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# Copyright 2008 Nanorex, Inc. See LICENSE file for details.
"""
@author: Ninad
@copyright: 2008 Nanorex, Inc. See LICENSE file for details.
@version:$Id$
History:
Created on 2008-07-15 . The main purpose of this class was a workaround to
new Qt4.3.2 BUG 2916 in the QToolbar extension popup indicator.
TODO:
"""
from PyQt4.Qt import QWidgetAction
from PyQt4.Qt import QToolButton
from PyQt4.Qt import Qt
def truncateText(text, length = 12, truncateSymbol = '...'):
"""
Truncates the tooltip text with the given truncation symbol
(three dots) in the case
"""
#ninad 070201 This is a temporary fix. Ideally it should show the whole
#text in the toolbutton. But there are some layout / size policy
#problems because of which the toolbar height increases after you print
#tooltip text on two or more lines. (undesirable effect)
if not text:
print "no text to truncate. Returning"
return
truncatedLength = length - len(truncateSymbol)
if len(text) > length:
return text[:truncatedLength] + truncateSymbol
else:
return text
def wrapToolButtonText(text):
"""
Add a newline character at the end of each word in the toolbutton text
"""
#ninad 070126 QToolButton lacks this method. This is not really a
#'word wrap' but OK for now.
#@@@ ninad 070126. Not calling this method as it is creating an annoying
#resizing problem in the Command toolbar layout. Possible solution is
#to add a spacer item in a vbox layout to the command toolbar layout
stringlist = text.split(" ", QString.SkipEmptyParts)
text2 = QString()
if len(stringlist) > 1:
for l in stringlist:
text2.append(l)
text2.append("\n")
return text2
return None
_superclass = QWidgetAction
class NE1_QWidgetAction(_superclass):
def __init__(self, parent, win = None):
_superclass.__init__(self, parent)
self.win = win
self._toolButtonPalette = None
def createWidget(self, parent):
cmdToolbar = self.win.commandToolbar
btn = None
if cmdToolbar:
flyoutToolBar = cmdToolbar.flyoutToolBar
if flyoutToolBar:
if 0:
print "***self.text() =%s, parent = %s"%(self.text(),
parent)
if parent is flyoutToolBar:
btn = self._createToolButtonWidget(parent)
return btn
def _createToolButtonWidget(self, parent):
"""
@see: self.createWidget()
"""
btn = QToolButton(parent)
btn.setAutoFillBackground(True)
btn.setToolButtonStyle(Qt.ToolButtonTextUnderIcon)
btn.setMinimumWidth(75)
btn.setMaximumWidth(75)
btn.setMinimumHeight(62)
btn.setAutoRaise(True)
btn.setCheckable(True)
btn.setDefaultAction(self)
text = truncateText(self.text())
btn.setText(text)
if self._toolButtonPalette:
btn.setPalette(self._toolButtonPalette)
#@@@ ninad070125 The following function
#adds a newline character after each word in toolbutton text.
#but the changes are reflected only on 'mode' toolbuttons
#on the flyout toolbar (i.e.only Checkable buttons..don't know
#why. Disabling its use for now.
debug_wrapText = False
if debug_wrapText:
text = wrapToolButtonText(action.text())
if text:
action.setText(text)
return btn
def setToolButtonPalette(self, palette):
"""
@see: CommandToolbar._createFlyoutToolbar()
"""
self._toolButtonPalette = palette
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