added empty selection

ArkadySK · Jun 22, 2022 · 5a5c42c · 5a5c42c
1 parent 51a6160
commit 5a5c42c
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Showing 2 changed files with 4 additions and 2 deletions.
diff --git a/GbxMapBrowser/MainWindow.xaml b/GbxMapBrowser/MainWindow.xaml
@@ -48,7 +48,7 @@
                         <RowDefinition />
                         <RowDefinition Height="30"/>
                     </Grid.RowDefinitions>
-                    <ListBox x:Name="mapListBox" HorizontalContentAlignment="Stretch" Grid.Column="1" ScrollViewer.CanContentScroll="False"  
+                    <ListBox x:Name="mapListBox" HorizontalContentAlignment="Stretch" Grid.Column="1" ScrollViewer.CanContentScroll="False" Padding="5"
                              MouseDoubleClick="mapListBox_MouseDoubleClickAsync" AllowDrop="True" Drop="mapListBox_Drop" SelectionChanged="mapListBox_SelectionChanged" 
                              PreviewMouseDown="mapListBox_PreviewMouseDown" KeyDown="mapListBox_KeyDown" SelectionMode="Extended" ContextMenuOpening="mapListBox_ContextMenuOpening">
                     <ListBox.Resources>

diff --git a/GbxMapBrowser/MainWindow.xaml.cs b/GbxMapBrowser/MainWindow.xaml.cs
@@ -535,7 +535,9 @@ void ShowContextMenu()
 
         private void mapListBox_ContextMenuOpening(object sender, ContextMenuEventArgs e)
         {
-            UpdateContextMenu();
+            if (e.OriginalSource is ScrollViewer)
+                mapListBox.SelectedItem = null;
+            UpdateContextMenu();    
             ((ListBox)sender).ContextMenu.PreviewMouseUp += ItemContextMenu_PreviewMouseUp;
         }