update Steps style

src/components/steps/step.vue

@@ -1,9 +1,9 @@
 <template>
-    <div :class="wrapClasses" :style="styles">
+    <div :class="wrapClasses">
         <div :class="[prefixCls + '-tail']"><i></i></div>
         <div :class="[prefixCls + '-head']">
             <div :class="[prefixCls + '-head-inner']">
-                <span v-if="!icon && currentStatus != 'finish' && currentStatus != 'error'">{{ stepNumber }}</span>
+                <span v-if="!icon && currentStatus !== 'finish' && currentStatus !== 'error'">{{ stepNumber }}</span>
                 <span v-else :class="iconClasses"></span>
             </div>
         </div>
@@ -68,9 +68,9 @@
                 if (this.icon) {
                     icon = this.icon;
                 } else {
-                    if (this.currentStatus == 'finish') {
+                    if (this.currentStatus === 'finish') {
                         icon = 'ios-checkmark';
-                    } else if (this.currentStatus == 'error') {
+                    } else if (this.currentStatus === 'error') {
                         icon = 'ios-close';
                     }
                 }
@@ -79,20 +79,15 @@
                     `${prefixCls}-icon`,
                     `${iconPrefixCls}`,
                     {
-                        [`${iconPrefixCls}-${icon}`]: icon != ''
+                        [`${iconPrefixCls}-${icon}`]: icon !== ''
                     }
                 ];
-            },
-            styles () {
-                return {
-                    width: `${1/this.total*100}%`
-                };
             }
         },
         watch: {
             status (val) {
                 this.currentStatus = val;
-                if (this.currentStatus == 'error') {
+                if (this.currentStatus === 'error') {
                     this.$parent.setNextError();
                 }
             }

src/components/steps/steps.vue

@@ -72,8 +72,8 @@
                     // 如果已存在status,且在初始化时,则略过
                     // todo 如果当前是error,在current改变时需要处理
                     if (!(isInit && child.currentStatus)) {
-                        if (index == this.current) {
-                            if (this.status != 'error') {
+                        if (index === this.current) {
+                            if (this.status !== 'error') {
                                 child.currentStatus = 'process';
                             }
                         } else if (index < this.current) {
@@ -83,14 +83,14 @@
                         }
                     }
 
-                    if (child.currentStatus != 'error' && index != 0) {
+                    if (child.currentStatus !== 'error' && index !== 0) {
                         this.$children[index - 1].nextError = false;
                     }
                 });
             },
             setNextError () {
                 this.$children.forEach((child, index) => {
-                    if (child.currentStatus == 'error' && index != 0) {
+                    if (child.currentStatus === 'error' && index !== 0) {
                         this.$children[index - 1].nextError = true;
                     }
                 });

src/styles/components/steps.less

@@ -6,14 +6,26 @@
 @steps-title-color: #666;
 
 .@{steps-prefix-cls} {
-    font-size: 0;
+    display: -webkit-box;
+    display: -ms-flexbox;
+    display: flex;
     width: 100%;
+    font-size: 0;
     line-height: 1.5;
 
     &-item{
         display: inline-block;
         position: relative;
         vertical-align: top;
+        -webkit-box-flex: 1;
+        -ms-flex: 1;
+        flex: 1;
+        overflow: hidden;
+        &:last-child{
+            -webkit-box-flex: 0;
+            -ms-flex: 0;
+            flex: none;
+        }
 
         &.@{steps-prefix-cls}-status-wait{
             .@{steps-prefix-cls}-head-inner {
@@ -267,8 +279,10 @@
 }
 
 .@{steps-prefix-cls}-vertical {
+    display: block;
     .@{steps-prefix-cls}-item {
         display: block;
+        overflow: visible;
     }
 
     .@{steps-prefix-cls}-tail {