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Improvements to title view in media viewer.

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This commit is contained in:
Igor Solomennikov
2025-12-02 15:46:35 -08:00
committed by GitHub
parent b173b247c8
commit 851636ac18
1 changed files with 23 additions and 13 deletions
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36
Signal/src/ViewControllers/MediaGallery/MediaPageViewController.swift
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@@ -587,29 +587,34 @@ class MediaPageViewController: UIPageViewController {
private lazy var headerNameLabel: UILabel = {
let label = UILabel()
label.textAlignment = .center
label.textColor = .Signal.label
if #available(iOS 26, *) {
label.font = .dynamicTypeSubheadlineClamped.semibold()
// "semibold" fonts aren't dynamic anymore - have to track changes manually.
label.registerForTraitChanges([ UITraitPreferredContentSizeCategory.self ]) { (label: UILabel, _) in
label.font = .dynamicTypeSubheadlineClamped.semibold()
}
} else {
label.font = UIFont.regularFont(ofSize: 15)
label.adjustsFontSizeToFitWidth = true
label.minimumScaleFactor = 0.8
}
label.textAlignment = .center
label.adjustsFontSizeToFitWidth = true
label.minimumScaleFactor = 0.8
return label
}()
private lazy var headerDateLabel: UILabel = {
let label = UILabel()
label.textAlignment = .center
label.textColor = .Signal.label
if #available(iOS 26, *) {
label.font = .dynamicTypeSubheadlineClamped
label.font = .dynamicTypeCaption1Clamped
label.adjustsFontForContentSizeCategory = true
} else {
label.font = .regularFont(ofSize: 11)
label.adjustsFontSizeToFitWidth = true
label.minimumScaleFactor = 0.8
}
label.textAlignment = .center
label.adjustsFontSizeToFitWidth = true
label.minimumScaleFactor = 0.8
return label
}()
@@ -621,27 +626,32 @@ class MediaPageViewController: UIPageViewController {
let containerView = UIView()
if #available(iOS 26, *) {
// Can't return `glassEffectView` as `headerView` because UINavigationBar stretches it to fill width.
let glassEffectView = UIVisualEffectView(effect: UIGlassEffect(style: .regular))
let glassEffect = UIGlassEffect(style: .regular)
glassEffect.isInteractive = true
let glassEffectView = UIVisualEffectView(effect: glassEffect)
glassEffectView.cornerConfiguration = .capsule()
glassEffectView.translatesAutoresizingMaskIntoConstraints = false
glassEffectView.contentView.addSubview(stackView)
let contentInset = UIEdgeInsets(hMargin: 24, vMargin: 4)
NSLayoutConstraint.activate([
stackView.topAnchor.constraint(equalTo: glassEffectView.topAnchor, constant: contentInset.top),
stackView.topAnchor.constraint(greaterThanOrEqualTo: glassEffectView.topAnchor, constant: contentInset.top),
stackView.centerYAnchor.constraint(equalTo: glassEffectView.centerYAnchor),
stackView.leadingAnchor.constraint(equalTo: glassEffectView.leadingAnchor, constant: contentInset.leading),
stackView.trailingAnchor.constraint(equalTo: glassEffectView.trailingAnchor, constant: -contentInset.trailing),
stackView.bottomAnchor.constraint(equalTo: glassEffectView.bottomAnchor, constant: -contentInset.bottom),
])
containerView.addSubview(glassEffectView)
NSLayoutConstraint.activate([
glassEffectView.topAnchor.constraint(greaterThanOrEqualTo: containerView.topAnchor),
glassEffectView.centerYAnchor.constraint(equalTo: containerView.centerYAnchor),
glassEffectView.topAnchor.constraint(equalTo: containerView.topAnchor),
glassEffectView.leadingAnchor.constraint(greaterThanOrEqualTo: containerView.leadingAnchor),
glassEffectView.centerXAnchor.constraint(equalTo: containerView.centerXAnchor),
glassEffectView.bottomAnchor.constraint(equalTo: containerView.bottomAnchor),
])
// On iOS 26 navigation bar is transparent and can accomodate `titleView` of any height.
// Set minimum height to default 44pts thus allowing it to grow with font size.
containerView.heightAnchor.constraint(greaterThanOrEqualToConstant: 44).isActive = true
} else {
containerView.addSubview(stackView)
NSLayoutConstraint.activate([