nicegui/nice_gui.py

import traceback
import justpy as jp
from icecream import ic
from contextlib import contextmanager


class Group():

    def label(self, text):

        p = jp.P(text=text, a=self.jp, classes='flex text-xl p-1 m-2')

    def button(self, text, on_click=None):

        def click(self, _):
            try:
                on_click(self)
            except:
                traceback.print_exc()

        d = jp.Div(text=text, a=self.jp, classes='w-48 text-xl m-2 p-1 bg-blue-700 text-white text-center')
        d.on('click', click)

    @contextmanager
    def column(self):
        yield Column(self.jp)


class Page(Group):

    def __init__(self):

        self.jp = jp.WebPage(delete_flag=False)

        def build():
            return self.jp

        jp.justpy(build, start_server=False)


class Column(Group):

    def __init__(self, parent_jp) -> None:

        self.jp = jp.Div(a=parent_jp, classes='flex flex-wrap')


main = Page()
ui = jp.app

# bind methods to simplify API -- justpy creates an app which must be found by uvicorn via string "module:attribute"
ui.label = main.label
ui.button = main.button
ui.column = main.column