android-viewpager

问题 I am using tablayout with view pager to display fragments. My current setup is that I get a listview of 'Categories' and the user clicks on a category then returns a new fragment containing a list of available discounts within that category. My setup creates the new DiscountList fragment but does not update the view when the original fragment does its transaction. Could someone help me figure out the correct solution? I am not sure if my viewpager is incorrect or I am missing a step. I can

问题 I need some help to ressolve the following crash. I am refreshing my list on Restart in Activity by calling fragment in viewpager to refresh its list. Following is the stacktrace of the crash: Caused by java.lang.IllegalStateException: Can't create ViewModelProvider for detached fragment at android.arch.lifecycle.ViewModelProviders.checkActivity(ViewModelProviders.java:51) at android.arch.lifecycle.ViewModelProviders.of(ViewModelProviders.java:105) at com.ui.fragments.mainpagerfragments

问题 Below is the code which i have implemented for ViewPager and adding PagerSlidingTabStrip.But my viewpager neither shows ActionBar nor shows PagerSlidingTabStrip.If i try to add actionBar.show() inside onResume() app crashes showing null pointer exception. import android.app.Fragment; import android.os.Bundle; import android.support.v4.app.FragmentActivity; import android.support.v4.app.FragmentManager; import android.support.v4.app.FragmentPagerAdapter; import android.support.v4.view

问题 the new facebook app has an image slider inside posts which have multiple images. It looks something like this: One thing to notice is the adjacent images are slightly displayed with the current image in focus. I know I can implement a slider using viewpager. But, in a viewpager, the current fragment occupies the entire view. Only the titles of the adjacent views are visible, not the content itself. Can anybody give me a direction to look at for implementing this. Or is there anu opensource

问题 I use the last SDK to create an app with navigation type Tabs + Swipe and I want to put a PreferenceFragment on one of the tabs. The generated code is like : mSectionsPagerAdapter = new SectionsPagerAdapter(getSupportFragmentManager()); // Set up the ViewPager with the sections adapter. mViewPager = (ViewPager) findViewById(R.id.pager); mViewPager.setAdapter(mSectionsPagerAdapter); Meanwhile, I can't add PreferenceFragment on the SectionsPagerAdapter because its method getItem(int position)

问题 I am working on a card swipe and card flip functionality and I am using ViewPager and fragments. My problem is I am not able to update TextView inside fragments as I swipe the card from left to right or right to left but when I flip the card it update the UI. I tried everything which is available over Internet but none of the soltuion is working for me. I am following this link https://github.com/jamesmccann/android-view-pager-cards Here is my code public class CardContainerFragment extends

问题 I am working on a card swipe and card flip functionality and I am using ViewPager and fragments. My problem is I am not able to update TextView inside fragments as I swipe the card from left to right or right to left but when I flip the card it update the UI. I tried everything which is available over Internet but none of the soltuion is working for me. I am following this link https://github.com/jamesmccann/android-view-pager-cards Here is my code public class CardContainerFragment extends

问题 I have a viewpager in a fragment in which i am showing 3 fragments but when I open the fragment first time it opens fine and when I move to another fragment and came back to the viewpager fragment it doesn't show the fragments in view pager then I have to either change the orientation of the phone or keep swiping the viewpager for the hidden fragments to show. I have googled it and now I know I have to set the tag to each fragment and retrieve fragment with findfragmentbytag method but

问题 I am using ActionBarSherlock and I am trying to implement a nested fragment structure with a viewpager. I have an activity which contains some views and a wrapper fragmet (FragmentA) This FragmentA contains a view pager which shows FragmentA.1, FragmentA.2 ,FragmentA.3. By Default, onCreateOptionsMenu events are not dispatched to child fragments as it is discussed here. So I am using this solution to overcome the issue. It works great over API level 17, but for below it does not show the

问题 I am using NestedScrollView with ViewPager. NestedScrollView has a LinearLayout inside with some TextViews, TabLayout and ViewPager at the end. TextViews occupy most of the space and for ViewPager left a little space. ViewPager using two fragments, in one of them there is a few TextViews and ImageViews and in another fragment there is a RecyclerView. When I set ViewPager's height to WRAP_CONTENT it takes only space that left and I can't scroll to see the rest of the first fragment, and the