Skip to content

Update index.tsx #117

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
iosLongFeng wants to merge 2 commits into
base: master
Choose a base branch
from
Open

Update index.tsx #117

Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
0fa8c5b
Update index.tsx
iosLongFeng Dec 3, 2020
574323d
修改滑动的问题
iosLongFeng Dec 3, 2020
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
24 changes: 19 additions & 5 deletions src/components/Scrollpicker/index.tsx
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -152,6 +152,10 @@ export class Scrollpicker extends React.Component<ScrollpickerProps, Scrollpicke
})
}

componentWillUnmount() {
this.timer && clearTimeout(this.timer)
}

componentWillReceiveProps (nextProps) {

if (nextProps !== this.props) {
Expand Down Expand Up @@ -281,9 +285,12 @@ export class Scrollpicker extends React.Component<ScrollpickerProps, Scrollpicke
}

onScroll (scrollIndex, scrollHeight) {
const targetItemIndex = this.scrollProper(scrollIndex, scrollHeight)
this.timer && clearTimeout(this.timer);
this.timer = setTimeout(()=>{
const targetItemIndex = this.scrollProper(scrollIndex, scrollHeight);
this.props.onChange && this.props.onChange(scrollIndex, targetItemIndex);

this.props.onChange && this.props.onChange(scrollIndex, targetItemIndex)
},100)
}

scrollProper (scrollIndex, scrollHeight, animated?) {
Expand Down Expand Up @@ -354,9 +361,16 @@ export class Scrollpicker extends React.Component<ScrollpickerProps, Scrollpicke
style={styles.scroller}
showsVerticalScrollIndicator={false}
contentContainerStyle={[styles.scrollerContentContainer]}
onScrollEndDrag={(e) => {
this.onScroll(scrollIndex, (e as any).nativeEvent.contentOffset.y)
}}
onScrollEndDrag: (e) => {
this.onScroll(scrollIndex, e.nativeEvent.contentOffset.y);
},
onMomentumScrollBegin:()=>{
this.timer && clearTimeout(this.timer);
this.timer = null
},
onMomentumScrollEnd: (e) => {
this.onScroll(scrollIndex, e.nativeEvent.contentOffset.y);
}
>
{scrollItem.map((item, index) => {
return (
Expand Down