state_from_dialog ( self,  scale_bar_dialog )

restore_frozen_models ( self,  scale_bar_dialog )

restore_screen_position ( self,  scale_bar_dialog )

SimpleSession changes the scale bar xform when the camera has not yet been reset causing the preserved scale bar screen position to change. This restores the screen position after that happens.

restore_state ( self,  scale_bar_dialog )

fix_stick_scale ( self,  scale_bar_dialog )

SimpleSession changes the stickScale setting when Chimera 1.1700 session files are opened in Chimera >1.18xx. This resets it to 1.