feat(item): sliding

ionic/components/item/item-sliding.ts

@@ -136,6 +136,10 @@ export class ItemSliding {
       this.close();
       this.didClose = true;
     } else {
+      let openItem = this.list.getOpenItem();
+      if(openItem && openItem !== this) {
+        this.didClose = true;
+      }
       if(this.list) {
         this.list.closeOpenItem();
       }

ionic/components/list/list.ts

@@ -79,8 +79,12 @@ export class List extends Ion {
   closeOpenItem() {
     if(this.openItem) {
       this.openItem.close(true);
+      this.openItem = null;
     }
   }
+  getOpenItem() {
+    return this.openItem;
+  }
 }
 
 /**