Not everything can be done with Qt Style Sheet, in fact it is very limited, in this case to change the color of the weekends you must use setWeekdayTextFormat()
and to change the shape of the selected day you should use paintCell()
.
from PyQt5 import QtCore, QtGui, QtWidgets
QSS = '''
QCalendarWidget QAbstractItemView
{
selection-background-color: #042944;
selection-color: white;
}
QCalendarWidget QWidget
{
color:grey;
}
QCalendarWidget QTableView
{
border-width:0px;
background-color:lightgrey;
}
'''
class CalendarWidget(QtWidgets.QCalendarWidget):
def __init__(self, parent=None):
super(CalendarWidget, self).__init__(parent,
verticalHeaderFormat=QtWidgets.QCalendarWidget.NoVerticalHeader,
gridVisible=False)
for d in (QtCore.Qt.Saturday, QtCore.Qt.Sunday,):
fmt = self.weekdayTextFormat(d)
fmt.setForeground(QtCore.Qt.darkGray)
self.setWeekdayTextFormat(d, fmt)
def paintCell(self, painter, rect, date):
if date == self.selectedDate():
painter.save()
painter.fillRect(rect, QtGui.QColor("#D3D3D3"))
painter.setPen(QtCore.Qt.NoPen)
painter.setBrush(QtGui.QColor("#33B5E5"))
r = QtCore.QRect(QtCore.QPoint(), min(rect.width(), rect.height())*QtCore.QSize(1, 1))
r.moveCenter(rect.center())
painter.drawEllipse(r)
painter.setPen(QtGui.QPen(QtGui.QColor("gray")))
painter.drawText(rect, QtCore.Qt.AlignCenter, str(date.day()))
painter.restore()
else:
super(CalendarWidget, self).paintCell(painter, rect, date)
if __name__ == '__main__':
import sys
app = QtWidgets.QApplication(sys.argv)
app.setStyleSheet(QSS)
w = CalendarWidget()
w.show()
sys.exit(app.exec_())
