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src/components/alert/alert.vue 3.12 KB
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  <template>
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      <transition name="fade">
          <div v-if="!closed" :class="wrapClasses">
              <span :class="iconClasses" v-if="showIcon">
                  <slot name="icon">
                      <Icon :type="iconType"></Icon>
                  </slot>
              </span>
              <span :class="messageClasses"><slot></slot></span>
              <span :class="descClasses"><slot name="desc"></slot></span>
              <a :class="closeClasses" v-if="closable" @click="close">
                  <slot name="close">
                      <Icon type="ios-close-empty"></Icon>
                  </slot>
              </a>
          </div>
      </transition>
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  </template>
  <script>
      import Icon from '../icon';
      import { oneOf } from '../../utils/assist';
  
      const prefixCls = 'ivu-alert';
  
      export default {
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          name: 'Alert',
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          components: { Icon },
          props: {
              type: {
                  validator (value) {
                      return oneOf(value, ['success', 'info', 'warning', 'error']);
                  },
                  default: 'info'
              },
              closable: {
                  type: Boolean,
                  default: false
              },
              showIcon: {
                  type: Boolean,
                  default: false
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              },
              banner: {
                  type: Boolean,
                  default: false
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              }
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          },
          data () {
              return {
                  closed: false,
                  desc: false
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              };
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          },
          computed: {
              wrapClasses () {
                  return [
                      `${prefixCls}`,
                      `${prefixCls}-${this.type}`,
                      {
                          [`${prefixCls}-with-icon`]: this.showIcon,
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                          [`${prefixCls}-with-desc`]: this.desc,
                          [`${prefixCls}-with-banner`]: this.banner
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                      }
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                  ];
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              },
              messageClasses () {
                  return `${prefixCls}-message`;
              },
              descClasses () {
                  return `${prefixCls}-desc`;
              },
              closeClasses () {
                  return `${prefixCls}-close`;
              },
              iconClasses () {
                  return `${prefixCls}-icon`;
              },
              iconType () {
                  let type = '';
  
                  switch (this.type) {
                      case 'success':
                          type = 'checkmark-circled';
                          break;
                      case 'info':
                          type = 'information-circled';
                          break;
                      case 'warning':
                          type = 'android-alert';
                          break;
                      case 'error':
                          type = 'close-circled';
                          break;
                  }
  
                  return type;
              }
          },
          methods: {
              close (e) {
                  this.closed = true;
                  this.$emit('on-close', e);
              }
          },
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          mounted () {
              this.desc = this.$slots.desc !== undefined;
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          }
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      };
  </script>