kopia lustrzana https://github.com/NanoVNA-Saver/nanovna-saver
49 wiersze
1.8 KiB
Python
49 wiersze
1.8 KiB
Python
|
# NanoVNASaver
|
||
|
# A python program to view and export Touchstone data from a NanoVNA
|
||
|
# Copyright (C) 2019. Rune B. Broberg
|
||
|
#
|
||
|
# This program is free software: you can redistribute it and/or modify
|
||
|
# it under the terms of the GNU General Public License as published by
|
||
|
# the Free Software Foundation, either version 3 of the License, or
|
||
|
# (at your option) any later version.
|
||
|
#
|
||
|
# This program is distributed in the hope that it will be useful,
|
||
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||
|
# GNU General Public License for more details.
|
||
|
#
|
||
|
# You should have received a copy of the GNU General Public License
|
||
|
# along with this program. If not, see <https://www.gnu.org/licenses/>.
|
||
|
|
||
|
from PyQt5 import QtGui, QtWidgets, QtCore
|
||
|
from NanoVNASaver.Formatting import format_frequency_inputs
|
||
|
|
||
|
|
||
|
class FrequencyInputWidget(QtWidgets.QLineEdit):
|
||
|
|
||
|
def __init__(self, text=""):
|
||
|
super().__init__(text)
|
||
|
self.nextFrequency = -1
|
||
|
self.previousFrequency = -1
|
||
|
|
||
|
def setText(self, text: str) -> None:
|
||
|
super().setText(format_frequency_inputs(text))
|
||
|
|
||
|
|
||
|
class MarkerFrequencyInputWidget(FrequencyInputWidget):
|
||
|
|
||
|
def keyPressEvent(self, a0: QtGui.QKeyEvent) -> None:
|
||
|
if a0.type() == QtCore.QEvent.KeyPress:
|
||
|
if a0.key() == QtCore.Qt.Key_Up and self.nextFrequency != -1:
|
||
|
a0.accept()
|
||
|
self.setText(self.nextFrequency)
|
||
|
self.textEdited.emit(self.text())
|
||
|
return
|
||
|
if a0.key() == QtCore.Qt.Key_Down and \
|
||
|
self.previousFrequency != -1:
|
||
|
a0.accept()
|
||
|
self.setText(self.previousFrequency)
|
||
|
self.textEdited.emit(self.text())
|
||
|
return
|
||
|
super().keyPressEvent(a0)
|