Known Direct Subclasses
|
Class Overview
LayoutParams
subclass for children of
RecyclerView
. Custom layout managers
are encouraged
to create their own subclass of this LayoutParams
class
to store any additional required per-child view metadata about the layout.
Summary
[Expand]
Inherited XML Attributes |
From class
android.view.ViewGroup.MarginLayoutParams
Attribute Name |
Related Method |
Description |
android:layout_marginBottom |
setMargins(int,int,int,int)
|
Specifies extra space on the bottom side of this view.
|
android:layout_marginEnd |
setMarginEnd(int)
|
Specifies extra space on the end side of this view.
|
android:layout_marginLeft |
setMargins(int,int,int,int)
|
Specifies extra space on the left side of this view.
|
android:layout_marginRight |
setMargins(int,int,int,int)
|
Specifies extra space on the right side of this view.
|
android:layout_marginStart |
setMarginStart(int)
|
Specifies extra space on the start side of this view.
|
android:layout_marginTop |
setMargins(int,int,int,int)
|
Specifies extra space on the top side of this view.
|
|
From class
android.view.ViewGroup.LayoutParams
|
Public Methods |
int
|
getViewPosition()
Returns the position that the view this LayoutParams is attached to corresponds to.
|
boolean
|
isItemChanged()
Returns true if the adapter data item corresponding to the view this LayoutParams
is attached to has been changed in the data set.
|
boolean
|
isItemRemoved()
Returns true if the adapter data item corresponding to the view this LayoutParams
is attached to has been removed from the data set.
|
boolean
|
isViewInvalid()
Returns true if the view this LayoutParams is attached to is now representing
potentially invalid data.
|
boolean
|
viewNeedsUpdate()
Returns true if the view this LayoutParams is attached to needs to have its content
updated from the corresponding adapter.
|
[Expand]
Inherited Methods |
From class
android.view.ViewGroup.MarginLayoutParams
|
From class
android.view.ViewGroup.LayoutParams
|
From class
java.lang.Object
Object
|
clone()
Creates and returns a copy of this Object .
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boolean
|
equals(Object o)
Compares this instance with the specified object and indicates if they
are equal.
|
void
|
finalize()
Invoked when the garbage collector has detected that this instance is no longer reachable.
|
final
Class<?>
|
getClass()
Returns the unique instance of Class that represents this
object's class.
|
int
|
hashCode()
Returns an integer hash code for this object.
|
final
void
|
notify()
Causes a thread which is waiting on this object's monitor (by means of
calling one of the wait() methods) to be woken up.
|
final
void
|
notifyAll()
Causes all threads which are waiting on this object's monitor (by means
of calling one of the wait() methods) to be woken up.
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String
|
toString()
Returns a string containing a concise, human-readable description of this
object.
|
final
void
|
wait()
Causes the calling thread to wait until another thread calls the notify() or notifyAll() method of this object.
|
final
void
|
wait(long millis, int nanos)
Causes the calling thread to wait until another thread calls the notify() or notifyAll() method of this object or until the
specified timeout expires.
|
final
void
|
wait(long millis)
Causes the calling thread to wait until another thread calls the notify() or notifyAll() method of this object or until the
specified timeout expires.
|
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Public Constructors
public
RecyclerView.LayoutParams
(int width, int height)
Public Methods
public
int
getViewPosition
()
Returns the position that the view this LayoutParams is attached to corresponds to.
Returns
- the adapter position this view was bound from
public
boolean
isItemChanged
()
Returns true if the adapter data item corresponding to the view this LayoutParams
is attached to has been changed in the data set. A LayoutManager may choose to
treat it differently in order to animate its changing state.
Returns
- true if the item the view corresponds to was changed in the data set
public
boolean
isItemRemoved
()
Returns true if the adapter data item corresponding to the view this LayoutParams
is attached to has been removed from the data set. A LayoutManager may choose to
treat it differently in order to animate its outgoing or disappearing state.
Returns
- true if the item the view corresponds to was removed from the data set
public
boolean
isViewInvalid
()
Returns true if the view this LayoutParams is attached to is now representing
potentially invalid data. A LayoutManager should scrap/recycle it.
Returns
- true if the view is invalid
public
boolean
viewNeedsUpdate
()
Returns true if the view this LayoutParams is attached to needs to have its content
updated from the corresponding adapter.
Returns
- true if the view should have its content updated