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# /// script
# requires-python = ">=3.10"
# dependencies = [
# "trame",
# "trame-vtk",
# "trame-vuetify",
# ]
# ///
from trame.app import TrameApp, demo
from trame.ui.html import DivLayout
from trame.widgets import html
class App(TrameApp):
def __init__(self, server=None):
super().__init__(server)
self.sub_app = demo.Cone("internal")
self.task = None
self._build_ui()
async def start(self):
if self.state.running:
return
self.sub_app.server.start(exec_mode="task", port=0)
await self.sub_app.server.ready
self.state.running = True
port = self.sub_app.server.port
self.state.url = f"http://localhost:{port}/"
async def stop(self):
if not self.state.running:
return
await self.sub_app.server.stop()
self.state.running = False
self.state.url = ""
def _build_ui(self):
with DivLayout(self.server) as self.ui:
html.Button("Stop", click=self.stop, v_if=("running", False))
html.Button("Start", click=self.start, v_else=True)
html.A("{{ url }}", href=("url", ""), v_show="running", target="_blank")
def main():
app = App()
app.server.start()
if __name__ == "__main__":
main()
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