- made the Properties checkbox in the Object UI into a checkable button and added to it an icon

appObjects/FlatCAMCNCJob.py

@@ -579,7 +579,7 @@ class CNCJobObject(FlatCAMObj, CNCjob):
         self.ui.editor_button.clicked.connect(lambda: self.app.object2editor())
 
         # Properties
-        self.ui.properties_cb.stateChanged.connect(self.on_properties)
+        self.ui.properties_button.toggled.connect(self.on_properties)
         self.calculations_finished.connect(self.update_area_chull)
 
         # autolevelling signals

appObjects/FlatCAMExcellon.py

@@ -178,7 +178,7 @@ class ExcellonObject(FlatCAMObj, Excellon):
         self.ui.editor_button.clicked.connect(lambda: self.app.object2editor())
 
         # Properties
-        self.ui.properties_cb.stateChanged.connect(self.on_properties)
+        self.ui.properties_button.toggled.connect(self.on_properties)
         self.calculations_finished.connect(self.update_area_chull)
 
         self.ui.drill_button.clicked.connect(lambda: self.app.drilling_tool.run(toggle=True))

appObjects/FlatCAMGeometry.py

@@ -598,7 +598,7 @@ class GeometryObject(FlatCAMObj, Geometry):
         self.ui.editor_button.clicked.connect(self.app.object2editor)
 
         # Properties
-        self.ui.properties_cb.stateChanged.connect(self.on_properties)
+        self.ui.properties_button.toggled.connect(self.on_properties)
         self.calculations_finished.connect(self.update_area_chull)
 
         self.ui.generate_cnc_button.clicked.connect(self.on_generatecnc_button_click)

appObjects/FlatCAMGerber.py

@@ -151,7 +151,7 @@ class GerberObject(FlatCAMObj, Gerber):
         self.ui.editor_button.clicked.connect(lambda: self.app.object2editor())
 
         # Properties
-        self.ui.properties_cb.stateChanged.connect(self.on_properties)
+        self.ui.properties_button.toggled.connect(self.on_properties)
         self.calculations_finished.connect(self.update_area_chull)
 
         # Tools