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textual/sandbox/uber.py
Will McGugan e8c8a5d966 scrollbars
2022-03-23 11:58:02 +00:00

56 lines
1.6 KiB
Python

from tkinter import Place
from textual.app import App
from textual import events
from textual.widgets import Placeholder
from textual.widget import Widget
class BasicApp(App):
"""Sandbox application used for testing/development by Textual developers"""
def on_load(self):
self.bind("q", "quit", "Quit")
self.bind("d", "dump")
def on_mount(self):
"""Build layout here."""
uber2 = Widget()
uber2.add_children(
Widget(id="uber2-child1"),
Widget(id="uber2-child2"),
)
uber1 = Widget(
Placeholder(id="child1", classes={"list-item"}),
Placeholder(id="child2", classes={"list-item"}),
Placeholder(id="child3", classes={"list-item"}),
Placeholder(classes={"list-item"}),
# Placeholder(classes={"list-item"}),
# Placeholder(classes={"list-item"}),
# Placeholder(classes={"list-item"}),
# Placeholder(classes={"list-item"}),
# Placeholder(classes={"list-item"}),
# Placeholder(classes={"list-item"}),
# Placeholder(classes={"list-item"}),
# Placeholder(id="child3", classes={"list-item"}),
)
uber1.show_horizontal_scrollbar = True
self.mount(
uber1=uber1
# uber2=uber2,
)
async def on_key(self, event: events.Key) -> None:
await self.dispatch_key(event)
def action_quit(self):
self.panic(self.screen.tree)
def action_dump(self):
self.panic(str(self.app.registry))
BasicApp.run(css_file="uber.css", log="textual.log", log_verbosity=1)