Check box digunakan untuk memilih lebih dari satu, biasanya digunakan untuk
data pribadi atau quesioner. Langsung saja kita praktekkan
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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>
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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>
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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);
}
}
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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>
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action
dan activity di bagian android:name diisikan
dengan nama package ditambah dengan nama kelas
category
android:name kita ubah menjadi DEFAULT