added wxDir::Traverse

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@10226 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/unix/dir.cpp

@@ -65,6 +65,8 @@ public:
     void Rewind() { rewinddir(m_dir); }
     bool Read(wxString *filename);
 
+    const wxString& GetName() const { return m_dirname; }
+
 private:
     DIR     *m_dir;
 
@@ -228,6 +230,22 @@ bool wxDir::IsOpened() const
     return m_data != NULL;
 }
 
+wxString wxDir::GetName() const
+{
+    wxString name;
+    if ( m_data )
+    {
+        name = M_DIR->GetName();
+        if ( !name.empty() && (name.Last() == _T('/')) )
+        {
+            // chop off the last (back)slash
+            name.Truncate(name.length() - 1);
+        }
+    }
+
+    return name;
+}
+
 wxDir::~wxDir()
 {
     delete M_DIR;