# all files / src/js/base/module/ Clipboard.js

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     import lists from '../core/lists';

    export default class Clipboard {
      constructor(context) {
        this.context = context;
        this.$editable = context.layoutInfo.editable;
      }

      initialize() {
        this.$editable.on('paste', this.pasteByEvent.bind(this));
      }

      /**
       * paste by clipboard event
       *
       * @param {Event} event
       */
      pasteByEvent(event) {
        const clipboardData = event.originalEvent.clipboardData;
        if (clipboardData && clipboardData.items && clipboardData.items.length) {
          // paste img file
          const item = clipboardData.items.length > 1 ? clipboardData.items[1] : lists.head(clipboardData.items);
          if (item.kind === 'file' && item.type.indexOf('image/') !== -1) {
            this.context.invoke('editor.insertImagesOrCallback', [item.getAsFile()]);
          }
          this.context.invoke('editor.afterCommand');
        }
      }
    }