belongs to Maven artifact com.android.support:coordinatorlayout:28.0.0-alpha1
CoordinatorLayout.Behavior
public
static
abstract
class
CoordinatorLayout.Behavior
extends Object
| java.lang.Object | |
| ↳ | android.support.design.widget.CoordinatorLayout.Behavior<V extends android.view.View> |
Interaction behavior plugin for child views of CoordinatorLayout.
A Behavior implements one or more interactions that a user can take on a child view. These interactions may include drags, swipes, flings, or any other gestures.
Summary
Public constructors | |
|---|---|
CoordinatorLayout.Behavior()
Default constructor for instantiating Behaviors. |
|
CoordinatorLayout.Behavior(Context context, AttributeSet attrs)
Default constructor for inflating Behaviors from layout. |
|
Public methods | |
|---|---|
boolean
|
blocksInteractionBelow(CoordinatorLayout parent, V child)
Determine whether interaction with views behind the given child in the child order should be blocked. |
boolean
|
getInsetDodgeRect(CoordinatorLayout parent, V child, Rect rect)
Called when a view is set to dodge view insets. |
int
|
getScrimColor(CoordinatorLayout parent, V child)
Supply a scrim color that will be painted behind the associated child view. |
float
|
getScrimOpacity(CoordinatorLayout parent, V child)
Determine the current opacity of the scrim behind a given child view A scrim may be used to indicate that the other elements beneath it are not currently interactive or actionable, drawing user focus and attention to the views above the scrim. |
static
Object
|
getTag(View child)
Get the behavior-specific tag object with the given child view. |
boolean
|
layoutDependsOn(CoordinatorLayout parent, V child, View dependency)
Determine whether the supplied child view has another specific sibling view as a layout dependency. |
WindowInsetsCompat
|
onApplyWindowInsets(CoordinatorLayout coordinatorLayout, V child, WindowInsetsCompat insets)
Called when the window insets have changed. |
void
|
onAttachedToLayoutParams(CoordinatorLayout.LayoutParams params)
Called when the Behavior has been attached to a LayoutParams instance. |
boolean
|
onDependentViewChanged(CoordinatorLayout parent, V child, View dependency)
Respond to a change in a child's dependent view This method is called whenever a dependent view changes in size or position outside of the standard layout flow. |
void
|
onDependentViewRemoved(CoordinatorLayout parent, V child, View dependency)
Respond to a child's dependent view being removed. |
void
|
onDetachedFromLayoutParams()
Called when the Behavior has been detached from its holding LayoutParams instance. |
boolean
|
onInterceptTouchEvent(CoordinatorLayout parent, V child, MotionEvent ev)
Respond to CoordinatorLayout touch events before they are dispatched to child views. |
boolean
|
onLayoutChild( |