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46 lines
1.4 KiB
46 lines
1.4 KiB
import tkinter as tk
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from expression import *
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class Interface(tk.Frame):
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def __init__(self, master):
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self.master = master
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tk.Frame.__init__(self, master)
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self.saisie_expression = tk.Entry(self.master)
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self.saisie_expression.grid(row=0, column=0)
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self.saisie_expression.bind("<Return>", lambda e : self.evaluer())
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self.saisie_expression.bind("<KP_Enter>", lambda e : self.evaluer())
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btn_calculer = tk.Button(self.master, text='évaluer', command=self.evaluer)
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btn_calculer.grid(row=0, column=2)
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self.affichage_expression = tk.Label(self.master)
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self.affichage_expression.grid(row=1, column=0)
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tk.Label(self.master, text = "=").grid(row=1, column=1)
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self.res = tk.Label(self.master)
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self.res.grid(row=1, column=2)
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def evaluer(self):
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lst_expr = self.saisie_expression.get().split()
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try:
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arbre_expr = npi2tree(lst_expr)
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self.affichage_expression.config(text = str(arbre_expr))
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self.res.config(text = arbre_expr.evalue())
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except IndexError:
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self.affichage_expression.config(text = "Erreur")
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self.res.config(text = "Erreur")
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if __name__ == "__main__":
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root = tk.Tk()
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root.title("Calculatrice")
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root.geometry("350x500")
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hello_frame = Interface(root)
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hello_frame.mainloop()
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