Android ImageSlider Or ViewPager Tutorial

Android ViewPager Or ImageSlider Tutorial

ImageSlider slides one screen to another with on slide. To implements ImageSlider we use ViewPager ,you need to inherit view pager class with PagerAdapter.

First you define the viewpager in xml file give it an id.

Then In Adapter class we need to override following methods of PagerAdapter class.

1. isViewFromObject(View, Object): This method checks the view whether it is associated with key and returned by instantiateItem().
2. instantiateItem(ViewGroup, int): This method creates the page position passed as an argument.
3. destroyItem(ViewGroup, int, Object): It removes the page from its current position from container. In this example we simply removed object using removeView().
4. getCount(): It returns the number of available views in ViewPage

Now, After this find the viewpager in main activity and set the Adapter hit the run button.

To watch our tutorial video please click on below video link-