Android Alertdialog Example

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Android Alert Dialog Example

Java Code (AlertDialogAct)

import android.app.Activity; import android.content.DialogInterface; import android.content.Intent; import android.support.v7.app.AlertDialog; import android.os.Bundle; import android.view.View; import android.widget.Toast; public class AlertDialogAct extends Activity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_alert_dialog2); } public void next(View v) { AlertDialog ad= new AlertDialog.Builder(this) .setTitle("Alert Message") .setIcon(R.drawable.wechat) .setMessage("Hello! Alert Dialog ") .setPositiveButton("OK", new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { Toast.makeText(AlertDialogAct.this, "ok", Toast.LENGTH_SHORT).show(); } }) .setNegativeButton("CANCEL", new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { dialog.cancel(); } }) .setCancelable(false) .create(); ad.show(); } }

Layout XML code (activity_alert_dialog2)

<?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:orientation="vertical" 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="com.andro.tech.androidproject.AlertDialogAct">   <TextView android:layout_width="wrap_content" android:layout_height="wrap_content" android:textSize="30sp" android:textStyle="bold" android:layout_gravity="center" android:text="@string/alerttext" android:layout_marginBottom="120dp" /> <Button android:layout_width="match_parent" android:layout_height="wrap_content" android:text="Click For Diloag" android:onClick="next" android:layout_marginBottom="150dp"/> </LinearLayout> Output   

Android Alert Dialog snippet source code download

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