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+//
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+// LoadingFailureDemo.swift
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+// Kingfisher
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+//
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+// Created by onevcat on 2025/06/29.
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+//
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+// Copyright (c) 2025 Wei Wang <onevcat@gmail.com>
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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
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+// all 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
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+// THE SOFTWARE.
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+
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+import SwiftUI
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+import Kingfisher
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+
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+@available(iOS 14.0, *)
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+struct LoadingFailureDemo: View {
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+
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+ var url: URL {
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+ URL(string: "https://example.com")!
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+ }
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+
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+ var warningImage: UIImage {
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+ let config = UIImage.SymbolConfiguration(pointSize: 50)
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+ return UIImage(
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+ systemName: "wrongwaysign",
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+ withConfiguration: config
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+ )!
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+ }
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+
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+ var body: some View {
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+ VStack {
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+ KFImage(url)
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+ .onFailureImage(warningImage) // onFailureImage should not work
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+ .onFailureView {
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+ ZStack {
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+ RoundedRectangle(cornerRadius: 20)
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+ .fill(Color.red.opacity(0.5))
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+ Image(systemName: "exclamationmark.triangle.fill")
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+ .resizable()
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+ .frame(width: 50, height: 47)
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+ .foregroundColor(.yellow)
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+ }
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+ }
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+ .frame(width: 200, height: 200)
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+ Text("onFailureView")
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+ Spacer().frame(height: 20)
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+
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+ KFImage(url)
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+ .onFailureImage(warningImage)
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+ .frame(width: 200, height: 200)
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+ .background(
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+ RoundedRectangle(cornerRadius: 20)
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+ .fill(Color.red.opacity(0.5))
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+ )
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+ Text("onFailureImage")
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+ }
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+ }
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+}
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+
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+@available(iOS 14.0, *)
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+struct LoadingFailureDemo_Previews: PreviewProvider {
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+ static var previews: some View {
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+ LoadingFailureDemo()
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+ }
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+}
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Wei Wang