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Tkinter GUI Programming

Examples on Tkinter


All CRUD using Tkinter with Mysql

Using Python GUI Tkinter Forms may be created to make insert , delete update and select operations.

a)Steps to perform all Operations on Tkinter GUI Form:

(a) Design the GUI form using Label , Entry (TextField), Button etc.
(b) Create the functions to perform Database operations.
(c) Call the functions on button click 
(d) Use the following code to perform all operations like insert delete update and select the data from database

from tkinter.ttk import *
from tkinter import *
import mysql.connector
from tkinter import messagebox
mydb=mysql.connector.connect(
    host="localhost",
    user="root",
    password="",
    database="school"
)
mycursor=mydb.cursor()
root=Tk()
root.title("Student Data")
root.geometry("1200x700")
photo=PhotoImage(file='image.png')
label12=Label(root,image=photo).grid(row=8,column=5)
label1=Label(root,text="RollNo",width=20,height=2,bg="pink").grid(row=0,column=0)
label2=Label(root,text="First_Name",width=20,height=2,bg="pink").grid(row=1,column=0)
label3=Label(root,text="Last_Name",width=20,height=2,bg="pink").grid(row=2,column=0)
label4=Label(root,text="Phone_Number",width=20,height=2,bg="pink").grid(row=3,column=0)
label5=Label(root,text="City",width=20,height=2,bg="pink").grid(row=4,column=0)
label6=Label(root,text="State",width=20,height=2,bg="pink").grid(row=5,column=0)
label7=Label(root,text="Age",width=20,height=2,bg="pink").grid(row=6,column=0)
label8=Label(root,width=10,height=2).grid(row=7,column=2)
label9=Label(root,width=10,height=2).grid(row=7,column=4)
label10=Label(root,width=10,height=2).grid(row=7,column=6)
label11=Label(root,width=10,height=2).grid(row=7,column=8)
e1=Entry(root,width=30,borderwidth=8)
e1.grid(row=0,column=1)
e2=Entry(root,width=30,borderwidth=8)
e2.grid(row=1,column=1)
e3=Entry(root,width=30,borderwidth=8)
e3.grid(row=2,column=1)
e4=Entry(root,width=30,borderwidth=8)
e4.grid(row=3,column=1)
e5=Entry(root,width=30,borderwidth=8)
e5.grid(row=4,column=1)
e6=Entry(root,width=30,borderwidth=8)
e6.grid(row=5,column=1)
e7=Entry(root,width=30,borderwidth=8)
e7.grid(row=6,column=1)
def Register():
    RollNo=e1.get()
    dbRollNo=""
    Select="select RollNo from student where RollNo='%s'" %(RollNo)
    mycursor.execute(Select)
    result=mycursor.fetchall()
    for i in result:
        dbRollNo=i[0]
    if(RollNo == dbRollNo):
        messagebox.askokcancel("Information","Record Already exists")
    else:
        Insert="Insert into student(RollNo,First_Name,Last_Name,Phone_Number,City,State,Age) values(%s,%s,%s,%s,%s,%s,%s)"
        First_Name=e2.get()
        Last_Name=e3.get()
        Phone_Number=e4.get()
        City=e5.get()
        State=e6.get()
        Age=e7.get()
        if(First_Name !="" and Last_Name !="" and Phone_Number !="" and City !="" and State !="" and Age !=""):
            Value=(RollNo,First_Name,Last_Name,Phone_Number,City,State,Age)
            mycursor.execute(Insert,Value)
            mydb.commit()
            messagebox.askokcancel("Information","Record inserted")
            e1.delete(0, END)
            e2.delete(0, END)
            e3.delete(0, END)
            e4.delete(0, END)
            e5.delete(0, END)
            e6.delete(0, END)
            e7.delete(0, END)
        else:
            if (First_Name == "" and Last_Name == "" and Phone_Number == "" and City == "" and State == "" and Age == ""):
             messagebox.askokcancel("Information","New Entery Fill All Details")
            else:
             messagebox.askokcancel("Information", "Some fields left blank")
def ShowRecord():
    RollNo=e1.get()
    dbRollNo=""
    Select="select RollNo from student where RollNo='%s'" %(RollNo)
    mycursor.execute(Select)
    result1=mycursor.fetchall()
    for i in result1:
        dbRollNo=i[0]
    Select1="select First_Name,Last_Name,Phone_Number,City,State,Age from student where RollNo='%s'" %(RollNo)
    mycursor.execute(Select1)
    result2=mycursor.fetchall()
    First_Name=""
    Last_Name=""
    Phone_Number=""
    City=""
    State=""
    Age=""
    if(RollNo == dbRollNo):
        for i in result2:
            First_Name=i[0]
            Last_Name=i[1]
            Phone_Number=i[2]
            City=i[3]
            State=i[4]
            Age=i[5]
        e2.insert(0,First_Name)
        e3.insert(0, Last_Name)
        e4.insert(0, Phone_Number)
        e5.insert(0, City)
        e6.insert(0, State)
        e7.insert(0, Age)
    else:
        messagebox.askokcancel("Information","No Record exists")
def Delete():
    RollNo=e1.get()
    Delete="delete from student where RollNo='%s'" %(RollNo)
    mycursor.execute(Delete)
    mydb.commit()
    messagebox.showinfo("Information","Record Deleted")
    e1.delete(0,END)
    e2.delete(0, END)
    e3.delete(0, END)
    e4.delete(0, END)
    e5.delete(0, END)
    e6.delete(0, END)
    e7.delete(0,END)
def Update():
    RollNo=e1.get()
    First_Name=e2.get()
    Last_Name=e3.get()
    Phone_Number=e4.get()
    City=e5.get()
    State=e6.get()
    Age=e7.get()
    Update="Update student set First_Name='%s', Last_Name='%s', Phone_Number='%s', City='%s', State='%s', Age='%s' where RollNo='%s'" %(First_Name,Last_Name,Phone_Number,City,State,Age,RollNo)
    mycursor.execute(Update)
    mydb.commit()
    messagebox.showinfo("Info","Record Update")
def Showall():
    class A(Frame):
        def __init__(self, parent):
            Frame.__init__(self, parent)
            self.CreateUI()
            self.LoadTable()
            self.grid(sticky=(N, S, W, E))
            parent.grid_rowconfigure(0, weight=1)
            parent.grid_columnconfigure(0, weight=1)
        def CreateUI(self):
            tv= Treeview(self)
            tv['columns']=('RollNo', 'First_Name', 'Last_Name', 'Phone_Number', 'City', 'State', 'Age')
            tv.heading('#0',text='RollNo',anchor='center')
            tv.column('#0',anchor='center')
            tv.heading('#1', text='First_Name', anchor='center')
            tv.column('#1', anchor='center')
            tv.heading('#2', text='Last_Name', anchor='center')
            tv.column('#2', anchor='center')
            tv.heading('#3', text='Phone_Number', anchor='center')
            tv.column('#3', anchor='center')
            tv.heading('#4', text='City', anchor='center')
            tv.column('#4', anchor='center')
            tv.heading('#5', text='State', anchor='center')
            tv.column('#5', anchor='center')
            tv.heading('#6', text='Age', anchor='center')
            tv.column('#6', anchor='center')
            tv.grid(sticky=(N,S,W,E))
            self.treeview = tv
            self.grid_rowconfigure(0,weight=1)
            self.grid_columnconfigure(0,weight=1)
        def LoadTable(self):
            Select="Select * from student"
            mycursor.execute(Select)
            result=mycursor.fetchall()
            RollNo=""
            First_Name=""
            Last_Name=""
            Phone_Number=""
            City=""
            State=""
            Age=""
            for i in result:
                RollNo=i[0]
                First_Name=i[1]
                Last_Name=i[2]
                Phone_Number=i[3]
                City=i[4]
                State=i[5]
                Age=i[6]
                self.treeview.insert("",'end',text=RollNo,values=(First_Name,Last_Name,Phone_Number,City,State,Age))
    root=Tk()
    root.title("Overview Page")
    A(root)
def Clear():
    e1.delete(0, END)
    e2.delete(0, END)
    e3.delete(0, END)
    e4.delete(0, END)
    e5.delete(0, END)
    e6.delete(0, END)
    e7.delete(0, END)
button1=Button(root,text="Register",width=10,height=2,command=Register).grid(row=7,column=0)
button2=Button(root,text="Delete",width=10,height=2,command=Delete).grid(row=7,column=1)
button3=Button(root,text="Update",width=10,height=2,command=Update).grid(row=7,column=3)
button4=Button(root,text="Show record",width=10,height=2,command=ShowRecord).grid(row=7,column=5)
button5=Button(root,text="Show All",width=10,height=2,command=Showall).grid(row=7,column=7)
button6=Button(root,text="Clear",width=10,height=2,command=Clear).grid(row=7,column=9)
root.mainloop()
 
 
 

Output of the above program is as follows

Click Here

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