From a680a84d91fb6501951d0265e9b347695568c546 Mon Sep 17 00:00:00 2001
From: 抓蛙师 <770492966@qq.com>
Date: 星期二, 20 九月 2022 16:41:40 +0800
Subject: [PATCH] !236 前端适配多字段排序功能案例OSS页面(重新排序需点击重置按钮,否则按照点击顺序依次排序,重复点击的字段排序位置不发生改变) * 完善前端适配多字段排序功能案例OSS页面(完善排序图标显示效果和重置效果,支持正序,倒序,取消排序) * 前端适配多字段排序功能案例OSS页面(重新排序需点击重置按钮,否则按照点击顺序依次排序,重复点击的字段排序位置不发生改变)

---
 ruoyi-ui/src/views/dashboard/mixins/resize.js |  108 ++++++++++++++++++++++++++++--------------------------
 1 files changed, 56 insertions(+), 52 deletions(-)

diff --git a/ruoyi-ui/src/views/dashboard/mixins/resize.js b/ruoyi-ui/src/views/dashboard/mixins/resize.js
index 5516794..b1e76e9 100644
--- a/ruoyi-ui/src/views/dashboard/mixins/resize.js
+++ b/ruoyi-ui/src/views/dashboard/mixins/resize.js
@@ -1,52 +1,56 @@
-import { debounce } from '@/utils'
-
-export default {
-  data() {
-    return {
-      $_sidebarElm: null
-    }
-  },
-  mounted() {
-    this.$_initResizeEvent()
-    this.$_initSidebarResizeEvent()
-  },
-  beforeDestroy() {
-    this.$_destroyResizeEvent()
-    this.$_destroySidebarResizeEvent()
-  },
-  activated() {
-    this.$_initResizeEvent()
-    this.$_initSidebarResizeEvent()
-  },
-  deactivated() {
-    this.$_destroyResizeEvent()
-    this.$_destroySidebarResizeEvent()
-  },
-  methods: {
-    $_resizeHandler() {
-      return debounce(() => {
-        if (this.chart) {
-          this.chart.resize()
-        }
-      }, 100)()
-    },
-    $_initResizeEvent() {
-      window.addEventListener('resize', this.$_resizeHandler)
-    },
-    $_destroyResizeEvent() {
-      window.removeEventListener('resize', this.$_resizeHandler)
-    },
-    $_sidebarResizeHandler(e) {
-      if (e.propertyName === 'width') {
-        this.$_resizeHandler()
-      }
-    },
-    $_initSidebarResizeEvent() {
-      this.$_sidebarElm = document.getElementsByClassName('sidebar-container')[0]
-      this.$_sidebarElm && this.$_sidebarElm.addEventListener('transitionend', this.$_sidebarResizeHandler)
-    },
-    $_destroySidebarResizeEvent() {
-      this.$_sidebarElm && this.$_sidebarElm.removeEventListener('transitionend', this.$_sidebarResizeHandler)
-    }
-  }
-}
+import { debounce } from '@/utils'
+
+export default {
+  data() {
+    return {
+      $_sidebarElm: null,
+      $_resizeHandler: null
+    }
+  },
+  mounted() {
+    this.initListener()
+  },
+  activated() {
+    if (!this.$_resizeHandler) {
+      // avoid duplication init
+      this.initListener()
+    }
+
+    // when keep-alive chart activated, auto resize
+    this.resize()
+  },
+  beforeDestroy() {
+    this.destroyListener()
+  },
+  deactivated() {
+    this.destroyListener()
+  },
+  methods: {
+    // use $_ for mixins properties
+    // https://vuejs.org/v2/style-guide/index.html#Private-property-names-essential
+    $_sidebarResizeHandler(e) {
+      if (e.propertyName === 'width') {
+        this.$_resizeHandler()
+      }
+    },
+    initListener() {
+      this.$_resizeHandler = debounce(() => {
+        this.resize()
+      }, 100)
+      window.addEventListener('resize', this.$_resizeHandler)
+
+      this.$_sidebarElm = document.getElementsByClassName('sidebar-container')[0]
+      this.$_sidebarElm && this.$_sidebarElm.addEventListener('transitionend', this.$_sidebarResizeHandler)
+    },
+    destroyListener() {
+      window.removeEventListener('resize', this.$_resizeHandler)
+      this.$_resizeHandler = null
+
+      this.$_sidebarElm && this.$_sidebarElm.removeEventListener('transitionend', this.$_sidebarResizeHandler)
+    },
+    resize() {
+      const { chart } = this
+      chart && chart.resize()
+    }
+  }
+}

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