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# Copyright 2004-2009 Nanorex, Inc. See LICENSE file for details.
"""
simple_dialogs.py - simple dialogs, collected here for convenience.
TODO: merge some of them into one function.
@author: Bruce, based on code by others
@version: $Id$
@copyright: 2004-2009 Nanorex, Inc. See LICENSE file for details.
"""
from PyQt4.Qt import QInputDialog, QLineEdit, QDialog
from utilities.icon_utilities import geticon
def grab_text_using_dialog( default = "",
title = "title",
label = "label",
iconPath = "ui/border/MainWindow.png"):
"""
Get some text from the user by putting up a dialog with the
supplied title, label, and default text. Return (ok, text)
as described below.
Replace @@@ with \n in the returned text (and convert it to a Python
string). If it contains unicode characters, raise UnicodeEncodeError.
@return: the 2-tuple (ok, text), which is (True, text) if we succeed,
or (False, None) if the user cancels.
"""
# TODO: add an option to allow this to accept unicode,
# and do something better if that's not provided and unicode is entered
# (right now it just raises a UnicodeEncodeError).
# modified from _set_test_from_dialog( ),
# which was modified from debug_runpycode_from_a_dialog,
# which does the "run py code" debug menu command
# Qt4 version [070329; similar code in an exprs-module file]
inputDialog = QDialog() # No parent
inputDialog.setWindowIcon(geticon(iconPath))
text, ok = QInputDialog.getText(inputDialog, title, label,
QLineEdit.Normal, default)
# note: parent arg is needed in Qt4, not in Qt3
if ok:
# fyi: type(text) == <class '__main__.qt.QString'>
text = str(text)
text = text.replace("@@@",'\n')
else:
pass # print "grab_text_using_dialog: cancelled"
return ok, text
# ==
# TODO: merge the features of the following grab_text_line_using_dialog
# with the above grab_text_using_dialog by adding options to distinguish
# them, and rewrite all calls to use the above grab_text_using_dialog.
# Also improve it to permit unicode.
def grab_text_line_using_dialog( default = "",
title = "title",
label = "label",
iconPath = "ui/border/MainWindow.png"): #bruce 070531
"""
Use a dialog to get one line of text from the user, with given default
(initial) value, dialog window title, and label text inside the dialog.
If successful, return (True, text);
if not, return (False, "Reason why not").
Returned text is a python string (not unicode).
"""
# WARNING: several routines contain very similar code.
# We should combine them into one (see comment before this function).
# This function was modified from grab_text_line_using_dialog() (above)
# which was modified from _set_test_from_dialog(),
# which was modified from debug_runpycode_from_a_dialog(),
# which does the "run py code" debug menu command.
inputDialog = QDialog() # No parent
inputDialog.setWindowIcon(geticon(iconPath))
text, ok = QInputDialog.getText(inputDialog, title, label,
QLineEdit.Normal, default)
# note: parent arg needed only in Qt4
if not ok:
reason = "Cancelled"
if ok:
try:
# fyi: type(text) == <class '__main__.qt.QString'>
text = str(text) ###BUG: won't work for unicode
except:
ok = False
reason = "Unicode is not yet supported"
## text = text.replace("@@@",'\n')
if ok:
return True, text
else:
return False, reason
pass
# end
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