Add nav icon on Main, Sliding

app/src/main/java/com/saulmm/material/activities/MainActivity.java

@@ -9,6 +9,8 @@
 import android.support.v7.widget.Toolbar;
 import android.view.Gravity;
 import android.view.MenuItem;
+import android.view.View;
+
 import com.saulmm.material.R;
 import com.saulmm.material.fragments.HomeFragment;
 
@@ -44,6 +46,19 @@ private void initToolbar() {
 
 		Toolbar toolbar = (Toolbar) findViewById(R.id.activity_main_toolbar);
 		toolbar.inflateMenu(R.menu.menu_home);
+		toolbar.setNavigationIcon(R.drawable.ic_menu);
+		setSupportActionBar(toolbar);
+		toolbar.setNavigationOnClickListener(new View.OnClickListener() {
+			@Override
+			public void onClick(View view) {
+
+				if (mDrawerLayout.isDrawerOpen(Gravity.START)) {
+					mDrawerLayout.closeDrawer(Gravity.START);
+				} else {
+					mDrawerLayout.openDrawer(Gravity.START);
+				}
+			}
+		});
 	}
 
 	private void initNavigationView() {
@@ -56,7 +71,7 @@ private void initNavigationView() {
 	public boolean onOptionsItemSelected(MenuItem item) {
 
 		if (item.getItemId() == android.R.id.home) {
-			mDrawerLayout.openDrawer(Gravity.LEFT);
+			mDrawerLayout.openDrawer(Gravity.START);
 			return true;
 		}
 
@@ -81,6 +96,10 @@ public boolean onNavigationItemSelected(MenuItem menuItem) {
 			case R.id.nav_circular_sample:
 				startActivity(new Intent(MainActivity.this, ColorActivity.class));
 				break;
+
+			case R.id.nav_arrow:
+				startActivity(new Intent(MainActivity.this, SlidingActivity.class));
+				break;
 		}
 
 		if (nextFragment != null)

app/src/main/java/com/saulmm/material/activities/SlidingActivity.java

@@ -52,7 +52,8 @@ protected void onCreate(Bundle savedInstanceState) {
     }
 
     private void configureToolbar() {
-        Toolbar mainToolbar = (Toolbar) findViewById(R.id.example_transition_header);
+        Toolbar mainToolbar = (Toolbar) findViewById(R.id.toolbar);
+        mainToolbar.setNavigationIcon(R.drawable.ic_menu);
         setSupportActionBar(mainToolbar);
         getSupportActionBar().setTitle("Sliding");