Calling setTextMode() before open() would make the device appear to be
already open and cause later errors.
Added a qWarning and documentation update to prevent this API misuse
Task-number: QTBUG-20905
Change-Id: I2e06cd8e79f4afcf27417ac0eae6ebef980a17aa
Reviewed-by: Thiago Macieira (Intel) <thiago.macieira@intel.com>
Reviewed-by: João Abecasis <joao.abecasis@nokia.com>
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