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Reduce the width of URL previews on 4" devices.

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This commit is contained in:
Doug
2021-09-16 16:41:21 +01:00
parent 272173ff0c
commit e2a0b5fc23
8 changed files with 40 additions and 18 deletions
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Riot/Modules/Room/Views/URLPreviews/URLPreviewView.swift
+26 -12
View File
@@ -33,6 +33,8 @@ class URLPreviewView: UIView, NibLoadable, Themable {
private enum Constants {
/// The fixed width of the preview view.
static let width: CGFloat = 267.0
/// A reduced width available for use on 4" devices.
static let reducedWidth: CGFloat = 230
}
// MARK: - Properties
@@ -48,22 +50,33 @@ class URLPreviewView: UIView, NibLoadable, Themable {
}
}
/// The total width available for the view to layout.
/// Note: The view's width will be the largest `Constant` that fits this size.
var availableWidth: CGFloat = 375 {
didSet {
// TODO: adjust values when using RoomBubbleCellData's maxTextViewWidth property
widthConstraint.constant = availableWidth <= 320 ? Constants.reducedWidth : Constants.width
}
}
weak var delegate: URLPreviewViewDelegate?
@IBOutlet weak var imageView: UIImageView!
@IBOutlet weak var closeButton: UIButton!
@IBOutlet private weak var imageView: UIImageView!
@IBOutlet private weak var closeButton: UIButton!
@IBOutlet weak var textContainerView: UIView!
@IBOutlet weak var siteNameLabel: UILabel!
@IBOutlet weak var titleLabel: UILabel!
@IBOutlet weak var descriptionLabel: UILabel!
@IBOutlet private weak var textContainerView: UIView!
@IBOutlet private weak var siteNameLabel: UILabel!
@IBOutlet private weak var titleLabel: UILabel!
@IBOutlet private weak var descriptionLabel: UILabel!
@IBOutlet weak var loadingView: UIView!
@IBOutlet weak var loadingActivityIndicator: UIActivityIndicatorView!
@IBOutlet private weak var loadingView: UIView!
@IBOutlet private weak var loadingActivityIndicator: UIActivityIndicatorView!
// The constraint that determines the view's width
@IBOutlet private weak var widthConstraint: NSLayoutConstraint!
// Matches the label's height with the close button.
// Use a strong reference to keep it around when deactivating.
@IBOutlet var siteNameLabelHeightConstraint: NSLayoutConstraint!
@IBOutlet private var siteNameLabelHeightConstraint: NSLayoutConstraint!
/// Returns true when `titleLabel` has a non-empty string.
private var hasTitle: Bool {
@@ -114,8 +127,9 @@ class URLPreviewView: UIView, NibLoadable, Themable {
closeButton.setImage(closeButtonAsset.image, for: .normal)
}
static func contentViewHeight(for preview: URLPreviewData?) -> CGFloat {
sizingView.frame = CGRect(x: 0, y: 0, width: Constants.width, height: 1)
static func contentViewHeight(for preview: URLPreviewData?, fitting maxWidth: CGFloat) -> CGFloat {
sizingView.availableWidth = maxWidth
sizingView.frame = CGRect(x: 0, y: 0, width: sizingView.widthConstraint.constant, height: 1)
// Call render directly to avoid storing the preview data in the sizing view
if let preview = preview {
@@ -127,7 +141,7 @@ class URLPreviewView: UIView, NibLoadable, Themable {
sizingView.setNeedsLayout()
sizingView.layoutIfNeeded()
let fittingSize = CGSize(width: Constants.width, height: UIView.layoutFittingCompressedSize.height)
let fittingSize = CGSize(width: sizingView.widthConstraint.constant, height: UIView.layoutFittingCompressedSize.height)
let layoutSize = sizingView.systemLayoutSizeFitting(fittingSize)
return layoutSize.height