I'm trying to display text in Fragment41
automatically right after all rb are checked. How to make this text displayed in Fragment41
? I tried several ways but I get confused about this implementation. And I know that method getIntent().
here is wrong but I don't know what to change it for). Please help with all this.
My Fragment41
package make.appaplication;
import android.support.v4.app.Fragment;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.TextView;
public class Fragment41 extends Fragment {
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
// Inflate the layout for this fragment
return inflater.inflate(R.layout.fragment_41, container, false);
TextView textViewDisplayResult = (TextView) getView().findViewById(R.id.text_view_display_result);
textViewDisplayResult.setText(getIntent().getBooleanExtra("KEY_ANSWER", false)?R.string.Good_answer:R.string.Wrong_answer);
}
}
Here is Fragment41
in FragmentList
in MainActivity
fragmentList.add(new Fragment41());
And here is the code for checkButton
buttonCheckAnswer.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
if (checkAnswers())
intent.putExtra("Key Answer", true);
else
intent.putExtra("Key Answer", false);
startActivity(intent);
}
});
Just one more issue
I have two strings
"Good answers" and "Wrong answers" and the code for them is
buttonCheckAnswer.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
if (checkAnswers())
intent.putExtra("Key Answer", true);
else
intent.putExtra("Key Answer", false);
startActivity(intent);
}
});
How to add to the above and below code, one more statement string
"You haven't checked all answers"?
textViewDisplayResult.setText(getActivity().getIntent().getBooleanExtra("Key Answer", false)?R.string.Good_answer:R.string.Wrong_answer);
Use same KEY "Key Answer"
for both put
and get
extra data from Intent
.
Update Fragment41
as below
package make.appaplication;
import android.support.v4.app.Fragment;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.TextView;
public class Fragment41 extends Fragment {
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
// Inflate the layout for this fragment
View view = inflater.inflate(R.layout.fragment_41, container, false);
TextView textViewDisplayResult = (TextView) view.findViewById(R.id.text_view_display_result);
boolean isAnswered = getIntent().getBooleanExtra("is_answered");
if (isAnswered)
textViewDisplayResult.setText(getIntent().getBooleanExtra("Key Answer", false)?R.string.Good_answer:R.string.Wrong_answer);
else
textViewDisplayResult.setText("You haven't checked all answers");
return view;
}
UPDATE:
Use a boolean
variable isAnswered
to check weather user answered or not. Pass this value to fragment using KEY is_answered
.
buttonCheckAnswer.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
if (isAnswered)
intent.putExtra("is_answered", true);
else
{
if (checkAnswers())
intent.putExtra("Key Answer", true);
else
intent.putExtra("Key Answer", false);
intent.putExtra("is_answered", false);
startActivity(intent);
}
}
});
You need to use getActivity().getIntent().get...
instead of just calling getIntent()
. So the whole code in your fragment is:
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
// Inflate the layout for this fragment
View view = inflater.inflate(R.layout.fragment_41, container, false);
TextView textViewDisplayResult = (TextView) view.findViewById(R.id.text_view_display_result);
textViewDisplayResult.setText(getActivity().getIntent().getBooleanExtra("Key Answer", false)?R.string.Good_answer:R.string.Wrong_answer);
return view;
}
I think I already answered in your previous post.
And, of course I think you did it (if you didn't please read first the documentation https://developer.android.com/guide/components/fragments.html#Adding ), you need to add your fragment to Activity:
getFragmentManager().beginTransaction().add(R.id.fragmentHolder, fragment_41_instance).addToBackStack(null).commit();
Another issues
buttonCheckAnswer.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
if (!allAnswersChecked())
intent.putExtra("Key Answer", 1);
else if (checkAnswers())
intent.putExtra("Key Answer", 2);
else
intent.putExtra("Key Answer", 3);
startActivity(intent);
}
});
And then:
int result = getActivity().getIntent().getIntExtra("Key Answer", 1);
textViewDisplayResult.setText(result == 1 ? R.string.text_not_checked :
result == 2 ? R.string.Good_answer : R.string.Wrong_answer);
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