fragmentpageradapter

问题 I have a swipe tab with three different fragments for three tabs. getItem method in FragmentPagerAdapter called twice. My first tab loads local data and have different layout than next two tabs (tab2, tab3). Tab2 and Tab3 fetches data from server and load accordingly. My problem is, for first time loading getItem called twice and this causes tab1 and tab2 both executed. Though tab1 only consist local data but because of twice calling tab2 executed and fetch data from server. I don't want to

问题 I have a swipe tab with three different fragments for three tabs. getItem method in FragmentPagerAdapter called twice. My first tab loads local data and have different layout than next two tabs (tab2, tab3). Tab2 and Tab3 fetches data from server and load accordingly. My problem is, for first time loading getItem called twice and this causes tab1 and tab2 both executed. Though tab1 only consist local data but because of twice calling tab2 executed and fetch data from server. I don't want to

问题 I'm having a bit of trouble implementing a design based around multiple ViewPagers. At a high level, I have a FragmentActivity with just a FrameLayout as it's content. I have 3 different Fragments that I want to display. All 3 are full screen and only 1 will be used at a time. Fragment 1 is a basic fragment with some TextViews and ImageViews. Fragment 2 has a ViewPager and a FragmentPagerAdapter that feeds it several simple fragments. Fragment 3 has a ViewPager and a FragmentPagerAdapter that

问题 I'm having a bit of trouble implementing a design based around multiple ViewPagers. At a high level, I have a FragmentActivity with just a FrameLayout as it's content. I have 3 different Fragments that I want to display. All 3 are full screen and only 1 will be used at a time. Fragment 1 is a basic fragment with some TextViews and ImageViews. Fragment 2 has a ViewPager and a FragmentPagerAdapter that feeds it several simple fragments. Fragment 3 has a ViewPager and a FragmentPagerAdapter that

问题 i am implementing the new nested fragment feature and had stumble into a problem. my view is basically this: a main activity( A ) that includes a fragment( B ), this fragment( B ) includes a pager adapter that has 3 pages each of them is a fragment( C ) also. previously to the new getchildfragmentmanger this was not doable, but it works perfectly. but one issue did arise, i want fragments C to be able to participate in populating the option menu. i tired putting setHasOptionsMenu(true) in the

问题 My problem I am using a ViewPager to display fragments inside a FragmentActivity . ViewPager gets fragments from the attached FragmentPagerAdapter . mViewPager = (ViewPager) findViewById(R.id.view_pager); mAdapter = new HomePagerAdapter(getSupportFragmentManager()); mViewPager.setAdapter(mAdapter); Suppose ViewPager has 3 fragments to display: Fragment1 , Fragment2 , Fragment3 . Fragment1 is a grid fragment and displays a grid. Fragment2 and Fragment3 have their own content to display. When

问题 I've looked at quite a lot of code and can't figure this out. http://developer.android.com/reference/android/support/v4/app/FragmentPagerAdapter.html It has to be something simple. I'm showing most of the code. The error is in the next section. public class MainActivity extends FragmentActivity implements ActionBar.TabListener { public static final int TAB_COUNT = 3; public static InputMethodManager inputManager; SectionsPagerAdapter mSectionsPagerAdapter; ViewPager mViewPager; @Override

问题 I'm an android beginner, trying to learn, and this is my first question, so please excuse me if the question is too simple and please tell me if I'm using the forum incorrectly. I have a FragmentActivity using a layout that includes a viewpager; the activity creates an instance of MyFragmentPagerAdapter, which creates several instances of MyFragment. All are support.v4 versions. I'm trying to find a way to pass an integer value (representing a selection the user has made previously, which

问题 In my application the fragment activity holds two fragments, Fragment A and Fragment B. Fragment B is a view pager that contains 3 fragments. In my activity, to prevent that the fragment is recreated on config changes: if(getSupportFragmentManager().findFragmentByTag(MAIN_TAB_FRAGMENT) == null) { getSupportFragmentManager().beginTransaction().replace(R.id.container, new MainTabFragment(), MAIN_TAB_FRAGMENT).commit(); } Code for Fragment B: public class MainTabFragment extends Fragment {

问题 i am using view pager (dynamic) for showing data from service. It is working fine but whenever i called the service again, the data in the view pager need to refresh and updating with new data (from service). All the fragments in view pager are refreshing with new data but first two fragment of view pager are not updating with new data, those two fragments (first and second) are showing with previous data only. please any one help me. my code: RechargeplansActivity.java: public class