50 lines
1.7 KiB
Swift
50 lines
1.7 KiB
Swift
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final class MessagesTableView : UITableView {
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var keyboardHeight: CGFloat = 0
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// Overriding contentInset and adjustedContentInset is to keep them from changing when the
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// conversation view controller is dismissed.
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override var contentInset: UIEdgeInsets {
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get { UIEdgeInsets(top: 0, leading: 0, bottom: MessagesTableView.baselineContentInset + keyboardHeight, trailing: 0) }
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set { }
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}
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override var adjustedContentInset: UIEdgeInsets {
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get { UIEdgeInsets(top: 0, leading: 0, bottom: MessagesTableView.baselineContentInset + keyboardHeight, trailing: 0) }
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set { }
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}
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private static let baselineContentInset = Values.mediumSpacing
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override init(frame: CGRect, style: UITableView.Style) {
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super.init(frame: frame, style: style)
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initialize()
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}
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required init?(coder: NSCoder) {
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super.init(coder: coder)
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initialize()
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}
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private func initialize() {
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register(VisibleMessageCell.self, forCellReuseIdentifier: VisibleMessageCell.identifier)
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register(InfoMessageCell.self, forCellReuseIdentifier: InfoMessageCell.identifier)
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register(TypingIndicatorCell.self, forCellReuseIdentifier: TypingIndicatorCell.identifier)
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separatorStyle = .none
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backgroundColor = .clear
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showsVerticalScrollIndicator = false
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contentInsetAdjustmentBehavior = .never
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keyboardDismissMode = .interactive
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}
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override func gestureRecognizerShouldBegin(_ gestureRecognizer: UIGestureRecognizer) -> Bool {
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if gestureRecognizer == panGestureRecognizer {
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let v = panGestureRecognizer.velocity(in: self)
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return abs(v.x) < 160
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} else {
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return true
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}
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}
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}
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