Fix/popover performance

src/components/popover/popover.vue

@@ -0,0 +1,118 @@
+<template>
+  <div
+    @mouseenter="onMouseenter"
+    @mouseleave="onMouseleave"
+  >
+    <div
+      ref="trigger"
+      @click="onClick"
+    >
+      <slot name="trigger" />
+    </div>
+    <div
+      v-if="!hidden"
+      ref="content"
+      :style="styles"
+      class="popover"
+      :class="popoverClass"
+    >
+      <slot
+        name="content"
+        class="popover-inner"
+        :close="hidePopover"
+      />
+    </div>
+  </div>
+</template>
+
+<script src="./popover.js" />
+
+<style lang=scss>
+@import '../../_variables.scss';
+
+.popover {
+  z-index: 8;
+  position: absolute;
+  min-width: 0;
+  transition: opacity 0.3s;
+
+  box-shadow: 1px 1px 4px rgba(0,0,0,.6);
+  box-shadow: var(--panelShadow);
+  border-radius: $fallback--btnRadius;
+  border-radius: var(--btnRadius, $fallback--btnRadius);
+
+  background-color: $fallback--bg;
+  background-color: var(--popover, $fallback--bg);
+  color: $fallback--text;
+  color: var(--popoverText, $fallback--text);
+  --faint: var(--popoverFaintText, $fallback--faint);
+  --faintLink: var(--popoverFaintLink, $fallback--faint);
+  --lightText: var(--popoverLightText, $fallback--lightText);
+  --postLink: var(--popoverPostLink, $fallback--link);
+  --postFaintLink: var(--popoverPostFaintLink, $fallback--link);
+  --icon: var(--popoverIcon, $fallback--icon);
+}
+
+.dropdown-menu {
+  display: block;
+  padding: .5rem 0;
+  font-size: 1rem;
+  text-align: left;
+  list-style: none;
+  max-width: 100vw;
+  z-index: 10;
+  white-space: nowrap;
+
+  .dropdown-divider {
+    height: 0;
+    margin: .5rem 0;
+    overflow: hidden;
+    border-top: 1px solid $fallback--border;
+    border-top: 1px solid var(--border, $fallback--border);
+  }
+
+  .dropdown-item {
+    line-height: 21px;
+    margin-right: 5px;
+    overflow: auto;
+    display: block;
+    padding: .25rem 1.0rem .25rem 1.5rem;
+    clear: both;
+    font-weight: 400;
+    text-align: inherit;
+    white-space: nowrap;
+    border: none;
+    border-radius: 0px;
+    background-color: transparent;
+    box-shadow: none;
+    width: 100%;
+    height: 100%;
+
+    --btnText: var(--popoverText, $fallback--text);
+
+    &-icon {
+      padding-left: 0.5rem;
+
+      i {
+        margin-right: 0.25rem;
+        color: var(--menuPopoverIcon, $fallback--icon)
+      }
+    }
+
+    &:active, &:hover {
+      background-color: $fallback--lightBg;
+      background-color: var(--selectedMenuPopover, $fallback--lightBg);
+      color: $fallback--link;
+      color: var(--selectedMenuPopoverText, $fallback--link);
+      --faint: var(--selectedMenuPopoverFaintText, $fallback--faint);
+      --faintLink: var(--selectedMenuPopoverFaintLink, $fallback--faint);
+      --lightText: var(--selectedMenuPopoverLightText, $fallback--lightText);
+      --icon: var(--selectedMenuPopoverIcon, $fallback--icon);
+      i {
+        color: var(--selectedMenuPopoverIcon, $fallback--icon);
+      }
+    }
+
+  }
+}
+</style>