[Layout] Base (#6907)

* Add common gutter styles as hook

* Add computed scrollbar gutter CSS vars

* Add new layout components

* Replace layout components in settings screens

* Remove old back button

* Invert web border logic for easier migration

* Clean up Slot API

* Port over FF handling of scrollbar offset

* Trade boilerplate for ease of use

* Limit to one line

* Allow two lines, fix wrapping

* Fix alignment

* sticky headers

* set max with on header and center

* [Layout] Notifications Header (#6910)

* Replace notifications screen header

* fix cropped indicator

---------

Co-authored-by: Samuel Newman <mozzius@protonmail.com>

* Replace Hashtag header (#6928)

* [Layout] ChatList header (#6929)

* Replace ChatList header

* update chat settings as well

---------

Co-authored-by: Samuel Newman <mozzius@protonmail.com>

* Add web borders to Chat settings

* Remove unused var

* Move ChatList header outside center

* Replace empty chat layout

* fix breakpoints

* [Layout] Scrollbar gutters (#6908)

* Fix sidebar alignment

* Make sure scrollbars don't hide

* Gift left nav more space

* Use stable one-edge, update logic in RightNav

* Ope

* Increase width

* Reset

* Add transform to sidebars

* Remove bg in sidebars

* Handle shifts in layout components

* Replace scroll-removal handling

* Make react-remove-scroll an explicit dep

* Remove unused script

* use correct scroll insets (#6950)

* [Layout] Feeds headers (#6913)

* Replace ViewHeader internals, duplicate old ViewHeader

* Replace Feeds header

* Replace SavedFeeds header

* Visual alignment

* Uglier but clear

* Use old ViewHeader for SavedFeeds

* use Layout.Center instead of Layout.Content

* use left-aligned header for feed edit

* delete unused old view header

---------

Co-authored-by: Samuel Newman <mozzius@protonmail.com>

* [Layout] Every other screen (#6953)

* attempt to fix double borders on every other screen

* delete ListHeaderDesktop

* delete `SimpleViewHeader` and fix screens (#6956)

* Make Layout.Center not full height

* Refactor List to use Layout.Center, remove built-in borders

* Fix Home screen

* Refactor PagerWithHeader to use Layout components

* Replace components in ProfileFeed and ProfileList

* Borders on Profile

* Search screen replacements

* use new header for profile subpage header (#6958)

* Search AutocompleteResults

* use new header for starter pack wizard (#6957)

* Fix post thread

* Enable borders by default

* Moderation muted and blocked accounts

* Fix scrollbar offset on Labeler

* Remove ScrollView from Moderation

* Remove ScrollView from Deactivated

* Remove ScrollView from onboarding

* Remove ScrollView from SignupQueued

* Mark deprecations

* fix lint

* Fix double borders on profile load

* Remove unneeded CenteredView from noty Feed

* Remove double Center layout on Notifications screen

* Remove double Center layout on ChatList screen

* Handle scrollbar offset in chat

* Use new atom for other scrollbar offsets

* Remove borders from old views

* Better doc

* Remove temp migration prop

* Fix new atom usage on native

* Clean up Hashtag screen

* Layout docs

* Clarify usage in Pager

* Handle nested offset contexts

* Clean up Layout

* fix feeds page

* asymmetric header on native (#6969)

* Reusable header const

* Fix up home header

* Add back button to convo

* Add hitslop to header buttons

* Comment

* Better handling on native for new atom

* Format

* Fix nested flatlist on mod screens

* Use react-remove-scroll-bar directly

* Fix notification count overflow on web

* Clarify doc

---------

Co-authored-by: Samuel Newman <mozzius@protonmail.com>

src/view/com/profile/ProfileSubpageHeader.tsx

@@ -1,29 +1,24 @@
 import React from 'react'
-import {Pressable, StyleSheet, View} from 'react-native'
+import {Pressable, View} from 'react-native'
 import {MeasuredDimensions, runOnJS, runOnUI} from 'react-native-reanimated'
-import {FontAwesomeIcon} from '@fortawesome/react-native-fontawesome'
 import {msg, Trans} from '@lingui/macro'
 import {useLingui} from '@lingui/react'
 import {useNavigation} from '@react-navigation/native'
 
-import {BACK_HITSLOP} from '#/lib/constants'
 import {measureHandle, useHandleRef} from '#/lib/hooks/useHandleRef'
 import {usePalette} from '#/lib/hooks/usePalette'
 import {useWebMediaQueries} from '#/lib/hooks/useWebMediaQueries'
 import {makeProfileLink} from '#/lib/routes/links'
 import {NavigationProp} from '#/lib/routes/types'
 import {sanitizeHandle} from '#/lib/strings/handles'
-import {isNative} from '#/platform/detection'
 import {emitSoftReset} from '#/state/events'
 import {useLightboxControls} from '#/state/lightbox'
-import {useSetDrawerOpen} from '#/state/shell'
-import {Menu_Stroke2_Corner0_Rounded as Menu} from '#/components/icons/Menu'
+import {TextLink} from '#/view/com/util/Link'
+import {LoadingPlaceholder} from '#/view/com/util/LoadingPlaceholder'
+import {Text} from '#/view/com/util/text/Text'
+import {UserAvatar, UserAvatarType} from '#/view/com/util/UserAvatar'
 import {StarterPack} from '#/components/icons/StarterPack'
-import {TextLink} from '../util/Link'
-import {LoadingPlaceholder} from '../util/LoadingPlaceholder'
-import {Text} from '../util/text/Text'
-import {UserAvatar, UserAvatarType} from '../util/UserAvatar'
-import {CenteredView} from '../util/Views'
+import * as Layout from '#/components/Layout'
 
 export function ProfileSubpageHeader({
   isLoading,
@@ -48,7 +43,6 @@ export function ProfileSubpageHeader({
     | undefined
   avatarType: UserAvatarType | 'starter-pack'
 }>) {
-  const setDrawerOpen = useSetDrawerOpen()
   const navigation = useNavigation<NavigationProp>()
   const {_} = useLingui()
   const {isMobile} = useWebMediaQueries()
@@ -57,18 +51,6 @@ export function ProfileSubpageHeader({
   const canGoBack = navigation.canGoBack()
   const aviRef = useHandleRef()
 
-  const onPressBack = React.useCallback(() => {
-    if (navigation.canGoBack()) {
-      navigation.goBack()
-    } else {
-      navigation.navigate('Home')
-    }
-  }, [navigation])
-
-  const onPressMenu = React.useCallback(() => {
-    setDrawerOpen(true)
-  }, [setDrawerOpen])
-
   const _openLightbox = React.useCallback(
     (uri: string, thumbRect: MeasuredDimensions | null) => {
       openLightbox({
@@ -106,42 +88,17 @@ export function ProfileSubpageHeader({
   }, [_openLightbox, avatar, aviRef])
 
   return (
-    <CenteredView style={pal.view}>
-      {isMobile && (
-        <View
-          style={[
-            {
-              flexDirection: 'row',
-              alignItems: 'center',
-              borderBottomWidth: StyleSheet.hairlineWidth,
-              paddingTop: isNative ? 0 : 8,
-              paddingBottom: 8,
-              paddingHorizontal: isMobile ? 12 : 14,
-            },
-            pal.border,
-          ]}>
-          <Pressable
-            testID="headerDrawerBtn"
-            onPress={canGoBack ? onPressBack : onPressMenu}
-            hitSlop={BACK_HITSLOP}
-            style={canGoBack ? styles.backBtn : styles.backBtnWide}
-            accessibilityRole="button"
-            accessibilityLabel={canGoBack ? 'Back' : 'Menu'}
-            accessibilityHint="">
-            {canGoBack ? (
-              <FontAwesomeIcon
-                size={18}
-                icon="angle-left"
-                style={[styles.backIcon, pal.text]}
-              />
-            ) : (
-              <Menu size="lg" style={[{marginTop: 4}, pal.textLight]} />
-            )}
-          </Pressable>
-          <View style={{flex: 1}} />
-          {children}
-        </View>
-      )}
+    <>
+      <Layout.Header.Outer>
+        {canGoBack ? (
+          <Layout.Header.BackButton />
+        ) : (
+          <Layout.Header.MenuButton />
+        )}
+        <Layout.Header.Content />
+        {children}
+      </Layout.Header.Outer>
+
       <View
         style={{
           flexDirection: 'row',
@@ -206,31 +163,7 @@ export function ProfileSubpageHeader({
             </Text>
           )}
         </View>
-        {!isMobile && (
-          <View
-            style={{
-              flexDirection: 'row',
-              alignItems: 'center',
-            }}>
-            {children}
-          </View>
-        )}
       </View>
-    </CenteredView>
+    </>
   )
 }
-
-const styles = StyleSheet.create({
-  backBtn: {
-    width: 20,
-    height: 30,
-  },
-  backBtnWide: {
-    width: 20,
-    height: 30,
-    marginRight: 4,
-  },
-  backIcon: {
-    marginTop: 6,
-  },
-})