Hello friends today we will learn about How to Use
RadioButton to
DarkMode in Android.Today we see in many apps, we are seeing the use of dark theme, so today we will see how we will use dark theme in our app.
First we are create a new project in android studio or paste code where want to use this function.First of all we will create a project in android studio or where we want to use this method we will paste it there.
activity_main
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical">
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center_horizontal"
android:layout_marginTop="10dp"
android:text="RadioButton "
android:textColor="@color/purple_500"
android:textSize="20sp"
android:textStyle="bold" />
<RadioGroup
android:id="@+id/radio_Group"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center_horizontal">
<RadioButton
android:id="@+id/radioButton1"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_gravity="center_horizontal"
android:text="Default" />
<RadioButton
android:id="@+id/radioButton2"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_gravity="center_horizontal"
android:text="Night Mode" />
</RadioGroup>
<Button
android:id="@+id/btn_summit"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center_horizontal"
android:text="Summit" />
</LinearLayout>
MainActivity
package com.example.darkmode;
import android.content.SharedPreferences;
import android.os.Bundle;
import android.preference.PreferenceManager;
import android.view.View;
import android.widget.Button;
import android.widget.RadioButton;
import android.widget.RadioGroup;
import android.widget.Toast;
import androidx.annotation.Nullable;
import androidx.appcompat.app.AppCompatActivity;
import androidx.appcompat.app.AppCompatDelegate;
public class MainActivity extends AppCompatActivity {
private RadioGroup radioGroup;
private RadioButton radioButton1, radioButton2;
private Button btn;
@Override
protected void onCreate(@Nullable Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
radioGroup = findViewById(R.id.radio_Group);
radioButton1 = findViewById(R.id.radioButton1);
radioButton2 = findViewById(R.id.radioButton2);
btn = findViewById(R.id.btn_summit);
SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(this);
SharedPreferences.Editor editor = sharedPreferences.edit();
final boolean isDarkMode = sharedPreferences.getBoolean("isDarkMode", false);
radioButton1.setChecked(sharedPreferences.getBoolean("btn1", false));
radioButton2.setChecked(sharedPreferences.getBoolean("btn2", false));
if (isDarkMode) {
AppCompatDelegate.setDefaultNightMode(AppCompatDelegate.MODE_NIGHT_NO);
} else {
AppCompatDelegate.setDefaultNightMode(AppCompatDelegate.MODE_NIGHT_YES);
}
btn.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
if (radioButton1.isChecked()) {
editor.putBoolean("btn1", true);
editor.apply();
radioButton1.setChecked(true);
}
else
{
editor.putBoolean("btn1", false);
editor.apply();
radioButton1.setChecked(false);
} if (radioButton2.isChecked()) {
editor.putBoolean("btn2", true);
editor.apply();
radioButton2.setChecked(true);
Toast.makeText(RadioActivity.this, "Radio button 2", Toast.LENGTH_SHORT).show();
}
else{
editor.putBoolean("btn2", false);
editor.apply();
radioButton2.setChecked(false);
}
}
});
}
}
Thanks
0 Comments
Please do not enter any spam link in the comment box
Emoji