On 05/13/2013 01:12 AM, David Cortesi wrote:
That is not IMO a good design choice. At least if toPlainText
returns a const QString reference, one can then use r/o QString
methods like count(), contains(), indexOf etc, without penalty.
Also one could provide it to a QRegExp, e.g.:
j = qre.indexIn( myEditor.toPlainText() )
while j >= 0 :
# ...do something with qre.cap(0)...
j = qre.indexIn( myEditor.toPlainText() , j )
It seems to me that a rhetorical question is appropriate here: Why are
you using *Py*Qt if you aren't using python regular expressions (and
generally valuing the Python non-gui bits over the Qt non-gui bits)? Qt
is an amazing library, but in PyQt code I personally have virtually
never used a Qt choice when there was a corresponding Python choice.
And this mode of thinking is why I suspect that the alleged performance
hit is not really an issue because most people have *preferred* the
Python string. I suspect that the performance you gain by staying as
much as possible with-in the Qt toolset is traded for performance you
gain by getting in the Python toolset ASAP to do the stuff which made
you choose Python.
Joel
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