[PyQt] one column not wrapping in QTableView

[Kerri Reno]

Thanks, Mark, that's closer.  But it still only shows part of the note,
'emergency broadcast system'.

On 1/12/08, Mark Summerfield <mark at qtrac.eu> wrote:
>
> On 2008-01-11, Kerri Reno wrote:
> > Below is my code.  The first column wraps, but the third column doesn't,
> > and shows ....
> >
> > What am I doing wrong?  I would like both columns to wrap.
>
> (1) After you've set word wrap you need to call:
>
>    self.setTextElideMode(Qt.ElideNone)
>
>    This stops PyQt making long texts short by inserting an ellipsis
>
> (2) Do not call resizeColumnsToContents()
>
>     The call you have is pointless anyway because you resize before
>     you've got any data, but if you call this after you have data the
>     columns will simply grow as wide as needed and you'll get a
>     horizontal scrollbar
>
> (3) Call resizeRowsToContents() whenever the model's data changes (or at
>     least after the initial data is loaded)
>
>     This is to ensure that each row is tall enough to show the wrapped
>     text.
>
> from PyQt4.QtGui import *
> from PyQt4.QtCore import *
> import sys
>
> class notesView(QTableView):
>
>     def __init__(self,parent, notes):
>         QTableView.__init__(self,parent)
>         self.setSizePolicy(QSizePolicy.Preferred,
>             QSizePolicy.Fixed)
>
>         v = self.verticalHeader()
>         v.hide()
>
>         self.model = notesModel(notes)
>         self.setWordWrap(True)
>         self.setTextElideMode(Qt.ElideNone) # ADD
> #        self.resizeRowsToContents()
> #        self.resizeColumnsToContents()
>         self.setModel(self.model)
>
> class notesModel(QAbstractTableModel):
>
>     def __init__(self, notes):
>         QAbstractTableModel.__init__(self)
>         self.notes = notes
>
>     def flags(self,index):
>         if not index.isValid():
>             return Qt.ItemIsEnabled
>         return Qt.ItemFlags(QAbstractTableModel.flags(self,index))
>
>     def rowCount(self, index=QModelIndex()):
>         return len(self.notes)
>
>     def columnCount(self,index=QModelIndex()):
>         return 3
>
>     def headerData(self,section,orientation,role=Qt.DisplayRole):
>         if role == Qt.TextAlignmentRole:
>             if orientation == Qt.Horizontal:
>                 return QVariant(int(Qt.AlignHCenter|Qt.AlignVCenter))
>             return QVariant(int(Qt.AlignRight|Qt.AlignVCenter))
>         if role != Qt.DisplayRole:
>             return QVariant()
>         if orientation == Qt.Horizontal:
>             if section == 0:
>                 return QVariant('Date')
>             elif section == 1:
>                 return QVariant('Author')
>             elif section == 2:
>                 return QVariant('Note')
>         return QVariant(int(section+1))
>
>     def data(self,index,role=Qt.DisplayRole):
>         if not index.isValid() or not (0 <= index.row() < len(self.notes
> )):
>             return QVariant()
>
>         note = self.notes[index.row()]
>         column = index.column()
>
>         if role == Qt.DisplayRole:
>             if column ==  0:
>                 return QVariant(QString(note['stamp']))
>             elif column == 1:
>                 return QVariant(QString("%1,
> %2").arg(note['last_name'],note['first_name']))
>             elif column == 2:
>                 return QVariant(QString(note['note']))
>         elif role == Qt.TextAlignmentRole:
>             return QVariant(int(Qt.AlignLeft|Qt.AlignVCenter))
>
>         return QVariant()
>
> if __name__ == '__main__':
>
>     app = QApplication(sys.argv)
>     form = QDialog()
>     notes_list = [{'id':1,
>             'stamp': '1/3/2008 4:31:04 PM',
>             'last_name':'Blow',
>             'first_name':'Joe',
>             'note':'This is a test of the emergency broadcast
> system.  This
> is only a test.'}]
>     notes = notesView(form, notes_list)
>     notes.resizeRowsToContents() # ADD
>     notes.setMinimumWidth(400)
>     notes.setMinimumHeight(200)
>     form.show()
>     app.exec_()
>
>
>
> --
> Mark Summerfield, Qtrac Ltd., www.qtrac.eu
>
>


-- 
Yuma Educational Computer Consortium
Compass Development Team
Kerri Reno
kreno at yumaed.org      (928) 502-4240
.·:*¨¨*:·.   .·:*¨¨*:·.   .·:*¨¨*:·.
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