add a fab for creating new notes

app/build.gradle

@@ -32,6 +32,7 @@ dependencies {
     compile 'com.android.support:appcompat-v7:23.4.0'
     compile 'com.jakewharton:butterknife:8.0.1'
     compile 'com.github.yukuku:ambilwarna:2.0.1'
+    compile 'com.android.support:design:23.4.0'
 
     apt 'com.jakewharton:butterknife-compiler:8.0.1'
 }

app/src/main/java/com/simplemobiletools/notes/activities/MainActivity.java

@@ -10,6 +10,7 @@ import android.support.v7.app.AlertDialog;
 import android.util.TypedValue;
 import android.view.Menu;
 import android.view.MenuItem;
+import android.view.View;
 import android.view.inputmethod.InputMethodManager;
 import android.widget.EditText;
 
@@ -19,9 +20,11 @@ import com.simplemobiletools.notes.Utils;
 
 import butterknife.BindView;
 import butterknife.ButterKnife;
+import butterknife.OnClick;
 
 public class MainActivity extends SimpleActivity {
-    @BindView(R.id.notes_view) EditText mNotesView;
+    @BindView(R.id.notes_view)
+    EditText mNotesView;
 
     private SharedPreferences mPrefs;
 
@@ -95,6 +98,11 @@ public class MainActivity extends SimpleActivity {
         }
     }
 
+    @OnClick(R.id.notes_fab)
+    public void newNoteClicked(View view) {
+
+    }
+
     private void displayAutosavePrompt() {
         final AlertDialog.Builder alertDialog = new AlertDialog.Builder(this);
         alertDialog.setTitle(getString(R.string.unsaved_changes));

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

@@ -1,16 +1,33 @@
 <?xml version="1.0" encoding="utf-8"?>
-<ScrollView
+<android.support.design.widget.CoordinatorLayout
     xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@+id/notes_coordinator"
     android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    android:fillViewport="true">
+    android:layout_height="match_parent">
 
-    <EditText
-        android:id="@+id/notes_view"
+    <ScrollView
+        xmlns:android="http://schemas.android.com/apk/res/android"
+        android:id="@+id/notes_scrollview"
         android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:background="@null"
-        android:gravity="top"
-        android:padding="@dimen/activity_margin"/>
+        android:layout_height="match_parent"
+        android:fillViewport="true">
 
-</ScrollView>
+        <EditText
+            android:id="@+id/notes_view"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:background="@null"
+            android:gravity="top"
+            android:inputType="textCapSentences|textMultiLine"
+            android:padding="@dimen/activity_margin"/>
+    </ScrollView>
+
+    <android.support.design.widget.FloatingActionButton
+        android:id="@+id/notes_fab"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_gravity="bottom|end"
+        android:layout_margin="@dimen/activity_margin"
+        android:src="@mipmap/plus"/>
+
+</android.support.design.widget.CoordinatorLayout>