[XB] Quick Reply Sticky

Compatible XF 2.x versions

License: You may not redistribute the addon in whole or in part.

Updates duration: Lifetime for Xenforo versions listed above

Visible branding: No

This add-on makes the quick reply form sticky within a configurable viewport width and can automatically collapse the editor into its compact placeholder while members read through long discussions.

This add-on is included with the Basic membership
By becoming a supporter, you gain access to the full set of add-ons available in your tier for as long as your membership remains active.Once the promotion ends, you can keep using any add-ons you’ve already downloaded, and simply renew your subscription whenever you’d like to continue receiving updates.

Features:

Sticky Quick Reply: Keep the quick reply form visible while scrolling through a thread.
Configurable Viewport Width: Specify the maximum viewport width where sticky mode is active.
Scroll-Based Collapse: Optionally collapse the full editor to its placeholder after a configurable scroll distance.
Outside Click Collapse: Optionally collapse the editor when clicking outside the quick reply form.
Mobile-Only Mode: Display the simplified quick reply form and placeholder only on mobile devices.
Responsive Behavior: Automatically update sticky behavior when the viewport changes and prevent editor collapse while the on-screen keyboard is open.

Requirements:

XenForo 2.2.0 or later
Browser Detection add-on is required only for the optional mobile-only mode.

Useful for:

Long Discussions: Keep the reply form accessible while reading lengthy threads.
Mobile Browsing: Improve the reply experience on smaller screens.
Faster Replies: Reduce scrolling back to the bottom of the page.
Better User Experience: Encourage participation without interrupting reading.