调整站内信列表UI review by 于良

@@ -22,7 +22,7 @@ export default class MessageListBigIconCell extends Component {
         let body = itemData.get('body');
         let imageUri = body ? body.get('img_url', 'www.yohobuy.com') : 'www.yohobuy.com';
         let content = body ? body.get('content','') : '';
-        imageUri = imageUri.replace('{width}', width).replace('{height}', 117).replace('{mode}',2);
+        imageUri = imageUri.replace('{width}', width).replace('{height}',  iconHeight).replace('{mode}',2);
         return(
             <View style={styles.container}>
                 <View style={styles.titleContainer}>
@@ -55,6 +55,8 @@ export default class MessageListBigIconCell extends Component {
 }
 
 let {width, height} = Dimensions.get('window');
+let scale = (width/375.0);
+let iconHeight = Math.ceil(117*scale);
 
 let styles = StyleSheet.create({
     container: {
@@ -75,7 +77,7 @@ let styles = StyleSheet.create({
     },
     iconStyle: {
         width,
-        height: 117,
+        height: iconHeight,
         backgroundColor: 'transparent'
     },
     descContainer: {