order-ui-pc/src/layout/components/AppMain.vue

<template>
  <section class="app-main">
    <transition name="fade-transform" mode="out-in">
      <keep-alive :include="cachedViews">
        <router-view :key="key" />
      </keep-alive>
    </transition>
  </section>
</template>

<script>
export default {
  name: "AppMain",
  computed: {
    cachedViews() {
      return this.$store.state.tagsView.cachedViews;
    },
    key() {
      return this.$route.path;
    },
  },
};
</script>

<style lang="scss" scoped>
// @import "~@/styles/mixin.scss";
// @import "~@/styles/sidebar.scss";
@import "~@/styles/variables.scss";
@import "~@/styles/mixin.scss";
@import "~@/styles/transition.scss";
@import "~@/styles/element-ui.scss";
@import "~@/styles/sidebar.scss";
@import "~@/styles/btn.scss";
.app-main {
  /* 50= navbar  50  */
  min-height: 100%;
  //calc(100vh - 50px);
  width: 100%;
  height: 100%;
  position: relative;
  overflow: scroll;
  padding: 0 0 0 0;
  box-sizing: border-box;
  @include scrollBar();
}

.fixed-header + .app-main {
  
  // min-height: calc(100vh - 50px);
  min-height: 100%;
  //calc(100vh - 50px);
  width: 100%;
  height: 100%;
  position: relative;
  overflow: scroll;
  padding: 0 0 0 0;
  padding-top: 50px;
  box-sizing: border-box;
  @include scrollBar();
}

.hasTagsView {
  .app-main {
    /* 84 = navbar + tags-view = 50 + 34 */
    min-height: 100%;
    min-height: 100%;
    //calc(100vh - 50px);
    width: 100%;
    height: 100%;
    position: relative;
    overflow: scroll;
    padding: 0 0 0 0;
    box-sizing: border-box;
    padding-top: 50px;
    @include scrollBar();
  }

  // .fixed-header+.app-main {
  //   padding-top: 84px;
  // }
}
</style>

<style lang="scss">
// fix css style bug in open el-dialog
.el-popup-parent--hidden {
  .fixed-header {
    padding-right: 15px;
  }
}
</style>