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| <!-- -->
| <template>
| <div v-if="$store.state.elAlertShow">
| <el-alert :closable="closable" :title="$store.state.elAlertText" :type="$store.state.elAlertType" center
| style="z-index:99999999999999999;position: fixed;top: 0;bottom: 0;margin: auto;">
| </el-alert>
| </div>
|
| </template>
|
| <script>
| export default {
| props: {
| alertShow: {
| type: Boolean,
| default: false
| },
| closable: {
| type: Boolean,
| default: false
| },
| texts: {
| type: String,
| default: ''
| },
| elType: {
| type: String,
| default: 'warning'
| }
| },
| data() {
| return {
| timer: null // 保存定时器引用
| }
| },
| //监听alertShow变成true时,2秒后自动关闭
| watch: {
| // 监听vuex中的elAlertShow变化
| '$store.state.elAlertShow': function (val) {
| // 清除之前的定时器
| if (this.timer) {
| clearTimeout(this.timer);
| this.timer = null;
| }
| if (val) {
| this.timer = setTimeout(() => {
| this.$store.commit('elAlertShow', { 'elAlertShow': false });
| this.timer = null;
| }, 2000)
| }
| }
| },
| //生命周期 - 创建完成(访问当前this实例)
| created() {
|
| },
| //生命周期 - 挂载完成(访问DOM元素)
| mounted() {
|
| },
| //生命周期 - 销毁前
| beforeDestroy() {
| // 组件销毁前清除定时器
| if (this.timer) {
| clearTimeout(this.timer);
| this.timer = null;
| }
| },
| methods: {
| //定时调用父组件方法关闭弹窗
| closeAlert() {
| //定时调用父组件方法关闭弹窗
| setTimeout(() => {
| this.$emit('closeAlert')
| }, 2000)
| },
|
| }
| }
| </script>
| <style scoped lang="less">
| /* @import url(); 引入css类 */
|
|
| .tit {
| width: 1rem;
| height: 1rem;
| position: absolute;
| top: 50%;
| }
| </style>
|
|