Скачать или смотреть How to Make UISearchController Act Like a UIButton in Swift

Discover how to seamlessly transition to a new view when tapping a `UISearchController` in your Swift app, creating an intuitive user experience.
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This video is based on the question https://stackoverflow.com/q/66246774/ asked by the user 'Crown43' ( https://stackoverflow.com/u/13900850/ ) and on the answer https://stackoverflow.com/a/66247121/ provided by the user 'Nick' ( https://stackoverflow.com/u/10996077/ ) at 'Stack Overflow' website. Thanks to these great users and Stackexchange community for their contributions.

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Transforming Your UISearchController into a UIButton

If you're diving into the world of Swift and creating your first application, you may have encountered a challenge with utilizing UISearchController effectively. In particular, how can you make a search bar act like a button, transitioning the user to a different view when tapped? This is a common scenario for developers wanting to enhance user interaction seamlessly. Let's explore how to implement this functionality step by step.

Understanding the UISearchController

The UISearchController is a powerful component that allows users to conduct searches within your app. It's typically used within a navigation bar or view controller, but you might want to add additional functionality, such as navigating to a new screen when the search bar is tapped.

Initial Setup

You've likely started by adding a search bar to your navigation item as shown below:

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While this setup displays the search bar beautifully, the next step is to enhance it with additional logic.

Making the Transition: Step-by-Step

1. Set the Search Bar Delegate

To enable interaction, the first step is to connect the search bar to your view controller by setting its delegate. This connection allows your controller to respond to search bar events.

Add the following line to your addSearchBar function:

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This tells the UISearchController that your view controller will handle its events.

2. Conform to UISearchBarDelegate

Next, your view controller needs to conform to the UISearchBarDelegate. You can do this by adding the protocol to your class definition:

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3. Implement the Delegate Method

Now, to react to the search bar being tapped, you need to implement the searchBarShouldBeginEditing method. This method is called whenever the user attempts to edit the search text.

Here's how to set it up:

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In this method, you can add your logic to programmatically transition to another view or view controller. By returning false, you also prevent the keyboard from appearing, thereby mimicking the behavior of a button.

Example Transition Code

Here is an example of what transitioning to another view controller might look like:

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

Conclusion

By following these steps, you can effectively manipulate the UISearchController to behave like a UIButton. This enhancement can significantly improve user experience and streamline navigation within your app, making it more intuitive and responsive.

Feel free to experiment with your implementation, and welcome to the exciting journey of app development in Swift!