鸿蒙OS NestedScrollCoordinator

NestedScrollCoordinator

java.lang.Object

|---ohos.agp.components.Component

|---|---ohos.agp.components.ComponentContainer

|---|---|---ohos.agp.components.DirectionalLayout

|---|---|---|---ohos.agp.components.NestedScrollCoordinator

public class NestedScrollCoordinator
extends DirectionalLayout

提供一个布局来协调可滚动组件和目标组件

Since:

3

嵌套类摘要

从类 ohos.agp.components.Component 继承的嵌套类/接口

Component.BindStateChangedListener, Component.CanAcceptScrollListener, Component.ClickedListener, Component.ComponentStateChangedListener, Component.ContourRefreshedListener, Component.DefSpeechEventListener, Component.DoubleClickedListener, Component.DragFeedbackProvider, Component.DraggedListener, Component.DrawTask, Component.EditEventListener, Component.EstimateSizeListener, Component.EstimateSpec, Component.FadeEffectEnum, Component.FocusChangedListener, Component.ForwardHoverListener, Component.ForwardTouchListener, Component.GestureType, Component.HoverEventListener, Component.KeyEventListener, Component.LayoutDirection, Component.LayoutRefreshedListener, Component.LongClickedListener, Component.MeasureSpec, Component.MouseEventListener, Component.MousePointerStyleListener, Component.OnDragListener, Component.RotationEventListener, Component.ScaledListener, Component.ScrolledListener, Component.ShadowDevice, Component.ShadowMode, Component.ShadowSize, Component.SpeechEventListener, Component.TouchEventListener, Component.UnconsumedKeyEventListener, Component.VoiceEvent

从类 ohos.agp.components.ComponentContainer 继承的嵌套类/接口
ComponentContainer.ArrangeListener

从类 ohos.agp.components.DirectionalLayout 继承的嵌套类/接口
DirectionalLayout.LayoutConfig

字段摘要

从类 ohos.agp.components.Component 继承的字段

ACCESSIBILITY_ADAPTABLE, ACCESSIBILITY_DISABLE, ACCESSIBILITY_ENABLE, AXIS_X, AXIS_Y, CONTOUR_BACKGROUND, CONTOUR_BORDER, CONTOUR_PADDING_BORDER, DEFAULT_SCALE, DRAG_DOWN, DRAG_HORIZONTAL, DRAG_HORIZONTAL_VERTICAL, DRAG_LEFT, DRAG_RIGHT, DRAG_UP, DRAG_VERTICAL, EVENT_TYPE_COMPONENT_ACCESSIBILITY_FOCUSED, EVENT_TYPE_COMPONENT_ACCESSIBILITY_FOCUSED_CLEAR, EVENT_TYPE_COMPONENT_CLICKED, EVENT_TYPE_COMPONENT_FOCUSED, EVENT_TYPE_COMPONENT_LONG_CLICKED, EVENT_TYPE_COMPONENT_SCROLLED, EVENT_TYPE_COMPONENT_SELECTED, EVENT_TYPE_COMPONENT_TEXT_UPDATE, EVENT_TYPE_NOTICE, EVENT_TYPE_NOTIFICATION_STATE_UPDATE, EVENT_TYPE_TOAST_SHOW, EVENT_TYPE_WINDOW_STATE_UPDATE, FOCUS_ADAPTABLE, FOCUS_DISABLE, FOCUS_ENABLE, FOCUS_NEXT, FOCUS_PREVIOUS, FOCUS_SIDE_BOTTOM, FOCUS_SIDE_LEFT, FOCUS_SIDE_RIGHT, FOCUS_SIDE_TOP, HIDE, HORIZONTAL, ID_DEFAULT, INHERITED_MODE, INVISIBLE, mBackgroundElement, mCanvasForTaskOverContent, mCanvasForTaskUnderContent, mComponentParent, mContext, mDrawTaskOverContent, mDrawTaskUnderContent, mEstimateSizeListener, mForegroundElement, mForwardHoverListener, mHoverEventListener, mKeyEventListener, mMouseEventListener, mPosition, mRotationEventListener, mShadowElement, mUnconsumedKeyEventListener, OVAL_MODE, OVAL_SCROLL_BAR_MODE, POSITION_X_INDEX, POSITION_Y_INDEX, RECT_MODE, RECT_SCROLL_BAR_MODE, SCROLL_AUTO_STAGE, SCROLL_IDLE_STAGE, SCROLL_NORMAL_STAGE, UNSPECIFIED_SCROLL_BAR_MODE, VERTICAL, VISIBLE

从类 ohos.agp.components.ComponentContainer 继承的字段
FOCUS_CHILDREN_FIRST, FOCUS_CHILDREN_HIDE, FOCUS_PARENT_FIRST, mArrangeListener

构造函数摘要

构造函数	描述
NestedScrollCoordinator(Context context)	用于使用默认属性集和样式创建 NestedScrollCoordinator 实例的默认构造函数。
NestedScrollCoordinator(Context context, AttrSet attrSet)	用于在解析 XML 文件后使用指定的属性集和默认样式创建 NestedScrollCoordinator 实例的构造函数。
NestedScrollCoordinator(Context context, AttrSet attrSet, String styleName)	用于在解析 XML 文件后使用指定的属性集和指定的样式创建 NestedScrollCoordinator 实例的构造函数。

方法总结

从类 ohos.agp.components.Component 继承的方法

addDrawTask, addDrawTask, addScrolledListener, announceAccessibility, arrange, bindCornerMark, callOnClick, canScroll, clearFocus, createAnimatorProperty, disableFadeEffect, draw, enableCornerMark, enableFadeEffect, enableSaveState, enableScrollBar, estimateSize, executeDoubleClick, executeLongClick, findFocus, findNextFocusableComponent, findRequestNextFocus, getAccessibility, getAccessibilityDescription, getAlpha, getAltitude, getBackgroundElement, getBaseLine, getBottom, getBoundaryFadeEffectBottomRate, getBoundaryFadeEffectLeftRate, getBoundaryFadeEffectRightRate, getBoundaryFadeEffectTopRate, getCenterZoomFactor, getCentralScrollMode, getClickedListener, getClipEnabled, getComponentDescription, getComponentMinSize, getComponentParent, getComponentPosition, getComponentSize, getComponentStateChangedListener, getComponentTreeObserver, getContentEnable, getContentPosition, getContentPositionX, getContentPositionY, getContext, getContour, getContourRefreshedListener, getCornerMark, getDragAcceptAngle, getDraggedListener, getEditEventListener, getEstimatedHeight, getEstimatedWidth, getFadeEffectBoundaryWidth, getFadeEffectColor, getFocusable, getFocusBorderEnable, getFocusBorderPadding, getFocusBorderRadius, getFocusBorderWidth, getForegroundElement, getForegroundGravity, getForwardHoverListener, getForwardTouchListener, getGesturePriority, getHeight, getHorizontalPadding, getHorizontalPosition, getHoverEventListener, getId, getKeyEventListener, getLayoutConfig, getLayoutDirection, getLayoutDirectionResolved, getLayoutRefreshedListener, getLeft, getLocationOnScreen, getMarginBottom, getMarginLeft, getMarginRight, getMargins, getMarginsLeftAndRight, getMarginsTopAndBottom, getMarginTop, getMatrix, getMinHeight, getMinWidth, getMode, getModeResolved, getMouseEventListener, getMousePointerStyleListener, getName, getPadding, getPaddingBottom, getPaddingEnd, getPaddingLeft, getPaddingRight, getPaddingStart, getPaddingTop, getPivot, getPivotX, getPivotY, getResourceManager, getRight, getRotation, getRotationEventListener, getRotationSensitivity, getScale, getScaledListener, getScaleX, getScaleY, getScrollbarBackgroundColor, getScrollbarColor, getScrollbarFadingDelay, getScrollbarFadingDuration, getScrollBarMode, getScrollbarRadius, getScrollbarRoundRect, getScrollbarStartAngle, getScrollbarSweepAngle, getScrollbarThickness, getScrollState, getScrollValue, getSelfVisibleRect, getShadowColor, getSpeechEventListener, getTag, getTop, getTouchEventListener, getTransitionSymbol, getTranslation, getTranslationX, getTranslationY, getTranslationZ, getUserNextFocus, getVerticalPadding, getVerticalPosition, getVisibility, getVisibleRectOnScreen, getWidth, getWindowVisibleRect, hasFocus, hasFocusedEffect, hasOverlaps, hideFocusBorder, invalidate, isBoundaryFadeEffectEnable, isBoundToWindow, isClickable, isClipToContourEnabled, isComponentDisplayed, isEnabled, isFadeEffected, isFocusable, isFocused, isIdentityMatrix, isLongClickOn, isPressed, isRtl, isSaveStateEnabled, isScrollbarFadingOn, isScrollBarOn, isScrollbarOverlapEnabled, isSelected, isSoundEnable, isTouchFocusable, isVibrationEffectEnabled, notifyAccessibility, onAttributeConfigChanged, onRestoreState, onRtlChanged, onSaveState, performScale, playSound, postLayout, refreshContour, release, removeBindStateChangedListener, removeScrolledListener, requestFocus, requestForceForwardTouchEvent, restoreComponentTreeState, saveComponentTreeState, scrollBy, scrollTo, setAccessibility, setAccessibilityDescription, setAlpha, setAltitude, setBackground, setBindStateChangedListener, setBottom, setBoundaryFadeEffectEnable, setCanAcceptScrollListener, setCenterZoomFactor, setCentralScrollMode, setClickable, setClickedListener, setClipEnabled, setClipToContourEnabled, setComponentDescription, setComponentMinSize, setComponentPosition, setComponentPosition, setComponentSize, setComponentStateChangedListener, setContentEnable, setContentPosition, setContentPositionX, setContentPositionY, setContour, setContourRefreshedListener, setDoubleClickedListener, setDragAcceptAngle, setDraggedListener, setEditEventListener, setEnabled, setEstimatedSize, setEstimateSizeListener, setFadeEffectBoundaryWidth, setFadeEffectColor, setFocusable, setFocusBorderEnable, setFocusBorderPadding, setFocusBorderRadius, setFocusBorderRadius, setFocusBorderWidth, setFocusChangedListener, setFocusedEffect, setForeground, setForegroundGravity, setForwardHoverListener, setForwardTouchListener, setGesturePriority, setHeight, setHorizontalPadding, setHorizontalPosition, setHoverEventListener, setId, setKeyEventListener, setLayoutConfig, setLayoutDirection, setLayoutRefreshedListener, setLeft, setLongClickable, setLongClickedListener, setMarginBottom, setMarginLeft, setMarginRight, setMarginsLeftAndRight, setMarginsTopAndBottom, setMarginTop, setMinHeight, setMinWidth, setMode, setMouseEventListener, setMousePointerStyleListener, setName, setOnDragListener, setPadding, setPaddingBottom, setPaddingLeft, setPaddingRelative, setPaddingRight, setPaddingTop, setPivot, setPivot, setPivotX, setPivotY, setPosition, setPositionX, setPositionY, setPressState, setRight, setRotation, setRotationEventListener, setRotationSensitivity, setScale, setScaledListener, setScaleX, setScaleY, setScrollbarBackgroundColor, setScrollbarColor, setScrollbarFadingDelay, setScrollbarFadingDuration, setScrollbarFadingEnabled, setScrollBarMode, setScrollbarOverlapEnabled, setScrollbarRadius, setScrollbarRoundRect, setScrollbarStartAngle, setScrollbarSweepAngle, setScrollbarThickness, setScrolledListener, setSelected, setShadowColor, setShadowStyle, setSoundEnable, setSpeechEventListener, setTag, setTop, setTouchEventListener, setTouchFocusable, setTransitionSymbol, setTranslation, setTranslationX, setTranslationY, setTranslationZ, setUnconsumedKeyEventListener, setUserNextFocus, setVerticalPadding, setVerticalPosition, setVibrationEffectEnabled, setVisibility, setWidth, showFocusBorder, simulateClick, simulateDrag, startDragAndDrop, subscribeVoiceEvents, unsubscribeVoiceEvents

从类 ohos.agp.components.ComponentContainer 继承的方法

addComponent, addComponent, addComponent, addComponent, addComponent, dispatchRestoreState, dispatchSaveState, findComponentById, findComponentHolderById, getAutoLayout, getChildCount, getChildIndex, getComponentAt, getComponentTransition, getFocusOrder, getLayoutManager, informConfigurationChanged, isClipToChildBoundsEnabled, isClipToPaddingBoundsEnabled, isTouchEventSplitable, moveChildToFront, onDrag, removeAllComponents, removeComponent, removeComponentAt, removeComponentById, removeComponents, setArrangeListener, setAutoLayout, setAutoLayout, setClipToChildBoundsEnabled, setClipToPaddingBoundsEnabled, setComponentTransition, setFocusOrder, setLayoutManager, setTouchEventSplitable

从接口 ohos.agp.components.ComponentParent 继承的方法
getComponentParent, postLayout

从类 ohos.agp.components.DirectionalLayout 继承的方法
createLayoutConfig, getAlignment, getOrientation, getTotalWeight, isLayoutBaselined, setAlignment, setLayoutBaselined, setOrientation, setTotalWeight, verifyLayoutConfig

从类 java.lang.Object 继承的方法
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

构造函数详细信息

NestedScrollCoordinator

public NestedScrollCoordinator(Context context)

用于使用默认属性集和样式创建 NestedScrollCoordinator 实例的默认构造函数。

参数：

参数名称	参数描述
context	指示应用程序上下文。

NestedScrollCoordinator

public NestedScrollCoordinator(Context context, AttrSet attrSet)

用于在解析 XML 文件后使用指定的属性集和默认样式创建 NestedScrollCoordinator 实例的构造函数。

参数：

参数名称	参数描述
context	指示应用程序上下文。
attrSet	指示要使用的属性集。

NestedScrollCoordinator

public NestedScrollCoordinator(Context context, AttrSet attrSet, String styleName)

用于在解析 XML 文件后使用指定的属性集和指定的样式创建 NestedScrollCoordinator 实例的构造函数。

参数：

参数名称	参数描述
context	指示应用程序上下文。
attrSet	指示要使用的属性集。
styleName	指示要使用的样式名称。