import tkinter as tk
from tkinter import ttk
from tkinter import messagebox as msg

# Establishes the GUI
win = tk.Tk()
win.title('MFF:Worlds Launcher (Version 001.2B)')

# Creating the labels
a_label = ttk.Label(win, text='Username:')
a_label.grid(column=0, row=0)
b_label = ttk.Label(win, text="Password:")
b_label.grid(column=1, row=0)
c_label = ttk.Label(win, text='Select a Server:')
c_label.grid(column=2, row=0)

# Creating the Entries
a_entry = ttk.Entry(win, width=12)
a_entry.grid(column=0, row=1)
a_entry.focus()  # sets the focus on the first entry
b_entry = ttk.Entry(win, width=12, show='*')                                     # 'show' hides the plaintext
b_entry.grid(column=1, row=1)

# Creating the Combobox and its dependencies
server = tk.StringVar()
server_list = ttk.Combobox(win, width=14, textvariable=server, state='readonly')  # 'readonly' makes it read only (duh)
server_list['values'] = ('North America', 'Europe', 'Asia', 'Public Test')
server_list.grid(column=2, row=1)
server_list.current(0)

# Creating three check buttons
chVarDis = tk.IntVar()
check1 = tk.Checkbutton(win, text='Error Reporting', variable=chVarDis, state='disabled')
check1.select()
check1.grid(column=0, row=4, sticky=tk.W)

chVarUn = tk.IntVar()
check2 = tk.Checkbutton(win, text='Safe Mode', variable=chVarUn)
check2.deselect()
check2.grid(column=1, row=4, sticky=tk.W)

chVarEn = tk.IntVar()
check3 = tk.Checkbutton(win, text='Fullscreen', variable=chVarEn)
check3.select()
check3.grid(column=2, row=4, sticky=tk.W)


# Button command def
def clicked():
    a_button.configure(state='disabled')
    msg.showinfo('Error 001', 'No Server Found.\nPlease check your connection.')


# Creating the Button
a_button = ttk.Button(win, width=12, text='Play Now!', command=clicked)
a_button.grid(column=3, row=1)

# Starts the GUI
win.mainloop()