listComp.py

from tkinter import *
from tkinter.ttk import *
from db import DBConnect
import sqlite3


class ListComp:
    def __init__(self):
        self._dbconnect = DBConnect()
        self._dbconnect.row_factory = sqlite3.Row
        self._root = Tk()
        self._root.title('List of Complaints')
        tv = Treeview(self._root)
        tv.pack()
        tv.heading('#0', text='ID')
        tv.configure(column=('#Name', '#Gender', '#Comment'))
        tv.heading('#Name', text='Name')
        tv.heading('#Gender', text='Gender')
        tv.heading('#Comment', text='Comment')
        cursor = self._dbconnect.ListRequest()
        for row in cursor:
            tv.insert('', 'end', '#{}'.format(row['ID']), text=row['ID'])
            tv.set('#{}'.format(row['ID']), '#Name', row['Name'])
            tv.set('#{}'.format(row['ID']), '#Gender', row['Gender'])
            tv.set('#{}'.format(row['ID']), '#Comment', row['Comment'])