from qtpy.QtWidgets import QDoubleSpinBox
from qtpy.QtCore import QEvent
from qtpyvcp import hal
from qtpyvcp.widgets import HALWidget
from qtpyvcp.utilities.logger import getLogger
from qtpyvcp.plugins import getPlugin
LOG = getLogger(__name__)
STATUS = getPlugin('status')
[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)
[docs] def mousePressEvent(self, event):
# Test for UI LOCK and consume event but do nothing if LOCK in place
if STATUS.isLocked():
LOG.debug('Accept mouse Press Event')
event.accept()
return
super().mousePressEvent(event)
[docs] def mouseReleaseEvent(self, event):
if STATUS.isLocked():
LOG.debug('Accept mouse Release Event')
event.accept()
return
super().mouseReleaseEvent(event)
[docs] def keyPressEvent(self, event):
# Test for UI LOCK and consume event but do nothing if LOCK in place
if STATUS.isLocked():
LOG.debug('Accept keyPressEvent Event')
event.accept()
return
super().keyPressEvent(event)
[docs] def keyReleaseEvent(self, event):
# Test for UI LOCK and consume event but do nothing if LOCK in place
if STATUS.isLocked():
LOG.debug('Accept keyReleaseEvent Event')
event.accept()
return
super().keyReleaseEvent(event)
[docs] 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 STATUS.isLocked():
LOG.debug('Skip HAL onCheckedStateChanged')
return
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)