前端代码

2026-08-21 18:42:51 +08:00
parent 054947482f
commit 04e06a9c9a
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+/**
+ * v-dialogDragWidth 可拖动弹窗宽度（右侧边）
+ * Copyright (c) 2019 roomroot
+ */
+
+export default {
+  bind(el) {
+    const dragDom = el.querySelector('.el-dialog')
+    const lineEl = document.createElement('div')
+    lineEl.style = 'width: 5px; background: inherit; height: 80%; position: absolute; right: 0; top: 0; bottom: 0; margin: auto; z-index: 1; cursor: w-resize;'
+    lineEl.addEventListener('mousedown',
+      function (e) {
+        // 鼠标按下，计算当前元素距离可视区的距离
+        const disX = e.clientX - el.offsetLeft
+        // 当前宽度
+        const curWidth = dragDom.offsetWidth
+        document.onmousemove = function (e) {
+          e.preventDefault() // 移动时禁用默认事件
+          // 通过事件委托，计算移动的距离
+          const l = e.clientX - disX
+          dragDom.style.width = `${curWidth + l}px`
+        }
+        document.onmouseup = function (e) {
+          document.onmousemove = null
+          document.onmouseup = null
+        }
+      }, false)
+    dragDom.appendChild(lineEl)
+  }
+}