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Delphi Programming Projects

Delphi Programming Projects

By : Duarte
4.2 (9)
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Delphi Programming Projects

Delphi Programming Projects

4.2 (9)
By: Duarte

Overview of this book

Delphi is a cross-platform programming language and software development kit that supports rapid application development for Microsoft Windows, Apple Mac OS X, Android, and iOS. With the help of seven practical projects, this book will guide you through the best practices, Delphi Run-Time Library (RTL) resources, and design patterns. Whether you use the Visual Component Library (VCL) or FireMonkey (FMX) framework, these design patterns will be implemented in the same way in Delphi, using Object Pascal. In the first few chapters, you will explore advanced features that will help you build rich applications using the same code base for both mobile and desktop projects. In addition to this, you’ll learn how to implement microservice architecture in Delphi. As you get familiar with the various aspects of Delphi, you will no longer need to maintain source code for similar projects, program business rules on screens, or fill your forms with data access components. By the end of this book, you will have gained an understanding of the principles of clean code and become proficient in building robust and scalable applications in Delphi.
Table of Contents (9 chapters)
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Sharing photos

FireMonkey's basic sharing service does not differ from the way we interact to take a photo; that is, we can use a standard action in our ActionList1 to create a new event where we share the photo you just took.

Now that our application is responsive and is properly recording the most important moments through photographs, let's share! Using the same example from previous recipes, we will now develop the button event we created with the SVG icon.

The following steps will show you how to share the photos using FireMonkey:

  1. Create a new action in the ActionList1, in the Media Library category, to display the share center. Select the ShowShareSheetAction1 action:
  1. The event is now different; in order to share, it is necessary to assign what you want to share. In our project, we will share a photo. For this, we must program the OnBeforeExecute event of this action:

The following is the code for the OnBeforeExecute event:

procedure TForm1.ShowShareSheetAction1BeforeExecute(Sender: TObject);
begin
ShowShareSheetAction1.Bitmap.Assign(ImgInsta.Bitmap);
end;
  1. Now, to finish, just assign the newly coded action the Action property of our button. You can use Structure pane and select the TSpeedButton (which has the TPath component is inside it) component with the Instagram logo. With everything ready, when taking a photo it will be filled through the TImage component that can be shared.

The following screenshot shows the form view at development time:

The following screenshot shows the form view running on an Android mobile:

Finally, the application images are still at design time in Delphi and are already running on an Android device.

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Delphi Programming Projects
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