95 lines
2.7 KiB
Swift
95 lines
2.7 KiB
Swift
//
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// Copyright 2021-2024 New Vector Ltd.
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//
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// SPDX-License-Identifier: AGPL-3.0-only
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// Please see LICENSE in the repository root for full details.
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//
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import Foundation
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import UIKit
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class RoomMessageBubbleBackgroundView: UIView {
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// MARK: - Properties
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private var heightConstraint: NSLayoutConstraint?
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fileprivate weak var timestampView: UIView?
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// MARK: - Setup
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convenience init() {
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self.init(frame: CGRect.zero)
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}
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override init(frame: CGRect) {
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super.init(frame: frame)
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self.commonInit()
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}
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required init?(coder: NSCoder) {
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super.init(coder: coder)
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self.commonInit()
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}
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private func commonInit() {
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self.translatesAutoresizingMaskIntoConstraints = false
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self.layer.masksToBounds = true
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self.layer.cornerRadius = BubbleRoomCellLayoutConstants.bubbleCornerRadius
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}
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// MARK: - Public
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@discardableResult
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func updateHeight(_ height: CGFloat) -> Bool {
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if let heightConstraint = self.heightConstraint {
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guard heightConstraint.constant != height else {
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return false
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}
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heightConstraint.constant = height
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return true
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} else {
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let heightConstraint = self.heightAnchor.constraint(equalToConstant: height)
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heightConstraint.isActive = true
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self.heightConstraint = heightConstraint
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return true
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}
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}
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}
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// MARK: - TimestampDisplayable
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extension RoomMessageBubbleBackgroundView: TimestampDisplayable {
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func addTimestampView(_ timestampView: UIView) {
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self.removeTimestampView()
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self.addTimestampView(timestampView, rightMargin: BubbleRoomCellLayoutConstants.bubbleTimestampViewMargins.right, bottomMargin: BubbleRoomCellLayoutConstants.bubbleTimestampViewMargins.bottom)
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self.timestampView = timestampView
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}
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func removeTimestampView() {
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self.timestampView?.removeFromSuperview()
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}
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func addTimestampView(_ timestampView: UIView,
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rightMargin: CGFloat,
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bottomMargin: CGFloat) {
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timestampView.translatesAutoresizingMaskIntoConstraints = false
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self.addSubview(timestampView)
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let trailingConstraint = timestampView.trailingAnchor.constraint(equalTo: self.trailingAnchor, constant: -rightMargin)
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let bottomConstraint = timestampView.bottomAnchor.constraint(equalTo: self.bottomAnchor, constant: -bottomMargin)
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NSLayoutConstraint.activate([
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trailingConstraint,
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bottomConstraint
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])
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}
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}
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