QPrinter::QPrinter(PrinterMode m) : QPaintDevice(QInternal::Printer | QInternal::ExternalDevice)
{
d = new QPrinterPrivate;
if (PMCreateSession(&psession) != noErr)
psession = NULL;
switch (m) {
case Compatible:
devFlags |= QInternal::CompatibilityMode;
// fall through
case PrinterResolution:
case HighResolution: {
bool found = FALSE;
PMPrinter printer = 0;
if (psession && PMSessionGetCurrentPrinter(psession, &printer) == noErr) {
PMResolution pres;
UInt32 count = 0, maxRes = 0;
if (PMPrinterGetPrinterResolutionCount(printer, &count) == noErr && count)
for (; count > 0; --count)
if (PMPrinterGetIndexedPrinterResolution(printer, count, &pres) == noErr) {
found = TRUE;
maxRes = QMAX((uint)pres.vRes, maxRes);
res = maxRes;
}
}
if (!found)
res = 600; //just to have something
break;
}
case ScreenResolution: {
short vr, hr;
ScreenRes(&hr, &vr);
res = vr;
break;
}
}
if (PMCreatePageFormat(&pformat) == noErr &&
PMSessionDefaultPageFormat(psession, pformat) == noErr)
page_size = carbonSize2QPrinterSize(pformat);
else
page_size = A4;
//other
orient = Portrait;
page_order = FirstPageFirst;
paper_source = OnlyOne;
color_mode = GrayScale;
ncopies = 1;
from_pg = to_pg = min_pg = max_pg = 0;
state = PST_IDLE;
output_file = FALSE;
to_edge = FALSE;
//mac specific
pformat = kPMNoPageFormat;
psettings = kPMNoPrintSettings;
prepare(&pformat);
prepare(&psettings);
interpret(&pformat);
interpret(&psettings);
d->printerOptions = 0;
setPrintRange(AllPages);
}
int QPrintDialog::exec()
{
Q_D(QPrintDialog);
QMacBlockingFunction func;
Boolean result;
// If someone is reusing a QPrinter object, the end released all our old
// information. In this case, we must reinitialize.
if (d->ep->session == 0)
d->ep->initialize();
// Carbon's documentation lies.
// It seems the only way that Carbon lets you use all is if the minimum
// for the page range is 1. This _kind of_ makes sense if you think about
// it. However, calling _q_setFirstPage or _q_setLastPage always enforces the range.
PMSetPageRange(d->ep->settings, minPage(), maxPage());
if (printRange() == PageRange) {
PMSetFirstPage(d->ep->settings, fromPage(), false);
PMSetLastPage(d->ep->settings, toPage(), false);
}
{ //simulate modality
QWidget modal_widg(0, Qt::Window);
modal_widg.setObjectName(QLatin1String(__FILE__ "__modal_dlg"));
QApplicationPrivate::enterModal(&modal_widg);
PMSessionPrintDialog(d->ep->session, d->ep->settings, d->ep->format, &result);
QApplicationPrivate::leaveModal(&modal_widg);
}
if (result) {
UInt32 frompage, topage;
PMGetFirstPage(d->ep->settings, &frompage);
PMGetLastPage(d->ep->settings, &topage);
topage = qMin(UInt32(INT_MAX), topage);
setFromTo(frompage, topage);
// OK, I need to map these values back let's see
// If from is 1 and to is INT_MAX, then print it all
// (Apologies to the folks with more than INT_MAX pages)
// ...that's a joke.
if (fromPage() == 1 && toPage() == INT_MAX) {
setPrintRange(AllPages);
setFromTo(0,0);
} else {
setPrintRange(PageRange); // In a way a lie, but it shouldn't hurt.
// Carbon hands us back a very large number here even for ALL, set it to max
// in that case to follow the behavior of the other print dialogs.
if (maxPage() < toPage())
setFromTo(fromPage(), maxPage());
}
// Keep us in sync with file output
PMDestinationType dest;
PMSessionGetDestinationType(d->ep->session, d->ep->settings, &dest);
if (dest == kPMDestinationFile) {
QCFType<CFURLRef> file;
PMSessionCopyDestinationLocation(d->ep->session, d->ep->settings, &file);
UInt8 localFile[2048]; // Assuming there's a POSIX file system here.
CFURLGetFileSystemRepresentation(file, true, localFile, sizeof(localFile));
d->ep->outputFilename
= QString::fromUtf8(reinterpret_cast<const char *>(localFile));
}
}
return result;
}