Fixed a crash that would occur when renaming items in the tiles layout (#8189)

Author: szabolcstarnai

src/Files/Views/LayoutModes/GridViewBrowser.xaml

@@ -335,6 +335,7 @@
                         x:Name="TileViewTextBoxItemName"
                         Grid.Row="0"
                         HorizontalAlignment="Left"
+                        TextChanged="GridViewTextBoxItemName_TextChanged"
                         Text="{x:Bind ItemName, Mode=OneWay}"
                         Visibility="Collapsed" />
                     <TextBlock

src/Files/Views/LayoutModes/GridViewBrowser.xaml.cs

@@ -356,10 +356,10 @@ private void EndRename(TextBox textBox)
                 TextBlock textBlock = (popup.Parent as Grid).Children[1] as TextBlock;
                 popup.IsOpen = false;
             }
-            else
+            else if (FolderSettings.LayoutMode == FolderLayoutModes.TilesView)
             {
-                StackPanel parentPanel = textBox.Parent as StackPanel;
-                TextBlock textBlock = parentPanel.Children[0] as TextBlock;
+                Grid grid = textBox.Parent as Grid;
+                TextBlock textBlock = grid.Children[0] as TextBlock;
                 textBox.Visibility = Visibility.Collapsed;
                 textBlock.Visibility = Visibility.Visible;
             }