mirror of
https://github.com/MessageKit/MessageKit.git
synced 2026-02-06 19:03:19 +00:00
Nathan Tannar
68 lines
2.7 KiB
Swift
68 lines
2.7 KiB
Swift
/*
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MIT License
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Copyright (c) 2017-2019 MessageKit
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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*/
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import UIKit
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extension UIViewController {
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func updateTitleView(title: String, subtitle: String?, baseColor: UIColor = .white) {
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let titleLabel = UILabel(frame: CGRect(x: 0, y: -2, width: 0, height: 0))
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titleLabel.backgroundColor = UIColor.clear
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titleLabel.textColor = baseColor
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titleLabel.font = UIFont.systemFont(ofSize: 15)
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titleLabel.text = title
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titleLabel.textAlignment = .center
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titleLabel.adjustsFontSizeToFitWidth = true
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titleLabel.sizeToFit()
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let subtitleLabel = UILabel(frame: CGRect(x: 0, y: 18, width: 0, height: 0))
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subtitleLabel.textColor = baseColor.withAlphaComponent(0.95)
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subtitleLabel.font = UIFont.systemFont(ofSize: 12)
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subtitleLabel.text = subtitle
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subtitleLabel.textAlignment = .center
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subtitleLabel.adjustsFontSizeToFitWidth = true
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subtitleLabel.sizeToFit()
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let titleView = UIView(frame: CGRect(x: 0, y: 0, width: max(titleLabel.frame.size.width, subtitleLabel.frame.size.width), height: 30))
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titleView.addSubview(titleLabel)
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if subtitle != nil {
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titleView.addSubview(subtitleLabel)
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} else {
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titleLabel.frame = titleView.frame
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}
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let widthDiff = subtitleLabel.frame.size.width - titleLabel.frame.size.width
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if widthDiff < 0 {
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let newX = widthDiff / 2
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subtitleLabel.frame.origin.x = abs(newX)
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} else {
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let newX = widthDiff / 2
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titleLabel.frame.origin.x = newX
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}
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navigationItem.titleView = titleView
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}
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}
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