Create GUI app with Python, Tkinter

Author: RavinRakholiya

p22.py

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+# Create GUI app with Python, Tkinter
+
+# python tkinter tutorial
+
+# python's standard library
+# we can make GUI application using this library
+# pronunciation: tee-kinter, tk-inter, kinter
+
+
+# starter code
+# import tkinter
+# window=tkinter.Tk()                     # Tk is constructor(it will create the window)
+# window.mainloop()                       # mainloop is method
+# these three line will return window when we will run
+# we must write these above three line when we want to make GUI application using Tkinter.
+
+
+
+
+# import tkinter
+# window=tkinter.Tk()                    
+# window.title("GUI")                        # this will change the name of window
+# window.mainloop()
+
+
+
+
+
+# from tkinter import *                      # importing tkinter libray in other way
+# window=Tk()                    
+# window.title("GUI")                        
+# window.mainloop()
+
+
+
+
+
+# starter code
+import tkinter as tk
+from  tkinter import ttk
+window=tk.Tk()                    
+window.title("GUI")
+
+
+# create lables ---->lables can be a text, or lable of any thing(stuff)
+
+# widgets(label, button, radio buttons) ---> available in tk and ttk library
+# we can use tk or ttk for widgets but ttk widgets are more attractive in terms of design
+
+# name_label=tk.Label(window,text="Enter Your name : ")
+name_lable=ttk.Label(window,text="Enter Your name : ")
+name_lable.grid(row=0,column=0,sticky=tk.W)                             # # there are two methos for set location of widget 1)pack (name_label.pack()), 2)grid(name_lable.grid(row=0,column=0))
+
+email_lable=ttk.Label(window,text="Enter your E-mail : ")
+email_lable.grid(row=1,column=0,sticky=tk.W)
+
+age_label=ttk.Label(window,text="Enter your age : ")
+age_label.grid(row=2,column=0,sticky=tk.W)                               # stiky=tk.W  is used for start line from lest side window(stick leble on WEST side)
+
+gender_label=ttk.Label(window,text="Gender : ")
+gender_label.grid(row=3,column=0,sticky=tk.W) 
+
+radio_lable=ttk.Label(window,text='Your occuptionption : ')
+radio_lable.grid(row=4,column=0,sticky=tk.W)
+
+
+
+
+# Create Entry box
+# name_entry=ttk.Entry(window,width=18)
+# name_entry.grid(row=0,column=1)
+name_var=tk.StringVar()
+name_entry=ttk.Entry(window,width=18,textvariable=name_var)                           # what ever we will write in entry box, it will be stored in name_var
+name_entry.grid(row=0,column=1)
+name_entry.focus()
+
+email_var=tk.StringVar()
+email_entry=ttk.Entry(window,width=18,textvariable=email_var)                           
+email_entry.grid(row=1,column=1)
+
+age_var=tk.IntVar()
+age_entry=ttk.Entry(window,width=18,textvariable=age_var)                           
+age_entry.grid(row=2,column=1)
+
+
+
+
+# Create Combo box
+gender_var=tk.StringVar()
+gender_combo=ttk.Combobox(window,width=15, textvariable=gender_var,state='readonly')               # state is for make comobo box read only, it means we can not write inside combo box
+gender_combo['values']=('Male','Female','Other')
+gender_combo.current(0)                                          # it is for set the value in comobo box
+gender_combo.grid(row=3,column=1)
+
+
+
+
+# create radio button
+occuption_var=tk.StringVar()
+radio_student=ttk.Radiobutton(window,text='Student', value='Student', variable=occuption_var)
+radio_student.grid(row=4,column=1)
+
+radio_teacher=ttk.Radiobutton(window,text='Teacher', value='Teacher', variable=occuption_var)
+radio_teacher.grid(row=4,column=2)
+
+
+
+
+
+# Create Checck Button
+check_var=tk.IntVar()
+check_button=ttk.Checkbutton(window,text="check if you want to subscribe to our newsletter",variable=check_var)
+check_button.grid(row=5,columnspan=3)                         # columnspan is used for taking column without affecting other one. If we write only column we got affected GUI in terms of space.
+
+
+
+
+
+# create button
+# def action():
+#     user_name=name_var.get()              # here, get() method is used for getting value of variable
+#     user_mail=email_var.get()
+#     user_age=age_var.get()
+#     user_gender=gender_var.get()
+#     user_occuption=occuption_var.get()
+#     # for check box, beccause check box will return 0 or 1.
+#     if check_var.get()==0:
+#         user_checked='NO'
+#     else:
+#         user_checked="YES"
+#     print(f'name:{user_name}, mail-id:{user_mail}, age:{user_age}, gender:{user_gender}, occuption:{user_occuption},Subscribed:{user_checked}')
+#     with open("data.txt","a") as data:                    # this code for stotre value in file
+#         data.write(f'{user_name},{user_mail},{user_age},{user_gender},{user_occuption},{user_checked}  \n' )
+    
+#     # these three lines for deleteing values from edit box after clicking on submit button
+#     name_entry.delete(0,tk.END)
+#     email_entry.delete(0,tk.END)
+#     age_entry.delete(0,tk.END)
+
+#     # when we want to change color of name lable after clicking on submit button
+#     name_lable.configure(foreground="Blue")             # here we can use color code instead of color name              
+#     # name_lable.configure(background="Blue")
+#     # window.configure(background="Pink")                # change background color of window
+#     # submit_button.configure(foreground="Blue")         # in this we will get error, for doing this we have to use stylish, otherwise use tk insted of ttk in submit_button=tk.Button(.....)
+
+
+
+# write into CSV
+from csv import DictWriter
+import os
+def action():
+    user_name=name_var.get()              # here, get() method is used for getting value of variable
+    user_mail=email_var.get()
+    user_age=age_var.get()
+    user_gender=gender_var.get()
+    user_occuption=occuption_var.get()
+    # for check box, beccause check box will return 0 or 1.
+    if check_var.get()==0:
+        user_checked='NO'
+    else:
+        user_checked="YES"
+    print(f'name:{user_name}, mail-id:{user_mail}, age:{user_age}, gender:{user_gender}, occuption:{user_occuption},Subscribed:{user_checked}')
+    
+
+    # write to csv
+    with open("data.csv","a",newline='') as data:                    # this code for stotre value in file
+        dict_write=DictWriter(data, fieldnames=['User_name','E_mail',"Age",'Gender','Occuption','Subscribed'])
+        if os.stat('data.csv').st_size==0:
+            dict_write.writeheader()
+        dict_write.writerow({
+            "User_name" : user_name,
+            "E_mail"    : user_mail,
+            "Age"       : user_age,
+            "Gender"    : user_gender,
+            "Occuption" : user_occuption,
+            "Subscribed": user_checked
+        })
+    
+    # these three lines for deleteing values from edit box after clicking on submit button
+    name_entry.delete(0,tk.END)
+    email_entry.delete(0,tk.END)
+    age_entry.delete(0,tk.END)
+
+    # when we want to change color of name lable after clicking on submit button
+    name_lable.configure(foreground="Blue")
+
+
+
+
+submit_button=ttk.Button(window,text="Submit",command=action)              # command is for calling method
+submit_button.grid(row=6,column=0)
+
+
+
+window.mainloop()