From ba64d0243479822a8970ab8b0574e775a2a1b35f Mon Sep 17 00:00:00 2001
From: Yan Maniez <nioux59@outlook.com>
Date: Thu, 20 Sep 2018 13:44:01 +0200
Subject: [PATCH] Behavior

---
 .../ViewModels/BookmarksViewModel.cs          | 19 ++++++++++++++++++-
 AideDeJeu/AideDeJeu/Views/BookmarksPage.xaml  |  7 ++++++-
 2 files changed, 24 insertions(+), 2 deletions(-)

diff --git a/AideDeJeu/AideDeJeu/ViewModels/BookmarksViewModel.cs b/AideDeJeu/AideDeJeu/ViewModels/BookmarksViewModel.cs
index 11c167db..0286a0e1 100644
--- a/AideDeJeu/AideDeJeu/ViewModels/BookmarksViewModel.cs
+++ b/AideDeJeu/AideDeJeu/ViewModels/BookmarksViewModel.cs
@@ -38,7 +38,7 @@ namespace AideDeJeu.ViewModels
             set
             {
                 SetProperty(ref _BookmarkCollectionIndex, value);
-                LoadBookmarkCollection(BookmarkCollectionNames[BookmarkCollectionIndex]);
+                //LoadBookmarkCollection(BookmarkCollectionNames[BookmarkCollectionIndex]);
             }
         }
         private ObservableCollection<Item> _BookmarkCollection = new ObservableCollection<Item>();
@@ -54,6 +54,23 @@ namespace AideDeJeu.ViewModels
             }
         }
 
+        private ICommand _SelectedIndexChangedCommand = null;
+        public ICommand SelectedIndexChangedCommand
+        {
+            get
+            {
+                return _SelectedIndexChangedCommand ?? (_SelectedIndexChangedCommand = new Command(async() => await ExecuteSelectedIndexChangedCommand()));
+            }
+        }
+
+        private async Task ExecuteSelectedIndexChangedCommand()
+        {
+            if (BookmarkCollectionIndex >= 0 && BookmarkCollectionIndex < BookmarkCollectionNames.Count)
+            {
+                //BookmarkCollectionIndex = index;
+                await LoadBookmarkCollection(BookmarkCollectionNames[BookmarkCollectionIndex]);
+            }
+        }
 
         private ICommand _GotoItemCommand = null;
         public ICommand GotoItemCommand
diff --git a/AideDeJeu/AideDeJeu/Views/BookmarksPage.xaml b/AideDeJeu/AideDeJeu/Views/BookmarksPage.xaml
index 291e8438..b11d8853 100644
--- a/AideDeJeu/AideDeJeu/Views/BookmarksPage.xaml
+++ b/AideDeJeu/AideDeJeu/Views/BookmarksPage.xaml
@@ -10,6 +10,7 @@
         <ResourceDictionary>
             <tools:IntToBooleanConverter x:Key="IntToBooleanConverter" NonZeroValue="False" NullOrZeroValue="True" />
             <tools:HeaderLevelToStyleConverter x:Key="HeaderLevelToStyleConverter" />
+            <tools:EventToCommandBehavior x:Key="EventToCommandBehavior" />
         </ResourceDictionary>
     </ContentPage.Resources>
     <ContentPage.ToolbarItems>
@@ -25,7 +26,11 @@
                 <RowDefinition Height="*" />
             </Grid.RowDefinitions>
 
-            <Picker Grid.Column="0" Grid.Row="0" Style="{StaticResource heading1}" HorizontalOptions="Fill" ItemsSource="{Binding BookmarkCollectionNames, Mode=OneWay}" ItemDisplayBinding="{Binding Mode=OneWay}" SelectedIndex="{Binding BookmarkCollectionIndex, Mode=TwoWay}" />
+            <Picker x:Name="BookmarkCollectionPicker" Grid.Column="0" Grid.Row="0" Style="{StaticResource heading1}" HorizontalOptions="Fill" ItemsSource="{Binding BookmarkCollectionNames, Mode=OneWay}" ItemDisplayBinding="{Binding Mode=OneWay}" SelectedIndex="{Binding BookmarkCollectionIndex, Mode=TwoWay}">
+                <Picker.Behaviors>
+                    <tools:EventToCommandBehavior EventName="SelectedIndexChanged" Command="{Binding BindingContext.SelectedIndexChangedCommand, Source={x:Reference This}}" />
+                </Picker.Behaviors>
+            </Picker>
 
             <Label Grid.Column="0" Grid.Row="1" Grid.ColumnSpan="2" HorizontalOptions="Center" VerticalOptions="Center" HorizontalTextAlignment="Center" VerticalTextAlignment="Center" Margin="15,0,15,0" Style="{StaticResource heading3}" Text="Cette liste est vide, ajoutez des éléments à partir de la bibliothèque !" IsVisible="{Binding BookmarkCollection.Count, Converter={StaticResource IntToBooleanConverter}}" />