api-console-assets/bower_components/text-search-behavior/demo/search-element.html

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@license
Copyright 2016 The Advanced REST client authors <arc@mulesoft.com>
Licensed under the Apache License, Version 2.0 (the "License"); you may not
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<link rel="import" href="../../polymer/polymer.html">
<link rel="import" href="../../paper-input/paper-input.html">
<link rel="import" href="../text-search-behavior.html">
<link rel="import" href="../../iron-a11y-keys/iron-a11y-keys.html">

<dom-module id="search-element">
  <template>
    <style>
      :host {
        display: block;
      }

      #body {
        white-space: pre-wrap;
      }

      #body ::content .arc-search-mark.selected {
        background-color: #ff9632;
      }
    </style>
    <div>
      <paper-input id="query" label="Search term" value="{{query}}"></paper-input>
    </div>

    <output id="body">
      <content></content>
    </output>

    <iron-a11y-keys id="a11y" target="[[_searchInput]]" keys="enter" on-keys-pressed="_onEnter"></iron-a11y-keys>
  </template>
  <script>
    Polymer({
      is: 'search-element',
      behaviors: [ArcBehaviors.TextSearchBehavior],

      properties: {
        // qurrent query
        query: String,
        // a search node.
        _textSearch: {
          type: HTMLElement,
          value: function() {
            // Note, because the content is a distributed node it mast point
            // to it's parent which is this element, not the #body.
            return this;
          }
        },
        // query input field.
        _searchInput: {
          type: HTMLElement,
          value: function() {
            return this.$.query;
          }
        },
        // Currently marked position. -1 means no selection is made.
        marked: {
          type: Number,
          value: -1
        }
      },

      observers: [
        '_queryChanged(query)'
      ],

      // Handler for enter press. Mark next word position.
      _onEnter: function() {
        if (!this.markedCount) {
          this.marked = -1;
          this.clearHighlight();
          return;
        }
        var currentMarked = this.marked;
        currentMarked++;
        if (currentMarked >= this.markedCount) {
          currentMarked = 0;
        }
        this.marked = currentMarked;
        this.highlightMarked(currentMarked);
      },
      // Handler called when the query change. Mark search occurence.
      _queryChanged: function(word) {
        if (!word) {
          this.cleanMarked();
          return;
        }
        this.mark(word);
        // Clear currently marked information.
        this.marked = -1;
        this.clearHighlight();
      }

    });
  </script>
</dom-module>