/usr/lib/python2.7/dist-packages/sardana/taurus/qt/qtgui/extra_pool/poolioregister.py is in python-sardana 1.6.1-1.
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##############################################################################
##
## This file is part of Sardana
##
## http://www.sardana-controls.org/
##
## Copyright 2011 CELLS / ALBA Synchrotron, Bellaterra, Spain
##
## Sardana is free software: you can redistribute it and/or modify
## it under the terms of the GNU Lesser General Public License as published by
## the Free Software Foundation, either version 3 of the License, or
## (at your option) any later version.
##
## Sardana 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 Lesser General Public License for more details.
##
## You should have received a copy of the GNU Lesser General Public License
## along with Sardana. If not, see <http://www.gnu.org/licenses/>.
##
##############################################################################
"""
poolioregister.py:
"""
__all__ = ["PoolIORegisterTV", "PoolIORegister", 'PoolIORegisterButtons']
from taurus.external.qt import Qt
from taurus.qt.qtgui.display import TaurusLabel
from taurus.core.util.eventfilters import EventValueMap
from taurus.qt.qtgui.input import TaurusValueComboBox
from taurus.qt.qtgui.panel import TaurusValue
from taurus.qt.qtgui.container import TaurusWidget
from taurus.qt.qtgui.util.ui import UILoadable
from poolmotor import LabelWidgetDragsDeviceAndAttribute
import taurus
class PoolIORegisterReadWidget(TaurusLabel):
''' This class is intended to be used as a read widget of a TaurusValue with IORegister devices.
After setting the model, it gets the Labels and creates a filter to show them instead of the values.
'''
def __init__(self, parent=None, designMode=False):
TaurusLabel.__init__(self, parent, designMode)
def setModel(self, model):
TaurusLabel.setModel(self, '%s/value' % model) #@todo: change this (it assumes tango naming!)
try: ior_dev = taurus.Device(model)
except: return
labels = ior_dev.getAttribute('Labels').read().value
labels_list = labels.split(' ')
# Update the mapping
self.readEventValueMap = EventValueMap()
for label_and_value in labels_list:
label, value = label_and_value.split(':')
self.readEventValueMap[int(value)] = label
# @TODO: Some day filters will work again...
# until then, it is better to NOT have the filter
# so at least we see a value and not '------'
#self.setEventFilters([self.readEventValueMap])
##########################################################
# FILTERS ARE NOT WORKING AS OF SVN:17541
# SO I RE-IMPLEMENT getFormatedToolTip for this purpose
##########################################################
def getFormatedToolTip(self, cache=True):
taurus_label_tooltip = TaurusLabel.getFormatedToolTip(self, cache)
try:
display_value = int(self.getDisplayValue())
extended_tooltip = ''
value_keys = self.readEventValueMap.keys()
value_keys.sort()
for value in value_keys:
label = self.readEventValueMap[value]
value_label_info = '%d: %s' % (value, label)
if value == display_value:
value_label_info = '<B>* ' + value_label_info + ' *</B>'
extended_tooltip += value_label_info + '<BR>'
return taurus_label_tooltip + '<HR>' + extended_tooltip
except:
pass
return taurus_label_tooltip
##########################################################
@classmethod
def getQtDesignerPluginInfo(cls):
return None
class PoolIORegisterWriteWidget(TaurusValueComboBox):
''' This class is intended to be used as a write widget of a TaurusValue with IORegister devices.
After setting the model, it gets the Labels and populates the combobox. It has AutoApply set to True.
'''
def __init__(self, parent=None, designMode=False):
TaurusValueComboBox.__init__(self, parent, designMode)
TaurusValueComboBox.setForcedApply(self, True)
def setModel(self, model):
TaurusValueComboBox.setModel(self, '%s/value' % model) #@todo: change this (it assumes tango naming!)
try: ior_dev = taurus.Device(model)
except: return
labels = ior_dev.getAttribute('Labels').read().value
labels_list = labels.split(' ')
# Update the mapping
self.writeValueNames = []
for label_and_value in labels_list:
label, value = label_and_value.split(':')
self.writeValueNames.append((label, value))
self.setValueNames(self.writeValueNames)
@classmethod
def getQtDesignerPluginInfo(cls):
return None
class PoolIORegisterTV(TaurusValue):
''' A widget that displays and controls a pool IORegister device. It
behaves as a TaurusValue.
'''
def __init__(self, parent=None, designMode=False):
TaurusValue.__init__(self, parent=parent, designMode=designMode)
self.setLabelWidgetClass("LabelWidgetDragsDeviceAndAttribute")
self.setLabelConfig('dev_alias')
self.setReadWidgetClass('PoolIORegisterReadWidget')
self.setWriteWidgetClass('PoolIORegisterWriteWidget')
self.ioreg_dev = None
def setModel(self, model):
TaurusValue.setModel(self, model)
try: self.ioreg_dev = taurus.Device(model)
except: return
def showEvent(self, event):
TaurusValue.showEvent(self, event)
if self.ioreg_dev is not None:
self.ioreg_dev.getAttribute('Value').enablePolling(force=True)
def hideEvent(self, event):
TaurusValue.hideEvent(self, event)
if self.ioreg_dev is not None:
self.ioreg_dev.getAttribute('Value').disablePolling()
class PoolIORegister(TaurusWidget):
''' A widget that displays and controls a pool IORegister device.
It reads the value and provides a combobox to write it.
NOTE: It would be nice to provide 'ABORT' button if the device allows it.
NOTE: It would be nice to set icons for each possible value label.
'''
def __init__(self, parent=None, designMode=False):
TaurusWidget.__init__(self, parent, designMode)
self.ioreg_dev = None
self.setLayout(Qt.QHBoxLayout())
self.layout().setContentsMargins(0, 0, 0, 0)
self.layout().setSpacing(0)
self.alias_label = TaurusLabel()
self.alias_label.setBgRole('state')
self.layout().addWidget(self.alias_label)
self.read_widget = PoolIORegisterReadWidget()
self.layout().addWidget(self.read_widget)
self.write_widget = PoolIORegisterWriteWidget()
self.layout().addWidget(self.write_widget)
def setModel(self, model):
try: self.ioreg_dev = taurus.Device(model)
except: return
self.alias_label.setModel('%s/State?configuration=dev_alias' % model)
self.read_widget.setModel(model)
self.write_widget.setModel(model)
def showEvent(self, event):
TaurusWidget.showEvent(self, event)
if self.ioreg_dev is not None:
self.ioreg_dev.getAttribute('Value').enablePolling(force=True)
def hideEvent(self, event):
TaurusWidget.hideEvent(self, event)
if self.ioreg_dev is not None:
self.ioreg_dev.getAttribute('Value').disablePolling()
@UILoadable(with_ui='ui')
class PoolIORegisterButtons(TaurusWidget):
''' A widget that displays and controls a pool IORegister device.
It reads the value and provides buttons to switch between values.
NOTE: It would be nice to provide 'ABORT' button if the device allows it.
NOTE: It would be nice to set icons for each possible value label.
'''
def __init__(self, parent=None, designMode=False):
TaurusWidget.__init__(self, parent, designMode)
self.loadUi()
self.ioreg_dev = None
self.alias_label = TaurusLabel()
self.alias_label.setBgRole('state')
self.value_label = PoolIORegisterReadWidget()
self.button_value_dict = {}
policy = self.value_label.sizePolicy()
policy.setHorizontalPolicy(Qt.QSizePolicy.Expanding)
self.value_label.setSizePolicy(policy)
self.ui.lo_state_read.addWidget(self.alias_label)
self.ui.lo_state_read.addWidget(self.value_label)
def setModel(self, model):
try: self.ioreg_dev = taurus.Device(model)
except: return
self.alias_label.setModel('%s/State?configuration=dev_alias' % model)
self.value_label.setModel(model)
# Empty previous buttons
#self.ui.lo_buttons_write.
for button in self.button_value_dict.keys():
self.disconnect(button, Qt.SIGNAL('clicked'), self.writeValue)
button.deleteLater()
self.button_value_dict = {}
labels = self.ioreg_dev.getAttribute('Labels').read().value
labels_list = labels.split(' ')
# Update the mapping
for label_and_value in labels_list:
label, value = label_and_value.split(':')
button = Qt.QPushButton(label)
self.button_value_dict[button] = value
self.ui.lo_buttons_write.addWidget(button)
self.connect(button, Qt.SIGNAL('clicked()'), self.writeValue)
def writeValue(self):
if self.ioreg_dev is None:
return
button = self.sender()
value = self.button_value_dict[button]
self.ioreg_dev.getAttribute('Value').write(value)
def showEvent(self, event):
TaurusWidget.showEvent(self, event)
if self.ioreg_dev is not None:
self.ioreg_dev.getAttribute('Value').enablePolling(force=True)
def hideEvent(self, event):
TaurusWidget.hideEvent(self, event)
if self.ioreg_dev is not None:
self.ioreg_dev.getAttribute('Value').disablePolling()
def test_form():
from taurus.qt.qtgui.panel import TaurusForm
tgclass_map = {'IORegister':PoolIORegisterTV}
form = TaurusForm()
form.setCustomWidgetMap(tgclass_map)
model = 'tango://controls02:10000/ioregister/gc_tgiorctrl/1'
if len(sys.argv) > 1:
model = sys.argv[1]
form.setModel([model])
form.show()
def test_widget():
w = PoolIORegister()
model = 'tango://controls02:10000/ioregister/gc_tgiorctrl/1'
if len(sys.argv) > 1:
model = sys.argv[1]
w.setModel(model)
w.show()
def test_buttons():
w = PoolIORegisterButtons()
model = 'tango://controls02:10000/ioregister/gc_tgiorctrl/1'
if len(sys.argv) > 1:
model = sys.argv[1]
w.setModel(model)
w.show()
if __name__ == '__main__':
import sys
app = Qt.QApplication(sys.argv)
#test_form()
#test_widget()
test_buttons()
sys.exit(app.exec_())
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