other / mew-iview

  <template>
      <div :class="classes">
          <slot></slot>
      </div>
  </template>
  <script>
      const prefixCls = 'ivu-checkbox-group';
  
      export default {
          props: {
              model: {
                  type: Array,

                  default () {
                      return []
                  }

              }
          },
          computed: {
              classes () {
                  return `${prefixCls}`;
              }
          },
          compiled () {
              this.updateModel(true);
          },
          methods: {
              updateModel (update) {
                  const model = this.model;
  
                  this.$children.forEach((child) => {
                      child.model = model;
  
                      if (update) {
                          child.selected = model.indexOf(child.value) >= 0;
                          child.group = true;
                      }
                  });
              },
              change (data) {

                  this.model = data;

                  this.$emit('on-change', data);
              }
          },
          watch: {
              model (val, oldVal) {

  //                if (val == oldVal) {
  //                    this.updateModel();
  //                } else {
  //                    this.updateModel(true);
  //                }
                  this.updateModel(true);

              }
          }
      }
  </script>