How open fragment from RecyclerView.Adapter<CardAdapter.ViewHolder>
Open new fragment as follows in your onclick
@Override public void onClick(View view){ AppCompatActivity activity = (AppCompatActivity) view.getContext(); Fragment myFragment = new MyFragment(); activity.getSupportFragmentManager().beginTransaction().replace(R.id.fragment_container, myFragment).addToBackStack(null).commit(); }
Problem :
Error:cannot find symbol method getSupportFragmentManager()
Solution :
When you use adapter
context then for access fragment manager you need to cast your context
. So you should use this way.
YourParentActivity myActivity = (YourParentActivity)context
Now you can access method for fragment manager like ,
myActivity.getSupportFragmentManager();
But keep in your mind that your Fragment
should be imported as a android.support.app.v4.Fragment
otherwise there might be a casting problem.
If you open fragment for particular one tab then you should use getChildSupportFragmentManager()
instead of getSupportFragmentManager()
Note : If you want to call fragment
from adapter
class then you should make interface
and pass listener to your button click method and implement your activity with that interface.
Update :
Also you can pass FragmentManager
to your adapter constructor. Like,
public FragmentManager f_manager;public CardAdapter(Context context,TaskFragment ma , FragmentManager f_manager){ this.context = context; this.f_manager = f_manager; main=ma;}
And after that you can use this.f_manager
in your adapter class getView()
method.
If you have used support library fragments or default fragments, be sure to use same of it every every where. And use "getSupportFragmentManager" or "getFragmentManager" carefully.
Pass context inside constructor.
public CardAdapter(Context context) { super(); mItems = new ArrayList<NatureItem>(); NatureItem nature = new NatureItem(); nature.setName("The Paris Attack 2015"); nature.setDes("Lorem ipsum dolor sit amet."); nature.setThumbnail(R.drawable.news1); mItems.add(nature); }
Inside onClick
....Your CodeShareFragment newFragment = new ShareFragment();FragmentTransaction transaction = /* Here is the change.*/context.getFragmentManager().beginTransaction(); transaction.replace(R.id.viewFragments, newFragment);...Your Code
Update
Inside onClick call mainActivity setFragment method to replace fragment.((MainActivity) context).setFragment(yourFragment);public void setFragment(Fragment frag){FragmentTransaction transaction = getFragmentManager().beginTransaction(); transaction.replace(R.id.viewFragments, frag);}