Just a page plugin

import tkinter as tk

from os import path

from content.pages.home.config.setup import setup

from pynput.mouse import Listener

from cache import Cache
from widgets import Container
from menus import PopupMenu
from tkinter import messagebox

ABS_PATH = path.dirname(path.realpath(__file__))
PAGES_PATH = path.join(f'{ABS_PATH}', 'plugins')

popups = {
    'default': {
        'type': 'PopupMenu',
        'config': [
            ('bd', 1),
            ('font', 'helvetica 10'),
            ('relief', 'raised'),
            ('tearoff', 0),
            ('foreground', '#000000'),
            ('background', '#eff0f1'),
            ('activeforeground', '#ffffff'),
            ('activebackground', '#00aaff'),
        ],
        'cut': {
            'type': 'MenuItem',
            'options': [
                ('label', 'Cut'),
                ('image', 'drive-harddisk.png'),
                ('underline', 0),
                ('accelerator', 'Alt+D '),
            ],
        },
        'copy': {
            'type': 'MenuItem',
            'options': [
                ('label', 'Copy'),
                ('image', 'drive-harddisk.png'),
                ('underline', 0),
                ('accelerator', 'Alt+D '),
            ],
        },
        'paste': {
            'type': 'MenuItem',
            'options': [
                ('label', 'Paste'),
                ('image', 'drive-harddisk.png'),
                ('underline', 0),
                ('accelerator', 'Alt+D '),
            ],
        },
    },
    'treeview': {
        'type': 'PopupMenu',
        'config': [
            ('bd', 1),
            ('font', 'helvetica 10'),
            ('relief', 'raised'),
            ('tearoff', 0),
            ('foreground', '#000000'),
            ('background', '#eff0f1'),
            ('activeforeground', '#ffffff'),
            ('activebackground', '#00aaff'),
        ],
        'cut': {
            'type': 'MenuItem',
            'options': [
                ('label', 'Cut'),
                ('image', 'drive-harddisk.png'),
                ('underline', 0),
                ('accelerator', 'Alt+D '),
            ],
        },
        'copy': {
            'type': 'MenuItem',
            'options': [
                ('label', 'Copy'),
                ('image', 'drive-harddisk.png'),
                ('underline', 0),
                ('accelerator', 'Alt+D '),
            ],
        },
        'paste': {
            'type': 'MenuItem',
            'options': [
                ('label', 'Paste'),
                ('image', 'drive-harddisk.png'),
                ('underline', 0),
                ('accelerator', 'Alt+D '),
            ],
        },
        'sep1': {
            'type': 'MenuSeparator',
        },
        'new_menu': {
            'type': 'MenuItem',
            'options': [
                ('label', 'Add Menu'),
                ('image', 'drive-harddisk.png'),
                ('underline', 0),
                ('accelerator', 'Alt+D '),
            ],
        },
        'new_item': {
            'type': 'MenuItem',
            'options': [
                ('label', 'Add Menu Item'),
                ('image', 'drive-harddisk.png'),
                ('underline', 0),
                ('accelerator', 'Alt+D '),
            ],
        },
    },
}


class Plugin(Container):
    def __init__(self, parent, key):
        Container.__init__(self, parent, key, **setup)
        self.popup = \
            self.listener = None

    def build(self):
        pmc = Cache(key='popups', data=popups)

        def cut(_uri, tko):
            ent_path.event_generate('<Control-x>')

        def copy(_uri, tko):
            ent_path.event_generate('<Control-c>')

        def paste(_uri, tko):
            ent_path.event_generate('<Control-v>')

        def create_project(e):
            print(22222, e.widget.get())

        def option(_uri, tko):
            messagebox.showinfo(_uri, f'You clicked "{tko.label}".')

        def validate_entry(value):
            if not value:
                return True
            char = value[0] if len(value) == 1 else value[-1]

            if char.isalnum() or char == '_':
                if len(value) >= 2 and value[-1] == '_' and value[-2] == '_':
                    return False
                return True

            return False

        def context_menu(event):
            try:
                event.widget.focus()
                PopupMenu(event.widget, key, **{key: event.widget.cfg}).tk_popup(event.x_root + 5, event.y_root + 5)

            except tk.TclError:
                pass

        register = self.parent.register(validate_entry)

        pane = self.get_item('body/pane')
        treeview = pane.get_item('left/treeview')
        ent_path = pane.get_item('left/path/ent_path')
        ent_name = pane.get_item('right/section1/ent_name')

        ent_name.bind('<Return>', create_project)
        ent_name.bind('<KP_Enter>', create_project)
        ent_name.config(validate='key', validatecommand=(register, '%P'))

        default_commands = dict((
            ('default/copy/options', ('command', copy)),
            ('default/paste/options', ('command', paste)),
            ('default/cut/options', ('command', cut)),
        ))
        popup_widgets = {
            'path': {'widget': ent_path, 'commands': default_commands},
            'ent_name': {'widget': ent_name, 'commands': default_commands},
            'treeview': {
                'widget': treeview,
                'commands': dict((
                    ('treeview/copy/options', ('command', option)),
                    ('treeview/paste/options', ('command', option)),
                    ('treeview/cut/options', ('command', option)),
                    ('treeview/delete/options', ('command', option)),
                    ('treeview/new_menu/options', ('command', option)),
                    ('treeview/new_item/options', ('command', option)),
                )),
            },
        }
        for key, popup in popup_widgets.items():
            widget = popup.get('widget')
            widget.commands = popup.get('commands')

            for _uri, command in widget.commands.items():
                opts = pmc.get(_uri)
                if not opts:
                    opts = pmc.get(f'default/{_uri.split("/", 1)[1]}')
                if opts:
                    opts.append(command)

            widget.cfg = popups.get(key, popups.get('default'))

        for popup in popup_widgets.values():
            popup.get('widget').bind(f'<Button-3>', context_menu)

        return self

    def show(self):
        for k, n in self.parent.nodes.items():
            if self.key != k:
                n.grid_remove()

        self.grid(**self.grid_args)

        return self