54 lines
No EOL
1.5 KiB
Python
54 lines
No EOL
1.5 KiB
Python
import tkinter
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class Marketeer:
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def __init__(self):
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self.t = tkinter.Tk()
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self.t.grid_propagate(0)
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self.t.title("Marketeer")
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self.multiplier = 1.15
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self.current = tkinter.StringVar()
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self.entry = tkinter.Entry(self.t, textvariable=self.current)
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self.entry.configure(relief="flat")
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self.entry.place(x=40, y=40)
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self.entry.bind("<Return>", self.clear)
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self.entry.focus_set()
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self.current.trace("w", self.update)
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self.output = tkinter.Label(self.t)
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self.output.place(x=30, y=90)
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self.dolladollabill = tkinter.Label(self.t, text="$")
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self.dolladollabill.place(x=30, y=40)
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self.indicator = tkinter.Label(self.t, text="x %0.2f"%self.multiplier)
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self.indicator.place(x=60, y=64)
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self.isreversed = tkinter.IntVar()
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self.reversal = tkinter.Checkbutton(self.t, variable=self.isreversed, command=self.updatemultiplier)
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self.reversal.place(x=110, y=64)
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self.t.mainloop()
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def update(self, *bull):
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current = self.current.get()
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try:
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current = float(current)
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current *= self.multiplier
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current = "$ %0.3f"% round(current, 2)
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self.output.configure(text=current)
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except:
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pass
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if current == "":
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self.output.configure(text="")
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def updatemultiplier(self, *bull):
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rev = self.isreversed.get()
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if rev == 1:
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self.multiplier = (1 / 1.15)
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else:
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self.multiplier = 1.15
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self.indicator.configure(text="x %0.2f" % self.multiplier)
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self.update()
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def clear(self, *bull):
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self.entry.delete(0, "end")
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marketeer = Marketeer() |