Correction exercice Tkinter avec classe

Objectifs

• Etre capable de programmer des applications tkinter avec des classes

Exercice 01

1. Énoncé

   • Vous pouvez visualiser l'énoncé de l'exercice

2. Correction

   ##-----Importation des Modules-----##
   import tkinter as tk
   class Application(tk.Tk):
       def __init__(self):
           tk.Tk.__init__(self)
           self.creer_widgets()
       def creer_widgets(self):
           self.grid()
           ##-----Création de label de texte-----##
           self.label = tk.Label(self, text='Ici du texte.')
           self.label.grid(row = 0, column = 0, columnspan=2, padx=3, pady=3)
           ##-----Création des boutons-----##
           self.bouton = tk.Button(self, text='Quitter', width=19, command=self.destroy)
           self.bouton.grid(row = 2, column = 1, padx=3, pady=3)
   
           self.bouton = tk.Button(self, text='Recommencer', width=20)
           self.bouton.grid(row = 2, column = 0, padx=3, pady=3)
           ##-----Création du canevas-----##
           self.Canvas = tk.Canvas(self, bg="ivory", width=301, height=301)
           self.Canvas.grid(row = 1, column = 0, columnspan = 2, padx=5, pady=5)
           ##-----La grille-----##
           lignes = []
           for i in range(4):
               lignes.append(self.Canvas.create_line(0, 100*i+2, 303, 100*i+2, width=3, fill='green'))
               lignes.append(self.Canvas.create_line(100*i+2, 0, 100*i+2, 303, width=3, fill='green'))
               
   
   if __name__ == "__main__":
       app = Application()
       app.title("Morpion")
       ##----- Programme principal -----##
       app.mainloop()# Boucle d'attente des événements
   

Exercice 02

1. Énoncé

   • Vous pouvez visualiser l'énoncé de l'exercice

2. Solution

   import tkinter as tk
   import random as rd
   
   class AppliCanevas(tk.Tk):
       def __init__(self):
           tk.Tk.__init__(self)
           self.size = 300
           self.creer_widgets()
   
       def creer_widgets(self):
           # création canevas
           self.canv = tk.Canvas(self, bg="ivory", height=self.size,
                                 width=self.size)
           self.canv.pack(side=tk.LEFT)
           # boutons
           self.bouton_cercles = tk.Button(self, text="Tracer 20 cercle !",width=15,
                                   bg="sky blue",command=self.dessinerCercles)
           self.bouton_cercles.pack(side=tk.TOP)
           self.bouton_lignes = tk.Button(self, text="Tracer 20  lignes !",width=15,
                                   bg="light blue",command=self.dessinerLignes)
           self.bouton_lignes.pack()
           self.bouton_triangles = tk.Button(self, text="Tracer 4 triangles !",width=15,
                                   bg="light blue",command=self.dessinerTriangles)
           self.bouton_triangles.pack()
           self.bouton_quitter = tk.Button(self, text="Quitter",width=15,bg="cyan",
                                           command=self.destroy)
           self.bouton_quitter.pack(side=tk.BOTTOM)
   
       def rd_col(self):
           return rd.choice(("black", "red", "green", "blue", "yellow", "magenta",
                             "cyan", "white", "purple"))
   
       def dessinerCercles(self):
           for i in range(20):
               x, y = [rd.randint(1, self.size) for j in range(2)]
               diameter = rd.randint(1, 50)
               self.canv.create_oval(x, y, x+diameter, y+diameter,
                                     fill=self.rd_col())
   
       def dessinerLignes(self):
           for i in range(20):
               x, y, x2, y2 = [rd.randint(1, self.size) for j in range(4)]
               self.canv.create_line(x, y, x2, y2, fill=self.rd_col())
       def dessinerTriangles(self):
           for i in range(4):
               x, y, x2, y2 = [rd.randint(1, 200) for j in range(4)]
               self.canv.create_rectangle(x, y, x2, y2, fill=self.rd_col())
   
   
   if __name__ == "__main__":
       app = AppliCanevas()
       app.title("Mes formes géomètriques !")
       app.mainloop()
   

Exercice 03

1. Énoncé

   • Vous pouvez visualiser l'énoncé de l'exercice

2. Solution

   import tkinter as tk
   from tkinter import ttk
   import tkinter.scrolledtext as st
   from tkinter import messagebox
   from datetime import date, timedelta
   numjour=4
   class App(tk.Tk):
       def __init__(self):
           super(App, self).__init__()
    
           self.title("Tkinter Label Frame")
           self.minsize(500,300)
           # Créer un labelFrame       
           self.labelFrame = ttk.LabelFrame(self, text = "Afficher les jours de l'année")
           self.labelFrame.grid(column = 0, row = 0, padx = 20, pady = 10)
           self.ComboboxJours()
           self.EntAnnee()
           self.btn()
           self.ScrolledText()
       def callback(self,even=None):
           global numjour
           numjour=int(self.choix.current())
           if self.choix.get() == "Lundi" : numjour=0
           messagebox.showinfo("Title", str(numjour))
       # Créer combobox des jours de la semaine
       def ComboboxJours(self):
           ttk.Label(self.labelFrame, text = "Choisir un jour").grid(column=2, row=1, sticky = tk.W)
   
           lesJours = ['Lundi', 'Mardi', 'Mercredi', 'Jeudi', 'Vendredi', 'Samedi', 'Dimanche']
           self.choix = ttk.Combobox(self.labelFrame,
                                       values=lesJours)
           self.choix.grid(column=3, row=1)
           self.choix.bind("<<ComboboxSelected>>", self.callback)
   
        # Créer zone de saisie
       def EntAnnee(self):
           self.entryVariable = tk.StringVar()
    
           ttk.Label(self.labelFrame, text = "Saisir une année").grid(column=0, row=1, sticky = tk.W)
           self.Entry = ttk.Entry(self.labelFrame,textvariable=self.entryVariable).grid(column=1, row=1, sticky = tk.W)
       # Créer les boutons
       def btn(self):
            ttk.Button(self.labelFrame, text="Quitter",width=20,
                       command=self.destroy).grid(column=3, row=10,pady=50, sticky = tk.W)
   
            ttk.Button(self.labelFrame, text="Afficher",width=20,
                       command=self.TousJours).grid(columnspan=4, row=3,pady=20)        
       def joursem(self,D):
           return ('Lundi', 'Mardi', 'Mercredi', 'Jeudi',
               'Vendredi', 'Samedi', 'Dimanche')[int(D)-1]
       def Mois(self,D):
           return ('Janvier','Fevrier','Mars','Avril','Mai',
                   'Juin','Juillet','Août','Septembre','Octobre',
                   'Novembre','Decembre')[int(D)-1]
       def TousJours(self):
           # 1er janvier de l'année donnée
           year=self.entryVariable.get()
           AnneeEnCour = date.today().year
           dt = date(int(year), 1, 1)
           # Premier vendredi de l'année donnée
           messagebox.showinfo("Title", numjour)
           dt += timedelta(days = numjour - dt.weekday())
           list1=[]
           #ttk.Entry(self.labelFrame, width=100).grid(columnspan=4, row=4,pady=20)
           # disabling the state
           text_area = st.ScrolledText(self.labelFrame, 
                               width = 40,  
                               height = 8,  
                               font = ("Times New Roman", 
                                       15))
           text_area.grid(columnspan = 4,row=5, pady = 10, padx = 10)
           # Inserting Text which is read only
           i=1
           while int(dt.year) == int(year):
               #yield int(dt)
               text_area.insert(tk.INSERT,str(i)+ " - " + self.joursem(dt.strftime("%w"))
                                + ' le  ' + dt.strftime("%d") + " "
                                + self.Mois(dt.strftime("%m"))
                                + "  " + dt.strftime("%Y")+"\n")
               dt += timedelta(days = 7)
               i=i+1
           # Making the text read only 
           text_area.configure(state ='disabled')
       # Créer la liste d'affichage
       def ScrolledText(self):
           text_area = st.ScrolledText(self.labelFrame, 
                               width = 40,  
                               height = 8,  
                               font = ("Times New Roman", 
                                       15))
           text_area.grid(columnspan = 4,row=5, pady = 10, padx = 10)
           # Inserting Text which is read only 
           text_area.configure(state ='disabled')
          
         
   if __name__ == "__main__":
       app = App()
       app.title("Affichage des jours !")
       app.mainloop()