uitableview height based on content swift

Configure table contents using the Storyboard: Provide section and row content programmatically: Show data from a Swift Array: Configure cells using cell styles: Using Custom cells: Grouping cells into sections: Making table cells reorderable . Swift 4.2 TableViewCell dynamic height programmatically. UITableView.automaticDimension not working Self-Sizing UITableView Cells with SwiftUI. Multiplying by -1.0 makes the content offset Y a positive number. The default value of this property is automatic Dimension, which causes the table view to choose an appropriate height based on your cell's content.. tableView.rowHeight = UITableView.automaticDimension tableView.estimatedRowHeight = 600 Setting the row height to UITableView.automaticDimension tells the table view to use the Auto Layout constraints and the contents of its cells to determine each cell's height. Update (9/16/2020): iOS 14 introduces issues related to keyboard safe area insets which basically make this approach invalid - it still works if your app is built with Xcode 11, but building with Xcode 12 will cause the cell layouts whose rects intersect with the keyboard rect to break. The 2019 Stack Overflow Developer Survey Results Are InHow can I disable the UITableView selection?UITableView cell's heightUsing Auto Layout in UITableView for dynamic cell layouts & variable row heightsHow to detect tableView cell touched or clicked in swiftExpand and Collapse tableview cellsTableView not displaying text with JSON data from . Use this property to specify a custom height for the cells in your table view. You actually do not need to override the delegate methods, you can set the estimatedRowHeight and rowHeight directly on the UITableView. However the assumption was that all cells in the table view had the same height. For the table view to do this, you must also provide estimatedRowHeight. Nicola Innocenti 2017-02-04 11:42:32 509 1 ios/ swift/ uitableview/ chat/ uitableviewautomaticdimension 提示: 本站收集StackOverFlow近2千万问答，支持中英文搜索，鼠标放在语句上弹窗显示对应的参考中文或英文，本站还提供中文简体中文繁体英文版本版本，有任何建议请联系yoyou2525 . Example 3: Resizing UITableView to fit content // Swift 5 and 4.2 solution without KVO, DispatchQueue, or setting constraints yourself. Create an empty project and go to it's viewController class . iOS UITableView 100% Programmatically in Swift 4.0 ... Improve this answer. Before a table view appears onscreen, it must compute the height of its content view, because it needs that information to configure scrolling-related parameters. We are going to create a project with is having UITableViewCell with a dynamic height of the row based on UITextView text length. self.tableview.rowHeight = UITableViewAutomaticDimension. 1. // This solution is based on Gulz's answer. register Nib in the ViewDidLoad function in tableViewController A note: I am a very novice programmer and am self-taught. Go to ViewDidLoad () method → Add contactsTableView as a subview of the main view. My struggle inspired me to write an updated tutorial on the process in Swift 5. Starter Project To kick things off, let's begin with the following starter . In this method, we construct a cell as if we were going to use it. [Also see this post on self sizing cells introduced in iOS 8 that makes this easier.] Nevertheless, between the lone Swift example and a few ancient Objective-C examples I was able to get it sorted out and create a custom view-based NSTableView. Here is what the completed ViewController looks like: // // ViewController.swift // Dynamic-Cell-Height // // Created by Barrett . Step 1: Set the section footer height as UITableView.automaticDimension. - Drag and drop a UITableView in your UIViewController class nib file. Let's see how to insert an UITableView into a UIScrollView and make the scrollView content height based on all of the UITableView items. Self-Sizing UITableView Cells with SwiftUI. Now let's put an UIStackView inside the ContentView and add the necessary constraints. Let's first create our cell (we will call it ExpandableFaqTableViewCell) This is how the xib should look like. CELL_CONTENT_MARGIN is the margin we want to use all the way around the cell as the content inset, and of course FONT_SIZE is the size of the font we want to use for the label text. Grouped UITableView with Shadow and Corner Radius? @nemecek-filip. The UITableView is a class we all have used at least once in our apps.. What could be the reason for this issue? In my xib I got a TableView with a header with a height of 42 for 1 line of . In a real project, you would have to request the data first, feed that data to the ViewModel, and then reload TableView on data update (check out the ways to pass data in iOS app here).. Next, we configure the tableViewDataSource: Once that is done we just handle it like a normal UITableView and UITableViewCelll no need to sizeToFit or calculate height for heightForRowAtIndexPath! Developing for iOS 8, so have taken out heightForRowAtIndexPath so the cell heights are adjusting properly. I have a UITableViewCell with 2 UILabels one below another, and they are both set to follow its content size. However, that would cause the following effect: The reason for the above weird effect is this: While we are scrolling, the scrollViewDidScroll(_:) method keeps being called repeatedly, and the new content offset Y value is added to the height on every single call.For instance, when the content offset Y gets the value -100 after . - Create a new project. Expandable UITableViewCell in Swift 5 (Simple Way) We will see how to create expandable tableview cells without using sections. Whenever possible, table views use height estimates for cells, headers, and footers to improve performance and scrolling behavior. Related example codes about Resizing UITableView to fit content code snippet. Solution 1: Just put self.tableview.sizeToFit() in cellForRowAt indexPath function. 1. Discussion. Go to ViewDidLoad () method → Add contactsTableView as a subview of the main view. Show activity on this post. on The dynamic height of UITextView inside UITableViewCell Swift. This tutorial demonstrates common use cases for the UITableView and UITableViewController classes. - Create an IBOutlet of UITableView. Before iOS8, this was not trivial since the system needed to know in advance the overall height of the table in order to set . In iOS 15, the separator view remains hidden but before iOS 15 it works well. The only area that is we had to change was the to implement the heightForRowAtIndexPath method. Here is what the completed ViewController looks like: // // ViewController.swift // Dynamic-Cell-Height // // Created by Barrett . Dynamic Height Issue for UITableView Cells (Swift) Swift 3 - Custom TableViewCell dynamic height - programatically . // This solution is based on Gulz's answer. Static UITableView's have very specific use cases. Make sure to set tableview height higher then you need. on The dynamic height of UITextView inside UITableViewCell Swift. . How I make apps like Instagram in iOS with swift — dynamic height based on image (Part 1) Daniel Partogi. And for good reason: it's a great way to represent array data on a mobile device. Here we are going to see how implement dynamic footer height for a UITableview footer based on the content of a UILabel. One such example could be 2017-08-07 09:46:44 1 210 ios / swift / uitableview / swift3 / header override func tableView(_ tableView: UITableView, heightForRowAt indexPath: IndexPath) -> CGFloat { return UITableView.automaticDimension } give top,bottom,leading and trailing to your lable inside content of tableview.Use below methods of table view Step 2: In estimated height for footer delegate assign an estimated value. . Let's see how to insert an UITableView into a UIScrollView and make the scrollView content height based on all of the UITableView items. For auto cell height in tableview in Swift 3.0 Write following 2 lines of code in viewDidLoad and before reload tableview : tableView.rowHeight = UITableViewAutomaticDimension tableView.estimatedRowHeight = 44 Following steps must to do otherwise label height will not be increase and so UITableiViewCell. UITableView is the bread and butter of iOS development. STEP #5: Add UITableView to the ContactsViewController. Note that you should be applying hte values to the cell as if you were using it. Updated for Swift 4. for the case of the question: Set View Table Partitions to 3. Resizing UITableView to fit content // Swift 5 and 4.2 solution without KVO, DispatchQueue, or setting constraints yourself. - Drag and drop a UITableView in your UIViewController class nib file. We'll see this with the help of an sample project. The only area that is we had to change was the to implement the heightForRowAtIndexPath method. Use this property to specify a custom height for the cells in your table view. Open the storyboard and for the CountryCell of the TableViewController, configure Custom as Cell Style: Drag two Labels and an Image View from the Library to the cell and place them like this: Select the Image View and configure the Content Mode Aspect Fill so that images are resized to fit into the image view: For both the Labels use Add New . These two examples would generally have static content, but that doesn't mean that they should not be able to change based on user input. UITableView - using Auto Layout programmatically. Jun '20. I will separate the article to multiple part because it's still under development and the length of the content is too much. This is a good solution if you don't have views below tableview. Go to contactsViewController.swift → Create a property called contactsTableView assign to a table view object by instantiating UITableView () constructor. swift by Mobile Star on Jul 09 2020 Donate Comment. By the end, you will know how to create tableview cells of dynamic height based on label content using AutoLayout. // 1) Create a subclass of UITableView: import UIKit final class ContentSizedTableView: UITableView { override var . The default value of this property is automatic Dimension, which causes the table view to choose an appropriate height based on your cell's content.. STEP #5: Add UITableView to the ContactsViewController. self.tableview.rowHeight = UITableViewAutomaticDimension. // This solution is based on Gulz's answer. If you create a self-sizing cell in Interface Builder, the table view changes the default row height to the value you set in Interface Builder. First we need to create our UITableView class that we will use into our storyboards or classes. In this post I am going to do a detailed walk through of setting up a table view cell with . Dynamically adjust the height of the tableview cell based on content , Swift 4: // Delegate & data source override func tableView(_ tableView: UITableView, heightForRowAt indexPath: IndexPath) -> CGFloat { return 2) in webViewDidFinishLoading you calculate the height of the content in the cell, and compose a dictionary with keys and values like . Dynamically change TableView Cell height in Swift. I have created a custom separator view for my UITableViewCell. Working for the most part, however I want to be able to change the margins between the UITableViewCell border and its elements such as textLabel and imageView, particularly the imageView. Part 3: View. This tutorial is based on Xcode 6.3.1. #define FONT_SIZE 14.0f #define CELL_CONTENT_WIDTH 320.0f #define CELL_CONTENT_MARGIN 10.0f The constant CELL_CONTENT_WIDTH is the width of the entire cell. answered Dec 9 '16 at 9:52. I am trying implement UITableViewcell dynamic height by its content using constraint, . var countArray = [0,0,0,0] { didSet { if isFailed { isLoading = false numberOfRows = 5 let addBy = 44 tableView.snp.updateConstraints { (make) in make.height . Add an empty tableview cell to the second section that you want to apply to dynamic cells, change the cell id as WiFiTableViewCell; create a new XIB file called WiFiTableViewCell. First we need to create our UITableView class that we will use into our storyboards or classes. tableView.rowHeight = UITableView.automaticDimension tableView.estimatedRowHeight = 600 When you set the row height as UITableViewAutomaticDimension , the table view is told to use the Auto Layout constraints and the contents of its cells to determine each cell's height. Go to contactsViewController.swift → Create a property called contactsTableView assign to a table view object by instantiating UITableView () constructor. height += 1; return height; } @end The implementation is your standard UITableView implementation. To change the height of tableView cell in ios dynamically, i.e resizing the cell according to the content available, we'll need to make use of automatic dimension property. - Create an IBOutlet of UITableView. If you create a self-sizing cell in Interface Builder, the table view changes the default row height to the value you set in Interface Builder. // This solution is based on Gulz's answer. Update (9/16/2020): iOS 14 introduces issues related to keyboard safe area insets which basically make this approach invalid - it still works if your app is built with Xcode 11, but building with Xcode 12 will cause the cell layouts whose rects intersect with the keyboard rect to break. // 1) Create a subclass of UITableView: import UIKit final class ContentSizedTableView: UITableView { override var contentSize:CGSize { didSet { invalidateIntrinsicContentSize() } } override var intrinsicContentSize: CGSize { layoutIfNeeded() return CGSize(width . Some of these use cases can be menu's or the settings of your app. Resizing UITableView to fit content. Use tableview's content size property to get the height of content in it: tableView.layoutIfNeeded let tblSize = tbl_Data.contentSize print (tbl_Data.contentSize.height) Share. We are going to create a project with is having UITableViewCell with a dynamic height of the row based on UITextView text length. Swift 3, iOS 10.3. The old way. Overview. // Swift 5 and 4.2 solution without KVO, DispatchQueue, or setting constraints yourself. Swift 4.2: // Delegate & data source. If I remember correctly, as of iOS 13, the default setting for table view cells is that they have their heights set to automatic. Discussion. Dynamic tableViewCell height . Once that is done we just handle it like a normal UITableView and UITableViewCelll no need to sizeToFit or calculate height for heightForRowAtIndexPath! Sometimes we need a UITableView with cells all equal in height, but sometimes we need dynamic height cells, each one having a different height, typically dependent on its own content.. :D . // Swift 5 and 4.2 solution without KVO, DispatchQueue, or setting constraints yourself. However, if you have, bottom tableview constraint will not be updated (I didn't try to fix it because I came up with . After the struggle for 1 day, we found the best solution. - Create a new project. Note that you should be applying hte values to the cell as if you were using it. I have posted a few times on handling dynamic type including the need to increase the height of table view rows as the font size grows. Follow this answer to receive notifications. You'll find yourself using UITableView quite often. Return to the ViewController and prepare the TableView.. First, we create the stored property ProfileViewModel and initialize it. In this method, we construct a cell as if we were going to use it. height += 1; return height; } @end The implementation is your standard UITableView implementation. tableView.rowHeight = UITableView.automaticDimension tableView.estimatedRowHeight = 600 When you set the row height as UITableViewAutomaticDimension , the table view is told to use the Auto Layout constraints and the contents of its cells to determine each cell's height. As I mentioned above, this is really simple to be achieved with Auto Layout. Use UIStackView !!!

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