Intent untuk kirim data antar Activity Android

1. sourcode java

- Form1.Java

package com.example.intentkirimdata;

import android.app.Activity;

import android.content.Intent;

import android.os.Bundle;

import android.view.View;

import android.view.View.OnClickListener;

import android.widget.Button;

import android.widget.EditText;

import android.widget.Toast;

public class Form1 extends Activity {

    @Override

    protected void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        setContentView(R.layout.activity_form1);

        Button btnKirimKeForm2 = (Button)findViewById(R.id.btnKirimKeForm2);

        final EditText txtKirimKeForm2 =(EditText)findViewById(R.id.editText1);

        btnKirimKeForm2.setOnClickListener(new OnClickListener() {

                    

              @Override

              public void onClick(View v) {

              // TODO Auto-generated method stub

              String  datanya= txtKirimKeForm2.getText().toString();

              // pastikan ada text yang di massukan   

              if(!datanya.isEmpty()){

              // buat objek intent

              Intent x = new Intent();

              x.putExtra("dari form 1",datanya);

              x.setClass(Form1.this, Form2.class);

              startActivity(x);

              txtKirimKeForm2.setText("");

              }

              else{

                     Toast.makeText(getApplication(), "isi data", Toast.LENGTH_SHORT)

                     .show();

                     }

              }

       });

       

    }

   

}

-    Form2.Java

package com.example.intentkirimdata;

import android.app.Activity;

import android.os.Bundle;

import android.widget.TextView;

public class Form2 extends Activity {

static String datana;

   @Override

   protected void onCreate(Bundle savedInstanceState) {

          super.onCreate(savedInstanceState);

          setContentView(R.layout.activity_form2);

          TextView txtDataDariForm1=(TextView)findViewById(R.id.textView1);

          Bundle extras=getIntent().getExtras();

          // ambil data intent dengan key "dari form 1"

       datana=extras.getString("dari form 1");

       // tampikan data dari form 1

       txtDataDariForm1.setText(datana);

   }

}

2. File Xml

- activity_form1

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"

    xmlns:tools="http://schemas.android.com/tools"

    android:layout_width="match_parent"

    android:layout_height="match_parent"

    android:paddingBottom="@dimen/activity_vertical_margin"

    android:paddingLeft="@dimen/activity_horizontal_margin"

    android:paddingRight="@dimen/activity_horizontal_margin"

    android:paddingTop="@dimen/activity_vertical_margin"

    tools:context=".Form1" >

    <EditText

        android:id="@+id/editText1"

        android:layout_width="match_parent"

        android:layout_height="wrap_content"

       android:ems="10" >

        <requestFocus android:layout_width="match_parent" />

    </EditText>

    <Button

        android:id="@+id/btnKirimKeForm2"

        android:layout_width="match_parent"

        android:layout_height="wrap_content"

        android:layout_alignLeft="@+id/editText1"

        android:layout_below="@+id/editText1"

        android:text="Kirim Ke Form 2" />

</RelativeLayout>

-activity_form2

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"

    xmlns:tools="http://schemas.android.com/tools"

    android:layout_width="match_parent"

    android:layout_height="match_parent"

    android:paddingBottom="@dimen/activity_vertical_margin"

    android:paddingLeft="@dimen/activity_horizontal_margin"

    android:paddingRight="@dimen/activity_horizontal_margin"

    android:paddingTop="@dimen/activity_vertical_margin"

    tools:context=".Form2" >

    <TextView

        android:id="@+id/textView1"

        android:layout_width="match_parent"

        android:layout_height="wrap_content"

        android:layout_alignParentBottom="true"

        android:layout_alignParentLeft="true"

        android:layout_alignParentTop="true"

        android:layout_marginBottom="330dp"

        android:text="x"

        android:textAppearance="?android:attr/textAppearanceLarge" />

</RelativeLayout>

3. Running Demo

 - Tampilan Awal

-    Misal saya isi text dengan edy , dan tekkan button

Dan pada saat pindah ke form 2 akan muncul text yang di tulis pada form 1