항목 뷰 - 오버스크롤(OverScroll)

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"

    xmlns:tools="http://schemas.android.com/tools"

    android:id="@+id/LinearLayout1"

    android:layout_width="match_parent"

    android:layout_height="match_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=".MainActivity" >

 

    <LinearLayout

        android:layout_width="match_parent"

        android:layout_height="wrap_content"

        android:orientation="horizontal" >

 

        <Button

            android:id="@+id/btn3"

            android:layout_width="match_parent"

            android:layout_height="wrap_content"

            android:layout_weight="1"

            android:text="3개" />

 

        <Button

            android:id="@+id/btn10"

            android:layout_width="match_parent"

            android:layout_height="wrap_content"

            android:layout_weight="1"

            android:text="10개" />

    </LinearLayout>

 

    <LinearLayout

        android:layout_width="match_parent"

        android:layout_height="wrap_content"

        android:orientation="horizontal" >

 

        <Button

            android:id="@+id/btnalways"

            android:layout_width="match_parent"

            android:layout_height="wrap_content"

            android:layout_weight="1"

            android:text="always" />

 

        <Button

            android:id="@+id/btnnever"

            android:layout_width="match_parent"

            android:layout_height="wrap_content"

            android:layout_weight="1"

            android:text="never" />

 

        <Button

            android:id="@+id/btnfscroll"

            android:layout_width="match_parent"

            android:layout_height="wrap_content"

            android:layout_weight="1"

            android:text="ifscroll" />

    </LinearLayout>

 

    <ListView

        android:id="@+id/list"

        android:layout_width="match_parent"

        android:layout_height="wrap_content" />

 

</LinearLayout>

 

 

 

package com.example.overscrollex01;

 

import java.util.ArrayList;

 

 

import android.os.Bundle;

import android.app.Activity;

import android.view.Menu;

import android.view.View;

import android.widget.ArrayAdapter;

import android.widget.ListView;

 

public class MainActivity extends Activity {

     ArrayList<String>mItem = new ArrayList<String>();

     ArrayAdapter<String> mAdapter;

     ListView mList;

    

     @Override

     protected void onCreate(Bundle savedInstanceState) {

           super.onCreate(savedInstanceState);

           setContentView(R.layout.activity_main);

           for(int i = 1001 ; i<=1003 ; i++){

                mItem.add(Integer.toString(i));

           }

           mAdapter = new ArrayAdapter<String>(this, android.R.layout.simple_list_item_1,mItem);

           mList = (ListView)findViewById(R.id.list);

           mList.setAdapter(mAdapter);

          

           findViewById(R.id.btn3).setOnClickListener(clickListener);

           findViewById(R.id.btn10).setOnClickListener(clickListener);

           findViewById(R.id.btnalways).setOnClickListener(clickListener);

           findViewById(R.id.btnnever).setOnClickListener(clickListener);

           findViewById(R.id.btnfscroll).setOnClickListener(clickListener);

     }

    

     private View.OnClickListener clickListener = new View.OnClickListener() {

          

           @Override

           public void onClick(View v) {

                // TODO Auto-generated method stub

                switch (v.getId()) {

                case R.id.btn3:

                     mItem.clear();

                     for(int i =1001 ; i<=1003; i++){

                           mItem.add(Integer.toString(i));

                     }

                     mAdapter.notifyDataSetChanged();                    

                     break;

                case R.id.btn10:

                     mItem.clear();

                     for(int i =1001 ; i<=1010; i++){

                           mItem.add(Integer.toString(i));

                     }

                     mAdapter.notifyDataSetChanged();                    

                     break;

                case R.id.btnalways:

                     mList.setOverScrollMode(View.OVER_SCROLL_ALWAYS);

                     break;

                case R.id.btnnever:

                     mList.setOverScrollMode(View.OVER_SCROLL_NEVER);

                     break;

                case R.id.btnfscroll:

                     mList.setOverScrollMode(View.OVER_SCROLL_IF_CONTENT_SCROLLS);

                     break;

                    

 

                default:

                     break;

                }

           }

     };

    

    

 

     @Override

     public boolean onCreateOptionsMenu(Menu menu) {

           // Inflate the menu; this adds items to the action bar if it is present.

           getMenuInflater().inflate(R.menu.main, menu);

           return true;

     }

 

}