Cara membuat Checkbox di Android

Cara membuat Checkbox di Android

11.30

 

Check box digunakan untuk memilih lebih dari satu, biasanya digunakan untuk data pribadi atau quesioner. Langsung saja kita praktekkan
 buat project baru dan beri nama checkbox
sekarang kita membuat activity baru 
isikan nama activity “halaman” dan nama layout “halaman”
jika sudah kita sekarang pergi ke content_halaman.xml dan isikan terserah anda, kalau saya seperti ini


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<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    xmlns:app="http://schemas.android.com/apk/res-auto" android:layout_width="match_parent"
    android:layout_height="match_parent" android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    android:paddingBottom="@dimen/activity_vertical_margin"
    app:layout_behavior="@string/appbar_scrolling_view_behavior" tools:showIn="@layout/halaman"
    tools:context="unggulsaputra.com.checkbox.halaman">


    <TextView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:textAppearance="?android:attr/textAppearanceLarge"
        android:text="Pemrogramanindo.com"
        android:id="@+id/textView3"
        android:layout_centerVertical="true"
        android:layout_centerHorizontal="true" />
</RelativeLayout>

sekarang kita pergi ke content_main.xml lalu isikan seperti dibawah ini
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<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    xmlns:app="http://schemas.android.com/apk/res-auto" android:layout_width="match_parent"
    android:layout_height="match_parent" android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    android:paddingBottom="@dimen/activity_vertical_margin"
    android:orientation="vertical"
    app:layout_behavior="@string/appbar_scrolling_view_behavior"
    tools:showIn="@layout/activity_main" tools:context=".MainActivity">

    <TextView
        android:id="@+id/textView"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginBottom="16dp"
        android:text="Contoh CheckBox di Android"
        android:textSize="20sp" />
    <TextView
        android:id="@+id/textView2"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginBottom="16dp"
        android:text="Pilih bahasa pemrogramman :"
        android:textSize="15sp" />


    <CheckBox
        android:id="@+id/cb1"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="Java"
        />

    <CheckBox
        android:id="@+id/cb2"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="PHP"
        android:checked="false" />

    <CheckBox
        android:id="@+id/cb3"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"

        android:text="C++"
        />

    <CheckBox
        android:id="@+id/cb4"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="Actionscript"
        android:checked="false" />

    <CheckBox
        android:id="@+id/cb5"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"

        android:text="Phyton"
        android:checked="false" />

    <CheckBox
        android:id="@+id/cb6"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="Javascript"
        android:checked="false" />

    <Button
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="Tampil"
        android:id="@+id/btn1"
        android:layout_gravity="center_horizontal" />

    <TextView
        android:layout_width="fill_parent"
        android:layout_height="fill_parent"
        android:gravity="center|bottom"
        android:text="Pemrogramanindo.com"
        android:textColor="#2ecc71"
        android:textSize="29sp" />
</LinearLayout>
jangan lupa untuk merubah dari RelativeLayout ke LinearLayout dan tambahkan android:orientation=”vertical”
Pergi ke MainActivity.java dan isikan seperti dibawah ini
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package unggulsaputra.com.checkbox;

import android.content.Intent;
import android.os.Bundle;
import android.support.design.widget.FloatingActionButton;
import android.support.design.widget.Snackbar;
import android.support.v7.app.AppCompatActivity;
import android.support.v7.widget.Toolbar;
import android.view.View;
import android.view.Menu;
import android.view.MenuItem;
import android.widget.Button;
import android.widget.CheckBox;
import android.widget.Toast;

public class MainActivity extends AppCompatActivity implements View.OnClickListener {
    CheckBox cb1, cb2,cb3,cb4,cb5,cb6;
    Button btn1;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
        setSupportActionBar(toolbar);

        cb1 = (CheckBox)findViewById(R.id.cb1);
        cb2 = (CheckBox)findViewById(R.id.cb2);
        cb3 = (CheckBox)findViewById(R.id.cb3);
        cb4 = (CheckBox)findViewById(R.id.cb4);
        cb5 = (CheckBox)findViewById(R.id.cb5);
        cb6 = (CheckBox)findViewById(R.id.cb6);

        btn1 = (Button)findViewById(R.id.btn1);
        btn1.setOnClickListener(this);

        FloatingActionButton fab = (FloatingActionButton) findViewById(R.id.fab);
        fab.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                Snackbar.make(view, "Replace with your own action", Snackbar.LENGTH_LONG)
                        .setAction("Action", null).show();
            }
        });
    }

    public void onClick(View v) {
        String a = "";
        if (cb1.isChecked()) {
            a += "Bahasa Java\n";

        }
        if (cb2.isChecked()) {
            a += "Bahasa PHP\n";

        }
        if (cb3.isChecked()) {
            a += "Bahasa C++\n";

        }
        if (cb4.isChecked()) {
            a += "Bahasa Laravel\n";
        }
        if (cb5.isChecked()) {
            a += "Bahasa Phyton\n";
        }
        if (cb6.isChecked()) {
            a += "Bahasa Javascript\n";
        }
        if (cb1.isChecked() && cb2.isChecked())
        {
            Intent i = new Intent(MainActivity.this,halaman.class);
            startActivity(i);
        }

        Toast.makeText(this, "Anda memilih :  \n " + a,
                Toast.LENGTH_SHORT).show();
    }

        @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        // Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.menu_main, menu);
        return true;
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        // Handle action bar item clicks here. The action bar will
        // automatically handle clicks on the Home/Up button, so long
        // as you specify a parent activity in AndroidManifest.xml.
        int id = item.getItemId();

        //noinspection SimplifiableIfStatement
        if (id == R.id.action_settings) {
            return true;
        }

        return super.onOptionsItemSelected(item);
    }
}

kita pergi ke AndroidManifest.xml dan isikan seperti dibawah ini
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<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="unggulsaputra.com.checkbox" >

    <application
        android:allowBackup="true"
        android:icon="@mipmap/ic_launcher"
        android:label="@string/app_name"
        android:supportsRtl="true"
        android:theme="@style/AppTheme" >
        <activity
            android:name=".MainActivity"
            android:label="@string/app_name"
            android:theme="@style/AppTheme.NoActionBar" >
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
        <activity
            android:name="unggulsaputra.com.checkbox.halaman"
            android:label="@string/app_name"
            android:theme="@style/AppTheme.NoActionBar" >
            <intent-filter>
                <action android:name="unggulsaputra.com.checkbox.halaman" />

                <category android:name="android.intent.category.DEFAULT" />
            </intent-filter>
        </activity>
    </application>

</manifest>
action dan activity di bagian android:name diisikan dengan nama package ditambah dengan nama kelas
category android:name kita ubah menjadi DEFAULT

rpl sapra 2

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