Android/Fragment - 変更履歴

Admin: /* Fragmentサンプル */

2018-12-27T06:48:04Z

‎Fragmentサンプル

2018年12月27日 (木) 06:47にAdminによる

2018-12-27T06:47:47Z

2018年12月27日 (木) 06:17にAdminによる

2018-12-27T06:17:10Z

Admin: ページの作成:「MainActivity.java

 import android.support.v7.app.AppCompatActivity; import android.os.Bundle;  import com.kaji.fragmentmyapplication.ui.main.MainFragment;  public cl...」

2018-12-26T10:07:55Z

ページの作成:「MainActivity.java <pre> import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import com.kaji.fragmentmyapplication.ui.main.MainFragment; public cl...」

新規ページ

MainActivity.java
<pre>
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;

import com.kaji.fragmentmyapplication.ui.main.MainFragment;

public class MainActivity extends AppCompatActivity {

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main_activity);
if (savedInstanceState == null) {
getSupportFragmentManager().beginTransaction()
.replace(R.id.container, MainFragment.newInstance())
.commitNow();
}
}
}
</pre>
ui/main/MainFragment.java
<pre>

import android.arch.lifecycle.ViewModelProviders;
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;

import com.kaji.fragmentmyapplication.R;

public class MainFragment extends Fragment {

private MainViewModel mViewModel;

public static MainFragment newInstance() {
return new MainFragment();
}

@Nullable
@Override
public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container,
@Nullable Bundle savedInstanceState) {
return inflater.inflate(R.layout.main_fragment, container, false);
}

@Override
public void onActivityCreated(@Nullable Bundle savedInstanceState) {
super.onActivityCreated(savedInstanceState);
mViewModel = ViewModelProviders.of(this).get(MainViewModel.class);
// TODO: Use the ViewModel
}

}
</pre>

ui/main/MainViewModel.java
<pre>
import android.arch.lifecycle.ViewModel;

public class MainViewModel extends ViewModel {
// TODO: Implement the ViewModel
}
</pre>

res/layout/main_activity.xml
<pre>
<?xml version="1.0" encoding="utf-8"?>
<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:id="@+id/container"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context=".MainActivity" />
</pre>

res/layout/main_fragment.xml
<pre>
<?xml version="1.0" encoding="utf-8"?>
<android.support.constraint.ConstraintLayout 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:id="@+id/main"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context=".ui.main.MainFragment">

<TextView
android:id="@+id/message"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="MainFragment"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent" />

</android.support.constraint.ConstraintLayout>
</pre>

@@ 行21: / 行21: @@
+     }
+}
 </pre>

@@ 行22: / 行22: @@
+}
 </pre>
 ui/main/MainFragment.java
 <pre>

@@ 行1: / 行1: @@
 MainActivity.java
 <pre>
@@ 行101: / 行103: @@
 </android.support.constraint.ConstraintLayout>
 </pre>