Method disableHandle

src/cdk/drag-drop/drag-ref.ts:637–642

* Sets a handle as disabled. While a handle is disabled, it'll capture and interrupt dragging. * @param handle Handle element that should be disabled.

(handle: HTMLElement)

   * @param handle Handle element that should be disabled.
   */
  disableHandle(handle: HTMLElement) {
    if (!this._disabledHandles.has(handle) && this._handles.indexOf(handle) > -1) {
      this._disabledHandles.add(handle);
      toggleNativeDragInteractions(handle, true);
    }
  }

  /**
   * Enables a handle, if it has been disabled.