Скачать или смотреть SwiftUI Modal View - A Comprehensive Guide to Modally Presenting Views

Learn how to effectively present modal views in SwiftUI using built-in modifiers without UIKit. Discover simple examples and helpful tips for an improved UI experience.
---
This video is based on the question https://stackoverflow.com/q/71026740/ asked by the user 'BPS' ( https://stackoverflow.com/u/18114757/ ) and on the answer https://stackoverflow.com/a/71032376/ provided by the user 'Gal' ( https://stackoverflow.com/u/17825220/ ) at 'Stack Overflow' website. Thanks to these great users and Stackexchange community for their contributions.

Visit these links for original content and any more details, such as alternate solutions, latest updates/developments on topic, comments, revision history etc. For example, the original title of the Question was: SwiftUI modal view

Also, Content (except music) licensed under CC BY-SA https://meta.stackexchange.com/help/l...
The original Question post is licensed under the 'CC BY-SA 4.0' ( https://creativecommons.org/licenses/... ) license, and the original Answer post is licensed under the 'CC BY-SA 4.0' ( https://creativecommons.org/licenses/... ) license.

If anything seems off to you, please feel free to write me at vlogize [AT] gmail [DOT] com.
---
SwiftUI Modal View - A Comprehensive Guide to Modally Presenting Views

When working with SwiftUI, one common user interface need is presenting modals or sheets. Developers often have questions about the best way to modally show a SwiftUI view from various classes or structures, especially when they might be accustomed to using UIHostingController from UIKit. But, fear not! SwiftUI offers a more streamlined way to achieve this without relying on UIKit.

In this post, we'll explore how to present modal views in SwiftUI, discussing different options and providing clear examples for better understanding.

Presenting Modal Views in SwiftUI

1. Using sheet

SwiftUI provides a simple way to present a modal view using the sheet modifier. This allows you to display another view as a modal, which users can easily dismiss.

Example: Basic Sheet Presentation

Here's how you can implement a basic modal presentation:

[[See Video to Reveal this Text or Code Snippet]]

In this example:

We declared a state variable called showSheet to control the visibility of the modal.

The button toggles the value of showSheet, which determines when SheetView is presented.

SheetView contains a dismiss button that allows users to close the modal.

2. Full-Screen Presentation

If you want the modal view to cover the entire screen, you can use the fullScreenCover modifier. This is particularly useful for scenarios where you want more space or a different user experience when displaying content.

Example: Full-Screen Cover Presentation

Here’s how to implement a full-screen modal:

[[See Video to Reveal this Text or Code Snippet]]

In this example, fullScreenCover replaces the sheet, and SheetView remains almost identical. When the button is pressed, the complete screen is covered by SheetView, resulting in a different visual flow.

3. Custom Modal Logic

Sometimes, developers might want more control over the modal presentation, such as animating its appearance. Here’s a custom implementation of presenting modals:

[[See Video to Reveal this Text or Code Snippet]]

In this example, we add a background to the modal view that enhances the user experience, making the modal appear more sophisticated.

Conclusion

SwiftUI simplifies the process of presenting modal views with its built-in modifications like sheet and fullScreenCover. By using these tools, developers can create beautiful and user-friendly interfaces that adapt smoothly to various needs. Whether you choose to use a simple sheet or a full-screen cover, the possibilities in SwiftUI are boundless.

As you continue to explore SwiftUI, remember that these modal presentation techniques are just the tip of the iceberg. Keep experimenting to find the best solutions for your applications!