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Tabs / Navigation

Navigate between two or more tabs. Delete the cards when switching between tabs.

from h2o_wave import main, app, Q, ui

TABS = 'abcde'


async def display_tab(q):
q.page[f'example_{q.client.tab}'] = ui.markup_card(
box='1 2 4 3',
title=q.client.tab.upper(),
content='\n'.join([''.join([q.client.tab] * 10) for _ in range(50)])
)
await q.page.save()


async def remove_cards(q: Q):
for tab in TABS:
del q.page[f'example_{tab}']
await q.page.save()


@app('/demo')
async def serve(q: Q):
if not q.client.initialized:
q.client.tab = 'a'
q.page['tabs'] = ui.tab_card( # Initialize once
box='1 1 4 1',
items=[ui.tab(name=f'#{t}', label=t.upper()) for t in TABS]
)
q.client.initialized = True

if q.args['#']:
q.client.tab = str(q.args['#'])

await remove_cards(q)
await display_tab(q)
await q.page.save()

Tags:  navigationtabs