android.widget
Class AdapterView

java.lang.Object
  android.view.View
      android.view.ViewGroup
          android.widget.AdapterView

All Implemented Interfaces:

Drawable.Callback, KeyEvent.Callback, ViewManager, ViewParent

Direct Known Subclasses:

AbsListView, AbsSpinner

public abstract class AdapterView
extends ViewGroup

An AdapterView is a view whose children are determined by an Adapter.

See ListView, GridView, Spinner and Gallery for commonly used subclasses of AdapterView.

Nested Class Summary

static class	AdapterView.AdapterContextMenuInfo Extra menu information provided to the onCreateContextMenu(ContextMenu, View, ContextMenuInfo) callback when a context menu is brought up for this AdapterView.
static interface	AdapterView.OnItemClickListener Interface definition for a callback to be invoked when an item in this AdapterView has been clicked.
static interface	AdapterView.OnItemLongClickListener Interface definition for a callback to be invoked when an item in this view has been clicked and held.
static interface	AdapterView.OnItemSelectedListener Interface definition for a callback to be invoked when an item in this view has been selected.

Nested classes/interfaces inherited from class android.view.ViewGroup

ViewGroup.LayoutParams, ViewGroup.MarginLayoutParams, ViewGroup.OnHierarchyChangeListener

Nested classes/interfaces inherited from class android.view.View

View.BaseSavedState, View.MeasureSpec, View.OnClickListener, View.OnCreateContextMenuListener, View.OnFocusChangeListener, View.OnKeyListener, View.OnLongClickListener, View.OnTouchListener

Field Summary

static int	INVALID_POSITION Represents an invalid position.
static long	INVALID_ROW_ID Represents an empty or invalid row id Constant Value: -9223372036854775808 (0x8000000000000000)
static int	ITEM_VIEW_TYPE_HEADER_OR_FOOTER The item view type returned by getItemViewType(int) when the item is a header or footer.
static int	ITEM_VIEW_TYPE_IGNORE The item view type returned by getItemViewType(int) when the adapter does not want the item's view recycled.

Fields inherited from class android.view.ViewGroup

CLIP_TO_PADDING_MASK, FLAG_USE_CHILD_DRAWING_ORDER, FOCUS_AFTER_DESCENDANTS, FOCUS_BEFORE_DESCENDANTS, FOCUS_BLOCK_DESCENDANTS, PERSISTENT_ALL_CACHES, PERSISTENT_ANIMATION_CACHE, PERSISTENT_NO_CACHE, PERSISTENT_SCROLLING_CACHE

Fields inherited from class android.view.View

DRAWING_CACHE_QUALITY_AUTO, DRAWING_CACHE_QUALITY_HIGH, DRAWING_CACHE_QUALITY_LOW, EMPTY_STATE_SET, ENABLED_FOCUSED_SELECTED_STATE_SET, ENABLED_FOCUSED_SELECTED_WINDOW_FOCUSED_STATE_SET, ENABLED_FOCUSED_STATE_SET, ENABLED_FOCUSED_WINDOW_FOCUSED_STATE_SET, ENABLED_SELECTED_STATE_SET, ENABLED_SELECTED_WINDOW_FOCUSED_STATE_SET, ENABLED_STATE_SET, ENABLED_WINDOW_FOCUSED_STATE_SET, FOCUS_BACKWARD, FOCUS_DOWN, FOCUS_FORWARD, FOCUS_LEFT, FOCUS_RIGHT, FOCUS_UP, FOCUSED_SELECTED_STATE_SET, FOCUSED_SELECTED_WINDOW_FOCUSED_STATE_SET, FOCUSED_STATE_SET, FOCUSED_WINDOW_FOCUSED_STATE_SET, GONE, INVISIBLE, KEEP_SCREEN_ON, NO_ID, PRESSED_ENABLED_FOCUSED_SELECTED_STATE_SET, PRESSED_ENABLED_FOCUSED_SELECTED_WINDOW_FOCUSED_STATE_SET, PRESSED_ENABLED_FOCUSED_STATE_SET, PRESSED_ENABLED_FOCUSED_WINDOW_FOCUSED_STATE_SET, PRESSED_ENABLED_SELECTED_STATE_SET, PRESSED_ENABLED_SELECTED_WINDOW_FOCUSED_STATE_SET, PRESSED_ENABLED_STATE_SET, PRESSED_ENABLED_WINDOW_FOCUSED_STATE_SET, PRESSED_FOCUSED_SELECTED_STATE_SET, PRESSED_FOCUSED_SELECTED_WINDOW_FOCUSED_STATE_SET, PRESSED_FOCUSED_STATE_SET, PRESSED_FOCUSED_WINDOW_FOCUSED_STATE_SET, PRESSED_SELECTED_STATE_SET, PRESSED_SELECTED_WINDOW_FOCUSED_STATE_SET, PRESSED_WINDOW_FOCUSED_STATE_SET, SCROLLBARS_INSIDE_INSET, SCROLLBARS_INSIDE_OVERLAY, SCROLLBARS_OUTSIDE_INSET, SCROLLBARS_OUTSIDE_OVERLAY, SELECTED_STATE_SET, SELECTED_WINDOW_FOCUSED_STATE_SET, SOUND_EFFECTS_ENABLED, VIEW_LOG_TAG, VISIBLE, WINDOW_FOCUSED_STATE_SET

Constructor Summary

AdapterView(Context context)

AdapterView(Context context, AttributeSet attrs)

AdapterView(Context context, AttributeSet attrs, int defStyle)

Method Summary

void	addView(View child) This method is not supported and throws an UnsupportedOperationException when called.
void	addView(View child, int index) This method is not supported and throws an UnsupportedOperationException when called.
void	addView(View child, int index, ViewGroup.LayoutParams params) This method is not supported and throws an UnsupportedOperationException when called.
void	addView(View child, ViewGroup.LayoutParams params) This method is not supported and throws an UnsupportedOperationException when called.
protected boolean	canAnimate() Indicates whether the view group has the ability to animate its children after the first layout.
protected void	dispatchRestoreInstanceState(SparseArray container) Override to prevent thawing of any views created by the adapter.
protected void	dispatchSaveInstanceState(SparseArray container) Override to prevent freezing of any views created by the adapter.
abstract Adapter	getAdapter() Returns the adapter currently associated with this widget.
int	getCount()
View	getEmptyView() When the current adapter is empty, the AdapterView can display a special view call the empty view.
int	getFirstVisiblePosition() Returns the position within the adapter's data set for the first item displayed on screen.
Object	getItemAtPosition(int position) Gets the data associated with the specified position in the list.
long	getItemIdAtPosition(int position)
int	getLastVisiblePosition() Returns the position within the adapter's data set for the last item displayed on screen.
AdapterView.OnItemClickListener	getOnItemClickListener()
AdapterView.OnItemLongClickListener	getOnItemLongClickListener()
AdapterView.OnItemSelectedListener	getOnItemSelectedListener()
int	getPositionForView(View view) Get the position within the adapter's data set for the view, where view is a an adapter item or a descendant of an adapter item.
Object	getSelectedItem()
long	getSelectedItemId()
int	getSelectedItemPosition() Return the position of the currently selected item within the adapter's data set
abstract View	getSelectedView()
protected void	onLayout(boolean changed, int left, int top, int right, int bottom) Called from layout when this view should assign a size and position to each of its children.
boolean	performItemClick(View view, int position, long id) Call the OnItemClickListener, if it is defined.
void	removeAllViews() This method is not supported and throws an UnsupportedOperationException when called.
void	removeView(View child) This method is not supported and throws an UnsupportedOperationException when called.
void	removeViewAt(int index) This method is not supported and throws an UnsupportedOperationException when called.
abstract void	setAdapter(Adapter adapter) Sets the adapter that provides the data and the views to represent the data in this widget.
void	setEmptyView(View emptyView) Sets the view to show if the adapter is empty
void	setFocusable(boolean focusable) Set whether this view can receive the focus.
void	setFocusableInTouchMode(boolean focusable) Set whether this view can receive focus while in touch mode.
void	setOnClickListener(View.OnClickListener l) Register a callback to be invoked when this view is clicked.
void	setOnItemClickListener(AdapterView.OnItemClickListener listener) Register a callback to be invoked when an item in this AdapterView has been clicked.
void	setOnItemLongClickListener(AdapterView.OnItemLongClickListener listener) Register a callback to be invoked when an item in this AdapterView has been clicked and held
void	setOnItemSelectedListener(AdapterView.OnItemSelectedListener listener) Register a callback to be invoked when an item in this AdapterView has been selected.
abstract void	setSelection(int i)

Methods inherited from class android.view.ViewGroup

addFocusables, addStatesFromChildren, addTouchables, addView, addViewInLayout, addViewInLayout, attachLayoutAnimationParameters, attachViewToParent, bringChildToFront, checkLayoutParams, childDrawableStateChanged, cleanupLayoutState, clearChildFocus, clearDisappearingChildren, clearFocus, debug, detachAllViewsFromParent, detachViewFromParent, detachViewFromParent, detachViewsFromParent, dispatchDraw, dispatchFreezeSelfOnly, dispatchKeyEvent, dispatchSetPressed, dispatchSetSelected, dispatchThawSelfOnly, dispatchTouchEvent, dispatchTrackballEvent, dispatchUnhandledMove, dispatchWindowFocusChanged, dispatchWindowVisibilityChanged, drawableStateChanged, drawChild, findFocus, fitSystemWindows, focusableViewAvailable, focusSearch, gatherTransparentRegion, generateDefaultLayoutParams, generateLayoutParams, generateLayoutParams, getChildAt, getChildCount, getChildDrawingOrder, getChildMeasureSpec, getChildStaticTransformation, getChildVisibleRect, getDescendantFocusability, getFocusedChild, getLayoutAnimation, getLayoutAnimationListener, getPersistentDrawingCache, hasFocus, hasFocusable, indexOfChild, invalidateChild, invalidateChildInParent, isAlwaysDrawnWithCacheEnabled, isAnimationCacheEnabled, isChildrenDrawnWithCacheEnabled, measureChild, measureChildren, measureChildWithMargins, offsetDescendantRectToMyCoords, offsetRectIntoDescendantCoords, onAnimationEnd, onAnimationStart, onCreateDrawableState, onInterceptTouchEvent, onRequestFocusInDescendants, recomputeViewAttributes, removeAllViewsInLayout, removeDetachedView, removeViewInLayout, removeViews, removeViewsInLayout, requestChildFocus, requestChildRectangleOnScreen, requestDisallowInterceptTouchEvent, requestFocus, requestTransparentRegion, scheduleLayoutAnimation, setAddStatesFromChildren, setAlwaysDrawnWithCacheEnabled, setAnimationCacheEnabled, setChildrenDrawingCacheEnabled, setChildrenDrawnWithCacheEnabled, setClipChildren, setClipToPadding, setDescendantFocusability, setLayoutAnimation, setLayoutAnimationListener, setOnHierarchyChangeListener, setPadding, setPersistentDrawingCache, showContextMenuForChild, startLayoutAnimation, updateViewLayout

Methods inherited from class android.view.View

bringToFront, buildDrawingCache, cancelLongPress, clearAnimation, computeHorizontalScrollExtent, computeHorizontalScrollOffset, computeHorizontalScrollRange, computeScroll, computeVerticalScrollExtent, computeVerticalScrollOffset, computeVerticalScrollRange, createContextMenu, destroyDrawingCache, dispatchKeyShortcutEvent, draw, finalize, findViewById, findViewWithTag, focusSearch, forceLayout, getAnimation, getApplicationWindowToken, getBackground, getBaseline, getBottom, getBottomFadingEdgeStrength, getContext, getContextMenuInfo, getDefaultSize, getDrawableState, getDrawingCache, getDrawingCacheBackgroundColor, getDrawingCacheQuality, getDrawingRect, getDrawingTime, getFocusables, getFocusedRect, getGlobalVisibleRect, getGlobalVisibleRect, getHandler, getHeight, getHitRect, getHorizontalFadingEdgeLength, getHorizontalScrollbarHeight, getId, getKeepScreenOn, getLayoutParams, getLeft, getLeftFadingEdgeStrength, getLocalVisibleRect, getLocationInWindow, getLocationOnScreen, getMeasuredHeight, getMeasuredWidth, getNextFocusDownId, getNextFocusLeftId, getNextFocusRightId, getNextFocusUpId, getOnFocusChangeListener, getPaddingBottom, getPaddingLeft, getPaddingRight, getPaddingTop, getParent, getResources, getRight, getRightFadingEdgeStrength, getRootView, getScrollBarStyle, getScrollX, getScrollY, getSolidColor, getSuggestedMinimumHeight, getSuggestedMinimumWidth, getTag, getTop, getTopFadingEdgeStrength, getTouchables, getTouchDelegate, getVerticalFadingEdgeLength, getVerticalScrollbarWidth, getViewTreeObserver, getVisibility, getWidth, getWindowAttachCount, getWindowToken, getWindowVisibility, hasWindowFocus, inflate, initializeFadingEdge, initializeScrollbars, invalidate, invalidate, invalidate, invalidateDrawable, isClickable, isDrawingCacheEnabled, isDuplicateParentStateEnabled, isEnabled, isFocusable, isFocusableInTouchMode, isFocused, isHorizontalFadingEdgeEnabled, isHorizontalScrollBarEnabled, isInTouchMode, isLayoutRequested, isLongClickable, isPressed, isSaveEnabled, isSelected, isShown, isSoundEffectsEnabled, isVerticalFadingEdgeEnabled, isVerticalScrollBarEnabled, layout, measure, mergeDrawableStates, offsetLeftAndRight, offsetTopAndBottom, onAttachedToWindow, onCreateContextMenu, onDetachedFromWindow, onDraw, onFinishInflate, onFocusChanged, onKeyDown, onKeyMultiple, onKeyShortcut, onKeyUp, onMeasure, onRestoreInstanceState, onSaveInstanceState, onScrollChanged, onSetAlpha, onSizeChanged, onTouchEvent, onTrackballEvent, onWindowFocusChanged, onWindowVisibilityChanged, performClick, performLongClick, playSoundEffect, post, postDelayed, postInvalidate, postInvalidate, postInvalidateDelayed, postInvalidateDelayed, refreshDrawableState, removeCallbacks, requestFocus, requestFocus, requestFocusFromTouch, requestLayout, requestRectangleOnScreen, requestRectangleOnScreen, resolveSize, restoreHierarchyState, saveHierarchyState, scheduleDrawable, scrollBy, scrollTo, setAnimation, setBackgroundColor, setBackgroundDrawable, setBackgroundResource, setClickable, setDrawingCacheBackgroundColor, setDrawingCacheEnabled, setDrawingCacheQuality, setDuplicateParentStateEnabled, setEnabled, setFadingEdgeLength, setHorizontalFadingEdgeEnabled, setHorizontalScrollBarEnabled, setId, setKeepScreenOn, setLayoutParams, setLongClickable, setMeasuredDimension, setMinimumHeight, setMinimumWidth, setNextFocusDownId, setNextFocusLeftId, setNextFocusRightId, setNextFocusUpId, setOnCreateContextMenuListener, setOnFocusChangeListener, setOnKeyListener, setOnLongClickListener, setOnTouchListener, setPressed, setSaveEnabled, setScrollBarStyle, setSelected, setSoundEffectsEnabled, setTag, setTouchDelegate, setVerticalFadingEdgeEnabled, setVerticalScrollBarEnabled, setVisibility, setWillNotCacheDrawing, setWillNotDraw, showContextMenu, startAnimation, unscheduleDrawable, unscheduleDrawable, verifyDrawable, willNotCacheDrawing, willNotDraw

Methods inherited from class java.lang.Object

clone, equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface android.view.ViewParent

createContextMenu, getParent, isLayoutRequested, requestLayout

Field Detail

ITEM_VIEW_TYPE_IGNORE

public static final int ITEM_VIEW_TYPE_IGNORE

The item view type returned by getItemViewType(int) when the adapter does not want the item's view recycled.
Constant Value: -1 (0xffffffff)

See Also:

Constant Field Values

ITEM_VIEW_TYPE_HEADER_OR_FOOTER

public static final int ITEM_VIEW_TYPE_HEADER_OR_FOOTER

The item view type returned by getItemViewType(int) when the item is a header or footer.
Constant Value: -2 (0xfffffffe)

See Also:

Constant Field Values

INVALID_POSITION

public static final int INVALID_POSITION

Represents an invalid position. All valid positions are in the range 0 to 1 less than the number of items in the current adapter.
Constant Value: -1 (0xffffffff)

See Also:

Constant Field Values

INVALID_ROW_ID

public static final long INVALID_ROW_ID

Represents an empty or invalid row id
Constant Value: -9223372036854775808 (0x8000000000000000)

See Also:

Constant Field Values

Constructor Detail

AdapterView

public AdapterView(Context context)

AdapterView

public AdapterView(Context context,
                   AttributeSet attrs)

AdapterView

public AdapterView(Context context,
                   AttributeSet attrs,
                   int defStyle)

Method Detail

setOnItemClickListener

public void setOnItemClickListener(AdapterView.OnItemClickListener listener)

Register a callback to be invoked when an item in this AdapterView has been clicked.

Parameters:

listener - The callback that will be invoked.

getOnItemClickListener

public final AdapterView.OnItemClickListener getOnItemClickListener()

Returns:

The callback to be invoked with an item in this AdapterView has been clicked, or null id no callback has been set.

performItemClick

public boolean performItemClick(View view,
                                int position,
                                long id)

Call the OnItemClickListener, if it is defined.

Parameters:

view - The view within the AdapterView that was clicked.

position - The position of the view in the adapter.

id - The row id of the item that was clicked.

Returns:

True if there was an assigned OnItemClickListener that was called, false otherwise is returned.

setOnItemLongClickListener

public void setOnItemLongClickListener(AdapterView.OnItemLongClickListener listener)

Register a callback to be invoked when an item in this AdapterView has been clicked and held

Parameters:

listener - The callback that will run

getOnItemLongClickListener

public final AdapterView.OnItemLongClickListener getOnItemLongClickListener()

Returns:

The callback to be invoked with an item in this AdapterView has been clicked and held, or null id no callback as been set.

setOnItemSelectedListener

public void setOnItemSelectedListener(AdapterView.OnItemSelectedListener listener)

Register a callback to be invoked when an item in this AdapterView has been selected.

Parameters:

listener - The callback that will run

getOnItemSelectedListener

public final AdapterView.OnItemSelectedListener getOnItemSelectedListener()

getAdapter

public abstract Adapter getAdapter()

Returns the adapter currently associated with this widget.

Returns:

The adapter used to provide this view's content.

setAdapter

public abstract void setAdapter(Adapter adapter)

Sets the adapter that provides the data and the views to represent the data in this widget.

Parameters:

adapter - The adapter to use to create this view's content.

addView

public void addView(View child)

This method is not supported and throws an UnsupportedOperationException when called.

Overrides:

addView in class ViewGroup

Parameters:

child - Ignored.

Throws:

UnsupportedOperationException - Every time this method is invoked.

See Also:

generateDefaultLayoutParams()

addView

public void addView(View child,
                    int index)

This method is not supported and throws an UnsupportedOperationException when called.

Overrides:

addView in class ViewGroup

Parameters:

child - Ignored.

index - Ignored.

Throws:

UnsupportedOperationException - Every time this method is invoked.

See Also:

generateDefaultLayoutParams()

addView

public void addView(View child,
                    ViewGroup.LayoutParams params)

This method is not supported and throws an UnsupportedOperationException when called.

Specified by:

addView in interface ViewManager

Overrides:

addView in class ViewGroup

Parameters:

child - Ignored.

params - Ignored.

Throws:

UnsupportedOperationException - Every time this method is invoked.

addView

public void addView(View child,
                    int index,
                    ViewGroup.LayoutParams params)

This method is not supported and throws an UnsupportedOperationException when called.

Overrides:

addView in class ViewGroup

Parameters:

child - Ignored.

index - Ignored.

params - Ignored.

Throws:

UnsupportedOperationException - Every time this method is invoked.

removeView

public void removeView(View child)

This method is not supported and throws an UnsupportedOperationException when called.

Specified by:

removeView in interface ViewManager

Overrides:

removeView in class ViewGroup

Parameters:

child - Ignored.

Throws:

UnsupportedOperationException - Every time this method is invoked.

removeViewAt

public void removeViewAt(int index)

This method is not supported and throws an UnsupportedOperationException when called.

Overrides:

removeViewAt in class ViewGroup

Parameters:

index - Ignored.

Throws:

UnsupportedOperationException - Every time this method is invoked.

removeAllViews

public void removeAllViews()

This method is not supported and throws an UnsupportedOperationException when called.

Overrides:

removeAllViews in class ViewGroup

Throws:

UnsupportedOperationException - Every time this method is invoked.

onLayout

protected void onLayout(boolean changed,
                        int left,
                        int top,
                        int right,
                        int bottom)

Called from layout when this view should assign a size and position to each of its children. Derived classes with children should override this method and call layout on each of their their children.

Specified by:

onLayout in class ViewGroup

Parameters:

changed - This is a new size or position for this view

left - Left position, relative to parent

top - Top position, relative to parent

right - Right position, relative to parent

bottom - Bottom position, relative to parent

getSelectedItemPosition

public int getSelectedItemPosition()

Return the position of the currently selected item within the adapter's data set

Returns:

int Position (starting at 0), or INVALID_POSITION if there is nothing selected.

getSelectedItemId

public long getSelectedItemId()

Returns:

The id corresponding to the currently selected item, or INVALID_ROW_ID if nothing is selected.

getSelectedView

public abstract View getSelectedView()

Returns:

The view corresponding to the currently selected item, or null if nothing is selected

getSelectedItem

public Object getSelectedItem()

Returns:

The data corresponding to the currently selected item, or null if there is nothing selected.

getCount

public int getCount()

Returns:

The number of items owned by the Adapter associated with this AdapterView. (This is the number of data items, which may be larger than the number of visible view.)

getPositionForView

public int getPositionForView(View view)

Get the position within the adapter's data set for the view, where view is a an adapter item or a descendant of an adapter item.

Parameters:

view - an adapter item, or a descendant of an adapter item. This must be visible in this AdapterView at the time of the call.

Returns:

the position within the adapter's data set of the view, or INVALID_POSITION if the view does not correspond to a list item (or it is not currently visible).

getFirstVisiblePosition

public int getFirstVisiblePosition()

Returns the position within the adapter's data set for the first item displayed on screen.

Returns:

The position within the adapter's data set

getLastVisiblePosition

public int getLastVisiblePosition()

Returns the position within the adapter's data set for the last item displayed on screen.

Returns:

The position within the adapter's data set

setSelection

public abstract void setSelection(int i)

setEmptyView

public void setEmptyView(View emptyView)

Sets the view to show if the adapter is empty

getEmptyView

public View getEmptyView()

When the current adapter is empty, the AdapterView can display a special view call the empty view. The empty view is used to provide feedback to the user that no data is available in this AdapterView.

Returns:

The view to show if the adapter is empty.

setFocusable

public void setFocusable(boolean focusable)

Set whether this view can receive the focus. Setting this to false will also ensure that this view is not focusable in touch mode.

Overrides:

setFocusable in class View

Parameters:

focusable - If true, this view can receive the focus.

See Also:

setFocusableInTouchMode(boolean)

setFocusableInTouchMode

public void setFocusableInTouchMode(boolean focusable)

Set whether this view can receive focus while in touch mode. Setting this to true will also ensure that this view is focusable.

Overrides:

setFocusableInTouchMode in class View

Parameters:

focusable - If true, this view can receive the focus while in touch mode.

See Also:

setFocusable(boolean)

getItemAtPosition

public Object getItemAtPosition(int position)

Gets the data associated with the specified position in the list.

Parameters:

position - Which data to get

Returns:

The data associated with the specified position in the list

getItemIdAtPosition

public long getItemIdAtPosition(int position)

setOnClickListener

public void setOnClickListener(View.OnClickListener l)

Register a callback to be invoked when this view is clicked. If this view is not clickable, it becomes clickable.

Overrides:

setOnClickListener in class View

Parameters:

l - The callback that will run

See Also:

setClickable(boolean)

dispatchSaveInstanceState

protected void dispatchSaveInstanceState(SparseArray container)

Override to prevent freezing of any views created by the adapter.

Overrides:

dispatchSaveInstanceState in class ViewGroup

Parameters:

container - The SparseArray in which to save the view's state.

See Also:

dispatchRestoreInstanceState(SparseArray), saveHierarchyState(SparseArray), onSaveInstanceState()

dispatchRestoreInstanceState

protected void dispatchRestoreInstanceState(SparseArray container)

Override to prevent thawing of any views created by the adapter.

Overrides:

dispatchRestoreInstanceState in class ViewGroup

Parameters:

container - The SparseArray which holds previously saved state.

See Also:

dispatchSaveInstanceState(SparseArray), restoreHierarchyState(SparseArray), onRestoreInstanceState(Parcelable)

canAnimate

protected boolean canAnimate()

Indicates whether the view group has the ability to animate its children after the first layout.

Overrides:

canAnimate in class ViewGroup

Returns:

true if the children can be animated, false otherwise