Refresh ပံုစံ တစ္​ခု ဖန္​တီးျခင္​း သင္​ခန္​းစာ

main.xml

@@@@@

<android.support.v4.widget.SwipeRefreshLayout

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

    android:id="@+id/swipe_container"

    android:layout_width="match_parent"

    android:layout_height="match_parent">

    <ScrollView

        android:layout_width="match_parent"

        android:layout_height="match_parent">

        <TextView

            android:text="@string/hello_world"

            android:layout_width="match_parent"

            android:layout_height="wrap_content"

            android:layout_marginTop="16dp"

            android:gravity="center"/>

    </ScrollView>

</android.support.v4.widget.SwipeRefreshLayout>

MainActivity.java

@@@@@@@@@

import android.os.Bundle;

import android.os.Handler;

import android.support.v4.widget.SwipeRefreshLayout;

import android.support.v4.widget.SwipeRefreshLayout.OnRefreshListener;

import android.app.*;

public class MainActivity extends Activity implements OnRefreshListener {

SwipeRefreshLayout swipeLayout;

@Override

protected void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.main);

swipeLayout = (SwipeRefreshLayout) findViewById(R.id.swipe_container);

swipeLayout.setOnRefreshListener(this);

swipeLayout.setColorScheme(android.R.color.holo_green_dark,

  android.R.color.holo_red_dark);

  

}

@Override

public void onRefresh() {

new Handler().postDelayed(new Runnable() {

@Override

public void run() {

swipeLayout.setRefreshing(false);

}

}, 5000);

}

}

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