RadioGroup add vertical props

RadioGroup add vertical props

src/components/radio/radio-group.vue

@@ -24,6 +24,10 @@
                 validator (value) {
                     return oneOf(value, ['button']);
                 }
+            },
+            vertical: {
+                type: Boolean,
+                default: false
             }
         },
         computed: {
@@ -32,7 +36,8 @@
                     `${prefixCls}`,
                     {
                         [`${prefixCls}-${this.size}`]: !!this.size,
-                        [`${prefixCls}-${this.type}`]: !!this.type
+                        [`${prefixCls}-${this.type}`]: !!this.type,
+                        [`${prefixCls}-vertical`]: this.vertical
                     }
                 ];
             }

src/styles/components/radio.less

@@ -6,6 +6,13 @@
 .@{radio-group-prefix-cls} {
     display: inline-block;
     font-size: @font-size-small;
+    &-vertical{
+        .@{radio-prefix-cls}-wrapper {
+            display: block;
+            height: 30px;
+            line-height: 30px;
+        }
+    }
 }
 
 // 普通状态
@@ -16,6 +23,10 @@
     position: relative;
     white-space: nowrap;
     margin-right: 8px;
+    cursor: pointer;
+    &-disabled{
+        cursor: @cursor-disabled;
+    }
 }
 
 .@{radio-prefix-cls} {