134 lines
5.3 KiB
Swift
134 lines
5.3 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 SwiftUI
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struct RoundedBorderTextField: View {
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// MARK: - Properties
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var title: String?
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let placeHolder: String
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@Binding var text: String
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var footerText: String?
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var isError = false
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var isFirstResponder = false
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var configuration = UIKitTextInputConfiguration()
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@State var isSecureTextVisible = false
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var onTextChanged: ((String) -> Void)?
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var onEditingChanged: ((Bool) -> Void)?
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var onCommit: (() -> Void)?
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// MARK: Private
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@State private var isEditing = false
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@Environment(\.theme) private var theme: ThemeSwiftUI
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@Environment(\.isEnabled) private var isEnabled
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// MARK: Public
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var body: some View {
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VStack(alignment: .leading, spacing: -1) {
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if let title = self.title {
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Text(title)
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.foregroundColor(theme.colors.primaryContent)
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.font(theme.fonts.subheadline)
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.multilineTextAlignment(.leading)
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.padding(.bottom, 8)
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}
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ZStack(alignment: .leading) {
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if text.isEmpty {
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Text(placeHolder)
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.font(theme.fonts.callout)
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.foregroundColor(theme.colors.tertiaryContent)
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.lineLimit(1)
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.accessibilityHidden(true)
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}
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ThemableTextField(placeholder: "",
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text: $text,
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configuration: configuration,
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isSecureTextVisible: $isSecureTextVisible) { isEditing in
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self.isEditing = isEditing
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onEditingChanged?(isEditing)
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} onCommit: {
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onCommit?()
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}
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.makeFirstResponder(isFirstResponder)
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.addButton(isEnabled)
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.onChange(of: text) { newText in
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onTextChanged?(newText)
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}
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.frame(height: 30)
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.allowsHitTesting(isEnabled)
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.opacity(isEnabled ? 1 : 0.5)
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.accessibilityLabel(text.isEmpty ? placeHolder : "")
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}
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.padding(EdgeInsets(top: 8, leading: 8, bottom: 8, trailing: text.isEmpty ? 8 : 0))
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.background(RoundedRectangle(cornerRadius: 8).fill(theme.colors.background))
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.overlay(RoundedRectangle(cornerRadius: 8).stroke(borderColor, lineWidth: borderWidth))
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if let footerText = self.footerText {
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Text(footerText)
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.foregroundColor(isError ? theme.colors.alert : theme.colors.tertiaryContent)
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.font(theme.fonts.footnote)
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.multilineTextAlignment(.leading)
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.padding(.top, 8)
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.transition(.opacity)
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}
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}
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.animation(.easeOut(duration: 0.2))
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}
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/// The text field's border color.
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private var borderColor: Color {
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if isEditing {
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return theme.colors.accent
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} else if footerText != nil, isError {
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return theme.colors.alert
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} else {
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return theme.colors.quinaryContent
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}
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}
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/// The text field's border width.
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private var borderWidth: CGFloat {
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isEditing || (footerText != nil && isError) ? 2 : 1
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}
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}
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// MARK: - Previews
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struct TextFieldWithError_Previews: PreviewProvider {
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static var previews: some View {
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Group {
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sampleView.theme(.light).preferredColorScheme(.light)
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sampleView.theme(.dark).preferredColorScheme(.dark)
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}
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.padding()
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}
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static var sampleView: some View {
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VStack(alignment: .center, spacing: 20) {
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RoundedBorderTextField(title: "A title", placeHolder: "A placeholder", text: .constant(""), footerText: nil, isError: false)
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RoundedBorderTextField(placeHolder: "A placeholder", text: .constant("Some text"), footerText: nil, isError: false)
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RoundedBorderTextField(title: "A title", placeHolder: "A placeholder", text: .constant("Some very long text used to check overlapping with the delete button"), footerText: "Some error text", isError: true)
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RoundedBorderTextField(title: "A title", placeHolder: "A placeholder", text: .constant("Some very long text used to check overlapping with the delete button"), footerText: "Some normal text", isError: false)
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RoundedBorderTextField(title: "A title", placeHolder: "A placeholder", text: .constant("Some very long text used to check overlapping with the delete button"), footerText: "Some normal text", isError: false)
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.disabled(true)
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Spacer().frame(height: 0)
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RoundedBorderTextField(title: "Password", placeHolder: "Enter your password", text: .constant(""), configuration: UIKitTextInputConfiguration(isSecureTextEntry: true))
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RoundedBorderTextField(title: "Password", placeHolder: "Enter your password", text: .constant("password"), configuration: UIKitTextInputConfiguration(isSecureTextEntry: true))
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}
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}
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}
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