ExpSettingsView.enaml

from enaml.widgets.api import MainWindow, Window, Container, Notebook, Page, MenuBar, \
					 Menu, Action, FileDialogEx, ComboBox, PushButton, PopupView, Label, \
					 CheckBox, Form, Field, GroupBox
from enaml.core.api import Looper
from enaml.layout.api import hbox, vbox, spacer, align

from ChannelsViews import ChannelLibraryView
from instruments.InstrumentManagerView import InstrumentManagerView
from SweepsViews import SweepManager
from MeasFiltersViews import MeasFilterManager
import os, sys, time

def get_update_script_file_callback(expSettings):
	def update_script_file_callback(dlg):
		if dlg.result == 'accepted': #if the pressed "open" otherwise we get 'rejected'
			expSettings.curFileName = dlg.path
			print(expSettings.curFileName)
	return update_script_file_callback

enamldef NotificationPopup(PopupView):
	attr displayText = ''
	foreground = 'white'
	background = 'rgba(30, 30, 30, 0.85)'
	window_type = 'tool_tip'
	parent_anchor = (1.0, 1.0)
	anchor = (1.0, 1.0)
	offset = (-10, -10)
	timeout = 1
	fade_in_duration = 200
	fade_out_duration = 200
	Container:
		Label:
			foreground = 'white'
			text = displayText
			align = 'center'

enamldef ErrorPopup(Window): error_win:
    title = 'Error!'
    modality = 'application_modal'
    attr displayText = ''

    Container:
        constraints = []

        Label:
        	text = displayText

        PushButton: ok_btn:
            text = 'Okay'
            clicked ::
                error_win.close()


enamldef ExpSettingsView(MainWindow): main:
	attr expSettings
	attr curFileName := expSettings.curFileName
	title = 'Experiment Settings'
	MenuBar:
		Menu:
			title = '&File'
			Action:
				text = 'Save\tCtrl+S'
				tool_tip << 'Save to {}'.format(curFileName)
				triggered ::
					expSettings.write_to_file()
					if expSettings.write_libraries():
						NotificationPopup(main, window_type='window', displayText="Settings saved").show()
					else:
						ep = ErrorPopup(displayText=expSettings.format_errors())
						ep.show()
						ep.center_on_widget(main)

			Action:
				text = 'Save Config As\tCtrl+Shift+S'
				tool_tip = 'Save to a new setting file'
				triggered ::
					path = FileDialogEx.get_existing_directory(main,show_dirs_only=False)
					if not os.path.isdir(path) and path !='':
						print("{} does not exist so creating it".format(path))
						os.mkdir(path)

					try:
						expSettings.save_config(path)
						NotificationPopup(main, window_type='window', displayText="Config Saved").show()
					except Exception as e:
						err_str = expSettings.format_errors()
						if not err_str:
							err_str = str(e)
						ep = ErrorPopup(displayText=err_str)
						ep.show()
						ep.center_on_widget(main)

			Action:
				text = 'Load Config\tCtrl+Shift+O'
				tool_tip = 'Load Config Files from Saved Location'
				triggered ::
					path = FileDialogEx.get_existing_directory(main,show_dirs_only=False)
					if not os.path.isdir(path):
						print('% s Does not Exist: Creating %s'%(path,path))
						ep = ErrorPopup(displayText=expSettings.format_errors())
						ep.show()
						ep.center_on_widget(main)
						os.mkdir(path)

					try:
						expSettings.load_config(path)
						NotificationPopup(main, window_type='window', displayText="New Config Loaded ... Restarting GUI").show()
						os.execl(sys.executable, sys.executable, * sys.argv)
					except Exception as e:
						err_str = expSettings.format_errors()
						if not err_str:
							err_str = str(e)
						ep = ErrorPopup(displayText=err_str)
						ep.show()
						ep.center_on_widget(main)

			Action:
				text = "Stash current settings"
				enabled = False
				triggered ::
					NotificationPopup(main, window_type='window', displayText="Settings stashed").show()
			Action:
				text = "Pop stashed settings"
				enabled = False
				triggered ::
					NotificationPopup(main, window_type='window', displayText="Stashed settings applied").show()
			Action:
				text = 'Quit\tCtrl+Q'
				triggered :: main.close()
		Menu:
			title = '&Mode'
			Action:
				text = 'CW Mode'
				checkable = True
				checked := expSettings.CWMode
			Action:
				text = 'Debug\tCtrl+D'
				tool_tip = 'Start debugger console'
				checkable = True
				toggled :: import pdb; pdb.set_trace()
	Container:
		constraints = [
			vbox(
			tabs,
			hbox(exp_meta_info, spacer, cbValidateForm, settingsApply)
			),
			align("v_center", exp_meta_info, cbValidateForm, settingsApply )
		]
		padding = 5
		Notebook: tabs:
			tab_style = 'preferences'
			Page:
				title = 'Channels'
				closable = False
				ChannelLibraryView:
					channelLib := expSettings.channels
					logicalChannelManager := expSettings.logicalChannelManager
					physicalChannelManager := expSettings.physicalChannelManager
					instrumentLib := expSettings.instruments
			Page:
				title = 'Instruments'
				closable = False
				InstrumentManagerView:
					instrLib := expSettings.instruments
			Page:
				title = "Measurements"
				closable = False
				MeasFilterManager:
					filterLib := expSettings.measurements
			Page:
				title = "Sweeps"
				closable = False
				SweepManager:
					sweepLib := expSettings.sweeps
		GroupBox: exp_meta_info:
			constraints = [hbox(meta_label, meta_field, meta_button)]
			Label: meta_label:
				text = "Exp Meta File"
			Field: meta_field:
				text := expSettings.meta_file
			PushButton: meta_button:
				text = "Load"
				clicked ::
					try:
						expSettings.load_meta()
						NotificationPopup(
							main,
							window_type='window',
							parent_anchor=(0, 1.0),
							anchor=(0,1),
							offset=(10,-10),
							displayText="Meta file info loaded").show()
					except Exception as e:
						err_str = expSettings.format_errors()
						if not err_str:
							err_str = str(e)
						ep = ErrorPopup(displayText=err_str)
						ep.show()
						ep.center_on_widget(main)
		Form: cbValidateForm:
			Label:
				text = "Validate"
			CheckBox:
				checked := expSettings.validate
		PushButton: settingsApply:
			text = 'Apply'
			clicked ::
				expSettings.write_to_file()
				try:
					expSettings.write_libraries()
					NotificationPopup(main, window_type='window', displayText="Settings saved").show()
				except Exception as e:
					err_str = expSettings.format_errors()
					if not err_str:
						err_str = str(e)
					ep = ErrorPopup(displayText=err_str)
					ep.show()
					ep.center_on_widget(main)