Source code for qtpyvcp.widgets.hal_widgets.hal_double_spinbox



from qtpy.QtWidgets import QDoubleSpinBox
from qtpy.QtCore import QEvent

from qtpyvcp import hal
from qtpyvcp.widgets import HALWidget


[docs]class HalDoubleSpinBox(QDoubleSpinBox, HALWidget): """HAL DoubleSpinBox DoubleSpinBox for displaying and setting `float` HAL pin values. .. table:: Generated HAL Pins ========================= ========= ========= HAL Pin Name Type Direction ========================= ========= ========= qtpyvcp.spinbox.enable bit in qtpyvcp.spinbox.in float in qtpyvcp.spinbox.out float out ========================= ========= ========= """ def __init__(self, parent=None): super(HalDoubleSpinBox, self).__init__(parent) self._value_pin = None self._enabled_pin = None self._signed_int = True self.valueChanged.connect(self.onCheckedStateChanged) def changeEvent(self, event): super(HalDoubleSpinBox, self).changeEvent(event) if event == QEvent.EnabledChange and self._enabled_pin is not None: self._enabled_pin.value = self.isEnabled() def onCheckedStateChanged(self, checked): if self._value_pin is not None: self._value_pin.value = checked
[docs] def initialize(self): comp = hal.getComponent() obj_name = self.getPinBaseName() # add spinbox.enabled HAL pin self._enabled_pin = comp.addPin(obj_name + ".enable", "bit", "in") self._enabled_pin.value = self.isEnabled() self._enabled_pin.valueChanged.connect(self.setEnabled) # add spinbox.checked HAL pin self._value_pin = comp.addPin(obj_name + ".out", "float", "out") self._value_pin.value = self.value() # add spinbox.checked HAL pin self._set_value_pin = comp.addPin(obj_name + ".in", "float", "in") self._set_value_pin.valueChanged.connect(self.setValue)