3/31/2023 0 Comments Ios plain text editor![]() In this chapter, we will show you how to use both TextEditor and TextField for handling multiline input. In iOS 16, Apple further improved the built-in TextField to support multiline input. This TextEditor enables developers to display and edit multiline text in your apps. In iOS 14, Apple introduced a new component called TextEditor for the SwiftUI framework. To support multiline input, you still need to wrap a UITextView from the UIKit framework and make it available to your SwiftUI project by adopting the UIViewRepresentable protocol. The first version of SwiftUI, released along with iOS 13, didn't come with a native UI component for a multiline text field. Open the Document.Working with TextEditor and Multiline Text Fields All you have to do is add a property to store the text. The data model for this project is simple. Set the LSHandlerRank value to Alternate to ensure this text editor isn’t the default text editor for all plain text files.In the Additional document type properties section, set the CFBundleTypeRole value to Editor so people can edit documents.ain-text is the UTI (Uniform Type Identifier) for plain text files. Enter ain-text in the Types text field.Enter PlainText in the Name text field.Click the disclosure triangle next to Document Types. Click the Info button at the top of the project editor to access the document types. Select the app target from the left side of the project editor. Select the project from the project navigator to open the project editor. You’re making a text editor, not a text viewer. You must configure the document type in Xcode so that the app is an editor of plain text files. Xcode initially sets the document type for an iOS document-based app to be a viewer of image files. Open the DocumentBrowserViewController.swift file and go to the didRequestDocumentCreationWithHandler function. You can choose a different name, but remember the name. ![]() You have to scroll down a bit to reach the Other section. Select Empty from the list of iOS file templates. Add an Empty Document FileĬhoose File > New > File to add a new file to the project. One last thing to do to create documents properly is to configure the document type in Xcode so that the app is an editor of plain text files. You’ll have to write some code to load the file from the app bundle. This file will be copied to the app bundle when building the project. The empty file should have the same file extension as the document’s. The easiest way to create a new document is to add an empty file to the project. You must write some code to create the document when someone taps the button. ![]() If you run the project, you’ll notice that tapping the Create Document button does nothing.
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