Switch prevent space to scroll

examples/routers/form.vue

@@ -479,6 +479,7 @@
             <Button type="primary">Submit</Button>
             <Button type="ghost" style="margin-left: 8px">Cancel</Button>
         </FormItem>
+        <br><br><br><br><br><br><br><br><br><br><br><br><br><br>
     </Form>
 </template>
 <script>

src/components/switch/switch.vue

@@ -68,7 +68,8 @@
             }
         },
         methods: {
-            toggle () {
+            toggle (event) {
+                event.preventDefault();
                 if (this.disabled) {
                     return false;
                 }