tkinter.(ttk.)Entry【単一行エディットボックス ウィジェット】

import tkinter as tk
import tkinter.ttk as ttk

# トップレベルウィンドウ作成
root = tk.Tk()

# tk.Entry
var_entry = tk.StringVar(value="Entry")
entry_tk = tk.Entry(
    root,
    textvariable=var_entry,
)
entry_tk.pack(padx=10, pady=10)

# ttk.Entry
var_entry_ttk = tk.StringVar(value="ttk.Entry")
entry_ttk = ttk.Entry(
    root,
    textvariable=var_entry_ttk,
)
entry_ttk.pack(padx=10, pady=10)

# メインループ
root.mainloop()

import tkinter as tk
import tkinter.ttk as ttk
from tkinter import font

# トップレベルウィンドウ作成
root = tk.Tk()
root.geometry("300x100")
# 初期処理
font_bold = font.Font(size=12, weight="bold")

# tk.Entry
var_tk = tk.StringVar()
var_tk.set("Entry (center)")
entry_tk = tk.Entry(
    root,
    foreground="blue",
    textvariable=var_tk,
    width=30,
)
entry_tk['justify'] = tk.CENTER
entry_tk.config(font=font_bold)
entry_tk.pack(padx=10, pady=10)

# ttk.Entry
var_ttk = tk.StringVar()
var_ttk.set("ttk.Entry (center)")
style = ttk.Style()
style.configure(
    "example.TEntry",
    foreground="blue",
)
entry_ttk = ttk.Entry(
    root,
    style="example.TEntry",
    textvariable=var_ttk,
    width=30,
)
entry_ttk['justify'] = tk.CENTER
entry_ttk.config(font=font_bold)
entry_ttk.pack(padx=10, pady=10)

# メインループ
root.mainloop()

import tkinter as tk
import tkinter.ttk as ttk
from tkinter import font
import re

# 入力検証処理
def validate(d, i, P, s, S, v, V, W):
    var_error.set("")
    msg = f"%{d=}\n%{i=}\n%{P=}\n%{s=}\n%{S=}\n%{v=}\n%{V=}\n%{W=}"
    var_msg.set(msg)
    match = re.fullmatch(var_pattern.get(), P)
    return match != None


# 入力検証NG処理
def invalid():
    var_error.set("Error")


# トップレベルウィンドウ作成
root = tk.Tk()
root.geometry("400x400")
# 初期処理
font_bold = font.Font(size=12, weight="bold")
vcmd = (root.register(validate),
        '%d', '%i', '%P', '%s', '%S', '%v', '%V', '%W')

# Label (msg)
var_msg = tk.StringVar(value="label_msg")
label_msg = tk.Label(
    root,
    anchor=tk.W,
    font=font_bold,
    justify=tk.LEFT,
    textvariable=var_msg,
    relief=tk.SUNKEN,
    )
label_msg.pack(side=tk.BOTTOM, fill=tk.X)

# Label (error)
var_error = tk.StringVar(value="label_error")
label_error = tk.Label(
    root,
    anchor=tk.W,
    font=font_bold,
    justify=tk.LEFT,
    textvariable=var_error,
    relief=tk.SUNKEN,
    )
label_error.pack(side=tk.BOTTOM, fill=tk.X)

# pattern
var_pattern = tk.StringVar(value="[a-z]*")
entry_pattern = ttk.Entry(
    root,
    font=font_bold,
    textvariable=var_pattern,
    )
entry_pattern.pack(fill=tk.X)

# Entry (focus)
var_focus = tk.StringVar(value="focus")
entry_focus = ttk.Entry(
    root,
    name="entry_focus",
    font=font_bold,
    textvariable=var_focus,
    validate="focus",
    validatecommand=vcmd,
    invalidcommand=invalid,
    )
entry_focus.pack(fill=tk.X)

# Entry (focusin)
var_focusin = tk.StringVar(value="focusin")
entry_focusin = ttk.Entry(
    root,
    name="entry_focusin",
    font=font_bold,
    textvariable=var_focusin,
    validate="focusin",
    validatecommand=vcmd,
    invalidcommand=invalid,
    )
entry_focusin.pack(fill=tk.X)

# Entry (focusout)
var_focusout = tk.StringVar(value="focusout")
entry_focusout = ttk.Entry(
    root,
    name="entry_focusout",
    font=font_bold,
    textvariable=var_focusout,
    validate="focusout",
    validatecommand=vcmd,
    invalidcommand=invalid,
    )
entry_focusout.pack(fill=tk.X)

# Entry (key)
var_key = tk.StringVar(value="key")
entry_key = ttk.Entry(
    root,
    name="entry_key",
    font=font_bold,
    textvariable=var_key,
    validate="key",
    validatecommand=vcmd,
    invalidcommand=invalid,
    )
entry_key.pack(fill=tk.X)

# Entry (all)
var_all = tk.StringVar(value="all")
entry_all = ttk.Entry(
    root,
    name="entry_all",
    font=font_bold,
    textvariable=var_all,
    validate="all",
    validatecommand=vcmd,
    invalidcommand=invalid,
    )
entry_all.pack(fill=tk.X)

# メインループ
root.mainloop()