CollapsingToolbarLayout is a wrapper for Toolbar that provides several visual effects that are bind to the content scroll events.
CollapsingToolbarLayout
is a ViewGroup
that serves as a wrapper for Toolbar
providing several visual effects to it. The class is part of the android-support-design library.
The effects provided by the class include
- Collapsing title
- Content scrim
- Status bar scrim
- Parallax scrolling children
- Pinned position children
For the correct behavior the CollapsingToolbarLayout
has to be direct child of AppBarLayout
placed within a CoordinatorLayout
that contains a vertically scrollable View
with app:layout_behavior
parameter specified. The effects are bind to the vertical scrolling of this View
.
For more information visit class reference or the Android developers blog.