fix: 兼容键盘方向键滚动，并保持固定层同步

package.json

@@ -38,6 +38,7 @@
   "homepage": "https://github.com/tm-fe/FlexTable#readme",
   "dependencies": {
     "lodash.debounce": "^4.0.8",
+    "lodash.throttle": "^4.1.1",
     "normalize-wheel": "^1.0.1",
     "vue-checkbox-radio": "^0.6.0"
   },

src/css/main.less

@@ -251,7 +251,7 @@
         box-shadow: 2px 0 6px -2px rgba(0,0,0,.2);
 
         .@{fb}-body{
-            margin-right: -13px;
+            overflow: hidden;
         }
     }
     &-fixed-right-wrap{

src/table.vue

@@ -28,6 +28,7 @@
                 :no-data="noData"
                 :scrollTop="scrollTop"
                 :hoverIndex="hoverIndex"
+                @scroll.native.passive="syncScroll"
                 @on-toggle-select="toggleSelect"
             ></table-body>
             <!-- /flex-table-body -->
@@ -148,6 +149,7 @@ import tableFoot from './tableFoot.vue';
 import tableScrollBar from './tableScrollBar.vue';
 import Spinner from './Spinner.vue';
 import debounce from "lodash.debounce";
+import throttle from "lodash.throttle";
 import normalizeWheel from 'normalize-wheel';
 
 import { MIN_WIDTH } from './data';
@@ -343,6 +345,10 @@ export default {
         this.$el.removeEventListener('mousemove', this.onColResizeMove);
     },
     methods:{
+        syncScroll: throttle(function(event) {
+            const { scrollTop } = event.target;
+            this.scrollTop = scrollTop;
+        }, 20),
         updateHoverIndex: debounce(function(index) {
             this.hoverIndex = index;
         }, 50),

yarn.lock

@@ -4620,6 +4620,11 @@ lodash.tail@^4.1.1:
   resolved "https://registry.yarnpkg.com/lodash.tail/-/lodash.tail-4.1.1.tgz#d2333a36d9e7717c8ad2f7cacafec7c32b444664"
   integrity sha1-0jM6NtnncXyK0vfKyv7HwytERmQ=
 
+lodash.throttle@^4.1.1:
+  version "4.1.1"
+  resolved "https://registry.yarnpkg.com/lodash.throttle/-/lodash.throttle-4.1.1.tgz#c23e91b710242ac70c37f1e1cda9274cc39bf2f4"
+  integrity sha1-wj6RtxAkKscMN/HhzaknTMOb8vQ=
+
 lodash@^4.0.0, lodash@^4.17.0, lodash@^4.17.10, lodash@^4.17.11, lodash@^4.17.3, lodash@^4.17.4, lodash@^4.17.5:
   version "4.17.11"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.11.tgz#b39ea6229ef607ecd89e2c8df12536891cac9b8d"