prism-table-selector-behavior.html

<script>
    'use strict';
    
    /**
     * Shared properties for `<prism-table>` elements
     *
     * @param superClass 要繼承的類別，通常為 Polymer.Element。
     * @returns {{properties}}
     * @constructor
     */
    function PrismTableSelectorBehavior(superClass) {
        return class extends superClass {
            static get properties() {
                return {
                    /**
                     * Allow multiple selection
                     */
                    multiple: {
                        type: Boolean,
                        value: false
                    },

                    /**
                     * Allow use checkbox element
                     */
                    allowCheckbox: {
                        type: Boolean,
                        value: false
                    },

                    /**
                     * Position of selection value
                     */
                    columnIndexForSelected: {
                        type: Number,
                        value: -1
                    },

                    /**
                     * Attribute name of selection value
                     */
                    attributeForSelected: {
                        type: String,
                        value: 'key'
                    },

                    /**
                     * First value of selected
                     */
                    selected: {
                        type: Object,
                        notify: true
                    },

                    /**
                     * Selected values
                     */
                    selectedItems: {
                        type: Array,
                        notify: true,
                        value: []
                    }
                }
            }
        }
    }

</script>