Since: API Level 2.5

public class

MaskedLayout

extends FrameLayout

java.lang.Object
↳	android.view.View
	↳	android.view.ViewGroup
		↳	android.widget.FrameLayout
			↳	com.droidux.pack.layouts.widget.MaskedLayout

Class Overview

Layout with a maskable viewport.

Summary

XML Attributes
Attribute Name	Related Method	Description
dux_maskDrawable	setMaskDrawable(int)	Reference to a drawable resource to use as a mask.
dux_maskMode		The mask's mode determine whether to mask the whole view (including the background) or only the content.

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Inherited Constants

From class android.view.ViewGroup

From class android.view.View

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Inherited Fields

From class android.view.View

Public Constructors
	MaskedLayout(Context context)
	MaskedLayout(Context context, AttributeSet attrs)
	MaskedLayout(Context context, AttributeSet attrs, int defStyle)

Public Methods
Drawable	getMaskDrawable() Retrieve the mask drawable, or `null` if no drawable has been set as a mask.
void	setMaskDrawable(Drawable mask) Sets the mask drawable.
void	setMaskDrawable(int mask) Sets the mask drawable.

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Inherited Methods

From class android.widget.FrameLayout

From class android.view.ViewGroup

void	addChildrenForAccessibility(ArrayList<View> childrenForAccessibility) Adds the children of a given View for accessibility.
void	addFocusables(ArrayList<View> views, int direction, int focusableMode) Adds any focusable views that are descendants of this view (possibly including this view if it is focusable itself) to views.
boolean	addStatesFromChildren() Returns whether this ViewGroup's drawable states also include its children's drawable states.
void	addTouchables(ArrayList<View> views) Add any touchable views that are descendants of this view (possibly including this view if it is touchable itself) to views.
void	addView(View child, int index, ViewGroup.LayoutParams params) Adds a child view with the specified layout parameters.
void	addView(View child, ViewGroup.LayoutParams params) Adds a child view with the specified layout parameters.
void	addView(View child, int index) Adds a child view.
void	addView(View child) Adds a child view.
void	addView(View child, int width, int height) Adds a child view with this ViewGroup's default layout parameters and the specified width and height.
boolean	addViewInLayout(View child, int index, ViewGroup.LayoutParams params, boolean preventRequestLayout) Adds a view during layout.
boolean	addViewInLayout(View child, int index, ViewGroup.LayoutParams params) Adds a view during layout.
void	attachLayoutAnimationParameters(View child, ViewGroup.LayoutParams params, int index, int count) Subclasses should override this method to set layout animation parameters on the supplied child.
void	attachViewToParent(View child, int index, ViewGroup.LayoutParams params) Attaches a view to this view group.
void	bringChildToFront(View child) Change the z order of the child so it's on top of all other children.
boolean	canAnimate() Indicates whether the view group has the ability to animate its children after the first layout.
boolean	checkLayoutParams(ViewGroup.LayoutParams p)
void	childDrawableStateChanged(View child) If addStatesFromChildren() is true, refreshes this group's drawable state (to include the states from its children).
void	childHasTransientStateChanged(View child, boolean childHasTransientState) Called when a child view has changed whether or not it is tracking transient state.
void	cleanupLayoutState(View child) Prevents the specified child to be laid out during the next layout pass.
void	clearChildFocus(View child) Called when a child of this parent is giving up focus
void	clearDisappearingChildren() Removes any pending animations for views that have been removed.
void	clearFocus() Called when this view wants to give up focus.
void	debug(int depth) Prints information about this view in the log output, with the tag VIEW_LOG_TAG.
void	detachAllViewsFromParent() Detaches all views from the parent.
void	detachViewFromParent(View child) Detaches a view from its parent.
void	detachViewFromParent(int index) Detaches a view from its parent.
void	detachViewsFromParent(int start, int count) Detaches a range of views from their parents.
WindowInsets	dispatchApplyWindowInsets(WindowInsets insets) Request to apply the given window insets to this view or another view in its subtree.
void	dispatchConfigurationChanged(Configuration newConfig) Dispatch a notification about a resource configuration change down the view hierarchy.
void	dispatchDisplayHint(int hint) Dispatch a hint about whether this view is displayed.
boolean	dispatchDragEvent(DragEvent event) Detects if this View is enabled and has a drag event listener.
void	dispatchDraw(Canvas canvas) Called by draw to draw the child views.
void	dispatchFreezeSelfOnly(SparseArray<Parcelable> container) Perform dispatching of a saveHierarchyState(android.util.SparseArray) freeze()} to only this view, not to its children.
boolean	dispatchGenericFocusedEvent(MotionEvent event) Dispatch a generic motion event to the currently focused view.
boolean	dispatchGenericPointerEvent(MotionEvent event) Dispatch a generic motion event to the view under the first pointer.
boolean	dispatchHoverEvent(MotionEvent event) Dispatch a hover event.
boolean	dispatchKeyEvent(KeyEvent event) Dispatch a key event to the next view on the focus path.
boolean	dispatchKeyEventPreIme(KeyEvent event) Dispatch a key event before it is processed by any input method associated with the view hierarchy.
boolean	dispatchKeyShortcutEvent(KeyEvent event) Dispatches a key shortcut event.
void	dispatchRestoreInstanceState(SparseArray<Parcelable> container) Called by restoreHierarchyState(android.util.SparseArray) to retrieve the state for this view and its children.
void	dispatchSaveInstanceState(SparseArray<Parcelable> container) Called by saveHierarchyState(android.util.SparseArray) to store the state for this view and its children.
void	dispatchSetActivated(boolean activated) Dispatch setActivated to all of this View's children.
void	dispatchSetPressed(boolean pressed) Dispatch setPressed to all of this View's children.
void	dispatchSetSelected(boolean selected) Dispatch setSelected to all of this View's children.
void	dispatchSystemUiVisibilityChanged(int visible) Dispatch callbacks to setOnSystemUiVisibilityChangeListener(View.OnSystemUiVisibilityChangeListener) down the view hierarchy.
void	dispatchThawSelfOnly(SparseArray<Parcelable> container) Perform dispatching of a restoreHierarchyState(android.util.SparseArray) to only this view, not to its children.
boolean	dispatchTouchEvent(MotionEvent ev) Pass the touch screen motion event down to the target view, or this view if it is the target.
boolean	dispatchTrackballEvent(MotionEvent event) Pass a trackball motion event down to the focused view.
boolean	dispatchUnhandledMove(View focused, int direction) This method is the last chance for the focused view and its ancestors to respond to an arrow key.
void	dispatchVisibilityChanged(View changedView, int visibility) Dispatch a view visibility change down the view hierarchy.
void	dispatchWindowFocusChanged(boolean hasFocus) Called when the window containing this view gains or loses window focus.
void	dispatchWindowSystemUiVisiblityChanged(int visible) Dispatch callbacks to onWindowSystemUiVisibilityChanged(int) down the view hierarchy.
void	dispatchWindowVisibilityChanged(int visibility) Dispatch a window visibility change down the view hierarchy.
boolean	drawChild(Canvas canvas, View child, long drawingTime) Draw one child of this View Group.
void	drawableHotspotChanged(float x, float y) This function is called whenever the view hotspot changes and needs to be propagated to drawables managed by the view.
void	drawableStateChanged() This function is called whenever the state of the view changes in such a way that it impacts the state of drawables being shown.
void	endViewTransition(View view) This method should always be called following an earlier call to startViewTransition(View).
View	findFocus() Find the view in the hierarchy rooted at this view that currently has focus.
void	findViewsWithText(ArrayList<View> outViews, CharSequence text, int flags) Finds the Views that contain given text.
View	focusSearch(View focused, int direction) Find the nearest view in the specified direction that wants to take focus.
void	focusableViewAvailable(View v) Tells the parent that a new focusable view has become available.
boolean	gatherTransparentRegion(Region region) This is used by the RootView to perform an optimization when the view hierarchy contains one or several SurfaceView.
ViewGroup.LayoutParams	generateDefaultLayoutParams() Returns a set of default layout parameters.
ViewGroup.LayoutParams	generateLayoutParams(AttributeSet attrs) Returns a new set of layout parameters based on the supplied attributes set.
ViewGroup.LayoutParams	generateLayoutParams(ViewGroup.LayoutParams p) Returns a safe set of layout parameters based on the supplied layout params.
View	getChildAt(int index) Returns the view at the specified position in the group.
int	getChildCount() Returns the number of children in the group.
int	getChildDrawingOrder(int childCount, int i) Returns the index of the child to draw for this iteration.
static int	getChildMeasureSpec(int spec, int padding, int childDimension) Does the hard part of measureChildren: figuring out the MeasureSpec to pass to a particular child.
boolean	getChildStaticTransformation(View child, Transformation t) Sets `t` to be the static transformation of the child, if set, returning a boolean to indicate whether a static transform was set.
boolean	getChildVisibleRect(View child, Rect r, Point offset) Compute the visible part of a rectangular region defined in terms of a child view's coordinates.
boolean	getClipChildren() Returns whether this group's children are clipped to their bounds before drawing.
boolean	getClipToPadding() Check if this ViewGroup is configured to clip child views to its padding.
int	getDescendantFocusability() Gets the descendant focusability of this view group.
View	getFocusedChild() Returns the focused child of this view, if any.
LayoutAnimationController	getLayoutAnimation() Returns the layout animation controller used to animate the group's children.
Animation.AnimationListener	getLayoutAnimationListener() Returns the animation listener to which layout animation events are sent.
int	getLayoutMode() Returns the basis of alignment during layout operations on this ViewGroup: either LAYOUT_MODE_CLIP_BOUNDS or LAYOUT_MODE_OPTICAL_BOUNDS.
LayoutTransition	getLayoutTransition() Gets the LayoutTransition object for this ViewGroup.
int	getNestedScrollAxes() Return the current axes of nested scrolling for this ViewGroup.
ViewGroupOverlay	getOverlay() Returns the ViewGroupOverlay for this view group, creating it if it does not yet exist.
int	getPersistentDrawingCache() Returns an integer indicating what types of drawing caches are kept in memory.
boolean	getTouchscreenBlocksFocus() Check whether this ViewGroup should ignore focus requests for itself and its children.
boolean	hasFocus() Returns true if this view has or contains focus
boolean	hasFocusable() Returns true if this view is focusable or if it contains a reachable View for which hasFocusable() returns true.
boolean	hasTransientState() Indicates whether the view is currently tracking transient state that the app should not need to concern itself with saving and restoring, but that the framework should take special note to preserve when possible.
int	indexOfChild(View child) Returns the position in the group of the specified child view.
final void	invalidateChild(View child, Rect dirty) Don't call or override this method.
ViewParent	invalidateChildInParent(int[] location, Rect dirty) Don't call or override this method.
boolean	isAlwaysDrawnWithCacheEnabled() Indicates whether this ViewGroup will always try to draw its children using their drawing cache.
boolean	isAnimationCacheEnabled() Indicates whether the children's drawing cache is used during a layout animation.
boolean	isChildrenDrawingOrderEnabled() Indicates whether the ViewGroup is drawing its children in the order defined by getChildDrawingOrder(int, int).
boolean	isChildrenDrawnWithCacheEnabled() Indicates whether the ViewGroup is currently drawing its children using their drawing cache.
boolean	isMotionEventSplittingEnabled() Returns true if MotionEvents dispatched to this ViewGroup can be split to multiple children.
boolean	isTransitionGroup() Returns true if this ViewGroup should be considered as a single entity for removal when executing an Activity transition.
void	jumpDrawablesToCurrentState() Call Drawable.jumpToCurrentState() on all Drawable objects associated with this view.
final void	layout(int l, int t, int r, int b) Assign a size and position to a view and all of its descendants This is the second phase of the layout mechanism.
void	measureChild(View child, int parentWidthMeasureSpec, int parentHeightMeasureSpec) Ask one of the children of this view to measure itself, taking into account both the MeasureSpec requirements for this view and its padding.
void	measureChildWithMargins(View child, int parentWidthMeasureSpec, int widthUsed, int parentHeightMeasureSpec, int heightUsed) Ask one of the children of this view to measure itself, taking into account both the MeasureSpec requirements for this view and its padding and margins.
void	measureChildren(int widthMeasureSpec, int heightMeasureSpec) Ask all of the children of this view to measure themselves, taking into account both the MeasureSpec requirements for this view and its padding.
void	notifySubtreeAccessibilityStateChanged(View child, View source, int changeType) Notifies a view parent that the accessibility state of one of its descendants has changed and that the structure of the subtree is different.
final void	offsetDescendantRectToMyCoords(View descendant, Rect rect) Offset a rectangle that is in a descendant's coordinate space into our coordinate space.
final void	offsetRectIntoDescendantCoords(View descendant, Rect rect) Offset a rectangle that is in our coordinate space into an ancestor's coordinate space.
void	onAnimationEnd() Invoked by a parent ViewGroup to notify the end of the animation currently associated with this view.
void	onAnimationStart() Invoked by a parent ViewGroup to notify the start of the animation currently associated with this view.
void	onAttachedToWindow() This is called when the view is attached to a window.
int[]	onCreateDrawableState(int extraSpace) Generate the new Drawable state for this view.
void	onDetachedFromWindow() This is called when the view is detached from a window.
boolean	onInterceptHoverEvent(MotionEvent event) Implement this method to intercept hover events before they are handled by child views.
boolean	onInterceptTouchEvent(MotionEvent ev) Implement this method to intercept all touch screen motion events.
abstract void	onLayout(boolean changed, int l, int t, int r, int b) Called from layout when this view should assign a size and position to each of its children.
boolean	onNestedFling(View target, float velocityX, float velocityY, boolean consumed) Request a fling from a nested scroll.
boolean	onNestedPreFling(View target, float velocityX, float velocityY) React to a nested fling before the target view consumes it.
void	onNestedPreScroll(View target, int dx, int dy, int[] consumed) React to a nested scroll in progress before the target view consumes a portion of the scroll.
void	onNestedScroll(View target, int dxConsumed, int dyConsumed, int dxUnconsumed, int dyUnconsumed) React to a nested scroll in progress.
void	onNestedScrollAccepted(View child, View target, int axes) React to the successful claiming of a nested scroll operation.
boolean	onRequestFocusInDescendants(int direction, Rect previouslyFocusedRect) Look for a descendant to call requestFocus() on.
boolean	onRequestSendAccessibilityEvent(View child, AccessibilityEvent event) Called when a child has requested sending an AccessibilityEvent and gives an opportunity to its parent to augment the event.
boolean	onStartNestedScroll(View child, View target, int nestedScrollAxes) React to a descendant view initiating a nestable scroll operation, claiming the nested scroll operation if appropriate.
void	onStopNestedScroll(View child) React to a nested scroll operation ending.
void	recomputeViewAttributes(View child) Tell view hierarchy that the global view attributes need to be re-evaluated.
void	removeAllViews() Call this method to remove all child views from the ViewGroup.
void	removeAllViewsInLayout() Called by a ViewGroup subclass to remove child views from itself, when it must first know its size on screen before it can calculate how many child views it will render.
void	removeDetachedView(View child, boolean animate) Finishes the removal of a detached view.
void	removeView(View view) Note: do not invoke this method from draw(android.graphics.Canvas), onDraw(android.graphics.Canvas), dispatchDraw(android.graphics.Canvas) or any related method.
void	removeViewAt(int index) Removes the view at the specified position in the group.
void	removeViewInLayout(View view) Removes a view during layout.
void	removeViews(int start, int count) Removes the specified range of views from the group.
void	removeViewsInLayout(int start, int count) Removes a range of views during layout.
void	requestChildFocus(View child, View focused) Called when a child of this parent wants focus
boolean	requestChildRectangleOnScreen(View child, Rect rectangle, boolean immediate) Called when a child of this group wants a particular rectangle to be positioned onto the screen.
void	requestDisallowInterceptTouchEvent(boolean disallowIntercept) Called when a child does not want this parent and its ancestors to intercept touch events with onInterceptTouchEvent(MotionEvent).
boolean	requestFocus(int direction, Rect previouslyFocusedRect) Call this to try to give focus to a specific view or to one of its descendants and give it hints about the direction and a specific rectangle that the focus is coming from. Looks for a view to give focus to respecting the setting specified by getDescendantFocusability().
boolean	requestSendAccessibilityEvent(View child, AccessibilityEvent event) Called by a child to request from its parent to send an AccessibilityEvent.
void	requestTransparentRegion(View child) Called when a child wants the view hierarchy to gather and report transparent regions to the window compositor.
void	scheduleLayoutAnimation() Schedules the layout animation to be played after the next layout pass of this view group.
void	setAddStatesFromChildren(boolean addsStates) Sets whether this ViewGroup's drawable states also include its children's drawable states.
void	setAlwaysDrawnWithCacheEnabled(boolean always) Indicates whether this ViewGroup will always try to draw its children using their drawing cache.
void	setAnimationCacheEnabled(boolean enabled) Enables or disables the children's drawing cache during a layout animation.
void	setChildrenDrawingCacheEnabled(boolean enabled) Enables or disables the drawing cache for each child of this view group.
void	setChildrenDrawingOrderEnabled(boolean enabled) Tells the ViewGroup whether to draw its children in the order defined by the method getChildDrawingOrder(int, int).
void	setChildrenDrawnWithCacheEnabled(boolean enabled) Tells the ViewGroup to draw its children using their drawing cache.
void	setClipChildren(boolean clipChildren) By default, children are clipped to their bounds before drawing.
void	setClipToPadding(boolean clipToPadding) By default, children are clipped to the padding of the ViewGroup.
void	setDescendantFocusability(int focusability) Set the descendant focusability of this view group.
void	setLayoutAnimation(LayoutAnimationController controller) Sets the layout animation controller used to animate the group's children after the first layout.
void	setLayoutAnimationListener(Animation.AnimationListener animationListener) Specifies the animation listener to which layout animation events must be sent.
void	setLayoutMode(int layoutMode) Sets the basis of alignment during the layout of this ViewGroup.
void	setLayoutTransition(LayoutTransition transition) Sets the LayoutTransition object for this ViewGroup.
void	setMotionEventSplittingEnabled(boolean split) Enable or disable the splitting of MotionEvents to multiple children during touch event dispatch.
void	setOnHierarchyChangeListener(ViewGroup.OnHierarchyChangeListener listener) Register a callback to be invoked when a child is added to or removed from this view.
void	setPersistentDrawingCache(int drawingCacheToKeep) Indicates what types of drawing caches should be kept in memory after they have been created.
void	setStaticTransformationsEnabled(boolean enabled) When this property is set to true, this ViewGroup supports static transformations on children; this causes getChildStaticTransformation(View, android.view.animation.Transformation) to be invoked when a child is drawn.
void	setTouchscreenBlocksFocus(boolean touchscreenBlocksFocus) Set whether this ViewGroup should ignore focus requests for itself and its children.
void	setTransitionGroup(boolean isTransitionGroup) Changes whether or not this ViewGroup should be treated as a single entity during Activity Transitions.
boolean	shouldDelayChildPressedState() Return true if the pressed state should be delayed for children or descendants of this ViewGroup.
boolean	showContextMenuForChild(View originalView) Bring up a context menu for the specified view or its ancestors.
ActionMode	startActionModeForChild(View originalView, ActionMode.Callback callback) Start an action mode for the specified view.
void	startLayoutAnimation() Runs the layout animation.
void	startViewTransition(View view) This method tells the ViewGroup that the given View object, which should have this ViewGroup as its parent, should be kept around (re-displayed when the ViewGroup draws its children) even if it is removed from its parent.
void	updateViewLayout(View view, ViewGroup.LayoutParams params)

From class android.view.View

void	addChildrenForAccessibility(ArrayList<View> children) Adds the children of a given View for accessibility.
void	addFocusables(ArrayList<View> views, int direction, int focusableMode) Adds any focusable views that are descendants of this view (possibly including this view if it is focusable itself) to views.
void	addFocusables(ArrayList<View> views, int direction) Add any focusable views that are descendants of this view (possibly including this view if it is focusable itself) to views.
void	addOnAttachStateChangeListener(View.OnAttachStateChangeListener listener) Add a listener for attach state changes.
void	addOnLayoutChangeListener(View.OnLayoutChangeListener listener) Add a listener that will be called when the bounds of the view change due to layout processing.
void	addTouchables(ArrayList<View> views) Add any touchable views that are descendants of this view (possibly including this view if it is touchable itself) to views.
ViewPropertyAnimator	animate() This method returns a ViewPropertyAnimator object, which can be used to animate specific properties on this View.
void	announceForAccessibility(CharSequence text) Convenience method for sending a TYPE_ANNOUNCEMENT AccessibilityEvent to make an announcement which is related to some sort of a context change for which none of the events representing UI transitions is a good fit.
boolean	awakenScrollBars(int startDelay) Trigger the scrollbars to draw.
boolean	awakenScrollBars(int startDelay, boolean invalidate) Trigger the scrollbars to draw.
boolean	awakenScrollBars() Trigger the scrollbars to draw.
void	bringToFront() Change the view's z order in the tree, so it's on top of other sibling views.
void	buildDrawingCache() Calling this method is equivalent to calling `buildDrawingCache(false)`.
void	buildDrawingCache(boolean autoScale) Forces the drawing cache to be built if the drawing cache is invalid.
void	buildLayer() Forces this view's layer to be created and this view to be rendered into its layer.
boolean	callOnClick() Directly call any attached OnClickListener.
boolean	canResolveLayoutDirection() Check if layout direction resolution can be done.
boolean	canResolveTextAlignment() Check if text alignment resolution can be done.
boolean	canResolveTextDirection() Check if text direction resolution can be done.
boolean	canScrollHorizontally(int direction) Check if this view can be scrolled horizontally in a certain direction.
boolean	canScrollVertically(int direction) Check if this view can be scrolled vertically in a certain direction.
void	cancelLongPress() Cancels a pending long press.
final void	cancelPendingInputEvents() Cancel any deferred high-level input events that were previously posted to the event queue.
boolean	checkInputConnectionProxy(View view) Called by the InputMethodManager when a view who is not the current input connection target is trying to make a call on the manager.
void	clearAnimation() Cancels any animations for this view.
void	clearFocus() Called when this view wants to give up focus.
static int	combineMeasuredStates(int curState, int newState) Merge two states as returned by getMeasuredState().
int	computeHorizontalScrollExtent() Compute the horizontal extent of the horizontal scrollbar's thumb within the horizontal range.
int	computeHorizontalScrollOffset() Compute the horizontal offset of the horizontal scrollbar's thumb within the horizontal range.
int	computeHorizontalScrollRange() Compute the horizontal range that the horizontal scrollbar represents.
void	computeScroll() Called by a parent to request that a child update its values for mScrollX and mScrollY if necessary.
WindowInsets	computeSystemWindowInsets(WindowInsets in, Rect outLocalInsets) Compute insets that should be consumed by this view and the ones that should propagate to those under it.
int	computeVerticalScrollExtent() Compute the vertical extent of the vertical scrollbar's thumb within the vertical range.
int	computeVerticalScrollOffset() Compute the vertical offset of the vertical scrollbar's thumb within the horizontal range.
int	computeVerticalScrollRange() Compute the vertical range that the vertical scrollbar represents.
AccessibilityNodeInfo	createAccessibilityNodeInfo() Returns an AccessibilityNodeInfo representing this view from the point of view of an AccessibilityService.
void	createContextMenu(ContextMenu menu) Show the context menu for this view.
void	destroyDrawingCache() Frees the resources used by the drawing cache.
WindowInsets	dispatchApplyWindowInsets(WindowInsets insets) Request to apply the given window insets to this view or another view in its subtree.
void	dispatchConfigurationChanged(Configuration newConfig) Dispatch a notification about a resource configuration change down the view hierarchy.
void	dispatchDisplayHint(int hint) Dispatch a hint about whether this view is displayed.
boolean	dispatchDragEvent(DragEvent event) Detects if this View is enabled and has a drag event listener.
void	dispatchDraw(Canvas canvas) Called by draw to draw the child views.
boolean	dispatchGenericFocusedEvent(MotionEvent event) Dispatch a generic motion event to the currently focused view.
boolean	dispatchGenericMotionEvent(MotionEvent event) Dispatch a generic motion event.
boolean	dispatchGenericPointerEvent(MotionEvent event) Dispatch a generic motion event to the view under the first pointer.
boolean	dispatchHoverEvent(MotionEvent event) Dispatch a hover event.
boolean	dispatchKeyEvent(KeyEvent event) Dispatch a key event to the next view on the focus path.
boolean	dispatchKeyEventPreIme(KeyEvent event) Dispatch a key event before it is processed by any input method associated with the view hierarchy.
boolean	dispatchKeyShortcutEvent(KeyEvent event) Dispatches a key shortcut event.
boolean	dispatchNestedFling(float velocityX, float velocityY, boolean consumed) Dispatch a fling to a nested scrolling parent.
boolean	dispatchNestedPreFling(float velocityX, float velocityY) Dispatch a fling to a nested scrolling parent before it is processed by this view.
boolean	dispatchNestedPreScroll(int dx, int dy, int[] consumed, int[] offsetInWindow) Dispatch one step of a nested scroll in progress before this view consumes any portion of it.
boolean	dispatchNestedScroll(int dxConsumed, int dyConsumed, int dxUnconsumed, int dyUnconsumed, int[] offsetInWindow) Dispatch one step of a nested scroll in progress.
boolean	dispatchPopulateAccessibilityEvent(AccessibilityEvent event) Dispatches an AccessibilityEvent to the View first and then to its children for adding their text content to the event.
void	dispatchRestoreInstanceState(SparseArray<Parcelable> container) Called by restoreHierarchyState(android.util.SparseArray) to retrieve the state for this view and its children.
void	dispatchSaveInstanceState(SparseArray<Parcelable> container) Called by saveHierarchyState(android.util.SparseArray) to store the state for this view and its children.
void	dispatchSetActivated(boolean activated) Dispatch setActivated to all of this View's children.
void	dispatchSetPressed(boolean pressed) Dispatch setPressed to all of this View's children.
void	dispatchSetSelected(boolean selected) Dispatch setSelected to all of this View's children.
void	dispatchSystemUiVisibilityChanged(int visibility) Dispatch callbacks to setOnSystemUiVisibilityChangeListener(View.OnSystemUiVisibilityChangeListener) down the view hierarchy.
boolean	dispatchTouchEvent(MotionEvent event) Pass the touch screen motion event down to the target view, or this view if it is the target.
boolean	dispatchTrackballEvent(MotionEvent event) Pass a trackball motion event down to the focused view.
boolean	dispatchUnhandledMove(View focused, int direction) This method is the last chance for the focused view and its ancestors to respond to an arrow key.
void	dispatchVisibilityChanged(View changedView, int visibility) Dispatch a view visibility change down the view hierarchy.
void	dispatchWindowFocusChanged(boolean hasFocus) Called when the window containing this view gains or loses window focus.
void	dispatchWindowSystemUiVisiblityChanged(int visible) Dispatch callbacks to onWindowSystemUiVisibilityChanged(int) down the view hierarchy.
void	dispatchWindowVisibilityChanged(int visibility) Dispatch a window visibility change down the view hierarchy.
void	draw(Canvas canvas) Manually render this view (and all of its children) to the given Canvas.
void	drawableHotspotChanged(float x, float y) This function is called whenever the view hotspot changes and needs to be propagated to drawables managed by the view.
void	drawableStateChanged() This function is called whenever the state of the view changes in such a way that it impacts the state of drawables being shown.
View	findFocus() Find the view in the hierarchy rooted at this view that currently has focus.
final View	findViewById(int id) Look for a child view with the given id.
final View	findViewWithTag(Object tag) Look for a child view with the given tag.
void	findViewsWithText(ArrayList<View> outViews, CharSequence searched, int flags) Finds the Views that contain given text.
boolean	fitSystemWindows(Rect insets) This method is deprecated. As of API 20 use dispatchApplyWindowInsets(WindowInsets) to apply insets to views. Views should override onApplyWindowInsets(WindowInsets) or use setOnApplyWindowInsetsListener(android.view.View.OnApplyWindowInsetsListener) to implement handling their own insets.
View	focusSearch(int direction) Find the nearest view in the specified direction that can take focus.
void	forceLayout() Forces this view to be laid out during the next layout pass.
static int	generateViewId() Generate a value suitable for use in setId(int).
int	getAccessibilityLiveRegion() Gets the live region mode for this View.
AccessibilityNodeProvider	getAccessibilityNodeProvider() Gets the provider for managing a virtual view hierarchy rooted at this View and reported to AccessibilityServices that explore the window content.
float	getAlpha() The opacity of the view.
Animation	getAnimation() Get the animation currently associated with this view.
IBinder	getApplicationWindowToken() Retrieve a unique token identifying the top-level "real" window of the window that this view is attached to.
Drawable	getBackground() Gets the background drawable
ColorStateList	getBackgroundTintList() Return the tint applied to the background drawable, if specified.
PorterDuff.Mode	getBackgroundTintMode() Return the blending mode used to apply the tint to the background drawable, if specified.
int	getBaseline() Return the offset of the widget's text baseline from the widget's top boundary.
final int	getBottom() Bottom position of this view relative to its parent.
float	getBottomFadingEdgeStrength() Returns the strength, or intensity, of the bottom faded edge.
int	getBottomPaddingOffset() Amount by which to extend the bottom fading region.
float	getCameraDistance() Gets the distance along the Z axis from the camera to this view.
Rect	getClipBounds() Returns a copy of the current clipBounds.
final boolean	getClipToOutline() Returns whether the Outline should be used to clip the contents of the View.
CharSequence	getContentDescription() Gets the View description.
final Context	getContext() Returns the context the view is running in, through which it can access the current theme, resources, etc.
ContextMenu.ContextMenuInfo	getContextMenuInfo() Views should implement this if they have extra information to associate with the context menu.
static int	getDefaultSize(int size, int measureSpec) Utility to return a default size.
Display	getDisplay() Gets the logical display to which the view's window has been attached.
final int[]	getDrawableState() Return an array of resource IDs of the drawable states representing the current state of the view.
Bitmap	getDrawingCache(boolean autoScale) Returns the bitmap in which this view drawing is cached.
Bitmap	getDrawingCache() Calling this method is equivalent to calling `getDrawingCache(false)`.
int	getDrawingCacheBackgroundColor()
int	getDrawingCacheQuality() Returns the quality of the drawing cache.
void	getDrawingRect(Rect outRect) Return the visible drawing bounds of your view.
long	getDrawingTime() Return the time at which the drawing of the view hierarchy started.
float	getElevation() The base elevation of this view relative to its parent, in pixels.
boolean	getFilterTouchesWhenObscured() Gets whether the framework should discard touches when the view's window is obscured by another visible window.
boolean	getFitsSystemWindows() Check for state of setFitsSystemWindows(boolean).
ArrayList<View>	getFocusables(int direction) Find and return all focusable views that are descendants of this view, possibly including this view if it is focusable itself.
void	getFocusedRect(Rect r) When a view has focus and the user navigates away from it, the next view is searched for starting from the rectangle filled in by this method.
boolean	getGlobalVisibleRect(Rect r, Point globalOffset) If some part of this view is not clipped by any of its parents, then return that area in r in global (root) coordinates.
final boolean	getGlobalVisibleRect(Rect r)
Handler	getHandler()
final int	getHeight() Return the height of your view.
void	getHitRect(Rect outRect) Hit rectangle in parent's coordinates
int	getHorizontalFadingEdgeLength() Returns the size of the horizontal faded edges used to indicate that more content in this view is visible.
int	getHorizontalScrollbarHeight() Returns the height of the horizontal scrollbar.
int	getId() Returns this view's identifier.
int	getImportantForAccessibility() Gets the mode for determining whether this View is important for accessibility which is if it fires accessibility events and if it is reported to accessibility services that query the screen.
boolean	getKeepScreenOn() Returns whether the screen should remain on, corresponding to the current value of KEEP_SCREEN_ON.
KeyEvent.DispatcherState	getKeyDispatcherState() Return the global KeyEvent.DispatcherState for this view's window.
int	getLabelFor() Gets the id of a view for which this view serves as a label for accessibility purposes.
int	getLayerType() Indicates what type of layer is currently associated with this view.
int	getLayoutDirection() Returns the resolved layout direction for this view.
ViewGroup.LayoutParams	getLayoutParams() Get the LayoutParams associated with this view.
final int	getLeft() Left position of this view relative to its parent.
float	getLeftFadingEdgeStrength() Returns the strength, or intensity, of the left faded edge.
int	getLeftPaddingOffset() Amount by which to extend the left fading region.
final boolean	getLocalVisibleRect(Rect r)
void	getLocationInWindow(int[] location) Computes the coordinates of this view in its window.
void	getLocationOnScreen(int[] location) Computes the coordinates of this view on the screen.
Matrix	getMatrix() The transform matrix of this view, which is calculated based on the current rotation, scale, and pivot properties.
final int	getMeasuredHeight() Like getMeasuredHeightAndState(), but only returns the raw width component (that is the result is masked by MEASURED_SIZE_MASK).
final int	getMeasuredHeightAndState() Return the full height measurement information for this view as computed by the most recent call to measure(int, int).
final int	getMeasuredState() Return only the state bits of getMeasuredWidthAndState() and getMeasuredHeightAndState(), combined into one integer.
final int	getMeasuredWidth() Like getMeasuredWidthAndState(), but only returns the raw width component (that is the result is masked by MEASURED_SIZE_MASK).
final int	getMeasuredWidthAndState() Return the full width measurement information for this view as computed by the most recent call to measure(int, int).
int	getMinimumHeight() Returns the minimum height of the view.
int	getMinimumWidth() Returns the minimum width of the view.
int	getNextFocusDownId() Gets the id of the view to use when the next focus is FOCUS_DOWN.
int	getNextFocusForwardId() Gets the id of the view to use when the next focus is FOCUS_FORWARD.
int	getNextFocusLeftId() Gets the id of the view to use when the next focus is FOCUS_LEFT.
int	getNextFocusRightId() Gets the id of the view to use when the next focus is FOCUS_RIGHT.
int	getNextFocusUpId() Gets the id of the view to use when the next focus is FOCUS_UP.
View.OnFocusChangeListener	getOnFocusChangeListener() Returns the focus-change callback registered for this view.
ViewOutlineProvider	getOutlineProvider() Returns the current ViewOutlineProvider of the view, which generates the Outline that defines the shape of the shadow it casts, and enables outline clipping.
int	getOverScrollMode() Returns the over-scroll mode for this view.
ViewOverlay	getOverlay() Returns the overlay for this view, creating it if it does not yet exist.
int	getPaddingBottom() Returns the bottom padding of this view.
int	getPaddingEnd() Returns the end padding of this view depending on its resolved layout direction.
int	getPaddingLeft() Returns the left padding of this view.
int	getPaddingRight() Returns the right padding of this view.
int	getPaddingStart() Returns the start padding of this view depending on its resolved layout direction.
int	getPaddingTop() Returns the top padding of this view.
final ViewParent	getParent() Gets the parent of this view.
ViewParent	getParentForAccessibility() Gets the parent for accessibility purposes.
float	getPivotX() The x location of the point around which the view is rotated and scaled.
float	getPivotY() The y location of the point around which the view is rotated and scaled.
Resources	getResources() Returns the resources associated with this view.
final int	getRight() Right position of this view relative to its parent.
float	getRightFadingEdgeStrength() Returns the strength, or intensity, of the right faded edge.
int	getRightPaddingOffset() Amount by which to extend the right fading region.
View	getRootView() Finds the topmost view in the current view hierarchy.
float	getRotation() The degrees that the view is rotated around the pivot point.
float	getRotationX() The degrees that the view is rotated around the horizontal axis through the pivot point.
float	getRotationY() The degrees that the view is rotated around the vertical axis through the pivot point.
float	getScaleX() The amount that the view is scaled in x around the pivot point, as a proportion of the view's unscaled width.
float	getScaleY() The amount that the view is scaled in y around the pivot point, as a proportion of the view's unscaled height.
int	getScrollBarDefaultDelayBeforeFade() Returns the delay before scrollbars fade.
int	getScrollBarFadeDuration() Returns the scrollbar fade duration.
int	getScrollBarSize() Returns the scrollbar size.
int	getScrollBarStyle() Returns the current scrollbar style.
final int	getScrollX() Return the scrolled left position of this view.
final int	getScrollY() Return the scrolled top position of this view.
int	getSolidColor() Override this if your view is known to always be drawn on top of a solid color background, and needs to draw fading edges.
StateListAnimator	getStateListAnimator() Returns the current StateListAnimator if exists.
int	getSuggestedMinimumHeight() Returns the suggested minimum height that the view should use.
int	getSuggestedMinimumWidth() Returns the suggested minimum width that the view should use.
int	getSystemUiVisibility() Returns the last setSystemUiVisibility(int) that this view has requested.
Object	getTag(int key) Returns the tag associated with this view and the specified key.
Object	getTag() Returns this view's tag.
int	getTextAlignment() Return the resolved text alignment.
int	getTextDirection() Return the resolved text direction.
final int	getTop() Top position of this view relative to its parent.
float	getTopFadingEdgeStrength() Returns the strength, or intensity, of the top faded edge.
int	getTopPaddingOffset() Amount by which to extend the top fading region.
TouchDelegate	getTouchDelegate() Gets the TouchDelegate for this View.
ArrayList<View>	getTouchables() Find and return all touchable views that are descendants of this view, possibly including this view if it is touchable itself.
String	getTransitionName() Returns the name of the View to be used to identify Views in Transitions.
float	getTranslationX() The horizontal location of this view relative to its left position.
float	getTranslationY() The vertical location of this view relative to its top position.
float	getTranslationZ() The depth location of this view relative to its elevation.
int	getVerticalFadingEdgeLength() Returns the size of the vertical faded edges used to indicate that more content in this view is visible.
int	getVerticalScrollbarPosition()
int	getVerticalScrollbarWidth() Returns the width of the vertical scrollbar.
ViewTreeObserver	getViewTreeObserver() Returns the ViewTreeObserver for this view's hierarchy.
int	getVisibility() Returns the visibility status for this view.
final int	getWidth() Return the width of the your view.
int	getWindowAttachCount()
WindowId	getWindowId() Retrieve the WindowId for the window this view is currently attached to.
int	getWindowSystemUiVisibility() Returns the current system UI visibility that is currently set for the entire window.
IBinder	getWindowToken() Retrieve a unique token identifying the window this view is attached to.
int	getWindowVisibility() Returns the current visibility of the window this view is attached to (either GONE, INVISIBLE, or VISIBLE).
void	getWindowVisibleDisplayFrame(Rect outRect) Retrieve the overall visible display size in which the window this view is attached to has been positioned in.
float	getX() The visual x position of this view, in pixels.
float	getY() The visual y position of this view, in pixels.
float	getZ() The visual z position of this view, in pixels.
boolean	hasFocus() Returns true if this view has focus iteself, or is the ancestor of the view that has focus.
boolean	hasFocusable() Returns true if this view is focusable or if it contains a reachable View for which hasFocusable() returns true.
boolean	hasNestedScrollingParent() Returns true if this view has a nested scrolling parent.
boolean	hasOnClickListeners() Return whether this view has an attached OnClickListener.
boolean	hasOverlappingRendering() Returns whether this View has content which overlaps.
boolean	hasTransientState() Indicates whether the view is currently tracking transient state that the app should not need to concern itself with saving and restoring, but that the framework should take special note to preserve when possible.
boolean	hasWindowFocus() Returns true if this view is in a window that currently has window focus.
static View	inflate(Context context, int resource, ViewGroup root) Inflate a view from an XML resource.
void	initializeFadingEdge(TypedArray a) Initializes the fading edges from a given set of styled attributes.
void	initializeScrollbars(TypedArray a) Initializes the scrollbars from a given set of styled attributes.
void	invalidate(Rect dirty) Mark the area defined by dirty as needing to be drawn.
void	invalidate(int l, int t, int r, int b) Mark the area defined by the rect (l,t,r,b) as needing to be drawn.
void	invalidate() Invalidate the whole view.
void	invalidateDrawable(Drawable drawable) Invalidates the specified Drawable.
void	invalidateOutline() Called to rebuild this View's Outline from its outline provider
boolean	isAccessibilityFocused() Returns whether this View is accessibility focused.
boolean	isActivated() Indicates the activation state of this view.
boolean	isAttachedToWindow() Returns true if this view is currently attached to a window.
boolean	isClickable() Indicates whether this view reacts to click events or not.
boolean	isDirty() True if this view has changed since the last time being drawn.
boolean	isDrawingCacheEnabled() Indicates whether the drawing cache is enabled for this view.
boolean	isDuplicateParentStateEnabled() Indicates whether this duplicates its drawable state from its parent.
boolean	isEnabled() Returns the enabled status for this view.
final boolean	isFocusable() Returns whether this View is able to take focus.
final boolean	isFocusableInTouchMode() When a view is focusable, it may not want to take focus when in touch mode.
boolean	isFocused() Returns true if this view has focus
boolean	isHapticFeedbackEnabled()
boolean	isHardwareAccelerated() Indicates whether this view is attached to a hardware accelerated window or not.
boolean	isHorizontalFadingEdgeEnabled() Indicate whether the horizontal edges are faded when the view is scrolled horizontally.
boolean	isHorizontalScrollBarEnabled() Indicate whether the horizontal scrollbar should be drawn or not.
boolean	isHovered() Returns true if the view is currently hovered.
boolean	isImportantForAccessibility() Computes whether this view should be exposed for accessibility.
boolean	isInEditMode() Indicates whether this View is currently in edit mode.
boolean	isInLayout() Returns whether the view hierarchy is currently undergoing a layout pass.
boolean	isInTouchMode() Returns whether the device is currently in touch mode.
boolean	isLaidOut() Returns true if this view has been through at least one layout since it was last attached to or detached from a window.
boolean	isLayoutDirectionResolved()
boolean	isLayoutRequested() Indicates whether or not this view's layout will be requested during the next hierarchy layout pass.
boolean	isLongClickable() Indicates whether this view reacts to long click events or not.
boolean	isNestedScrollingEnabled() Returns true if nested scrolling is enabled for this view.
boolean	isOpaque() Indicates whether this View is opaque.
boolean	isPaddingOffsetRequired() If the View draws content inside its padding and enables fading edges, it needs to support padding offsets.
boolean	isPaddingRelative() Return if the padding as been set thru relative values setPaddingRelative(int, int, int, int) or thru
boolean	isPressed() Indicates whether the view is currently in pressed state.
boolean	isSaveEnabled() Indicates whether this view will save its state (that is, whether its onSaveInstanceState() method will be called).
boolean	isSaveFromParentEnabled() Indicates whether the entire hierarchy under this view will save its state when a state saving traversal occurs from its parent.
boolean	isScrollContainer() Indicates whether this view is one of the set of scrollable containers in its window.
boolean	isScrollbarFadingEnabled() Returns true if scrollbars will fade when this view is not scrolling
boolean	isSelected() Indicates the selection state of this view.
boolean	isShown() Returns the visibility of this view and all of its ancestors
boolean	isSoundEffectsEnabled()
boolean	isTextAlignmentResolved()
boolean	isTextDirectionResolved()
boolean	isVerticalFadingEdgeEnabled() Indicate whether the vertical edges are faded when the view is scrolled horizontally.
boolean	isVerticalScrollBarEnabled() Indicate whether the vertical scrollbar should be drawn or not.
void	jumpDrawablesToCurrentState() Call Drawable.jumpToCurrentState() on all Drawable objects associated with this view.
void	layout(int l, int t, int r, int b) Assign a size and position to a view and all of its descendants This is the second phase of the layout mechanism.
final void	measure(int widthMeasureSpec, int heightMeasureSpec) This is called to find out how big a view should be.
static int[]	mergeDrawableStates(int[] baseState, int[] additionalState) Merge your own state values in `additionalState` into the base state values `baseState` that were returned by onCreateDrawableState(int).
void	offsetLeftAndRight(int offset) Offset this view's horizontal location by the specified amount of pixels.
void	offsetTopAndBottom(int offset) Offset this view's vertical location by the specified number of pixels.
void	onAnimationEnd() Invoked by a parent ViewGroup to notify the end of the animation currently associated with this view.
void	onAnimationStart() Invoked by a parent ViewGroup to notify the start of the animation currently associated with this view.
WindowInsets	onApplyWindowInsets(WindowInsets insets) Called when the view should apply WindowInsets according to its internal policy.
void	onAttachedToWindow() This is called when the view is attached to a window.
void	onCancelPendingInputEvents() Called as the result of a call to cancelPendingInputEvents() on this view or a parent view.
boolean	onCheckIsTextEditor() Check whether the called view is a text editor, in which case it would make sense to automatically display a soft input window for it.
void	onConfigurationChanged(Configuration newConfig) Called when the current configuration of the resources being used by the application have changed.
void	onCreateContextMenu(ContextMenu menu) Views should implement this if the view itself is going to add items to the context menu.
int[]	onCreateDrawableState(int extraSpace) Generate the new Drawable state for this view.
InputConnection	onCreateInputConnection(EditorInfo outAttrs) Create a new InputConnection for an InputMethod to interact with the view.
void	onDetachedFromWindow() This is called when the view is detached from a window.
void	onDisplayHint(int hint) Gives this view a hint about whether is displayed or not.
boolean	onDragEvent(DragEvent event) Handles drag events sent by the system following a call to startDrag().
void	onDraw(Canvas canvas) Implement this to do your drawing.
final void	onDrawScrollBars(Canvas canvas) Request the drawing of the horizontal and the vertical scrollbar.
boolean	onFilterTouchEventForSecurity(MotionEvent event) Filter the touch event to apply security policies.
void	onFinishInflate() Finalize inflating a view from XML.
void	onFinishTemporaryDetach() Called after onStartTemporaryDetach() when the container is done changing the view.
void	onFocusChanged(boolean gainFocus, int direction, Rect previouslyFocusedRect) Called by the view system when the focus state of this view changes.
boolean	onGenericMotionEvent(MotionEvent event) Implement this method to handle generic motion events.
void	onHoverChanged(boolean hovered) Implement this method to handle hover state changes.
boolean	onHoverEvent(MotionEvent event) Implement this method to handle hover events.
void	onInitializeAccessibilityEvent(AccessibilityEvent event) Initializes an AccessibilityEvent with information about this View which is the event source.
void	onInitializeAccessibilityNodeInfo(AccessibilityNodeInfo info) Initializes an AccessibilityNodeInfo with information about this view.
boolean	onKeyDown(int keyCode, KeyEvent event) Default implementation of KeyEvent.Callback.onKeyDown(): perform press of the view when KEYCODE_DPAD_CENTER or KEYCODE_ENTER is released, if the view is enabled and clickable.
boolean	onKeyLongPress(int keyCode, KeyEvent event) Default implementation of KeyEvent.Callback.onKeyLongPress(): always returns false (doesn't handle the event).
boolean	onKeyMultiple(int keyCode, int repeatCount, KeyEvent event) Default implementation of KeyEvent.Callback.onKeyMultiple(): always returns false (doesn't handle the event).
boolean	onKeyPreIme(int keyCode, KeyEvent event) Handle a key event before it is processed by any input method associated with the view hierarchy.
boolean	onKeyShortcut(int keyCode, KeyEvent event) Called on the focused view when a key shortcut event is not handled.
boolean	onKeyUp(int keyCode, KeyEvent event) Default implementation of KeyEvent.Callback.onKeyUp(): perform clicking of the view when KEYCODE_DPAD_CENTER or KEYCODE_ENTER is released.
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.
void	onMeasure(int widthMeasureSpec, int heightMeasureSpec) Measure the view and its content to determine the measured width and the measured height.
void	onOverScrolled(int scrollX, int scrollY, boolean clampedX, boolean clampedY) Called by overScrollBy(int, int, int, int, int, int, int, int, boolean) to respond to the results of an over-scroll operation.
void	onPopulateAccessibilityEvent(AccessibilityEvent event) Called from dispatchPopulateAccessibilityEvent(AccessibilityEvent) giving a chance to this View to populate the accessibility event with its text content.
void	onRestoreInstanceState(Parcelable state) Hook allowing a view to re-apply a representation of its internal state that had previously been generated by onSaveInstanceState().
void	onRtlPropertiesChanged(int layoutDirection) Called when any RTL property (layout direction or text direction or text alignment) has been changed.
Parcelable	onSaveInstanceState() Hook allowing a view to generate a representation of its internal state that can later be used to create a new instance with that same state.
void	onScreenStateChanged(int screenState) This method is called whenever the state of the screen this view is attached to changes.
void	onScrollChanged(int l, int t, int oldl, int oldt) This is called in response to an internal scroll in this view (i.e., the view scrolled its own contents).
boolean	onSetAlpha(int alpha) Invoked if there is a Transform that involves alpha.
void	onSizeChanged(int w, int h, int oldw, int oldh) This is called during layout when the size of this view has changed.
void	onStartTemporaryDetach() This is called when a container is going to temporarily detach a child, with ViewGroup.detachViewFromParent.
boolean	onTouchEvent(MotionEvent event) Implement this method to handle touch screen motion events.
boolean	onTrackballEvent(MotionEvent event) Implement this method to handle trackball motion events.
void	onVisibilityChanged(View changedView, int visibility) Called when the visibility of the view or an ancestor of the view is changed.
void	onWindowFocusChanged(boolean hasWindowFocus) Called when the window containing this view gains or loses focus.
void	onWindowSystemUiVisibilityChanged(int visible) Override to find out when the window's requested system UI visibility has changed, that is the value returned by getWindowSystemUiVisibility().
void	onWindowVisibilityChanged(int visibility) Called when the window containing has change its visibility (between GONE, INVISIBLE, and VISIBLE).
boolean	overScrollBy(int deltaX, int deltaY, int scrollX, int scrollY, int scrollRangeX, int scrollRangeY, int maxOverScrollX, int maxOverScrollY, boolean isTouchEvent) Scroll the view with standard behavior for scrolling beyond the normal content boundaries.
boolean	performAccessibilityAction(int action, Bundle arguments) Performs the specified accessibility action on the view.
boolean	performClick() Call this view's OnClickListener, if it is defined.
boolean	performHapticFeedback(int feedbackConstant) BZZZTT!!1! Provide haptic feedback to the user for this view.
boolean	performHapticFeedback(int feedbackConstant, int flags) BZZZTT!!1! Like performHapticFeedback(int), with additional options.
boolean	performLongClick() Call this view's OnLongClickListener, if it is defined.
void	playSoundEffect(int soundConstant) Play a sound effect for this view.
boolean	post(Runnable action) Causes the Runnable to be added to the message queue.
boolean	postDelayed(Runnable action, long delayMillis) Causes the Runnable to be added to the message queue, to be run after the specified amount of time elapses.
void	postInvalidate(int left, int top, int right, int bottom) Cause an invalidate of the specified area to happen on a subsequent cycle through the event loop.
void	postInvalidate() Cause an invalidate to happen on a subsequent cycle through the event loop.
void	postInvalidateDelayed(long delayMilliseconds, int left, int top, int right, int bottom) Cause an invalidate of the specified area to happen on a subsequent cycle through the event loop.
void	postInvalidateDelayed(long delayMilliseconds) Cause an invalidate to happen on a subsequent cycle through the event loop.
void	postInvalidateOnAnimation(int left, int top, int right, int bottom) Cause an invalidate of the specified area to happen on the next animation time step, typically the next display frame.
void	postInvalidateOnAnimation() Cause an invalidate to happen on the next animation time step, typically the next display frame.
void	postOnAnimation(Runnable action) Causes the Runnable to execute on the next animation time step.
void	postOnAnimationDelayed(Runnable action, long delayMillis) Causes the Runnable to execute on the next animation time step, after the specified amount of time elapses.
void	refreshDrawableState() Call this to force a view to update its drawable state.
boolean	removeCallbacks(Runnable action) Removes the specified Runnable from the message queue.
void	removeOnAttachStateChangeListener(View.OnAttachStateChangeListener listener) Remove a listener for attach state changes.
void	removeOnLayoutChangeListener(View.OnLayoutChangeListener listener) Remove a listener for layout changes.
void	requestApplyInsets() Ask that a new dispatch of onApplyWindowInsets(WindowInsets) be performed.
void	requestFitSystemWindows() This method is deprecated. Use requestApplyInsets() for newer platform versions.
boolean	requestFocus(int direction, Rect previouslyFocusedRect) Call this to try to give focus to a specific view or to one of its descendants and give it hints about the direction and a specific rectangle that the focus is coming from.
final boolean	requestFocus(int direction) Call this to try to give focus to a specific view or to one of its descendants and give it a hint about what direction focus is heading.
final boolean	requestFocus() Call this to try to give focus to a specific view or to one of its descendants.
final boolean	requestFocusFromTouch() Call this to try to give focus to a specific view or to one of its descendants.
void	requestLayout() Call this when something has changed which has invalidated the layout of this view.
boolean	requestRectangleOnScreen(Rect rectangle) Request that a rectangle of this view be visible on the screen, scrolling if necessary just enough.
boolean	requestRectangleOnScreen(Rect rectangle, boolean immediate) Request that a rectangle of this view be visible on the screen, scrolling if necessary just enough.
final void	requestUnbufferedDispatch(MotionEvent event) Request unbuffered dispatch of the given stream of MotionEvents to this View.
static int	resolveSize(int size, int measureSpec) Version of resolveSizeAndState(int, int, int) returning only the MEASURED_SIZE_MASK bits of the result.
static int	resolveSizeAndState(int size, int measureSpec, int childMeasuredState) Utility to reconcile a desired size and state, with constraints imposed by a MeasureSpec.
void	restoreHierarchyState(SparseArray<Parcelable> container) Restore this view hierarchy's frozen state from the given container.
void	saveHierarchyState(SparseArray<Parcelable> container) Store this view hierarchy's frozen state into the given container.
void	scheduleDrawable(Drawable who, Runnable what, long when) Schedules an action on a drawable to occur at a specified time.
void	scrollBy(int x, int y) Move the scrolled position of your view.
void	scrollTo(int x, int y) Set the scrolled position of your view.
void	sendAccessibilityEvent(int eventType) Sends an accessibility event of the given type.
void	sendAccessibilityEventUnchecked(AccessibilityEvent event) This method behaves exactly as sendAccessibilityEvent(int) but takes as an argument an empty AccessibilityEvent and does not perform a check whether accessibility is enabled.
void	setAccessibilityDelegate(View.AccessibilityDelegate delegate) Sets a delegate for implementing accessibility support via composition as opposed to inheritance.
void	setAccessibilityLiveRegion(int mode) Sets the live region mode for this view.
void	setActivated(boolean activated) Changes the activated state of this view.
void	setAlpha(float alpha) Sets the opacity of the view.
void	setAnimation(Animation animation) Sets the next animation to play for this view.
void	setBackground(Drawable background) Set the background to a given Drawable, or remove the background.
void	setBackgroundColor(int color) Sets the background color for this view.
void	setBackgroundDrawable(Drawable background) This method is deprecated. use setBackground(Drawable) instead
void	setBackgroundResource(int resid) Set the background to a given resource.
void	setBackgroundTintList(ColorStateList tint) Applies a tint to the background drawable.
void	setBackgroundTintMode(PorterDuff.Mode tintMode) Specifies the blending mode used to apply the tint specified by setBackgroundTintList(ColorStateList)} to the background drawable.
final void	setBottom(int bottom) Sets the bottom position of this view relative to its parent.
void	setCameraDistance(float distance) Sets the distance along the Z axis (orthogonal to the X/Y plane on which views are drawn) from the camera to this view.
void	setClickable(boolean clickable) Enables or disables click events for this view.
void	setClipBounds(Rect clipBounds) Sets a rectangular area on this view to which the view will be clipped when it is drawn.
void	setClipToOutline(boolean clipToOutline) Sets whether the View's Outline should be used to clip the contents of the View.
void	setContentDescription(CharSequence contentDescription) Sets the View description.
void	setDrawingCacheBackgroundColor(int color) Setting a solid background color for the drawing cache's bitmaps will improve performance and memory usage.
void	setDrawingCacheEnabled(boolean enabled) Enables or disables the drawing cache.
void	setDrawingCacheQuality(int quality) Set the drawing cache quality of this view.
void	setDuplicateParentStateEnabled(boolean enabled) Enables or disables the duplication of the parent's state into this view.
void	setElevation(float elevation) Sets the base elevation of this view, in pixels.
void	setEnabled(boolean enabled) Set the enabled state of this view.
void	setFadingEdgeLength(int length) Set the size of the faded edge used to indicate that more content in this view is available.
void	setFilterTouchesWhenObscured(boolean enabled) Sets whether the framework should discard touches when the view's window is obscured by another visible window.
void	setFitsSystemWindows(boolean fitSystemWindows) Sets whether or not this view should account for system screen decorations such as the status bar and inset its content; that is, controlling whether the default implementation of fitSystemWindows(Rect) will be executed.
void	setFocusable(boolean focusable) Set whether this view can receive the focus.
void	setFocusableInTouchMode(boolean focusableInTouchMode) Set whether this view can receive focus while in touch mode.
void	setHapticFeedbackEnabled(boolean hapticFeedbackEnabled) Set whether this view should have haptic feedback for events such as long presses.
void	setHasTransientState(boolean hasTransientState) Set whether this view is currently tracking transient state that the framework should attempt to preserve when possible.
void	setHorizontalFadingEdgeEnabled(boolean horizontalFadingEdgeEnabled) Define whether the horizontal edges should be faded when this view is scrolled horizontally.
void	setHorizontalScrollBarEnabled(boolean horizontalScrollBarEnabled) Define whether the horizontal scrollbar should be drawn or not.
void	setHovered(boolean hovered) Sets whether the view is currently hovered.
void	setId(int id) Sets the identifier for this view.
void	setImportantForAccessibility(int mode) Sets how to determine whether this view is important for accessibility which is if it fires accessibility events and if it is reported to accessibility services that query the screen.
void	setKeepScreenOn(boolean keepScreenOn) Controls whether the screen should remain on, modifying the value of KEEP_SCREEN_ON.
void	setLabelFor(int id) Sets the id of a view for which this view serves as a label for accessibility purposes.
void	setLayerPaint(Paint paint) Updates the Paint object used with the current layer (used only if the current layer type is not set to LAYER_TYPE_NONE).
void	setLayerType(int layerType, Paint paint) Specifies the type of layer backing this view.
void	setLayoutDirection(int layoutDirection) Set the layout direction for this view.
void	setLayoutParams(ViewGroup.LayoutParams params) Set the layout parameters associated with this view.
final void	setLeft(int left) Sets the left position of this view relative to its parent.
void	setLongClickable(boolean longClickable) Enables or disables long click events for this view.
final void	setMeasuredDimension(int measuredWidth, int measuredHeight) This method must be called by onMeasure(int, int) to store the measured width and measured height.
void	setMinimumHeight(int minHeight) Sets the minimum height of the view.
void	setMinimumWidth(int minWidth) Sets the minimum width of the view.
void	setNestedScrollingEnabled(boolean enabled) Enable or disable nested scrolling for this view.
void	setNextFocusDownId(int nextFocusDownId) Sets the id of the view to use when the next focus is FOCUS_DOWN.
void	setNextFocusForwardId(int nextFocusForwardId) Sets the id of the view to use when the next focus is FOCUS_FORWARD.
void	setNextFocusLeftId(int nextFocusLeftId) Sets the id of the view to use when the next focus is FOCUS_LEFT.
void	setNextFocusRightId(int nextFocusRightId) Sets the id of the view to use when the next focus is FOCUS_RIGHT.
void	setNextFocusUpId(int nextFocusUpId) Sets the id of the view to use when the next focus is FOCUS_UP.
void	setOnApplyWindowInsetsListener(View.OnApplyWindowInsetsListener listener) Set an View.OnApplyWindowInsetsListener to take over the policy for applying window insets to this view.
void	setOnClickListener(View.OnClickListener l) Register a callback to be invoked when this view is clicked.
void	setOnCreateContextMenuListener(View.OnCreateContextMenuListener l) Register a callback to be invoked when the context menu for this view is being built.
void	setOnDragListener(View.OnDragListener l) Register a drag event listener callback object for this View.
void	setOnFocusChangeListener(View.OnFocusChangeListener l) Register a callback to be invoked when focus of this view changed.
void	setOnGenericMotionListener(View.OnGenericMotionListener l) Register a callback to be invoked when a generic motion event is sent to this view.
void	setOnHoverListener(View.OnHoverListener l) Register a callback to be invoked when a hover event is sent to this view.
void	setOnKeyListener(View.OnKeyListener l) Register a callback to be invoked when a hardware key is pressed in this view.
void	setOnLongClickListener(View.OnLongClickListener l) Register a callback to be invoked when this view is clicked and held.
void	setOnSystemUiVisibilityChangeListener(View.OnSystemUiVisibilityChangeListener l) Set a listener to receive callbacks when the visibility of the system bar changes.
void	setOnTouchListener(View.OnTouchListener l) Register a callback to be invoked when a touch event is sent to this view.
void	setOutlineProvider(ViewOutlineProvider provider) Sets the ViewOutlineProvider of the view, which generates the Outline that defines the shape of the shadow it casts, and enables outline clipping.
void	setOverScrollMode(int overScrollMode) Set the over-scroll mode for this view.
void	setPadding(int left, int top, int right, int bottom) Sets the padding.
void	setPaddingRelative(int start, int top, int end, int bottom) Sets the relative padding.
void	setPivotX(float pivotX) Sets the x location of the point around which the view is rotated and scaled.
void	setPivotY(float pivotY) Sets the y location of the point around which the view is rotated and scaled.
void	setPressed(boolean pressed) Sets the pressed state for this view.
final void	setRight(int right) Sets the right position of this view relative to its parent.
void	setRotation(float rotation) Sets the degrees that the view is rotated around the pivot point.
void	setRotationX(float rotationX) Sets the degrees that the view is rotated around the horizontal axis through the pivot point.
void	setRotationY(float rotationY) Sets the degrees that the view is rotated around the vertical axis through the pivot point.
void	setSaveEnabled(boolean enabled) Controls whether the saving of this view's state is enabled (that is, whether its onSaveInstanceState() method will be called).
void	setSaveFromParentEnabled(boolean enabled) Controls whether the entire hierarchy under this view will save its state when a state saving traversal occurs from its parent.
void	setScaleX(float scaleX) Sets the amount that the view is scaled in x around the pivot point, as a proportion of the view's unscaled width.
void	setScaleY(float scaleY) Sets the amount that the view is scaled in Y around the pivot point, as a proportion of the view's unscaled width.
void	setScrollBarDefaultDelayBeforeFade(int scrollBarDefaultDelayBeforeFade) Define the delay before scrollbars fade.
void	setScrollBarFadeDuration(int scrollBarFadeDuration) Define the scrollbar fade duration.
void	setScrollBarSize(int scrollBarSize) Define the scrollbar size.
void	setScrollBarStyle(int style) Specify the style of the scrollbars.
void	setScrollContainer(boolean isScrollContainer) Change whether this view is one of the set of scrollable containers in its window.
void	setScrollX(int value) Set the horizontal scrolled position of your view.
void	setScrollY(int value) Set the vertical scrolled position of your view.
void	setScrollbarFadingEnabled(boolean fadeScrollbars) Define whether scrollbars will fade when the view is not scrolling.
void	setSelected(boolean selected) Changes the selection state of this view.
void	setSoundEffectsEnabled(boolean soundEffectsEnabled) Set whether this view should have sound effects enabled for events such as clicking and touching.
void	setStateListAnimator(StateListAnimator stateListAnimator) Attaches the provided StateListAnimator to this View.
void	setSystemUiVisibility(int visibility) Request that the visibility of the status bar or other screen/window decorations be changed.
void	setTag(int key, Object tag) Sets a tag associated with this view and a key.
void	setTag(Object tag) Sets the tag associated with this view.
void	setTextAlignment(int textAlignment) Set the text alignment.
void	setTextDirection(int textDirection) Set the text direction.
final void	setTop(int top) Sets the top position of this view relative to its parent.
void	setTouchDelegate(TouchDelegate delegate) Sets the TouchDelegate for this View.
final void	setTransitionName(String transitionName) Sets the name of the View to be used to identify Views in Transitions.
void	setTranslationX(float translationX) Sets the horizontal location of this view relative to its left position.
void	setTranslationY(float translationY) Sets the vertical location of this view relative to its top position.
void	setTranslationZ(float translationZ) Sets the depth location of this view relative to its elevation.
void	setVerticalFadingEdgeEnabled(boolean verticalFadingEdgeEnabled) Define whether the vertical edges should be faded when this view is scrolled vertically.
void	setVerticalScrollBarEnabled(boolean verticalScrollBarEnabled) Define whether the vertical scrollbar should be drawn or not.
void	setVerticalScrollbarPosition(int position) Set the position of the vertical scroll bar.
void	setVisibility(int visibility) Set the enabled state of this view.
void	setWillNotCacheDrawing(boolean willNotCacheDrawing) When a View's drawing cache is enabled, drawing is redirected to an offscreen bitmap.
void	setWillNotDraw(boolean willNotDraw) If this view doesn't do any drawing on its own, set this flag to allow further optimizations.
void	setX(float x) Sets the visual x position of this view, in pixels.
void	setY(float y) Sets the visual y position of this view, in pixels.
void	setZ(float z) Sets the visual z position of this view, in pixels.
boolean	showContextMenu() Bring up the context menu for this view.
ActionMode	startActionMode(ActionMode.Callback callback) Start an action mode.
void	startAnimation(Animation animation) Start the specified animation now.
final boolean	startDrag(ClipData data, View.DragShadowBuilder shadowBuilder, Object myLocalState, int flags) Starts a drag and drop operation.
boolean	startNestedScroll(int axes) Begin a nestable scroll operation along the given axes.
void	stopNestedScroll() Stop a nested scroll in progress.
String	toString() Returns a string containing a concise, human-readable description of this object.
void	unscheduleDrawable(Drawable who) Unschedule any events associated with the given Drawable.
void	unscheduleDrawable(Drawable who, Runnable what) Cancels a scheduled action on a drawable.
boolean	verifyDrawable(Drawable who) If your view subclass is displaying its own Drawable objects, it should override this function and return true for any Drawable it is displaying.
boolean	willNotCacheDrawing() Returns whether or not this View can cache its drawing or not.
boolean	willNotDraw() Returns whether or not this View draws on its own.

From class java.lang.Object

Object	clone() Creates and returns a copy of this `Object`.
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.
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.

From interface android.graphics.drawable.Drawable.Callback

From interface android.view.KeyEvent.Callback

From interface android.view.ViewManager

From interface android.view.ViewParent

abstract void	bringChildToFront(View child) Change the z order of the child so it's on top of all other children.
abstract boolean	canResolveLayoutDirection() Tells if this view parent can resolve the layout direction.
abstract boolean	canResolveTextAlignment() Tells if this view parent can resolve the text alignment.
abstract boolean	canResolveTextDirection() Tells if this view parent can resolve the text direction.
abstract void	childDrawableStateChanged(View child) This method is called on the parent when a child's drawable state has changed.
abstract void	childHasTransientStateChanged(View child, boolean hasTransientState) Called when a child view now has or no longer is tracking transient state.
abstract void	clearChildFocus(View child) Called when a child of this parent is giving up focus
abstract void	createContextMenu(ContextMenu menu) Have the parent populate the specified context menu if it has anything to add (and then recurse on its parent).
abstract View	focusSearch(View v, int direction) Find the nearest view in the specified direction that wants to take focus
abstract void	focusableViewAvailable(View v) Tells the parent that a new focusable view has become available.
abstract boolean	getChildVisibleRect(View child, Rect r, Point offset) Compute the visible part of a rectangular region defined in terms of a child view's coordinates.
abstract int	getLayoutDirection() Return this view parent layout direction.
abstract ViewParent	getParent() Returns the parent if it exists, or null.
abstract ViewParent	getParentForAccessibility() Gets the parent of a given View for accessibility.
abstract int	getTextAlignment() Return this view parent text alignment.
abstract int	getTextDirection() Return this view parent text direction.
abstract void	invalidateChild(View child, Rect r) All or part of a child is dirty and needs to be redrawn.
abstract ViewParent	invalidateChildInParent(int[] location, Rect r) All or part of a child is dirty and needs to be redrawn.
abstract boolean	isLayoutDirectionResolved() Tells if this view parent layout direction is resolved.
abstract boolean	isLayoutRequested() Indicates whether layout was requested on this view parent.
abstract boolean	isTextAlignmentResolved() Tells if this view parent text alignment is resolved.
abstract boolean	isTextDirectionResolved() Tells if this view parent text direction is resolved.
abstract void	notifySubtreeAccessibilityStateChanged(View child, View source, int changeType) Notifies a view parent that the accessibility state of one of its descendants has changed and that the structure of the subtree is different.
abstract boolean	onNestedFling(View target, float velocityX, float velocityY, boolean consumed) Request a fling from a nested scroll.
abstract boolean	onNestedPreFling(View target, float velocityX, float velocityY) React to a nested fling before the target view consumes it.
abstract void	onNestedPreScroll(View target, int dx, int dy, int[] consumed) React to a nested scroll in progress before the target view consumes a portion of the scroll.
abstract void	onNestedScroll(View target, int dxConsumed, int dyConsumed, int dxUnconsumed, int dyUnconsumed) React to a nested scroll in progress.
abstract void	onNestedScrollAccepted(View child, View target, int nestedScrollAxes) React to the successful claiming of a nested scroll operation.
abstract boolean	onStartNestedScroll(View child, View target, int nestedScrollAxes) React to a descendant view initiating a nestable scroll operation, claiming the nested scroll operation if appropriate.
abstract void	onStopNestedScroll(View target) React to a nested scroll operation ending.
abstract void	recomputeViewAttributes(View child) Tell view hierarchy that the global view attributes need to be re-evaluated.
abstract void	requestChildFocus(View child, View focused) Called when a child of this parent wants focus
abstract boolean	requestChildRectangleOnScreen(View child, Rect rectangle, boolean immediate) Called when a child of this group wants a particular rectangle to be positioned onto the screen.
abstract void	requestDisallowInterceptTouchEvent(boolean disallowIntercept) Called when a child does not want this parent and its ancestors to intercept touch events with onInterceptTouchEvent(MotionEvent).
abstract void	requestFitSystemWindows() Ask that a new dispatch of View.fitSystemWindows(Rect) be performed.
abstract void	requestLayout() Called when something has changed which has invalidated the layout of a child of this view parent.
abstract boolean	requestSendAccessibilityEvent(View child, AccessibilityEvent event) Called by a child to request from its parent to send an AccessibilityEvent.
abstract void	requestTransparentRegion(View child) Called when a child wants the view hierarchy to gather and report transparent regions to the window compositor.
abstract boolean	showContextMenuForChild(View originalView) Bring up a context menu for the specified view or its ancestors.
abstract ActionMode	startActionModeForChild(View originalView, ActionMode.Callback callback) Start an action mode for the specified view.

From interface android.view.accessibility.AccessibilityEventSource

XML Attributes

dux_maskDrawable

Since: API Level

Reference to a drawable resource to use as a mask.

Must be a reference to another resource, in the form "@[+][package:]type:name" or to a theme attribute in the form "?[package:][type:]name".

Related Methods

setMaskDrawable(int)

dux_maskMode

Since: API Level

The mask's mode determine whether to mask the whole view (including the background) or only the content. Default is all.

Must be one of the following constant values.

Constant	Value	Description
`all`	0	Mask the whole view, including background.
`content`	1	Only mask the content, excluding the background.

Related Methods

Public Constructors

Public Methods

public Drawable getMaskDrawable ()

Since: API Level 2.5

Retrieve the mask drawable, or null if no drawable has been set as a mask.

Returns

The mask drawable or null if none is set.

public void setMaskDrawable (Drawable mask)

Since: API Level 2.5

Sets the mask drawable.

Related XML Attributes

dux_maskDrawable

Parameters

mask	The drawable used to mask the layout.

public void setMaskDrawable (int mask)

Since: API Level 2.5

Sets the mask drawable.

Related XML Attributes

dux_maskDrawable

Parameters

mask	The drawable resource used to mask the layout.

Classes

MaskedLayout

Class Overview

Summary

XML Attributes

dux_maskDrawable

Related Methods

dux_maskMode

Related Methods

Public Constructors

public MaskedLayout (Context context)

public MaskedLayout (Context context, AttributeSet attrs)

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

Public Methods

public Drawable getMaskDrawable ()

Returns

public void setMaskDrawable (Drawable mask)

Related XML Attributes

Parameters

public void setMaskDrawable (int mask)

Related XML Attributes

Parameters