Cara menampilkan tombol di android studio

Tutorial Android

Cara menampilkan radio button di android

activity_main.xml

<?xml version="1.0" encoding="utf-8"?>

<RelativeLayout 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:layout_marginTop="150dp"

android:layout_marginLeft="100dp"

android:textSize="18dp"

android:text="Select Gender"

android:textStyle="bold"

android:id="@+id/txtView"/>

<RadioGroup

android:layout_width="match_parent"

android:layout_height="wrap_content"

android:orientation="vertical"

android:id="@+id/rdGroup"

android:layout_below="@+id/txtView">

<RadioButton

android:id="@+id/rdbMale"

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:padding="10dp"

android:layout_marginLeft="100dp"

android:text="Male"

/>

<RadioButton

android:id="@+id/rdbFemale"

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:padding="10dp"

android:layout_marginLeft="100dp"

android:text="Female" />

</RadioGroup>

<Button

android:id="@+id/getBtn"

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:layout_marginLeft="100dp"

android:background="#bf00ff"

android:textColor="#FFFFFF"

android:minHeight="30dp"

android:layout_below="@+id/rdGroup"

android:text="Submit" />

</RelativeLayout>

 

MainActivity.java

package com.example.radiobuttonexample;

import androidx.appcompat.app.AppCompatActivity;

import android.os.Bundle;

import android.widget.Button;

import android.widget.RadioButton;

public class MainActivity extends AppCompatActivity {

RadioButton male, female;

@Override

protected void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.activity_main);

male = (RadioButton) findViewById(R.id.rdbMale);

female = (RadioButton) findViewById(R.id.rdbFemale);

Button btn = (Button) findViewById(R.id.getBtn);

}

}

 

 

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