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AutoCompleteTextField
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AutoCompleteTextField
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// Simon Giesen, 24.09.24, Apache MIT License
import SwiftUI
struct AutoCompleteTextField: View {
@State private var searchText = ""
@State private var filteredSuggestions: [String] = []
var suggestions: [String]
var onSelect: (String) -> Void = { _ in }
var maxSuggestions: Int = 3
var autoCompleteCellHeight: CGFloat = 44.0
var body: some View {
VStack {
TextField("Search", text: $searchText, onEditingChanged: { _ in
filterSuggestions()
})
.padding(8) // Add padding inside the TextField
.background(Color.white) // Set background color
.overlay(
RoundedRectangle(cornerRadius: 0) // No rounded corners
.stroke(Color.gray, lineWidth: 1) // Simple gray border
)
.padding([.leading, .trailing], 10)
if !filteredSuggestions.isEmpty {
List(filteredSuggestions.prefix(maxSuggestions), id: \.self) { suggestion in
Text(suggestion)
.onTapGesture {
searchText = suggestion
onSelect(suggestion)
hideSuggestions()
}
.frame(height: autoCompleteCellHeight)
}
.listStyle(PlainListStyle())
.frame(maxHeight: CGFloat(filteredSuggestions.count) * autoCompleteCellHeight)
}
}
}
private func filterSuggestions() {
if searchText.isEmpty {
hideSuggestions()
} else {
filteredSuggestions = suggestions.filter { $0.lowercased().contains(searchText.lowercased()) }
}
}
private func hideSuggestions() {
filteredSuggestions.removeAll()
}
}
struct AutoCompleteTextField_Previews: PreviewProvider {
static var previews: some View {
AutoCompleteTextField(suggestions: ["Apple", "Banana", "Orange", "Peach", "Grape"]) { selected in
print("Selected: \(selected)")
}
}
}