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https://github.com/passepartoutvpn/passepartout-apple.git
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55 lines
1.5 KiB
Swift
55 lines
1.5 KiB
Swift
//
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// OnLoadModifier.swift
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// Passepartout
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//
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// Created by Davide De Rosa on 2/24/24.
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// Copyright (c) 2024 Davide De Rosa. All rights reserved.
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//
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// https://github.com/passepartoutvpn
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//
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// This file is part of Passepartout.
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//
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// Passepartout is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Passepartout is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Passepartout. If not, see <http://www.gnu.org/licenses/>.
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//
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import SwiftUI
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public struct OnLoadModifier: ViewModifier {
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public let onLoad: () -> Void
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@State
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private var didAppear = false
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public init(onLoad: @escaping () -> Void) {
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self.onLoad = onLoad
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}
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public func body(content: Content) -> some View {
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content
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.onAppear {
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guard !didAppear else {
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return
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}
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didAppear = true
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onLoad()
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}
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}
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}
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extension View {
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public func onLoad(perform: @escaping () -> Void) -> some View {
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modifier(OnLoadModifier(onLoad: perform))
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}
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}
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