User can hit enter to send a comment

app/src/main/java/org/communiquons/android/comunic/client/ui/adapters/PostsAdapter.java

@@ -4,6 +4,7 @@ import android.content.Context;
 import android.support.annotation.NonNull;
 import android.support.annotation.Nullable;
 import android.util.ArrayMap;
+import android.view.KeyEvent;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
@@ -243,6 +244,21 @@ public class PostsAdapter extends ArrayAdapter<Post>{
                     }
                 });
 
+                //Make the comment input behaves like the send button when the user hit the
+                //enter key
+                input_comment.setOnKeyListener(new View.OnKeyListener() {
+                    @Override
+                    public boolean onKey(View v, int keyCode, KeyEvent event) {
+
+                        if(event.getAction() == KeyEvent.ACTION_DOWN
+                                && keyCode == KeyEvent.KEYCODE_ENTER){
+                            sendComment(position, finalConvertView);
+                        }
+
+                        return false;
+                    }
+                });
+
             }
         }
 

app/src/main/res/layout/post_item.xml

@@ -115,7 +115,7 @@
             android:layout_weight="1"
             style="@style/TextAppearance.AppCompat"
             android:hint="@string/new_comment_hint"
-            android:inputType="textMultiLine" />
+            android:inputType="text" />
 
         <ImageView
             android:id="@+id/comment_send_button"