DirectoryContentsList: Ensure change notification is sent after search completes

This fixes an issue where the FileListComponent might fail to select a
file, because the file list reported that it was still loading during
the final ChangeListener callback.

modules/juce_gui_basics/filebrowser/juce_DirectoryContentsList.cpp

@@ -202,33 +202,27 @@ int DirectoryContentsList::useTimeSlice()
 
 bool DirectoryContentsList::checkNextFile (bool& hasChanged)
 {
-    if (fileFindHandle != nullptr)
-    {
-        if (*fileFindHandle != RangedDirectoryIterator())
-        {
-            const auto entry = *(*fileFindHandle)++;
-
-            if (addFile (entry.getFile(),
-                         entry.isDirectory(),
-                         entry.getFileSize(),
-                         entry.getModificationTime(),
-                         entry.getCreationTime(),
-                         entry.isReadOnly()))
-            {
-                hasChanged = true;
-            }
-
-            return true;
-        }
+    if (fileFindHandle == nullptr)
+        return false;
 
+    if (*fileFindHandle == RangedDirectoryIterator())
+    {
         fileFindHandle = nullptr;
         isSearching = false;
-
-        if (! wasEmpty && files.isEmpty())
-            hasChanged = true;
+        hasChanged = true;
+        return false;
     }
 
-    return false;
+    const auto entry = *(*fileFindHandle)++;
+
+    hasChanged |= addFile (entry.getFile(),
+                           entry.isDirectory(),
+                           entry.getFileSize(),
+                           entry.getModificationTime(),
+                           entry.getCreationTime(),
+                           entry.isReadOnly());
+
+    return true;
 }
 
 bool DirectoryContentsList::addFile (const File& file, const bool isDir,