홍드로이드의 야매코딩

#13 안드로이드 스튜디오 프래그먼트 (Fragment) 예제 [ 홍드로이드 ] 본문

Android Java

#13 안드로이드 스튜디오 프래그먼트 (Fragment) 예제 [ 홍드로이드 ]

홍드로이드 2019. 6. 2. 08:40
 







 [activity_main.xml]

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<?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=".MainActivity">
 
    <FrameLayout
        android:id="@+id/frame"
        android:layout_width="match_parent"
        android:layout_height="match_parent">
 
    </FrameLayout>
 
    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="50dp"
        android:layout_alignParentBottom="true">
 
        <Button
            android:id="@+id/btn_1"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_weight="1"
            android:text="메뉴1" />
 
        <Button
            android:id="@+id/btn_2"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_weight="1"
            android:text="메뉴2" />
 
        <Button
            android:id="@+id/btn_3"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_weight="1"
            android:text="메뉴3" />
 
        <Button
            android:id="@+id/btn_4"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_weight="1"
            android:text="메뉴4" />
 
 
    </LinearLayout>
 
</RelativeLayout>
cs







[MainActivity.java]
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package com.example.fragmentexample;
 
import android.support.v4.app.FragmentTransaction;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
 
public class MainActivity extends AppCompatActivity {
 
    Button btn1,btn2,btn3,btn4;
 
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
 
        btn1 = (Button)findViewById(R.id.btn_1);
        btn2 = (Button)findViewById(R.id.btn_2);
        btn3 = (Button)findViewById(R.id.btn_3);
        btn4 = (Button)findViewById(R.id.btn_4);
 
        btn1.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
                Fragment1 fragment1 = new Fragment1();
                transaction.replace(R.id.frame, fragment1);
                transaction.commit();
            }
        });
 
        btn2.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
                Fragment2 fragment2 = new Fragment2();
                transaction.replace(R.id.frame, fragment2);
                transaction.commit();
            }
        });
 
        btn3.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
                Fragment3 fragment3 = new Fragment3();
                transaction.replace(R.id.frame, fragment3);
                transaction.commit();
            }
        });
 
        btn4.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
                Fragment4 fragment4 = new Fragment4();
                transaction.replace(R.id.frame, fragment4);
                transaction.commit();
            }
        });
 
 
    }
}
 
cs





[fragment1.xml]
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<?xml version="1.0" encoding="utf-8"?>
<FrameLayout
    xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent"
    android:layout_height="match_parent">
 
    <TextView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:textSize="30sp"
        android:text="홍드로이드 천재"/>
 
</FrameLayout>
cs





[fragment2.xml]
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<?xml version="1.0" encoding="utf-8"?>
<FrameLayout
    xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent"
    android:layout_height="match_parent">
 
    <TextView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:textSize="30sp"
        android:text="홍드로이드 바보"/>
 
</FrameLayout>
cs





[fragment3.xml]
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<?xml version="1.0" encoding="utf-8"?>
<FrameLayout
    xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent"
    android:layout_height="match_parent">
 
    <TextView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:textSize="30sp"
        android:text="홍드로이드 멋쟁이"/>
 
</FrameLayout>
cs





[fragment4.xml]
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<?xml version="1.0" encoding="utf-8"?>
<FrameLayout
    xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent"
    android:layout_height="match_parent">
 
    <TextView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:textSize="30sp"
        android:text="홍드로이드 귀요미"/>
 
</FrameLayout>
cs





[Fragment1.java]
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package com.example.fragmentexample;
 
import android.os.Bundle;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;
import android.support.v4.app.Fragment;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
 
public class Fragment1 extends Fragment {
 
    public Fragment1() {
 
    }
 
 
    @Nullable
    @Override
    public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
        return inflater.inflate(R.layout.fragment1, container, false);
    }
}
 
cs





[Fragment2.java]
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package com.example.fragmentexample;
 
import android.os.Bundle;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;
import android.support.v4.app.Fragment;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
 
public class Fragment2 extends Fragment {
 
    public Fragment2() {
 
    }
 
 
    @Nullable
    @Override
    public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
        return inflater.inflate(R.layout.fragment2, container, false);
    }
}
 
cs





[Fragment3.java]
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package com.example.fragmentexample;
 
import android.os.Bundle;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;
import android.support.v4.app.Fragment;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
 
public class Fragment3 extends Fragment {
 
    public Fragment3() {
 
    }
 
 
    @Nullable
    @Override
    public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
        return inflater.inflate(R.layout.fragment3, container, false);
    }
}
 
cs






[Fragment4.java]
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package com.example.fragmentexample;
 
import android.os.Bundle;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;
import android.support.v4.app.Fragment;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
 
public class Fragment4 extends Fragment {
 
    public Fragment4() {
 
    }
 
 
    @Nullable
    @Override
    public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
        return inflater.inflate(R.layout.fragment4, container, false);
    }
}
 
cs



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