Add a message when no item is selected

OpenKH · Nov 16, 2019 · 7ccb547 · 7ccb547
1 parent 5255347
commit 7ccb547
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Showing 2 changed files with 18 additions and 4 deletions.
diff --git a/OpenKh.Tools.Kh2SystemEditor/ViewModels/ItemViewModel.cs b/OpenKh.Tools.Kh2SystemEditor/ViewModels/ItemViewModel.cs
@@ -1,6 +1,7 @@
 using System.Collections.Generic;
 using System.IO;
 using System.Linq;
+using System.Windows;
 using OpenKh.Kh2;
 using OpenKh.Kh2.System;
 using OpenKh.Tools.Common.Models;
@@ -95,6 +96,10 @@ private ItemViewModel(IMessageProvider messageProvider, IEnumerable<Item.Entry>
         }
 
         public string EntryName => entryName;
+
+        public Visibility IsItemEditingVisible => IsItemSelected ? Visibility.Visible : Visibility.Collapsed;
+        public Visibility IsItemEditMessageVisible => !IsItemSelected ? Visibility.Visible : Visibility.Collapsed;
+
 
         public string SearchTerm
         {
@@ -118,6 +123,14 @@ public Stream CreateStream()
             return stream;
         }
 
+        protected override void OnSelectedItem(Entry item)
+        {
+            base.OnSelectedItem(item);
+
+            OnPropertyChanged(nameof(IsItemEditingVisible));
+            OnPropertyChanged(nameof(IsItemEditMessageVisible));
+        }
+
         private void PerformFiltering()
         {
             if (string.IsNullOrWhiteSpace(SearchTerm))

diff --git a/OpenKh.Tools.Kh2SystemEditor/Views/ItemView.xaml b/OpenKh.Tools.Kh2SystemEditor/Views/ItemView.xaml
@@ -42,16 +42,17 @@
             </Grid>
         </Grid>
 
-        <!--<StackPanel
+        <StackPanel
             Grid.Column="2"
-            Visibility="{Binding IsItemEditMessageVisible}">
+            Margin="5 0 5 0"
+            Visibility="{Binding IsItemEditMessageVisible, FallbackValue=Collapsed}">
             <TextBlock
                 Text="Please select an item to modify"/>
-        </StackPanel>-->
+        </StackPanel>
 
         <ScrollViewer
             Grid.Column="2"
-            Margin="5"
+            Margin="5 0 5 0"
             VerticalScrollBarVisibility="Auto"
             Visibility="{Binding IsItemEditingVisible}">
             <controls:TwoColumnsPanel RowSpacing="3" DataContext="{Binding SelectedItem}">