Fix: Fixed issue with clearing selection via touch (#17441)

Author: yaira2

src/Files.App/Views/Layouts/ColumnLayoutPage.xaml.cs

@@ -538,6 +538,11 @@ private async void FileList_ItemTapped(object sender, TappedRoutedEventArgs e)
 			else
 			{
 				CloseFolder();
+
+				// Clear selection when clicking empty area via touch
+				// https://github.com/files-community/Files/issues/15051
+				if (e.PointerDeviceType == PointerDeviceType.Touch)
+					ItemManipulationModel.ClearSelection();
 			}
 		}
 

src/Files.App/Views/Layouts/DetailsLayoutPage.xaml.cs

@@ -567,6 +567,13 @@ private async void FileList_ItemTapped(object sender, TappedRoutedEventArgs e)
 							await CommitRenameAsync(textBox);
 					}
 				}
+				else
+				{
+					// Clear selection when clicking empty area via touch
+					// https://github.com/files-community/Files/issues/15051
+					if (e.PointerDeviceType == PointerDeviceType.Touch)
+						ItemManipulationModel.ClearSelection();
+				}
 				return;
 			}
 

src/Files.App/Views/Layouts/GridLayoutPage.xaml.cs

@@ -610,7 +610,14 @@ private async void FileList_ItemTapped(object sender, TappedRoutedEventArgs e)
 
 			var item = (e.OriginalSource as FrameworkElement)?.DataContext as ListedItem;
 			if (item is null)
+			{
+				// Clear selection when clicking empty area via touch
+				// https://github.com/files-community/Files/issues/15051
+				if (e.PointerDeviceType == PointerDeviceType.Touch)
+					ItemManipulationModel.ClearSelection();
+
 				return;
+			}
 
 			// Skip code if the control or shift key is pressed or if the user is using multiselect
 			if (ctrlPressed ||