FragmentのsetArguments伝値
10226 ワード
义齿
fragmentレイアウト
义齿
义齿
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:id="@+id/activity_main"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context="com.example.sys.testfragment.MainActivity">
android:orientation="vertical"
android:layout_width="match_parent"
android:layout_height="300dp"
android:id="@+id/llMain"/>
fragmentレイアウト
xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical">
义齿
import android.os.Bundle;
import android.support.v4.app.FragmentTransaction;
import android.support.v7.app.AppCompatActivity;
public class MainActivity extends AppCompatActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
TestFragment testFragment = new TestFragment();
Bundle bundle = new Bundle();
bundle.putString("aa", "5");
testFragment.setArguments(bundle);
FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
transaction.replace(R.id.llMain, testFragment);
transaction.commit();
}
}
义齿
import android.os.Bundle;
import android.support.annotation.Nullable;
import android.support.v4.app.Fragment;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Button;
import android.widget.Toast;
/**
* Created by sys on 2017/2/7.
*/
public class TestFragment extends Fragment {
@Nullable
@Override
public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
View view = inflater.inflate(R.layout.fragment_tet,null);
return view;
}
@Override
public void onViewCreated(View view, @Nullable Bundle savedInstanceState) {
super.onViewCreated(view, savedInstanceState);
Button button = (Button) view.findViewById(R.id.btnF);
button.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
Bundle args = getArguments();
String a = args.getString("aa");
Toast.makeText(getActivity(), " "+String.valueOf(a), Toast.LENGTH_SHORT).show();
}
});
}
}