- solved issue #355 - when the tool diameter field in the Edit → Preferences → Geometry → Geometry General → Tools → Tool dia is only one the app failed to read it

FlatCAMApp.py

@@ -11531,26 +11531,28 @@ class App(QtCore.QObject):
         App.log.debug(" **************** Started PROEJCT loading... **************** ")
 
         for obj in d['objs']:
-            def obj_init(obj_inst, app_inst):
+            try:
+                def obj_init(obj_inst, app_inst):
 
-                obj_inst.from_dict(obj)
+                    obj_inst.from_dict(obj)
 
-            App.log.debug("Recreating from opened project an %s object: %s" %
-                          (obj['kind'].capitalize(), obj['options']['name']))
+                App.log.debug("Recreating from opened project an %s object: %s" %
+                              (obj['kind'].capitalize(), obj['options']['name']))
 
-            # for some reason, setting ui_title does not work when this method is called from Tcl Shell
-            # it's because the TclCommand is run in another thread (it inherit TclCommandSignaled)
-            if cli is None:
-                self.set_ui_title(name="{} {}: {}".format(_("Loading Project ... restoring"),
-                                                          obj['kind'].upper(),
-                                                          obj['options']['name']
-                                                          )
-                                  )
+                # for some reason, setting ui_title does not work when this method is called from Tcl Shell
+                # it's because the TclCommand is run in another thread (it inherit TclCommandSignaled)
+                if cli is None:
+                    self.set_ui_title(name="{} {}: {}".format(_("Loading Project ... restoring"),
+                                                              obj['kind'].upper(),
+                                                              obj['options']['name']
+                                                              )
+                                      )
 
-            self.new_object(obj['kind'], obj['options']['name'], obj_init, active=False, fit=False, plot=plot)
+                self.new_object(obj['kind'], obj['options']['name'], obj_init, active=False, fit=False, plot=plot)
+            except Exception as e:
+                print('App.open_project() --> ' + str(e))
 
-        self.inform.emit('[success] %s: %s' %
-                         (_("Project loaded from"), filename))
+        self.inform.emit('[success] %s: %s' % (_("Project loaded from"), filename))
 
         self.should_we_save = False
         self.file_opened.emit("project", filename)

FlatCAMObj.py

@@ -3879,15 +3879,18 @@ class FlatCAMGeometry(FlatCAMObj, Geometry):
                 if def_key == opt_key:
                     self.default_data[def_key] = deepcopy(opt_val)
 
-        try:
-            temp_tools = self.options["cnctooldia"].split(",")
-            tools_list = [
-                float(eval(dia)) for dia in temp_tools if dia != ''
-            ]
-        except Exception as e:
-            log.error("At least one tool diameter needed. Verify in Edit -> Preferences -> Geometry General -> "
-                      "Tool dia. %s" % str(e))
-            return
+        if type(self.options["cnctooldia"]) == float:
+            tools_list = [self.options["cnctooldia"]]
+        else:
+            try:
+                temp_tools = self.options["cnctooldia"].split(",")
+                tools_list = [
+                    float(eval(dia)) for dia in temp_tools if dia != ''
+                ]
+            except Exception as e:
+                log.error("FlatCAMGeometry.set_ui() -> At least one tool diameter needed. "
+                          "Verify in Edit -> Preferences -> Geometry General -> Tool dia. %s" % str(e))
+                return
 
         self.tooluid += 1
 

README.md

@@ -20,6 +20,7 @@ CAD program, and create G-Code for Isolation routing.
 - ~~when the selection is changed in the Project Tree the selection shape on canvas is deleted~~
 - if an object is selected on Project Tree and it does not have the selection shape drawn, first click on canvas over it will draw the selection shape 
 - in Tool Transform added a new feature named 'Buffer'. For Geometry and Gerber objects will create (and replace) a geometry at a distance from the original geometry and for Excellon will adjust the Tool diameters
+- solved issue #355 - when the tool diameter field in the Edit → Preferences → Geometry → Geometry General → Tools → Tool dia is only one the app failed to read it
 
 22.12.2019