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uni-app
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536b285c
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536b285c
编写于
8月 16, 2021
作者:
D
DCloud_LXH
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浏览文件
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电子邮件补丁
差异文件
fix: 修复快速滑动时scroll handler获取不正确
上级
2fefeddd
变更
1
隐藏空白更改
内联
并排
Showing
1 changed file
with
58 addition
and
61 deletion
+58
-61
src/core/view/components/scroll-view/index.vue
src/core/view/components/scroll-view/index.vue
+58
-61
未找到文件。
src/core/view/components/scroll-view/index.vue
浏览文件 @
536b285c
...
...
@@ -465,70 +465,67 @@ export default {
}
},
_handleScroll
:
function
(
$event
)
{
if
(
!
(
$event
.
timeStamp
-
this
.
_lastScrollTime
<
20
))
{
this
.
_lastScrollTime
=
$event
.
timeStamp
const
target
=
$event
.
target
this
.
$trigger
(
'
scroll
'
,
$event
,
{
scrollLeft
:
target
.
scrollLeft
,
scrollTop
:
target
.
scrollTop
,
scrollHeight
:
target
.
scrollHeight
,
scrollWidth
:
target
.
scrollWidth
,
deltaX
:
this
.
lastScrollLeft
-
target
.
scrollLeft
,
deltaY
:
this
.
lastScrollTop
-
target
.
scrollTop
})
if
(
this
.
scrollY
)
{
if
(
target
.
scrollTop
<=
this
.
upperThresholdNumber
&&
this
.
lastScrollTop
-
target
.
scrollTop
>
0
&&
$event
.
timeStamp
-
this
.
lastScrollToUpperTime
>
200
)
{
this
.
$trigger
(
'
scrolltoupper
'
,
$event
,
{
direction
:
'
top
'
})
this
.
lastScrollToUpperTime
=
$event
.
timeStamp
}
if
(
target
.
scrollTop
+
target
.
offsetHeight
+
this
.
lowerThresholdNumber
>=
target
.
scrollHeight
&&
this
.
lastScrollTop
-
target
.
scrollTop
<
0
&&
$event
.
timeStamp
-
this
.
lastScrollToLowerTime
>
200
)
{
this
.
$trigger
(
'
scrolltolower
'
,
$event
,
{
direction
:
'
bottom
'
})
this
.
lastScrollToLowerTime
=
$event
.
timeStamp
}
const
target
=
$event
.
target
this
.
$trigger
(
'
scroll
'
,
$event
,
{
scrollLeft
:
target
.
scrollLeft
,
scrollTop
:
target
.
scrollTop
,
scrollHeight
:
target
.
scrollHeight
,
scrollWidth
:
target
.
scrollWidth
,
deltaX
:
this
.
lastScrollLeft
-
target
.
scrollLeft
,
deltaY
:
this
.
lastScrollTop
-
target
.
scrollTop
})
if
(
this
.
scrollY
)
{
if
(
target
.
scrollTop
<=
this
.
upperThresholdNumber
&&
this
.
lastScrollTop
-
target
.
scrollTop
>
0
&&
$event
.
timeStamp
-
this
.
lastScrollToUpperTime
>
200
)
{
this
.
$trigger
(
'
scrolltoupper
'
,
$event
,
{
direction
:
'
top
'
})
this
.
lastScrollToUpperTime
=
$event
.
timeStamp
}
if
(
this
.
scrollX
)
{
if
(
target
.
scrollLeft
<=
this
.
upperThresholdNumber
&&
this
.
lastScrollLeft
-
target
.
scrollLeft
>
0
&&
$event
.
timeStamp
-
this
.
lastScrollToUpperTime
>
200
)
{
this
.
$trigger
(
'
scrolltoupper
'
,
$event
,
{
direction
:
'
left
'
})
this
.
lastScrollToUpperTime
=
$event
.
timeStamp
}
if
(
target
.
scrollLeft
+
target
.
offsetWidth
+
this
.
lowerThresholdNumber
>=
target
.
scrollWidth
&&
this
.
lastScrollLeft
-
target
.
scrollLeft
<
0
&&
$event
.
timeStamp
-
this
.
lastScrollToLowerTime
>
200
)
{
this
.
$trigger
(
'
scrolltolower
'
,
$event
,
{
direction
:
'
right
'
})
this
.
lastScrollToLowerTime
=
$event
.
timeStamp
}
if
(
target
.
scrollTop
+
target
.
offsetHeight
+
this
.
lowerThresholdNumber
>=
target
.
scrollHeight
&&
this
.
lastScrollTop
-
target
.
scrollTop
<
0
&&
$event
.
timeStamp
-
this
.
lastScrollToLowerTime
>
200
)
{
this
.
$trigger
(
'
scrolltolower
'
,
$event
,
{
direction
:
'
bottom
'
})
this
.
lastScrollToLowerTime
=
$event
.
timeStamp
}
}
if
(
this
.
scrollX
)
{
if
(
target
.
scrollLeft
<=
this
.
upperThresholdNumber
&&
this
.
lastScrollLeft
-
target
.
scrollLeft
>
0
&&
$event
.
timeStamp
-
this
.
lastScrollToUpperTime
>
200
)
{
this
.
$trigger
(
'
scrolltoupper
'
,
$event
,
{
direction
:
'
left
'
})
this
.
lastScrollToUpperTime
=
$event
.
timeStamp
}
if
(
target
.
scrollLeft
+
target
.
offsetWidth
+
this
.
lowerThresholdNumber
>=
target
.
scrollWidth
&&
this
.
lastScrollLeft
-
target
.
scrollLeft
<
0
&&
$event
.
timeStamp
-
this
.
lastScrollToLowerTime
>
200
)
{
this
.
$trigger
(
'
scrolltolower
'
,
$event
,
{
direction
:
'
right
'
})
this
.
lastScrollToLowerTime
=
$event
.
timeStamp
}
this
.
lastScrollTop
=
target
.
scrollTop
this
.
lastScrollLeft
=
target
.
scrollLeft
}
this
.
lastScrollTop
=
target
.
scrollTop
this
.
lastScrollLeft
=
target
.
scrollLeft
},
_scrollTopChanged
:
function
(
val
)
{
if
(
this
.
scrollY
)
{
...
...
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