I am using http://www.androidhive.info/2013/10/android-tab-layout-with-swipeable-views-1/ to make Tab bar.
I have also 3 tab first and the second Tab view contains a List view and third on e is Settings.
Settings Contain Reload button. When I clicked the Reload Button I want to move to First Tab.
How can I do this ?
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Arpit Patel
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Renjith Krishnan
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All this tabs are they fragment or just views? – vipul mittal Dec 12 '13 at 07:02
3 Answers
6
Make following changes:
Pass the viewPager reference to your adapter and from adapter to your fragment:
public class TabsPagerAdapter extends FragmentPagerAdapter { ViewPager viewPager; public TabsPagerAdapter(FragmentManager fm,ViewPager viewPager) { super(fm); this.viewPager=viewPager; } @Override public Fragment getItem(int index) { switch (index) { case 0: // Top Rated fragment activity return new TopRatedFragment(viewPager); case 1: // Games fragment activity return new GamesFragment(viewPager); case 2: // Movies fragment activity return new MoviesFragment(viewPager); } return null; } @Override public int getCount() { // get item count - equal to number of tabs return 3; } }
In fragment on click of button call set selection on view pager object:
public class MoviesFragment extends Fragment { private ViewPager viewPager; public MoviesFragment (ViewPager viewPager;){ this.viewPager=viewPager; } @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { View rootView = inflater.inflate(R.layout.fragment_movies, container, false); rootView.findViewById(<your button>).setOnClickListener(new OnClickListener() { @Override public void onClick(View arg0) { viewPager.setCurrentItem(0); } }); return rootView; } }

vipul mittal
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1
I know its quite late ....maybe it can help someone else...creating a constructor in fragments is not supported..so instead of passing viewpager as constructor.. we can write in the fragment on button click:
import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.support.v4.view.ViewPager;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.TextView;
/**
* Created by medha singh on 6/17/2016.
*/
public class Fragment4 extends Fragment {
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
super.onCreateView(inflater, container, savedInstanceState);
final View view1 = inflater.inflate(R.layout.new_lead2, container, false);
TextView tv=(TextView)view1.findViewById(R.id.hardware);
final ViewPager pager= (ViewPager)getActivity().findViewById(R.id.pager2);
tv.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
pager.setCurrentItem(1);
}
});
return view1;
}
}
So getactivity() is the solution: i got it from here: How to go other Tabs by clicking on a Button from the current Tab in Android?
0
Do this:
btn.setOnClickListener(new OnClickListener()
{
onClick(View v)
{
//Reload the data
tabHost.setCurrentTab(/*destination-tab-id*/);
}
}
)

Abhishek Shukla
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2This is not Working. Because here not using the Tab Host to do the tab ,here Action bar is Used. – Renjith Krishnan Dec 12 '13 at 07:03