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calculator.py
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calculator.py
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# calculator.py
from threading import Thread
from tkinter import (
Tk, Frame, Spinbox, Scrollbar, TOP, BOTH, N, S, E, W, NSEW
)
from calculator_types_constants import (
ANGLECONVERTER, AREACONVERTER, CURRENCYCONVERTER, DATATRANSFERRATECONVERTER, DATEDIFFERENCE,
DIGITALSTORAGECONVERTER, ENERGYCONVERTER, LENGTHCONVERTER, POWERCONVERTER, PRESSURECONVERTER, REGULAR, SCIENTIFIC,
SPEEDCONVERTER, TEMPERATURECONVERTER, TIMECONVERTER, VOLUMECONVERTER, WEIGHTANDMASSCONVERTER
)
from unit_converters import (
AngleConverterFrame, AreaConverterFrame, CurrencyConverterFrame, DataTransferRateConverterFrame,
DigitalStorageConverterFrame, EnergyConverterFrame, LengthConverterFrame, PowerConverterFrame,
PressureConverterFrame, SpeedConverterFrame, TemperatureConverterFrame, TimeConverterFrame, VolumeConverterFrame,
WeightAndMassConverterFrame, CONVERTER_FRAME_CLASSES
)
# import datedifference
from regular_calculator import RegularCalculator
from scientific_calculator import ScientificCalculator
def check_calculator_frame(_type: str) -> Frame:
for i in CONVERTER_FRAME_CLASSES:
if _type in i.__name__.rstrip('Frame'):
return i
return False
class Calculator(Frame):
"""
Main Calculator frame that can be embedded
into any window.
"""
def __init__(self, master, _type=REGULAR, **kw):
"""
Initialize the Calculator frame. This frame contains frames
for other calculator types.
:param master: Parent widget in which the frame is to be inserted
:param _type: Calculator type
"""
Frame.__init__(self, master, **kw)
self.config(width=500, height=500, bg='red')
self.pack_propagate(0)
self.current_calculator_type = _type
self.main_frame = Frame(self, bd=1)
self.main_frame.pack()
self.current_active_frame: Frame = None
self.threads = []
self.key_bind_entries = []
self._bind_keys()
def _bind_keys(self):
key_list = ['0', '1', '2', '3', '4', '5', '6', '7', '8', '9', '<minus>', '<plus>', '<slash>', '<asterisk>',
'<equal>', '<BackSpace>', '<period>', '<braceleft>', '<braceright>']
key_func_list = [self.on_0, self.on_1, self.on_2, self.on_3, self.on_4, self.on_5, self.on_6, self.on_7,
self.on_8, self.on_9, self.on_minus, self.on_plus, self.on_slash, self.on_asterisk,
self.on_equal, self.on_BackSpace, self.on_period, self.on_braceleft, self.on_braceright]
for key, key_func in zip(key_list, key_func_list):
self.bind_all(key, key_func)
# if self.current_calculator_type
def _change_frame(self, frame):
"""
Change the current calculator type to `frame`
:param frame: name of the calculator frame to be changed into
"""
pass
def _create_threads(self, target_list: list):
"""
`target_list` should contain a list of dict objects and
in each dict object there should be three key-value pairs:
`target`: the target method or function
`args`: args for the `target`
`kwargs`: kwargs for the `target`
"""
del self.threads
self.threads = []
for target in target_list:
if not isinstance(target['args'], tuple):
raise ValueError('args for a function should be in a tuple form')
if not isinstance(target['kwargs'], dict):
raise ValueError('kwargs for a function should be in a dictionary form')
if not isinstance(target['target'], object):
raise ValueError('target should be a function')
self.threads.append(Thread(target=target['target'], args=target['args'], kwargs=target['kwargs']))
def _create_widgets(self):
print('ys')
def _load_frame(self, frame):
pass
def _remove_frame(self, frame):
pass
def get_current(self):
pass
def on_1(self):
print(1)
def on_2(self):
print(2)
def on_3(self):
pass
def on_4(self):
pass
def on_5(self):
pass
def on_6(self):
pass
def on_7(self):
pass
def on_8(self):
pass
def on_9(self):
pass
def on_0(self):
pass
def on_minus(self):
pass
def on_plus(self):
pass
def on_slash(self):
pass
def on_asterisk(self):
pass
def on_period(self):
pass
def on_equal(self):
pass
def on_BackSpace(self):
pass
def on_braceleft(self):
pass
def on_braceright(self):
pass
def set(self, _type):
pass
def close(self):
del self
def main():
root = Tk()
root.config(bg='blue')
lis = [Frame(root).pack()]
for i in range(70):
f = Frame(lis[-1], width=500, height=500, bg='red')
f.pack(side=TOP, fill=BOTH, expand=True)
f.pack_propagate(0)
lis.append(f)
calc = Calculator(lis[-1])
calc.pack(side=TOP, fill=BOTH, expand=True)
root.mainloop()
if __name__ == '__main__':
main()