added code for visualization of the sematic graph in the app. The code is there but the menu item for activating it is not there yet since the functionality is not complete

src/ui/android/res/layout/activity_help.xml

@@ -8,4 +8,4 @@
         android:layout_width="fill_parent"
         android:layout_height="fill_parent"
         />
-</RelativeLayout>
+</RelativeLayout>

src/ui/android/res/layout/activity_semantic_graph.xml

@@ -0,0 +1,61 @@
+<?xml version="1.0" encoding="utf-8"?>
+<FrameLayout
+	xmlns:android="http://schemas.android.com/apk/res/android"
+	android:layout_height="match_parent"
+	android:layout_width="match_parent">
+
+	<RelativeLayout
+		android:layout_height="match_parent"
+		android:layout_width="match_parent">
+
+		<RelativeLayout
+			android:id="@+id/graph_header"
+			android:layout_height="wrap_content"
+			android:layout_width="match_parent"
+			android:layout_alignParentTop="true"
+			android:layout_alignParentLeft="true"
+			android:layout_alignParentRight="true"
+			android:padding="8dp"
+			android:background="#C0C0C0">
+
+			<ImageView
+				android:id="@+id/add_word"
+				android:layout_height="wrap_content"
+				android:layout_width="wrap_content"
+				android:layout_alignParentRight="true"
+				android:padding="8dp"
+				android:src="@drawable/ic_search_black_24dp"/>
+
+			<org.grammaticalframework.ui.android.LanguageSelector
+				android:id="@+id/show_language"
+				android:layout_height="wrap_content"
+				android:layout_width="match_parent"
+				android:layout_alignParentLeft="true"
+				android:layout_alignParentTop="true"
+				android:layout_toLeftOf="@id/add_word"
+				android:padding="0dp"/>
+		</RelativeLayout>
+		
+		<org.grammaticalframework.ui.android.SemanticGraphView
+				android:id="@+id/semantic_graph"
+				android:layout_height="match_parent"
+				android:layout_width="match_parent"
+				android:layout_alignParentLeft="true"
+			    android:layout_alignParentBottom="true"
+			    android:layout_alignParentRight="true"
+			    android:layout_below="@id/graph_header"/>
+	</RelativeLayout>
+
+	<LinearLayout
+		android:id="@+id/progressBarView" 
+		android:gravity="center"
+		android:visibility="gone"
+		android:background="#00000000"
+		android:layout_height="match_parent"
+		android:layout_width="match_parent">
+
+		<ProgressBar
+			android:layout_width="wrap_content"
+			android:layout_height="wrap_content"/>	
+	</LinearLayout>
+</FrameLayout>

src/ui/android/res/values/strings.xml

@@ -7,6 +7,7 @@
 	<string name="open_image">Opening</string>
 	<string name="mic_input">Speech Input</string>
 	<string name="keyboard_input">Keyboard Input</string>
+	<string name="semantic_graph">Semantic Graph</string>
 	<string name="help">Help</string>
 	<string name="global_preferences_key">org.grammaticalframework.ui.android.GLOBAL_PREFERENCES</string>
 
@@ -24,4 +25,7 @@
     <!-- Labels for subtype -->
     <string name="normalKeyboardMode">normalKeyboardMode</string>
     <string name="internalKeyboardMode">internalKeyboardMode</string>
+    
+    <string name="search_hint">Search word:</string>
+    <string name="search_description">Search for words in the lexicon</string>
 </resources>

src/ui/android/res/xml/searchable.xml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8"?>
+<searchable xmlns:android="http://schemas.android.com/apk/res/android"
+    android:label="@string/app_name"
+    android:hint="@string/search_hint"
+    android:searchSuggestAuthority="org.grammaticalframework.ui.android.LexiconSuggestionProvider"
+    android:includeInGlobalSearch="true"
+    android:searchSettingsDescription="@string/search_description">
+</searchable>