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Edit File: snow.js

import extend from 'extend';
import Emitter from '../core/emitter';
import BaseTheme, { BaseTooltip } from './base';
import LinkBlot from '../formats/link';
import Picker from '../ui/picker';
import { Range } from '../core/selection';

const TOOLBAR_CONFIG = [
  [{ header: ['1', '2', '3', false] }],
  ['bold', 'italic', 'underline', 'link'],
  [{ list: 'ordered' }, { list: 'bullet' }],
  ['clean']
];

class SnowTheme extends BaseTheme {
  constructor(quill, options) {
    if (options.modules.toolbar != null && options.modules.toolbar.container == null) {
      options.modules.toolbar.container = TOOLBAR_CONFIG;
    }
    super(quill, options);
    this.quill.container.classList.add('ql-snow');
  }

extendToolbar(toolbar) {
    toolbar.container.classList.add('ql-snow');
    this.buildButtons([].slice.call(toolbar.container.querySelectorAll('button')));
    this.buildPickers([].slice.call(toolbar.container.querySelectorAll('select')));
    this.tooltip = new SnowTooltip(this.quill, this.options.bounds);
    if (toolbar.container.querySelector('.ql-link')) {
      this.quill.keyboard.addBinding({ key: 'K', shortKey: true }, function(range, context) {
        toolbar.handlers['link'].call(toolbar, !context.format.link);
      });
    }
  }
}
SnowTheme.DEFAULTS = extend(true, {}, BaseTheme.DEFAULTS, {
  modules: {
    toolbar: {
      handlers: {
        link: function(value) {
          if (value) {
            let range = this.quill.getSelection();
            if (range == null || range.length == 0) return;
            let preview = this.quill.getText(range);
            if (/^\S+@\S+\.\S+$/.test(preview) && preview.indexOf('mailto:') !== 0) {
              preview = 'mailto:' + preview;
            }
            let tooltip = this.quill.theme.tooltip;
            tooltip.edit('link', preview);
          } else {
            this.quill.format('link', false);
          }
        }
      }
    }
  }
});

class SnowTooltip extends BaseTooltip {
  constructor(quill, bounds) {
    super(quill, bounds);
    this.preview = this.root.querySelector('a.ql-preview');
  }

listen() {
    super.listen();
    this.root.querySelector('a.ql-action').addEventListener('click', (event) => {
      if (this.root.classList.contains('ql-editing')) {
        this.save();
      } else {
        this.edit('link', this.preview.textContent);
      }
      event.preventDefault();
    });
    this.root.querySelector('a.ql-remove').addEventListener('click', (event) => {
      if (this.linkRange != null) {
        this.restoreFocus();
        this.quill.formatText(this.linkRange, 'link', false, Emitter.sources.USER);
        delete this.linkRange;
      }
      event.preventDefault();
      this.hide();
    });
    this.quill.on(Emitter.events.SELECTION_CHANGE, (range) => {
      if (range == null) return;
      if (range.length === 0) {
        let [link, offset] = this.quill.scroll.descendant(LinkBlot, range.index);
        if (link != null) {
          this.linkRange = new Range(range.index - offset, link.length());
          let preview = LinkBlot.formats(link.domNode);
          this.preview.textContent = preview;
          this.preview.setAttribute('href', preview);
          this.show();
          this.position(this.quill.getBounds(this.linkRange));
          return;
        }
      }
      this.hide();
    });
  }

show() {
    super.show();
    this.root.removeAttribute('data-mode');
  }
}
SnowTooltip.TEMPLATE = [
  '<a class="ql-preview" target="_blank" href="about:blank"></a>',
  '<input type="text" data-formula="e=mc^2" data-link="quilljs.com" data-video="Embed URL">',
  '<a class="ql-action"></a>',
  '<a class="ql-remove"></a>'
].join('');

export default SnowTheme;

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