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#!/usr/bin/env python
#############################################################################
##
## This file is part of Taurus
##
## http://taurus-scada.org
##
## Copyright 2011 CELLS / ALBA Synchrotron, Bellaterra, Spain
##
## Taurus 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.
##
## Taurus 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 Taurus. If not, see <http://www.gnu.org/licenses/>.
##
#############################################################################
"""This module provides a set of basic taurus widgets based on QCheckBox"""
__all__ = ["TaurusValueCheckBox"]
__docformat__ = 'restructuredtext'
from taurus.external.qt import Qt
from taurus.qt.qtgui.base import TaurusBaseWritableWidget
class TaurusValueCheckBox(Qt.QCheckBox, TaurusBaseWritableWidget):
"""A QCheckBox connected to a boolean writable attribute model"""
__pyqtSignals__ = ("modelChanged(const QString &)",)
def __init__(self, qt_parent = None, designMode = False):
name = "TaurusValueCheckBox"
self.call__init__wo_kw(Qt.QCheckBox, qt_parent)
self.call__init__(TaurusBaseWritableWidget, name, designMode=designMode)
self.setObjectName(name)
self.updateStyle()
self.connect(self, Qt.SIGNAL('stateChanged(int)'),self.valueChanged)
def keyPressEvent(self, event):
if event.key() in (Qt.Qt.Key_Return, Qt.Qt.Key_Enter):
self.writeValue()
event.accept()
else:
Qt.QCheckBox.keyPressEvent(self,event)
event.ignore()
def minimumSizeHint(self):
return Qt.QSize(20, 20)
#-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-
# TaurusBaseWritableWidget overwriting
#-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-
def updateStyle(self):
TaurusBaseWritableWidget.updateStyle(self)
# Show text only if it is not specifically hidden
if self._showText:
try:
self.setText(str(self.getModelObj().getConfig().getLabel()))
except:
self.setText('----')
else:
self.setText('')
#Update pending operations style
if self.hasPendingOperations():
txt = str(self.text()).strip()
if len(txt) == 0:
self.setText("!")
self.setStyleSheet('TaurusValueCheckBox {color: blue;}')
else:
if str(self.text()) == "!": self.setText(" ")
self.setStyleSheet('TaurusValueCheckBox {}')
self.update()
def setValue(self, v):
self.setChecked(bool(v))
def getValue(self):
return self.isChecked()
@classmethod
def getQtDesignerPluginInfo(cls):
ret = TaurusBaseWritableWidget.getQtDesignerPluginInfo()
ret['module'] = 'taurus.qt.qtgui.input'
ret['icon'] = ":/designer/checkbox.png"
return ret
#-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-
# QT properties
#-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-
model = Qt.pyqtProperty("QString", TaurusBaseWritableWidget.getModel,
TaurusBaseWritableWidget.setModel,
TaurusBaseWritableWidget.resetModel)
showText = Qt.pyqtProperty("bool", TaurusBaseWritableWidget.getShowText,
TaurusBaseWritableWidget.setShowText,
TaurusBaseWritableWidget.resetShowText)
useParentModel = Qt.pyqtProperty("bool", TaurusBaseWritableWidget.getUseParentModel,
TaurusBaseWritableWidget.setUseParentModel,
TaurusBaseWritableWidget.resetUseParentModel)
autoApply = Qt.pyqtProperty("bool", TaurusBaseWritableWidget.getAutoApply,
TaurusBaseWritableWidget.setAutoApply,
TaurusBaseWritableWidget.resetAutoApply)
forcedApply = Qt.pyqtProperty("bool", TaurusBaseWritableWidget.getForcedApply,
TaurusBaseWritableWidget.setForcedApply,
TaurusBaseWritableWidget.resetForcedApply)
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