MainActivity.this,txt,0).show();
// setContentView(R.layout.activity_play);
}
});
}
private String[] getData(){
return new String[]{
"CCTV1",
"CCTV2",
"CCTV3",
"CCTV4",
"CCTV5",
"CCTV6",
"CCTV7",
"CCTV8",
"CCTV9",
"湖南卫视"};
}
}
3、源码下载:
ListView.zip
查看全文
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原文地址:https://www.cnblogs.com/qikeyishu/p/8973310.html
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