def __init__(self):
self.dialog = QtGui.QDialog()
self.ui = Ui_Select_Offset()
self.ui.setupUi(self.dialog)
class VisOffsetSelector(object):
"""
Display and assign actions for the offset-selection window.
"""
def __init__(self):
self.dialog = QtGui.QDialog()
self.ui = Ui_Select_Offset()
self.ui.setupUi(self.dialog)
def trigger(self):
"""
Set up and get information from a window that asks the user for an offest value. The return
value corresponds to the quarterLength duration the user chose.
:returns: The interval offset chosen by the user, or "ALL," if relevant.
:rtype: ``unicode``
"""
self.dialog.show()
# signals
buttons = [self.ui.btn_8.clicked,
self.ui.btn_4.clicked,
self.ui.btn_2.clicked,
self.ui.btn_1.clicked,
self.ui.btn_0_5.clicked,
self.ui.btn_0_25.clicked,
self.ui.btn_0_125.clicked,
self.ui.btn_0_0625.clicked,
self.ui.btn_none.clicked]
for btn_sig in buttons:
btn_sig.connect(self._change_offset)
# hold currently-selected duration
self.current_duration = 0.5
# show the form!
self.dialog.exec_()
# (User chooses stuff)
# ... then...
# Return the currently-selected duration
return unicode(self.current_duration)
@QtCore.pyqtSlot()
def _change_offset(self):
if self.ui.btn_8.isChecked():
self.current_duration = 8.0
elif self.ui.btn_4.isChecked():
self.current_duration = 4.0
elif self.ui.btn_2.isChecked():
self.current_duration = 2.0
elif self.ui.btn_1.isChecked():
self.current_duration = 1.0
elif self.ui.btn_0_5.isChecked():
self.current_duration = 0.5
elif self.ui.btn_0_25.isChecked():
self.current_duration = 0.25
elif self.ui.btn_0_125.isChecked():
self.current_duration = 0.125
elif self.ui.btn_0_0625.isChecked():
self.current_duration = 0.0625
elif self.ui.btn_none.isChecked():
self.current_duration = u'ALL'
self.ui.music21_durat.display(unicode(self.current_duration))
