Files
textual-serve/examples/download_screenshot.py
2024-08-20 15:53:56 +01:00

74 lines
2.5 KiB
Python

import io
from pathlib import Path
from textual import on
from textual.app import App, ComposeResult
from textual.events import DeliveryComplete
from textual.widgets import Button, Input, Label
class ScreenshotApp(App[None]):
def compose(self) -> ComposeResult:
yield Button("screenshot: no filename or mime", id="button-1")
yield Button("screenshot: screenshot.svg / open in browser", id="button-2")
yield Button("screenshot: screenshot.svg / download", id="button-3")
yield Button(
"screenshot: screenshot.svg / open in browser / plaintext mime",
id="button-4",
)
yield Label("Deliver custom file:")
yield Input(id="custom-path-input", placeholder="Path to file...")
@on(Button.Pressed, selector="#button-1")
def on_button_pressed(self) -> None:
screenshot_string = self.export_screenshot()
string_io = io.StringIO(screenshot_string)
self.deliver_text(string_io)
@on(Button.Pressed, selector="#button-2")
def on_button_pressed_2(self) -> None:
screenshot_string = self.export_screenshot()
string_io = io.StringIO(screenshot_string)
self.deliver_text(
string_io, save_filename="screenshot.svg", open_method="browser"
)
@on(Button.Pressed, selector="#button-3")
def on_button_pressed_3(self) -> None:
screenshot_string = self.export_screenshot()
string_io = io.StringIO(screenshot_string)
self.deliver_text(
string_io, save_filename="screenshot.svg", open_method="download"
)
@on(Button.Pressed, selector="#button-4")
def on_button_pressed_4(self) -> None:
screenshot_string = self.export_screenshot()
string_io = io.StringIO(screenshot_string)
self.deliver_text(
string_io,
save_filename="screenshot.svg",
open_method="browser",
mime_type="text/plain",
)
@on(DeliveryComplete)
def on_delivery_complete(self, event: DeliveryComplete) -> None:
self.notify(title="Download complete", message=event.key)
@on(Input.Submitted)
def on_input_submitted(self, event: Input.Submitted) -> None:
path = Path(event.value)
if path.exists():
self.deliver_binary(path)
else:
self.notify(
title="Invalid path",
message="The path does not exist.",
severity="error",
)
app = ScreenshotApp()
if __name__ == "__main__":
app.run()