77 lines
2.9 KiB
Swift
77 lines
2.9 KiB
Swift
//
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// FilePickerUIRepresentable.swift
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// Pocket Poster
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//
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// Created by lemin on 6/1/25.
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//
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// FilePicker Package
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//
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// MIT License
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//
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// Copyright (c) 2021 Mark Renaud
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all
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// copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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// SOFTWARE.
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import SwiftUI
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import UniformTypeIdentifiers
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public struct FilePickerUIRepresentable: UIViewControllerRepresentable {
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public typealias UIViewControllerType = UIDocumentPickerViewController
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public typealias PickedURLsCompletionHandler = (_ urls: [URL]) -> Void
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@Environment(\.presentationMode) var presentationMode
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public let types: [UTType]
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public let allowMultiple: Bool
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public let pickedCompletionHandler: PickedURLsCompletionHandler
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public init(types: [UTType], allowMultiple: Bool, onPicked completionHandler: @escaping PickedURLsCompletionHandler) {
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self.types = types
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self.allowMultiple = allowMultiple
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self.pickedCompletionHandler = completionHandler
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}
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public func makeCoordinator() -> Coordinator {
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Coordinator(parent: self)
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}
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public func makeUIViewController(context: Context) -> UIDocumentPickerViewController {
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let picker = UIDocumentPickerViewController(forOpeningContentTypes: types, asCopy: true)
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picker.delegate = context.coordinator
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picker.allowsMultipleSelection = allowMultiple
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return picker
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}
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public func updateUIViewController(_ controller: UIDocumentPickerViewController, context: Context) {}
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public class Coordinator: NSObject, UIDocumentPickerDelegate {
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var parent: FilePickerUIRepresentable
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init(parent: FilePickerUIRepresentable) {
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self.parent = parent
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}
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public func documentPicker(_ controller: UIDocumentPickerViewController, didPickDocumentsAt urls: [URL]) {
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parent.pickedCompletionHandler(urls)
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parent.presentationMode.wrappedValue.dismiss()
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}
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}
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} |