refactor(viewpane): accept KeyFilter instead of KeyCode

# What's changed?

* accept type of `KeyFilter` instead of `KeyCode` for zoom/select/delete keypress
* don't filter on input dom elements

packages/vue-flow/src/composables/useKeyPress.ts

@@ -1,43 +1,32 @@
 import type { Ref } from 'vue'
-import { onKeyDown, onKeyPressed, onKeyUp } from '@vueuse/core'
+import type { KeyFilter } from '@vueuse/core'
 import useWindow from './useWindow'
-import type { KeyCode } from '~/types'
-import { isInputDOMNode } from '~/utils'
 
-export default (keyCode: Ref<KeyCode>, onChange?: (keyPressed: boolean) => void): Ref<boolean> => {
+export default (keyFilter: KeyFilter, onChange?: (keyPressed: boolean) => void): Ref<boolean> => {
   const window = useWindow()
 
   let isPressed = $ref(false)
 
-  watchEffect(
+  watch($$(isPressed), () => {
-    () => {
+    if (onChange && typeof onChange === 'function') onChange(isPressed)
-      if (onChange && typeof onChange === 'function') onChange(isPressed)
+  })
-    },
-    { flush: 'post' },
-  )
 
-  onKeyPressed(
+  onKeyStroke(
-    (e) => !isInputDOMNode(e) && (e.key === keyCode.value || e.keyCode === keyCode.value),
+    keyFilter,
     (e) => {
       e.preventDefault()
       isPressed = true
     },
+    { eventName: 'keydown' },
   )
 
-  onKeyDown(
+  onKeyStroke(
-    (e) => !isInputDOMNode(e) && (e.key === keyCode.value || e.keyCode === keyCode.value),
+    keyFilter,
-    (e) => {
-      e.preventDefault()
-      isPressed = true
-    },
-  )
-
-  onKeyUp(
-    (e) => !isInputDOMNode(e) && (e.key === keyCode.value || e.keyCode === keyCode.value),
     (e) => {
       e.preventDefault()
       isPressed = false
     },
+    { eventName: 'keyup' },
   )
 
   if (typeof window.addEventListener !== 'undefined') {

packages/vue-flow/src/container/SelectionPane/SelectionPane.vue

@@ -1,7 +1,6 @@
 <script lang="ts" setup>
-import type { EdgeChange, GraphNode, NodeChange } from '../../types'
+import type { GraphNode } from '../../types'
 import { useKeyPress, useVueFlow } from '../../composables'
-import { getConnectedEdges } from '../../utils'
 import { NodesSelection, UserSelection } from '../../components'
 
 const {
@@ -41,7 +40,7 @@ const onMouseLeave = (event: MouseEvent) => emits.paneMouseLeave(event)
 
 const onMouseMove = (event: MouseEvent) => emits.paneMouseMove(event)
 
-useKeyPress($$(deleteKeyCode), (keyPressed) => {
+useKeyPress(deleteKeyCode, (keyPressed) => {
   const nodesToRemove = getNodes.reduce<GraphNode[]>((res, node) => {
     if (!node.selected && node.parentNode && res.find((n) => n.id === node.parentNode)) {
       res.push(node)
@@ -71,13 +70,13 @@ useKeyPress($$(deleteKeyCode), (keyPressed) => {
   }
 })
 
-useKeyPress($$(multiSelectionKeyCode), (keyPressed) => {
+useKeyPress(multiSelectionKeyCode, (keyPressed) => {
   setState({
     multiSelectionActive: keyPressed,
   })
 })
 
-const selectionKeyPressed = useKeyPress($$(selectionKeyCode), (keyPressed) => {
+const selectionKeyPressed = useKeyPress(selectionKeyCode, (keyPressed) => {
   if (userSelectionActive && keyPressed) return
   setState({
     userSelectionActive: keyPressed && elementsSelectable,

packages/vue-flow/src/container/Viewport/Viewport.vue

@@ -97,7 +97,7 @@ onMounted(() => {
     viewportRef: viewportEl.value,
   })
 
-  const selectionKeyPressed = useKeyPress($$(selectionKeyCode), (keyPress) => {
+  const selectionKeyPressed = useKeyPress(selectionKeyCode, (keyPress) => {
     if (keyPress && !isZoomingOrPanning) {
       d3Zoom.on('zoom', null)
     } else if (!keyPress) {
@@ -109,7 +109,7 @@ onMounted(() => {
     }
   })
 
-  const zoomKeyPressed = useKeyPress($$(zoomActivationKeyCode))
+  const zoomKeyPressed = useKeyPress(zoomActivationKeyCode)
 
   d3Zoom.on('start', (event: D3ZoomEvent<HTMLDivElement, any>) => {
     isZoomingOrPanning = true

packages/vue-flow/src/types/flow.ts

@@ -1,8 +1,9 @@
 import type { CSSProperties } from 'vue'
+import type { KeyFilter } from '@vueuse/core'
 import type { DefaultEdgeOptions, Edge, GraphEdge } from './edge'
 import type { CoordinateExtent, GraphNode, Node } from './node'
 import type { ConnectionLineOptions, ConnectionLineType, ConnectionMode, Connector } from './connection'
-import type { KeyCode, PanOnScrollMode } from './zoom'
+import type { PanOnScrollMode } from './zoom'
 import type { EdgeTypesObject, NodeTypesObject } from './components'
 
 export type ElementData = any
@@ -90,10 +91,10 @@ export interface FlowProps {
   /** @deprecated use {@link ConnectionLineOptions.style} */
   connectionLineStyle?: CSSProperties | null
   connectionLineOptions?: ConnectionLineOptions
-  deleteKeyCode?: KeyCode
+  deleteKeyCode?: KeyFilter
-  selectionKeyCode?: KeyCode
+  selectionKeyCode?: KeyFilter
-  multiSelectionKeyCode?: KeyCode
+  multiSelectionKeyCode?: KeyFilter
-  zoomActivationKeyCode?: KeyCode
+  zoomActivationKeyCode?: KeyFilter
   snapToGrid?: boolean
   snapGrid?: SnapGrid
   onlyRenderVisibleElements?: boolean

packages/vue-flow/src/types/store.ts

@@ -1,10 +1,11 @@
 import type { CSSProperties, ComputedRef, ToRefs } from 'vue'
+import type { KeyFilter } from '@vueuse/core'
 import type { Dimensions, Elements, FlowElements, FlowExportObject, FlowOptions, SnapGrid, XYPosition } from './flow'
 import type { DefaultEdgeTypes, DefaultNodeTypes, EdgeComponent, NodeComponent } from './components'
 import type { Connection, ConnectionLineOptions, ConnectionLineType, ConnectionMode, Connector } from './connection'
 import type { DefaultEdgeOptions, Edge, GraphEdge } from './edge'
 import type { CoordinateExtent, GraphNode, Node } from './node'
-import type { D3Selection, D3Zoom, D3ZoomHandler, KeyCode, PanOnScrollMode, Viewport, ViewportFunctions } from './zoom'
+import type { D3Selection, D3Zoom, D3ZoomHandler, PanOnScrollMode, Viewport, ViewportFunctions } from './zoom'
 import type { FlowHooks, FlowHooksEmit, FlowHooksOn } from './hooks'
 import type { EdgeChange, NodeChange, NodeDragItem } from './changes'
 import type { HandleType, StartHandle } from './handle'
@@ -54,10 +55,10 @@ export interface State extends Omit<FlowOptions, 'id' | 'modelValue'> {
   userSelectionActive: boolean
   multiSelectionActive: boolean
 
-  deleteKeyCode: KeyCode
+  deleteKeyCode: KeyFilter
-  selectionKeyCode: KeyCode
+  selectionKeyCode: KeyFilter
-  multiSelectionKeyCode: KeyCode
+  multiSelectionKeyCode: KeyFilter
-  zoomActivationKeyCode: KeyCode
+  zoomActivationKeyCode: KeyFilter
 
   connectionNodeId: string | null
   connectionHandleId: string | null

packages/vue-flow/src/types/zoom.ts

@@ -12,8 +12,6 @@ export interface Viewport {
   zoom: number
 }
 
-export type KeyCode = number | string
-
 export enum PanOnScrollMode {
   Free = 'free',
   Vertical = 'vertical',

packages/vue-flow/src/utils/graph.ts

@@ -19,16 +19,6 @@ import type {
 } from '~/types'
 import { useWindow } from '~/composables'
 
-const isHTMLElement = (el: EventTarget): el is HTMLElement => ('nodeName' || 'hasAttribute') in el
-
-export const isInputDOMNode = (e: KeyboardEvent | MouseEvent): boolean => {
-  const target = e.target
-  if (target && isHTMLElement(target)) {
-    return ['INPUT', 'SELECT', 'TEXTAREA', 'BUTTON'].includes(target.nodeName) || target.hasAttribute('contentEditable')
-  }
-  return false
-}
-
 export const getDimensions = (node: HTMLElement): Dimensions => ({
   width: node.offsetWidth,
   height: node.offsetHeight,