mirror of
https://github.com/Textualize/textual.git
synced 2025-10-17 02:38:12 +03:00
72 lines
1.5 KiB
Python
72 lines
1.5 KiB
Python
from textual.app import App, ComposeResult
|
|
from textual.screen import Screen
|
|
from textual.widgets import Header, Footer, Label
|
|
from textual.containers import Vertical, Container
|
|
|
|
|
|
class Overlay(Container):
|
|
def compose(self) -> ComposeResult:
|
|
yield Label("This should float over the top")
|
|
|
|
|
|
class Body1(Vertical):
|
|
def compose(self) -> ComposeResult:
|
|
yield Label("My God! It's full of stars! " * 300)
|
|
|
|
|
|
class Body2(Vertical):
|
|
def compose(self) -> ComposeResult:
|
|
yield Label("I'm sorry, Dave. I'm afraid I can't do that. " * 300)
|
|
|
|
|
|
class Good(Screen):
|
|
def compose(self) -> ComposeResult:
|
|
yield Header()
|
|
yield Overlay()
|
|
yield Body1()
|
|
yield Footer()
|
|
|
|
|
|
class Bad(Screen):
|
|
def compose(self) -> ComposeResult:
|
|
yield Overlay()
|
|
yield Header()
|
|
yield Body2()
|
|
yield Footer()
|
|
|
|
|
|
class Layers(App[None]):
|
|
|
|
CSS = """
|
|
Screen {
|
|
layers: base higher;
|
|
}
|
|
|
|
Overlay {
|
|
layer: higher;
|
|
dock: top;
|
|
width: auto;
|
|
height: auto;
|
|
padding: 2;
|
|
border: solid yellow;
|
|
background: red;
|
|
color: yellow;
|
|
}
|
|
"""
|
|
|
|
SCREENS = {"good": Good, "bad": Bad}
|
|
|
|
BINDINGS = [("t", "toggle", "Toggle Screen")]
|
|
|
|
def on_mount(self):
|
|
self.push_screen("good")
|
|
|
|
def action_toggle(self):
|
|
self.switch_screen(
|
|
"bad" if self.screen.__class__.__name__ == "Good" else "good"
|
|
)
|
|
|
|
|
|
if __name__ == "__main__":
|
|
Layers().run()
|