#Flutter - Guide to Solve different kinds of Problems (Page - 20)

If you are getting difficulties drawing horizontal dash/dotted line with Flutter then see the example below and apply a similar class to your project. the output of the following Dart code looks like

Are you making an Audio player App with Flutter? Here is the example in which we have shown to list all the Audio files from local storage and SD Card. You can implement similarly to your project.

The attribute ’floatingActionButton’ of Scaffold() widget allows you to add only one floating action button, but if you do a simple trick, you can achieve a single screen with multiple floating action buttons.

There is no provision of dotted or dashed border line for containers in Flutter SDK yet. In this example, you can learn how to make border line for any kind of widget either its image, container, text on flutter.

To build an interactive app, you need to know every kind of Flutter tricks or codes. In this example, you will learn how to return data on mobile back button press or flutter widget button press.

When building Flutter apps, you often need to pass data to next page screen. In this example, I’m going to show how to pass data or variable value to another screen route.

For the interactive App user interface, some time we need to make status bar transparent. But whenever you make it transparent, its icon is not going to change color itself.

If you want to build a progress bar indicator that is either circular or linear different than the default progress bar indicator which looks more beautiful then see the example

See the example and learn how to use Image Picker from Gallery or Camera and upload files to the server using PHP. In this example, first, we choose the file and convert to base64 encoding and upload as a string and in the server.

In this example, I have shown to pick any kind of file and upload it to the PHP server. During uploading, it will show progress percentage, total size, and uploaded size.

When you are making a web-based app for mobiles, databases are on the servers, so you have to communicate with the server using REST API.

In this example, We have made a search bar which is appeared when the “Search” icon gets clicked at App Bar. When a user inputs any query, it gets the suggestion from PHP and MySQL server and shows in the app.