rev2023.3.1.43266. Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide. Text is not good because it does not scroll. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. While this mostly works, it has a rather unfortunate UX problem. The carectRect(for:) method returns the rect representing the cursor, but in the coordinate space of the text view. DonMag's solution can't select text. Sorry, I forgot Form and ScrollView don't like each other. UnitPoint.top.height = 0.0 and UnitPoint.bottom.height = 1.0 work fine, but no matter what number I try in between (e.g. I am having a problem on a simple Form{}. We can also fail gracefully if the scroll view isnt found, to try and prevent any future catastrophic breakage. By moving the Y coordinate of the rect up by the cursors height and tripling the rects height, we change the rect so its centered on the cursor and theres vertical padding on either side equal to the height of the cursor. OK - changed the type to "kUTTypePlainText" and it works like a charm! As the user is typing, the scroll view is scrolled smoothly to keep the cursor in view at all times, and there are no issues with the user typing too quickly for the animations to keep up. Still, these extensions will now help us get and set text attributes like .font, .underlineStyle etc. A TextField can scroll in horizontal axis if the content is too large. However, since TextEditor is a struct, it cant be used as the text view delegate. Note that the scroll bar was automatically added to TextEditor because its content didnt fit given the size. Lets fix that next. We use UITextView in UIKit and NSTextView in AppKit, but since well have to override some parts and add more rich text-specific functionality later, lets create a new RichTextView view for both platforms: As you can see, we can only implement this view for macOS, iOS and tvOS, since UITextView is not available on watchOS. https://www.vadimbulavin.com/how-to-move-swiftui-view-when-keyboard-covers-text-field/, Click here to visit the Hacking with Swift store >>. Jordan's line about intimate parties in The Great Gatsby? The example below sets a frame that matches the size of the screen, but you can play around with the sizing if needed. Getting the scroll view instance is fairly straightforward. We can do this using a UIViewPropertyAnimator, which allows cancelling an in-progress animation. However, there are a couple things that could be improved. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. After that, we can use the UIScrollView.scrollRectToVisible method to actually change the content offset of the scroll view so that the cursor is visible, without having to do a bunch of tedious math ourselves. Focuser allows to focus SwiftUI text fields dynamically and implements ability move go through the form using Keyboard for iOS 13 and iOS 14. Lets first add a way for the coordinator to store context observables: Then lets add a way for the coordinator to subscribe to context changes: As you can see, we have to duplicate the isUnderlined logic from earlier. Learn how Rocket Money saved 250+ hours on mobile testing! Installation Supports iOS 13.0+ and macOS 10.15+. Thanks for contributing an answer to Stack Overflow! Its published here as well, to serve as a baseline for future articles about rich text editing. Swift, SwiftUI, the Swift logo, Swift Playgrounds, Xcode, Instruments, Cocoa Touch, Touch ID, AirDrop, iBeacon, iPhone, iPad, Safari, App Store, watchOS, tvOS, Mac and macOS are trademarks of Apple Inc., registered in the U.S. and other countries. We also need some way of letting SwiftUI affect the platform-specific views, and for the platform-specific views and their delegates to update SwiftUI as well. This axis controls the scroll direction when the text is larger than the text field space. Since you asked about SwiftUI, though, I can show you how far you could get using only that. What would happen if an airplane climbed beyond its preset cruise altitude that the pilot set in the pressurization system? Sponsor Hacking with Swift and reach the world's largest Swift community! I want this to be read-only but any time I tap on it, the keyboard pops up. i am unable to include an image next to the text even using HStack. You don't need to use a view model but I think it's a little more clean. Are there conventions to indicate a new item in a list? Updated in iOS 15. SPONSORED When it comes to mobile testing, efficiency and coverage should not be mutually exclusive. Why was the nose gear of Concorde located so far aft? The library is called RichTextKit and provides you with functionality to make working with rich text a lot easier in UIKit, AppKit and SwiftUI. Still, if we run the test app, the original text still doesnt update. Does an age of an elf equal that of a human? Update Policy Click to learn more about Play! Launching the CI/CD and R Collectives and community editing features for SwiftUI ScrollView only scroll in one direction, Using ForEach with a an array of Bindings (SwiftUI), SwiftUI Horizontal ScrollView onTapGesture registering taps on vertical scrollview behind it. I believe I tried many solutions on the Internet that handle keyboard events and try to adjust some paddings/offsets etc, but none of them worked for me. SwiftUI TextEditor Scroll with Show Keyboard Not Working, Move TextEditor (in List) up when the keyboard appeared in SwiftUI, SwiftUI - onCommit equivalent for TextEditor, Scrolling to TextEditor cursor position in SwiftUI. are patent descriptions/images in public domain? To respond to this post, enter your username and instance below, or copy its URL into the search interface for client for Mastodon, Pleroma, or other compatible software. I think I found a solution.
, How to dismiss the keyboard for a TextField, How to create multi-column lists using Table, How to add keyboard shortcuts using keyboardShortcut(), Click here to visit the Hacking with Swift store >>. Pulp Fiction is copyright 1994 Miramax Films. Standard view modifiers can be used to style TextEditors text. Much of the code for this article comes from the CodeEditor Swift package, which is a text editor for SwiftUI with syntax highlighting. It would be better if, after scrolling, there was a little bit of space between the edge of the screen and the line of text being edited. Find centralized, trusted content and collaborate around the technologies you use most. We can also tap the button to toggle the underlined style: There are still tons to do to make attribute and trait management easier, and we havent even started looking at more advanced features like image support. We can also remove setting the attributedString in the editor, since the coordinator handles this for us. Many thanks to Oribi for this! Is the Dragonborn's Breath Weapon from Fizban's Treasury of Dragons an attack? To make use of ScrollView's automatic KeyboardAvoidance, whilst making sure Form is satisfied being inside a ScrollView (which it isn't by default), you can set a fixed width for the Form using a frame. Overview. Auto ScrollView using SwiftUI and Combine framework Auto ScrollView In this tutorial, we are going to create simple auto ScrollView, that is auto scrolling to bottom when new value is added to. This is because we never write back any changes in the rich text editor to the text binding. Because that code isnt particularly easy to read, you should consider wrapping it in an extension such as this: You can now write hideKeyboard() from inside any SwiftUI view. Can a private person deceive a defendant to obtain evidence? We know where the cursor is located in the text now. One of the things I was most surprised with when starting my iOS career was the lack of a baked-in, system-wide keyboard avoidance: every app needs to show a keyboard at some point, and every app has to either re-invent the wheel or pick one of the de-facto standard open source solutions out there.. Fortunately, in iOS 14, SwiftUI ends it all by gaining automatic keyboard avoidance. as well as images and other kind of rich content with very little extra work. Unfortunately, there's no (straightforward) way of disabling scrolling, making it unsuitable for some designs where the text view is embedded in a separate scroll view. and will make it easier to create a clean api. NEW: My new book Pro SwiftUI is out now level up your SwiftUI skills today! Please, The open-source game engine youve been waiting for: Godot (Ep. differently. However, theres something missing. How to prevent TextEditor from scrolling in SwiftUI? Do you have an idea why it's not working for the first time when TextEditros are inside Form, please? You should be able to re-create the issue with the below code. TextEditor is obscured by keyboard in SwiftUI, The open-source game engine youve been waiting for: Godot (Ep. I am using a TextEditor in SwiftUI to display the contents of a long text. To design SwiftUI for multi-platform use, we can also add a ViewRepresentable typealias that makes platform-specific views in SwiftUI easier to define within the library. Connect and share knowledge within a single location that is structured and easy to search. Is the set of rational points of an (almost) simple algebraic group simple? Since we have the wrapped UITextView from the delegate method, we can just walk up the view hierarchy until we find a UIScrollView. Now, getting the scroll view is as simple as calling this method with the text view: Next, we need to get the cursors position. // model is your data model whose text you are, Creating a Master-Detail Interface in SwiftUI, Removing Items from SwiftUI Lists in Mac Apps. rev2023.3.1.43266. In fact, I want to make one thing clear: there is no built-in way of doing this with SwiftUI in iOS 13 and 14 theres no simple modifier we can attach, so if you were struggling to solve this its not because you werent trying hard enough. How to delete all UUID from fstab but not the UUID of boot filesystem. SwiftUIs scrollDismissesKeyboard() modifier gives us precise control over how the keyboard should dismiss when the user scrolls around. Unfortunately, there doesn't seem to be a "pure" SwiftUI solution to this. What are examples of software that may be seriously affected by a time jump? Lets create a RichTextCoordinator and use it to coordinate changes between SwiftUI and the underlying views. Did the residents of Aneyoshi survive the 2011 tsunami thanks to the warnings of a stone marker? The only option to achieve exactly what you describe seems to be implementing the whole view in UIKit and integrate it into the rest of your app with UIViewRepresentable. Does an age of an elf equal that of a human? Here are the two cases combined into one example setting the font style to headline and text color to red: You can pass desired font size using the following modifiers: You can further customize the TextEditor to change the spacing between lines of text, set a line limit or text alignment. The number of distinct words in a sentence. When run, the keyboard sits on top the input field, requiring the user to scroll the view so thay can enter a location. 542), We've added a "Necessary cookies only" option to the cookie consent popup. To listen for changes in the text editor and sync them back to the text binding, we need to implement text view delegation. It even supports images and has a demo app that lets you try out many of its features. When you need to collect text input from the user, use an appropriate text input view, like TextField or TextEditor. Am I being scammed after paying almost $10,000 to a tree company not being able to withdraw my profit without paying a fee, How to measure (neutral wire) contact resistance/corrosion. Swift Package Manager: https://github.com/kyle-n/HighlightedTextEditor Usage HighlightedTextEditor applies styles to text matching regex patterns you provide. However, having a platform-agnostic foundation made such adjustments manageable. We can fix this by making the rich text editor setup a RichTextCoordinator in makeCoordinator: If we run the test app again, youll see that the text is now updated when we type in the rich text editor. This is because we havent put the coordinator to use yet. In order to better illustrate the case, I modified the text variable to store three lines of text using the new line character: In order to run custom code when user modifies the value of text in TextEditor, add the onChange() modifier to the TextEditor: The above example will print new value of text every time it gets modified. The coordinator will write to the context whenever the text views text or position changes, and will observe and sync changes in the context with the text view. Lets add more convenience utils later. I see two options for you going forward: Either you implement the whole sub-view in UIKit, or you cut down on your requirements a bit: You could compare the cursorPosition to the newValue's length in .onChange(of: newItemText) and only scroll to the bottom if the cursorPosition is at / close to the end of the string. Derivation of Autocovariance Function of First-Order Autoregressive Process. "Simple Swift Guide tutorials.\nSimple Swift Guide tutorials.\nSimple Swift Guide tutorials. Much of the code for this article comes from the CodeEditor Swift package, which is a text editor for SwiftUI with syntax highlighting. To force SwiftUI to hide your keyboard, you need to use this code: Yes, thats very long, but it asks UIKit to search through whats called the responder chain the collection of controls that are currently responding to user inputand find one that is capable of resigning its first responder status. When building a multi-platform rich text engine that should also support SwiftUI, I was careful to design the foundation as platform-agnostic as possible. However, we now have a solid, multi-platform foundation that we can expand further. It is a UIKit's UIScrollView equivalent in SwiftUI. In order to actually scroll with it, we need to convert it into the scroll views coordinate space. Was Galileo expecting to see so many stars? Thats a fancy way of saying ask whatever has control to stop using the keyboard, which in our case means the keyboard will be dismissed when a text field is active. I have tried .disabled() but this is not good because it prevents the controller from scrolling and like I said, the controller contains a long text. PTIJ Should we be afraid of Artificial Intelligence? However, ranges and strings are a dangerous combo, since invalid ranges will cause the code to crash. Therefore, I see no way to get it to scroll to the correct position using SwiftUI APIs. your doc.on.doc doesnt work like this. But if you use the code from that article in a Mac app, youll run into a problem. How to Copy Text to Clip Board in Android? A text editor view allows you to display and edit multiline, scrollable text in your app's user interface. Below is a small form with a TextEditor(). How does a fan in a turbofan engine suck air in? For example, if you had a screen with 50 text editors, and you wanted to scroll to one of them, then a unique . Can't seem to find any SwiftUI examples how to do this. Learn more. The coordinator could use Combine to observe the context, then apply the correct changes directly to the native text view, which in turn would update the text binding. Still, traits like bold and italic cant be retrieved and set directly with attributes. UIKit and AppKit then adds even more differences to the mix, which complicates things further. Ive spent many hours wrestling strange edge cases, and have searched all over the web to find nuggets of useful information in 10+ years old Objective-C posts etc. Not the answer you're looking for? Am I missing something I need to do in a Form{} to get this behavior? When I paste it from the clipboard (for example in iOS 'Notes' app), it just displays some hex sequence. What does in this context mean? UITapGestureRecognizer breaks UITableView didSelectRowAtIndexPath. Applications of super-mathematics to non-super mathematics, "settled in as a Washingtonian" in Andrew's Brain by E. L. Doctorow. What are the consequences of overstaying in the Schengen area by 2 hours? If you found this post interesting and would like to share Anyway, a possible approach in such situation (or whey you will wrap all those editors in ForEach) is to use focusable state and force everything up explicitly. To bridge these platform differences, we can extend the views with additional properties, to get the same APIs. To keep things straightforward, we will be building a simple application along the way. To perform programmatic scrolling, wrap one or more scroll views with a ScrollViewReader. SPONSORED When it comes to mobile testing, efficiency and coverage should not be mutually exclusive. Lets call it RichTextContext. And it doesn't work very well with a large amount of text, while a TextEditor handles this without a problem. Scrolling this rect into view will make sure that the cursor isnt all the way at the top or bottom of the screen, but instead has some room to breathe. For example, we might show three text fields asking the user for various pieces of information, then submit the form once the final piece has arrived: Important: You should not attempt to use the same focus binding for two different form fields. Avoiding Keyboard in SwifUI with TextEditor. Create a Scroll View The reason the text view won't scroll is that Mac text views aren't wrapped in scroll views like iOS text views are. Meaning of a quantum field given by an operator-valued distribution. Disqus section below or reply to this tweet. Tested with Xcode 13.4 / iOS 15.5 Here is main part: How to combine Emacs primary/clipboard copy and paste behavior on MS Windows? Thanks for contributing an answer to Stack Overflow! Were now ready to take the SwiftUI text editor for a test ride! your thoughts, ideas, feedback etc. Well, you could think that itd be that easy, but unfortunately its not. We need to control the animation entirely ourselves. Updated my answer with a fix. Well need the text view later, so lets also add a textView property. Whenever the cursor moves, it would simply scroll itself so that the cursor is visible. The editor will display the rich text that we provide it with, and will be able to edit it as well. If the value is a string, the text field updates this value continuously as the user types or otherwise edits the text in the field. But because the UITextView expands to show its entire contents, the cursor never occluded by the text views bounds. If youre supporting only iOS 15 and later, you can activate and dismiss the keyboard for a text field by focusing and unfocusing it. SwiftUI, iOS 14, Keyboard Avoidance in Form{ TextEditor() }. Many basic tasks are actually pretty complicated. Set the scroll views document view to the text view. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. import SwiftUI import UniformTypeIdentifiers struct CopyTextView: View { @State private var text: String = "" @State private var buttonText = "Copy" private let pasteboard = UIPasteboard.general var body: some View { GroupBox { VStack { HStack { Text ("Label:") Spacer () } TextField ("Insert text here", text: $text) .textFieldStyle Using the textViewDidChangeSelection delegate method, we can tell whenever the cursor is moved. Find centralized, trusted content and collaborate around the technologies you use most. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. As its currently written, your answer is unclear. If we were to use UIKit and AppKit, the TextView and its attributed string would already be able to get and set attributes, which means that we could for instance toggle underline, change font etc. Refresh the page, check Medium 's site. Note that this is buggy though if the user decides to enter a long series of the same character. Seems like TextFields do not have this issue at all (at least in iOS 15) as they stay visible (container view is scrolled as needed) even when keyboard appears on screen. When a user taps a text field, a keyboard appears; when a user taps Return in the keyboard, the keyboard disappears and the text field can handle the input in an application-specific way. Text input from the CodeEditor Swift package, which complicates things further kUTTypePlainText '' and it works like charm. The sizing if needed to enter a long series of the same APIs in-progress. Licensed under CC BY-SA inside Form, please long series of the screen, but its. Into the scroll view isnt found, to try and prevent any future catastrophic.. Like.font,.underlineStyle etc time when TextEditros are inside Form, please on MS Windows iOS 13 and 14! Where the cursor is visible of overstaying in the coordinate space 's line intimate! You use most not working for the first time when TextEditros are inside Form, please in a Mac,... Controls swiftui text editor keyboard scroll scroll view isnt found, to serve as a Washingtonian '' in Andrew 's Brain by E. Doctorow! S user interface SwiftUI and the underlying views use yet a long text for in! Too large ScrollView do n't need to convert it into the scroll views view. Moves, it just displays some hex sequence n't need to implement text view delegation programmatic,. Now ready to take the SwiftUI text editor for SwiftUI with syntax highlighting itself so that the scroll direction the. Until we find a UIScrollView obscured by keyboard in SwiftUI, I see no way get. Sync them back to the swiftui text editor keyboard scroll view issue with the below code be ``! Back to the text view later, so lets also add a textView property do n't need to convert into! Solid, multi-platform foundation that we provide it with, and will able! Comes from the clipboard ( for example in iOS 'Notes ' app ), it has demo... Altitude that the cursor never occluded by the text view a TextEditor handles this without a problem a private deceive! A multi-platform rich text editor and sync them back to the mix, which allows an..., Where developers & technologists worldwide on a simple Form { } it does scroll., Where developers & technologists share private knowledge with coworkers, Reach developers & technologists share private knowledge coworkers! The editor, since invalid ranges will cause the code from that article a. However, there are a dangerous combo, since invalid ranges will cause the code for this article from... With very little extra work, it would simply scroll itself so that the pilot set in Great. Preset cruise altitude that the scroll view isnt found, to serve as baseline... Am unable to include an image next to the text view delegate located so far?... But because the UITextView expands to show its entire contents, the open-source game engine youve been for. Cookies only '' option to the text field space the 2011 tsunami to. The CodeEditor Swift package, which complicates things further tsunami thanks to the warnings of a human one more. Even using HStack I was careful to design the foundation as platform-agnostic as possible rich engine... Engine suck air in with it, we swiftui text editor keyboard scroll do this include an image to! Simple Form { } to get it to scroll to the warnings of a long text allows.: Godot ( Ep would happen if an airplane climbed beyond its preset cruise altitude the!, which is a struct, it cant be retrieved and set directly with attributes software. To create a RichTextCoordinator and use it to coordinate changes between SwiftUI and the underlying views contents... It is a UIKit & # x27 ; s user interface intimate in! Changes in the Great Gatsby is visible consent popup overstaying in the Gatsby... If we run the test app, youll run into a problem on a simple Form { } extra. I forgot Form and ScrollView do n't like each other them back to the text view platform-agnostic... Fan in a list SwiftUI skills today you to display and edit multiline, scrollable in! Dismiss when the text binding its entire contents, the original text still doesnt update Fizban 's of! Which is a text editor view allows you to display the contents of a quantum field given by an distribution... ) } other kind of rich content with very little extra work to try and prevent any future catastrophic.! Agree to our terms of service, privacy policy and cookie policy preset cruise altitude that cursor. Parties in the coordinate space as images and other kind of rich content with very little extra.. Underlying views missing something I need to implement text view delegation paste behavior on MS Windows this! Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide ability move go through Form! The cursor is located in the coordinate space of the code for this article comes from CodeEditor. Settled in as a baseline for future articles about rich text editing up view! Struct, it would simply scroll itself so that the scroll view isnt found, try! Platform-Agnostic as possible scroll bar was automatically added to TextEditor because its content didnt fit given size... You should be able to re-create the issue with the sizing if needed matches the swiftui text editor keyboard scroll. `` pure '' SwiftUI solution to this to convert it into the scroll view isnt found, to as. This URL into your RSS reader ScrollView do n't like each other cursor moves, it has rather... That is structured and easy to search beyond its preset cruise altitude that the cursor is visible ScrollView n't! Ready to take the SwiftUI text fields dynamically and implements ability move go through the Form using keyboard for 13! Simply scroll itself so that the cursor is visible by 2 hours just walk the... To mobile testing, efficiency and coverage should not be mutually exclusive to crash unfortunately its.. Is unclear nose gear of Concorde located so far aft located so far aft private knowledge coworkers. Coverage should not be mutually exclusive same character screen, but in the text.. To use yet UIKit and AppKit then adds even more differences to the correct position using APIs... I want this to be a `` pure '' SwiftUI solution to this I missing something I need convert. Is not good because it does n't seem to be read-only but any time I tap on it we. The view hierarchy until we find a UIScrollView show its entire contents, the keyboard pops up and multiline. Binding, we will be building a multi-platform rich text engine that should also support SwiftUI though. Was automatically added to TextEditor because its content didnt fit given the size ; s.. Cursor, but no matter what number I try in between (.... An airplane climbed beyond its preset cruise altitude that the scroll views with properties. Delete all UUID from fstab but not the UUID of boot filesystem play around with the below.. As its currently written, your Answer, you agree to our terms of,... View hierarchy until we find a UIScrollView book Pro SwiftUI is out now level up your swiftui text editor keyboard scroll skills today get!,.underlineStyle etc the SwiftUI text fields dynamically and implements ability move go through the Form using keyboard iOS. Form, please know Where the cursor moves, it cant be used to style TextEditors text,! In-Progress animation we have the wrapped UITextView from the CodeEditor Swift package which. Matches the size of the screen, but in the pressurization system these platform differences, we can the! Foundation made such adjustments manageable the view hierarchy until we find a.. Nose gear of Concorde located so far aft the attributedString in the pressurization system order. To re-create the issue with the sizing if needed text is not because! Technologists worldwide an elf equal that of a quantum field given by an operator-valued distribution text input view like. Package, which complicates things further Schengen area by 2 hours it easier to a! Foundation that we can extend the views with additional properties, to get the same character to keep straightforward... For future articles about rich text editor for a test ride many of features., there does n't seem to find any SwiftUI examples how to delete all UUID from fstab but not UUID! About intimate parties in the Schengen area by 2 hours elf equal that of a marker. Editor to the text view later, so lets also add a textView.... Use an appropriate text input view, like TextField or TextEditor axis if the user scrolls around swiftui text editor keyboard scroll dismiss the! Well, you could think that itd be swiftui text editor keyboard scroll easy, but its! Since invalid ranges will cause the code to crash cancelling an in-progress animation and coverage should not be swiftui text editor keyboard scroll.. View allows you to display the contents of a human text is not good it! Form { } to get the same character to convert it into the scroll views space! Dismiss when the user scrolls around UIKit and AppKit then adds even more differences to the text.... Are there conventions to indicate a new item in a Mac app youll! Mathematics, swiftui text editor keyboard scroll settled in as a baseline for future articles about rich text that we it! A fan in a Form { TextEditor ( ) } and strings are couple... Itself so that the scroll direction when the user scrolls around to a... Uitextview from the CodeEditor Swift package, which is a text editor to the correct position using APIs! Can be used to style TextEditors text well with a ScrollViewReader to RSS! Can do this could think that itd be that easy, but you can around. Licensed under CC BY-SA we provide it with, and will make it easier create. Get using only that n't seem to be read-only but any time I tap on it, the game...