app_vue2/components/Layout/Dialog.vue

<template>
  <v-dialog
    v-model="show"
    persistent
    max-width="800"
  >
    <v-card>
      <slot name="dialogText"></slot>

      <v-divider></v-divider>

      <v-card-actions>
        <v-spacer></v-spacer>
          <slot name="dialogBtn"></slot>
      </v-card-actions>
    </v-card>
  </v-dialog>
</template>

<script lang="ts">
  import {defineComponent} from "@vue/composition-api";

  export default defineComponent({
    props: {
      show : {
        type: Boolean,
        required: true
      }
    }
  })
</script>

<style scoped>
</style>