- remade file names in the app

- fixed the issue with factory_defaults being saved every time the app start
- fixed the preferences not being saved to a file when the Save button is pressed in Edit -> Preferences
- fixed and updated the Transform Tools in the Editors

appGUI/preferences/gerber/GerberPreferencesUI.py

@@ -0,0 +1,54 @@
+from PyQt5 import QtWidgets
+from PyQt5.QtCore import QSettings
+
+from appGUI.preferences.gerber.GerberEditorPrefGroupUI import GerberEditorPrefGroupUI
+from appGUI.preferences.gerber.GerberExpPrefGroupUI import GerberExpPrefGroupUI
+from appGUI.preferences.gerber.GerberAdvOptPrefGroupUI import GerberAdvOptPrefGroupUI
+from appGUI.preferences.gerber.GerberOptPrefGroupUI import GerberOptPrefGroupUI
+from appGUI.preferences.gerber.GerberGenPrefGroupUI import GerberGenPrefGroupUI
+
+import gettext
+import appTranslation as fcTranslate
+import builtins
+
+fcTranslate.apply_language('strings')
+if '_' not in builtins.__dict__:
+    _ = gettext.gettext
+
+settings = QSettings("Open Source", "FlatCAM")
+if settings.contains("machinist"):
+    machinist_setting = settings.value('machinist', type=int)
+else:
+    machinist_setting = 0
+
+
+class GerberPreferencesUI(QtWidgets.QWidget):
+
+    def __init__(self, decimals, parent=None):
+        QtWidgets.QWidget.__init__(self, parent=parent)
+        self.layout = QtWidgets.QHBoxLayout()
+        self.setLayout(self.layout)
+        self.decimals = decimals
+
+        self.gerber_gen_group = GerberGenPrefGroupUI(decimals=self.decimals)
+        self.gerber_gen_group.setMinimumWidth(250)
+        self.gerber_opt_group = GerberOptPrefGroupUI(decimals=self.decimals)
+        self.gerber_opt_group.setMinimumWidth(250)
+        self.gerber_exp_group = GerberExpPrefGroupUI(decimals=self.decimals)
+        self.gerber_exp_group.setMinimumWidth(230)
+        self.gerber_adv_opt_group = GerberAdvOptPrefGroupUI(decimals=self.decimals)
+        self.gerber_adv_opt_group.setMinimumWidth(200)
+        self.gerber_editor_group = GerberEditorPrefGroupUI(decimals=self.decimals)
+        self.gerber_editor_group.setMinimumWidth(200)
+
+        self.vlay = QtWidgets.QVBoxLayout()
+        self.vlay.addWidget(self.gerber_opt_group)
+        self.vlay.addWidget(self.gerber_exp_group)
+        self.vlay.addStretch()
+
+        self.layout.addWidget(self.gerber_gen_group)
+        self.layout.addLayout(self.vlay)
+        self.layout.addWidget(self.gerber_adv_opt_group)
+        self.layout.addWidget(self.gerber_editor_group)
+
+        self.layout.addStretch()