Check Activity result and onActivityResult
package app.test;
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;
class Activity1 extends Activity {
OnClickListener listener1 = null;
Button button1;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.row);
listener1 = new OnClickListener() {
public void onClick(View v) {
Bundle bundle = new Bundle();
bundle.putString("store", "Activity1");
Intent mIntent = new Intent();
mIntent.putExtras(bundle);
setResult(RESULT_OK, mIntent);
finish();
}
};
button1 = (Button) findViewById(R.id.button3);
button1.setOnClickListener(listener1);
String data=null;
Bundle extras = getIntent().getExtras();
if (extras != null) {
data = extras.getString("activityMain");
}
setTitle("Activity1:"+data);
}
}
class Activity2 extends Activity {
OnClickListener listener = null;
Button button;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.add_edit);
listener = new OnClickListener() {
public void onClick(View v) {
finish();
}
};
button = (Button) findViewById(R.id.button4);
button.setOnClickListener(listener);
setTitle("Activity2");
}
}
public class Test extends Activity {
OnClickListener listener1 = null;
OnClickListener listener2 = null;
Button button1;
Button button2;
static final int REQUEST_CODE = 1;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
listener1 = new OnClickListener() {
public void onClick(View v) {
Intent intent1 = new Intent(Test.this, Activity1.class);
intent1.putExtra("activityMain", "activityMain");
startActivityForResult(intent1, REQUEST_CODE);
}
};
listener2 = new OnClickListener() {
public void onClick(View v) {
setTitle("ActivityMain");
Intent intent2 = new Intent(Test.this, Activity2.class);
startActivity(intent2);
}
};
setContentView(R.layout.main);
button1 = (Button) findViewById(R.id.button1);
button1.setOnClickListener(listener1);
button2 = (Button) findViewById(R.id.button2);
button2.setOnClickListener(listener2);
setTitle("ActivityMain");
}
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
if (requestCode == REQUEST_CODE) {
if (resultCode == RESULT_CANCELED)
setTitle("OK");
else if (resultCode == RESULT_OK) {
String temp=null;
Bundle extras = data.getExtras();
if (extras != null) {
temp = extras.getString("store");
}
setTitle(temp);
}
}
}
}
// layout/main.xml
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:orientation="vertical" android:layout_width="fill_parent"
android:layout_height="fill_parent">
<Button android:id="@+id/button1"
android:layout_width="wrap_content"
android:layout_height="wrap_content" android:text="??button1" />
<Button android:id="@+id/button2"
android:layout_width="wrap_content"
android:layout_height="wrap_content" android:text="??button2" />
</LinearLayout>
// layout/row.xml
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:orientation="vertical" android:layout_width="fill_parent"
android:layout_height="fill_parent">
<Button android:id="@+id/button3"
android:layout_width="wrap_content"
android:layout_height="wrap_content" android:text="??button3" />
</LinearLayout>
// layout/add_edit.xml
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:orientation="vertical" android:layout_width="fill_parent"
android:layout_height="fill_parent">
<Button android:id="@+id/button4"
android:layout_width="wrap_content"
android:layout_height="wrap_content" android:text="??button4" />
</LinearLayout>
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