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Windows Printer: Handle no default printer case

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GetDefaultPrinter can return ERROR_FILE_NOT_FOUND. In that case just
return a empty string.

Task-number: QTBUG-53290
Change-Id: Ib0e28b3425d100bc185d1d8827dc6b7fd90cbbeb
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@qt.io>
This commit is contained in:
Daniel Teske 2017-06-15 15:05:04 +02:00
parent 06b5e4d706
commit e7471da4d6
1 changed files with 3 additions and 1 deletions
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4
src/plugins/printsupport/windows/qwindowsprintdevice.cpp
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@ -449,7 +449,9 @@ QStringList QWindowsPrintDevice::availablePrintDeviceIds()
QString QWindowsPrintDevice::defaultPrintDeviceId()
{
DWORD size = 0;
GetDefaultPrinter(NULL, &size);
if (GetDefaultPrinter(NULL, &size) == ERROR_FILE_NOT_FOUND)
return QString();
QScopedArrayPointer<wchar_t> name(new wchar_t[size]);
GetDefaultPrinter(name.data(), &size);
return QString::fromWCharArray(name.data());