def parse(cls, s: str) -> 'VersionNumber':
"""Parse a version number from a string."""
ver, _suffix = QVersionNumber.fromString(s)
# FIXME: Should we support a suffix?
if ver.isNull():
raise ValueError(f"Failed to parse {s}")
return cls(*ver.normalized().segments())
def _get_nm_version(self):
version, _suffindex = QVersionNumber.fromString(
read_dbus_property(self._nm, 'Version'))
return version
self.LabRightInfo.setText(u"启动联合仿真失败")
elif self.ret == -2:
self.LabRightInfo.setText(u"启动联合仿真失败")
print("指针指向失败！！！")
else:
self.ret = 0
print("打开共享内存成功！！！")
self.LabRightInfo.setText(u"已启动联合仿真")
return self.ret
# ============窗体测试程序 ================================
if __name__ == "__main__":
app = 0 # 清除上次运行的残留
v_compare = QVersionNumber(5, 6, 0)
v_current, _ = QVersionNumber.fromString(QT_VERSION_STR) # 获取当前Qt版本
if QVersionNumber.compare(v_current, v_compare) >= 0:
QApplication.setAttribute(
Qt.AA_EnableHighDpiScaling) # Qt从5.6.0开始，支持High-DPI
app = QApplication(sys.argv) #
else:
app = QApplication(sys.argv)
font = QFont("宋体")
pointSize = font.pointSize()
font.setPixelSize(pointSize * 90 / 72)
app.setFont(font)
splash = SplashPanel()
app.processEvents() # 防止进程卡死
myMainWin = QmyMainWindow("flightButton", None)
def parse_version(version: str) -> VersionNumber:
"""Parse a version string."""
v_q, _suffix = QVersionNumber.fromString(version)
return cast(VersionNumber, v_q.normalized())