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Upgrade to Polymer 3 via polymer-modulizer v0.4.1 #1

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3 changes: 2 additions & 1 deletion .gitignore
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@@ -1 +1,2 @@
bower_components/
node_modules/
yarn.lock
18 changes: 0 additions & 18 deletions bower.json
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66 changes: 38 additions & 28 deletions demo/index.html
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<title>multi-select-combo-box demo</title>

<script src="../../webcomponentsjs/webcomponents-loader.js"></script>

<link rel="import" href="../../iron-demo-helpers/demo-pages-shared-styles.html">
<link rel="import" href="../../iron-demo-helpers/demo-snippet.html">
<link rel="import" href="../multi-select-combo-box.html">
<link rel="import" href="../../vaadin-combo-box/theme/lumo/vaadin-combo-box-light.html">
<link rel="import" href="../../vaadin-text-field/theme/lumo/vaadin-text-field.html">

<custom-style>
<style is="custom-style" include="demo-pages-shared-styles">
</style>
</custom-style>
<script src="../../@webcomponents/webcomponentsjs/webcomponents-loader.js"></script>

<script type="module" src="../../@polymer/iron-demo-helpers/demo-pages-shared-styles.js"></script>
<script type="module" src="../../@polymer/iron-demo-helpers/demo-snippet.js"></script>
<script type="module" src="../multi-select-combo-box.js"></script>

<script type="module">
const $_documentContainer = document.createElement('template');

$_documentContainer.innerHTML = `<custom-style>
<style is="custom-style" include="demo-pages-shared-styles">
</style>
</custom-style>`;

document.body.appendChild($_documentContainer.content);
</script>
</head>

<body>
<div class="vertical-section-container centered">
<h3>Basic multi-select-combo-box demo</h3>
<demo-snippet>
<template>
<multi-select-combo-box items='["List item 1", "List item 2", "List item 3", "List item 4", "List item 5"]'></multi-select-combo-box>
</template>
</demo-snippet>

<h3>Objects multi-select-combo-box demo</h3>
<demo-snippet>
<template>
<multi-select-combo-box items='[{ "id": 1, "name": "Name1" }, { "id": 2, "name": "Name2" }, { "id": 3, "name": "Name3" }, { "id": 4, "name": "Name4" }, { "id": 5, "name": "Name5" }]' value-field="id" display-field="name"></multi-select-combo-box>
</template>
</demo-snippet>
</div>
<script type="module">
const $_documentContainer = document.createElement('template');

$_documentContainer.innerHTML = `<div class="vertical-section-container centered">
<h3>Basic multi-select-combo-box demo</h3>
<demo-snippet>
<template>
<multi-select-combo-box items="[&quot;List item 1&quot;, &quot;List item 2&quot;, &quot;List item 3&quot;, &quot;List item 4&quot;, &quot;List item 5&quot;]"></multi-select-combo-box>
</template>
</demo-snippet>

<h3>Objects multi-select-combo-box demo</h3>
<demo-snippet>
<template>
<multi-select-combo-box items="[{ &quot;id&quot;: 1, &quot;name&quot;: &quot;Name1&quot; }, { &quot;id&quot;: 2, &quot;name&quot;: &quot;Name2&quot; }, { &quot;id&quot;: 3, &quot;name&quot;: &quot;Name3&quot; }, { &quot;id&quot;: 4, &quot;name&quot;: &quot;Name4&quot; }, { &quot;id&quot;: 5, &quot;name&quot;: &quot;Name5&quot; }]" value-field="id" display-field="name"></multi-select-combo-box>
</template>
</demo-snippet>
</div>`;

document.body.appendChild($_documentContainer.content);
</script>
</body>

</html>
</html>
147 changes: 0 additions & 147 deletions multi-select-combo-box.html
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145 changes: 145 additions & 0 deletions multi-select-combo-box.js
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import {html, PolymerElement} from '@polymer/polymer/polymer-element.js';
import '@vaadin/vaadin-text-field/vaadin-text-field.js';
import '@vaadin/vaadin-combo-box/vaadin-combo-box-light.js';
import '@polymer/iron-icon/iron-icon.js';
import '@polymer/iron-icons/iron-icons.js';

/**
* `multi-select-combo-box`
* Multi select combo box based on vaadin-combo-box component
*
* @customElement
* @polymer
* @demo demo/index.html
*/
class MultiSelectComboBox extends PolymerElement {
static get template() {
return html`
<style>
:host {
display: block;
width: 400px;
}

vaadin-combo-box-light {
display: block;
width: 100%;
}

vaadin-text-field {
width: 100%;
}

#tokens {
display: flex;
max-width: 100%;
overflow: hidden;
}

.token {
font-size: .875rem;
display: flex;
padding: 0.25rem;
border-radius: 0.125em;
background-color: hsla(214, 53%, 23%, 0.16);
margin-right: 0.25rem;
cursor: pointer;
white-space: nowrap;
}

iron-icon {
--iron-icon-width: .875rem;
--iron-icon-height: .875rem;
}
</style>

<vaadin-combo-box-light id="cb" items="[[items]]" value="{{_cbValue}}" item-value-path="[[valueField]]" item-label-path="[[displayField]]">
<template>[[_getItemDisplayText(item)]]</template>
<vaadin-text-field on-keydown="_onKeyDown" label="[[label]]" id="tf">
<div slot="prefix" id="tokens">
<template is="dom-repeat" items="[[selectedItems]]">
<div class="token" on-click="_onTokenClick">[[_getItemDisplayText(item)]]
<iron-icon icon="icons:close"></iron-icon>
</div>
</template>
</div>
</vaadin-text-field>
</vaadin-combo-box-light>
`;
}

static get is() { return 'multi-select-combo-box'; }
static get properties() {
return {
items: {
type: Object,
value: () => []
},
selectedItems: {
value: () => [],
notify: true
},
label: String,
_cbValue: Object,
displayField: {
type: String
},
valueField: {
type: String
}
}
}

static get observers() {
return [
'_cbValueChanged(_cbValue)'
]
}

_cbValueChanged(cbValue) {
if (cbValue) {
var selectedItem = this.items.find(item => {
if (this.valueField != null && this.valueField !== '') {
if (item[this.valueField] != null) {
return item[this.valueField] == cbValue;
}
}
return item == cbValue;
});
this.push('selectedItems', selectedItem);
this.splice('items', this.items.indexOf(selectedItem), 1);
}

this._cbValue = '';

// TODO: This shouldn't be needed!
setTimeout(() => this.$.cb.$.overlay._selectedItem = '');
}

_onTokenClick(e) {
this._removeSelected(e.model.item);
e.stopPropagation();
}

_removeSelected(item) {
this.splice('selectedItems', this.selectedItems.indexOf(item), 1);
this.push('items', item);
}

_onKeyDown(e) {
if (e.keyCode === 8 && this.selectedItems.length && this.$.tf.value === '') {
this._removeSelected(this.selectedItems[this.selectedItems.length - 1]);
}
}

_getItemDisplayText(item) {
if (this.displayField != null && this.displayField !== '') {
if (item[this.displayField] != null) {
return item[this.displayField];
}
}
return item;
}
}

window.customElements.define(MultiSelectComboBox.is, MultiSelectComboBox);
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