Create and Customize UITextView Programmatically in Swift

In this short Swift code example, you will learn how to create and customize UITextView programmatically in Swift. The code example below will cover the following:

  • Create UITextView programmatically,
  • Position UITextView at a specific location within a view,
  • Position UITextView at the center of the view,
  • Change UITextView text color,
  • Change UITextView background color,
  • Set UITextView background colour in RGB,
  • Set UITextView font size and font color,
  • Set UITextView font style,
  • Enable and disable UITextView editing,
  • Capitalize UITextView text,
  • Make UITextView web links clickable,
  • Make UITextView text editable,
  • Make UITextView corners rounded.
  • Enable auto-correction and Spellcheck.
let textView = UITextView(frame: CGRect(x: 20.0, y: 90.0, width: 250.0, height: 100.0))
textView.contentInsetAdjustmentBehavior = .automatic
 
 textView.center = self.view.center
 textView.textAlignment = NSTextAlignment.justified
 textView.backgroundColor = UIColor.lightGray
 
 // Use RGB colour
 textView.backgroundColor = UIColor(red: 39/255, green: 53/255, blue: 182/255, alpha: 1)
 
 // Update UITextView font size and colour
 textView.font = UIFont.systemFont(ofSize: 20)
 textView.textColor = UIColor.white
 
 textView.font = UIFont.boldSystemFont(ofSize: 20)
 textView.font = UIFont(name: "Verdana", size: 17)
 
 // Capitalize all characters user types
 textView.autocapitalizationType = UITextAutocapitalizationType.allCharacters
 
 // Make UITextView web links clickable
 textView.isSelectable = true
 textView.isEditable = false
 textView.dataDetectorTypes = UIDataDetectorTypes.link
 
 // Make UITextView corners rounded
 textView.layer.cornerRadius = 10
 
 // Enable auto-correction and Spellcheck
 textView.autocorrectionType = UITextAutocorrectionType.yes
 textView.spellCheckingType = UITextSpellCheckingType.yes
 // myTextView.autocapitalizationType = UITextAutocapitalizationType.None
 
 // Make UITextView Editable
 textView.isEditable = true
 
 self.view.addSubview(textView)

For more Swift code examples and tutorials, please check the Swift Code Examples page on this website.


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