feat: responsive popovers & menus (#1323)

packages/web/src/javascripts/Components/AccountMenu/AccountMenu.tsx

@@ -1,26 +1,24 @@
 import { observer } from 'mobx-react-lite'
-import { useCloseOnClickOutside } from '@/Hooks/useCloseOnClickOutside'
 import { ViewControllerManager } from '@/Services/ViewControllerManager'
 import { WebApplication } from '@/Application/Application'
-import { useCallback, useRef, FunctionComponent, KeyboardEventHandler } from 'react'
+import { useCallback, FunctionComponent, KeyboardEventHandler } from 'react'
 import { ApplicationGroup } from '@/Application/ApplicationGroup'
 import { AccountMenuPane } from './AccountMenuPane'
 import MenuPaneSelector from './MenuPaneSelector'
 
-type Props = {
+export type AccountMenuProps = {
   viewControllerManager: ViewControllerManager
   application: WebApplication
   onClickOutside: () => void
   mainApplicationGroup: ApplicationGroup
 }
 
-const AccountMenu: FunctionComponent<Props> = ({
+const AccountMenu: FunctionComponent<AccountMenuProps> = ({
   application,
   viewControllerManager,
-  onClickOutside,
   mainApplicationGroup,
 }) => {
-  const { currentPane, shouldAnimateCloseMenu } = viewControllerManager.accountMenuController
+  const { currentPane } = viewControllerManager.accountMenuController
 
   const closeAccountMenu = useCallback(() => {
     viewControllerManager.accountMenuController.closeAccountMenu()
@@ -33,11 +31,6 @@ const AccountMenu: FunctionComponent<Props> = ({
     [viewControllerManager],
   )
 
-  const ref = useRef<HTMLDivElement>(null)
-  useCloseOnClickOutside(ref, () => {
-    onClickOutside()
-  })
-
   const handleKeyDown: KeyboardEventHandler<HTMLDivElement> = useCallback(
     (event) => {
       switch (event.key) {
@@ -56,13 +49,7 @@ const AccountMenu: FunctionComponent<Props> = ({
   )
 
   return (
-    <div ref={ref} id="account-menu" className="sn-component">
+    <div id="account-menu" className="sn-component" onKeyDown={handleKeyDown}>
-      <div
-        className={`max-h-120 absolute bottom-full left-0 z-footer-bar-item-panel flex min-w-80 max-w-xs cursor-auto flex-col overflow-y-auto rounded bg-default py-2 shadow-main ${
-          shouldAnimateCloseMenu ? 'slide-up-animation' : 'slide-down-animation transition-transform duration-150'
-        }`}
-        onKeyDown={handleKeyDown}
-      >
       <MenuPaneSelector
         viewControllerManager={viewControllerManager}
         application={application}
@@ -72,7 +59,6 @@ const AccountMenu: FunctionComponent<Props> = ({
         closeMenu={closeAccountMenu}
       />
     </div>
-    </div>
   )
 }
 

packages/web/src/javascripts/Components/AccountMenu/WorkspaceSwitcher/WorkspaceSwitcherMenu.tsx

@@ -23,7 +23,9 @@ const WorkspaceSwitcherMenu: FunctionComponent<Props> = ({
   isOpen,
   hideWorkspaceOptions = false,
 }: Props) => {
-  const [applicationDescriptors, setApplicationDescriptors] = useState<ApplicationDescriptor[]>([])
+  const [applicationDescriptors, setApplicationDescriptors] = useState<ApplicationDescriptor[]>(
+    mainApplicationGroup.getDescriptors(),
+  )
 
   useEffect(() => {
     const applicationDescriptors = mainApplicationGroup.getDescriptors()

packages/web/src/javascripts/Components/AccountMenu/WorkspaceSwitcher/WorkspaceSwitcherOption.tsx

@@ -1,13 +1,13 @@
 import { FOCUSABLE_BUT_NOT_TABBABLE } from '@/Constants/Constants'
 import { ApplicationGroup } from '@/Application/ApplicationGroup'
 import { ViewControllerManager } from '@/Services/ViewControllerManager'
-import { calculateSubmenuStyle, SubmenuStyle } from '@/Utils/CalculateSubmenuStyle'
 import { observer } from 'mobx-react-lite'
-import { FunctionComponent, useCallback, useEffect, useRef, useState } from 'react'
+import { FunctionComponent, useCallback, useRef, useState } from 'react'
 import Icon from '@/Components/Icon/Icon'
 import WorkspaceSwitcherMenu from './WorkspaceSwitcherMenu'
 import MenuItem from '@/Components/Menu/MenuItem'
 import { MenuItemType } from '@/Components/Menu/MenuItemType'
+import Popover from '@/Components/Popover/Popover'
 
 type Props = {
   mainApplicationGroup: ApplicationGroup
@@ -16,32 +16,11 @@ type Props = {
 
 const WorkspaceSwitcherOption: FunctionComponent<Props> = ({ mainApplicationGroup, viewControllerManager }) => {
   const buttonRef = useRef<HTMLButtonElement>(null)
-  const menuRef = useRef<HTMLDivElement>(null)
   const [isOpen, setIsOpen] = useState(false)
-  const [menuStyle, setMenuStyle] = useState<SubmenuStyle>()
 
   const toggleMenu = useCallback(() => {
-    if (!isOpen) {
+    setIsOpen((isOpen) => !isOpen)
-      const menuPosition = calculateSubmenuStyle(buttonRef.current)
+  }, [])
-      if (menuPosition) {
-        setMenuStyle(menuPosition)
-      }
-    }
-
-    setIsOpen(!isOpen)
-  }, [isOpen, setIsOpen])
-
-  useEffect(() => {
-    if (isOpen) {
-      setTimeout(() => {
-        const newMenuPosition = calculateSubmenuStyle(buttonRef.current, menuRef.current)
-
-        if (newMenuPosition) {
-          setMenuStyle(newMenuPosition)
-        }
-      })
-    }
-  }, [isOpen])
 
   return (
     <>
@@ -58,19 +37,20 @@ const WorkspaceSwitcherOption: FunctionComponent<Props> = ({ mainApplicationGrou
         </div>
         <Icon type="chevron-right" className="text-neutral" />
       </MenuItem>
-      {isOpen && (
+      <Popover
-        <div
+        align="end"
-          ref={menuRef}
+        anchorElement={buttonRef.current}
-          className="max-h-120 fixed min-w-68 overflow-y-auto rounded bg-default py-2 shadow-main"
+        className="py-2"
-          style={menuStyle}
+        open={isOpen}
+        side="right"
+        togglePopover={toggleMenu}
       >
         <WorkspaceSwitcherMenu
           mainApplicationGroup={mainApplicationGroup}
           viewControllerManager={viewControllerManager}
           isOpen={isOpen}
         />
-        </div>
+      </Popover>
-      )}
     </>
   )
 }

packages/web/src/javascripts/Components/AttachedFilesPopover/AttachedFilesButton.tsx

@@ -1,11 +1,7 @@
 import { WebApplication } from '@/Application/Application'
-import { MENU_MARGIN_FROM_APP_BORDER } from '@/Constants/Constants'
-import { Disclosure, DisclosureButton, DisclosurePanel } from '@reach/disclosure'
-import VisuallyHidden from '@reach/visually-hidden'
 import { observer } from 'mobx-react-lite'
 import { FunctionComponent, useCallback, useEffect, useRef, useState } from 'react'
 import Icon from '@/Components/Icon/Icon'
-import { useCloseOnBlur } from '@/Hooks/useCloseOnBlur'
 import AttachedFilesPopover from './AttachedFilesPopover'
 import { usePremiumModal } from '@/Hooks/usePremiumModal'
 import { PopoverTabs } from './PopoverTabs'
@@ -18,6 +14,8 @@ import { SelectedItemsController } from '@/Controllers/SelectedItemsController'
 import { useFileDragNDrop } from '@/Components/FileDragNDropProvider/FileDragNDropProvider'
 import { FileItem, SNNote } from '@standardnotes/snjs'
 import { addToast, ToastType } from '@standardnotes/toast'
+import { classNames } from '@/Utils/ConcatenateClassNames'
+import Popover from '../Popover/Popover'
 
 type Props = {
   application: WebApplication
@@ -34,7 +32,6 @@ const AttachedFilesButton: FunctionComponent<Props> = ({
   application,
   featuresController,
   filesController,
-  filePreviewModalController,
   navigationController,
   notesController,
   selectionController,
@@ -46,24 +43,9 @@ const AttachedFilesButton: FunctionComponent<Props> = ({
   const premiumModal = usePremiumModal()
   const note: SNNote | undefined = notesController.firstSelectedNote
 
-  const [open, setOpen] = useState(false)
+  const [isOpen, setIsOpen] = useState(false)
-  const [position, setPosition] = useState({
-    top: 0,
-    right: 0,
-  })
-  const [maxHeight, setMaxHeight] = useState<number | 'auto'>('auto')
   const buttonRef = useRef<HTMLButtonElement>(null)
-  const panelRef = useRef<HTMLDivElement>(null)
   const containerRef = useRef<HTMLDivElement>(null)
-  const [closeOnBlur, keepMenuOpen] = useCloseOnBlur(containerRef, setOpen)
-
-  useEffect(() => {
-    if (filePreviewModalController.isOpen) {
-      keepMenuOpen(true)
-    } else {
-      keepMenuOpen(false)
-    }
-  }, [filePreviewModalController.isOpen, keepMenuOpen])
 
   const [currentTab, setCurrentTab] = useState(
     navigationController.isInFilesView ? PopoverTabs.AllFiles : PopoverTabs.AttachedFiles,
@@ -78,29 +60,14 @@ const AttachedFilesButton: FunctionComponent<Props> = ({
   }, [currentTab, isAttachedTabDisabled])
 
   const toggleAttachedFilesMenu = useCallback(async () => {
-    const rect = buttonRef.current?.getBoundingClientRect()
+    const newOpenState = !isOpen
-    if (rect) {
-      const { clientHeight } = document.documentElement
-      const footerElementRect = document.getElementById('footer-bar')?.getBoundingClientRect()
-      const footerHeightInPx = footerElementRect?.height
 
-      if (footerHeightInPx) {
-        setMaxHeight(clientHeight - rect.bottom - footerHeightInPx - MENU_MARGIN_FROM_APP_BORDER)
-      }
-
-      setPosition({
-        top: rect.bottom,
-        right: document.body.clientWidth - rect.right,
-      })
-
-      const newOpenState = !open
     if (newOpenState && onClickPreprocessing) {
       await onClickPreprocessing()
     }
 
-      setOpen(newOpenState)
+    setIsOpen(newOpenState)
-    }
+  }, [onClickPreprocessing, isOpen])
-  }, [onClickPreprocessing, open])
 
   const prospectivelyShowFilesPremiumModal = useCallback(() => {
     if (!featuresController.hasFiles) {
@@ -132,10 +99,10 @@ const AttachedFilesButton: FunctionComponent<Props> = ({
   const { isDraggingFiles, addFilesDragInCallback, addFilesDropCallback } = useFileDragNDrop()
 
   useEffect(() => {
-    if (isDraggingFiles && !open) {
+    if (isDraggingFiles && !isOpen) {
       void toggleAttachedFilesMenu()
     }
-  }, [isDraggingFiles, open, toggleAttachedFilesMenu])
+  }, [isDraggingFiles, isOpen, toggleAttachedFilesMenu])
 
   const filesDragInCallback = useCallback((tab: PopoverTabs) => {
     setCurrentTab(tab)
@@ -162,53 +129,41 @@ const AttachedFilesButton: FunctionComponent<Props> = ({
 
   return (
     <div ref={containerRef}>
-      <Disclosure open={open} onChange={toggleAttachedFilesMenuWithEntitlementCheck}>
+      <button
-        <DisclosureButton
+        className={classNames(
-          onKeyDown={(event) => {
+          'bg-text-padding flex h-8 min-w-8 cursor-pointer items-center justify-center rounded-full border border-solid border-border text-neutral hover:bg-contrast focus:bg-contrast',
-            if (event.key === 'Escape') {
+          attachedFilesCount > 0 ? 'py-1 px-3' : '',
-              setOpen(false)
+        )}
-            }
+        title="Attached files"
-          }}
+        aria-label="Attached files"
+        onClick={toggleAttachedFilesMenuWithEntitlementCheck}
         ref={buttonRef}
-          className={`bg-text-padding flex h-8 min-w-8 cursor-pointer items-center justify-center rounded-full border border-solid border-border text-neutral hover:bg-contrast focus:bg-contrast ${
-            attachedFilesCount > 0 ? 'py-1 px-3' : ''
-          }`}
-          onBlur={closeOnBlur}
-        >
-          <VisuallyHidden>Attached files</VisuallyHidden>
-          <Icon type="attachment-file" className="block" />
-          {attachedFilesCount > 0 && <span className="ml-2 text-sm">{attachedFilesCount}</span>}
-        </DisclosureButton>
-        <DisclosurePanel
         onKeyDown={(event) => {
           if (event.key === 'Escape') {
-              setOpen(false)
+            setIsOpen(false)
-              buttonRef.current?.focus()
           }
         }}
-          ref={panelRef}
-          style={{
-            ...position,
-            maxHeight,
-          }}
-          className="slide-down-animation max-h-120 fixed flex min-w-80 max-w-xs flex-col overflow-y-auto rounded bg-default shadow-main transition-transform duration-150"
-          onBlur={closeOnBlur}
       >
-          {open && (
+        <Icon type="attachment-file" />
+        {attachedFilesCount > 0 && <span className="ml-2 text-sm">{attachedFilesCount}</span>}
+      </button>
+      <Popover
+        togglePopover={toggleAttachedFilesMenuWithEntitlementCheck}
+        anchorElement={buttonRef.current}
+        open={isOpen}
+        className="pt-2 md:pt-0"
+      >
         <AttachedFilesPopover
           application={application}
           filesController={filesController}
           attachedFiles={attachedFiles}
           allFiles={allFiles}
-              closeOnBlur={closeOnBlur}
           currentTab={currentTab}
           isDraggingFiles={isDraggingFiles}
           setCurrentTab={setCurrentTab}
           attachedTabDisabled={isAttachedTabDisabled}
         />
-          )}
+      </Popover>
-        </DisclosurePanel>
-      </Disclosure>
     </div>
   )
 }

packages/web/src/javascripts/Components/AttachedFilesPopover/AttachedFilesPopover.tsx

@@ -16,7 +16,6 @@ type Props = {
   filesController: FilesController
   allFiles: FileItem[]
   attachedFiles: FileItem[]
-  closeOnBlur: (event: { relatedTarget: EventTarget | null }) => void
   currentTab: PopoverTabs
   isDraggingFiles: boolean
   setCurrentTab: Dispatch<SetStateAction<PopoverTabs>>
@@ -28,7 +27,6 @@ const AttachedFilesPopover: FunctionComponent<Props> = ({
   filesController,
   allFiles,
   attachedFiles,
-  closeOnBlur,
   currentTab,
   isDraggingFiles,
   setCurrentTab,
@@ -87,7 +85,6 @@ const AttachedFilesPopover: FunctionComponent<Props> = ({
           onClick={() => {
             setCurrentTab(PopoverTabs.AttachedFiles)
           }}
-          onBlur={closeOnBlur}
           disabled={attachedTabDisabled}
         >
           Attached
@@ -100,7 +97,6 @@ const AttachedFilesPopover: FunctionComponent<Props> = ({
           onClick={() => {
             setCurrentTab(PopoverTabs.AllFiles)
           }}
-          onBlur={closeOnBlur}
         >
           All files
         </button>
@@ -117,7 +113,6 @@ const AttachedFilesPopover: FunctionComponent<Props> = ({
                 onInput={(e) => {
                   setSearchQuery((e.target as HTMLInputElement).value)
                 }}
-                onBlur={closeOnBlur}
                 ref={searchInputRef}
               />
               {searchQuery.length > 0 && (
@@ -127,7 +122,6 @@ const AttachedFilesPopover: FunctionComponent<Props> = ({
                     setSearchQuery('')
                     searchInputRef.current?.focus()
                   }}
-                  onBlur={closeOnBlur}
                 >
                   <Icon type="clear-circle-filled" className="text-neutral" />
                 </button>
@@ -144,7 +138,6 @@ const AttachedFilesPopover: FunctionComponent<Props> = ({
                 isAttachedToNote={attachedFiles.includes(file)}
                 handleFileAction={filesController.handleFileAction}
                 getIconType={application.iconsController.getIconForFileType}
-                closeOnBlur={closeOnBlur}
                 previewHandler={previewHandler}
               />
             )
@@ -161,7 +154,7 @@ const AttachedFilesPopover: FunctionComponent<Props> = ({
                 ? 'No files attached to this note'
                 : 'No files found in this account'}
             </div>
-            <Button onClick={handleAttachFilesClick} onBlur={closeOnBlur}>
+            <Button onClick={handleAttachFilesClick}>
               {currentTab === PopoverTabs.AttachedFiles ? 'Attach' : 'Upload'} files
             </Button>
             <div className="mt-3 text-xs text-passive-0">Or drop your files here</div>
@@ -172,7 +165,6 @@ const AttachedFilesPopover: FunctionComponent<Props> = ({
         <button
           className="flex w-full cursor-pointer items-center border-0 border-t border-solid border-border bg-transparent px-3 py-3 text-left text-sm text-text hover:bg-contrast hover:text-foreground focus:bg-info-backdrop focus:shadow-none"
           onClick={handleAttachFilesClick}
-          onBlur={closeOnBlur}
         >
           <Icon type="add" className="mr-2 text-neutral" />
           {currentTab === PopoverTabs.AttachedFiles ? 'Attach' : 'Upload'} files

packages/web/src/javascripts/Components/AttachedFilesPopover/PopoverFileItem.tsx

@@ -22,7 +22,6 @@ const PopoverFileItem: FunctionComponent<PopoverFileItemProps> = ({
   isAttachedToNote,
   handleFileAction,
   getIconType,
-  closeOnBlur,
   previewHandler,
 }) => {
   const [fileName, setFileName] = useState(file.name)
@@ -116,7 +115,6 @@ const PopoverFileItem: FunctionComponent<PopoverFileItemProps> = ({
         isAttachedToNote={isAttachedToNote}
         handleFileAction={handleFileAction}
         setIsRenamingFile={setIsRenamingFile}
-        closeOnBlur={closeOnBlur}
         previewHandler={previewHandler}
       />
     </div>

packages/web/src/javascripts/Components/AttachedFilesPopover/PopoverFileItemProps.tsx

@@ -8,7 +8,6 @@ type CommonProps = {
   handleFileAction: (action: PopoverFileItemAction) => Promise<{
     didHandleAction: boolean
   }>
-  closeOnBlur: (event: { relatedTarget: EventTarget | null }) => void
   previewHandler: (file: FileItem) => void
 }
 

packages/web/src/javascripts/Components/AttachedFilesPopover/PopoverFileSubmenu.tsx

@@ -1,14 +1,12 @@
 import { FOCUSABLE_BUT_NOT_TABBABLE } from '@/Constants/Constants'
-import { calculateSubmenuStyle, SubmenuStyle } from '@/Utils/CalculateSubmenuStyle'
+import { FunctionComponent, useCallback, useRef, useState } from 'react'
-import { Disclosure, DisclosureButton, DisclosurePanel } from '@reach/disclosure'
-import { FunctionComponent, useCallback, useEffect, useRef, useState } from 'react'
 import Icon from '@/Components/Icon/Icon'
 import Switch from '@/Components/Switch/Switch'
-import { useCloseOnBlur } from '@/Hooks/useCloseOnBlur'
 import { PopoverFileSubmenuProps } from './PopoverFileItemProps'
 import { PopoverFileItemActionType } from './PopoverFileItemAction'
 import HorizontalSeparator from '../Shared/HorizontalSeparator'
 import { formatSizeToReadableString } from '@standardnotes/filepicker'
+import Popover from '../Popover/Popover'
 
 const PopoverFileSubmenu: FunctionComponent<PopoverFileSubmenuProps> = ({
   file,
@@ -19,72 +17,29 @@ const PopoverFileSubmenu: FunctionComponent<PopoverFileSubmenuProps> = ({
 }) => {
   const menuContainerRef = useRef<HTMLDivElement>(null)
   const menuButtonRef = useRef<HTMLButtonElement>(null)
-  const menuRef = useRef<HTMLDivElement>(null)
 
-  const [isMenuOpen, setIsMenuOpen] = useState(false)
+  const [isOpen, setIsOpen] = useState(false)
   const [isFileProtected, setIsFileProtected] = useState(file.protected)
-  const [menuStyle, setMenuStyle] = useState<SubmenuStyle>({
-    right: 0,
-    bottom: 0,
-    maxHeight: 'auto',
-  })
-  const [closeOnBlur] = useCloseOnBlur(menuContainerRef, setIsMenuOpen)
 
   const closeMenu = useCallback(() => {
-    setIsMenuOpen(false)
+    setIsOpen(false)
   }, [])
 
   const toggleMenu = useCallback(() => {
-    if (!isMenuOpen) {
+    setIsOpen((isOpen) => !isOpen)
-      const menuPosition = calculateSubmenuStyle(menuButtonRef.current)
-      if (menuPosition) {
-        setMenuStyle(menuPosition)
-      }
-    }
-
-    setIsMenuOpen(!isMenuOpen)
-  }, [isMenuOpen])
-
-  const recalculateMenuStyle = useCallback(() => {
-    const newMenuPosition = calculateSubmenuStyle(menuButtonRef.current, menuRef.current)
-
-    if (newMenuPosition) {
-      setMenuStyle(newMenuPosition)
-    }
   }, [])
 
-  useEffect(() => {
-    if (isMenuOpen) {
-      setTimeout(() => {
-        recalculateMenuStyle()
-      })
-    }
-  }, [isMenuOpen, recalculateMenuStyle])
-
   return (
     <div ref={menuContainerRef}>
-      <Disclosure open={isMenuOpen} onChange={toggleMenu}>
+      <button
-        <DisclosureButton
         ref={menuButtonRef}
-          onBlur={closeOnBlur}
+        onClick={toggleMenu}
         className="h-7 w-7 cursor-pointer rounded-full border-0 bg-transparent p-1 hover:bg-contrast"
       >
         <Icon type="more" className="text-neutral" />
-        </DisclosureButton>
+      </button>
-        <DisclosurePanel
+      <Popover anchorElement={menuButtonRef.current} open={isOpen} togglePopover={toggleMenu} className="py-2">
-          ref={menuRef}
-          style={{
-            ...menuStyle,
-            position: 'fixed',
-          }}
-          className={`${
-            isMenuOpen ? 'flex' : 'hidden'
-          } max-h-120 fixed min-w-60 flex-col overflow-y-auto rounded bg-default py-1 shadow-main`}
-        >
-          {isMenuOpen && (
-            <>
         <button
-                onBlur={closeOnBlur}
           className="flex w-full cursor-pointer items-center border-0 bg-transparent px-3 py-1.5 text-left text-sm text-text hover:bg-contrast hover:text-foreground focus:bg-info-backdrop focus:shadow-none"
           onClick={() => {
             previewHandler(file)
@@ -96,7 +51,6 @@ const PopoverFileSubmenu: FunctionComponent<PopoverFileSubmenuProps> = ({
         </button>
         {isAttachedToNote ? (
           <button
-                  onBlur={closeOnBlur}
             className="flex w-full cursor-pointer items-center border-0 bg-transparent px-3 py-1.5 text-left text-sm text-text hover:bg-contrast hover:text-foreground focus:bg-info-backdrop focus:shadow-none"
             onClick={() => {
               handleFileAction({
@@ -111,7 +65,6 @@ const PopoverFileSubmenu: FunctionComponent<PopoverFileSubmenuProps> = ({
           </button>
         ) : (
           <button
-                  onBlur={closeOnBlur}
             className="flex w-full cursor-pointer items-center border-0 bg-transparent px-3 py-1.5 text-left text-sm text-text hover:bg-contrast hover:text-foreground focus:bg-info-backdrop focus:shadow-none"
             onClick={() => {
               handleFileAction({
@@ -137,7 +90,6 @@ const PopoverFileSubmenu: FunctionComponent<PopoverFileSubmenuProps> = ({
               },
             }).catch(console.error)
           }}
-                onBlur={closeOnBlur}
         >
           <span className="flex items-center">
             <Icon type="password" className="mr-2 text-neutral" />
@@ -151,7 +103,6 @@ const PopoverFileSubmenu: FunctionComponent<PopoverFileSubmenuProps> = ({
         </button>
         <HorizontalSeparator classes="my-1" />
         <button
-                onBlur={closeOnBlur}
           className="flex w-full cursor-pointer items-center border-0 bg-transparent px-3 py-1.5 text-left text-sm text-text hover:bg-contrast hover:text-foreground focus:bg-info-backdrop focus:shadow-none"
           onClick={() => {
             handleFileAction({
@@ -165,7 +116,6 @@ const PopoverFileSubmenu: FunctionComponent<PopoverFileSubmenuProps> = ({
           Download
         </button>
         <button
-                onBlur={closeOnBlur}
           className="flex w-full cursor-pointer items-center border-0 bg-transparent px-3 py-1.5 text-left text-sm text-text hover:bg-contrast hover:text-foreground focus:bg-info-backdrop focus:shadow-none"
           onClick={() => {
             setIsRenamingFile(true)
@@ -175,7 +125,6 @@ const PopoverFileSubmenu: FunctionComponent<PopoverFileSubmenuProps> = ({
           Rename
         </button>
         <button
-                onBlur={closeOnBlur}
           className="flex w-full cursor-pointer items-center border-0 bg-transparent px-3 py-1.5 text-left text-sm text-text hover:bg-contrast hover:text-foreground focus:bg-info-backdrop focus:shadow-none"
           onClick={() => {
             handleFileAction({
@@ -196,10 +145,7 @@ const PopoverFileSubmenu: FunctionComponent<PopoverFileSubmenuProps> = ({
             <span className="font-semibold">Size:</span> {formatSizeToReadableString(file.decryptedSize)}
           </div>
         </div>
-            </>
+      </Popover>
-          )}
-        </DisclosurePanel>
-      </Disclosure>
     </div>
   )
 }

packages/web/src/javascripts/Components/ChallengeModal/LockscreenWorkspaceSwitcher.tsx

@@ -1,11 +1,10 @@
 import { ApplicationGroup } from '@/Application/ApplicationGroup'
 import { ViewControllerManager } from '@/Services/ViewControllerManager'
-import { calculateSubmenuStyle, SubmenuStyle } from '@/Utils/CalculateSubmenuStyle'
+import { FunctionComponent, useCallback, useRef, useState } from 'react'
-import { FunctionComponent, useCallback, useEffect, useRef, useState } from 'react'
 import WorkspaceSwitcherMenu from '@/Components/AccountMenu/WorkspaceSwitcher/WorkspaceSwitcherMenu'
 import Button from '@/Components/Button/Button'
 import Icon from '@/Components/Icon/Icon'
-import { useCloseOnClickOutside } from '@/Hooks/useCloseOnClickOutside'
+import Popover from '../Popover/Popover'
 
 type Props = {
   mainApplicationGroup: ApplicationGroup
@@ -14,36 +13,12 @@ type Props = {
 
 const LockscreenWorkspaceSwitcher: FunctionComponent<Props> = ({ mainApplicationGroup, viewControllerManager }) => {
   const buttonRef = useRef<HTMLButtonElement>(null)
-  const menuRef = useRef<HTMLDivElement>(null)
   const containerRef = useRef<HTMLDivElement>(null)
   const [isOpen, setIsOpen] = useState(false)
-  const [menuStyle, setMenuStyle] = useState<SubmenuStyle>()
-
-  useCloseOnClickOutside(containerRef, () => setIsOpen(false))
 
   const toggleMenu = useCallback(() => {
-    if (!isOpen) {
+    setIsOpen((isOpen) => !isOpen)
-      const menuPosition = calculateSubmenuStyle(buttonRef.current)
+  }, [])
-      if (menuPosition) {
-        setMenuStyle(menuPosition)
-      }
-    }
-
-    setIsOpen(!isOpen)
-  }, [isOpen])
-
-  useEffect(() => {
-    if (isOpen) {
-      const timeToWaitBeforeCheckingMenuCollision = 0
-      setTimeout(() => {
-        const newMenuPosition = calculateSubmenuStyle(buttonRef.current, menuRef.current)
-
-        if (newMenuPosition) {
-          setMenuStyle(newMenuPosition)
-        }
-      }, timeToWaitBeforeCheckingMenuCollision)
-    }
-  }, [isOpen])
 
   return (
     <div ref={containerRef}>
@@ -51,11 +26,14 @@ const LockscreenWorkspaceSwitcher: FunctionComponent<Props> = ({ mainApplication
         <Icon type="user-switch" className="mr-2 text-neutral" />
         Switch workspace
       </Button>
-      {isOpen && (
+      <Popover
-        <div
+        align="center"
-          ref={menuRef}
+        anchorElement={buttonRef.current}
-          className="max-h-120 fixed min-w-68 overflow-y-auto rounded-md bg-default py-2 shadow-main"
+        className="py-2"
-          style={menuStyle}
+        open={isOpen}
+        overrideZIndex="z-modal"
+        side="right"
+        togglePopover={toggleMenu}
       >
         <WorkspaceSwitcherMenu
           mainApplicationGroup={mainApplicationGroup}
@@ -63,8 +41,7 @@ const LockscreenWorkspaceSwitcher: FunctionComponent<Props> = ({ mainApplication
           isOpen={isOpen}
           hideWorkspaceOptions={true}
         />
-        </div>
+      </Popover>
-      )}
     </div>
   )
 }

packages/web/src/javascripts/Components/ChangeEditor/ChangeEditorButton.tsx

@@ -1,13 +1,10 @@
 import { WebApplication } from '@/Application/Application'
 import { ViewControllerManager } from '@/Services/ViewControllerManager'
-import { MENU_MARGIN_FROM_APP_BORDER } from '@/Constants/Constants'
-import { Disclosure, DisclosureButton, DisclosurePanel } from '@reach/disclosure'
-import VisuallyHidden from '@reach/visually-hidden'
 import { observer } from 'mobx-react-lite'
-import { FunctionComponent, useRef, useState } from 'react'
+import { FunctionComponent, useCallback, useRef, useState } from 'react'
 import Icon from '@/Components/Icon/Icon'
 import ChangeEditorMenu from './ChangeEditorMenu'
-import { useCloseOnBlur } from '@/Hooks/useCloseOnBlur'
+import Popover from '../Popover/Popover'
 
 type Props = {
   application: WebApplication
@@ -22,89 +19,38 @@ const ChangeEditorButton: FunctionComponent<Props> = ({
 }: Props) => {
   const note = viewControllerManager.notesController.firstSelectedNote
   const [isOpen, setIsOpen] = useState(false)
-  const [isVisible, setIsVisible] = useState(false)
-  const [position, setPosition] = useState({
-    top: 0,
-    right: 0,
-  })
-  const [maxHeight, setMaxHeight] = useState<number | 'auto'>('auto')
   const buttonRef = useRef<HTMLButtonElement>(null)
-  const panelRef = useRef<HTMLDivElement>(null)
   const containerRef = useRef<HTMLDivElement>(null)
-  const [closeOnBlur] = useCloseOnBlur(containerRef, setIsOpen)
 
-  const toggleChangeEditorMenu = async () => {
+  const toggleMenu = useCallback(async () => {
-    const rect = buttonRef.current?.getBoundingClientRect()
+    const willMenuOpen = !isOpen
-    if (rect) {
+    if (willMenuOpen && onClickPreprocessing) {
-      const { clientHeight } = document.documentElement
-      const footerElementRect = document.getElementById('footer-bar')?.getBoundingClientRect()
-      const footerHeightInPx = footerElementRect?.height
-
-      if (footerHeightInPx) {
-        setMaxHeight(clientHeight - rect.bottom - footerHeightInPx - MENU_MARGIN_FROM_APP_BORDER)
-      }
-
-      setPosition({
-        top: rect.bottom,
-        right: document.body.clientWidth - rect.right,
-      })
-
-      const newOpenState = !isOpen
-      if (newOpenState && onClickPreprocessing) {
       await onClickPreprocessing()
     }
-
+    setIsOpen(willMenuOpen)
-      setIsOpen(newOpenState)
+  }, [onClickPreprocessing, isOpen])
-      setTimeout(() => {
-        setIsVisible(newOpenState)
-      })
-    }
-  }
 
   return (
     <div ref={containerRef}>
-      <Disclosure open={isOpen} onChange={toggleChangeEditorMenu}>
+      <button
-        <DisclosureButton
+        className="bg-text-padding flex h-8 min-w-8 cursor-pointer items-center justify-center rounded-full border border-solid border-border text-neutral hover:bg-contrast focus:bg-contrast"
-          onKeyDown={(event) => {
+        title="Change note type"
-            if (event.key === 'Escape') {
+        aria-label="Change note type"
-              setIsOpen(false)
+        onClick={toggleMenu}
-            }
-          }}
-          onBlur={closeOnBlur}
         ref={buttonRef}
-          className="flex h-8 min-w-8 cursor-pointer items-center justify-center rounded-full border border-solid border-border text-neutral hover:bg-contrast focus:bg-contrast"
       >
-          <VisuallyHidden>Change note type</VisuallyHidden>
+        <Icon type="dashboard" />
-          <Icon type="dashboard" className="block" />
+      </button>
-        </DisclosureButton>
+      <Popover togglePopover={toggleMenu} anchorElement={buttonRef.current} open={isOpen} className="pt-2 md:pt-0">
-        <DisclosurePanel
-          onKeyDown={(event) => {
-            if (event.key === 'Escape') {
-              setIsOpen(false)
-              buttonRef.current?.focus()
-            }
-          }}
-          ref={panelRef}
-          style={{
-            ...position,
-            maxHeight,
-          }}
-          className="slide-down-animation max-h-120 fixed flex min-w-68 max-w-xs flex-col overflow-y-auto rounded bg-default shadow-main transition-transform duration-150"
-          onBlur={closeOnBlur}
-        >
-          {isOpen && (
         <ChangeEditorMenu
-              closeOnBlur={closeOnBlur}
           application={application}
-              isVisible={isVisible}
+          isVisible={isOpen}
           note={note}
           closeMenu={() => {
             setIsOpen(false)
           }}
         />
-          )}
+      </Popover>
-        </DisclosurePanel>
-      </Disclosure>
     </div>
   )
 }

packages/web/src/javascripts/Components/ChangeEditor/ChangeEditorMenu.tsx

@@ -14,7 +14,7 @@ import {
   SNNote,
   TransactionalMutation,
 } from '@standardnotes/snjs'
-import { Fragment, FunctionComponent, useCallback, useEffect, useState } from 'react'
+import { Fragment, FunctionComponent, useCallback, useEffect, useMemo, useState } from 'react'
 import { EditorMenuGroup } from '@/Components/NotesOptions/EditorMenuGroup'
 import { EditorMenuItem } from '@/Components/NotesOptions/EditorMenuItem'
 import { createEditorMenuGroups } from './createEditorMenuGroups'
@@ -28,7 +28,6 @@ import { PremiumFeatureIconClass, PremiumFeatureIconName } from '../Icon/Premium
 
 type ChangeEditorMenuProps = {
   application: WebApplication
-  closeOnBlur: (event: { relatedTarget: EventTarget | null }) => void
   closeMenu: () => void
   isVisible: boolean
   note: SNNote | undefined
@@ -36,25 +35,17 @@ type ChangeEditorMenuProps = {
 
 const getGroupId = (group: EditorMenuGroup) => group.title.toLowerCase().replace(/\s/, '-')
 
-const ChangeEditorMenu: FunctionComponent<ChangeEditorMenuProps> = ({
+const ChangeEditorMenu: FunctionComponent<ChangeEditorMenuProps> = ({ application, closeMenu, isVisible, note }) => {
-  application,
+  const editors = useMemo(
-  closeOnBlur,
+    () =>
-  closeMenu,
-  isVisible,
-  note,
-}) => {
-  const [editors] = useState<SNComponent[]>(() =>
       application.componentManager.componentsForArea(ComponentArea.Editor).sort((a, b) => {
         return a.displayName.toLowerCase() < b.displayName.toLowerCase() ? -1 : 1
       }),
+    [application.componentManager],
   )
-  const [groups, setGroups] = useState<EditorMenuGroup[]>([])
+  const groups = useMemo(() => createEditorMenuGroups(application, editors), [application, editors])
   const [currentEditor, setCurrentEditor] = useState<SNComponent>()
 
-  useEffect(() => {
-    setGroups(createEditorMenuGroups(application, editors))
-  }, [application, editors])
-
   useEffect(() => {
     if (note) {
       setCurrentEditor(application.componentManager.editorForNote(note))
@@ -195,7 +186,6 @@ const ChangeEditorMenu: FunctionComponent<ChangeEditorMenuProps> = ({
                       type={MenuItemType.RadioButton}
                       onClick={onClickEditorItem}
                       className={'flex-row-reverse py-2'}
-                      onBlur={closeOnBlur}
                       checked={item.isEntitled ? isSelectedEditor(item) : undefined}
                     >
                       <div className="flex flex-grow items-center justify-between">

packages/web/src/javascripts/Components/ContentListView/Header/ContentListHeader.tsx

@@ -1,10 +1,9 @@
 import { WebApplication } from '@/Application/Application'
-import { Disclosure, DisclosurePanel } from '@reach/disclosure'
 import { memo, useCallback, useRef, useState } from 'react'
 import Icon from '../../Icon/Icon'
-import { DisplayOptionsMenuPositionProps } from './DisplayOptionsMenuProps'
+import { classNames } from '@/Utils/ConcatenateClassNames'
-import DisplayOptionsMenuPortal from './DisplayOptionsMenuPortal'
+import Popover from '@/Components/Popover/Popover'
-import StyledDisplayOptionsButton from './StyledDisplayOptionsButton'
+import DisplayOptionsMenu from './DisplayOptionsMenu'
 
 type Props = {
   application: {
@@ -26,21 +25,12 @@ const ContentListHeader = ({
   isFilesSmartView,
   optionsSubtitle,
 }: Props) => {
-  const [displayOptionsMenuPosition, setDisplayOptionsMenuPosition] = useState<DisplayOptionsMenuPositionProps>()
   const displayOptionsContainerRef = useRef<HTMLDivElement>(null)
   const displayOptionsButtonRef = useRef<HTMLButtonElement>(null)
 
   const [showDisplayOptionsMenu, setShowDisplayOptionsMenu] = useState(false)
 
   const toggleDisplayOptionsMenu = useCallback(() => {
-    if (displayOptionsButtonRef.current) {
-      const buttonBoundingRect = displayOptionsButtonRef.current.getBoundingClientRect()
-      setDisplayOptionsMenuPosition({
-        top: buttonBoundingRect.bottom,
-        left: buttonBoundingRect.right - buttonBoundingRect.width,
-      })
-    }
-
     setShowDisplayOptionsMenu((show) => !show)
   }, [])
 
@@ -52,24 +42,30 @@ const ContentListHeader = ({
       </div>
       <div className="flex">
         <div className="relative" ref={displayOptionsContainerRef}>
-          <Disclosure open={showDisplayOptionsMenu} onChange={toggleDisplayOptionsMenu}>
+          <button
-            <StyledDisplayOptionsButton $pressed={showDisplayOptionsMenu} ref={displayOptionsButtonRef}>
+            className={classNames(
+              'bg-text-padding flex h-8 min-w-8 cursor-pointer items-center justify-center rounded-full border border-solid border-border text-neutral hover:bg-contrast focus:bg-contrast',
+              showDisplayOptionsMenu && 'bg-contrast',
+            )}
+            onClick={toggleDisplayOptionsMenu}
+            ref={displayOptionsButtonRef}
+          >
             <Icon type="sort-descending" />
-            </StyledDisplayOptionsButton>
+          </button>
-            <DisclosurePanel>
+          <Popover
-              {showDisplayOptionsMenu && displayOptionsMenuPosition && (
+            open={showDisplayOptionsMenu}
-                <DisplayOptionsMenuPortal
+            anchorElement={displayOptionsButtonRef.current}
+            togglePopover={toggleDisplayOptionsMenu}
+            align="start"
+            className="py-2"
+          >
+            <DisplayOptionsMenu
               application={application}
               closeDisplayOptionsMenu={toggleDisplayOptionsMenu}
-                  containerRef={displayOptionsContainerRef}
-                  isOpen={showDisplayOptionsMenu}
               isFilesSmartView={isFilesSmartView}
-                  top={displayOptionsMenuPosition.top}
+              isOpen={showDisplayOptionsMenu}
-                  left={displayOptionsMenuPosition.left}
             />
-              )}
+          </Popover>
-            </DisclosurePanel>
-          </Disclosure>
         </div>
         <button
           className="ml-3 flex h-8 min-w-8 cursor-pointer items-center justify-center rounded-full border border-solid border-transparent bg-info text-info-contrast hover:brightness-125"

packages/web/src/javascripts/Components/ContentListView/Header/DisplayOptionsMenu.tsx

@@ -97,14 +97,7 @@ const DisplayOptionsMenu: FunctionComponent<DisplayOptionsMenuProps> = ({
   }, [application, hideEditorIcon])
 
   return (
-    <Menu
+    <Menu className="text-sm" a11yLabel="Notes list options menu" closeMenu={closeDisplayOptionsMenu} isOpen={isOpen}>
-      className={
-        'slide-down-animation z-index-dropdown-menu flex min-w-70 flex-col overflow-y-auto rounded border border-solid         border-border bg-default py-1 text-sm shadow-main         transition-transform duration-150'
-      }
-      a11yLabel="Notes list options menu"
-      closeMenu={closeDisplayOptionsMenu}
-      isOpen={isOpen}
-    >
       <div className="my-1 px-3 text-xs font-semibold uppercase text-text">Sort by</div>
       <MenuItem
         className="py-2"

packages/web/src/javascripts/Components/ContentListView/Header/DisplayOptionsMenuPortal.tsx

@@ -1,63 +0,0 @@
-import { createPortal } from 'react-dom'
-import styled from 'styled-components'
-import { DisplayOptionsMenuPositionProps, DisplayOptionsMenuProps } from './DisplayOptionsMenuProps'
-import DisplayOptionsMenu from './DisplayOptionsMenu'
-import { useRef, useEffect, RefObject } from 'react'
-
-type Props = DisplayOptionsMenuProps &
-  DisplayOptionsMenuPositionProps & {
-    containerRef: RefObject<HTMLDivElement>
-  }
-
-const PositionedOptionsMenu = styled.div<DisplayOptionsMenuPositionProps>`
-  position: absolute;
-  top: ${(props) => props.top}px;
-  left: ${(props) => props.left}px;
-  z-index: var(--z-index-dropdown-menu);
-`
-
-const DisplayOptionsMenuPortal = ({
-  application,
-  closeDisplayOptionsMenu,
-  containerRef,
-  isFilesSmartView,
-  isOpen,
-  top,
-  left,
-}: Props) => {
-  const menuRef = useRef<HTMLDivElement>(null)
-
-  useEffect(() => {
-    const closeIfClickedOutside = (event: MouseEvent) => {
-      const isDescendantOfMenu = menuRef.current?.contains(event.target as Node)
-      const isDescendantOfContainer = containerRef.current?.contains(event.target as Node)
-
-      if (!isDescendantOfMenu && !isDescendantOfContainer) {
-        closeDisplayOptionsMenu()
-      }
-    }
-
-    document.addEventListener('click', closeIfClickedOutside, { capture: true })
-    return () => {
-      document.removeEventListener('click', closeIfClickedOutside, {
-        capture: true,
-      })
-    }
-  }, [closeDisplayOptionsMenu, containerRef])
-
-  return createPortal(
-    <PositionedOptionsMenu top={top} left={left} ref={menuRef}>
-      <div className="sn-component">
-        <DisplayOptionsMenu
-          application={application}
-          closeDisplayOptionsMenu={closeDisplayOptionsMenu}
-          isFilesSmartView={isFilesSmartView}
-          isOpen={isOpen}
-        />
-      </div>
-    </PositionedOptionsMenu>,
-    document.body,
-  )
-}
-
-export default DisplayOptionsMenuPortal

packages/web/src/javascripts/Components/FileContextMenu/FileContextMenu.tsx

@@ -1,10 +1,8 @@
-import { MAX_MENU_SIZE_MULTIPLIER, MENU_MARGIN_FROM_APP_BORDER } from '@/Constants/Constants'
 import { FilesController } from '@/Controllers/FilesController'
 import { SelectedItemsController } from '@/Controllers/SelectedItemsController'
-import { useCloseOnBlur } from '@/Hooks/useCloseOnBlur'
-import { useCloseOnClickOutside } from '@/Hooks/useCloseOnClickOutside'
 import { observer } from 'mobx-react-lite'
-import { FunctionComponent, useCallback, useEffect, useRef, useState } from 'react'
+import { FunctionComponent, useRef } from 'react'
+import Popover from '../Popover/Popover'
 import FileMenuOptions from './FileMenuOptions'
 
 type Props = {
@@ -15,92 +13,27 @@ type Props = {
 const FileContextMenu: FunctionComponent<Props> = observer(({ filesController, selectionController }) => {
   const { showFileContextMenu, setShowFileContextMenu, fileContextMenuLocation } = filesController
 
-  const [contextMenuStyle, setContextMenuStyle] = useState<React.CSSProperties>({
-    top: 0,
-    left: 0,
-    visibility: 'hidden',
-  })
-  const [contextMenuMaxHeight, setContextMenuMaxHeight] = useState<number | 'auto'>('auto')
   const contextMenuRef = useRef<HTMLDivElement>(null)
-  const [closeOnBlur] = useCloseOnBlur(contextMenuRef, (open: boolean) => setShowFileContextMenu(open))
-  useCloseOnClickOutside(contextMenuRef, () => filesController.setShowFileContextMenu(false))
-
-  const reloadContextMenuLayout = useCallback(() => {
-    const { clientHeight } = document.documentElement
-    const defaultFontSize = window.getComputedStyle(document.documentElement).fontSize
-    const maxContextMenuHeight = parseFloat(defaultFontSize) * MAX_MENU_SIZE_MULTIPLIER
-    const footerElementRect = document.getElementById('footer-bar')?.getBoundingClientRect()
-    const footerHeightInPx = footerElementRect?.height
-
-    let openUpBottom = true
-
-    if (footerHeightInPx) {
-      const bottomSpace = clientHeight - footerHeightInPx - fileContextMenuLocation.y
-      const upSpace = fileContextMenuLocation.y
-
-      if (maxContextMenuHeight > bottomSpace) {
-        if (upSpace > maxContextMenuHeight) {
-          openUpBottom = false
-          setContextMenuMaxHeight('auto')
-        } else {
-          if (upSpace > bottomSpace) {
-            setContextMenuMaxHeight(upSpace - MENU_MARGIN_FROM_APP_BORDER)
-            openUpBottom = false
-          } else {
-            setContextMenuMaxHeight(bottomSpace - MENU_MARGIN_FROM_APP_BORDER)
-          }
-        }
-      } else {
-        setContextMenuMaxHeight('auto')
-      }
-    }
-
-    if (openUpBottom) {
-      setContextMenuStyle({
-        top: fileContextMenuLocation.y,
-        left: fileContextMenuLocation.x,
-        visibility: 'visible',
-      })
-    } else {
-      setContextMenuStyle({
-        bottom: clientHeight - fileContextMenuLocation.y,
-        left: fileContextMenuLocation.x,
-        visibility: 'visible',
-      })
-    }
-  }, [fileContextMenuLocation.x, fileContextMenuLocation.y])
-
-  useEffect(() => {
-    if (showFileContextMenu) {
-      reloadContextMenuLayout()
-    }
-  }, [reloadContextMenuLayout, showFileContextMenu])
-
-  useEffect(() => {
-    window.addEventListener('resize', reloadContextMenuLayout)
-    return () => {
-      window.removeEventListener('resize', reloadContextMenuLayout)
-    }
-  }, [reloadContextMenuLayout])
 
   return (
-    <div
+    <Popover
-      ref={contextMenuRef}
+      open={showFileContextMenu}
-      className="max-h-120 fixed z-dropdown-menu flex min-w-60 max-w-xs flex-col overflow-y-auto rounded bg-default py-2 shadow-main"
+      anchorPoint={fileContextMenuLocation}
-      style={{
+      togglePopover={() => setShowFileContextMenu(!showFileContextMenu)}
-        ...contextMenuStyle,
+      side="right"
-        maxHeight: contextMenuMaxHeight,
+      align="start"
-      }}
+      className="py-2"
     >
+      <div ref={contextMenuRef}>
         <FileMenuOptions
           filesController={filesController}
           selectionController={selectionController}
-        closeOnBlur={closeOnBlur}
           closeMenu={() => setShowFileContextMenu(false)}
           shouldShowRenameOption={false}
           shouldShowAttachOption={false}
         />
       </div>
+    </Popover>
   )
 })
 

packages/web/src/javascripts/Components/FileContextMenu/FileMenuOptions.tsx

@@ -11,7 +11,6 @@ import { formatSizeToReadableString } from '@standardnotes/filepicker'
 
 type Props = {
   closeMenu: () => void
-  closeOnBlur: (event: { relatedTarget: EventTarget | null }) => void
   filesController: FilesController
   selectionController: SelectedItemsController
   isFileAttachedToNote?: boolean
@@ -22,7 +21,6 @@ type Props = {
 
 const FileMenuOptions: FunctionComponent<Props> = ({
   closeMenu,
-  closeOnBlur,
   filesController,
   selectionController,
   isFileAttachedToNote,
@@ -73,7 +71,6 @@ const FileMenuOptions: FunctionComponent<Props> = ({
   return (
     <>
       <button
-        onBlur={closeOnBlur}
         className="flex w-full cursor-pointer items-center border-0 bg-transparent px-3 py-1.5 text-left text-sm text-text hover:bg-contrast hover:text-foreground focus:bg-info-backdrop focus:shadow-none"
         onClick={onPreview}
       >
@@ -84,7 +81,6 @@ const FileMenuOptions: FunctionComponent<Props> = ({
         <>
           {isFileAttachedToNote ? (
             <button
-              onBlur={closeOnBlur}
               className="flex w-full cursor-pointer items-center border-0 bg-transparent px-3 py-1.5 text-left text-sm text-text hover:bg-contrast hover:text-foreground focus:bg-info-backdrop focus:shadow-none"
               onClick={onDetach}
             >
@@ -93,7 +89,6 @@ const FileMenuOptions: FunctionComponent<Props> = ({
             </button>
           ) : shouldShowAttachOption ? (
             <button
-              onBlur={closeOnBlur}
               className="flex w-full cursor-pointer items-center border-0 bg-transparent px-3 py-1.5 text-left text-sm text-text hover:bg-contrast hover:text-foreground focus:bg-info-backdrop focus:shadow-none"
               onClick={onAttach}
             >
@@ -109,7 +104,6 @@ const FileMenuOptions: FunctionComponent<Props> = ({
         onClick={() => {
           void filesController.setProtectionForFiles(!hasProtectedFiles, selectionController.selectedFiles)
         }}
-        onBlur={closeOnBlur}
       >
         <span className="flex items-center">
           <Icon type="password" className="mr-2 text-neutral" />
@@ -123,7 +117,6 @@ const FileMenuOptions: FunctionComponent<Props> = ({
       </button>
       <HorizontalSeparator classes="my-1" />
       <button
-        onBlur={closeOnBlur}
         className="flex w-full cursor-pointer items-center border-0 bg-transparent px-3 py-1.5 text-left text-sm text-text hover:bg-contrast hover:text-foreground focus:bg-info-backdrop focus:shadow-none"
         onClick={() => {
           void filesController.downloadFiles(selectionController.selectedFiles)
@@ -134,7 +127,6 @@ const FileMenuOptions: FunctionComponent<Props> = ({
       </button>
       {shouldShowRenameOption && (
         <button
-          onBlur={closeOnBlur}
           className="flex w-full cursor-pointer items-center border-0 bg-transparent px-3 py-1.5 text-left text-sm text-text hover:bg-contrast hover:text-foreground focus:bg-info-backdrop focus:shadow-none"
           onClick={() => {
             renameToggleCallback?.(true)
@@ -145,7 +137,6 @@ const FileMenuOptions: FunctionComponent<Props> = ({
         </button>
       )}
       <button
-        onBlur={closeOnBlur}
         className="flex w-full cursor-pointer items-center border-0 bg-transparent px-3 py-1.5 text-left text-sm text-text hover:bg-contrast hover:text-foreground focus:bg-info-backdrop focus:shadow-none"
         onClick={() => {
           void filesController.deleteFilesPermanently(selectionController.selectedFiles)

packages/web/src/javascripts/Components/FileContextMenu/FileOptionsPanel.tsx

@@ -1,13 +1,10 @@
 import Icon from '@/Components/Icon/Icon'
-import VisuallyHidden from '@reach/visually-hidden'
-import { useCloseOnBlur } from '@/Hooks/useCloseOnBlur'
-import { Disclosure, DisclosureButton, DisclosurePanel } from '@reach/disclosure'
 import { useCallback, useRef, useState } from 'react'
 import { observer } from 'mobx-react-lite'
-import { FOCUSABLE_BUT_NOT_TABBABLE } from '@/Constants/Constants'
 import FileMenuOptions from './FileMenuOptions'
 import { FilesController } from '@/Controllers/FilesController'
 import { SelectedItemsController } from '@/Controllers/SelectedItemsController'
+import Popover from '../Popover/Popover'
 
 type Props = {
   filesController: FilesController
@@ -15,80 +12,34 @@ type Props = {
 }
 
 const FilesOptionsPanel = ({ filesController, selectionController }: Props) => {
-  const [open, setOpen] = useState(false)
+  const [isOpen, setIsOpen] = useState(false)
-  const [position, setPosition] = useState({
-    top: 0,
-    right: 0,
-  })
-  const [maxHeight, setMaxHeight] = useState<number | 'auto'>('auto')
   const buttonRef = useRef<HTMLButtonElement>(null)
-  const panelRef = useRef<HTMLDivElement>(null)
-  const [closeOnBlur] = useCloseOnBlur(panelRef, setOpen)
 
-  const onDisclosureChange = useCallback(async () => {
+  const toggleMenu = useCallback(() => setIsOpen((isOpen) => !isOpen), [])
-    const rect = buttonRef.current?.getBoundingClientRect()
-    if (rect) {
-      const { clientHeight } = document.documentElement
-      const footerElementRect = document.getElementById('footer-bar')?.getBoundingClientRect()
-      const footerHeightInPx = footerElementRect?.height
-      if (footerHeightInPx) {
-        setMaxHeight(clientHeight - rect.bottom - footerHeightInPx - 2)
-      }
-      setPosition({
-        top: rect.bottom,
-        right: document.body.clientWidth - rect.right,
-      })
-      setOpen((open) => !open)
-    }
-  }, [])
 
   return (
-    <Disclosure open={open} onChange={onDisclosureChange}>
+    <>
-      <DisclosureButton
+      <button
-        onKeyDown={(event) => {
-          if (event.key === 'Escape') {
-            setOpen(false)
-          }
-        }}
-        onBlur={closeOnBlur}
-        ref={buttonRef}
         className="bg-text-padding flex h-8 min-w-8 cursor-pointer items-center justify-center rounded-full border border-solid border-border text-neutral hover:bg-contrast focus:bg-contrast"
+        title="File options menu"
+        aria-label="File options menu"
+        onClick={toggleMenu}
+        ref={buttonRef}
       >
-        <VisuallyHidden>Actions</VisuallyHidden>
+        <Icon type="more" />
-        <Icon type="more" className="block" />
+      </button>
-      </DisclosureButton>
+      <Popover togglePopover={toggleMenu} anchorElement={buttonRef.current} open={isOpen} className="py-2">
-      <DisclosurePanel
-        onKeyDown={(event) => {
-          if (event.key === 'Escape') {
-            setOpen(false)
-            buttonRef.current?.focus()
-          }
-        }}
-        ref={panelRef}
-        style={{
-          ...position,
-          maxHeight,
-        }}
-        className={`${
-          open ? 'flex' : 'hidden'
-        } max-h-120 slide-down-animation fixed min-w-80 max-w-xs flex-col overflow-y-auto rounded bg-default py-2 shadow-main transition-transform duration-150`}
-        onBlur={closeOnBlur}
-        tabIndex={FOCUSABLE_BUT_NOT_TABBABLE}
-      >
-        {open && (
         <FileMenuOptions
           filesController={filesController}
           selectionController={selectionController}
-            closeOnBlur={closeOnBlur}
           closeMenu={() => {
-              setOpen(false)
+            setIsOpen(false)
           }}
           shouldShowAttachOption={false}
           shouldShowRenameOption={false}
         />
-        )}
+      </Popover>
-      </DisclosurePanel>
+    </>
-    </Disclosure>
   )
 }
 

packages/web/src/javascripts/Components/Footer/AccountMenuButton.tsx

@@ -0,0 +1,52 @@
+import { classNames } from '@/Utils/ConcatenateClassNames'
+import { useRef } from 'react'
+import AccountMenu, { AccountMenuProps } from '../AccountMenu/AccountMenu'
+import Icon from '../Icon/Icon'
+import Popover from '../Popover/Popover'
+
+type Props = AccountMenuProps & {
+  isOpen: boolean
+  hasError: boolean
+  toggleMenu: () => void
+  user: unknown
+}
+
+const AccountMenuButton = ({
+  application,
+  hasError,
+  isOpen,
+  mainApplicationGroup,
+  onClickOutside,
+  toggleMenu,
+  user,
+  viewControllerManager,
+}: Props) => {
+  const buttonRef = useRef<HTMLButtonElement>(null)
+
+  return (
+    <>
+      <button
+        ref={buttonRef}
+        onClick={toggleMenu}
+        className={classNames(
+          isOpen ? 'bg-border' : '',
+          'flex h-full w-8 cursor-pointer items-center justify-center rounded-full',
+        )}
+      >
+        <div className={hasError ? 'text-danger' : (user ? 'text-info' : 'text-neutral') + ' h-5 w-5'}>
+          <Icon type="account-circle" className="max-h-5 hover:text-info" />
+        </div>
+      </button>
+      <Popover anchorElement={buttonRef.current} open={isOpen} togglePopover={toggleMenu} side="top" className="py-2">
+        <AccountMenu
+          onClickOutside={onClickOutside}
+          viewControllerManager={viewControllerManager}
+          application={application}
+          mainApplicationGroup={mainApplicationGroup}
+        />
+      </Popover>
+    </>
+  )
+}
+
+export default AccountMenuButton

packages/web/src/javascripts/Components/Footer/Footer.tsx

@@ -12,13 +12,13 @@ import {
   STRING_UPGRADE_ACCOUNT_CONFIRM_BUTTON,
 } from '@/Constants/Strings'
 import { alertDialog, confirmDialog } from '@/Services/AlertService'
-import AccountMenu from '@/Components/AccountMenu/AccountMenu'
 import Icon from '@/Components/Icon/Icon'
-import QuickSettingsMenu from '@/Components/QuickSettingsMenu/QuickSettingsMenu'
 import SyncResolutionMenu from '@/Components/SyncResolutionMenu/SyncResolutionMenu'
 import { Fragment } from 'react'
 import { AccountMenuPane } from '../AccountMenu/AccountMenuPane'
 import { EditorEventSource } from '@/Types/EditorEventSource'
+import QuickSettingsButton from './QuickSettingsButton'
+import AccountMenuButton from './AccountMenuButton'
 
 type Props = {
   application: WebApplication
@@ -287,12 +287,10 @@ class Footer extends PureComponent<Props, State> {
   }
 
   accountMenuClickHandler = () => {
-    this.viewControllerManager.quickSettingsMenuController.closeQuickSettingsMenu()
     this.viewControllerManager.accountMenuController.toggleShow()
   }
 
   quickSettingsClickHandler = () => {
-    this.viewControllerManager.accountMenuController.closeAccountMenu()
     this.viewControllerManager.quickSettingsMenuController.toggle()
   }
 
@@ -342,55 +340,31 @@ class Footer extends PureComponent<Props, State> {
   override render() {
     return (
       <div className="sn-component">
-        <div
+        <footer
           id="footer-bar"
           className="z-footer-bar flex h-6 w-full select-none items-center justify-between border-t border-border bg-contrast px-3 text-text"
         >
           <div className="left flex h-full">
             <div className="sk-app-bar-item relative z-footer-bar-item ml-0 select-none">
-              <div
+              <AccountMenuButton
-                onClick={this.accountMenuClickHandler}
-                className={
-                  (this.state.showAccountMenu ? 'bg-border' : '') +
-                  ' flex h-full w-8 cursor-pointer items-center justify-center rounded-full'
-                }
-              >
-                <div
-                  className={
-                    this.state.hasError ? 'text-danger' : (this.user ? 'text-info' : 'text-neutral') + ' h-5 w-5'
-                  }
-                >
-                  <Icon type="account-circle" className="max-h-5 hover:text-info" />
-                </div>
-              </div>
-              {this.state.showAccountMenu && (
-                <AccountMenu
-                  onClickOutside={this.clickOutsideAccountMenu}
-                  viewControllerManager={this.viewControllerManager}
                 application={this.application}
+                hasError={this.state.hasError}
+                isOpen={this.state.showAccountMenu}
                 mainApplicationGroup={this.props.applicationGroup}
-                />
+                onClickOutside={this.clickOutsideAccountMenu}
-              )}
+                toggleMenu={this.accountMenuClickHandler}
-            </div>
+                user={this.user}
-            <div className="sk-app-bar-item ml-0-important relative z-footer-bar-item select-none">
-              <div
-                onClick={this.quickSettingsClickHandler}
-                className="flex h-full w-8 cursor-pointer items-center justify-center"
-              >
-                <div className="h-5">
-                  <Icon
-                    type="tune"
-                    className={(this.state.showQuickSettingsMenu ? 'text-info' : '') + ' rounded hover:text-info'}
-                  />
-                </div>
-              </div>
-              {this.state.showQuickSettingsMenu && (
-                <QuickSettingsMenu
-                  onClickOutside={this.clickOutsideQuickSettingsMenu}
                 viewControllerManager={this.viewControllerManager}
-                  application={this.application}
               />
-              )}
+            </div>
+            <div className="relative z-footer-bar-item select-none">
+              <QuickSettingsButton
+                isOpen={this.state.showQuickSettingsMenu}
+                toggleMenu={this.quickSettingsClickHandler}
+                application={this.application}
+                preferencesController={this.viewControllerManager.preferencesController}
+                quickSettingsMenuController={this.viewControllerManager.quickSettingsMenuController}
+              />
             </div>
             {this.state.showBetaWarning && (
               <Fragment>
@@ -454,7 +428,7 @@ class Footer extends PureComponent<Props, State> {
               </div>
             )}
           </div>
-        </div>
+        </footer>
       </div>
     )
   }

packages/web/src/javascripts/Components/Footer/QuickSettingsButton.tsx

@@ -0,0 +1,55 @@
+import { WebApplication } from '@/Application/Application'
+import { PreferencesController } from '@/Controllers/PreferencesController'
+import { QuickSettingsController } from '@/Controllers/QuickSettingsController'
+import { useRef } from 'react'
+import Icon from '../Icon/Icon'
+import Popover from '../Popover/Popover'
+import QuickSettingsMenu from '../QuickSettingsMenu/QuickSettingsMenu'
+
+type Props = {
+  isOpen: boolean
+  toggleMenu: () => void
+  application: WebApplication
+  preferencesController: PreferencesController
+  quickSettingsMenuController: QuickSettingsController
+}
+
+const QuickSettingsButton = ({
+  application,
+  isOpen,
+  toggleMenu,
+  preferencesController,
+  quickSettingsMenuController,
+}: Props) => {
+  const buttonRef = useRef<HTMLButtonElement>(null)
+
+  return (
+    <>
+      <button
+        onClick={toggleMenu}
+        className="flex h-full w-8 cursor-pointer items-center justify-center"
+        ref={buttonRef}
+      >
+        <div className="h-5">
+          <Icon type="tune" className={(isOpen ? 'text-info' : '') + ' rounded hover:text-info'} />
+        </div>
+      </button>
+      <Popover
+        togglePopover={toggleMenu}
+        anchorElement={buttonRef.current}
+        open={isOpen}
+        side="top"
+        align="start"
+        className="py-2"
+      >
+        <QuickSettingsMenu
+          preferencesController={preferencesController}
+          quickSettingsMenuController={quickSettingsMenuController}
+          application={application}
+        />
+      </Popover>
+    </>
+  )
+}
+
+export default QuickSettingsButton

packages/web/src/javascripts/Components/NotesContextMenu/NotesContextMenu.tsx

@@ -1,13 +1,12 @@
-import { useCloseOnBlur } from '@/Hooks/useCloseOnBlur'
-import { useCloseOnClickOutside } from '@/Hooks/useCloseOnClickOutside'
 import { observer } from 'mobx-react-lite'
 import NotesOptions from '@/Components/NotesOptions/NotesOptions'
-import { useCallback, useEffect, useRef } from 'react'
+import { useRef } from 'react'
 import { WebApplication } from '@/Application/Application'
 import { NotesController } from '@/Controllers/NotesController'
 import { NavigationController } from '@/Controllers/Navigation/NavigationController'
 import { NoteTagsController } from '@/Controllers/NoteTagsController'
 import { HistoryModalController } from '@/Controllers/NoteHistory/HistoryModalController'
+import Popover from '../Popover/Popover'
 
 type Props = {
   application: WebApplication
@@ -24,43 +23,33 @@ const NotesContextMenu = ({
   noteTagsController,
   historyModalController,
 }: Props) => {
-  const { contextMenuOpen, contextMenuPosition, contextMenuMaxHeight } = notesController
+  const { contextMenuOpen, contextMenuClickLocation } = notesController
 
   const contextMenuRef = useRef<HTMLDivElement>(null)
-  const [closeOnBlur] = useCloseOnBlur(contextMenuRef, (open: boolean) => notesController.setContextMenuOpen(open))
 
-  useCloseOnClickOutside(contextMenuRef, () => notesController.setContextMenuOpen(false))
+  return (
-
+    <Popover
-  const reloadContextMenuLayout = useCallback(() => {
+      align="start"
-    notesController.reloadContextMenuLayout()
+      anchorPoint={{
-  }, [notesController])
+        x: contextMenuClickLocation.x,
-
+        y: contextMenuClickLocation.y,
-  useEffect(() => {
-    window.addEventListener('resize', reloadContextMenuLayout)
-    return () => {
-      window.removeEventListener('resize', reloadContextMenuLayout)
-    }
-  }, [reloadContextMenuLayout])
-
-  return contextMenuOpen ? (
-    <div
-      ref={contextMenuRef}
-      className="max-h-120 fixed z-dropdown-menu flex min-w-80 max-w-xs flex-col overflow-y-auto rounded bg-default py-2 shadow-main"
-      style={{
-        ...contextMenuPosition,
-        maxHeight: contextMenuMaxHeight,
       }}
+      className="py-2"
+      open={contextMenuOpen}
+      side="right"
+      togglePopover={() => notesController.setContextMenuOpen(!contextMenuOpen)}
     >
+      <div ref={contextMenuRef}>
         <NotesOptions
           application={application}
-        closeOnBlur={closeOnBlur}
           navigationController={navigationController}
           notesController={notesController}
           noteTagsController={noteTagsController}
           historyModalController={historyModalController}
         />
       </div>
-  ) : null
+    </Popover>
+  )
 }
 
 export default observer(NotesContextMenu)

packages/web/src/javascripts/Components/NotesOptions/AddTagOption.tsx

@@ -1,12 +1,11 @@
-import { calculateSubmenuStyle, SubmenuStyle } from '@/Utils/CalculateSubmenuStyle'
-import { Disclosure, DisclosureButton, DisclosurePanel } from '@reach/disclosure'
 import { observer } from 'mobx-react-lite'
-import { FunctionComponent, useCallback, useEffect, useRef, useState } from 'react'
+import { FunctionComponent, useCallback, useRef, useState } from 'react'
 import Icon from '@/Components/Icon/Icon'
-import { useCloseOnBlur } from '@/Hooks/useCloseOnBlur'
 import { NavigationController } from '@/Controllers/Navigation/NavigationController'
 import { NotesController } from '@/Controllers/NotesController'
 import { NoteTagsController } from '@/Controllers/NoteTagsController'
+import { KeyboardKey } from '@/Services/IOService'
+import Popover from '../Popover/Popover'
 
 type Props = {
   navigationController: NavigationController
@@ -16,56 +15,24 @@ type Props = {
 
 const AddTagOption: FunctionComponent<Props> = ({ navigationController, notesController, noteTagsController }) => {
   const menuContainerRef = useRef<HTMLDivElement>(null)
-  const menuRef = useRef<HTMLDivElement>(null)
+  const buttonRef = useRef<HTMLButtonElement>(null)
-  const menuButtonRef = useRef<HTMLButtonElement>(null)
 
-  const [isMenuOpen, setIsMenuOpen] = useState(false)
+  const [isOpen, setIsOpen] = useState(false)
-  const [menuStyle, setMenuStyle] = useState<SubmenuStyle>({
-    right: 0,
-    bottom: 0,
-    maxHeight: 'auto',
-  })
 
-  const [closeOnBlur] = useCloseOnBlur(menuContainerRef, setIsMenuOpen)
+  const toggleMenu = useCallback(() => {
-
+    setIsOpen((isOpen) => !isOpen)
-  const toggleTagsMenu = useCallback(() => {
-    if (!isMenuOpen) {
-      const menuPosition = calculateSubmenuStyle(menuButtonRef.current)
-      if (menuPosition) {
-        setMenuStyle(menuPosition)
-      }
-    }
-
-    setIsMenuOpen(!isMenuOpen)
-  }, [isMenuOpen])
-
-  const recalculateMenuStyle = useCallback(() => {
-    const newMenuPosition = calculateSubmenuStyle(menuButtonRef.current, menuRef.current)
-
-    if (newMenuPosition) {
-      setMenuStyle(newMenuPosition)
-    }
   }, [])
 
-  useEffect(() => {
-    if (isMenuOpen) {
-      setTimeout(() => {
-        recalculateMenuStyle()
-      })
-    }
-  }, [isMenuOpen, recalculateMenuStyle])
-
   return (
     <div ref={menuContainerRef}>
-      <Disclosure open={isMenuOpen} onChange={toggleTagsMenu}>
+      <button
-        <DisclosureButton
+        onClick={toggleMenu}
         onKeyDown={(event) => {
-            if (event.key === 'Escape') {
+          if (event.key === KeyboardKey.Escape) {
-              setIsMenuOpen(false)
+            setIsOpen(false)
           }
         }}
-          onBlur={closeOnBlur}
+        ref={buttonRef}
-          ref={menuButtonRef}
         className="flex w-full cursor-pointer items-center justify-between border-0 bg-transparent px-3 py-1.5 text-left text-menu-item text-text hover:bg-contrast hover:text-foreground focus:bg-info-backdrop focus:shadow-none"
       >
         <div className="flex items-center">
@@ -73,28 +40,19 @@ const AddTagOption: FunctionComponent<Props> = ({ navigationController, notesCon
           Add tag
         </div>
         <Icon type="chevron-right" className="text-neutral" />
-        </DisclosureButton>
+      </button>
-        <DisclosurePanel
+      <Popover
-          ref={menuRef}
+        togglePopover={toggleMenu}
-          onKeyDown={(event) => {
+        anchorElement={buttonRef.current}
-            if (event.key === 'Escape') {
+        open={isOpen}
-              setIsMenuOpen(false)
+        side="right"
-              menuButtonRef.current?.focus()
+        align="start"
-            }
+        className="py-2"
-          }}
-          style={{
-            ...menuStyle,
-            position: 'fixed',
-          }}
-          className={`${
-            isMenuOpen ? 'flex' : 'hidden'
-          } max-h-120 fixed min-w-80 max-w-xs flex-col overflow-y-auto rounded bg-default py-2 shadow-main`}
       >
         {navigationController.tags.map((tag) => (
           <button
             key={tag.uuid}
             className="max-w-80 flex w-full cursor-pointer items-center border-0 bg-transparent px-3 py-2 text-left text-menu-item text-text hover:bg-contrast hover:text-foreground focus:bg-info-backdrop focus:shadow-none"
-              onBlur={closeOnBlur}
             onClick={() => {
               notesController.isTagInSelectedNotes(tag)
                 ? notesController.removeTagFromSelectedNotes(tag).catch(console.error)
@@ -109,8 +67,7 @@ const AddTagOption: FunctionComponent<Props> = ({ navigationController, notesCon
             </span>
           </button>
         ))}
-        </DisclosurePanel>
+      </Popover>
-      </Disclosure>
     </div>
   )
 }

packages/web/src/javascripts/Components/NotesOptions/ChangeEditorOption.tsx

@@ -1,12 +1,10 @@
 import { KeyboardKey } from '@/Services/IOService'
 import { WebApplication } from '@/Application/Application'
-import { Disclosure, DisclosureButton, DisclosurePanel } from '@reach/disclosure'
 import { SNNote } from '@standardnotes/snjs'
-import { FunctionComponent, useCallback, useEffect, useRef, useState } from 'react'
+import { FunctionComponent, useCallback, useRef, useState } from 'react'
 import Icon from '@/Components/Icon/Icon'
 import ChangeEditorMenu from '@/Components/ChangeEditor/ChangeEditorMenu'
-import { calculateSubmenuStyle, SubmenuStyle } from '@/Utils/CalculateSubmenuStyle'
+import Popover from '../Popover/Popover'
-import { useCloseOnBlur } from '@/Hooks/useCloseOnBlur'
 
 type ChangeEditorOptionProps = {
   application: WebApplication
@@ -15,55 +13,22 @@ type ChangeEditorOptionProps = {
 
 const ChangeEditorOption: FunctionComponent<ChangeEditorOptionProps> = ({ application, note }) => {
   const [isOpen, setIsOpen] = useState(false)
-  const [isVisible, setIsVisible] = useState(false)
-  const [menuStyle, setMenuStyle] = useState<SubmenuStyle>({
-    right: 0,
-    bottom: 0,
-    maxHeight: 'auto',
-  })
   const menuContainerRef = useRef<HTMLDivElement>(null)
-  const menuRef = useRef<HTMLDivElement>(null)
   const buttonRef = useRef<HTMLButtonElement>(null)
 
-  const [closeOnBlur] = useCloseOnBlur(menuContainerRef, (open: boolean) => {
+  const toggleMenu = useCallback(async () => {
-    setIsOpen(open)
+    setIsOpen((isOpen) => !isOpen)
-    setIsVisible(open)
+  }, [])
-  })
-
-  const toggleChangeEditorMenu = useCallback(() => {
-    if (!isOpen) {
-      const menuStyle = calculateSubmenuStyle(buttonRef.current)
-      if (menuStyle) {
-        setMenuStyle(menuStyle)
-      }
-    }
-
-    setIsOpen(!isOpen)
-  }, [isOpen])
-
-  useEffect(() => {
-    if (isOpen) {
-      setTimeout(() => {
-        const newMenuStyle = calculateSubmenuStyle(buttonRef.current, menuRef.current)
-
-        if (newMenuStyle) {
-          setMenuStyle(newMenuStyle)
-          setIsVisible(true)
-        }
-      }, 5)
-    }
-  }, [isOpen])
 
   return (
     <div ref={menuContainerRef}>
-      <Disclosure open={isOpen} onChange={toggleChangeEditorMenu}>
+      <button
-        <DisclosureButton
+        onClick={toggleMenu}
         onKeyDown={(event) => {
           if (event.key === KeyboardKey.Escape) {
             setIsOpen(false)
           }
         }}
-          onBlur={closeOnBlur}
         ref={buttonRef}
         className="flex w-full cursor-pointer items-center justify-between border-0 bg-transparent px-3 py-1.5 text-left text-menu-item text-text hover:bg-contrast hover:text-foreground focus:bg-info-backdrop focus:shadow-none"
       >
@@ -72,34 +37,24 @@ const ChangeEditorOption: FunctionComponent<ChangeEditorOptionProps> = ({ applic
           Change note type
         </div>
         <Icon type="chevron-right" className="text-neutral" />
-        </DisclosureButton>
+      </button>
-        <DisclosurePanel
+      <Popover
-          ref={menuRef}
+        align="start"
-          onKeyDown={(event) => {
+        anchorElement={buttonRef.current}
-            if (event.key === KeyboardKey.Escape) {
+        className="pt-2 md:pt-0"
-              setIsOpen(false)
+        open={isOpen}
-              buttonRef.current?.focus()
+        side="right"
-            }
+        togglePopover={toggleMenu}
-          }}
-          style={{
-            ...menuStyle,
-            position: 'fixed',
-          }}
-          className="max-h-120 fixed flex min-w-68 flex-col overflow-y-auto rounded bg-default shadow-main"
       >
-          {isOpen && (
         <ChangeEditorMenu
           application={application}
-              closeOnBlur={closeOnBlur}
           note={note}
-              isVisible={isVisible}
+          isVisible={isOpen}
           closeMenu={() => {
             setIsOpen(false)
           }}
         />
-          )}
+      </Popover>
-        </DisclosurePanel>
-      </Disclosure>
     </div>
   )
 }

packages/web/src/javascripts/Components/NotesOptions/ListedActionsMenu.tsx

@@ -9,10 +9,9 @@ import Spinner from '@/Components/Spinner/Spinner'
 type ListedActionsMenuProps = {
   application: WebApplication
   note: SNNote
-  recalculateMenuStyle: () => void
 }
 
-const ListedActionsMenu = ({ application, note, recalculateMenuStyle }: ListedActionsMenuProps) => {
+const ListedActionsMenu = ({ application, note }: ListedActionsMenuProps) => {
   const [menuGroups, setMenuGroups] = useState<ListedMenuGroup[]>([])
   const [isFetchingAccounts, setIsFetchingAccounts] = useState(true)
 
@@ -88,14 +87,11 @@ const ListedActionsMenu = ({ application, note, recalculateMenuStyle }: ListedAc
         console.error(err)
       } finally {
         setIsFetchingAccounts(false)
-        setTimeout(() => {
-          recalculateMenuStyle()
-        })
       }
     }
 
     void fetchListedAccounts()
-  }, [application, note.uuid, recalculateMenuStyle])
+  }, [application, note.uuid])
 
   return (
     <>

packages/web/src/javascripts/Components/NotesOptions/ListedActionsOption.tsx

@@ -1,11 +1,10 @@
 import { WebApplication } from '@/Application/Application'
-import { calculateSubmenuStyle, SubmenuStyle } from '@/Utils/CalculateSubmenuStyle'
-import { Disclosure, DisclosureButton, DisclosurePanel } from '@reach/disclosure'
 import { SNNote } from '@standardnotes/snjs'
-import { FunctionComponent, useCallback, useEffect, useRef, useState } from 'react'
+import { FunctionComponent, useCallback, useRef, useState } from 'react'
 import Icon from '@/Components/Icon/Icon'
-import { useCloseOnBlur } from '@/Hooks/useCloseOnBlur'
 import ListedActionsMenu from './ListedActionsMenu'
+import { KeyboardKey } from '@/Services/IOService'
+import Popover from '../Popover/Popover'
 
 type Props = {
   application: WebApplication
@@ -14,51 +13,24 @@ type Props = {
 
 const ListedActionsOption: FunctionComponent<Props> = ({ application, note }) => {
   const menuContainerRef = useRef<HTMLDivElement>(null)
-  const menuRef = useRef<HTMLDivElement>(null)
+  const buttonRef = useRef<HTMLButtonElement>(null)
-  const menuButtonRef = useRef<HTMLButtonElement>(null)
 
-  const [isMenuOpen, setIsMenuOpen] = useState(false)
+  const [isOpen, setIsOpen] = useState(false)
-  const [menuStyle, setMenuStyle] = useState<SubmenuStyle>({
-    right: 0,
-    bottom: 0,
-    maxHeight: 'auto',
-  })
 
-  const [closeOnBlur] = useCloseOnBlur(menuContainerRef, setIsMenuOpen)
+  const toggleMenu = useCallback(() => {
-
+    setIsOpen((isOpen) => !isOpen)
-  const toggleListedMenu = useCallback(() => {
-    if (!isMenuOpen) {
-      const menuPosition = calculateSubmenuStyle(menuButtonRef.current)
-      if (menuPosition) {
-        setMenuStyle(menuPosition)
-      }
-    }
-
-    setIsMenuOpen(!isMenuOpen)
-  }, [isMenuOpen])
-
-  const recalculateMenuStyle = useCallback(() => {
-    const newMenuPosition = calculateSubmenuStyle(menuButtonRef.current, menuRef.current)
-
-    if (newMenuPosition) {
-      setMenuStyle(newMenuPosition)
-    }
   }, [])
 
-  useEffect(() => {
-    if (isMenuOpen) {
-      setTimeout(() => {
-        recalculateMenuStyle()
-      })
-    }
-  }, [isMenuOpen, recalculateMenuStyle])
-
   return (
     <div ref={menuContainerRef}>
-      <Disclosure open={isMenuOpen} onChange={toggleListedMenu}>
+      <button
-        <DisclosureButton
+        onClick={toggleMenu}
-          ref={menuButtonRef}
+        onKeyDown={(event) => {
-          onBlur={closeOnBlur}
+          if (event.key === KeyboardKey.Escape) {
+            setIsOpen(false)
+          }
+        }}
+        ref={buttonRef}
         className="flex w-full cursor-pointer items-center justify-between border-0 bg-transparent px-3 py-1.5 text-left text-menu-item text-text hover:bg-contrast hover:text-foreground focus:bg-info-backdrop focus:shadow-none"
       >
         <div className="flex items-center">
@@ -66,22 +38,17 @@ const ListedActionsOption: FunctionComponent<Props> = ({ application, note }) =>
           Listed actions
         </div>
         <Icon type="chevron-right" className="text-neutral" />
-        </DisclosureButton>
+      </button>
-        <DisclosurePanel
+      <Popover
-          ref={menuRef}
+        togglePopover={toggleMenu}
-          style={{
+        anchorElement={buttonRef.current}
-            ...menuStyle,
+        open={isOpen}
-            position: 'fixed',
+        side="right"
-          }}
+        align="end"
-          className={`${
+        className="pt-2 md:pt-0"
-            isMenuOpen ? 'flex' : 'hidden'
-          } max-h-120 fixed min-w-68 flex-col overflow-y-auto rounded bg-default pb-1 shadow-main`}
       >
-          {isMenuOpen && (
+        <ListedActionsMenu application={application} note={note} />
-            <ListedActionsMenu application={application} note={note} recalculateMenuStyle={recalculateMenuStyle} />
+      </Popover>
-          )}
-        </DisclosurePanel>
-      </Disclosure>
     </div>
   )
 }

packages/web/src/javascripts/Components/NotesOptions/NotesOptions.tsx

@@ -15,13 +15,11 @@ import HorizontalSeparator from '../Shared/HorizontalSeparator'
 import { formatDateForContextMenu } from '@/Utils/DateUtils'
 
 type DeletePermanentlyButtonProps = {
-  closeOnBlur: NotesOptionsProps['closeOnBlur']
   onClick: () => void
 }
 
-const DeletePermanentlyButton = ({ closeOnBlur, onClick }: DeletePermanentlyButtonProps) => (
+const DeletePermanentlyButton = ({ onClick }: DeletePermanentlyButtonProps) => (
   <button
-    onBlur={closeOnBlur}
     className="flex w-full cursor-pointer items-center border-0 bg-transparent px-3 py-1.5 text-left text-menu-item text-text hover:bg-contrast hover:text-foreground focus:bg-info-backdrop focus:shadow-none"
     onClick={onClick}
   >
@@ -177,7 +175,6 @@ const NotesOptions = ({
   notesController,
   noteTagsController,
   historyModalController,
-  closeOnBlur,
 }: NotesOptionsProps) => {
   const [altKeyDown, setAltKeyDown] = useState(false)
 
@@ -270,7 +267,6 @@ const NotesOptions = ({
       {notes.length === 1 && (
         <>
           <button
-            onBlur={closeOnBlur}
             className="flex w-full cursor-pointer items-center border-0 bg-transparent px-3 py-1.5 text-left text-menu-item text-text hover:bg-contrast hover:text-foreground focus:bg-info-backdrop focus:shadow-none"
             onClick={openRevisionHistoryModal}
           >
@@ -285,7 +281,6 @@ const NotesOptions = ({
         onClick={() => {
           notesController.setLockSelectedNotes(!locked)
         }}
-        onBlur={closeOnBlur}
       >
         <span className="flex items-center">
           <Icon type="pencil-off" className={iconClass} />
@@ -298,7 +293,6 @@ const NotesOptions = ({
         onClick={() => {
           notesController.setHideSelectedNotePreviews(!hidePreviews)
         }}
-        onBlur={closeOnBlur}
       >
         <span className="flex items-center">
           <Icon type="rich-text" className={iconClass} />
@@ -311,7 +305,6 @@ const NotesOptions = ({
         onClick={() => {
           notesController.setProtectSelectedNotes(!protect).catch(console.error)
         }}
-        onBlur={closeOnBlur}
       >
         <span className="flex items-center">
           <Icon type="password" className={iconClass} />
@@ -335,7 +328,6 @@ const NotesOptions = ({
       )}
       {unpinned && (
         <button
-          onBlur={closeOnBlur}
           className="flex w-full cursor-pointer items-center border-0 bg-transparent px-3 py-1.5 text-left text-menu-item text-text hover:bg-contrast hover:text-foreground focus:bg-info-backdrop focus:shadow-none"
           onClick={() => {
             notesController.setPinSelectedNotes(true)
@@ -347,7 +339,6 @@ const NotesOptions = ({
       )}
       {pinned && (
         <button
-          onBlur={closeOnBlur}
           className="flex w-full cursor-pointer items-center border-0 bg-transparent px-3 py-1.5 text-left text-menu-item text-text hover:bg-contrast hover:text-foreground focus:bg-info-backdrop focus:shadow-none"
           onClick={() => {
             notesController.setPinSelectedNotes(false)
@@ -358,7 +349,6 @@ const NotesOptions = ({
         </button>
       )}
       <button
-        onBlur={closeOnBlur}
         className="flex w-full cursor-pointer items-center border-0 bg-transparent px-3 py-1.5 text-left text-menu-item text-text hover:bg-contrast hover:text-foreground focus:bg-info-backdrop focus:shadow-none"
         onClick={downloadSelectedItems}
       >
@@ -366,7 +356,6 @@ const NotesOptions = ({
         Export
       </button>
       <button
-        onBlur={closeOnBlur}
         className="flex w-full cursor-pointer items-center border-0 bg-transparent px-3 py-1.5 text-left text-menu-item text-text hover:bg-contrast hover:text-foreground focus:bg-info-backdrop focus:shadow-none"
         onClick={duplicateSelectedItems}
       >
@@ -375,7 +364,6 @@ const NotesOptions = ({
       </button>
       {unarchived && (
         <button
-          onBlur={closeOnBlur}
           className="flex w-full cursor-pointer items-center border-0 bg-transparent px-3 py-1.5 text-left text-menu-item text-text hover:bg-contrast hover:text-foreground focus:bg-info-backdrop focus:shadow-none"
           onClick={() => {
             notesController.setArchiveSelectedNotes(true).catch(console.error)
@@ -387,7 +375,6 @@ const NotesOptions = ({
       )}
       {archived && (
         <button
-          onBlur={closeOnBlur}
           className="flex w-full cursor-pointer items-center border-0 bg-transparent px-3 py-1.5 text-left text-menu-item text-text hover:bg-contrast hover:text-foreground focus:bg-info-backdrop focus:shadow-none"
           onClick={() => {
             notesController.setArchiveSelectedNotes(false).catch(console.error)
@@ -400,14 +387,12 @@ const NotesOptions = ({
       {notTrashed &&
         (altKeyDown ? (
           <DeletePermanentlyButton
-            closeOnBlur={closeOnBlur}
             onClick={async () => {
               await notesController.deleteNotesPermanently()
             }}
           />
         ) : (
           <button
-            onBlur={closeOnBlur}
             className="flex w-full cursor-pointer items-center border-0 bg-transparent px-3 py-1.5 text-left text-menu-item text-text hover:bg-contrast hover:text-foreground focus:bg-info-backdrop focus:shadow-none"
             onClick={async () => {
               await notesController.setTrashSelectedNotes(true)
@@ -420,7 +405,6 @@ const NotesOptions = ({
       {trashed && (
         <>
           <button
-            onBlur={closeOnBlur}
             className="flex w-full cursor-pointer items-center border-0 bg-transparent px-3 py-1.5 text-left text-menu-item text-text hover:bg-contrast hover:text-foreground focus:bg-info-backdrop focus:shadow-none"
             onClick={async () => {
               await notesController.setTrashSelectedNotes(false)
@@ -430,13 +414,11 @@ const NotesOptions = ({
             <span className="text-success">Restore</span>
           </button>
           <DeletePermanentlyButton
-            closeOnBlur={closeOnBlur}
             onClick={async () => {
               await notesController.deleteNotesPermanently()
             }}
           />
           <button
-            onBlur={closeOnBlur}
             className="flex w-full cursor-pointer items-center border-0 bg-transparent px-3 py-1.5 text-left text-menu-item text-text hover:bg-contrast hover:text-foreground focus:bg-info-backdrop focus:shadow-none"
             onClick={async () => {
               await notesController.emptyTrash()

packages/web/src/javascripts/Components/NotesOptions/NotesOptionsPanel.tsx

@@ -1,16 +1,13 @@
 import Icon from '@/Components/Icon/Icon'
-import VisuallyHidden from '@reach/visually-hidden'
+import { useCallback, useRef, useState } from 'react'
-import { useCloseOnBlur } from '@/Hooks/useCloseOnBlur'
-import { Disclosure, DisclosureButton, DisclosurePanel } from '@reach/disclosure'
-import { useRef, useState } from 'react'
 import { observer } from 'mobx-react-lite'
 import NotesOptions from './NotesOptions'
 import { WebApplication } from '@/Application/Application'
-import { FOCUSABLE_BUT_NOT_TABBABLE } from '@/Constants/Constants'
 import { NotesController } from '@/Controllers/NotesController'
 import { NavigationController } from '@/Controllers/Navigation/NavigationController'
 import { NoteTagsController } from '@/Controllers/NoteTagsController'
 import { HistoryModalController } from '@/Controllers/NoteHistory/HistoryModalController'
+import Popover from '../Popover/Popover'
 
 type Props = {
   application: WebApplication
@@ -29,83 +26,38 @@ const NotesOptionsPanel = ({
   historyModalController,
   onClickPreprocessing,
 }: Props) => {
-  const [open, setOpen] = useState(false)
+  const [isOpen, setIsOpen] = useState(false)
-  const [position, setPosition] = useState({
-    top: 0,
-    right: 0,
-  })
-  const [maxHeight, setMaxHeight] = useState<number | 'auto'>('auto')
   const buttonRef = useRef<HTMLButtonElement>(null)
-  const panelRef = useRef<HTMLDivElement>(null)
-  const [closeOnBlur] = useCloseOnBlur(panelRef, setOpen)
 
-  return (
+  const toggleMenu = useCallback(async () => {
-    <Disclosure
+    const willMenuOpen = !isOpen
-      open={open}
+    if (willMenuOpen && onClickPreprocessing) {
-      onChange={async () => {
-        const rect = buttonRef.current?.getBoundingClientRect()
-        if (rect) {
-          const { clientHeight } = document.documentElement
-          const footerElementRect = document.getElementById('footer-bar')?.getBoundingClientRect()
-          const footerHeightInPx = footerElementRect?.height
-          if (footerHeightInPx) {
-            setMaxHeight(clientHeight - rect.bottom - footerHeightInPx - 2)
-          }
-          setPosition({
-            top: rect.bottom,
-            right: document.body.clientWidth - rect.right,
-          })
-          const newOpenState = !open
-          if (newOpenState && onClickPreprocessing) {
       await onClickPreprocessing()
     }
-          setOpen(newOpenState)
+    setIsOpen(willMenuOpen)
-        }
+  }, [onClickPreprocessing, isOpen])
-      }}
+
-    >
+  return (
-      <DisclosureButton
+    <>
-        onKeyDown={(event) => {
+      <button
-          if (event.key === 'Escape') {
-            setOpen(false)
-          }
-        }}
-        onBlur={closeOnBlur}
-        ref={buttonRef}
         className="bg-text-padding flex h-8 min-w-8 cursor-pointer items-center justify-center rounded-full border border-solid border-border text-neutral hover:bg-contrast focus:bg-contrast"
+        title="Note options menu"
+        aria-label="Note options menu"
+        onClick={toggleMenu}
+        ref={buttonRef}
       >
-        <VisuallyHidden>Actions</VisuallyHidden>
+        <Icon type="more" />
-        <Icon type="more" className="block" />
+      </button>
-      </DisclosureButton>
+      <Popover togglePopover={toggleMenu} anchorElement={buttonRef.current} open={isOpen} className="py-2">
-      <DisclosurePanel
-        onKeyDown={(event) => {
-          if (event.key === 'Escape') {
-            setOpen(false)
-            buttonRef.current?.focus()
-          }
-        }}
-        ref={panelRef}
-        style={{
-          ...position,
-          maxHeight,
-        }}
-        className={`${
-          open ? 'flex' : 'hidden'
-        } max-h-120 slide-down-animation fixed min-w-80 max-w-xs flex-col overflow-y-auto rounded bg-default py-2 shadow-main transition-transform duration-150`}
-        onBlur={closeOnBlur}
-        tabIndex={FOCUSABLE_BUT_NOT_TABBABLE}
-      >
-        {open && (
         <NotesOptions
           application={application}
           navigationController={navigationController}
           notesController={notesController}
           noteTagsController={noteTagsController}
           historyModalController={historyModalController}
-            closeOnBlur={closeOnBlur}
         />
-        )}
+      </Popover>
-      </DisclosurePanel>
+    </>
-    </Disclosure>
   )
 }
 

packages/web/src/javascripts/Components/NotesOptions/NotesOptionsProps.ts

@@ -10,5 +10,4 @@ export type NotesOptionsProps = {
   notesController: NotesController
   noteTagsController: NoteTagsController
   historyModalController: HistoryModalController
-  closeOnBlur: (event: { relatedTarget: EventTarget | null }) => void
 }

packages/web/src/javascripts/Components/Popover/GetPositionedPopoverStyles.ts

@@ -0,0 +1,54 @@
+import { CSSProperties } from 'react'
+import { PopoverAlignment, PopoverSide } from './Types'
+import { OppositeSide, checkCollisions, getNonCollidingSide, getNonCollidingAlignment } from './Utils/Collisions'
+import { getPositionedPopoverRect } from './Utils/Rect'
+
+const getStylesFromRect = (rect: DOMRect): CSSProperties => {
+  return {
+    willChange: 'transform',
+    transform: `translate(${rect.x}px, ${rect.y}px)`,
+  }
+}
+
+type Options = {
+  align: PopoverAlignment
+  anchorRect?: DOMRect
+  documentRect: DOMRect
+  popoverRect?: DOMRect
+  side: PopoverSide
+}
+
+export const getPositionedPopoverStyles = ({
+  align,
+  anchorRect,
+  documentRect,
+  popoverRect,
+  side,
+}: Options): [CSSProperties | null, PopoverSide, PopoverAlignment] => {
+  if (!popoverRect || !anchorRect) {
+    return [null, side, align]
+  }
+
+  const matchesMediumBreakpoint = matchMedia('(min-width: 768px)').matches
+
+  if (!matchesMediumBreakpoint) {
+    return [null, side, align]
+  }
+
+  const rectForPreferredSide = getPositionedPopoverRect(popoverRect, anchorRect, side, align)
+  const preferredSideRectCollisions = checkCollisions(rectForPreferredSide, documentRect)
+
+  const oppositeSide = OppositeSide[side]
+  const rectForOppositeSide = getPositionedPopoverRect(popoverRect, anchorRect, oppositeSide, align)
+  const oppositeSideRectCollisions = checkCollisions(rectForOppositeSide, documentRect)
+
+  const finalSide = getNonCollidingSide(side, preferredSideRectCollisions, oppositeSideRectCollisions)
+  const finalAlignment = getNonCollidingAlignment(finalSide, align, preferredSideRectCollisions, {
+    popoverRect,
+    buttonRect: anchorRect,
+    documentRect,
+  })
+  const finalPositionedRect = getPositionedPopoverRect(popoverRect, anchorRect, finalSide, finalAlignment)
+
+  return [getStylesFromRect(finalPositionedRect), finalSide, finalAlignment]
+}

packages/web/src/javascripts/Components/Popover/Popover.tsx

@@ -0,0 +1,36 @@
+import PositionedPopoverContent from './PositionedPopoverContent'
+import { PopoverProps } from './Types'
+
+type Props = PopoverProps & {
+  open: boolean
+}
+
+const Popover = ({
+  align,
+  anchorElement,
+  anchorPoint,
+  children,
+  className,
+  open,
+  overrideZIndex,
+  side,
+  togglePopover,
+}: Props) => {
+  return open ? (
+    <>
+      <PositionedPopoverContent
+        align={align}
+        anchorElement={anchorElement}
+        anchorPoint={anchorPoint}
+        className={className}
+        overrideZIndex={overrideZIndex}
+        side={side}
+        togglePopover={togglePopover}
+      >
+        {children}
+      </PositionedPopoverContent>
+    </>
+  ) : null
+}
+
+export default Popover

packages/web/src/javascripts/Components/Popover/PositionedPopoverContent.tsx

@@ -0,0 +1,80 @@
+import { useDocumentRect } from '@/Hooks/useDocumentRect'
+import { useAutoElementRect } from '@/Hooks/useElementRect'
+import { classNames } from '@/Utils/ConcatenateClassNames'
+import { useState } from 'react'
+import Icon from '../Icon/Icon'
+import Portal from '../Portal/Portal'
+import HorizontalSeparator from '../Shared/HorizontalSeparator'
+import { getPositionedPopoverStyles } from './GetPositionedPopoverStyles'
+import { PopoverContentProps } from './Types'
+import { getPopoverMaxHeight, getAppRect } from './Utils/Rect'
+import { usePopoverCloseOnClickOutside } from './Utils/usePopoverCloseOnClickOutside'
+
+const PositionedPopoverContent = ({
+  align = 'end',
+  anchorElement,
+  anchorPoint,
+  children,
+  className,
+  overrideZIndex,
+  side = 'bottom',
+  togglePopover,
+}: PopoverContentProps) => {
+  const [popoverElement, setPopoverElement] = useState<HTMLDivElement | null>(null)
+  const popoverRect = useAutoElementRect(popoverElement)
+  const anchorElementRect = useAutoElementRect(anchorElement, {
+    updateOnWindowResize: true,
+  })
+  const anchorPointRect = DOMRect.fromRect({
+    x: anchorPoint?.x,
+    y: anchorPoint?.y,
+  })
+  const anchorRect = anchorPoint ? anchorPointRect : anchorElementRect
+  const documentRect = useDocumentRect()
+
+  const [styles, positionedSide, positionedAlignment] = getPositionedPopoverStyles({
+    align,
+    anchorRect,
+    documentRect,
+    popoverRect: popoverRect ?? popoverElement?.getBoundingClientRect(),
+    side,
+  })
+
+  usePopoverCloseOnClickOutside({
+    popoverElement,
+    anchorElement,
+    togglePopover,
+  })
+
+  return (
+    <Portal>
+      <div
+        className={classNames(
+          'absolute top-0 left-0 flex h-full w-full min-w-80 cursor-auto flex-col overflow-y-auto rounded bg-default shadow-main md:h-auto md:max-w-xs',
+          overrideZIndex ? overrideZIndex : 'z-dropdown-menu',
+          className,
+        )}
+        style={{
+          ...styles,
+          maxHeight: getPopoverMaxHeight(getAppRect(documentRect), anchorRect, positionedSide, positionedAlignment),
+        }}
+        ref={(node) => {
+          setPopoverElement(node)
+        }}
+        data-popover
+      >
+        <div className="md:hidden">
+          <div className="flex items-center justify-end px-3">
+            <button className="rounded-full border border-border p-1" onClick={togglePopover}>
+              <Icon type="close" className="h-4 w-4" />
+            </button>
+          </div>
+          <HorizontalSeparator classes="my-2" />
+        </div>
+        {children}
+      </div>
+    </Portal>
+  )
+}
+
+export default PositionedPopoverContent

packages/web/src/javascripts/Components/Popover/Types.ts

@@ -0,0 +1,49 @@
+import { ReactNode } from 'react'
+
+export type PopoverState = 'closed' | 'positioning' | 'open'
+
+export type PopoverElement = HTMLDivElement | HTMLMenuElement
+
+export type PopoverSide = 'top' | 'left' | 'bottom' | 'right'
+
+export type PopoverAlignment = 'start' | 'center' | 'end'
+
+export type PopoverOptions = {
+  side: PopoverSide
+  align: PopoverAlignment
+}
+
+export type RectCollisions = Record<PopoverSide, boolean>
+
+type Point = {
+  x: number
+  y: number
+}
+
+type PopoverAnchorElementProps = {
+  anchorElement: HTMLElement | null
+  anchorPoint?: never
+}
+
+type PopoverAnchorPointProps = {
+  anchorPoint: Point
+  anchorElement?: never
+}
+
+type CommonPopoverProps = {
+  align?: PopoverAlignment
+  children: ReactNode
+  side?: PopoverSide
+  overrideZIndex?: string
+  togglePopover: () => void
+  className?: string
+}
+
+export type PopoverContentProps = CommonPopoverProps & {
+  anchorElement?: HTMLElement | null
+  anchorPoint?: Point
+}
+
+export type PopoverProps =
+  | (CommonPopoverProps & PopoverAnchorElementProps)
+  | (CommonPopoverProps & PopoverAnchorPointProps)

packages/web/src/javascripts/Components/Popover/Utils/Collisions.ts

@@ -0,0 +1,86 @@
+import { PopoverSide, PopoverAlignment, RectCollisions } from '../Types'
+import { getAppRect, getPositionedPopoverRect } from './Rect'
+
+export const OppositeSide: Record<PopoverSide, PopoverSide> = {
+  top: 'bottom',
+  bottom: 'top',
+  left: 'right',
+  right: 'left',
+}
+
+export const checkCollisions = (popoverRect: DOMRect, containerRect: DOMRect): RectCollisions => {
+  const appRect = getAppRect(containerRect)
+
+  return {
+    top: popoverRect.top < appRect.top,
+    left: popoverRect.left < appRect.left,
+    bottom: popoverRect.bottom > appRect.bottom,
+    right: popoverRect.right > appRect.right,
+  }
+}
+
+export const getNonCollidingSide = (
+  preferredSide: PopoverSide,
+  preferredSideCollisions: RectCollisions,
+  oppositeSideCollisions: RectCollisions,
+): PopoverSide => {
+  const oppositeSide = OppositeSide[preferredSide]
+
+  return preferredSideCollisions[preferredSide] && !oppositeSideCollisions[oppositeSide] ? oppositeSide : preferredSide
+}
+
+const OppositeAlignment: Record<Exclude<PopoverAlignment, 'center'>, PopoverAlignment> = {
+  start: 'end',
+  end: 'start',
+}
+
+export const getNonCollidingAlignment = (
+  finalSide: PopoverSide,
+  preferredAlignment: PopoverAlignment,
+  collisions: RectCollisions,
+  {
+    popoverRect,
+    buttonRect,
+    documentRect,
+  }: {
+    popoverRect: DOMRect
+    buttonRect: DOMRect
+    documentRect: DOMRect
+  },
+): PopoverAlignment => {
+  const isHorizontalSide = finalSide === 'top' || finalSide === 'bottom'
+  const boundToCheckForStart = isHorizontalSide ? 'right' : 'bottom'
+  const boundToCheckForEnd = isHorizontalSide ? 'left' : 'top'
+
+  const prefersAligningAtStart = preferredAlignment === 'start'
+  const prefersAligningAtCenter = preferredAlignment === 'center'
+  const prefersAligningAtEnd = preferredAlignment === 'end'
+
+  if (prefersAligningAtCenter) {
+    if (collisions[boundToCheckForStart]) {
+      return 'end'
+    }
+    if (collisions[boundToCheckForEnd]) {
+      return 'start'
+    }
+  } else {
+    const oppositeAlignmentCollisions = checkCollisions(
+      getPositionedPopoverRect(popoverRect, buttonRect, finalSide, OppositeAlignment[preferredAlignment]),
+      documentRect,
+    )
+
+    if (
+      prefersAligningAtStart &&
+      collisions[boundToCheckForStart] &&
+      !oppositeAlignmentCollisions[boundToCheckForEnd]
+    ) {
+      return 'end'
+    }
+
+    if (prefersAligningAtEnd && collisions[boundToCheckForEnd] && !oppositeAlignmentCollisions[boundToCheckForStart]) {
+      return 'start'
+    }
+  }
+
+  return preferredAlignment
+}

packages/web/src/javascripts/Components/Popover/Utils/Rect.ts

@@ -0,0 +1,120 @@
+import { PopoverSide, PopoverAlignment } from '../Types'
+
+export const getPopoverMaxHeight = (
+  appRect: DOMRect,
+  buttonRect: DOMRect | undefined,
+  side: PopoverSide,
+  alignment: PopoverAlignment,
+): number | 'none' => {
+  const matchesMediumBreakpoint = matchMedia('(min-width: 768px)').matches
+
+  if (!matchesMediumBreakpoint) {
+    return 'none'
+  }
+
+  const MarginFromAppBorderInPX = 10
+
+  let constraint = 0
+
+  if (buttonRect) {
+    switch (side) {
+      case 'top':
+        constraint = appRect.height - buttonRect.top
+        break
+      case 'bottom':
+        constraint = buttonRect.bottom
+        break
+      case 'left':
+      case 'right':
+        switch (alignment) {
+          case 'start':
+            constraint = buttonRect.top
+            break
+          case 'end':
+            constraint = appRect.height - buttonRect.bottom
+            break
+        }
+        break
+    }
+  }
+
+  return appRect.height - constraint - MarginFromAppBorderInPX
+}
+
+export const getMaxHeightAdjustedRect = (rect: DOMRect, maxHeight: number) => {
+  return DOMRect.fromRect({
+    width: rect.width,
+    height: rect.height < maxHeight ? rect.height : maxHeight,
+    x: rect.x,
+    y: rect.y,
+  })
+}
+
+export const getAppRect = (updatedDocumentRect?: DOMRect) => {
+  const footerRect = document.querySelector('footer')?.getBoundingClientRect()
+  const documentRect = updatedDocumentRect ? updatedDocumentRect : document.documentElement.getBoundingClientRect()
+
+  const appRect = footerRect
+    ? DOMRect.fromRect({
+        width: documentRect.width,
+        height: documentRect.height - footerRect.height,
+      })
+    : documentRect
+
+  return appRect
+}
+
+export const getPositionedPopoverRect = (
+  popoverRect: DOMRect,
+  buttonRect: DOMRect,
+  side: PopoverSide,
+  align: PopoverAlignment,
+): DOMRect => {
+  const { width, height } = popoverRect
+
+  const positionPopoverRect = DOMRect.fromRect(popoverRect)
+
+  switch (side) {
+    case 'top': {
+      positionPopoverRect.y = buttonRect.top - height
+      break
+    }
+    case 'bottom':
+      positionPopoverRect.y = buttonRect.bottom
+      break
+    case 'left':
+      positionPopoverRect.x = buttonRect.left - width
+      break
+    case 'right':
+      positionPopoverRect.x = buttonRect.right
+      break
+  }
+
+  if (side === 'top' || side === 'bottom') {
+    switch (align) {
+      case 'start':
+        positionPopoverRect.x = buttonRect.left
+        break
+      case 'center':
+        positionPopoverRect.x = buttonRect.left - width / 2 + buttonRect.width / 2
+        break
+      case 'end':
+        positionPopoverRect.x = buttonRect.right - width
+        break
+    }
+  } else {
+    switch (align) {
+      case 'start':
+        positionPopoverRect.y = buttonRect.top
+        break
+      case 'center':
+        positionPopoverRect.y = buttonRect.top - height / 2 + buttonRect.height / 2
+        break
+      case 'end':
+        positionPopoverRect.y = buttonRect.bottom - height
+        break
+    }
+  }
+
+  return positionPopoverRect
+}

packages/web/src/javascripts/Components/Popover/Utils/usePopoverCloseOnClickOutside.ts

@@ -0,0 +1,36 @@
+import { useEffect } from 'react'
+
+type Options = {
+  popoverElement: HTMLElement | null
+  anchorElement: HTMLElement | null | undefined
+  togglePopover: () => void
+}
+
+export const usePopoverCloseOnClickOutside = ({ popoverElement, anchorElement, togglePopover }: Options) => {
+  useEffect(() => {
+    const closeIfClickedOutside = (event: MouseEvent) => {
+      const matchesMediumBreakpoint = matchMedia('(min-width: 768px)').matches
+
+      if (!matchesMediumBreakpoint) {
+        return
+      }
+
+      const target = event.target as Element
+
+      const isDescendantOfMenu = popoverElement?.contains(target)
+      const isAnchorElement = anchorElement ? anchorElement === event.target || anchorElement.contains(target) : false
+      const isDescendantOfPopover = target.closest('[data-popover]')
+
+      if (!isDescendantOfMenu && !isAnchorElement && !isDescendantOfPopover) {
+        togglePopover()
+      }
+    }
+
+    document.addEventListener('click', closeIfClickedOutside, { capture: true })
+    return () => {
+      document.removeEventListener('click', closeIfClickedOutside, {
+        capture: true,
+      })
+    }
+  }, [anchorElement, popoverElement, togglePopover])
+}

packages/web/src/javascripts/Components/Portal/Portal.tsx

@@ -0,0 +1,24 @@
+import { ReactNode, useState, useEffect } from 'react'
+import { createPortal } from 'react-dom'
+
+type Props = {
+  children: ReactNode
+}
+
+const randomPortalId = () => Math.random()
+
+const Portal = ({ children }: Props) => {
+  const [container, setContainer] = useState<HTMLElement>()
+
+  useEffect(() => {
+    const container = document.createElement('div')
+    container.id = `react-portal-${randomPortalId()}`
+    document.body.append(container)
+    setContainer(container)
+    return () => container.remove()
+  }, [])
+
+  return container ? createPortal(children, container) : null
+}
+
+export default Portal

packages/web/src/javascripts/Components/QuickSettingsMenu/QuickSettingsMenu.tsx

@@ -1,27 +1,26 @@
 import { WebApplication } from '@/Application/Application'
-import { ViewControllerManager } from '@/Services/ViewControllerManager'
-import { Disclosure, DisclosureButton, DisclosurePanel } from '@reach/disclosure'
 import { ComponentArea, ContentType, FeatureIdentifier, GetFeatures, SNComponent } from '@standardnotes/snjs'
 import { observer } from 'mobx-react-lite'
 import { FunctionComponent, KeyboardEventHandler, useCallback, useEffect, useRef, useState } from 'react'
 import Icon from '@/Components/Icon/Icon'
 import Switch from '@/Components/Switch/Switch'
-import { useCloseOnBlur } from '@/Hooks/useCloseOnBlur'
+import { quickSettingsKeyDownHandler } from './EventHandlers'
-import { quickSettingsKeyDownHandler, themesMenuKeyDownHandler } from './EventHandlers'
 import FocusModeSwitch from './FocusModeSwitch'
 import ThemesMenuButton from './ThemesMenuButton'
-import { useCloseOnClickOutside } from '@/Hooks/useCloseOnClickOutside'
 import { ThemeItem } from './ThemeItem'
 import { sortThemes } from '@/Utils/SortThemes'
 import RadioIndicator from '../RadioIndicator/RadioIndicator'
 import HorizontalSeparator from '../Shared/HorizontalSeparator'
+import Popover from '../Popover/Popover'
+import { PreferencesController } from '@/Controllers/PreferencesController'
+import { QuickSettingsController } from '@/Controllers/QuickSettingsController'
 
 const focusModeAnimationDuration = 1255
 
 type MenuProps = {
-  viewControllerManager: ViewControllerManager
+  preferencesController: PreferencesController
+  quickSettingsMenuController: QuickSettingsController
   application: WebApplication
-  onClickOutside: () => void
 }
 
 const toggleFocusMode = (enabled: boolean) => {
@@ -38,25 +37,23 @@ const toggleFocusMode = (enabled: boolean) => {
   }
 }
 
-const QuickSettingsMenu: FunctionComponent<MenuProps> = ({ application, viewControllerManager, onClickOutside }) => {
+const QuickSettingsMenu: FunctionComponent<MenuProps> = ({
-  const { closeQuickSettingsMenu, shouldAnimateCloseMenu, focusModeEnabled, setFocusModeEnabled } =
+  application,
-    viewControllerManager.quickSettingsMenuController
+  preferencesController,
+  quickSettingsMenuController,
+}) => {
+  const { closeQuickSettingsMenu, focusModeEnabled, setFocusModeEnabled } = quickSettingsMenuController
   const [themes, setThemes] = useState<ThemeItem[]>([])
   const [toggleableComponents, setToggleableComponents] = useState<SNComponent[]>([])
   const [themesMenuOpen, setThemesMenuOpen] = useState(false)
-  const [themesMenuPosition, setThemesMenuPosition] = useState({})
   const [defaultThemeOn, setDefaultThemeOn] = useState(false)
 
-  const themesMenuRef = useRef<HTMLDivElement>(null)
   const themesButtonRef = useRef<HTMLButtonElement>(null)
   const prefsButtonRef = useRef<HTMLButtonElement>(null)
   const quickSettingsMenuRef = useRef<HTMLDivElement>(null)
   const defaultThemeButtonRef = useRef<HTMLButtonElement>(null)
 
   const mainRef = useRef<HTMLDivElement>(null)
-  useCloseOnClickOutside(mainRef, () => {
-    onClickOutside()
-  })
 
   useEffect(() => {
     toggleFocusMode(focusModeEnabled)
@@ -139,25 +136,14 @@ const QuickSettingsMenu: FunctionComponent<MenuProps> = ({ application, viewCont
     prefsButtonRef.current?.focus()
   }, [])
 
-  const [closeOnBlur] = useCloseOnBlur(themesMenuRef, setThemesMenuOpen)
-
   const toggleThemesMenu = useCallback(() => {
-    if (!themesMenuOpen && themesButtonRef.current) {
+    setThemesMenuOpen((isOpen) => !isOpen)
-      const themesButtonRect = themesButtonRef.current.getBoundingClientRect()
+  }, [])
-      setThemesMenuPosition({
-        left: themesButtonRect.right,
-        bottom: document.documentElement.clientHeight - themesButtonRect.bottom,
-      })
-      setThemesMenuOpen(true)
-    } else {
-      setThemesMenuOpen(false)
-    }
-  }, [themesMenuOpen])
 
   const openPreferences = useCallback(() => {
     closeQuickSettingsMenu()
-    viewControllerManager.preferencesController.openPreferences()
+    preferencesController.openPreferences()
-  }, [viewControllerManager, closeQuickSettingsMenu])
+  }, [closeQuickSettingsMenu, preferencesController])
 
   const toggleComponent = useCallback(
     (component: SNComponent) => {
@@ -193,10 +179,6 @@ const QuickSettingsMenu: FunctionComponent<MenuProps> = ({ application, viewCont
     [closeQuickSettingsMenu, themesMenuOpen],
   )
 
-  const handlePanelKeyDown: React.KeyboardEventHandler<HTMLDivElement> = useCallback((event) => {
-    themesMenuKeyDownHandler(event, themesMenuRef, setThemesMenuOpen, themesButtonRef)
-  }, [])
-
   const toggleDefaultTheme = useCallback(() => {
     const activeTheme = themes.map((item) => item.component).find((theme) => theme?.active && !theme.isLayerable())
     if (activeTheme) {
@@ -205,19 +187,11 @@ const QuickSettingsMenu: FunctionComponent<MenuProps> = ({ application, viewCont
   }, [application, themes])
 
   return (
-    <div ref={mainRef} className="sn-component">
+    <div ref={mainRef} onKeyDown={handleQuickSettingsKeyDown}>
-      <div
-        className={`max-h-120 absolute bottom-full left-0 z-footer-bar-item-panel flex min-w-80 max-w-xs cursor-auto flex-col overflow-y-auto rounded bg-default py-2 shadow-main ${
-          shouldAnimateCloseMenu ? 'slide-up-animation' : 'slide-down-animation transition-transform duration-150'
-        }`}
-        ref={quickSettingsMenuRef}
-        onKeyDown={handleQuickSettingsKeyDown}
-      >
       <div className="mt-1 mb-2 px-3 text-sm font-semibold uppercase text-text">Quick Settings</div>
-        <Disclosure open={themesMenuOpen} onChange={toggleThemesMenu}>
+      <button
-          <DisclosureButton
+        onClick={toggleThemesMenu}
         onKeyDown={handleBtnKeyDown}
-            onBlur={closeOnBlur}
         ref={themesButtonRef}
         className="flex w-full cursor-pointer items-center justify-between border-0 bg-transparent px-3 py-1.5 text-left text-sm text-text hover:bg-contrast hover:text-foreground focus:bg-info-backdrop focus:shadow-none"
       >
@@ -226,38 +200,28 @@ const QuickSettingsMenu: FunctionComponent<MenuProps> = ({ application, viewCont
           Themes
         </div>
         <Icon type="chevron-right" className="text-neutral" />
-          </DisclosureButton>
+      </button>
-          <DisclosurePanel
+      <Popover
-            onBlur={closeOnBlur}
+        togglePopover={toggleThemesMenu}
-            ref={themesMenuRef}
+        anchorElement={themesButtonRef.current}
-            onKeyDown={handlePanelKeyDown}
+        open={themesMenuOpen}
-            style={{
+        side="right"
-              ...themesMenuPosition,
+        align="end"
-            }}
+        className="py-2"
-            className={`${
-              themesMenuOpen ? 'flex' : 'hidden'
-            } max-h-120 slide-down-animation fixed min-w-80 max-w-xs flex-col overflow-y-auto rounded bg-default py-2 shadow-main transition-transform duration-150`}
       >
         <div className="my-1 px-3 text-sm font-semibold uppercase text-text">Themes</div>
         <button
           className="flex w-full cursor-pointer items-center border-0 bg-transparent px-3 py-1.5 text-left text-sm text-text hover:bg-contrast hover:text-foreground focus:bg-info-backdrop focus:shadow-none"
           onClick={toggleDefaultTheme}
-              onBlur={closeOnBlur}
           ref={defaultThemeButtonRef}
         >
           <RadioIndicator checked={defaultThemeOn} className="mr-2" />
           Default
         </button>
         {themes.map((theme) => (
-              <ThemesMenuButton
+          <ThemesMenuButton item={theme} application={application} key={theme.component?.uuid ?? theme.identifier} />
-                item={theme}
-                application={application}
-                key={theme.component?.uuid ?? theme.identifier}
-                onBlur={closeOnBlur}
-              />
         ))}
-          </DisclosurePanel>
+      </Popover>
-        </Disclosure>
       {toggleableComponents.map((component) => (
         <button
           className="flex w-full cursor-pointer items-center justify-between border-0 bg-transparent px-3 py-1.5 text-left text-sm text-text hover:bg-contrast hover:text-foreground focus:bg-info-backdrop focus:shadow-none"
@@ -289,7 +253,6 @@ const QuickSettingsMenu: FunctionComponent<MenuProps> = ({ application, viewCont
         Open Preferences
       </button>
     </div>
-    </div>
   )
 }
 

packages/web/src/javascripts/Components/QuickSettingsMenu/ThemesMenuButton.tsx

@@ -11,10 +11,9 @@ import { PremiumFeatureIconClass, PremiumFeatureIconName } from '../Icon/Premium
 type Props = {
   item: ThemeItem
   application: WebApplication
-  onBlur: (event: { relatedTarget: EventTarget | null }) => void
 }
 
-const ThemesMenuButton: FunctionComponent<Props> = ({ application, item, onBlur }) => {
+const ThemesMenuButton: FunctionComponent<Props> = ({ application, item }) => {
   const premiumModal = usePremiumModal()
 
   const isThirdPartyTheme = useMemo(
@@ -50,7 +49,6 @@ const ThemesMenuButton: FunctionComponent<Props> = ({ application, item, onBlur
         'flex w-full cursor-pointer items-center justify-between border-0 bg-transparent px-3 py-1.5 text-left text-sm text-text hover:bg-contrast hover:text-foreground focus:bg-info-backdrop focus:bg-info-backdrop focus:shadow-none focus:shadow-none'
       }
       onClick={toggleTheme}
-      onBlur={onBlur}
     >
       {item.component?.isLayerable() ? (
         <>

packages/web/src/javascripts/Components/Tags/TagContextMenu.tsx

@@ -1,5 +1,5 @@
 import { observer } from 'mobx-react-lite'
-import { useCallback, useEffect, useRef, useMemo } from 'react'
+import { useCallback, useRef, useMemo } from 'react'
 import Icon from '@/Components/Icon/Icon'
 import Menu from '@/Components/Menu/Menu'
 import MenuItem from '@/Components/Menu/MenuItem'
@@ -11,6 +11,7 @@ import { NavigationController } from '@/Controllers/Navigation/NavigationControl
 import HorizontalSeparator from '../Shared/HorizontalSeparator'
 import { formatDateForContextMenu } from '@/Utils/DateUtils'
 import { PremiumFeatureIconClass, PremiumFeatureIconName } from '../Icon/PremiumFeatureIcon'
+import Popover from '../Popover/Popover'
 
 type ContextMenuProps = {
   navigationController: NavigationController
@@ -21,22 +22,11 @@ type ContextMenuProps = {
 const TagContextMenu = ({ navigationController, isEntitledToFolders, selectedTag }: ContextMenuProps) => {
   const premiumModal = usePremiumModal()
 
-  const { contextMenuOpen, contextMenuPosition, contextMenuMaxHeight } = navigationController
+  const { contextMenuOpen, contextMenuClickLocation } = navigationController
 
   const contextMenuRef = useRef<HTMLDivElement>(null)
   useCloseOnClickOutside(contextMenuRef, () => navigationController.setContextMenuOpen(false))
 
-  const reloadContextMenuLayout = useCallback(() => {
-    navigationController.reloadContextMenuLayout()
-  }, [navigationController])
-
-  useEffect(() => {
-    window.addEventListener('resize', reloadContextMenuLayout)
-    return () => {
-      window.removeEventListener('resize', reloadContextMenuLayout)
-    }
-  }, [reloadContextMenuLayout])
-
   const onClickAddSubtag = useCallback(() => {
     if (!isEntitledToFolders) {
       premiumModal.activate('Folders')
@@ -63,22 +53,15 @@ const TagContextMenu = ({ navigationController, isEntitledToFolders, selectedTag
 
   const tagCreatedAt = useMemo(() => formatDateForContextMenu(selectedTag.created_at), [selectedTag.created_at])
 
-  return contextMenuOpen ? (
+  return (
-    <div
+    <Popover
-      ref={contextMenuRef}
+      open={contextMenuOpen}
-      className="max-h-120 fixed z-dropdown-menu flex min-w-60 flex-col overflow-y-auto rounded bg-default py-2 shadow-main"
+      anchorPoint={contextMenuClickLocation}
-      style={{
+      togglePopover={() => navigationController.setContextMenuOpen(!contextMenuOpen)}
-        ...contextMenuPosition,
+      className="py-2"
-        maxHeight: contextMenuMaxHeight,
-      }}
-    >
-      <Menu
-        a11yLabel="Tag context menu"
-        isOpen={contextMenuOpen}
-        closeMenu={() => {
-          navigationController.setContextMenuOpen(false)
-        }}
     >
+      <div ref={contextMenuRef}>
+        <Menu a11yLabel="Tag context menu" isOpen={contextMenuOpen}>
           <MenuItem type={MenuItemType.IconButton} className={'justify-between py-1.5'} onClick={onClickAddSubtag}>
             <div className="flex items-center">
               <Icon type="add" className="mr-2 text-neutral" />
@@ -108,7 +91,8 @@ const TagContextMenu = ({ navigationController, isEntitledToFolders, selectedTag
           </div>
         </div>
       </div>
-  ) : null
+    </Popover>
+  )
 }
 
 export default observer(TagContextMenu)

packages/web/src/javascripts/Hooks/useDocumentRect.ts

@@ -0,0 +1,25 @@
+import { useEffect, useState } from 'react'
+
+const DebounceTimeInMs = 100
+
+export const useDocumentRect = (): DOMRect => {
+  const [documentRect, setDocumentRect] = useState<DOMRect>(document.documentElement.getBoundingClientRect())
+
+  useEffect(() => {
+    let debounceTimeout: number
+
+    const handleWindowResize = () => {
+      window.clearTimeout(debounceTimeout)
+
+      window.setTimeout(() => {
+        setDocumentRect(document.documentElement.getBoundingClientRect())
+      }, DebounceTimeInMs)
+    }
+
+    window.addEventListener('resize', handleWindowResize)
+
+    return () => window.removeEventListener('resize', handleWindowResize)
+  }, [])
+
+  return documentRect
+}

packages/web/src/javascripts/Hooks/useElementRect.ts

@@ -0,0 +1,53 @@
+import { useEffect, useState } from 'react'
+
+const DebounceTimeInMs = 100
+
+type Options = {
+  updateOnWindowResize: boolean
+}
+
+/**
+ * Returns the bounding rect of an element, auto-updated when the element resizes.
+ * Can optionally be auto-update on window resize.
+ */
+export const useAutoElementRect = (
+  element: HTMLElement | null | undefined,
+  { updateOnWindowResize }: Options = { updateOnWindowResize: false },
+) => {
+  const [rect, setRect] = useState<DOMRect>()
+
+  useEffect(() => {
+    let windowResizeDebounceTimeout: number
+    let windowResizeHandler: () => void
+
+    if (element) {
+      const resizeObserver = new ResizeObserver(() => {
+        setRect(element.getBoundingClientRect())
+      })
+      resizeObserver.observe(element)
+
+      if (updateOnWindowResize) {
+        windowResizeHandler = () => {
+          window.clearTimeout(windowResizeDebounceTimeout)
+
+          window.setTimeout(() => {
+            setRect(element.getBoundingClientRect())
+          }, DebounceTimeInMs)
+        }
+        window.addEventListener('resize', windowResizeHandler)
+      }
+
+      return () => {
+        resizeObserver.unobserve(element)
+        if (windowResizeHandler) {
+          window.removeEventListener('resize', windowResizeHandler)
+        }
+      }
+    } else {
+      setRect(undefined)
+      return
+    }
+  }, [element, updateOnWindowResize])
+
+  return rect
+}

packages/web/src/javascripts/Utils/CalculateSubmenuStyle.tsx

@@ -1,64 +0,0 @@
-import { MAX_MENU_SIZE_MULTIPLIER, MENU_MARGIN_FROM_APP_BORDER } from '@/Constants/Constants'
-
-export type SubmenuStyle = {
-  top?: number | 'auto'
-  right?: number | 'auto'
-  bottom: number | 'auto'
-  left?: number | 'auto'
-  visibility?: 'hidden' | 'visible'
-  maxHeight: number | 'auto'
-}
-
-export const calculateSubmenuStyle = (
-  button: HTMLButtonElement | null,
-  menu?: HTMLDivElement | HTMLMenuElement | null,
-): SubmenuStyle | undefined => {
-  const defaultFontSize = window.getComputedStyle(document.documentElement).fontSize
-  const maxChangeEditorMenuSize = parseFloat(defaultFontSize) * MAX_MENU_SIZE_MULTIPLIER
-  const { clientWidth, clientHeight } = document.documentElement
-  const buttonRect = button?.getBoundingClientRect()
-  const buttonParentRect = button?.parentElement?.getBoundingClientRect()
-  const menuBoundingRect = menu?.getBoundingClientRect()
-  const footerElementRect = document.getElementById('footer-bar')?.getBoundingClientRect()
-  const footerHeightInPx = footerElementRect?.height ?? 0
-
-  let position: SubmenuStyle = {
-    bottom: 'auto',
-    maxHeight: 'auto',
-  }
-
-  if (buttonRect && buttonParentRect) {
-    let positionBottom = clientHeight - buttonRect.bottom - buttonRect.height / 2
-
-    if (positionBottom < footerHeightInPx) {
-      positionBottom = footerHeightInPx + MENU_MARGIN_FROM_APP_BORDER
-    }
-
-    position = {
-      bottom: positionBottom,
-      visibility: 'hidden',
-      maxHeight: 'auto',
-    }
-
-    if (buttonRect.right + maxChangeEditorMenuSize > clientWidth) {
-      position.right = clientWidth - buttonRect.left
-    } else {
-      position.left = buttonRect.right
-    }
-  }
-
-  if (menuBoundingRect?.height && buttonRect && position.bottom !== 'auto') {
-    position.visibility = 'visible'
-
-    if (menuBoundingRect.y < MENU_MARGIN_FROM_APP_BORDER) {
-      position.bottom = position.bottom + menuBoundingRect.y - MENU_MARGIN_FROM_APP_BORDER * 2
-    }
-
-    if (footerElementRect && menuBoundingRect.height > footerElementRect.y) {
-      position.bottom = footerElementRect.height + MENU_MARGIN_FROM_APP_BORDER
-      position.maxHeight = clientHeight - footerElementRect.height - MENU_MARGIN_FROM_APP_BORDER * 2
-    }
-  }
-
-  return position
-}

packages/web/src/javascripts/Utils/index.ts

@@ -1,4 +1,3 @@
-export * from './CalculateSubmenuStyle'
 export * from './ConcatenateUint8Arrays'
 export * from './IsMobile'
 export * from './StringUtils'

packages/web/src/stylesheets/_main.scss

@@ -4,10 +4,10 @@
   --z-index-resizer-overlay: 1000;
   --z-index-component-view: 1000;
   --z-index-panel-resizer: 1001;
-  --z-index-dropdown-menu: 1002;
   --z-index-footer-bar: 2000;
   --z-index-footer-bar-item: 2000;
   --z-index-footer-bar-item-panel: 2000;
+  --z-index-dropdown-menu: 2500;
   --z-index-preferences: 3000;
   --z-index-purchase-flow: 4000;
   --z-index-lock-screen: 10000;