chore: 按钮支持enter键确定

src/base/single/button/button.basic.js

@@ -11,6 +11,9 @@ BI.BasicButton = BI.inherit(BI.Single, {
         return BI.extend(conf, {
             _baseCls: (conf._baseCls || "") + " bi-basic-button" + (conf.invalid ? "" : " cursor-pointer") + ((BI.isIE() && BI.getIEVersion() < 10) ? " hack" : ""),
             // el: {} // 可以通过el来创建button元素
+            attributes: {
+                tabIndex: 1
+            },
             value: "",
             stopEvent: false,
             stopPropagation: false,
@@ -204,6 +207,12 @@ BI.BasicButton = BI.inherit(BI.Single, {
                         });
                     }
                     hand.click(clk);
+                    // enter键等同于点击
+                    hand.keyup(function (e) {
+                        if (e.keyCode === BI.KeyCode.ENTER) {
+                           clk(e);
+                        }
+                    });
                     break;
             }
         });
@@ -403,8 +412,10 @@ BI.BasicButton = BI.inherit(BI.Single, {
         BI.BasicButton.superclass._setEnable.apply(this, arguments);
         if (enable === true) {
             this.element.removeClass("base-disabled disabled");
+            this.element.attr("tabIndex", 1);
         } else if (enable === false) {
             this.element.addClass("base-disabled disabled");
+            this.element.removeAttr("tabIndex");
         }
         if (!enable) {
             if (this.options.shadow) {

src/less/base/single/button/button.less

@@ -7,6 +7,7 @@ body .bi-button, #body .bi-button {
     .border-radius(0px);
   }
   .border-radius(2px);
+  outline: 0;
   border: 1px solid @color-bi-border-button;
   background-color: @color-bi-background-button;
   .box-sizing(border-box);
@@ -22,7 +23,7 @@ body .bi-button, #body .bi-button {
     font-size: inherit;
     border-width: 0;
     background-color: transparent;
-    &:hover {
+    &:hover, &:focus {
       .opacity(0.8);
     }
     &:active {
@@ -47,7 +48,7 @@ body .bi-button, #body .bi-button {
       &, & .b-font:before {
         color: @color-bi-text-common-ghost-button;
       }
-      &:hover {
+      &:hover, &:focus {
         color: @color-bi-text;
         background-color: @color-bi-background-hover-common-ghost-button;
       }
@@ -73,7 +74,7 @@ body .bi-button, #body .bi-button {
       border-width: 0;
     }
     &.ghost {
-      &:hover {
+      &:hover, &:focus {
         border-color: @color-bi-border-ignore-button;
         &, & .b-font:before {
           color: @color-bi-text-ignore-button;
@@ -103,7 +104,7 @@ body .bi-button, #body .bi-button {
         color: @color-bi-text-success-ghost-button;
       }
       background-color: transparent;
-      &:hover {
+      &:hover, &:focus {
         color: @color-bi-text;
         background-color: @color-bi-background-success-button;
       }
@@ -132,7 +133,7 @@ body .bi-button, #body .bi-button {
         color: @color-bi-text-warning-ghost-button;
       }
       background-color: transparent;
-      &:hover {
+      &:hover, &:focus {
         color: @color-bi-text;
         background-color: @color-bi-background-warning-button;
       }
@@ -161,7 +162,7 @@ body .bi-button, #body .bi-button {
         color: @color-bi-text-error-ghost-button;
       }
       background-color: transparent;
-      &:hover {
+      &:hover, &:focus {
         color: @color-bi-text;
         background-color: @color-bi-background-error-button;
       }
@@ -208,7 +209,7 @@ body .bi-button, #body .bi-button {
       }
       background: transparent !important;
       border-width: 0 !important;
-      &:hover, &:active {
+      &:hover, &:focus, &:active {
         .opacity(1);
       }
     }
@@ -285,7 +286,7 @@ body .bi-button, #body .bi-button {
       .opacity(0.1);
       .transition(@activeStopVal)
     }
-    &:hover{
+    &:hover, &:focus {
       & .bi-button-mask {
         .opacity(0.1);
         background-color: @color-bi-background-hover-button-mask;
@@ -317,7 +318,7 @@ body .bi-button, #body .bi-button {
       .opacity(0.1);
       .transition(@activeStopVal)
     }
-    &:hover {
+    &:hover, &:focus {
       &:not(.clear, .ghost) {
         background-color: @color-bi-background-hover-ignore-button-mask;
       }
@@ -333,10 +334,10 @@ body .bi-button, #body .bi-button {
   .bi-button, #body .bi-button {
     &.button-ignore {
       background-color: @color-bi-background-ignore-button-theme-dark;
-      &:hover{
+      &:hover, &:focus {
         background-color: @color-bi-background-hover-ignore-button-theme-dark;
       }
-      &:active{
+      &:active {
         background-color: @color-bi-background-active-ignore-button-theme-dark;
       }
       &.clear {