Step 12.11: Bind click event to showAttachments

Author: dotansimha

src/pages/messages/messages.html

@@ -7,7 +7,7 @@
     <ion-title class="chat-title">{{title}}</ion-title>
 
     <ion-buttons end>
-      <button ion-button icon-only class="attach-button"><ion-icon name="attach"></ion-icon></button>
+      <button ion-button icon-only class="attach-button" (click)="showAttachments()"><ion-icon name="attach"></ion-icon></button>
       <button ion-button icon-only class="options-button" (click)="showOptions()"><ion-icon name="more"></ion-icon></button>
     </ion-buttons>
   </ion-navbar>