146 lines
5.0 KiB
Swift
146 lines
5.0 KiB
Swift
// Copyright © 2022 Rangeproof Pty Ltd. All rights reserved.
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import UIKit
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import SessionUIKit
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import SessionUtilitiesKit
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extension ContextMenuVC {
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final class ActionView: UIView {
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private static let iconSize: CGFloat = 16
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private static let iconImageViewSize: CGFloat = 24
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private let action: Action
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private let dismiss: () -> Void
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private var didTouchDownInside: Bool = false
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// MARK: - UI
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private let iconImageView: UIImageView = {
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let result: UIImageView = UIImageView()
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result.contentMode = .center
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result.themeTintColor = .textPrimary
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result.set(.width, to: ActionView.iconImageViewSize)
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result.set(.height, to: ActionView.iconImageViewSize)
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return result
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}()
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private let titleLabel: UILabel = {
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let result: UILabel = UILabel()
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result.font = .systemFont(ofSize: Values.mediumFontSize)
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result.themeTextColor = .textPrimary
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return result
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}()
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// MARK: - Lifecycle
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init(for action: Action, dismiss: @escaping () -> Void) {
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self.action = action
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self.dismiss = dismiss
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super.init(frame: CGRect.zero)
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setUpViewHierarchy()
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}
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override init(frame: CGRect) {
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preconditionFailure("Use init(for:) instead.")
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}
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required init?(coder: NSCoder) {
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preconditionFailure("Use init(for:) instead.")
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}
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private func setUpViewHierarchy() {
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themeBackgroundColor = .clear
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iconImageView.image = action.icon?
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.resizedImage(to: CGSize(width: ActionView.iconSize, height: ActionView.iconSize))?
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.withRenderingMode(.alwaysTemplate)
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titleLabel.text = action.title
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// Stack view
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let stackView: UIStackView = UIStackView(arrangedSubviews: [ iconImageView, titleLabel ])
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stackView.axis = .horizontal
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stackView.spacing = Values.smallSpacing
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stackView.alignment = .center
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stackView.isLayoutMarginsRelativeArrangement = true
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let smallSpacing = Values.smallSpacing
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stackView.layoutMargins = UIEdgeInsets(
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top: smallSpacing,
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leading: smallSpacing,
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bottom: smallSpacing,
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trailing: Values.mediumSpacing
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)
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addSubview(stackView)
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stackView.pin(to: self)
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// Tap gesture recognizer
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let tapGestureRecognizer = UITapGestureRecognizer(target: self, action: #selector(handleTap))
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addGestureRecognizer(tapGestureRecognizer)
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}
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// MARK: - Interaction
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@objc private func handleTap() {
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action.work()
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dismiss()
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}
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override func touchesBegan(_ touches: Set<UITouch>, with event: UIEvent?) {
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guard
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isUserInteractionEnabled,
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let location: CGPoint = touches.first?.location(in: self),
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bounds.contains(location)
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else { return }
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didTouchDownInside = true
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themeBackgroundColor = .contextMenu_highlight
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iconImageView.themeTintColor = .contextMenu_textHighlight
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titleLabel.themeTextColor = .contextMenu_textHighlight
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}
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override func touchesMoved(_ touches: Set<UITouch>, with event: UIEvent?) {
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guard
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isUserInteractionEnabled,
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let location: CGPoint = touches.first?.location(in: self),
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bounds.contains(location),
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didTouchDownInside
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else {
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if didTouchDownInside {
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themeBackgroundColor = .clear
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iconImageView.themeTintColor = .contextMenu_text
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titleLabel.themeTextColor = .contextMenu_text
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}
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return
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}
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themeBackgroundColor = .contextMenu_highlight
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iconImageView.themeTintColor = .contextMenu_textHighlight
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titleLabel.themeTextColor = .contextMenu_textHighlight
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}
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override func touchesEnded(_ touches: Set<UITouch>, with event: UIEvent?) {
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if didTouchDownInside {
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themeBackgroundColor = .clear
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iconImageView.themeTintColor = .contextMenu_text
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titleLabel.themeTextColor = .contextMenu_text
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}
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didTouchDownInside = false
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}
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override func touchesCancelled(_ touches: Set<UITouch>, with event: UIEvent?) {
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if didTouchDownInside {
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themeBackgroundColor = .clear
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iconImageView.themeTintColor = .contextMenu_text
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titleLabel.themeTextColor = .contextMenu_text
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}
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didTouchDownInside = false
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}
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}
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}
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