Method processMouseUp

src/LGraphCanvas.ts:3105–3178

* Called when a mouse up event has to be processed

(e: PointerEvent)

   * Called when a mouse up event has to be processed
   */
  processMouseUp(e: PointerEvent): void {
    // early exit for extra pointer
    if (e.isPrimary === false) return

    const { graph, pointer } = this
    if (!graph) return

    LGraphCanvas.active_canvas = this

    this.adjustMouseEvent(e)

    const now = LiteGraph.getTime()
    e.click_time = now - this.last_mouseclick

    /** The mouseup event occurred near the mousedown event. */
    /** Normal-looking click event - mouseUp occurred near mouseDown, without dragging. */
    const isClick = pointer.up(e)
    if (isClick === true) {
      pointer.isDown = false
      pointer.isDouble = false
      // Required until all link behaviour is added to Pointer API
      this.connecting_links = null
      this.dragging_canvas = false

      graph.change()

      e.stopPropagation()
      e.preventDefault()
      return
    }

    this.last_mouse_dragging = false
    this.last_click_position = null

    // used to avoid sending twice a click in an immediate button
    this.block_click &&= false

    if (e.button === 0) {
      // left button
      this.selected_group = null

      this.isDragging = false

      const x = e.canvasX
      const y = e.canvasY

      if (!this.linkConnector.isConnecting) {
        this.dirty_canvas = true

        // @ts-expect-error Unused param
        this.node_over?.onMouseUp?.(e, [x - this.node_over.pos[0], y - this.node_over.pos[1]], this)
        this.node_capturing_input?.onMouseUp?.(e, [
          x - this.node_capturing_input.pos[0],
          y - this.node_capturing_input.pos[1],
        ])
      }
    } else if (e.button === 1) {
      // middle button