---添加主题功能

src/layouts/default/header/index.vue

@@ -1,7 +1,6 @@
 <template>
     <LayHeader :class="getHeaderClass">
         <!-- left start -->
-
         <div :class="`${prefixCls}-left`">
             <!-- logo -->
             <AppLogo v-if="getShowHeaderLogo || getIsMobile" :class="`${prefixCls}-logo`" :theme="getHeaderTheme" :style="getLogoWidth" :show-title="!getCollapsed" />

src/layouts/default/menu/index.vue

@@ -120,7 +120,7 @@
                 // console.log(menus);
                 if (!menus || !menus.length) return null;
                 return !props.isHorizontal ? (
-                    <SimpleMenu {...menuProps} isSplitMenu={unref(getSplit)} items={menus} />
+                    <SimpleMenu {...menuProps} class="lng-menu" isSplitMenu={unref(getSplit)} items={menus} />
                 ) : (
                     <BasicMenu {...(menuProps as any)} isHorizontal={props.isHorizontal} type={unref(getMenuType)} showLogo={unref(getIsShowLogo)} mode={unref(getComputedMenuMode as any)} items={menus} />
                 );

src/layouts/default/sider/LayoutSider.vue

@@ -73,7 +73,7 @@
                     {
                         [`${prefixCls}--fixed`]: unref(getMenuFixed),
                         [`${prefixCls}--mix`]: unref(getIsMixMode) && !unref(getIsMobile)
-                    }
+                    },
                 ];
             });
 
@@ -122,6 +122,8 @@
 
     .@{prefix-cls} {
         z-index: @layout-sider-fixed-z-index;
+        background-image: url('/@/assets/images/left_menu.jpg');
+        background-size: 100% 100%;
 
         &--fixed {
             position: fixed;