Add Async image loading

2026-06-28 21:06:25 +02:00 · 2019-06-06 22:24:34 +03:00
parent dbabd124fb
commit bcedea412a
914 changed files with 164 additions and 1 deletions
@@ -0,0 +1,45 @@
+/*
+See LICENSE folder for this sample’s licensing information.
+
+Abstract:
+A view showing a list of landmarks.
+*/
+
+import SwiftUI
+
+struct LandmarkList: View {
+    @EnvironmentObject private var userData: UserData
+    
+    var body: some View {
+        NavigationView {
+            List {
+                Toggle(isOn: $userData.showFavoritesOnly) {
+                    Text("Show Favorites Only")
+                }
+                
+                ForEach(userData.landmarks) { landmark in
+                    if !self.userData.showFavoritesOnly || landmark.isFavorite {
+                        NavigationButton(
+                        destination: LandmarkDetail(landmark: landmark)) {
+                            LandmarkRow(landmark: landmark)
+                        }
+                    }
+                }
+            }
+            .navigationBarTitle(Text("Landmarks"), displayMode: .large)
+        }
+    }
+}
+
+#if DEBUG
+struct LandmarksList_Previews: PreviewProvider {
+    static var previews: some View {
+        ForEach(["iPhone SE", "iPhone XS Max"].identified(by: \.self)) { deviceName in
+            LandmarkList()
+                .previewDevice(PreviewDevice(rawValue: deviceName))
+                .previewDisplayName(deviceName)
+        }
+        .environmentObject(UserData())
+    }
+}
+#endif