platform-guideline checked

Apple Human Interface Guidelines: Modality

Defines modality as a dedicated mode that prevents interaction with the parent view until the user exits or completes the presented task.

Open source

Pattern Decisions This Source Supports

Pattern Supported decision Required contract Claim note
Full-screen takeover Choose full-screen takeover when the task is temporary and modal, but needs the whole viewport to be usable. The opener communicates the object or task that will enter a full-screen temporary mode. Apple modality guidance supports the dedicated temporary mode that blocks parent interaction.

Evidence Role

This source is treated as platform-guideline evidence. Use it to validate the decision rules above, not as a visual style reference.

Publisher: Apple. Last checked: .