framework7-vue/components/list-index.js

Build full featured iOS & Android apps using Framework7 & Vue

import { renderSlot as _renderSlot, normalizeClass as _normalizeClass, openBlock as _openBlock, createElementBlock as _createElementBlock } from "vue";
function render(_ctx, _cache) {
  return _openBlock(), _createElementBlock("div", {
    ref: "elRef",
    class: _normalizeClass(_ctx.classes)
  }, [_renderSlot(_ctx.$slots, "default")], 2);
}
import { computed, ref, onMounted, onBeforeUnmount, watch } from 'vue';
import { classNames } from '../shared/utils.js';
import { colorClasses, colorProps } from '../shared/mixins.js';
import { f7ready, f7 } from '../shared/f7.js';
export default {
  name: 'f7-list-index',
  render,
  props: {
    init: {
      type: Boolean,
      default: true
    },
    listEl: [String, Object],
    indexes: {
      type: [String, Array],
      default: 'auto'
    },
    scrollList: {
      type: Boolean,
      default: true
    },
    label: {
      type: Boolean,
      default: false
    },
    iosItemHeight: {
      type: Number,
      default: 14
    },
    mdItemHeight: {
      type: Number,
      default: 14
    },
    ...colorProps
  },
  emits: ['listindex:select'],
  setup(props, {
    emit
  }) {
    let f7ListIndex = null;
    const elRef = ref(null);
    const update = () => {
      if (!f7ListIndex) return;
      f7ListIndex.update();
    };
    const scrollListToIndex = indexContent => {
      if (!f7ListIndex) return;
      f7ListIndex.scrollListToIndex(indexContent);
    };
    watch(() => props.indexes, newValue => {
      if (!f7ListIndex) return;
      f7ListIndex.params.indexes = newValue;
      update();
    });
    onMounted(() => {
      if (!props.init) return;
      f7ready(() => {
        f7ListIndex = f7.listIndex.create({
          el: elRef.value,
          listEl: props.listEl,
          indexes: props.indexes,
          iosItemHeight: props.iosItemHeight,
          mdItemHeight: props.mdItemHeight,
          scrollList: props.scrollList,
          label: props.label,
          on: {
            select(index, itemContent, itemIndex) {
              emit('listindex:select', itemContent, itemIndex);
            }
          }
        });
      });
    });
    onBeforeUnmount(() => {
      if (f7ListIndex && f7ListIndex.destroy) {
        f7ListIndex.destroy();
      }
      f7ListIndex = null;
    });
    const classes = computed(() => classNames('list-index', colorClasses(props)));
    return {
      elRef,
      classes,
      update,
      scrollListToIndex
    };
  }
};