Apple HIG: Selection and Input Controls Check for before asking questions. Use existing context and only ask for information not already covered. Key Principles 1. Clear current state. Users must always see what is selected. Toggles show on/off, segmented controls highlight the active segment, pickers display the current selection. 2. Prefer standard system controls. Built-in controls provide consistency and accessibility. Custom controls introduce a learning curve and may break assistive features. 3. Toggles for binary states. On or off. In Settings-style screens, changes take effect immedia…