优化切换主题色

src/layout/components/Settings/index.vue

@@ -6,22 +6,24 @@
     <div class="setting-drawer-block-checbox">
       <div class="setting-drawer-block-checbox-item" @click="handleTheme('theme-dark')">
         <img src="@/assets/images/dark.svg" alt="dark" />
-        <div v-if="sideTheme === 'theme-dark'" class="setting-drawer-block-checbox-selectIcon" style="display: block;">
+        <div v-if="sideTheme === 'theme-dark'" class="setting-drawer-block-checbox-selectIcon" style="display: block">
           <i aria-label="图标: check" class="anticon anticon-check">
             <svg viewBox="64 64 896 896" data-icon="check" width="1em" height="1em" :fill="theme" aria-hidden="true" focusable="false" class>
               <path
-                d="M912 190h-69.9c-9.8 0-19.1 4.5-25.1 12.2L404.7 724.5 207 474a32 32 0 0 0-25.1-12.2H112c-6.7 0-10.4 7.7-6.3 12.9l273.9 347c12.8 16.2 37.4 16.2 50.3 0l488.4-618.9c4.1-5.1.4-12.8-6.3-12.8z" />
+                d="M912 190h-69.9c-9.8 0-19.1 4.5-25.1 12.2L404.7 724.5 207 474a32 32 0 0 0-25.1-12.2H112c-6.7 0-10.4 7.7-6.3 12.9l273.9 347c12.8 16.2 37.4 16.2 50.3 0l488.4-618.9c4.1-5.1.4-12.8-6.3-12.8z"
+              />
             </svg>
           </i>
         </div>
       </div>
       <div class="setting-drawer-block-checbox-item" @click="handleTheme('theme-light')">
         <img src="@/assets/images/light.svg" alt="light" />
-        <div v-if="sideTheme === 'theme-light'" class="setting-drawer-block-checbox-selectIcon" style="display: block;">
+        <div v-if="sideTheme === 'theme-light'" class="setting-drawer-block-checbox-selectIcon" style="display: block">
           <i aria-label="图标: check" class="anticon anticon-check">
             <svg viewBox="64 64 896 896" data-icon="check" width="1em" height="1em" :fill="theme" aria-hidden="true" focusable="false" class>
               <path
-                d="M912 190h-69.9c-9.8 0-19.1 4.5-25.1 12.2L404.7 724.5 207 474a32 32 0 0 0-25.1-12.2H112c-6.7 0-10.4 7.7-6.3 12.9l273.9 347c12.8 16.2 37.4 16.2 50.3 0l488.4-618.9c4.1-5.1.4-12.8-6.3-12.8z" />
+                d="M912 190h-69.9c-9.8 0-19.1 4.5-25.1 12.2L404.7 724.5 207 474a32 32 0 0 0-25.1-12.2H112c-6.7 0-10.4 7.7-6.3 12.9l273.9 347c12.8 16.2 37.4 16.2 50.3 0l488.4-618.9c4.1-5.1.4-12.8-6.3-12.8z"
+              />
             </svg>
           </i>
         </div>
@@ -77,7 +79,6 @@
     <el-button type="primary" plain icon="DocumentAdd" @click="saveSetting">保存配置</el-button>
     <el-button plain icon="Refresh" @click="resetSetting">重置配置</el-button>
   </el-drawer>
-
 </template>
 
 <script setup>
@@ -85,6 +86,7 @@ import variables from '@/assets/styles/variables.module.scss'
 import originElementPlus from 'element-plus/theme-chalk/index.css'
 
 import { useDynamicTitle } from '@/utils/dynamicTitle'
+import { getLightColor } from '@/utils/index'
 
 const { proxy } = getCurrentInstance()
 const store = useStore()
@@ -92,16 +94,7 @@ const showSettings = ref(false)
 const theme = ref(store.state.settings.theme)
 const sideTheme = ref(store.state.settings.sideTheme)
 const storeSettings = computed(() => store.state.settings)
-const predefineColors = ref([
+const predefineColors = ref(['#409EFF', '#ff4500', '#ff8c00', '#ffd700', '#90ee90', '#00ced1', '#1e90ff', '#c71585'])
-  '#409EFF',
-  '#ff4500',
-  '#ff8c00',
-  '#ffd700',
-  '#90ee90',
-  '#00ced1',
-  '#1e90ff',
-  '#c71585',
-])
 
 /** 是否需要topnav */
 const topNav = computed({
@@ -159,13 +152,32 @@ const dynamicTitle = computed({
     useDynamicTitle()
   },
 })
-
+// 监控主题颜色
+watch(
+  () => theme,
+  (val) => {
+    themeChange(val.value)
+  },
+  {
+    immediate: true,
+  },
+)
+/**
+ * 改变主题颜色
+ */
 function themeChange(val) {
   store.dispatch('settings/changeSetting', {
     key: 'theme',
     value: val,
   })
   theme.value = val
+  // 设置element-plus ui主题
+  document.documentElement.style.setProperty('--el-color-primary', val)
+  
+  // 颜色变浅
+  for (let i = 1; i <= 9; i++) {
+    document.documentElement.style.setProperty(`--el-color-primary-light-${i}`, `${getLightColor(val, i / 10)}`)
+  }
 }
 function handleTheme(val) {
   store.dispatch('settings/changeSetting', {
@@ -202,7 +214,7 @@ defineExpose({
 })
 </script>
 
-<style lang='scss' scoped>
+<style lang="scss" scoped>
 .setting-drawer-title {
   margin-bottom: 12px;
   color: rgba(0, 0, 0, 0.85);

src/settings.js

@@ -10,7 +10,11 @@ export default {
   /**
    * 侧边栏主题 深色主题theme-dark，浅色主题theme-light
    */
-  sideTheme: 'theme-dark',
+	sideTheme: 'theme-dark',
+	/**
+	 * 框架主题颜色值
+	 */
+	theme: '#FF8C00',
   /**
    * 是否系统布局配置
    */

src/store/modules/settings.js

@@ -1,12 +1,12 @@
 import defaultSettings from '@/settings'
 import { useDynamicTitle } from '@/utils/dynamicTitle'
 
-const { sideTheme, showSettings, topNav, tagsView, fixedHeader, sidebarLogo, dynamicTitle } = defaultSettings
+const { sideTheme, theme, showSettings, topNav, tagsView, fixedHeader, sidebarLogo, dynamicTitle } = defaultSettings
 
 const storageSetting = JSON.parse(localStorage.getItem('layout-setting')) || ''
 const state = {
   title: '',
-  theme: storageSetting.theme || '#409EFF',
+  theme: storageSetting.theme || theme,
   sideTheme: storageSetting.sideTheme || sideTheme,
   showSettings: showSettings,
   topNav: storageSetting.topNav === undefined ? topNav : storageSetting.topNav,
@@ -41,4 +41,3 @@ export default {
   mutations,
   actions
 }
-