ImageSlider using View Pager Example in Android |Android App Development With AndroidCource

Monday 28 August 2017

ImageSlider using View Pager Example in Android

Add Librarry In build.gradle using app And Import Library
compile 'com.android.support:design:26.+'
MainActivity.xml
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout 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"
    android:orientation="vertical"
    tools:context="com.example.bhaumik.viewpagerimageslider.MainActivity">

    <android.support.v4.view.ViewPager
        android:id="@+id/view_pager_slider"
        android:layout_width="match_parent"
        android:layout_height="match_parent" />

</LinearLayout>
Slider_item.xml
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:orientation="vertical" android:layout_width="match_parent"
    android:layout_height="match_parent">


    <ImageView
        android:id="@+id/slider_image_view"
        android:layout_width="match_parent"
        android:layout_height="match_parent" />
</LinearLayout>
MainActivity.java
package com.example.bhaumik.viewpagerimageslider;

import android.support.v4.view.ViewPager;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;

public class MainActivity extends AppCompatActivity {


    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

            ViewPager viewPager = (ViewPager) findViewById(R.id.view_pager_slider);

            viewPager.setAdapter(new SliderAdapter(MainActivity.this));
    }
}
SliderAdapter.java
package com.example.bhaumik.viewpagerimageslider;

import android.content.Context;
import android.support.v4.view.PagerAdapter;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ImageView;
import android.widget.LinearLayout;

/**
 * Created by Bhaumik on 8/28/2017.
 */

public class SliderAdapter extends PagerAdapter{

    Context context;


    int[] img = {R.drawable.m1,R.drawable.m2,R.drawable.m3,
            R.drawable.m4,R.drawable.m5,R.drawable.m6};

    public SliderAdapter(Context context) {
        this.context = context;
    }

    @Override
    public int getCount() {
        return img.length;
    }

    @Override
    public boolean isViewFromObject(View view, Object object) {

        return view == object;
    }

    @Override
    public Object instantiateItem(ViewGroup container, int position) {

        ImageView imageView;

        LayoutInflater inflater = (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);

        View itemView = inflater.inflate(R.layout.slider_item,container,false);

        imageView = itemView.findViewById(R.id.slider_image_view);

        imageView.setImageResource(img[position]);

        Log.d("tag","Image Position -> " + img[position]);
        container.addView(itemView);

        return itemView;

    }

    @Override
    public void destroyItem(ViewGroup container, int position, Object object) {
        container.removeView((LinearLayout) object);
    }
}

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