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# -*- coding: utf-8 -*-
#
# AWL simulator - GUI utility functions
#
# Copyright 2012-2015 Michael Buesch <m@bues.ch>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#
from __future__ import division, absolute_import, print_function, unicode_literals
from awlsim_loader.common import *
from awlsim_loader.coreclient import *
import awlsim_loader.cython_helper as cython_helper
import sys
import traceback
if isPyPy or isJython:
# PySide does not work on PyPy or Jython, yet.
printError("Running awlsim-gui on the PyPy or Jython interpreter is not supported.")
printError("Please use CPython 2.7 or CPython 3.x")
sys.exit(1)
if cython_helper.shouldUseCython():
print("*** Using accelerated CYTHON core "
"(AWLSIM_CYTHON environment variable is set)")
from awlsim.gui.qt_bindings import *
AWLSIM_HOME_URL = "https://bues.ch/a/awlsim"
# Convert an integer to a dual-string
def intToDualString(value, bitWidth):
string = []
for bitnr in range(bitWidth - 1, -1, -1):
string.append('1' if ((value >> bitnr) & 1) else '0')
if bitnr and bitnr % 4 == 0:
string.append('_')
return ''.join(string)
# Get the default fixed font
def getDefaultFixedFont(pointSize=11):
font = QFont()
font.setStyleHint(QFont.Courier)
font.setFamily("Courier")
font.setPointSize(pointSize)
font.setWeight(QFont.Normal)
return font
# Color used for errors
def getErrorColor():
return QColor("#FFC0C0")
def handleFatalException(parentWidget=None):
text = str(traceback.format_exc())
print("Fatal exception:\n", text)
QMessageBox.critical(parentWidget,
"A fatal exception occurred",
"<pre>"
"A fatal exception occurred:\n\n"
"%s\n\n"
"Awlsim will be terminated."
"</pre>" % text)
sys.exit(1)
class MessageBox(QDialog):
def __init__(self, parent, title, text,
verboseText=None, icon=QMessageBox.Critical):
QDialog.__init__(self, parent)
self.setLayout(QGridLayout())
self.setWindowTitle(title)
self.text = "<pre>" + text + "\n</pre>"
self.verboseText = None
if verboseText and verboseText.strip() != text.strip():
self.verboseText = "<pre>" + verboseText + "\n</pre>"
self.textBox = QLabel(self)
self.textBox.setTextInteractionFlags(Qt.TextSelectableByMouse |\
Qt.TextSelectableByKeyboard |\
Qt.LinksAccessibleByMouse |\
Qt.LinksAccessibleByKeyboard)
self.layout().addWidget(self.textBox, 0, 0, 1, 3)
if self.verboseText:
self.verboseCheckBox = QCheckBox("Show verbose information", self)
self.layout().addWidget(self.verboseCheckBox, 1, 0, 1, 3)
else:
self.verboseCheckBox = None
self.okButton = QPushButton("&Ok", self)
self.layout().addWidget(self.okButton, 2, 1)
self.__updateText()
self.okButton.released.connect(self.accept)
if self.verboseCheckBox:
self.verboseCheckBox.stateChanged.connect(self.__updateText)
def __updateText(self):
if self.verboseCheckBox and\
self.verboseCheckBox.checkState() == Qt.Checked:
self.textBox.setText(self.verboseText)
else:
self.textBox.setText(self.text)
@classmethod
def error(cls, parent, text, verboseText=None):
dlg = cls(parent = parent,
title = "Awlsim - Error",
text = text,
verboseText = verboseText,
icon = QMessageBox.Critical)
res = dlg.exec_()
dlg.deleteLater()
return res
@classmethod
def warning(cls, parent, text, verboseText=None):
dlg = cls(parent = parent,
title = "Awlsim - Warning",
text = text,
verboseText = verboseText,
icon = QMessageBox.Warning)
res = dlg.exec_()
dlg.deleteLater()
return res
@classmethod
def handleAwlSimError(cls, parent, description, exception):
if exception.getSeenByUser():
return cls.Accepted
exception.setSeenByUser()
def maketext(verbose):
text = "An exception occurred:"
if description:
text += "\n"
text += " " + description + "."
text += "\n\n"
text += exception.getReport(verbose)
return text
return cls.error(parent, maketext(False), maketext(True))
@classmethod
def handleAwlParserError(cls, parent, exception):
return cls.handleAwlSimError(parent = parent,
description = None,
exception = exception)
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