Use search field style from Compound. (#839)

This commit is contained in:
Doug
2023-04-28 11:59:40 +01:00
committed by GitHub
parent c96ccd0f26
commit 18766d5852
10 changed files with 16 additions and 114 deletions
@@ -1,105 +0,0 @@
//
// Copyright 2023 New Vector 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
/// The presentation that the search field should be styled to work with.
enum SearchableStyle {
/// The search field is styled for presentation inside of a `List` with the `.plain` style.
case list
/// The search field is styled for presentation inside of a `Form`.
case form
/// The colour of the search field's placeholder text and icon.
var placeholderColor: UIColor { .element.tertiaryContent }
/// The tint colour of the search text field which is applied to the caret and text selection.
var textFieldTintColor: UIColor { UIColor(.element.brand) }
/// The background colour of the search text field.
var textFieldBackgroundColor: UIColor {
switch self {
case .list:
return .element.system
case .form:
return UIColor(.element.formRowBackground)
}
}
}
extension View {
/// Styles the search bar text field added to the view with the `searchable` modifier.
/// - Parameter style: The presentation of the search bar to match the style to.
func searchableStyle(_ style: SearchableStyle) -> some View {
// Ported from Riot iOS as this is the only reliable way to get the exact look we want.
// However this is fragile and tied to gutwrenching the current UISearchBar internals.
introspectSearchController { searchController in
let searchTextField = searchController.searchBar.searchTextField
// Magnifying glass icon.
let leftImageView = searchTextField.leftView as? UIImageView
leftImageView?.tintColor = style.placeholderColor
// Placeholder text.
let placeholderLabel = searchTextField.value(forKey: "placeholderLabel") as? UILabel
placeholderLabel?.textColor = style.placeholderColor
// Text field.
searchTextField.backgroundColor = style.textFieldBackgroundColor
searchTextField.tintColor = style.textFieldTintColor
// Hide the effect views so we can the rounded rect style without any materials.
let effectBackgroundTop = searchTextField.value(forKey: "_effectBackgroundTop") as? UIView
effectBackgroundTop?.isHidden = true
let effectBackgroundBottom = searchTextField.value(forKey: "_effectBackgroundBottom") as? UIView
effectBackgroundBottom?.isHidden = false
}
}
}
struct SearchableStyle_Previews: PreviewProvider {
static var previews: some View {
NavigationStack {
List {
ForEach(0..<10, id: \.self) { index in
Text("Item \(index)")
}
}
.listStyle(.plain)
.searchable(text: .constant(""))
.searchableStyle(.list)
}
.tint(.element.accent)
NavigationStack {
Form {
Section("Settings") {
Button("Some Row") { }
.labelStyle(FormRowLabelStyle())
}
.formSectionStyle()
Section("More Settings") {
Toggle("Some Setting", isOn: .constant(true))
.tint(.element.brand)
.labelStyle(FormRowLabelStyle())
}
.formSectionStyle()
}
.background(Color.element.formBackground.ignoresSafeArea())
.scrollContentBackground(.hidden)
.searchable(text: .constant(""))
.searchableStyle(.form)
}
.tint(.element.accent)
}
}
@@ -44,7 +44,7 @@ struct UserProfileCell: View {
if !user.isVerified {
HStack(alignment: .firstTextBaseline, spacing: 4) {
Text(Image(systemName: "exclamationmark.circle.fill"))
.foregroundColor(.compound.textActionCritical)
.foregroundColor(.compound.textCriticalPrimary)
Text(L10n.screenStartChatUnknownProfile)
.foregroundColor(.secondary)