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ui.py
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ui.py
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import tkinter as tk
from tkinter import ttk
#import matplotlib.animation as animate
import tkplot
import json_handler
def list_expiries(index, expiry_box, mainframe):
json_handler.get_OC_json(index)
lbl=ttk.Label(
mainframe,
text='Downloading Data from NSE....',
anchor='center',
foreground='green',
)
lbl.grid(
column=2,
row =1,
sticky='WE',
padx=5,
pady=5,
columnspan=2
)
mainframe.after(5000, lambda: lbl.configure(text='Data Downloaded, Choose Expiry Date'))
expiry_list = json_handler.get_expiries()
expiry_box['values'] = expiry_list
mainframe.after(5000, lambda: lbl.destroy())
return
def populate_strikes(expiry_chosen, strike1_box, strike2_box):
strikes_list = json_handler.get_strikes(expiry_chosen.get())
strike1_box['values'] = strikes_list
strike2_box['values'] = strikes_list
return
def plot(root_window, index_chosen, expiry_chosen, strike1, strike2):
plotframe = ttk.Frame(root_window)
plotframe['padding'] = (3,3,3,3)
plotframe.grid(column=0, row=1, sticky=('N', 'W', 'E', 'S') )
tkplot.main(
plotframe,
index_chosen.get(),
expiry_chosen.get(),
strike1.get(),
strike2.get()
)
'''
figure, figure_canvas = tkplot.main(
plotframe,
index_chosen.get(),
expiry_chosen.get(),
strike1.get(),
strike2.get()
)
#place subplot on plotframe
wid = figure_canvas.get_tk_widget()
wid.pack(side='top', fill='both',expand=True)
#animation for live plotting
ani = animate.FuncAnimation(
figure,
lambda : tkplot.draw_plot(
index_chosen.get(),
expiry_chosen.get(),
strike1.get(),
strike2.get()
),
interval=300000
)
figure.show()
return ani
'''
def ui_workspace():
root_window = tk.Tk()
# Standardized spawn location and configurable items for window geometry
screen_width=root_window.winfo_screenwidth()
screen_height=root_window.winfo_screenheight()
win_width=900
win_height=200
x_spawn=int((screen_width-win_width)/2)
y_spawn=int((screen_height-win_height)/2)
# Do the placement
placement_location=f'{win_width}x{win_height}+{x_spawn}-{y_spawn}'
#root_window.geometry(placement_location)
# Update title
root_window.title("Multi-strike Open Interest Analysis")
# Create the main element frame
mainframe= ttk.Frame(root_window)
mainframe['padding'] = (3,3,3,3)
#mainframe['width'] = win_width
mainframe.grid(column=0, row=0, sticky=('N', 'W', 'E', 'S') )
root_window.rowconfigure(0, weight=1)
root_window.rowconfigure(1, weight=1)
root_window.columnconfigure(0, weight=1)
root_window.columnconfigure(1, weight=1)
root_window.columnconfigure(2, weight=1)
root_window.columnconfigure(3, weight=1)
root_window.columnconfigure(4, weight=1)
root_window.columnconfigure(5, weight=1)
# Add widgets
# Add label for radio boxes
ttk.Label(mainframe, text='Choose an Expiry Date').grid(column=2, row=0, sticky=('W','E'))
# Make a combobox
expiry_chosen = tk.StringVar()
expiry_box = ttk.Combobox(mainframe, textvariable=expiry_chosen, state='readonly')
expiry_box.grid(column=3, row=0, sticky=('W','E'))
#expiry_box.bind('<<ComboboxSelected>>', lambda: populate_strikes(strike1_box, strike2_box))
# Add label for radio boxes
ttk.Label(mainframe, text='Choose an Index').grid(column=0, row=0, sticky=('W','E'))
index_chosen = tk.StringVar()
#Add Radio Boxes for Index Selection
nifty = ttk.Radiobutton(
mainframe,
text='NIFTY',
variable=index_chosen,
value='NIFTY',
command= lambda : list_expiries(index_chosen.get(), expiry_box, mainframe)
)
banknifty = ttk.Radiobutton(
mainframe,
text='BANKNIFTY',
variable=index_chosen,
value='BANKNIFTY',
command= lambda : list_expiries(index_chosen.get(), expiry_box, mainframe)
)
nifty.grid(column=1, row=0, sticky=('W','E'))
banknifty.grid(column=1, row =1, sticky=('W','E'))
# Add label for strike selection combo boxes
ttk.Label(mainframe, text='Strikes to Compare').grid(column=4, row=0, sticky=('W','E'))
# Make a combobox for strike 1
strike1 = tk.StringVar()
strike1_box = ttk.Combobox(mainframe, textvariable=strike1, state='readonly')
strike1_box.grid(column=5, row=0, sticky=('W','E'))
# Make a combobox for strike 2
strike2 = tk.StringVar()
strike2_box = ttk.Combobox(mainframe, textvariable=strike2, state='readonly')
strike2_box.grid(column=5, row=1, sticky=('W','E'))
# Bind selection of expiry date to populate the strike combo boxes
expiry_box.bind(
'<<ComboboxSelected>>',
lambda _ : populate_strikes(expiry_chosen, strike1_box, strike2_box)
)
for child in mainframe.winfo_children():
child.grid_configure(padx=5, pady=5)
child.grid_configure(ipadx=3, ipady=3)
button = ttk.Button(
mainframe,
text = 'Plot',
command = lambda : plot(
root_window,
index_chosen,
expiry_chosen,
strike1,
strike2
)
)
button.grid(column=6, row=0, sticky='WE')
root_window.mainloop()
if __name__=='__main__':
ui_workspace()