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  • 父组件向子组件传递getList方法:provide/inject

    父组件:

    引入、注册、使用子组件

    import Edit from './edit'
    components: { Edit },
    <edit ref="edit"></edit>

    代码如下:

    let that
    export default { name: 'index', components: { Pagination, Edit }, data() { return { }, created(){ this.getList() that = this }, methods: { getList() { this.listLoading = true user.getList(this.listQuery).then(response => {if (response.success) { this.list = response.data this.total = response.total } else { this.$message.error('用户信息获取失败') } }).catch(error => { console.error(error) }).finally(() => { this.listLoading = false }) }, returnMessage() { this.getList() }, }, provide() { return { returnMessage: this.returnMessage // 注意:this.returnMessage后不能加括号,否则报错 } } }

    子组件:

    export default {
            name: '',
            inject: ['returnMessage'],
            data() {return {
                    
                }
            },
            methods: {
                saveInfo() {
                    this.$refs['form'].validate((valid) => {
                        if (valid) {
                            this.saveLoading = true
                            if (this.dialogStatus == 0) {
                                let data = Object.assign({},this.form)
                                user.createUser(data).then(response => {
                                  console.log(response)
                                    if (response.success) {
                                        this.$message.success(response.msg)
                                        this.dialogFormVisible = false
                                    } else {
                                        this.$message.error(response.msg)
                                    }
                                }).catch(error => {
                                    this.$message.error('抱歉,添加失败')
                                    console.log(error)
                                }).finally(() => {
                                    this.dialogFormVisible = false
                                    this.saveLoading = false
                                  this.returnMessage()
                                })
                            } else {
                                this.form.password = null
                                user.updateUser(this.form).then(response => {
                                  console.log(response)
                                    if (response.success) {
                                        this.$message.success(response.msg)
                                        this.dialogFormVisible = false
                                      this.returnMessage()
                                    } else {
                                        this.$message.error(response.msg)
                                    }
                                }).catch(error => {
                                    this.$message.error('抱歉,修改失败')
                                    // console.log(error)
                                }).finally(() => {
                                    this.dialogFormVisible = false
                                    this.saveLoading = false
                                })
                            }
    
                        }
                    })
                },
    
            }
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  • 原文地址:https://www.cnblogs.com/zwh0910/p/15663956.html
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