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ScrollBox
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界面 / ScrollBox

ScrollBox Class
​

滑动框

Hierarchy ​

Table of contents ​

Accessors
​

allowOverscroll(isAllowOverscroll: boolean): void client
设置允许滚动超过滚动框大小
alwaysShowScrollBar(): boolean client
获取是否一直显示滚动条
animationType(): UIScrollBoxAnimationType client
获取动画类型
defaultLocation(): ScrollBarDefaultLocation client
返回滚动条的默认位置(类型，非具体坐标)
elasticMultiplier(): number client
获取弹性系数
onScrollEnd(): MulticastDelegate<() => void> client
滚动结束事件
onUserScrolled(): MulticastDelegate<(currentOffset: number) => void> client
滚动事件
orientation(): Orientation client
获取滚动方向
scrollAxisBrushDrawType(): Readonly<SlateBrushDrawType> client
获取滚动条图片绘制类型
scrollAxisBrushGuid(): string client
获取滚动条图片ID
scrollAxisBrushMargin(): Readonly<Margin> client
获取滚动条图片边距
scrollAxisColor(): Readonly<LinearColor> client
获取滚动条图片颜色
scrollBarVisibility(): SlateVisibility client
获取滚动条的显示于隐藏
scrollOffset(): number client
获取滚动框偏移
scrollOffsetFraction(): number client
获取滚动框距离底部的偏移比例
scrollOffsetOfEnd(): number client
获取滚动框距离底部的偏移
scrollWheelMultiplier(inScrollWheelMultiplier: number): void client
设置鼠标滚轮系数
scrollbarPadding(inScrollbarPadding: Margin): void client
设置滚动条边距
scrollbarThickness(): number client
获取滚动条粗细
shadowVisibility(): SlateVisibility client
获取阴影显示
smoothScrollingEnable(isSmoothScrolling: boolean): void client
设定鼠标滚动时，滚动速度是否插值运算,限制滚动速度更平滑
supportElastic(): boolean client
判断是否支持惯性

Methods
​

endInertialScrolling(): void client
立刻停止滚动
scrollToEnd(): void client
滚动到底部
scrollToStart(): void client
滚动到开始位置
newObject(parent?: Canvas, inName?: string): ScrollBox client
创建 ScrollBox 控件

Accessors ​

allowOverscroll
​

• set allowOverscroll(isAllowOverscroll): void client

设置允许滚动超过滚动框大小

Parameters ​

isAllowOverscroll boolean允许滚动超过滚动框大小

alwaysShowScrollBar
​

• get alwaysShowScrollBar(): boolean client

• set alwaysShowScrollBar(isScrollBarAlwaysShown): void client

获取是否一直显示滚动条

Returns ​

boolean是否一直显示滚动条

设置是否一直显示滚动条

Parameters ​

isScrollBarAlwaysShown boolean是否一直显示滚动条

animationType
​

• get animationType(): UIScrollBoxAnimationType client

• set animationType(inAnimationType): void client

获取动画类型

Returns ​

UIScrollBoxAnimationType动画类型

设定动画类型

Parameters ​

inAnimationType UIScrollBoxAnimationType类型

动画类型

defaultLocation
​

• get defaultLocation(): ScrollBarDefaultLocation client

• set defaultLocation(NewDefaultLocation): void client

返回滚动条的默认位置(类型，非具体坐标)

Precautions

没有操作滚动条的情况下滚动条的默认位置

Returns ​

ScrollBarDefaultLocation返回滚动条的默认位置(类型，非具体坐标)

设置滚动条的默认位置(类型，非具体坐标)

Precautions

没有操作滚动条的情况下滚动条的默认位置

Parameters ​

NewDefaultLocation ScrollBarDefaultLocation滚动条默认位置(类型，非具体坐标)

elasticMultiplier
​

• get elasticMultiplier(): number client

• set elasticMultiplier(inElasticMultiplier): void client

获取弹性系数

Returns ​

number弹性系数

设定弹性系数

Parameters ​

inElasticMultiplier number系数

弹性系数

onScrollEnd
​

• get onScrollEnd(): MulticastDelegate<() => void> client

滚动结束事件

Returns ​

MulticastDelegate<() => void>滚动结束事件

onUserScrolled
​

• get onUserScrolled(): MulticastDelegate<(currentOffset: number) => void> client

滚动事件

Returns ​

MulticastDelegate<(currentOffset: number) => void>滚动事件

orientation
​

• get orientation(): Orientation client

• set orientation(inOrientation): void client

获取滚动方向

Returns ​

Orientation滚动方向

设置滚动方向

Parameters ​

inOrientation Orientation方向

滚动方向

scrollAxisBrushDrawType
​

• get scrollAxisBrushDrawType(): Readonly<SlateBrushDrawType> client

• set scrollAxisBrushDrawType(InDrawAs): void client

获取滚动条图片绘制类型

Returns ​

Readonly<SlateBrushDrawType>图片绘制类型

设置图片绘制类型

Parameters ​

InDrawAs SlateBrushDrawType图片绘制类型

scrollAxisBrushGuid
​

• get scrollAxisBrushGuid(): string client

• set scrollAxisBrushGuid(InGUID): void client

获取滚动条图片ID

Returns ​

string滚动条图片ID

设置滚动条图片ID

Parameters ​

InGUID string图片ID

scrollAxisBrushMargin
​

• get scrollAxisBrushMargin(): Readonly<Margin> client

• set scrollAxisBrushMargin(InMargin): void client

获取滚动条图片边距

Returns ​

Readonly<Margin>滚动条图片边距

设置滚动条图片边距

Parameters ​

InMargin Margin滚动条图片边距

scrollAxisColor
​

• get scrollAxisColor(): Readonly<LinearColor> client

• set scrollAxisColor(InColor): void client

获取滚动条图片颜色

Returns ​

Readonly<LinearColor>滚动条图片颜色，Type.LinearColor类型，数据范围0~1

设置滚动条图片颜色

Parameters ​

InColor LinearColor滚动条图片颜色，Type.LinearColor类型，数据范围0~1

scrollBarVisibility
​

• get scrollBarVisibility(): SlateVisibility client

• set scrollBarVisibility(inScrollBarVisibility): void client

获取滚动条的显示于隐藏

Returns ​

SlateVisibility滚动条的显示于隐藏

设置滚动条是否可见,必须是在SetAlwaysShowScrollbar 为false才生效

Parameters ​

inScrollBarVisibility SlateVisibility滚动条是否可见

scrollOffset
​

• get scrollOffset(): number client

• set scrollOffset(inScrollOffset): void client

获取滚动框偏移

Returns ​

number滚动框偏移

设定滚动框滚动偏移

Parameters ​

inScrollOffset number滚动偏移

scrollOffsetFraction
​

• get scrollOffsetFraction(): number client

获取滚动框距离底部的偏移比例

Returns ​

number滚动框偏移比例

scrollOffsetOfEnd
​

• get scrollOffsetOfEnd(): number client

获取滚动框距离底部的偏移

Returns ​

number滚动框偏移

scrollWheelMultiplier
​

• set scrollWheelMultiplier(inScrollWheelMultiplier): void client

设置鼠标滚轮系数

Parameters ​

inScrollWheelMultiplier number系数

鼠标滚轮系数

scrollbarPadding
​

• set scrollbarPadding(inScrollbarPadding): void client

设置滚动条边距

Parameters ​

inScrollbarPadding Margin滚动条边距

scrollbarThickness
​

• get scrollbarThickness(): number client

• set scrollbarThickness(inScrollbarThickness): void client

获取滚动条粗细

Returns ​

number滚动条粗细

设置滚动条粗细

Parameters ​

inScrollbarThickness number滚动条粗细

shadowVisibility
​

• get shadowVisibility(): SlateVisibility client

• set shadowVisibility(inVisibility): void client

获取阴影显示

Returns ​

SlateVisibility阴影显示

设定阴影显示

Parameters ​

inVisibility SlateVisibility阴影显示

阴影显示

smoothScrollingEnable
​

• set smoothScrollingEnable(isSmoothScrolling): void client

设定鼠标滚动时，滚动速度是否插值运算,限制滚动速度更平滑

Parameters ​

isSmoothScrolling boolean鼠标滚动时，滚动速度是否插值运算

supportElastic
​

• get supportElastic(): boolean client

• set supportElastic(inSupportElastic): void client

判断是否支持惯性

Returns ​

boolean是否支持惯性

设定是否支持惯性

Parameters ​

inSupportElastic boolean惯性

是否支持惯性

Methods ​

endInertialScrolling
​

• endInertialScrolling(): void client

立刻停止滚动

scrollToEnd
​

• scrollToEnd(): void client

滚动到底部

scrollToStart
​

• scrollToStart(): void client

滚动到开始位置

newObject
​

• Static newObject(parent?, inName?): ScrollBox client

创建 ScrollBox 控件

Parameters ​

parent? Canvas创建控件的外parent对象 default:null
inName? string创建控件的名称 default:null range:设置合理的名称即可

Returns ​

ScrollBox创建的对象

当parent和inName与已有的对象相同时，旧的对象会被销毁