v3.7.0 自定义可拖动弹窗宽度指令

yudao-ui-admin/src/directive/dialog/drag.js

@@ -2,7 +2,6 @@
  * v-dialogDrag 弹窗拖拽
  * Copyright (c) 2019 ruoyi
  */
-
 export default {
   bind(el, binding, vnode, oldVnode) {
     const value = binding.value

yudao-ui-admin/src/directive/dialog/dragWidth.js

@@ -0,0 +1,31 @@
+/**
+ * v-dialogDragWidth 可拖动弹窗宽度
+ * Copyright (c) 2019 ruoyi
+ */
+
+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;
+        };
+      },
+    );
+    dragDom.appendChild(lineEl);
+  }
+}