101 lines
3.2 KiB
Swift
101 lines
3.2 KiB
Swift
//
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// TextViewWrapper.swift
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// SodaLive
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//
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// Created by klaus on 2023/08/10.
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//
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import SwiftUI
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struct TextViewWrapper: UIViewRepresentable {
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@Binding var text: String
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var placeholder: String
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var textColorHex: String
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var backgroundColorHex: String
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var notice: String? = nil
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func makeUIView(context: Context) -> UITextView {
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let view = UITextView()
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if let notice = notice {
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view.text = notice.trimmingCharacters(in: .whitespacesAndNewlines) != "" ? notice : placeholder
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view.textColor = notice.trimmingCharacters(in: .whitespacesAndNewlines) != "" ? UIColor(hex: textColorHex) : .placeholderText
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} else {
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view.text = text.trimmingCharacters(in: .whitespacesAndNewlines) != "" ? text : placeholder
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view.textColor = text.trimmingCharacters(in: .whitespacesAndNewlines) != "" ? UIColor(hex: textColorHex) : .placeholderText
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}
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view.font = UIFont(name: Font.medium.rawValue, size: 13.3)
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view.backgroundColor = backgroundColorHex.isEmpty ? .clear : UIColor(hex: backgroundColorHex)
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view.layer.cornerRadius = 6.7
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view.textContainerInset = UIEdgeInsets(top: 20, left: 13.3, bottom: 20, right: 13.3)
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view.delegate = context.coordinator
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return view
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}
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func updateUIView(_ uiView: UITextView, context: Context) {
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if text.trimmingCharacters(in: .whitespacesAndNewlines) != "" {
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uiView.text = text
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uiView.textColor = UIColor(hex: textColorHex)
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}
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}
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func makeCoordinator() -> Coordinator {
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Coordinator($text, placeholder: placeholder, textColorHex: textColorHex)
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}
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class Coordinator: NSObject {
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var text: Binding<String>
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var placeholder: String
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var textColorHex: String
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init(_ text: Binding<String>, placeholder: String, textColorHex: String) {
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self.text = text
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self.placeholder = placeholder
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self.textColorHex = textColorHex
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}
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}
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}
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extension TextViewWrapper.Coordinator: UITextViewDelegate {
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func textViewDidBeginEditing(_ textView: UITextView) {
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if textView.textColor == .placeholderText {
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DispatchQueue.main.async { [unowned self] in
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self.text.wrappedValue = ""
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textView.text = ""
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textView.textColor = UIColor(hex: textColorHex)
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}
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}
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}
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func textViewDidEndEditing(_ textView: UITextView) {
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if textView.text.trimmingCharacters(in: .whitespacesAndNewlines).isEmpty {
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DispatchQueue.main.async { [unowned self] in
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self.text.wrappedValue = ""
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textView.text = self.placeholder
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textView.textColor = .placeholderText
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}
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}
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}
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func textViewDidChange(_ textView: UITextView) {
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self.text.wrappedValue = textView.text
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}
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}
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struct TextViewWrapper_Previews: PreviewProvider {
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static var previews: some View {
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TextViewWrapper(
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text: .constant(""),
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placeholder: "입력하세요",
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textColorHex: "777777",
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backgroundColorHex: "222222"
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)
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}
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}
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