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uni-app
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b0e7235a
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前往新版Gitcode,体验更适合开发者的 AI 搜索 >>
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b0e7235a
编写于
8月 16, 2021
作者:
D
DCloud_LXH
浏览文件
操作
浏览文件
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电子邮件补丁
差异文件
fix: scroll handler data error when quickly sliding
上级
f0414881
变更
1
隐藏空白更改
内联
并排
Showing
1 changed file
with
54 addition
and
58 deletion
+54
-58
packages/uni-components/src/components/scroll-view/index.tsx
packages/uni-components/src/components/scroll-view/index.tsx
+54
-58
未找到文件。
packages/uni-components/src/components/scroll-view/index.tsx
浏览文件 @
b0e7235a
...
...
@@ -254,7 +254,6 @@ function useScrollViewLoader(
content
:
HTMLRef
,
emit
:
SetupContext
[
'
emit
'
]
)
{
let
_lastScrollTime
:
number
=
0
let
_innerSetScrollTop
:
boolean
=
false
let
_innerSetScrollLeft
:
boolean
=
false
let
beforeRefreshing
:
boolean
=
false
...
...
@@ -320,66 +319,63 @@ function useScrollViewLoader(
_content
.
style
.
webkitTransform
=
transform
}
function
_handleScroll
(
$event
:
MouseEvent
)
{
if
(
$event
.
timeStamp
-
_lastScrollTime
>
20
)
{
_lastScrollTime
=
$event
.
timeStamp
const
target
=
$event
.
target
as
HTMLElement
trigger
(
'
scroll
'
,
$event
,
{
scrollLeft
:
target
.
scrollLeft
,
scrollTop
:
target
.
scrollTop
,
scrollHeight
:
target
.
scrollHeight
,
scrollWidth
:
target
.
scrollWidth
,
deltaX
:
state
.
lastScrollLeft
-
target
.
scrollLeft
,
deltaY
:
state
.
lastScrollTop
-
target
.
scrollTop
,
})
if
(
props
.
scrollY
)
{
if
(
target
.
scrollTop
<=
upperThresholdNumber
.
value
&&
state
.
lastScrollTop
-
target
.
scrollTop
>
0
&&
$event
.
timeStamp
-
state
.
lastScrollToUpperTime
>
200
)
{
trigger
(
'
scrolltoupper
'
,
$event
,
{
direction
:
'
top
'
,
})
state
.
lastScrollToUpperTime
=
$event
.
timeStamp
}
if
(
target
.
scrollTop
+
target
.
offsetHeight
+
lowerThresholdNumber
.
value
>=
target
.
scrollHeight
&&
state
.
lastScrollTop
-
target
.
scrollTop
<
0
&&
$event
.
timeStamp
-
state
.
lastScrollToLowerTime
>
200
)
{
trigger
(
'
scrolltolower
'
,
$event
,
{
direction
:
'
bottom
'
,
})
state
.
lastScrollToLowerTime
=
$event
.
timeStamp
}
const
target
=
$event
.
target
as
HTMLElement
trigger
(
'
scroll
'
,
$event
,
{
scrollLeft
:
target
.
scrollLeft
,
scrollTop
:
target
.
scrollTop
,
scrollHeight
:
target
.
scrollHeight
,
scrollWidth
:
target
.
scrollWidth
,
deltaX
:
state
.
lastScrollLeft
-
target
.
scrollLeft
,
deltaY
:
state
.
lastScrollTop
-
target
.
scrollTop
,
})
if
(
props
.
scrollY
)
{
if
(
target
.
scrollTop
<=
upperThresholdNumber
.
value
&&
state
.
lastScrollTop
-
target
.
scrollTop
>
0
&&
$event
.
timeStamp
-
state
.
lastScrollToUpperTime
>
200
)
{
trigger
(
'
scrolltoupper
'
,
$event
,
{
direction
:
'
top
'
,
})
state
.
lastScrollToUpperTime
=
$event
.
timeStamp
}
if
(
props
.
scrollX
)
{
if
(
target
.
scrollLeft
<=
upperThresholdNumber
.
value
&&
state
.
lastScrollLeft
-
target
.
scrollLeft
>
0
&&
$event
.
timeStamp
-
state
.
lastScrollToUpperTime
>
200
)
{
trigger
(
'
scrolltoupper
'
,
$event
,
{
direction
:
'
left
'
,
})
state
.
lastScrollToUpperTime
=
$event
.
timeStamp
}
if
(
target
.
scrollLeft
+
target
.
offsetWidth
+
lowerThresholdNumber
.
value
>=
target
.
scrollWidth
&&
state
.
lastScrollLeft
-
target
.
scrollLeft
<
0
&&
$event
.
timeStamp
-
state
.
lastScrollToLowerTime
>
200
)
{
trigger
(
'
scrolltolower
'
,
$event
,
{
direction
:
'
right
'
,
})
state
.
lastScrollToLowerTime
=
$event
.
timeStamp
}
if
(
target
.
scrollTop
+
target
.
offsetHeight
+
lowerThresholdNumber
.
value
>=
target
.
scrollHeight
&&
state
.
lastScrollTop
-
target
.
scrollTop
<
0
&&
$event
.
timeStamp
-
state
.
lastScrollToLowerTime
>
200
)
{
trigger
(
'
scrolltolower
'
,
$event
,
{
direction
:
'
bottom
'
,
})
state
.
lastScrollToLowerTime
=
$event
.
timeStamp
}
}
if
(
props
.
scrollX
)
{
if
(
target
.
scrollLeft
<=
upperThresholdNumber
.
value
&&
state
.
lastScrollLeft
-
target
.
scrollLeft
>
0
&&
$event
.
timeStamp
-
state
.
lastScrollToUpperTime
>
200
)
{
trigger
(
'
scrolltoupper
'
,
$event
,
{
direction
:
'
left
'
,
})
state
.
lastScrollToUpperTime
=
$event
.
timeStamp
}
if
(
target
.
scrollLeft
+
target
.
offsetWidth
+
lowerThresholdNumber
.
value
>=
target
.
scrollWidth
&&
state
.
lastScrollLeft
-
target
.
scrollLeft
<
0
&&
$event
.
timeStamp
-
state
.
lastScrollToLowerTime
>
200
)
{
trigger
(
'
scrolltolower
'
,
$event
,
{
direction
:
'
right
'
,
})
state
.
lastScrollToLowerTime
=
$event
.
timeStamp
}
state
.
lastScrollTop
=
target
.
scrollTop
state
.
lastScrollLeft
=
target
.
scrollLeft
}
state
.
lastScrollTop
=
target
.
scrollTop
state
.
lastScrollLeft
=
target
.
scrollLeft
}
function
_scrollTopChanged
(
val
:
number
)
{
if
(
props
.
scrollY
)
{
...
...
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