fragmentstatepageradapter

Android setUserVisibleHint never gets called?

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问题 I need to know when my fragment is visible, I was using setMenuVisibility but I now know it's not a good option. I'm trying to implement setUserVisibleHint on a FragmentStatePagerAdapter Fragment, however it never gets called. import android.app.Fragment; import android.os.Bundle; import android.util.Log; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.widget.Toast; public class Contacts extends Fragment { @Override public View

Swipe Direction in ViewPager

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I have an Android app that uses ViewPager and FragmentStatePagerAdapter. I however need to add a new feature in which I have to know the swipe direction to move from one fragment view to another, left or right. (i.e, when I swipe left, I would do one thing, and when I swipe right I would do something else). Please note, I do not need the events to happen AFTER the swipe is over. I have to do those events as the swipe occurs. I thought of using setOnPageChangeListener() but it does not tell me swipe direction. Can you advise me please on how to figure out swipe direction? Thanks. Take a look at

Destroy item from the ViewPager's adapter after screen orientation changed

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问题 So I'm having a problem with destroying (removing) one page from the ViewPager after the screen orientation changed. I'll try to describe the problem in the following lines. I'm using the FragmentStatePagerAdapter for the adapter of the ViewPager and a small interface which describes how an endless view pager should work. The idea behind of it is that you can scroll to the right till you reach the end of the ViewPager . If you can load more results from an API call, a progress page is

Communication between Fragments in ViewPager

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I'm trying to do this: http://android-er.blogspot.com/2012/06/communication-between-fragments-in.html Except that I'm using a FragmentStatePagerAdapter I have an Activity with two fragments( FragmentA & FragmentB ) FragmentA has an edittext and a button, FragmentB has a textview Now all I want is that whenever I enter something in the edittext and click the button, that something will appear on my textview. MainActivity: public class MainActivity extends FragmentActivity { ViewPager viewPager = null; String TabFragmentB; @Override protected void onCreate(Bundle savedInstanceState) { super

ViewPager + RecyclerView issue in android

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Hi I have Tablayout with Viewpager and i am using Fragment for tablayout. Now in every Tablayout fragments I have Recyclerview and displaying items.Please See this my json response http://pastebin.com/nUswad9s here in "typeMaster": array i have categories "typeName": "Dogs", and i am displaying typenames in tablayout i have 4 tablayout, and inside typemaster i have subcategoreis named "catMaster": and i am trying to display catmaster data in recyclerview,but the issue is in every fragment it shows last data "catName": "Vitamins & Minerals", Activity public class CategoriesActivity extends

ViewPager + RecyclerView issue in android

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问题 Hi I have Tablayout with Viewpager and i am using Fragment for tablayout. Now in every Tablayout fragments I have Recyclerview and displaying items.Please See this my json response http://pastebin.com/nUswad9s here in \"typeMaster\": array i have categories \"typeName\": \"Dogs\", and i am displaying typenames in tablayout i have 4 tablayout, and inside typemaster i have subcategoreis named \"catMaster\": and i am trying to display catmaster data in recyclerview,but the issue is in every

What is the difference between FragmentPagerAdapter and FragmentStatePagerAdapter?

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问题 What is the difference between FragmentPagerAdapter and FragmentStatePagerAdapter ? About FragmentPagerAdapter Google\'s guide says: This version of the pager is best for use when there are a handful of typically more static fragments to be paged through, such as a set of tabs. The fragment of each page the user visits will be kept in memory, though its view hierarchy may be destroyed when not visible. This can result in using a significant amount of memory since fragment instances can hold