Implement QFileSystemIterator for windows.

The search is implemented using FindFirstFileEx(). Following
optimizations are done
  * Using large Fetch buffer on Windows 7
  * Querying only the long file name
  * Querying for directories only, depending on QDir::Filters

Reviewed-by: Joao

1 files changed, 6 insertions, 0 deletions

diff --git a/src/corelib/io/qfilesystemiterator_p.h b/src/corelib/io/qfilesystemiterator_p.h
index d3b195d8af..66f4b1e96b 100644
--- a/src/corelib/io/qfilesystemiterator_p.h
+++ b/src/corelib/io/qfilesystemiterator_p.h
@@ -86,6 +86,12 @@ private:
 
     // Platform-specific data
 #if defined(Q_OS_WIN)
+    QFileSystemEntry::NativePath dirPath;
+    HANDLE findFileHandle;
+    QStringList uncShares;
+    bool uncFallback;
+    int uncShareIndex;
+    bool onlyDirs;
 #elif defined (Q_OS_SYMBIAN)
     RDir dirHandle;
     TEntryArray entries;