61 lines
2.1 KiB
Swift
61 lines
2.1 KiB
Swift
//
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// Copyright 2022-2024 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 SwiftUI
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/// Customized UISlider for SwiftUI.
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struct VoiceBroadcastSlider: UIViewRepresentable {
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@Binding var value: Float
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var minValue: Float = 0.0
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var maxValue: Float = 1.0
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var onEditingChanged : ((Bool) -> Void)?
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func makeUIView(context: Context) -> UISlider {
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let slider = UISlider(frame: .zero)
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slider.setThumbImage(Asset.Images.voiceBroadcastSliderThumb.image, for: .normal)
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slider.setMinimumTrackImage(Asset.Images.voiceBroadcastSliderMinTrack.image, for: .normal)
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slider.setMaximumTrackImage(Asset.Images.voiceBroadcastSliderMaxTrack.image, for: .normal)
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slider.minimumValue = Float(minValue)
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slider.maximumValue = Float(maxValue)
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slider.value = Float(value)
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slider.addTarget(context.coordinator, action: #selector(Coordinator.valueChanged(_:)), for: .valueChanged)
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slider.addTarget(context.coordinator, action: #selector(Coordinator.sliderEditingChanged(_:)), for: .touchUpInside)
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slider.addTarget(context.coordinator, action: #selector(Coordinator.sliderEditingChanged(_:)), for: .touchUpOutside)
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slider.addTarget(context.coordinator, action: #selector(Coordinator.sliderEditingChanged(_:)), for: .touchDown)
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return slider
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}
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func updateUIView(_ uiView: UISlider, context: Context) {
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uiView.value = Float(value)
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}
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func makeCoordinator() -> VoiceBroadcastSlider.Coordinator {
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Coordinator(parent: self, value: $value)
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}
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class Coordinator: NSObject {
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var parent: VoiceBroadcastSlider
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var value: Binding<Float>
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init(parent: VoiceBroadcastSlider, value: Binding<Float>) {
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self.value = value
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self.parent = parent
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}
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@objc func valueChanged(_ sender: UISlider) {
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self.value.wrappedValue = sender.value
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}
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@objc func sliderEditingChanged(_ sender: UISlider) {
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parent.onEditingChanged?(sender.isTracking)
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}
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}
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}
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