element-ios/Riot/Categories/UIButton.swift

52 lines
1.7 KiB
Swift

/*
Copyright 2019-2024 New Vector Ltd.
SPDX-License-Identifier: AGPL-3.0-only
Please see LICENSE in the repository root for full details.
*/
import UIKit
extension UIButton {
/// Enable multiple lines for button title.
///
/// - Parameter textAlignment: Title text alignement. Default `NSTextAlignment.center`.
func vc_enableMultiLinesTitle(textAlignment: NSTextAlignment = .center) {
guard let titleLabel = self.titleLabel else {
return
}
titleLabel.lineBreakMode = .byWordWrapping
titleLabel.numberOfLines = 0
titleLabel.textAlignment = textAlignment
}
/// Set background color as an image.
/// Useful to automatically adjust highlighted background if `adjustsImageWhenHighlighted` property is set to true or disabled background when `adjustsImageWhenDisabled`is set to true.
///
/// - Parameters:
/// - color: The background color to set as an image.
/// - state: The control state for wich to apply this color.
func vc_setBackgroundColor(_ color: UIColor, for state: UIControl.State) {
let image = UIImage.vc_image(from: color)
self.setBackgroundImage(image, for: state)
}
/// Shortcut to button label property `adjustsFontForContentSizeCategory`
@IBInspectable
var vc_adjustsFontForContentSizeCategory: Bool {
get {
return self.titleLabel?.adjustsFontForContentSizeCategory ?? false
}
set {
self.titleLabel?.adjustsFontForContentSizeCategory = newValue
}
}
/// Set title font and enable Dynamic Type support
func vc_setTitleFont(_ font: UIFont) {
self.vc_adjustsFontForContentSizeCategory = true
self.titleLabel?.font = font
}
}