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BPKNavigationTab.swift
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BPKNavigationTab.swift
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/*
* Backpack - Skyscanner's Design System
*
* Copyright 2018 Skyscanner Ltd
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import SwiftUI
struct BPKNavigationTab: View {
let text: String
let icon: BPKIcon?
let selected: Bool
let style: BPKNavigationTabGroup.Style
let onClick: () -> Void
init(
_ text: String,
icon: BPKIcon? = nil,
selected: Bool = false,
style: BPKNavigationTabGroup.Style = .default,
onClick: @escaping () -> Void
) {
self.text = text
self.icon = icon
self.selected = selected
self.style = style
self.onClick = onClick
}
var body: some View {
Button(action: onClick) {
HStack(spacing: .md) {
if let icon {
BPKIconView(icon)
}
Text(text)
.font(BPKFontStyle.label2.font)
.lineLimit(1)
}
.padding(.horizontal, .base)
}
.buttonStyle(
NavigationTabStyle(
style: style,
selected: selected
)
)
.accessibilityAddTraits(selected ? [.isSelected] : [])
.if(!BPKFont.enableDynamicType, transform: {
$0.sizeCategory(.large)
})
}
}
struct BPKNavigationTab_Previews: PreviewProvider {
static var previews: some View {
VStack {
HStack {
BPKNavigationTab("Explore", icon: .explore, selected: true) {}
BPKNavigationTab("Flights", icon: .flight) {}
}
HStack {
BPKNavigationTab("Explore", icon: .explore, selected: true, style: .onDark) {}
BPKNavigationTab("Flights", icon: .flight, style: .onDark) {}
}
.padding()
.background(.surfaceContrastColor)
}
}
}