Moved application code to the Application layer

Imported Win10 project
Code cleanup
WIP - Use common UWP services for Win8.1 and Win10

ModernKeePass10/Views/Old/GroupDetailPage.xaml.cs

@@ -0,0 +1,142 @@
+using System;
+using System.Linq;
+using Windows.ApplicationModel.DataTransfer;
+using Windows.Storage.Streams;
+using Windows.UI.Xaml;
+using Windows.UI.Xaml.Controls;
+using Windows.UI.Xaml.Navigation;
+using ModernKeePass.Common;
+using ModernKeePass.Events;
+using ModernKeePass.ViewModels;
+
+// The Group Detail Page item template is documented at http://go.microsoft.com/fwlink/?LinkId=234229
+
+namespace ModernKeePass.Views
+{
+    /// <summary>
+    /// A page that displays an overview of a single group, including a preview of the items
+    /// within the group.
+    /// </summary>
+    public sealed partial class GroupDetailPage
+    {
+        /// <summary>
+        /// NavigationHelper is used on each page to aid in navigation and 
+        /// process lifetime management
+        /// </summary>
+        public NavigationHelper NavigationHelper { get; }
+        public GroupVm Model => (GroupVm)DataContext;
+
+        public GroupDetailPage()
+        {
+            InitializeComponent();
+            NavigationHelper = new NavigationHelper(this);
+        }
+
+        #region NavigationHelper registration
+
+        /// The methods provided in this section are simply used to allow
+        /// NavigationHelper to respond to the page's navigation methods.
+        /// 
+        /// Page specific logic should be placed in event handlers for the  
+        /// <see cref="Common.NavigationHelper.LoadState"/>
+        /// and <see cref="Common.NavigationHelper.SaveState"/>.
+        /// The navigation parameter is available in the LoadState method 
+        /// in addition to page state preserved during an earlier session.
+        /// 
+        protected override void OnNavigatedTo(NavigationEventArgs e)
+        {
+            NavigationHelper.OnNavigatedTo(e);
+
+            if (e.Parameter is PasswordEventArgs args)
+                DataContext = args.RootGroup;
+            else
+            {
+                if (e.Parameter is GroupVm vm)
+                    DataContext = vm;
+            }
+        }
+
+        protected override void OnNavigatedFrom(NavigationEventArgs e)
+        {
+            NavigationHelper.OnNavigatedFrom(e);
+        }
+
+        #endregion
+        
+        #region Event Handlers
+
+        private void groups_SelectionChanged(object sender, SelectionChangedEventArgs e)
+        {
+            var listView = sender as ListView;
+            switch (listView?.SelectedIndex)
+            {
+                case -1:
+                    return;
+                default:
+                    var group = listView?.SelectedItem as GroupVm;
+                    Frame.Navigate(typeof(GroupDetailPage), group);
+                    break;
+            }
+        }
+        
+        private void entries_SelectionChanged(object sender, SelectionChangedEventArgs e)
+        {
+            switch (GridView.SelectedIndex)
+            {
+                case -1:
+                    return;
+                default:
+                    var entry = GridView.SelectedItem as EntryVm;
+                    Frame.Navigate(typeof(EntryDetailPage), entry);
+                    break;
+            }
+        }
+        
+        private void SemanticZoom_ViewChangeStarted(object sender, SemanticZoomViewChangedEventArgs e)
+        {
+            // We need to synchronize the two lists (zoomed-in and zoomed-out) because the source is different
+            if (!e.IsSourceZoomedInView)
+            {
+                e.DestinationItem.Item = e.SourceItem.Item;
+            }
+        }
+        private void CreateEntry_ButtonClick(object sender, RoutedEventArgs e)
+        {
+            Frame.Navigate(typeof(EntryDetailPage), Model.AddNewEntry());
+        }
+        private void CreateGroup_ButtonClick(object sender, RoutedEventArgs e)
+        {
+            Frame.Navigate(typeof(GroupDetailPage), Model.AddNewGroup());
+        }
+
+        private void GridView_DragItemsStarting(object sender, DragItemsStartingEventArgs e)
+        {
+            e.Cancel = !Model.IsEditMode;
+            e.Data.RequestedOperation = DataPackageOperation.Move;
+        }
+
+        private void SearchBox_OnSuggestionsRequested(SearchBox sender, SearchBoxSuggestionsRequestedEventArgs args)
+        {
+            var imageUri = RandomAccessStreamReference.CreateFromUri(new Uri("ms-appdata://Assets/ModernKeePass-SmallLogo.scale-80.png"));
+            var results = Model.SubEntries.Where(e => e.Name.IndexOf(args.QueryText, StringComparison.OrdinalIgnoreCase) >= 0).Take(5);
+            foreach (var result in results)
+            {
+                args.Request.SearchSuggestionCollection.AppendResultSuggestion(result.Name, result.ParentGroup.Name, result.Id, imageUri, string.Empty);
+            }
+        }
+
+        private void SearchBox_OnResultSuggestionChosen(SearchBox sender, SearchBoxResultSuggestionChosenEventArgs args)
+        {
+            var entry = Model.SubEntries.FirstOrDefault(e => e.Id == args.Tag);
+            Frame.Navigate(typeof(EntryDetailPage), entry);
+        }
+
+        private void GroupDetailPage_OnSizeChanged(object sender, SizeChangedEventArgs e)
+        {
+            VisualStateManager.GoToState(this, e.NewSize.Width < 800 ? "Small" : "Large", true);
+            VisualStateManager.GoToState(TopMenu, e.NewSize.Width < 800 ? "Collapsed" : "Overflowed", true);
+        }
+
+        #endregion
+    }
+}