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Fix the 'dancing header' problem on web

zio/stable
Paul Frazee 2023-05-25 00:10:48 -05:00
parent 5124be33ad
commit 0262ed11ea
1 changed files with 8 additions and 2 deletions
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10
src/lib/hooks/useOnMainScroll.ts
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@ -2,6 +2,9 @@ import {useState, useCallback, useRef} from 'react'
import {NativeSyntheticEvent, NativeScrollEvent} from 'react-native' import {NativeSyntheticEvent, NativeScrollEvent} from 'react-native'
import {RootStoreModel} from 'state/index' import {RootStoreModel} from 'state/index'
import {s} from 'lib/styles' import {s} from 'lib/styles'
import {isDesktopWeb} from 'platform/detection'
const DY_LIMIT = isDesktopWeb ? 30 : 10
export type OnScrollCb = ( export type OnScrollCb = (
event: NativeSyntheticEvent<NativeScrollEvent>, event: NativeSyntheticEvent<NativeScrollEvent>,
@ -20,9 +23,12 @@ export function useOnMainScroll(
const dy = y - (lastY.current || 0) const dy = y - (lastY.current || 0)
lastY.current = y lastY.current = y
if (!store.shell.minimalShellMode && y > 10 && dy > 10) { if (!store.shell.minimalShellMode && y > 10 && dy > DY_LIMIT) {
store.shell.setMinimalShellMode(true) store.shell.setMinimalShellMode(true)
} else if (store.shell.minimalShellMode && (y <= 10 || dy < -10)) { } else if (
store.shell.minimalShellMode &&
(y <= 10 || dy < DY_LIMIT * -1)
) {
store.shell.setMinimalShellMode(false) store.shell.setMinimalShellMode(false)
} }