Android - 簡單listview

標籤：contex   demo   ant   簡單   blog   logs   port   imp   class   

 1 //MainActivity.java 2 package com.example.zc.listviewdemo; 3  4 import android.support.v7.app.AppCompatActivity; 5 import android.os.Bundle; 6 import android.widget.ArrayAdapter; 7 import android.widget.ListView; 8  9 public class MainActivity extends AppCompatActivity {10 11     private ListView listView;12     private String[] adapterData;13 14 15 16     @Override17     protected void onCreate(Bundle savedInstanceState)18     {19         super.onCreate(savedInstanceState);20         setContentView(R.layout.activity_main);21 22         listView = (ListView) findViewById(R.id.main);23 24         /* 我們要在listView上面沒條顯示的資料，放到一個數組中 */25         adapterData = new String[] {26                 "Afghanistan",27                 "Albania",28                 "Algeria",29                 "American Samoa",30                 "Andorra",31                 "Angola",32                 "Anguilla",33                 "Antarctica",34                 "Antigua and Barbuda",35                 "Argentina", "Armenia",36                 "Aruba",37                 "Australia", "Austria",38                 "Azerbaijan", "Bahrain",39                 "Bangladesh", "Barbados",40                 "Belarus", "Belgium", "Belize",41                 "Benin", "Bermuda", "Bhutan", "Bolivia",42                 "Bosnia and Herzegovina", "Botswana",43                 "Bouvet Island" };44 45 46          /* 這個是數組string類型的數組 */47         // ArrayAdapter<String> arrayAdapter = new ArrayAdapter<String>(48         // ArrayListDemo.this, android.R.layout.simple_list_item_1,49         // adapterData);50 51 52     /* 設定ListView的Adapter */53         listView.setAdapter(new ArrayAdapter<String>(MainActivity.this,54                 android.R.layout.simple_list_item_1, adapterData));55 56     //@param1 listview上一個Activity57     //@param2 系統內建的xml，簡單的一行58  //@param3 寫入的資料59 60 61 62 63 64 65     }66 }

//activity_main.xml<?xml version="1.0" encoding="utf-8"?><android.support.constraint.ConstraintLayout    xmlns:android="http://schemas.android.com/apk/res/android"    xmlns:app="http://schemas.android.com/apk/res-auto"    xmlns:tools="http://schemas.android.com/tools"    android:layout_width="match_parent"    android:layout_height="match_parent"    tools:context="com.example.zc.listviewdemo.MainActivity">    <ListView        android:id="@+id/main"        android:layout_width="wrap_content"        android:layout_height="wrap_content">    </ListView></android.support.constraint.ConstraintLayout>

 

預覽:

 

Android - 簡單listview