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Improve download example with different types of download

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This commit is contained in:
Darren Burns
2024-08-15 10:44:41 +01:00
parent 57990e3d8f
commit bda4cb81c3
1 changed files with 32 additions and 7 deletions
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39
examples/download_screenshot.py
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@@ -1,27 +1,52 @@
import io
from textual import on
from textual.app import App, ComposeResult
from textual.binding import Binding
from textual.widgets import Button
class ScreenshotApp(App[None]):
BINDINGS = [Binding("s", "deliver_screenshot", "Screenshot")]
def compose(self) -> ComposeResult:
yield Button("Hello, World!")
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",
)
@on(Button.Pressed)
@on(Button.Pressed, selector="#button-1")
def on_button_pressed(self) -> None:
self.action_deliver_screenshot()
screenshot_string = self.export_screenshot()
string_io = io.StringIO(screenshot_string)
self.deliver_text(string_io)
def action_deliver_screenshot(self) -> None:
@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",
)
app = ScreenshotApp()
if __name__ == "__main__":