QTableWidget updating columns in a single row
Sara Lochtie
sara.lochtie at gmail.com
Fri Apr 26 15:14:11 EDT 2013
On Wednesday, April 24, 2013 11:51:04 AM UTC-7, Vincent Vande Vyvre wrote:
Thanks. I think I should be able to figure out from here. I appreciate all of the help!
> Le 24/04/2013 19:12, Sara Lochtie a écrit :
>
> > On Tuesday, April 23, 2013 11:22:29 PM UTC-7, Sara Lochtie wrote:
>
> >> I have written a GUI that gets data sent to it in real time and this data is displayed in a table. Every time data is sent in it is displayed in the table in a new row. My problem is that I would like to have the data just replace the old in the first row.
>
> >>
>
> >>
>
> >>
>
> >> The table has 6 columns (A, B, C, D, E, F) I want the new data to continue replacing the old data in the same row unless the data that goes under column A changes, at which point a new row would be added.
>
> >>
>
> >>
>
> >>
>
> >> Does anyone have tips on how to approach this? I can post a portion of my code to get a better idea of what I have done.
>
> > So that is where I am stuck. I don't how to compare them and I am trying to avoiding saving the data to a file.
>
> >
>
> > This is the code that I have:
>
> >
>
> >
>
> >
>
> >
>
> >
>
> > if msg.arg2() != ERROR:
>
> > entry = (A, B, C, D, E, F)
>
> > self.data.append(entry)
>
> >
>
> > data = self.data
>
> >
>
> > # Display how many runs occurred
>
> > self.statusBar().showMessage('Data read. %s Run(s) Occurred.' % self.runCount)
>
> >
>
> > # Populates table by adding only new entries to the end of the table
>
> > lastRow = self.table.rowCount()
>
> > self.table.setRowCount(len(data))
>
> > for entryPos in range(lastRow, len(data)):
>
> > for fieldPos in range(6):
>
> > item = QtGui.QTableWidgetItem(str(data[entryPos][fieldPos]))
>
> > self.table.setItem(entryPos, fieldPos, item)
>
> > self.table.resizeColumnsToContents()
>
> > self.table.horizontalHeader().setStretchLastSection(True)
>
> > self.currentRunLabel.setText('Current Run: ' + str(self.runCount))
>
> > self.currentLineLabel.setText('Number of lines: ' + str(len(self.data)))
>
> > print('End of %s. run: %s. entries found' % (self.runCount, len(self.data)))
>
> As sayed by Chris "Kwpolska", you can compare the new data with the data
>
> of the first row.
>
>
>
> Something like that:
>
>
>
> # Get the content of row 0, column A
>
> first = str(self.table.item(0, 0).text())
>
>
>
> for entryPos in range(lastRow, len(data)):
>
> if str(data[entryPos][0]) == first:
>
> self.update_first_row(data[entryPos])
>
>
>
> else:
>
> self.add_new_row(data[entryPos])
>
> --
>
> Vincent V.V.
>
> Oqapy <https://launchpad.net/oqapy> . Qarte
>
> <https://launchpad.net/qarte> . PaQager <https://launchpad.net/paqager>
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