59 lines
1.9 KiB
Swift
59 lines
1.9 KiB
Swift
import UIKit
|
|
|
|
class MessageCell : UITableViewCell {
|
|
var delegate: MessageCellDelegate?
|
|
var viewItem: ConversationViewItem? { didSet { update() } }
|
|
|
|
// MARK: Settings
|
|
class var identifier: String { preconditionFailure("Must be overridden by subclasses.") }
|
|
|
|
// MARK: Lifecycle
|
|
override init(style: UITableViewCell.CellStyle, reuseIdentifier: String?) {
|
|
super.init(style: style, reuseIdentifier: reuseIdentifier)
|
|
setUpViewHierarchy()
|
|
setUpGestureRecognizers()
|
|
}
|
|
|
|
required init?(coder: NSCoder) {
|
|
super.init(coder: coder)
|
|
setUpViewHierarchy()
|
|
setUpGestureRecognizers()
|
|
}
|
|
|
|
func setUpViewHierarchy() {
|
|
backgroundColor = .clear
|
|
let selectedBackgroundView = UIView()
|
|
selectedBackgroundView.backgroundColor = .clear
|
|
self.selectedBackgroundView = selectedBackgroundView
|
|
}
|
|
|
|
func setUpGestureRecognizers() {
|
|
// To be overridden by subclasses
|
|
}
|
|
|
|
// MARK: Updating
|
|
func update() {
|
|
preconditionFailure("Must be overridden by subclasses.")
|
|
}
|
|
|
|
// MARK: Convenience
|
|
static func getCellType(for viewItem: ConversationViewItem) -> MessageCell.Type {
|
|
switch viewItem.interaction {
|
|
case is TSIncomingMessage: fallthrough
|
|
case is TSOutgoingMessage: return VisibleMessageCell.self
|
|
case is TSInfoMessage: return InfoMessageCell.self
|
|
case is TypingIndicatorInteraction: return TypingIndicatorCellV2.self
|
|
default: preconditionFailure()
|
|
}
|
|
}
|
|
}
|
|
|
|
protocol MessageCellDelegate {
|
|
|
|
func getMediaCache() -> NSCache<NSString, AnyObject>
|
|
func handleViewItemLongPressed(_ viewItem: ConversationViewItem)
|
|
func handleViewItemTapped(_ viewItem: ConversationViewItem, gestureRecognizer: UITapGestureRecognizer)
|
|
func handleViewItemDoubleTapped(_ viewItem: ConversationViewItem)
|
|
func showFullText(_ viewItem: ConversationViewItem)
|
|
}
|