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src/components/table/cell.vue 3.25 KB
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  <template>
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      <div :class="classes">
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          <template v-if="renderType === 'index'">{{naturalIndex + 1}}</template>
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          <template v-if="renderType === 'selection'">
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              <Checkbox :checked="checked" @on-change="toggleSelect"></Checkbox>
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          </template>
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          <template v-if="renderType === 'normal'">{{{ row[column.key] }}}</template>
      </div>
  </template>
  <script>
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      import Checkbox from '../checkbox/checkbox.vue';
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      export default {
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          components: { Checkbox },
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          props: {
              prefixCls: String,
              row: Object,
              column: Object,
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              naturalIndex: Number,    // index of rebuildData
              index: Number,           // _index of data
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              checked: Boolean,
              fixed: Boolean
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          },
          data () {
              return {
                  renderType: '',
                  uid: -1
              }
          },
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          computed: {
              classes () {
                  return [
                      `${this.prefixCls}-cell`,
                      {
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                          [`${this.prefixCls}-hidden`]: !this.fixed && this.column.fixed && (this.column.fixed === 'left' || this.column.fixed === 'right')
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                      }
                  ]
              }
          },
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          methods: {
              compile () {
                  if (this.column.render) {
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                      const $parent = this.$parent.$parent.$parent;
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                      const template = this.column.render(this.row, this.column, this.index);
                      const cell = document.createElement('div');
                      cell.innerHTML = template;
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                      const _oldParentChildLen = $parent.$children.length;
                      $parent.$compile(cell);
                      const _newParentChildLen = $parent.$children.length;
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                      if (_oldParentChildLen !== _newParentChildLen) {    // if render normal html node, do not tag
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                          this.uid = $parent.$children[$parent.$children.length - 1]._uid;    // tag it, and delete when data or columns update
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                      }
                      this.$el.innerHTML = '';
                      this.$el.appendChild(cell);
                  }
              },
              destroy () {
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                  const $parent = this.$parent.$parent.$parent;
                  for (let i = 0; i < $parent.$children.length; i++) {
                      if ($parent.$children[i]._uid === this.uid) {
                          $parent.$children[i].$destroy();
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                      }
                  }
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              },
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              toggleSelect () {
                  this.$parent.$parent.toggleSelect(this.index);
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              }
          },
          compiled () {
              if (this.column.type === 'index') {
                  this.renderType = 'index';
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              } else if (this.column.type === 'selection') {
                  this.renderType = 'selection';
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              } else if (this.column.render) {
                  this.renderType = 'render';
              } else {
                  this.renderType = 'normal';
              }
          },
          ready () {
              this.compile();
          },
          beforeDestroy () {
              this.destroy();
          },
          watch: {
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              naturalIndex () {
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                  this.destroy();
                  this.compile();
              }
          }
      }
  </script>