Revamp settings section (#2938)

* Coding

Signed-off-by: Marino Faggiana <[email protected]>

* normalized

Signed-off-by: Marino Faggiana <[email protected]>

* Improve E2EE image

Signed-off-by: Marino Faggiana <[email protected]>

* replace tabBarController with NCMainTabBarController

Signed-off-by: Marino Faggiana <[email protected]>

* normalized

Signed-off-by: Marino Faggiana <[email protected]>

---------

Signed-off-by: Marino Faggiana <[email protected]>

iOSClient/GUI/HUDView.swift

@@ -85,7 +85,7 @@ struct ContentView: View {
                 }
                 HUDView(showHUD: $showHUD, textLabel: NSLocalizedString("_wait_", comment: ""), image: "doc.badge.arrow.up")
                     .offset(y: showHUD ? (geo.size.height / 2) : -200)
-                    .animation(.easeOut)
+                    .animation(.easeOut, value: showHUD)
             }
         }
     }

iOSClient/Settings/CCAdvanced.h → iOSClient/GUI/LazyView.swift

@@ -1,9 +1,9 @@
 //
-//  CCAdvanced.h
+//  LazyView.swift
 //  Nextcloud
 //
-//  Created by Marino Faggiana on 12/04/17.
-//  Copyright (c) 2017 Marino Faggiana. All rights reserved.
+//  Created by Marino Faggiana on 01/06/24.
+//  Copyright © 2024 Marino Faggiana. All rights reserved.
 //
 //  Author Marino Faggiana <[email protected]>
 //
@@ -21,9 +21,15 @@
 //  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 //
 
-#import <MessageUI/MFMailComposeViewController.h>
-#import <XLForm.h>
+import SwiftUI
 
-@interface CCAdvanced : XLFormViewController <MFMailComposeViewControllerDelegate>
-
-@end
+/// LazyView is a view that delays the initialization of its contained view until it is actually needed.
+struct LazyView<Content: View>: View {
+    let build: () -> Content
+    init(_ build: @escaping () -> Content) {
+        self.build = build
+    }
+    var body: Content {
+        build()
+    }
+}

iOSClient/GUI/ViewOnAppear.swift

@@ -0,0 +1,49 @@
+//
+//  ViewOnAppear.swift
+//  Nextcloud
+//
+//  Created by Aditya Tyagi on 17/03/24.
+//  Copyright © 2024 Marino Faggiana. All rights reserved.
+//
+//  Author Aditya Tyagi <[email protected]>
+//
+//  This program is free software: you can redistribute it and/or modify
+//  it under the terms of the GNU General Public License as published by
+//  the Free Software Foundation, either version 3 of the License, or
+//  (at your option) any later version.
+//
+//  This program is distributed in the hope that it will be useful,
+//  but WITHOUT ANY WARRANTY; without even the implied warranty of
+//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+//  GNU General Public License for more details.
+//
+//  You should have received a copy of the GNU General Public License
+//  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+//
+
+import Foundation
+import SwiftUI
+
+/// A protocol defining methods to handle view appearance events.
+protocol ViewOnAppearHandling: ObservableObject {
+    /// Triggered when the view appears.
+    func onViewAppear()
+}
+
+extension View {
+    @discardableResult func defaultViewModifier(_ model: some ViewOnAppearHandling) -> some View {
+        return modifier(DefaultViewModifier(viewModel: model))
+    }
+}
+
+/// A view modifier that automatically calls a view model's `onViewAppear` function when the view appears on screen.
+struct DefaultViewModifier<ViewModel: ViewOnAppearHandling>: ViewModifier {
+    @ObservedObject var viewModel: ViewModel
+
+    func body(content: Content) -> some View {
+        content
+            .onAppear {
+                viewModel.onViewAppear()        // Call onViewAppear on view appearance
+            }
+    }
+}