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[Feature] Add Chat Typing Indicator (#399)
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61 changes: 61 additions & 0 deletions
61
...municationUIChat/Sources/Presentation/FluentUI/Wrapper/TypingParticipantAvatarGroup.swift
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,61 @@ | ||
| // | ||
| // Copyright (c) Microsoft Corporation. All rights reserved. | ||
| // Licensed under the MIT License. | ||
| // | ||
|
|
||
| import FluentUI | ||
| import UIKit | ||
|
|
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| class TypingParticipantAvatarGroup: UIView { | ||
|
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| private var group = MSFAvatarGroup(style: .stack, size: .xsmall) | ||
|
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| var avatars: [ParticipantInfoModel] = [] { | ||
| didSet { | ||
| setAvatars(data: avatars) | ||
| } | ||
| } | ||
|
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| private enum Constants { | ||
| static let avatarWidth: CGFloat = 16.0 | ||
| static let maxAvatarAllowed: Int = 2 | ||
| static let overflowCount: Int = 0 | ||
| } | ||
|
|
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| override init(frame: CGRect) { | ||
| super.init(frame: frame) | ||
| initAvatarGroup() | ||
| } | ||
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| required init?(coder: NSCoder) { | ||
| super.init(coder: coder) | ||
| initAvatarGroup() | ||
| } | ||
| } | ||
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| extension TypingParticipantAvatarGroup { | ||
| private func initAvatarGroup() { | ||
| group.state.overflowCount = Constants.overflowCount | ||
| group.state.style = .stack | ||
| // Max avatar shown would be 3 | ||
| group.state.maxDisplayedAvatars = Constants.maxAvatarAllowed | ||
| group.isAccessibilityElement = false | ||
| addSubview(group.view) | ||
| group.view.translatesAutoresizingMaskIntoConstraints = false | ||
| NSLayoutConstraint.activate([ | ||
| group.view.leftAnchor.constraint(equalTo: self.leftAnchor), | ||
| group.view.rightAnchor.constraint(equalTo: self.rightAnchor), | ||
| group.view.topAnchor.constraint(equalTo: self.topAnchor), | ||
| group.view.bottomAnchor.constraint(equalTo: self.bottomAnchor) | ||
| ]) | ||
| } | ||
|
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| private func setAvatars(data: [ParticipantInfoModel]) { | ||
| for participant in data { | ||
| let newAvatar = group.state.createAvatar() | ||
| newAvatar.primaryText = participant.displayName | ||
| newAvatar.isTransparent = false | ||
| newAvatar.isRingVisible = false | ||
| } | ||
| } | ||
| } |
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