Add a simulator dialog to manage simulator settings

.idea/vcs.xml

@@ -2,6 +2,5 @@
 <project version="4">
   <component name="VcsDirectoryMappings">
     <mapping directory="$PROJECT_DIR$" vcs="Git" />
-    <mapping directory="$PROJECT_DIR$/lib/revpimodio2" vcs="Git" />
   </component>
 </project>

include/ui/simulator_ui.py

@@ -0,0 +1,135 @@
+# -*- coding: utf-8 -*-
+
+# Form implementation generated from reading ui file 'simulator.ui'
+#
+# Created by: PyQt5 UI code generator 5.14.1
+#
+# WARNING! All changes made in this file will be lost!
+
+
+from PyQt5 import QtCore, QtGui, QtWidgets
+
+
+class Ui_diag_simulator(object):
+    def setupUi(self, diag_simulator):
+        diag_simulator.setObjectName("diag_simulator")
+        diag_simulator.resize(522, 500)
+        self.verticalLayout = QtWidgets.QVBoxLayout(diag_simulator)
+        self.verticalLayout.setObjectName("verticalLayout")
+        self.gb_settings = QtWidgets.QGroupBox(diag_simulator)
+        self.gb_settings.setObjectName("gb_settings")
+        self.gridLayout = QtWidgets.QGridLayout(self.gb_settings)
+        self.gridLayout.setObjectName("gridLayout")
+        self.lbl_history = QtWidgets.QLabel(self.gb_settings)
+        self.lbl_history.setObjectName("lbl_history")
+        self.gridLayout.addWidget(self.lbl_history, 0, 0, 1, 1)
+        self.lbl_configrsc = QtWidgets.QLabel(self.gb_settings)
+        self.lbl_configrsc.setObjectName("lbl_configrsc")
+        self.gridLayout.addWidget(self.lbl_configrsc, 1, 0, 1, 1)
+        self.txt_configrsc = QtWidgets.QLineEdit(self.gb_settings)
+        self.txt_configrsc.setFocusPolicy(QtCore.Qt.NoFocus)
+        self.txt_configrsc.setText("")
+        self.txt_configrsc.setObjectName("txt_configrsc")
+        self.gridLayout.addWidget(self.txt_configrsc, 1, 1, 1, 1)
+        self.btn_configrsc = QtWidgets.QPushButton(self.gb_settings)
+        self.btn_configrsc.setObjectName("btn_configrsc")
+        self.gridLayout.addWidget(self.btn_configrsc, 1, 2, 1, 1)
+        self.lbl_procimg = QtWidgets.QLabel(self.gb_settings)
+        self.lbl_procimg.setObjectName("lbl_procimg")
+        self.gridLayout.addWidget(self.lbl_procimg, 2, 0, 1, 1)
+        self.txt_procimg = QtWidgets.QLineEdit(self.gb_settings)
+        self.txt_procimg.setFocusPolicy(QtCore.Qt.NoFocus)
+        self.txt_procimg.setText("")
+        self.txt_procimg.setObjectName("txt_procimg")
+        self.gridLayout.addWidget(self.txt_procimg, 2, 1, 1, 1)
+        self.lbl_stop = QtWidgets.QLabel(self.gb_settings)
+        self.lbl_stop.setObjectName("lbl_stop")
+        self.gridLayout.addWidget(self.lbl_stop, 3, 0, 1, 1)
+        self.lbl_restart = QtWidgets.QLabel(self.gb_settings)
+        self.lbl_restart.setObjectName("lbl_restart")
+        self.gridLayout.addWidget(self.lbl_restart, 4, 0, 1, 1)
+        self.cbb_history = QtWidgets.QComboBox(self.gb_settings)
+        self.cbb_history.setSizeAdjustPolicy(QtWidgets.QComboBox.AdjustToMinimumContentsLength)
+        self.cbb_history.setObjectName("cbb_history")
+        self.gridLayout.addWidget(self.cbb_history, 0, 1, 1, 2)
+        self.cbx_stop_remove = QtWidgets.QCheckBox(self.gb_settings)
+        self.cbx_stop_remove.setObjectName("cbx_stop_remove")
+        self.gridLayout.addWidget(self.cbx_stop_remove, 3, 1, 1, 2)
+        self.rb_restart_pictory = QtWidgets.QRadioButton(self.gb_settings)
+        self.rb_restart_pictory.setChecked(True)
+        self.rb_restart_pictory.setObjectName("rb_restart_pictory")
+        self.gridLayout.addWidget(self.rb_restart_pictory, 4, 1, 1, 2)
+        self.rb_restart_zero = QtWidgets.QRadioButton(self.gb_settings)
+        self.rb_restart_zero.setObjectName("rb_restart_zero")
+        self.gridLayout.addWidget(self.rb_restart_zero, 5, 1, 1, 2)
+        self.verticalLayout.addWidget(self.gb_settings)
+        self.gb_info = QtWidgets.QGroupBox(diag_simulator)
+        self.gb_info.setObjectName("gb_info")
+        self.verticalLayout_2 = QtWidgets.QVBoxLayout(self.gb_info)
+        self.verticalLayout_2.setObjectName("verticalLayout_2")
+        self.lbl_info = QtWidgets.QLabel(self.gb_info)
+        self.lbl_info.setWordWrap(True)
+        self.lbl_info.setObjectName("lbl_info")
+        self.verticalLayout_2.addWidget(self.lbl_info)
+        self.txt_info = QtWidgets.QPlainTextEdit(self.gb_info)
+        self.txt_info.setSizeAdjustPolicy(QtWidgets.QAbstractScrollArea.AdjustToContents)
+        self.txt_info.setReadOnly(True)
+        self.txt_info.setPlainText("")
+        self.txt_info.setObjectName("txt_info")
+        self.verticalLayout_2.addWidget(self.txt_info)
+        self.verticalLayout.addWidget(self.gb_info)
+        self.btn_start_pictory = QtWidgets.QPushButton(diag_simulator)
+        self.btn_start_pictory.setObjectName("btn_start_pictory")
+        self.verticalLayout.addWidget(self.btn_start_pictory)
+        self.btn_start_empty = QtWidgets.QPushButton(diag_simulator)
+        self.btn_start_empty.setObjectName("btn_start_empty")
+        self.verticalLayout.addWidget(self.btn_start_empty)
+        self.btn_start_nochange = QtWidgets.QPushButton(diag_simulator)
+        self.btn_start_nochange.setObjectName("btn_start_nochange")
+        self.verticalLayout.addWidget(self.btn_start_nochange)
+
+        self.retranslateUi(diag_simulator)
+        self.btn_start_empty.clicked.connect(diag_simulator.accept)
+        self.btn_start_nochange.clicked.connect(diag_simulator.accept)
+        self.btn_start_pictory.clicked.connect(diag_simulator.accept)
+        QtCore.QMetaObject.connectSlotsByName(diag_simulator)
+        diag_simulator.setTabOrder(self.cbb_history, self.btn_configrsc)
+        diag_simulator.setTabOrder(self.btn_configrsc, self.cbx_stop_remove)
+        diag_simulator.setTabOrder(self.cbx_stop_remove, self.rb_restart_pictory)
+        diag_simulator.setTabOrder(self.rb_restart_pictory, self.rb_restart_zero)
+        diag_simulator.setTabOrder(self.rb_restart_zero, self.txt_info)
+        diag_simulator.setTabOrder(self.txt_info, self.btn_start_pictory)
+        diag_simulator.setTabOrder(self.btn_start_pictory, self.btn_start_empty)
+        diag_simulator.setTabOrder(self.btn_start_empty, self.btn_start_nochange)
+
+    def retranslateUi(self, diag_simulator):
+        _translate = QtCore.QCoreApplication.translate
+        diag_simulator.setWindowTitle(_translate("diag_simulator", "piControl simulator"))
+        self.gb_settings.setTitle(_translate("diag_simulator", "Simulator settings"))
+        self.lbl_history.setText(_translate("diag_simulator", "Last used:"))
+        self.lbl_configrsc.setText(_translate("diag_simulator", "piCtory file:"))
+        self.btn_configrsc.setText(_translate("diag_simulator", "change..."))
+        self.lbl_procimg.setText(_translate("diag_simulator", "Process image:"))
+        self.lbl_stop.setText(_translate("diag_simulator", "Stop action:"))
+        self.lbl_restart.setText(_translate("diag_simulator", "Restart action:"))
+        self.cbx_stop_remove.setText(_translate("diag_simulator", "Remove process image"))
+        self.rb_restart_pictory.setText(_translate("diag_simulator", "Restore piCtory default values"))
+        self.rb_restart_zero.setText(_translate("diag_simulator", "Reset everything to ZERO"))
+        self.gb_info.setTitle(_translate("diag_simulator", "RevPiModIO integration"))
+        self.lbl_info.setText(_translate("diag_simulator", "You can work with this simulator if your call RevPiModIO with this additional parameters:"))
+        self.btn_start_pictory.setText(_translate("diag_simulator", "Start with piCtory default values"))
+        self.btn_start_pictory.setShortcut(_translate("diag_simulator", "Ctrl+1"))
+        self.btn_start_empty.setText(_translate("diag_simulator", "Start with empty process image"))
+        self.btn_start_empty.setShortcut(_translate("diag_simulator", "Ctrl+2"))
+        self.btn_start_nochange.setText(_translate("diag_simulator", "Start without changing actual process image"))
+        self.btn_start_nochange.setShortcut(_translate("diag_simulator", "Ctrl+3"))
+
+
+if __name__ == "__main__":
+    import sys
+    app = QtWidgets.QApplication(sys.argv)
+    diag_simulator = QtWidgets.QDialog()
+    ui = Ui_diag_simulator()
+    ui.setupUi(diag_simulator)
+    diag_simulator.show()
+    sys.exit(app.exec_())

include/ui_dev/simulator.ui

@@ -0,0 +1,245 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>diag_simulator</class>
+ <widget class="QDialog" name="diag_simulator">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>522</width>
+    <height>500</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>piControl simulator</string>
+  </property>
+  <layout class="QVBoxLayout" name="verticalLayout">
+   <item>
+    <widget class="QGroupBox" name="gb_settings">
+     <property name="title">
+      <string>Simulator settings</string>
+     </property>
+     <layout class="QGridLayout" name="gridLayout">
+      <item row="0" column="0">
+       <widget class="QLabel" name="lbl_history">
+        <property name="text">
+         <string>Last used:</string>
+        </property>
+       </widget>
+      </item>
+      <item row="1" column="0">
+       <widget class="QLabel" name="lbl_configrsc">
+        <property name="text">
+         <string>piCtory file:</string>
+        </property>
+       </widget>
+      </item>
+      <item row="1" column="1">
+       <widget class="QLineEdit" name="txt_configrsc">
+        <property name="focusPolicy">
+         <enum>Qt::NoFocus</enum>
+        </property>
+        <property name="text">
+         <string notr="true"/>
+        </property>
+       </widget>
+      </item>
+      <item row="1" column="2">
+       <widget class="QPushButton" name="btn_configrsc">
+        <property name="text">
+         <string>select...</string>
+        </property>
+       </widget>
+      </item>
+      <item row="2" column="0">
+       <widget class="QLabel" name="lbl_procimg">
+        <property name="text">
+         <string>Process image:</string>
+        </property>
+       </widget>
+      </item>
+      <item row="2" column="1">
+       <widget class="QLineEdit" name="txt_procimg">
+        <property name="focusPolicy">
+         <enum>Qt::NoFocus</enum>
+        </property>
+        <property name="text">
+         <string notr="true"/>
+        </property>
+       </widget>
+      </item>
+      <item row="3" column="0">
+       <widget class="QLabel" name="lbl_stop">
+        <property name="text">
+         <string>Stop action:</string>
+        </property>
+       </widget>
+      </item>
+      <item row="4" column="0">
+       <widget class="QLabel" name="lbl_restart">
+        <property name="text">
+         <string>Restart action:</string>
+        </property>
+       </widget>
+      </item>
+      <item row="0" column="1" colspan="2">
+       <widget class="QComboBox" name="cbb_history">
+        <property name="sizeAdjustPolicy">
+         <enum>QComboBox::AdjustToMinimumContentsLength</enum>
+        </property>
+       </widget>
+      </item>
+      <item row="3" column="1" colspan="2">
+       <widget class="QCheckBox" name="cbx_stop_remove">
+        <property name="text">
+         <string>Remove process image</string>
+        </property>
+       </widget>
+      </item>
+      <item row="4" column="1" colspan="2">
+       <widget class="QRadioButton" name="rb_restart_pictory">
+        <property name="text">
+         <string>Restore piCtory default values</string>
+        </property>
+        <property name="checked">
+         <bool>true</bool>
+        </property>
+       </widget>
+      </item>
+      <item row="5" column="1" colspan="2">
+       <widget class="QRadioButton" name="rb_restart_zero">
+        <property name="text">
+         <string>Reset everything to ZERO</string>
+        </property>
+       </widget>
+      </item>
+     </layout>
+    </widget>
+   </item>
+   <item>
+    <widget class="QGroupBox" name="gb_info">
+     <property name="title">
+      <string>RevPiModIO integration</string>
+     </property>
+     <layout class="QVBoxLayout" name="verticalLayout_2">
+      <item>
+       <widget class="QLabel" name="lbl_info">
+        <property name="text">
+         <string>You can work with this simulator if your call RevPiModIO with this additional parameters:</string>
+        </property>
+        <property name="wordWrap">
+         <bool>true</bool>
+        </property>
+       </widget>
+      </item>
+      <item>
+       <widget class="QPlainTextEdit" name="txt_info">
+        <property name="sizeAdjustPolicy">
+         <enum>QAbstractScrollArea::AdjustToContents</enum>
+        </property>
+        <property name="readOnly">
+         <bool>true</bool>
+        </property>
+        <property name="plainText">
+         <string notr="true"/>
+        </property>
+       </widget>
+      </item>
+     </layout>
+    </widget>
+   </item>
+   <item>
+    <widget class="QPushButton" name="btn_start_pictory">
+     <property name="text">
+      <string>Start with piCtory default values</string>
+     </property>
+     <property name="shortcut">
+      <string>Ctrl+1</string>
+     </property>
+    </widget>
+   </item>
+   <item>
+    <widget class="QPushButton" name="btn_start_empty">
+     <property name="text">
+      <string>Start with empty process image</string>
+     </property>
+     <property name="shortcut">
+      <string>Ctrl+2</string>
+     </property>
+    </widget>
+   </item>
+   <item>
+    <widget class="QPushButton" name="btn_start_nochange">
+     <property name="text">
+      <string>Start without changing actual process image</string>
+     </property>
+     <property name="shortcut">
+      <string>Ctrl+3</string>
+     </property>
+    </widget>
+   </item>
+  </layout>
+ </widget>
+ <tabstops>
+  <tabstop>cbb_history</tabstop>
+  <tabstop>btn_configrsc</tabstop>
+  <tabstop>cbx_stop_remove</tabstop>
+  <tabstop>rb_restart_pictory</tabstop>
+  <tabstop>rb_restart_zero</tabstop>
+  <tabstop>txt_info</tabstop>
+  <tabstop>btn_start_pictory</tabstop>
+  <tabstop>btn_start_empty</tabstop>
+  <tabstop>btn_start_nochange</tabstop>
+ </tabstops>
+ <resources/>
+ <connections>
+  <connection>
+   <sender>btn_start_empty</sender>
+   <signal>clicked()</signal>
+   <receiver>diag_simulator</receiver>
+   <slot>accept()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>268</x>
+     <y>447</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>268</x>
+     <y>249</y>
+    </hint>
+   </hints>
+  </connection>
+  <connection>
+   <sender>btn_start_nochange</sender>
+   <signal>clicked()</signal>
+   <receiver>diag_simulator</receiver>
+   <slot>accept()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>268</x>
+     <y>478</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>268</x>
+     <y>249</y>
+    </hint>
+   </hints>
+  </connection>
+  <connection>
+   <sender>btn_start_pictory</sender>
+   <signal>clicked()</signal>
+   <receiver>diag_simulator</receiver>
+   <slot>accept()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>268</x>
+     <y>416</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>268</x>
+     <y>249</y>
+    </hint>
+   </hints>
+  </connection>
+ </connections>
+</ui>

revpicommander/helper.py

@@ -9,6 +9,7 @@ import socket
 from enum import IntEnum
 from http.client import CannotSendRequest
 from os import environ, remove
+from os.path import exists
 from queue import Queue
 from threading import Lock
 from xmlrpc.client import Binary, ServerProxy
@@ -273,7 +274,8 @@ class ConnectionManager(QtCore.QThread):
 
             self._revpi.cleanup()
             self._revpi_output.cleanup()
-            remove(self._revpi.procimg)
+            if settings.value("simulator/stop_remove", False, bool):
+                remove(self._revpi.procimg)
             self._revpi = None
             self._revpi_output = None
 
@@ -297,17 +299,18 @@ class ConnectionManager(QtCore.QThread):
 
             self.connection_disconnected.emit()
 
-    def pyload_simulate(self, configrsc: str, procimg: str):
+    def pyload_simulate(self, configrsc: str, procimg: str, clean_existing: bool):
         """Start the simulator for piControl on local computer."""
         pi.logger.debug("ConnectionManager.start_simulate")
 
-        with open(procimg, "wb") as fh:
+        if not exists(procimg) or clean_existing:
-            fh.write(b'\x00' * 4096)
+            with open(procimg, "wb") as fh:
+                fh.write(b'\x00' * 4096)
 
         try:
             import revpimodio2
 
-            # Prepare process image with default values
+            # Prepare process image with default values for outputs
             self._revpi_output = revpimodio2.RevPiModIO(configrsc=configrsc, procimg=procimg)
             self._revpi_output.setdefaultvalues()
             self._revpi_output.writeprocimg()
@@ -334,9 +337,14 @@ class ConnectionManager(QtCore.QThread):
     def reset_simulator(self):
         """Reset all io to piCtory defaults."""
         pi.logger.debug("ConnectionManager.reset_simulator")
-        self._revpi_output.writeprocimg()
+        if settings.value("simulator/restart_zero", False, bool):
-        self._revpi.setdefaultvalues()
+            with open(self._revpi.procimg, "wb") as fh:
-        self._revpi.writeprocimg()
+                fh.write(b'\x00' * 4096)
+            self._revpi.readprocimg()
+        else:
+            self._revpi_output.writeprocimg()
+            self._revpi.setdefaultvalues()
+            self._revpi.writeprocimg()
 
     def run(self):
         """Thread worker to check status of RevPiPyLoad."""

revpicommander/revpicommander.py

@@ -5,7 +5,7 @@
 __author__ = "Sven Sager"
 __copyright__ = "Copyright (C) 2018 Sven Sager"
 __license__ = "GPLv3"
-__version__ = "0.9.1f"
+__version__ = "0.9.1g"
 
 import webbrowser
 from os.path import basename, dirname, join
@@ -22,6 +22,7 @@ from revpiinfo import RevPiInfo
 from revpioption import RevPiOption
 from revpiplclist import RevPiPlcList
 from revpiprogram import RevPiProgram
+from simulator import Simulator
 from ui.revpicommander_ui import Ui_win_revpicommander
 
 
@@ -195,26 +196,15 @@ class RevPiCommander(QtWidgets.QMainWindow, Ui_win_revpicommander):
         """Start the simulator function."""
         helper.cm.pyload_disconnect()
 
-        diag_open = QtWidgets.QFileDialog(
+        diag = Simulator(self)
-            self, self.tr("Select downloaded piCtory file..."),
+        if diag.exec() != QtWidgets.QDialog.Accepted:
-            helper.settings.value("simulator_pictory", ".", str),
+            diag.deleteLater()
-            self.tr("piCtory file (*.rsc);;All files (*.*)")
-        )
-        diag_open.setAcceptMode(QtWidgets.QFileDialog.AcceptOpen)
-        diag_open.setFileMode(QtWidgets.QFileDialog.ExistingFile)
-        diag_open.setDefaultSuffix("rsc")
-
-        if diag_open.exec() != QtWidgets.QFileDialog.AcceptSave or len(diag_open.selectedFiles()) != 1:
             return
 
-        configrsc_file = diag_open.selectedFiles()[0]
+        configrsc_file = helper.settings.value("simulator/configrsc", "", str)
-        dir_name = dirname(configrsc_file)
+        procimg_file = helper.settings.value("simulator/procimg", "", str)
-        procimg_file = join(dir_name, "{0}.img".format(
-            basename(configrsc_file).rsplit(".", maxsplit=1)[0]
-        ))
-        helper.settings.setValue("simulator_pictory", configrsc_file)
 
-        if helper.cm.pyload_simulate(configrsc_file, procimg_file):
+        if helper.cm.pyload_simulate(configrsc_file, procimg_file, diag.cbx_stop_remove.isChecked()):
             QtWidgets.QMessageBox.information(
                 self, self.tr("Simulator started..."), self.tr(
                     "The simulator is running!\n\nYou can work with this simulator if your call "
@@ -233,10 +223,12 @@ class RevPiCommander(QtWidgets.QMainWindow, Ui_win_revpicommander):
             QtWidgets.QMessageBox.critical(
                 self, self.tr("Can not start..."), self.tr(
                     "Can not start the simulator! Maybe the piCtory file is corrupt "
-                    "or you can not write to the location '{0}'."
+                    "or you have no write permissions for '{0}'."
-                ).format(dir_name)
+                ).format(procimg_file)
             )
 
+        diag.deleteLater()
+
     @QtCore.pyqtSlot()
     def on_act_logs_triggered(self):
         """Show log window."""
@@ -407,10 +399,10 @@ class RevPiCommander(QtWidgets.QMainWindow, Ui_win_revpicommander):
         if helper.cm.simulating:
             rc = QtWidgets.QMessageBox.question(
                 self, self.tr("Reset to piCtory defaults..."), self.tr(
-                    "Do you want to reset your process image to piCtory default values?\n"
+                    "Do you want to reset your process image to {0} values?\n"
                     "You have to stop other RevPiModIO programs before doing that, "
                     "because they could reset the outputs."
-                )
+                ).format("zero" if helper.settings.value("simulator/restart_zero", False, bool) else "piCtory default")
             ) == QtWidgets.QMessageBox.Yes
             if rc:
                 # Set piCtory default values in process image
@@ -494,7 +486,7 @@ if __name__ == "__main__":
 
     win = RevPiCommander()
     win.show()
-    exit_code = app.exec_()
+    exit_code = app.exec()
 
     # Clean up workers
     helper.cm.requestInterruption()

revpicommander/revpiplclist.py

@@ -25,7 +25,6 @@ class RevPiPlcList(QtWidgets.QDialog, Ui_diag_connections):
     def __init__(self, parent=None):
         super(RevPiPlcList, self).__init__(parent)
         self.setupUi(self)
-        self.setFixedSize(self.size())
         self.__default_name = self.tr("New connection")
         self.__default_port = 55123
 

revpicommander/simulator.py

@@ -0,0 +1,122 @@
+# -*- coding: utf-8 -*-
+"""Simulator for piControl."""
+__author__ = "Sven Sager"
+__copyright__ = "Copyright (C) 2021 Sven Sager"
+__license__ = "GPLv3"
+
+from os import W_OK, access
+from os.path import basename, dirname, exists, join
+
+from PyQt5 import QtCore, QtGui, QtWidgets
+
+import helper
+from ui.simulator_ui import Ui_diag_simulator
+
+
+class Simulator(QtWidgets.QDialog, Ui_diag_simulator):
+    """
+    This is a configuration dialog for the simulator of piControl. The
+    selected values will be saved in QSettings section 'simulator' and can be
+    accessed by simulator starting classes.
+    """
+
+    def __init__(self, parent=None):
+        super(Simulator, self).__init__(parent)
+        self.setupUi(self)
+        self.clean_procimg = False
+        self.max_items = 5
+
+        self.cbb_history.addItem("", "")
+        lst_configrsc = helper.settings.value("simulator/history_configrsc", [], list)
+        lst_procimg = helper.settings.value("simulator/history_procimg", [], list)
+        for i in range(len(lst_configrsc)):
+            self.cbb_history.addItem(lst_configrsc[i], lst_procimg[i])
+
+        self.cbx_stop_remove.setChecked(helper.settings.value("simulator/stop_remove", False, bool))
+        self.rb_restart_pictory.setChecked(helper.settings.value("simulator/restart_pictory", False, bool))
+        self.rb_restart_zero.setChecked(helper.settings.value("simulator/restart_zero", False, bool))
+
+        self.btn_start_pictory.setEnabled(False)
+        self.btn_start_empty.setEnabled(False)
+        self.btn_start_nochange.setEnabled(False)
+
+        self.txt_configrsc.textChanged.connect(self.on_txt_textChanged)
+        self.txt_procimg.textChanged.connect(self.on_txt_textChanged)
+
+    def _save_gui(self) -> None:
+        helper.settings.setValue("simulator/stop_remove", self.cbx_stop_remove.isChecked())
+        helper.settings.setValue("simulator/restart_pictory", self.rb_restart_pictory.isChecked())
+        helper.settings.setValue("simulator/restart_zero", self.rb_restart_zero.isChecked())
+
+    def accept(self) -> None:
+        self.cbb_history.removeItem(0)
+        if self.cbb_history.findText(self.txt_configrsc.text()) == -1:
+            self.cbb_history.addItem(self.txt_configrsc.text(), self.txt_procimg.text())
+        if self.cbb_history.count() > self.max_items:
+            self.cbb_history.removeItem(self.max_items)
+
+        helper.settings.setValue("simulator/configrsc", self.txt_configrsc.text())
+        helper.settings.setValue("simulator/procimg", self.txt_procimg.text())
+        self._save_gui()
+
+        lst_configrsc = []
+        lst_procimg = []
+        for i in range(self.cbb_history.count()):
+            lst_configrsc.append(self.cbb_history.itemText(i))
+            lst_procimg.append(self.cbb_history.itemData(i))
+        helper.settings.setValue("simulator/history_configrsc", lst_configrsc)
+        helper.settings.setValue("simulator/history_procimg", lst_procimg)
+
+        self.clean_procimg = self.sender() is self.btn_start_empty
+
+        super(Simulator, self).accept()
+
+    def closeEvent(self, a0: QtGui.QCloseEvent) -> None:
+        self._save_gui()
+
+    @QtCore.pyqtSlot()
+    def on_btn_configrsc_clicked(self) -> None:
+        diag_open = QtWidgets.QFileDialog(
+            self, self.tr("Select downloaded piCtory file..."),
+            helper.settings.value("simulator/last_dir", ".", str),
+            self.tr("piCtory file (*.rsc);;All files (*.*)")
+        )
+        diag_open.setAcceptMode(QtWidgets.QFileDialog.AcceptOpen)
+        diag_open.setFileMode(QtWidgets.QFileDialog.ExistingFile)
+        diag_open.setDefaultSuffix("rsc")
+
+        if diag_open.exec() != QtWidgets.QFileDialog.AcceptSave or len(diag_open.selectedFiles()) != 1:
+            diag_open.deleteLater()
+            return
+
+        configrsc_file = diag_open.selectedFiles()[0]
+        dir_name = dirname(configrsc_file)
+        procimg_file = join(dir_name, "{0}.img".format(basename(configrsc_file).rsplit(".", maxsplit=1)[0]))
+        self.txt_configrsc.setText(configrsc_file)
+        self.txt_procimg.setText(procimg_file)
+
+        helper.settings.setValue("simulator/last_dir", dir_name)
+        diag_open.deleteLater()
+
+    @QtCore.pyqtSlot(int)
+    def on_cbb_history_currentIndexChanged(self, index: int) -> None:
+        if index == 0:
+            return
+        self.txt_configrsc.setText(self.cbb_history.itemText(index))
+        self.txt_procimg.setText(self.cbb_history.itemData(index))
+
+    @QtCore.pyqtSlot(str)
+    def on_txt_textChanged(self, text: str) -> None:
+        configrsc_file = self.txt_configrsc.text()
+        procimg_file = self.txt_procimg.text()
+        if configrsc_file and procimg_file:
+            file_access = access(procimg_file, W_OK)
+            self.txt_info.setPlainText("configrsc=\"{0}\", procimg=\"{1}\"".format(configrsc_file, procimg_file))
+            self.btn_start_pictory.setEnabled(file_access)
+            self.btn_start_empty.setEnabled(file_access)
+            self.btn_start_nochange.setEnabled(file_access and exists(procimg_file))
+        else:
+            self.txt_info.clear()
+            self.btn_start_pictory.setEnabled(False)
+            self.btn_start_empty.setEnabled(False)
+            self.btn_start_nochange.setEnabled(False)

setup.py

@@ -19,7 +19,7 @@ class MyEggInfo(distutils.command.install_egg_info.install_egg_info):
 
 
 setup(
-    version="0.9.1f",
+    version="0.9.1g",
     python_requires="~=3.4",
     requires=["PyQt5", "revpimodio2", "zeroconf"],