mostly-elements/mostly-selection/mostly-selection-toolbar.html at master · MostlyJS/mostly-elements · GitHub

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<link rel="import" href="../../polymer/polymer.html">
<link rel="import" href="../../paper-button/paper-button.html">
<link rel="import" href="../../paper-dialog-scrollable/paper-dialog-scrollable.html">

<link rel="import" href="../behaviors/mostly-i18n-behavior.html">
<link rel="import" href="../mostly-thumbnail/mostly-thumbnail.html">
<link rel="import" href="../widgets/mostly-dialog.html">

<!--
### Styling

The following custom properties and mixins are available for styling:

Custom property                         | Description                        | Default
----------------------------------------|------------------------------------|-----------------------
`--mostly-selection-toolbar-background` | Background color                   | #000
`--mostly-selection-toolbar-text`       | Text color                         | #fff
`--mostly-selection-toolbar-link`       | Link color                         | #fff
`--mostly-selection-toolbar-link-hover` | Link hover color                   | #000
`--mostly-selection-toolbar`            | Mixin applied to the toolbar       | `{}`


`mostly-selection-toolbar`
@group Mostly UI
@element mostly-selection-toolbar
-->
<dom-module id="mostly-selection-toolbar">
  <template>

    <style is="iron-flex iron-flex-alignment mostly-styles">
      :host {
        font-family: var(--mostly-app-font);
      }

      .toolbar {
        @apply --layout-horizontal;
        @apply --layout-center;
        @apply --layout-fit;
        height: 60px;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        z-index: 201;
        padding: 0 2em;
        font-weight: 300;
        box-shadow: 0 0 3px rgba(0,0,0,0.4);
        background: var(--mostly-selection-toolbar-background, #000);
        color: var(--mostly-selection-toolbar-text, #fff);
        @apply --mostly-selection-toolbar;
      }

      .actions {
        @apply --layout-horizontal;
        @apply --layout-center;
        @apply --layout-flex;
        @apply --layout-end-justified;
      }

      .count {
        font-weight: 600;
      }

      #selectedItemsPopup {
        margin-top: 196px;
      }

      .horizontal {
        @apply --layout-flex;
        @apply --layout-horizontal;
      }

      /* links */
      a, a:active, a:visited, a:focus {
        display: inline-block;
        vertical-align: bottom;
        text-decoration: underline;
        margin-left: 1em;
        color: var(--mostly-selection-toolbar-link, #fff);
        cursor: pointer;
      }

      a:hover {
        color: var(--mostly-selection-toolbar-link-hover, #000);
      }
    </style>

    <div class="horizontal center layout" id="content">
      <div id="selectionToolbar" class="toolbar">
        <div class="selection">
          <span class="count">[[i18n('selectionToolbar.selected.items', selectedItems.length)]]</span>
          <a class="selectionLink" on-tap="toogleSelectedItemsPopup">
            <span>[[i18n('selectionToolbar.display.selection')]]</span>
          </a>
          <a class="selectionLink" on-tap="clearSelection">
            <span>[[i18n('command.clear')]]</span>
          </a>
        </div>
        <div class="actions">
          <slot></slot>
        </div>
      </div>
    </div>

    <mostly-dialog id="selectedItemsPopup" no-auto-focus with-backdrop>
      <h2>[[i18n('selectionToolbar.dialog.heading')]]</h2>
      <paper-dialog-scrollable>
        <template is="dom-repeat" items="[[selectedItems]]">
          <div class="layout horizontal center">
            <mostly-thumbnail url="[[item.metadata.thumbnail.url]]"></mostly-thumbnail><div>[[item.title]]</div>
          </div>
        </template>
      </paper-dialog-scrollable>
      <div class="buttons">
        <paper-button dialog-dismiss>[[i18n('command.close')]]</paper-button>
      </div>
    </mostly-dialog>

  </template>

  <script>
    Polymer({
      is: 'mostly-selection-toolbar',
      behaviors: [Mostly.I18nBehavior],
      properties: {
        hidden: {
          type: Boolean,
          value: false,
          reflectToAttribute: true
        },
        selectedItems: {
          type: Object,
          value: [],
          notify: true
        },
        _isDisplayToolbar: {
          type: Boolean,
          value: false
        }
      },

      observers: [
        '_observeSelectedItems(selectedItems)'
      ],

      _observeSelectedItems: function() {
        this.hidden = !this.selectedItems || (this.selectedItems.length === 0);
      },

      toogleSelectedItemsPopup: function() {
        this.$$('#selectedItemsPopup').toggle();
      },

      clearSelection: function() {
        this.fire('clear-selected-items');
      }
    });
  </script>

</dom-module>