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# -*- coding: utf-8 -*-
#
# AWL simulator - GUI project widget
#
# Copyright 2014 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.common.compat import *
from awlsim.common.templates import *
from awlsim.gui.util import *
from awlsim.gui.sourcetabs import *
class TemplateDialog(QDialog):
def __init__(self, blockName, verboseBlockName=None, extra=None, parent=None):
QDialog.__init__(self, parent)
self.setLayout(QGridLayout())
if not verboseBlockName:
verboseBlockName = blockName
self.setWindowTitle("Insert %s template" % verboseBlockName)
label = QLabel("Insert %s template." % verboseBlockName, self)
self.layout().addWidget(label, 0, 0, 1, 2)
label = QLabel("%s number:" % verboseBlockName, self)
self.layout().addWidget(label, 1, 0)
self.blockNr = QSpinBox(self)
self.blockNr.setMinimum(1)
self.blockNr.setMaximum(0xFFFF)
self.blockNr.setValue(1)
self.blockNr.setPrefix(blockName + " ")
self.layout().addWidget(self.blockNr, 1, 1)
if extra:
label = QLabel("%s number:" % extra, self)
self.layout().addWidget(label, 2, 0)
self.extraNr = QSpinBox(self)
self.extraNr.setMinimum(1)
self.extraNr.setMaximum(0xFFFF)
self.extraNr.setValue(1)
self.extraNr.setPrefix(extra + " ")
self.layout().addWidget(self.extraNr, 2, 1)
self.verbose = QCheckBox("Generate verbose code", self)
self.verbose.setCheckState(Qt.Checked)
self.layout().addWidget(self.verbose, 3, 0, 1, 2)
self.okButton = QPushButton("&Paste code", self)
self.layout().addWidget(self.okButton, 4, 0, 1, 2)
self.okButton.released.connect(self.accept)
def getBlockNumber(self):
return self.blockNr.value()
def getExtraNumber(self):
return self.extraNr.value()
def getVerbose(self):
return self.verbose.checkState() == Qt.Checked
class ProjectWidget(QTabWidget):
# Signal: Some source changed
codeChanged = Signal()
# Signal: Some symbol table changed
symTabChanged = Signal()
# Signal: The visible AWL line range changed
# Parameters are: source, visibleFromLine, visibleToLine
visibleLinesChanged = Signal(AwlSource, int, int)
def __init__(self, parent=None):
QTabWidget.__init__(self, parent)
self.awlTabs = AwlSourceTabWidget(self)
self.symTabs = SymSourceTabWidget(self)
self.addTab(self.awlTabs, "Sources")
self.addTab(self.symTabs, "Symbol tables")
self.setTabToolTip(0, "Enter your AWL/STL program here")
self.setTabToolTip(1, "Enter your symbol table here")
self.reset()
self.awlTabs.sourceChanged.connect(self.codeChanged)
self.symTabs.sourceChanged.connect(self.symTabChanged)
self.awlTabs.visibleLinesChanged.connect(self.visibleLinesChanged)
def handleOnlineDiagChange(self, enabled):
self.awlTabs.handleOnlineDiagChange(enabled)
def handleInsnDump(self, insnDumpMsg):
self.awlTabs.handleInsnDump(insnDumpMsg)
def updateRunState(self, newRunState):
self.awlTabs.updateRunState(newRunState)
self.symTabs.updateRunState(newRunState)
def getProject(self):
"""Returns the project description object (class Project).
Do _not_ use awlSources and symTabs from this project!"""
return self.__project
def getAwlSources(self):
"Returns a list of AwlSource()s"
return self.awlTabs.getSources()
def getSymTabSources(self):
"Returns a list of SymTabSource()s"
return self.symTabs.getSources()
def reset(self):
self.__project = Project(None) # Empty project
self.__isAdHocProject = False
self.__warnedFileBacked = False
self.awlTabs.reset()
self.symTabs.reset()
def __loadProject(self, project):
self.__project = project
self.awlTabs.setSources(self.__project.getAwlSources())
self.symTabs.setSources(self.__project.getSymTabSources())
self.__warnedFileBacked = False
def __loadPlainAwlSource(self, filename):
project = Project(None) # Create an ad-hoc project
srcs = [ AwlSource.fromFile(identNr = AwlSource.newIdentNr(),
name = filename,
filepath = filename), ]
project.setAwlSources(srcs)
self.__loadProject(project)
self.__isAdHocProject = True
QMessageBox.information(self,
"Opened plain AWL/STL file",
"The plain AWL/STL source file \n'%s'\n has sucessfully "
"been opened.\n\n"
"If you click on 'save', you will be asked to create "
"a project file for this source." % filename)
def loadProjectFile(self, filename):
if Project.fileIsProject(filename):
self.__loadProject(Project.fromFile(filename))
else:
# This might be a plain AWL-file.
# Try to load it.
self.__loadPlainAwlSource(filename)
return 1
def saveProjectFile(self, filename):
if self.__isAdHocProject:
srcs = self.__project.getAwlSources()
assert(len(srcs) == 1)
if filename == srcs[0].filepath:
# This is an ad-hoc project, that was created from
# a plain AWL file. Do not overwrite the AWL file.
# Ask the user to create an .awlpro file.
res = QMessageBox.question(self,
"Create Awlsim project file?",
"The current project was created ad-hoc from a "
"plain AWL/STL file.\n"
"Can not save without creating a project file.\n\n"
"Do you want to create a project file?",
QMessageBox.Yes, QMessageBox.No)
if res != QMessageBox.Yes:
return 0
# The user has to choose a new project file name.
# Signal this to our caller.
return -1
awlSrcs = self.getAwlSources()
symTabSrcs = self.getSymTabSources()
if not all(awlSrcs) or not all(symTabSrcs):
# Failed to generate some sources
return 0
if (any(src.isFileBacked() for src in awlSrcs) or\
any(src.isFileBacked() for src in symTabSrcs)) and\
not self.__warnedFileBacked:
QMessageBox.information(self,
"Project contains external sources",
"The project contains external sources.\n"
"It is strongly recommended to integrate "
"external sources into the project.\n"
"Click on 'integrate source into project' "
"in the source menu.")
self.__warnedFileBacked = True
self.__project.setAwlSources(awlSrcs)
self.__project.setSymTabSources(symTabSrcs)
self.__project.setProjectFile(filename)
self.__project.toFile()
if self.__isAdHocProject:
# We got converted to a real project. Update the tabs.
self.awlTabs.setSources(self.__project.getAwlSources())
self.symTabs.setSources(self.__project.getSymTabSources())
self.__isAdHocProject = False
return 1
def __pasteAwlText(self, text):
if self.currentWidget() == self.awlTabs:
self.awlTabs.pasteText(text)
else:
QMessageBox.information(self,
"Please select AWL/STL source",
"Can not paste template.\n\n"
"Please move the text cursor to the place "
"in the AWL/STL code where you want to paste "
"the template to.")
def insertOB(self):
dlg = TemplateDialog("OB", parent=self)
if dlg.exec_() == QDialog.Accepted:
self.__pasteAwlText(Templates.getOB(dlg.getBlockNumber(),
dlg.getVerbose()))
def insertFC(self):
dlg = TemplateDialog("FC", parent=self)
if dlg.exec_() == QDialog.Accepted:
self.__pasteAwlText(Templates.getFC(dlg.getBlockNumber(),
dlg.getVerbose()))
def insertFB(self):
dlg = TemplateDialog("FB", parent=self)
if dlg.exec_() == QDialog.Accepted:
self.__pasteAwlText(Templates.getFB(dlg.getBlockNumber(),
dlg.getVerbose()))
def insertInstanceDB(self):
dlg = TemplateDialog("DB", "Instance-DB", extra="FB", parent=self)
if dlg.exec_() == QDialog.Accepted:
self.__pasteAwlText(Templates.getInstanceDB(dlg.getBlockNumber(),
dlg.getExtraNumber(),
dlg.getVerbose()))
def insertGlobalDB(self):
dlg = TemplateDialog("DB", parent=self)
if dlg.exec_() == QDialog.Accepted:
self.__pasteAwlText(Templates.getGlobalDB(dlg.getBlockNumber(),
dlg.getVerbose()))
def insertFCcall(self):
dlg = TemplateDialog("FC", "FC call", parent=self)
if dlg.exec_() == QDialog.Accepted:
self.__pasteAwlText(Templates.getFCcall(dlg.getBlockNumber(),
dlg.getVerbose()))
def insertFBcall(self):
dlg = TemplateDialog("FB", "FB call", extra="DB", parent=self)
if dlg.exec_() == QDialog.Accepted:
self.__pasteAwlText(Templates.getFBcall(dlg.getBlockNumber(),
dlg.getExtraNumber(),
dlg.getVerbose()))
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