android.widget
Class HorizontalScrollView

java.lang.Object
  android.view.View
      android.view.ViewGroup
          android.widget.FrameLayout
              android.widget.HorizontalScrollView

All Implemented Interfaces:

Drawable.Callback, AccessibilityEventSource, KeyEvent.Callback, ViewManager, ViewParent

public class HorizontalScrollView
extends FrameLayout

Nested Class Summary

Nested classes/interfaces inherited from class android.widget.FrameLayout

FrameLayout.LayoutParams

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

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

Fields inherited from class android.view.ViewGroup

CLIP_TO_PADDING_MASK, 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, FOCUSABLES_ALL, FOCUSABLES_TOUCH_MODE, FOCUSED_SELECTED_STATE_SET, FOCUSED_SELECTED_WINDOW_FOCUSED_STATE_SET, FOCUSED_STATE_SET, FOCUSED_WINDOW_FOCUSED_STATE_SET, GONE, HAPTIC_FEEDBACK_ENABLED, 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

HorizontalScrollView(Context context)

HorizontalScrollView(Context context, AttributeSet attrs)

HorizontalScrollView(Context context, AttributeSet attrs, int defStyle)

Method Summary

void	addView(View child)
void	addView(View child, int index)
void	addView(View child, int index, ViewGroup.LayoutParams params)
void	addView(View child, ViewGroup.LayoutParams params)
boolean	arrowScroll(int direction)
protected int	computeHorizontalScrollRange()
void	computeScroll()
protected int	computeScrollDeltaToGetChildRectOnScreen(Rect rect)
boolean	dispatchKeyEvent(KeyEvent event)
boolean	executeKeyEvent(KeyEvent event)
void	fling(int velocityX)
boolean	fullScroll(int direction)
protected float	getLeftFadingEdgeStrength()
int	getMaxScrollAmount()
protected float	getRightFadingEdgeStrength()
boolean	isFillViewport()
boolean	isSmoothScrollingEnabled()
protected void	measureChild(View child, int parentWidthMeasureSpec, int parentHeightMeasureSpec)
protected void	measureChildWithMargins(View child, int parentWidthMeasureSpec, int widthUsed, int parentHeightMeasureSpec, int heightUsed)
boolean	onInterceptTouchEvent(MotionEvent ev)
protected void	onLayout(boolean changed, int l, int t, int r, int b)
protected void	onMeasure(int widthMeasureSpec, int heightMeasureSpec)
protected boolean	onRequestFocusInDescendants(int direction, Rect previouslyFocusedRect)
protected void	onSizeChanged(int w, int h, int oldw, int oldh)
boolean	onTouchEvent(MotionEvent ev)
boolean	pageScroll(int direction)
void	requestChildFocus(View child, View focused)
boolean	requestChildRectangleOnScreen(View child, Rect rectangle, boolean immediate)
void	requestLayout()
void	scrollTo(int x, int y)
void	setFillViewport(boolean fillViewport)
void	setSmoothScrollingEnabled(boolean smoothScrollingEnabled)
void	smoothScrollBy(int dx, int dy)
void	smoothScrollTo(int x, int y)

Methods inherited from class android.widget.FrameLayout

checkLayoutParams, draw, drawableStateChanged, gatherTransparentRegion, generateDefaultLayoutParams, generateLayoutParams, generateLayoutParams, getConsiderGoneChildrenWhenMeasuring, getForeground, setForeground, setForegroundGravity, setMeasureAllChildren, verifyDrawable

Methods inherited from class android.view.ViewGroup

addFocusables, addFocusables, addStatesFromChildren, addTouchables, addView, addViewInLayout, addViewInLayout, attachLayoutAnimationParameters, attachViewToParent, bringChildToFront, canAnimate, childDrawableStateChanged, cleanupLayoutState, clearChildFocus, clearDisappearingChildren, clearFocus, debug, detachAllViewsFromParent, detachViewFromParent, detachViewFromParent, detachViewsFromParent, dispatchDraw, dispatchFreezeSelfOnly, dispatchKeyEventPreIme, dispatchKeyShortcutEvent, dispatchPopulateAccessibilityEvent, dispatchRestoreInstanceState, dispatchSaveInstanceState, dispatchSetPressed, dispatchSetSelected, dispatchThawSelfOnly, dispatchTouchEvent, dispatchTrackballEvent, dispatchUnhandledMove, dispatchWindowFocusChanged, dispatchWindowVisibilityChanged, drawChild, findFocus, fitSystemWindows, focusableViewAvailable, focusSearch, getChildAt, getChildCount, getChildDrawingOrder, getChildMeasureSpec, getChildStaticTransformation, getChildVisibleRect, getDescendantFocusability, getFocusedChild, getLayoutAnimation, getLayoutAnimationListener, getPersistentDrawingCache, hasFocus, hasFocusable, indexOfChild, invalidateChild, invalidateChildInParent, isAlwaysDrawnWithCacheEnabled, isAnimationCacheEnabled, isChildrenDrawingOrderEnabled, isChildrenDrawnWithCacheEnabled, measureChildren, offsetDescendantRectToMyCoords, offsetRectIntoDescendantCoords, onAnimationEnd, onAnimationStart, onCreateDrawableState, recomputeViewAttributes, removeAllViews, removeAllViewsInLayout, removeDetachedView, removeView, removeViewAt, removeViewInLayout, removeViews, removeViewsInLayout, requestDisallowInterceptTouchEvent, requestFocus, requestTransparentRegion, scheduleLayoutAnimation, setAddStatesFromChildren, setAlwaysDrawnWithCacheEnabled, setAnimationCacheEnabled, setChildrenDrawingCacheEnabled, setChildrenDrawingOrderEnabled, setChildrenDrawnWithCacheEnabled, setClipChildren, setClipToPadding, setDescendantFocusability, setLayoutAnimation, setLayoutAnimationListener, setOnHierarchyChangeListener, setPadding, setPersistentDrawingCache, setStaticTransformationsEnabled, showContextMenuForChild, startLayoutAnimation, updateViewLayout

Methods inherited from class android.view.View

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

Constructor Detail

HorizontalScrollView

public HorizontalScrollView(Context context)

HorizontalScrollView

public HorizontalScrollView(Context context,
                            AttributeSet attrs)

HorizontalScrollView

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

Method Detail

getLeftFadingEdgeStrength

protected float getLeftFadingEdgeStrength()

Overrides:

getLeftFadingEdgeStrength in class View

getRightFadingEdgeStrength

protected float getRightFadingEdgeStrength()

Overrides:

getRightFadingEdgeStrength in class View

getMaxScrollAmount

public int getMaxScrollAmount()

addView

public void addView(View child)

Overrides:

addView in class ViewGroup

addView

public void addView(View child,
                    int index)

Overrides:

addView in class ViewGroup

addView

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

Specified by:

addView in interface ViewManager

Overrides:

addView in class ViewGroup

addView

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

Overrides:

addView in class ViewGroup

isFillViewport

public boolean isFillViewport()

setFillViewport

public void setFillViewport(boolean fillViewport)

isSmoothScrollingEnabled

public boolean isSmoothScrollingEnabled()

setSmoothScrollingEnabled

public void setSmoothScrollingEnabled(boolean smoothScrollingEnabled)

onMeasure

protected void onMeasure(int widthMeasureSpec,
                         int heightMeasureSpec)

Overrides:

onMeasure in class FrameLayout

dispatchKeyEvent

public boolean dispatchKeyEvent(KeyEvent event)

Overrides:

dispatchKeyEvent in class ViewGroup

executeKeyEvent

public boolean executeKeyEvent(KeyEvent event)

onInterceptTouchEvent

public boolean onInterceptTouchEvent(MotionEvent ev)

Overrides:

onInterceptTouchEvent in class ViewGroup

onTouchEvent

public boolean onTouchEvent(MotionEvent ev)

Overrides:

onTouchEvent in class View

pageScroll

public boolean pageScroll(int direction)

fullScroll

public boolean fullScroll(int direction)

arrowScroll

public boolean arrowScroll(int direction)

smoothScrollBy

public final void smoothScrollBy(int dx,
                                 int dy)

smoothScrollTo

public final void smoothScrollTo(int x,
                                 int y)

computeHorizontalScrollRange

protected int computeHorizontalScrollRange()

Overrides:

computeHorizontalScrollRange in class View

measureChild

protected void measureChild(View child,
                            int parentWidthMeasureSpec,
                            int parentHeightMeasureSpec)

Overrides:

measureChild in class ViewGroup

measureChildWithMargins

protected void measureChildWithMargins(View child,
                                       int parentWidthMeasureSpec,
                                       int widthUsed,
                                       int parentHeightMeasureSpec,
                                       int heightUsed)

Overrides:

measureChildWithMargins in class ViewGroup

computeScroll

public void computeScroll()

Overrides:

computeScroll in class View

computeScrollDeltaToGetChildRectOnScreen

protected int computeScrollDeltaToGetChildRectOnScreen(Rect rect)

requestChildFocus

public void requestChildFocus(View child,
                              View focused)

Specified by:

requestChildFocus in interface ViewParent

Overrides:

requestChildFocus in class ViewGroup

onRequestFocusInDescendants

protected boolean onRequestFocusInDescendants(int direction,
                                              Rect previouslyFocusedRect)

Overrides:

onRequestFocusInDescendants in class ViewGroup

requestChildRectangleOnScreen

public boolean requestChildRectangleOnScreen(View child,
                                             Rect rectangle,
                                             boolean immediate)

Specified by:

requestChildRectangleOnScreen in interface ViewParent

Overrides:

requestChildRectangleOnScreen in class ViewGroup

requestLayout

public void requestLayout()

Specified by:

requestLayout in interface ViewParent

Overrides:

requestLayout in class View

onLayout

protected void onLayout(boolean changed,
                        int l,
                        int t,
                        int r,
                        int b)

Overrides:

onLayout in class FrameLayout

onSizeChanged

protected void onSizeChanged(int w,
                             int h,
                             int oldw,
                             int oldh)

Overrides:

onSizeChanged in class FrameLayout

fling

public void fling(int velocityX)

scrollTo

public void scrollTo(int x,
                     int y)

Overrides:

scrollTo in class View