<template>
  <v-btn @click="showBottomSheet = true">打开底部面板</v-btn>
  <v-bottom-sheet v-model="showBottomSheet">
    <!-- 底部面板内容 -->
  </v-bottom-sheet>
</template>

<script>
export default {
  data() {
    return {
      showBottomSheet: false
    };
  }
};
</script>

<template>
  <v-btn @click="showDialog = true">打开对话框</v-btn>
  <v-dialog v-model="showDialog" :z-index="9999">
    <!-- 对话框内容 -->
  </v-dialog>
</template>

<script>
export default {
  data() {
    return {
      showDialog: false
    };
  }
};
</script>

<template>
  <v-btn @click="showBottomSheet = true">打开底部面板</v-btn>
  <div class="overlay" v-show="showBottomSheet"></div>
  <v-bottom-sheet v-model="showBottomSheet">
    <!-- 底部面板内容 -->
  </v-bottom-sheet>
</template>

<style>
.overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 9999;
}
</style>

<script>
export default {
  data() {
    return {
      showBottomSheet: false
    };
  }
};
</script>