Split up PreferencesUI.py into individual files for each class, then fixed the imports everywhere that broke because of this.

flatcamGUI/preferences/UtilPreferencesUI.py

@@ -0,0 +1,37 @@
+from PyQt5 import QtWidgets
+
+from flatcamGUI.preferences.AutoCompletePrefGroupUI import AutoCompletePrefGroupUI
+from flatcamGUI.preferences.FAGrbPrefGroupUI import FAGrbPrefGroupUI
+from flatcamGUI.preferences.FAGcoPrefGroupUI import FAGcoPrefGroupUI
+from flatcamGUI.preferences.FAExcPrefGroupUI import FAExcPrefGroupUI
+
+
+class UtilPreferencesUI(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.vlay = QtWidgets.QVBoxLayout()
+        self.fa_excellon_group = FAExcPrefGroupUI(decimals=self.decimals)
+        self.fa_excellon_group.setMinimumWidth(260)
+
+        self.fa_gcode_group = FAGcoPrefGroupUI(decimals=self.decimals)
+        self.fa_gcode_group.setMinimumWidth(260)
+
+        self.vlay.addWidget(self.fa_excellon_group)
+        self.vlay.addWidget(self.fa_gcode_group)
+
+        self.fa_gerber_group = FAGrbPrefGroupUI(decimals=self.decimals)
+        self.fa_gerber_group.setMinimumWidth(260)
+
+        self.kw_group = AutoCompletePrefGroupUI(decimals=self.decimals)
+        self.kw_group.setMinimumWidth(260)
+
+        self.layout.addLayout(self.vlay)
+        self.layout.addWidget(self.fa_gerber_group)
+        self.layout.addWidget(self.kw_group)
+
+        self.layout.addStretch()