lmiranda
b3fb94c7cb
- Add floating pill-shaped sidebar with navigation icons - Implement dark/light theme toggle with localStorage persistence - Update all figure factories for transparent backgrounds - Use carto-darkmatter map style for choropleths - Add methodology link button to Toronto dashboard header - Add back to dashboard button on methodology page - Remove social links from home page (now in sidebar) - Update CLAUDE.md to Sprint 7 Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
39 lines
1.2 KiB
Python
39 lines
1.2 KiB
Python
"""Theme toggle callbacks using clientside JavaScript."""
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from dash import Input, Output, State, clientside_callback
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# Toggle theme on button click
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# Stores new theme value and updates the DOM attribute
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clientside_callback(
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"""
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function(n_clicks, currentTheme) {
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if (n_clicks === undefined || n_clicks === null) {
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return window.dash_clientside.no_update;
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}
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const newTheme = currentTheme === 'dark' ? 'light' : 'dark';
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document.documentElement.setAttribute('data-mantine-color-scheme', newTheme);
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return newTheme;
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}
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""",
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Output("theme-store", "data"),
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Input("theme-toggle", "n_clicks"),
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State("theme-store", "data"),
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prevent_initial_call=True,
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)
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# Initialize theme from localStorage on page load
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# Uses a dummy output since we only need the side effect of setting the DOM attribute
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clientside_callback(
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"""
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function(theme) {
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if (theme) {
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document.documentElement.setAttribute('data-mantine-color-scheme', theme);
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}
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return theme;
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}
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""",
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Output("theme-init-dummy", "data"),
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Input("theme-store", "data"),
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prevent_initial_call=False,
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)
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