Merge branch 'master' of git://scm.dev.nokia.troll.no/qt/qt-symbian-team

* 'master' of git://scm.dev.nokia.troll.no/qt/qt-symbian-team: (62 commits)
  Correct faulty 4.7->4.8 merge of Symbian def-files
  SSL documentation: correct enum name
  Updated changelog for Qt 4.8
  Fix QFile::copy() returning false but error() being NoError
  Symbian - disable memory mapping in QNetworkDiskCache
  Revert "Fixed deployment problems with MSVC 2005 and 2008 SP1"
  Harfbuzz shaper: kerning adjustment does not need to be modified by RTL
  QIODevice - disallow setTextMode when not open
  Adding items to a view with no delegate crashes.
  Update changelog for Qt 4.8
  Fix possible crash in glyph cache when deleting and creating contexts
  Added Lithuanian translation of Qt.
  Remove idc from mingw build.
  Update changelog for Qt 4.8
  Update changelog for Qt 4.8
  Doc: Fix example code
  Regression caused by 2be143ebb5246bb2f9b674bb09d23df5b2b6c504
  Add the ability to enable various SSL bug workarounds.
  Fix security issue on website due to bad JS.
  Fix security problem on webpage due to bad JS
  ...

1 files changed, 6 insertions, 0 deletions

diff --git a/src/corelib/io/qiodevice.cpp b/src/corelib/io/qiodevice.cpp
index dae4e82..56fff90 100644
--- a/src/corelib/io/qiodevice.cpp
+++ b/src/corelib/io/qiodevice.cpp
@@ -468,11 +468,17 @@ void QIODevice::setOpenMode(OpenMode openMode)
     otherwise the \l Text flag is removed. This feature is useful for classes
     that provide custom end-of-line handling on a QIODevice.
 
+    The IO device should be opened before calling this function.
+
     \sa open(), setOpenMode()
  */
 void QIODevice::setTextModeEnabled(bool enabled)
 {
     Q_D(QIODevice);
+    if (!isOpen()) {
+        qWarning("QIODevice::setTextModeEnabled: The device is not open");
+        return;
+    }
     if (enabled)
         d->openMode |= Text;
     else