🙂 İNSANLARIN EN HAYIRLISI INSANLARA FAYDALI OLANDIR 🙂

Ramazan HABER / Android Yeni / Fragment kullanımı

 

1-) Android Yeni -  Fragment kullanımı

Fragment kullanımı

Uyarı --> Fragmentleri Framelayout'lara yükle --> Relativelayoutlara yükleme !!!

Uyarı -> Fragmentlerde buttonları onActivityCreated metodunu ovveride yaparak yap

1-) Android Yeni - tut sürükle ile

  1. pakete sağtık--> new --> fragment -> blank oluştur
  2. onAtacki sil hata veriyor
  3. activity_main.xml'e gel nesne olarak fragmenti tut sürükle ve id olarak oluşturdugun fragmentin id sini ver bu kadar basit

2-) java kodlarıyla

 

MainActivity.java

package com.example.rambo.frangmentogreniyorum;

import android.support.v4.app.FragmentManager;
import android.support.v4.app.FragmentTransaction;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;

public class MainActivity extends AppCompatActivity {

    
@Override
    
protected void onCreate(Bundle savedInstanceState) {
        
super.onCreate(savedInstanceState);
        setContentView(R.layout.
activity_main);

        f1 fragmentbir =
new f1(); // fragmentbir'den nesne
        
f2 fragmentiki = new f2();// fragmentiki'den nesne

        
FragmentManager manager = getSupportFragmentManager();// sabit kod
        
FragmentTransaction transaction = manager.beginTransaction();// sabit kod

        
transaction.add(R.id.relativ_layout1, fragmentbir, "ilkfragment"); // hangi layouta ekliceksin onu seç ve fragmentini gonder
        
transaction.add(R.id.relativ_layout2, fragmentiki, "ikinci"); // hangi layouta ekliceksin onu seç ve fragmentini gonder

        
transaction.commit(); // çalıştır
    
}
}

f1.java // fragment1

package com.example.rambo.frangmentogreniyorum;

import android.content.Context;
import android.net.Uri;
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;


/**
 * A simple {@link Fragment} subclass.
 * Activities that contain this fragment must implement the
 * {@link f1.OnFragmentInteractionListener} interface
 * to handle interaction events.
 * Use the {@link f1#newInstance} factory method to
 * create an instance of this fragment.
 */
public class f1 extends Fragment {
    // TODO: Rename parameter arguments, choose names that match
    // the fragment initialization parameters, e.g. ARG_ITEM_NUMBER
    private static final String ARG_PARAM1 = "param1";
    private static final String ARG_PARAM2 = "param2";

    // TODO: Rename and change types of parameters
    private String mParam1;
    private String mParam2;

    private OnFragmentInteractionListener mListener;

    public f1() {
        // Required empty public constructor
    }

    /**
     * Use this factory method to create a new instance of
     * this fragment using the provided parameters.
     *
     * @param param1 Parameter 1.
     * @param param2 Parameter 2.
     * @return A new instance of fragment f1.
     */
    // TODO: Rename and change types and number of parameters
    public static f1 newInstance(String param1, String param2) {
        f1 fragment = new f1();
        Bundle args = new Bundle();
        args.putString(ARG_PARAM1, param1);
        args.putString(ARG_PARAM2, param2);
        fragment.setArguments(args);
        return fragment;
    }

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        if (getArguments() != null) {
            mParam1 = getArguments().getString(ARG_PARAM1);
            mParam2 = getArguments().getString(ARG_PARAM2);

        }

    }

    @Override
    public void onActivityCreated(@Nullable Bundle savedInstanceState) {
        super.onActivityCreated(savedInstanceState);

        Button btn= (Button) getActivity().findViewById(R.id.btn_merhaba);
        btn.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                Toast.makeText(getActivity(), "birinci", Toast.LENGTH_SHORT).show();
            }
        });
    }

    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container,
                             Bundle savedInstanceState) {


        return inflater.inflate(R.layout.fragment_f1, container, false);
    }

    // TODO: Rename method, update argument and hook method into UI event
    public void onButtonPressed(Uri uri) {
        if (mListener != null) {
            mListener.onFragmentInteraction(uri);
        }
    }



    @Override
    public void onDetach() {
        super.onDetach();
        mListener = null;
    }

    /**
     * This interface must be implemented by activities that contain this
     * fragment to allow an interaction in this fragment to be communicated
     * to the activity and potentially other fragments contained in that
     * activity.
     * <p>
     * See the Android Training lesson <a href=
     * "http://developer.android.com/training/basics/fragments/communicating.html"
     * >Communicating with Other Fragments</a> for more information.
     */
    public interface OnFragmentInteractionListener {
        // TODO: Update argument type and name
        void onFragmentInteraction(Uri uri);
    }
}

f2.java // fragment2

package com.example.rambo.frangmentogreniyorum;

import android.content.Context;
import android.net.Uri;
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;


/**
 * A simple {
@link Fragment} subclass.
 * Activities that contain this fragment must implement the
 * {
@link f2.OnFragmentInteractionListener} interface
 * to handle interaction events.
 * Use the {
@link f2#newInstance} factory method to
 * create an instance of this fragment.
 */
public class f2 extends Fragment {
    
// TODO: Rename parameter arguments, choose names that match
    
// the fragment initialization parameters, e.g. ARG_ITEM_NUMBER
    
private static final String ARG_PARAM1 = "param1";
    
private static final String ARG_PARAM2 = "param2";

    
// TODO: Rename and change types of parameters
    
private String mParam1;
    
private String mParam2;

    
private OnFragmentInteractionListener mListener;

    
public f2() {
        
// Required empty public constructor
    
}

    
/**
     * Use this factory method to create a new instance of
     * this fragment using the provided parameters.
     *
     *
@param param1 Parameter 1.
     *
@param param2 Parameter 2.
     *
@return A new instance of fragment f2.
     */
    //
TODO: Rename and change types and number of parameters
    
public static f2 newInstance(String param1, String param2) {
        f2 fragment =
new f2();
        Bundle args =
new Bundle();
        args.putString(
ARG_PARAM1, param1);
        args.putString(
ARG_PARAM2, param2);
        fragment.setArguments(args);
        
return fragment;
    }

    
@Override
    
public void onCreate(Bundle savedInstanceState) {
        
super.onCreate(savedInstanceState);
        
if (getArguments() != null) {
            
mParam1 = getArguments().getString(ARG_PARAM1);
            
mParam2 = getArguments().getString(ARG_PARAM2);
        }
    }

    
@Override
    
public View onCreateView(LayoutInflater inflater, ViewGroup container,
                             Bundle savedInstanceState) {
        
// Inflate the layout for this fragment
        
return inflater.inflate(R.layout.fragment_f2, container, false);
    }

    
// TODO: Rename method, update argument and hook method into UI event
    
public void onButtonPressed(Uri uri) {
        
if (mListener != null) {
            
mListener.onFragmentInteraction(uri);
        }
    }

    
@Override
    
public void onActivityCreated(@Nullable Bundle savedInstanceState) {
        
super.onActivityCreated(savedInstanceState);

        Button btn= (Button) getActivity().findViewById(R.id.
btn_merhaba2);
        btn.setOnClickListener(
new View.OnClickListener() {
            
@Override
            
public void onClick(View view) {
                Toast.
makeText(getActivity(), "ikinci", Toast.LENGTH_SHORT).show();
            }
        });
    }

    
@Override
    
public void onDetach() {
        
super.onDetach();
        
mListener = null;
    }

    
/**
     * This interface must be implemented by activities that contain this
     * fragment to allow an interaction in this fragment to be communicated
     * to the activity and potentially other fragments contained in that
     * activity.
     *
<p>
     * See the Android Training lesson
<a href=
     * "http://developer.android.com/training/basics/fragments/communicating.html"
     * >Communicating with Other Fragments
</a> for more information.
     */
    
public interface OnFragmentInteractionListener {
        
// TODO: Update argument type and name
        
void onFragmentInteraction(Uri uri);
    }
}

activity_main.xml

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    
xmlns:app="http://schemas.android.com/apk/res-auto"
    
xmlns:tools="http://schemas.android.com/tools"
    
android:layout_width="match_parent"
    
android:layout_height="match_parent"
    
tools:context="com.example.rambo.frangmentogreniyorum.MainActivity"
    
android:id="@+id/rl1"
    
>


    <
LinearLayout
        
android:layout_width="match_parent"
        
android:layout_height="match_parent"
        
android:orientation="vertical">

        <
RelativeLayout
            
android:id="@+id/relativ_layout1"
            
android:layout_width="match_parent"
            
android:layout_height="match_parent"
            
android:layout_weight="1">

        </
RelativeLayout>

        <
RelativeLayout
            
android:id="@+id/relativ_layout2"
            
android:layout_width="match_parent"
            
android:layout_height="match_parent"
            
android:layout_weight="1">

        </
RelativeLayout>
    </
LinearLayout>

</
RelativeLayout>

fragment_f1.xml

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    
xmlns:app="http://schemas.android.com/apk/res-auto"
    
xmlns:tools="http://schemas.android.com/tools"
    
android:layout_width="match_parent"
    
android:layout_height="match_parent"
    
tools:context="com.example.rambo.frangmentogreniyorum.MainActivity"
    
android:id="@+id/rl1"
    
>


    <
LinearLayout
        
android:layout_width="match_parent"
        
android:layout_height="match_parent"
        
android:orientation="vertical">

        <
RelativeLayout
            
android:id="@+id/relativ_layout1"
            
android:layout_width="match_parent"
            
android:layout_height="match_parent"
            
android:layout_weight="1">

        </
RelativeLayout>

        <
RelativeLayout
            
android:id="@+id/relativ_layout2"
            
android:layout_width="match_parent"
            
android:layout_height="match_parent"
            
android:layout_weight="1">

        </
RelativeLayout>
    </
LinearLayout>

</
RelativeLayout>

            fragment_f2.xml

<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
    
xmlns:tools="http://schemas.android.com/tools"
    
android:layout_width="match_parent"
    
android:layout_height="match_parent"
    
tools:context="com.example.rambo.frangmentogreniyorum.f2">

    
<!-- TODO: Update blank fragment layout -->
    
<LinearLayout
        
android:layout_width="match_parent"
        
android:layout_height="match_parent"
        
android:orientation="vertical">

        <
TextView
            
android:id="@+id/sa"
            
android:layout_width="match_parent"
            
android:layout_height="wrap_content"
            
android:text="ben ikinci fragmentim" />

        <
Button
            
android:id="@+id/btn_merhaba2"
            
android:layout_width="match_parent"
            
android:layout_height="wrap_content"
            
android:text="Button" />
    </
LinearLayout>

</
FrameLayout>



 2021 Ocak 18 Pazartesi
 427