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# Copyright 2006-2007 Nanorex, Inc. See LICENSE file for details.
"""
PM_LineEdit.py
@author: Mark
@version: $Id$
@copyright: 2006-2007 Nanorex, Inc. All rights reserved.
History:
mark 2007-07-22: Split PropMgrLineEdit out of PropMgrBaseClass.py into this
file and renamed it PM_LineEdit.
"""
from PyQt4.Qt import QLabel
from PyQt4.Qt import QLineEdit
from PyQt4.Qt import QWidget
class PM_LineEdit( QLineEdit ):
"""
The PM_LineEdit widget provides a QLineEdit with a QLabel for a
Property Manager group box.
@cvar defaultText: The default text of the lineedit.
@type defaultText: str
@cvar setAsDefault: Determines whether to reset the value of the
lineedit to I{defaultText} when the user clicks
the "Restore Defaults" button.
@type setAsDefault: bool
@cvar labelWidget: The Qt label widget of this lineedit.
@type labelWidget: U{B{QLabel}<http://doc.trolltech.com/4/qlabel.html>}
"""
defaultText = ""
setAsDefault = True
hidden = False
labelWidget = None
def __init__(self,
parentWidget,
label = '',
labelColumn = 0,
text = '',
setAsDefault = True,
spanWidth = False
):
"""
Appends a QLineEdit widget to <parentWidget>, a property manager group box.
@param parentWidget: the parent group box containing this widget.
@type parentWidget: PM_GroupBox
@param label: The label that appears to the left or right of the
checkbox.
If spanWidth is True, the label will be displayed on
its own row directly above the checkbox.
To suppress the label, set I{label} to an
empty string.
@type label: str
@param labelColumn: The column number of the label in the group box
grid layout. The only valid values are 0 (left
column) and 1 (right column). The default is 0
(left column).
@type labelColumn: int
@param text: initial value of LineEdit widget.
@type text: str
@param setAsDefault: if True, will restore <val> when the
"Restore Defaults" button is clicked.
@type setAsDefault: bool
@param spanWidth: if True, the widget and its label will span the width
of the group box. Its label will appear directly above
the widget (unless the label is empty) and is left justified.
@type spanWidth: bool
@see: U{B{QLineEdit}<http://doc.trolltech.com/4/qlineedit.html>}
"""
if 0: # Debugging code
print "PM_LineEdit.__init__():"
print " label = ", label
print " labelColumn = ", labelColumn
print " text = ", text
print " setAsDefault = ", setAsDefault
print " spanWidth = ", spanWidth
QLineEdit.__init__(self)
self.parentWidget = parentWidget
self.label = label
self.labelColumn = labelColumn
self.setAsDefault = setAsDefault
self.spanWidth = spanWidth
if label: # Create this widget's QLabel.
self.labelWidget = QLabel()
self.labelWidget.setText(label)
# Set QLineEdit text
self.setText(text)
# Set default value
self.defaultText = text
self.setAsDefault = setAsDefault
parentWidget.addPmWidget(self)
def restoreDefault(self):
"""
Restores the default value.
"""
if self.setAsDefault:
self.setText(self.defaultText)
def hide(self):
"""
Hides the lineedit and its label (if it has one).
@see: L{show}
"""
QWidget.hide(self)
if self.labelWidget:
self.labelWidget.hide()
def show(self):
"""
Unhides the lineedit and its label (if it has one).
@see: L{hide}
"""
QWidget.show(self)
if self.labelWidget:
self.labelWidget.show()
# End of PM_LineEdit ############################
|
