Calling a Refresh() before the window is created no longer

gives an assert. Nothing will happen.
  Added wxTreeCtrl::InsertItem( paret, before, ... ),
  Correct some places with incorrectly indented code.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@5126 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/gtk/dataobj.cpp

@@ -152,15 +152,18 @@ wxDataObject::wxDataObject()
 bool wxDataObject::IsSupportedFormat(const wxDataFormat& format, Direction dir) const
 {
     size_t nFormatCount = GetFormatCount(dir);
-    if ( nFormatCount == 1 ) {
+    if ( nFormatCount == 1 ) 
+    {
         return format == GetPreferredFormat();
     }
-    else {
+    else 
+    {
         wxDataFormat *formats = new wxDataFormat[nFormatCount];
         GetAllFormats(formats,dir);
 
         size_t n;
-        for ( n = 0; n < nFormatCount; n++ ) {
+        for ( n = 0; n < nFormatCount; n++ ) 
+        {
             if ( formats[n] == format )
                 break;
         }