- updated the Readme file - MacOS installation instructions to ensure that the gdal package is installed correctly

- some minor other changes in the quit_application()

CHANGELOG.md

@@ -18,6 +18,7 @@ CHANGELOG for FlatCAM beta
 - Cleaned the GUI in Excellon Preferences of parameters no longer used (transferred to Drilling Tool)
 - Removed warning message boxes from export DXF/SVG handlers of the menu entries in the File menu and upgraded the status bar message to error
 - reactivated the close_app Qt signal mechanism
+- updated the Readme file - MacOS installation instructions to ensure that the gdal package is installed correctly
 
 20.11.2020
 

README.md

@@ -62,6 +62,15 @@ cd D:\FlatCAM_beta
 python FlatCAM.py
 
 2.Linux
+- create a folder to hold the sources somewhere on your HDD:
+mkdir FlatCAM-beta
+
+- unzip in this folder the sources downloaded from https://bitbucket.org/jpcgt/flatcam/downloads/
+Using commands (e.g using the sources for FlatCAM beta 8.995):
+cd ~/FlatCAM-beta
+wget https://bitbucket.org/jpcgt/flatcam/downloads/FlatCAM_beta_8.995_sources.zip
+unzip FlatCAM_beta_8.995_sources.zip
+cd FlatCAM_beta_8.995_sources
 
 - make sure that Python 3.8 is installed on your OS and that the command: python3 -V confirm it
 - verify that the pip package is installed for your Python installation (e.g 3.8) by running the command:
@@ -101,14 +110,14 @@ sudo make install
 Instructions from here: https://gist.github.com/natevw/3e6fc929aff358b38c0a#gistcomment-3111878
 
 - create a folder to hold the sources somewhere on your HDD:
-mkdir FlatCAM
+mkdir FlatCAM-beta
 
 - unzip in this folder the sources downloaded from https://bitbucket.org/jpcgt/flatcam/downloads/
-Using commands (e.g using the sources for FlatCAM beta 8.991):
+Using commands (e.g using the sources for FlatCAM beta 8.995):
-cd ~/FlatCAM
+cd ~/FlatCAM-beta
-wget https://bitbucket.org/jpcgt/flatcam/downloads/FlatCAM_beta_8.991_sources.zip
+wget https://bitbucket.org/jpcgt/flatcam/downloads/FlatCAM_beta_8.995_sources.zip
-unzip FlatCAM_beta_8.991_sources.zip
+unzip FlatCAM_beta_8.995_sources.zip
-cd FlatCAM_beta_8.991_sources
+cd FlatCAM_beta_8.995_sources
 
 - check if Homebrew is installed:
 xcode-select --install
@@ -116,6 +125,7 @@ ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/
 
 - install dependencies:
 brew install pyqt
+brew install gdal
 python3 -m ensurepip
 python3 -m pip install -r requirements.txt
 

app_Main.py

@@ -289,6 +289,20 @@ class App(QtCore.QObject):
         # when True, the app has to return from any thread
         self.abort_flag = False
 
+        # ###########################################################################################################
+        # ############################################ Data #########################################################
+        # ###########################################################################################################
+
+        self.recent = []
+        self.recent_projects = []
+
+        self.clipboard = QtWidgets.QApplication.clipboard()
+
+        self.project_filename = None
+        self.toggle_units_ignore = False
+
+        self.main_thread = QtWidgets.QApplication.instance().thread()
+
         # ############################################################################################################
         # ################# Setup the listening thread for another instance launching with args ######################
         # ############################################################################################################
@@ -615,20 +629,6 @@ class App(QtCore.QObject):
         # When the self.defaults dictionary changes will update the Preferences GUI forms
         self.defaults.set_change_callback(self.on_defaults_dict_change)
 
-        # ###########################################################################################################
-        # ############################################ Data #########################################################
-        # ###########################################################################################################
-
-        self.recent = []
-        self.recent_projects = []
-
-        self.clipboard = QtWidgets.QApplication.clipboard()
-
-        self.project_filename = None
-        self.toggle_units_ignore = False
-
-        self.main_thread = QtWidgets.QApplication.instance().thread()
-
         # ###########################################################################################################
         # ########################################## LOAD LANGUAGES  ################################################
         # ###########################################################################################################
@@ -3646,7 +3646,6 @@ class App(QtCore.QObject):
             self.plotcanvas.graph_event_disconnect(self.mr)
             self.plotcanvas.graph_event_disconnect(self.mdc)
             self.plotcanvas.graph_event_disconnect(self.kp)
-
         else:
             self.mm = self.plotcanvas.graph_event_disconnect('mouse_move', self.on_mouse_move_over_plot)
             self.mp = self.plotcanvas.graph_event_disconnect('mouse_press', self.on_mouse_click_over_plot)
@@ -3718,24 +3717,14 @@ class App(QtCore.QObject):
 
         # quit app by signalling for self.kill_app() method
         self.close_app_signal.emit()
-        # QtWidgets.qApp.quit()
-        # sys.exit(0)
-
-        # When the main event loop is not started yet in which case the qApp.quit() will do nothing
-        # we use the following command
-        # minor_v = sys.version_info.minor
-        # if minor_v < 8:
-        #     # make sure that the app closes
-        #     sys.exit(0)
-        # else:
-        #     os._exit(0)  # fix to work with Python 3.8
 
     @staticmethod
     def kill_app():
         QtWidgets.qApp.quit()
         # When the main event loop is not started yet in which case the qApp.quit() will do nothing
         # we use the following command
-        sys.exit(0)
+        # sys.exit(0)
+        raise SystemExit
 
     def on_portable_checked(self, state):
         """