add: InputGroup.Input添加静态getValue和setValue方法

package.json

@@ -1,6 +1,6 @@
 {
   "name": "react-impression",
-  "version": "1.0.5",
+  "version": "1.0.6",
   "author": "peter.shenlq",
   "description": "An enterprise-class UI design language and React-based implementation.",
   "main": "./lib/index.js",

site/src/scripts/components/impression/components/InputGroupInput.js

@@ -25,7 +25,26 @@ export default class InputGroupInput extends PureComponent {
                 {...others}
                 type={type}
                 className={classnames('form-control', className)}
-                placeholder={placeholder} ref="main" />
+                placeholder={placeholder} ref={ref => (this.refMain = ref)} />
         );
     }
 }
+
+
+// getValue
+InputGroupInput.getValue = ref => {
+    if(!ref) {
+        return undefined;
+    }
+
+    return ref.refMain.value;
+};
+
+// setValue
+InputGroupInput.setValue = (ref, value) => {
+    if(!ref) {
+        return;
+    }
+
+    ref.refMain.value = value;
+};

site/src/styles/impression/modules/_input-group.scss

@@ -30,7 +30,7 @@
             z-index: 6;
         }
 
-        &:last-child {
+        &:not(:first-child) {
             margin-left: -1px;
         }
 

src/scripts/components/InputGroupInput.js

@@ -25,7 +25,26 @@ export default class InputGroupInput extends PureComponent {
                 {...others}
                 type={type}
                 className={classnames('form-control', className)}
-                placeholder={placeholder} ref="main" />
+                placeholder={placeholder} ref={ref => (this.refMain = ref)} />
         );
     }
 }
+
+
+// getValue
+InputGroupInput.getValue = ref => {
+    if(!ref) {
+        return undefined;
+    }
+
+    return ref.refMain.value;
+};
+
+// setValue
+InputGroupInput.setValue = (ref, value) => {
+    if(!ref) {
+        return;
+    }
+
+    ref.refMain.value = value;
+};