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connect_pydb.py
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connect_pydb.py
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#!/usr/bin/python3
#! -*- encoding:Utf-8 -*-
"""
App for many doing severals interactions
with a MySQL database in python code.
My first one
"""
from tkinter import *
from tkinter import ttk
import tkinter.messagebox
import pymysql
class ConnectorDB:
def __init__(self, root):
self.root = root
titlespace = ""
self.root.title(102 * titlespace + "MySql Connection")
self.root.geometry("810x630+300+0")
self.root.resizable(width=False, height=False)
MainFrame = Frame(self.root, bd=10, width=770, height=700, relief=RIDGE, bg='RoyalBlue3')
MainFrame.grid()
TitleFrame = Frame(MainFrame, bd=7, width=770, height=100, relief=RIDGE)
TitleFrame.grid(row=0, column=0)
TopFrame3 = Frame(MainFrame, bd=5, width=770, height=500, relief=RIDGE)
TopFrame3.grid(row=1, column=0)
LeftFrame = Frame(TopFrame3, bd=5, width=600, height=400, padx=2, relief=RIDGE, bg='RoyalBlue3')
LeftFrame.pack(side=LEFT)
LeftFrame1 = Frame(LeftFrame, bd=5, width=600, height=180, padx=12, pady=9, relief=RIDGE)
LeftFrame1.pack(side=TOP)
RightFrame1 = Frame(TopFrame3, bd=5, width=100, height=420, padx=2, relief=RIDGE, bg="RoyalBlue3")
RightFrame1.pack(side=RIGHT)
RightFramelo = Frame(RightFrame1, bd=5, width=90, height=300, padx=2, pady=2, relief=RIDGE)
RightFramelo.pack(side=TOP)
#------------------
StudentID = StringVar()
Firstname = StringVar()
Surname = StringVar()
Address = StringVar()
Gender = StringVar()
Mobile = StringVar()
#------------------
def iExit():
iExit = tkinter.messagebox.askyesno('MySQL Connection', 'Confirm if you want to exit ?')
if iExit > 0:
root.destroy()
return
def Reset():
self.entStudentID.delete(0, END)
self.entFirstname.delete(0, END)
self.entSurname.delete(0, END)
self.entAddress.delete(0, END)
Gender.set("")
self.entMobile.delete(0, END)
# Interact with database to add
def addData():
if StudentID.get() == "" or Firstname.get() == "" or Surname.get() == "":
tkinter.messagebox.showerror("MySQL Connection", "Enter Correct Details.")
else:
sqlCon = pymysql.connect(host='127.0.0.1', user='root', password='Ko@l@tr3379', database='pydatabase')
cur = sqlCon.cursor()
cur.execute("INSERT into pydatabase values (%s, %s, %s, %s, %s, %s)",(
StudentID.get(),
Firstname.get(),
Surname.get(),
Address.get(),
Gender.get(),
Mobile.get(),
))
sqlCon.commit()
sqlCon.close()
tkinter.messagebox.showinfo("MySQL connection", "Record Entered Successfully !")
# Interact with database to display
def DisplayData():
sqlCon = pymysql.connect(host='127.0.0.1', user='root', password='Ko@l@tr3379', database='pydatabase')
cur = sqlCon.cursor()
cur.execute("SELECT * from pydatabase")
result = cur.fetchall()
if len(result) != 0:
self.student_records.delete(*self.student_records.get_children())
for row in result:
self.student_records.insert('',END,values =row)
sqlCon.commit()
sqlCon.close()
# Interact with database to diplay database in frame
def PyDataBaseInfo(ev):
viewInfo = self.student_records.focus()
learnerData = self.student_records.item(viewInfo)
row = learnerData['values']
StudentID.set(row[0])
Firstname.set(row[1])
Surname.set(row[2])
Address.set(row[3])
Gender.set(row[4])
Mobile.set(row[5])
# Interact with database to update
def update():
sqlCon = pymysql.connect(host='127.0.0.1', user='root', password='Ko@l@tr3379', database='pydatabase')
cur = sqlCon.cursor()
cur.execute("UPDATE pydatabase set firstname=%s, surname=%s, address=%s, gender=%s, mobile=%s where stdid=%s",(
Firstname.get(),
Surname.get(),
Address.get(),
Gender.get(),
Mobile.get(),
StudentID.get()
))
sqlCon.commit()
DisplayData()
sqlCon.close()
tkinter.messagebox.showinfo("Data Entry Form", "Record Updated Successfully !")
# Interact with database to delete
def deleteDB():
sqlCon = pymysql.connect(host='127.0.0.1', user='root', password='Ko@l@tr3379', database='pydatabase')
cur = sqlCon.cursor()
cur.execute("DELETE from pydatabase where stdid=%s", StudentID.get())
sqlCon.commit()
DisplayData()
sqlCon.close()
tkinter.messagebox.showinfo("Data Entry Form", "Record Successfully Deleted !")
Reset()
# Interact with database to search
def searchDB():
try:
sqlCon = pymysql.connect(host='127.0.0.1', user='root', password='Ko@l@tr3379', database='pydatabase')
cur = sqlCon.cursor()
cur.execute("SELECT * from pydatabase where stdid=%s", StudentID.get())
row = cur.fetchone()
StudentID.set(row[0])
Firstname.set(row[1])
Surname.set(row[2])
Address.set(row[3])
Gender.set(row[4])
Mobile.set(row[5])
sqlCon.commit()
except:
tkinter.messagebox.showinfo("Data Entry Form", "No Such Record Found !")
Reset()
sqlCon.close()
#------------------
self.lbltitle = Label(TitleFrame, font=('arial', 40, 'bold'), text='MySQL Connection', bd=7)
self.lbltitle.grid(row=0, column=0, padx=132)
self.lblStudentID = Label(LeftFrame1, font=('arial', 12, 'bold'), text="Student ID", bd=7)
self.lblStudentID.grid(row=0, column=0, sticky=W, padx=5)
self.entStudentID = Entry(LeftFrame1, font=('arial', 12, 'bold'), bd=5, width=44, justify='left',
textvariable=StudentID)
self.entStudentID.grid(row=0, column=1, sticky=W, padx=5)
self.lblFirstname = Label(LeftFrame1, font=('arial', 12, 'bold'), text="Firstname", bd=7)
self.lblFirstname.grid(row=1, column=0, sticky=W, padx=5)
self.entFirstname = Entry(LeftFrame1, font=('arial', 12, 'bold'), bd=5, width=44, justify='left',
textvariable=Firstname)
self.entFirstname.grid(row=1, column=1, sticky=W, padx=5)
self.lblSurname = Label(LeftFrame1, font=('arial', 12, 'bold'), text="Surname", bd=7)
self.lblSurname.grid(row=2, column=0, sticky=W, padx=5)
self.entSurname = Entry(LeftFrame1, font=('arial', 12, 'bold'), bd=5, width=44, justify='left',
textvariable=Surname)
self.entSurname.grid(row=2, column=1, sticky=W, padx=5)
self.lblAddress = Label(LeftFrame1, font=('arial', 12, 'bold'), text="Address", bd=7)
self.lblAddress.grid(row=3, column=0, sticky=W, padx=5)
self.entAddress = Entry(LeftFrame1, font=('arial', 12, 'bold'), bd=5, width=44, justify='left',
textvariable=Address)
self.entAddress.grid(row=3, column=1, sticky=W, padx=5)
self.lblGender = Label(LeftFrame1, font=('arial', 12, 'bold'), text="Gender", bd=7)
self.lblGender.grid(row=4, column=0, sticky=W, padx=5)
self.cboGender = ttk.Combobox(LeftFrame1, font=('arial', 12, 'bold'), width=43, state="readonly",
textvariable=Gender)
self.cboGender['values'] = ('', 'Female', 'Male')
self.cboGender.current(0)
self.cboGender.grid(row=4, column=1, sticky=W, padx=5)
self.lblMobile = Label(LeftFrame1, font=('arial', 12, 'bold'), text="Mobile", bd=7)
self.lblMobile.grid(row=5, column=0, sticky=W, padx=5)
self.entMobile = Entry(LeftFrame1, font=('arial', 12, 'bold'), bd=5, width=44, justify='left',
textvariable=Mobile)
self.entMobile.grid(row=5, column=1, sticky=W, padx=5)
#------------------
scroll_y=Scrollbar(LeftFrame, orient=VERTICAL)
self.student_records=ttk.Treeview(LeftFrame, height=12, columns=("stdid",
"firstname", "surname", "address", "gender", "mobile"),yscrollcommand=scroll_y.set)
scroll_y.pack(side=RIGHT, fill=Y)
self.student_records.heading("stdid", text="StudentID.")
self.student_records.heading("firstname", text="Firstname")
self.student_records.heading("surname", text="Surname")
self.student_records.heading("address", text="Address")
self.student_records.heading("gender", text="Gender")
self.student_records.heading("mobile", text="Mobile")
self.student_records['show']="headings"
self.student_records.column("stdid", width=70)
self.student_records.column("firstname", width=70)
self.student_records.column("surname", width=70)
self.student_records.column("address", width=70)
self.student_records.column("gender", width=70)
self.student_records.column("mobile", width=70)
self.student_records.pack(fill=BOTH, expand=1)
self.student_records.bind("<ButtonRelease-1>", PyDataBaseInfo)
# DisplayData()
#------------------
self.btnAddNew = Button(RightFramelo, font=('arial', 14, 'bold'), text="Add New", bd=4,
padx=24, pady=1, width=8, height=2, command=addData).grid(row=0, column=0, padx=1)
self.btnDisplay = Button(RightFramelo, font=('arial', 14, 'bold'), text="Display", bd=4,
padx=24, pady=1, width=8, height=2, command=DisplayData).grid(row=1, column=0, padx=1)
self.btnUpdate = Button(RightFramelo, font=('arial', 14, 'bold'), text="Update", bd=4,
padx=24, pady=1, width=8, height=2, command=update).grid(row=2, column=0, padx=1)
self.btnDelete = Button(RightFramelo, font=('arial', 14, 'bold'), text="Delete", bd=4,
padx=24, pady=1, width=8, height=2, command=deleteDB).grid(row=3, column=0, padx=1)
self.btnSearch = Button(RightFramelo, font=('arial', 14, 'bold'), text="Search", bd=4,
padx=24, pady=1, width=8, height=2, command=searchDB).grid(row=4, column=0, padx=1)
self.btnReset = Button(RightFramelo, font=('arial', 14, 'bold'), text="Reset", bd=4,
padx=24, pady=1, width=8, height=2, command=Reset).grid(row=5, column=0, padx=1)
self.btnExit = Button(RightFramelo, font=('arial', 14, 'bold'), text="Exit", bd=4,
padx=24, pady=1, width=8, height=2, command=iExit).grid(row=6, column=0, padx=1)
if __name__=='__main__':
root = Tk()
application = ConnectorDB(root)
root.mainloop()