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Debugger: Make QImage dumper work with release versions

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This accidentally also allows non-debug Qt users to reproduce the
http://blog.qt.digia.com/blog/2010/04/22/peek-and-poke-vol-3/
smiley drawing.

Change-Id: Ica436f55494d012d5516ef9d00d6310f2ac2d4ee
Reviewed-by: hjk <hjk121@nokiamail.com>
This commit is contained in:
hjk
2013-07-01 11:43:56 +02:00
parent 0292600c72
commit abc6e351b8
3 changed files with 58 additions and 41 deletions
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21
src/plugins/debugger/watchhandler.cpp
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@@ -1679,28 +1679,37 @@ void WatchHandler::showEditValue(const WatchData &data)
showSeparateWidget(l);
m_model->m_editHandlers[key] = l;
}
int width = 0, height = 0, format = 0;
int width = 0, height = 0, nbytes = 0, format = 0;
QByteArray ba;
uchar *bits = 0;
if (data.editformat == DisplayImageData) {
ba = QByteArray::fromHex(data.editvalue);
QTC_ASSERT(ba.size() > 16, return);
const int *header = (int *)(ba.data());
if (!ba.at(0) && !ba.at(1)) // Check on 'width' for Python dumpers returning 4-byte swapped-data.
swapEndian(ba.data(), ba.size());
bits = 12 + (uchar *)(ba.data());
swapEndian(ba.data(), 16);
bits = 16 + (uchar *)(ba.data());
width = header[0];
height = header[1];
format = header[2];
nbytes = header[2];
format = header[3];
} else if (data.editformat == DisplayImageFile) {
QTextStream ts(data.editvalue);
QString fileName;
ts >> width >> height >> format >> fileName;
ts >> width >> height >> nbytes >> format >> fileName;
QFile f(fileName);
f.open(QIODevice::ReadOnly);
ba = f.readAll();
bits = (uchar*)ba.data();
nbytes = width * height;
}
l->setImage(QImage(bits, width, height, QImage::Format(format)));
QTC_ASSERT(0 < width && width < 10000, return);
QTC_ASSERT(0 < height && height < 10000, return);
QTC_ASSERT(0 < nbytes && nbytes < 10000 * 10000, return);
QTC_ASSERT(0 < format && format < 32, return);
QImage im(width, height, QImage::Format(format));
qMemCopy(im.bits(), bits, nbytes);
l->setImage(im);
showSeparateWidget(l);
}
break;