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Last updated on 28th Jan 2023, Artciles, Blog

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Divan Singh (Java Developer )

Divan Singh is a Java developer and contributes in-depth articles on various big data technologies. He also has experience with Hadoop, microservices, Commvault, and a few BI tools. And he has expertise in Python, R, Java, Ruby, Pig, SQL, Hadoop, HDFS, Yarn, Mahout, Pig, Hive, Spark, Power BI, SSRS, Tableau, BOBJ, and Cognos.

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    • In this article you will learn:
    • 1.Android AlertDialog.
    • 2.Components for AlertDialog.
    • 3.Android AlertDialog Example.
    • 4.Alert Dialog Methods.
    • 5.A Steps for Creating an Alert Dialog Android Application.
    • 6.Custom Alert Dialog.
    • 7.Conclusion.

Android AlertDialog:

  • In Android, an AlertDialog activates conversation to a consumer with the messages and buttons to carry out an motion to continue in addition withinside a software.
  • It presents an Alert message to warn users, and in line with response(yes/no), a subsequent step is processed.Android AlertDIalog is a sub-elegance of Dialog elegance .

Components for AlertDialog:

AlertDialog in an Android software incorporates three regions:

Title: In Android Alerts, could show the name with up to a few buttons, a custom layout, a listing of a selectable items, or a message primarily based totally at need. And the name is be optional.If need to give a simple message or question, then the name isn’t always be required.

Content Area: This presentations the message. It may be listing or custom layouts are relying at necessities.

Action Button: This presentations are motion buttons for a consumer interaction.There must now no longer be greater than a 3 motion buttons in AlertDialog, and positive, negative, and neutral.Positive is used to simply the accept and hold with a motion. Negative to cancel the motion.Neutral is used while a consumer desires to continue with motion however unnecessarily intends to the cancel.

Android AlertDialog Example:

So, created a brand new venture with the clean pastime referred to as a MainActivity.After developing a venture MainActivity.java will appear to be a following:

Activity_main.xml: In this file, right here have a handiest a Button.

Activity Class: Here is a code to create and display a AlertDialog.Run an utility at the cellular tool and spot output.Click at an Alert Dialog button and may see the alternatives of YES and NO.Select No to nonetheless exist the withinside a app.Otherwise, stop from app.

Alert Dialog

Alert Dialog Methods:

Alert Dialog code has a three methods:

  • setTitle() technique for a showing Alert Dialog container Title.
  • setMessage() technique for a showing the message.
  • setIcon() technique is locate to set a icon on a Alert conversation container.
Components for AlertDialog

A Steps for Creating an Alert Dialog Android Application:

Below are stairs for Creating an Alert Dialog Android Application:

Step 1: Create the brand new project. After that, have got a java and XML report.

Step 2: Open an XML report after which upload a TextView for message as proven below.

Step 3: Now, open up an interest java report.After, on a create technique declaration, onbackpressed technique is known as while click on a returned button of the device.

Step 4: Create a item of Builder magnificence Using the AlertDialog.Builder. Now, set a Title, message.

Step 5: In the builder item set an effective Button now offers a button call and upload the OnClickListener of DialogInterface. Same as with bad Button, at last, create a Alert conversation Box with builder item after which display a Alert Dialog.

Step 6: Now if an effective button press end app goto out of the doors from the app if bad then end a conversation box.

Step 7: Now run it after which press a returned button.

Custom Alert Dialog:

The custom conversation makes use of aDIALOG to create custom alert in an android studio.Dialog show the small window i.e a popup which pulls a person interest over an interest earlier than they are retain shifting forward.

Conclusion:

This brings us to a quit of this blog. Discovered what Android AlertDialog is and the way to create the AlertDialog application. Desire the records shared is an informative.

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