Исходный код EJIO.ctk_extender.widget.form.fields.directory

## /ctk_extender/widget/form/fields/directory.py

import customtkinter as ctk
from tkinter import filedialog
from typing import Any
from .base import InputField
from ...container import WidgetContainer
from ...components import Label
from ...geometry import GridStrategy

__all__ = ['FormDirectoryField']




class FormDirectoryField(WidgetContainer, InputField):
    """Поле формы для выбора директорий с поддержкой валидации и ограничений."""
    __slots__ = ('_name', '_label_text', '_file_types', '_multiple', '_required', '_value', '_entry', '_btn')

    def __init__(
        self,
        parent: Any,
        name: str,
        label_text: str,
        required: bool = False,
        geometry: Any = None,
        **kwargs: Any
    ) -> None:
        self._name: str = name
        self._label_text: str = label_text
        self._required: bool = required
        self._value: str = ""
        self._entry: ctk.CTkEntry | None = None
        self._btn: ctk.CTkButton | None = None
        super().__init__(parent, geometry, **kwargs)



    def build(self) -> ctk.CTkFrame:
        frame = super().build()
        frame.configure(fg_color="transparent")

        # 1. Текстовая подпись
        self.add_widget(Label, text=self._label_text, geometry=GridStrategy(row=0, column=0, sticky="w", padx=(0, 10)))

        # Контейнер для инпута и кнопки
        row_frame = ctk.CTkFrame(frame, fg_color="transparent")
        row_frame.grid(row=0, column=1, sticky="ew")
        frame.grid_columnconfigure(1, weight=1)

        # 2. Неизменяемое поле вывода пути
        self._entry = ctk.CTkEntry(row_frame, font=("Consolas", 11), state="disabled")
        self._entry.pack(side="left", fill="x", expand=True, padx=(0, 5))

        # 3. Кнопка вызова проводника
        self._btn = ctk.CTkButton(row_frame, text="📁", width=36, height=28, command=self._browse)
        self._btn.pack(side="right")

        return frame


    def _browse(self) -> None:
        master = self.ctk_instance.winfo_toplevel()
        path = filedialog.askdirectory(title=self._label_text, master=master) #TODO: посмотреть изменения
        if path:
            self._value = path
            self._update_ui(path)

    def _update_ui(self, text: str) -> None:
        if self._entry:
            self._entry.configure(state="normal")
            self._entry.delete(0, "end")
            self._entry.insert(0, text)
            self._entry.configure(state="disabled")

    @property
    def name(self) -> str: return self._name



    def get_value(self) -> str | list[str]: return self._value




    def set_value(self, value: Any) -> None: pass




    def clear(self) -> None:
        self._value = "" if not self._multiple else []
        self._update_ui("")




    def validate(self) -> str | None:
        if self._required and not self._value:
            return f"Field '{self._label_text}' required to fill out."
        return None