File 0265-fix-formlayoutcrash.diff of Package libqt4

qt-bugs@ issue : 177767
Trolltech task ID : 240759
applied: no
author: Alexis Menard <alexis.menard@trolltech.com>

Fix a crash in QFormLayout when a layout is alone in a row
Included in 4.4.4

Index: src/gui/kernel/qlayoutitem.cpp
===================================================================
--- src/gui/kernel/qlayoutitem.cpp      (revision 910196)
+++ src/gui/kernel/qlayoutitem.cpp      (working copy)
@@ -383,6 +383,8 @@ QSizePolicy::ControlTypes QLayoutItem::controlTypes() const
     if (const QWidget *widget = const_cast<QLayoutItem*>(this)->widget()) {
         return widget->sizePolicy().controlType();
     } else if (const QLayout *layout = const_cast<QLayoutItem*>(this)->layout()) {
+        if (layout->count() == 0)
+            return QSizePolicy::DefaultType;
         QSizePolicy::ControlTypes types;
         for (int i = layout->count() - 1; i >= 0; --i)
             types |= layout->itemAt(i)->controlTypes();