用的Android Studio。Activity自动在manifests里注册了。
将该activity设置为打开加载页面时,打开就直接闪退。
错误信息一闪就没了...
Java代码:
package com.demo.listview;
import android.app.Activity;
import android.os.Bundle;
import android.widget.ArrayAdapter;
import android.widget.ListView;
public class MyLIST extends Activity {
private String[] list=getResources().getStringArray(R.array.lesson_name_list_cn);
private ListView lv;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_list);
lv=(ListView)findViewById(R.id.lv);
lv.setAdapter(new ArrayAdapter<>(this,
android.R.layout.simple_list_item_1,list));
}
}
XML:
<?xml version="1.0" encoding="utf-8"?>
xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent"
android:layout_height="match_parent" android:paddingLeft="@dimen/activity_horizontal_margin"
android:paddingRight="@dimen/activity_horizontal_margin"
android:paddingTop="@dimen/activity_vertical_margin"
android:paddingBottom="@dimen/activity_vertical_margin"
tools:context="com.demo.listview">
<!--添加一个ListView控件-->
<ListView
android:id="@+id/lv"
android:layout_width="match_parent"
android:layout_height="match_parent">
</ListView>