[안드로이드] 이미지 스와이프 (뷰페이저, ViewPager)

[안드로이드] 이미지 스와이프 (뷰페이저, ViewPager) Image Swipe

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package com.example.kb4devimageslider;   import android.app.Activity; import android.content.Context; import android.support.v4.view.PagerAdapter; import android.support.v4.view.ViewPager; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.widget.ImageView; import android.widget.LinearLayout; import android.widget.TextView;   public class CustomAdapter extends PagerAdapter{           Context context;     int[] imageId = {R.drawable.image1, R.drawable.image2, R.drawable.image3, R.drawable.image4, R.drawable.image5};           public CustomAdapter(Context context){         this.context = context;               }                 @Override     public Object instantiateItem(ViewGroup container, int position) {         // TODO Auto-generated method stub                   LayoutInflater inflater = ((Activity)context).getLayoutInflater();                   View viewItem = inflater.inflate(R.layout.image_item, container, false);         ImageView imageView = (ImageView) viewItem.findViewById(R.id.imageView);         imageView.setImageResource(imageId[position]);         TextView textView1 = (TextView) viewItem.findViewById(R.id.textView1);         textView1.setText("hi");         ((ViewPager)container).addView(viewItem);                   return viewItem;     }       @Override     public int getCount() {         // TODO Auto-generated method stub         return imageId.length;     }       @Override     public boolean isViewFromObject(View view, Object object) {         // TODO Auto-generated method stub                   return view == ((View)object);     }         @Override     public void destroyItem(ViewGroup container, int position, Object object) {         // TODO Auto-generated method stub         ((ViewPager) container).removeView((View) object);     }   }

Now let us implement the MainActivity

1. First we create a ViewPager object.
2. Then we proceed towards creating an adapter and passing the context of current activity to it.
3. After that, we add the adapter to ViewPager.

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package com.example.kb4devimageslider;   import android.os.Bundle; import android.app.Activity; import android.support.v4.view.PagerAdapter; import android.support.v4.view.ViewPager; import android.view.Menu;   public class MainActivity extends Activity {     ViewPager viewPager;     @Override     protected void onCreate(Bundle savedInstanceState) {         super.onCreate(savedInstanceState);         setContentView(R.layout.activity_main);         viewPager = (ViewPager) findViewById(R.id.viewPager);         PagerAdapter adapter = new CustomAdapter(MainActivity.this);         viewPager.setAdapter(adapter);     }       @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;     }   }

[출처 : http://kb4dev.com/article/android-image-slider-with-swipe-gesture ]