79 lines
2.6 KiB
Swift
79 lines
2.6 KiB
Swift
// Copyright © 2022 Rangeproof Pty Ltd. All rights reserved.
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import UIKit
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import PureLayout
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import SessionUIKit
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import SessionUtilitiesKit
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import NVActivityIndicatorView
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import SignalCoreKit
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class EmptySearchResultCell: UITableViewCell {
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private lazy var messageLabel: UILabel = {
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let result = UILabel()
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result.text = "CONVERSATION_SEARCH_NO_RESULTS".localized()
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result.themeTextColor = .textPrimary
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result.textAlignment = .center
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result.numberOfLines = 3
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return result
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}()
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private let spinner: NVActivityIndicatorView = {
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let result: NVActivityIndicatorView = NVActivityIndicatorView(
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frame: CGRect.zero,
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type: .circleStrokeSpin,
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color: .black,
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padding: nil
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)
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result.set(.width, to: 40)
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result.set(.height, to: 40)
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ThemeManager.onThemeChange(observer: result) { [weak result] theme, _ in
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guard let textPrimary: UIColor = theme.color(for: .textPrimary) else { return }
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result?.color = textPrimary
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}
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return result
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}()
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override init(style: UITableViewCell.CellStyle, reuseIdentifier: String?) {
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super.init(style: style, reuseIdentifier: reuseIdentifier)
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themeBackgroundColor = .clear
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selectionStyle = .none
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contentView.addSubview(messageLabel)
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messageLabel.autoSetDimension(.height, toSize: 150)
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messageLabel.autoPinEdge(toSuperviewMargin: .top, relation: .greaterThanOrEqual)
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messageLabel.autoPinEdge(toSuperviewMargin: .leading, relation: .greaterThanOrEqual)
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messageLabel.autoPinEdge(toSuperviewMargin: .bottom, relation: .greaterThanOrEqual)
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messageLabel.autoPinEdge(toSuperviewMargin: .trailing, relation: .greaterThanOrEqual)
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messageLabel.autoVCenterInSuperview()
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messageLabel.autoHCenterInSuperview()
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messageLabel.setContentHuggingHigh()
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messageLabel.setCompressionResistanceHigh()
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contentView.addSubview(spinner)
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spinner.autoCenterInSuperview()
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}
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required init?(coder aDecoder: NSCoder) {
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notImplemented()
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}
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public func configure(isLoading: Bool) {
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if isLoading {
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// Calling stopAnimating() here is a workaround for
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// the spinner won't change its colour as the theme changed.
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spinner.stopAnimating()
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spinner.startAnimating()
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messageLabel.isHidden = true
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}
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else {
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spinner.stopAnimating()
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messageLabel.isHidden = false
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}
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}
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}
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