form_autocomplete_input.mustache 2.24 KB
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{{!
    This file is part of Moodle - http://moodle.org/

    Moodle is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    Moodle is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
}}
{{!
    @template core/form_autocomplete_input

    Moodle template for the input field in an autocomplate form element.

    Classes required for JS:
    * none

    Data attributes required for JS:
    * none

    Context variables required for this template:
    * inputId The dom id of this input field.
    * suggestionsId The dom id of the suggestions list.
    * selectionId The dom id of the current selection list.
    * downArrowId The dom id of the down arrow to open the suggestions.
    * placeholder The place holder text when the field is empty

    Example context (json):
    { "inputID": 1, "suggestionsId": 2, "selectionId": 3, "downArrowId": 4, "placeholder": "Select something" }
}}
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{{#showSuggestions}}
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<input type="text" id="{{inputId}}" list="{{suggestionsId}}" placeholder="{{placeholder}}" role="combobox" aria-expanded="false" autocomplete="off" autocorrect="off" autocapitalize="off" aria-autocomplete="list" aria-owns="{{suggestionsId}} {{selectionId}}" {{#tags}}data-tags="1"{{/tags}}/><span class="form-autocomplete-downarrow" id="{{downArrowId}}">&#x25BC;</span>
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{{/showSuggestions}}
{{^showSuggestions}}
<input type="text" id="{{inputId}}" placeholder="{{placeholder}}" role="textbox" aria-owns="{{selectionId}}"/>
{{/showSuggestions}}
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{{#js}}
require(['jquery'], function($) {
    // Set the minimum width of the input so that the placeholder is whole displayed.
    var inputElement = $(document.getElementById('{{inputId}}'));
    if (inputElement.length) {
        inputElement.css('min-width', inputElement.attr('placeholder').length + 'ch');
    }
});
{{/js}}