Add snapping scroll example to SupportDesignDemos

BUG: 23792717
Change-Id: Ida0ba53fdf14534daa5a2a61ba5c035a1b782e82
diff --git a/samples/SupportDesignDemos/AndroidManifest.xml b/samples/SupportDesignDemos/AndroidManifest.xml
index a837458..ac7a033 100644
--- a/samples/SupportDesignDemos/AndroidManifest.xml
+++ b/samples/SupportDesignDemos/AndroidManifest.xml
@@ -109,6 +109,15 @@
             </intent-filter>
         </activity>
 
+        <activity android:name=".widget.AppBarLayoutToolbarScrollTabsScrollSnap"
+                  android:label="@string/design_appbar_toolbar_scroll_tabs_scroll_snap"
+                  android:theme="@style/Theme.Design">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="com.example.android.support.design.SAMPLE_CODE" />
+            </intent-filter>
+        </activity>
+
         <activity android:name=".widget.AppBarLayoutToolbarScrollTabsPin"
                   android:label="@string/design_appbar_toolbar_scroll_tabs_pin"
                   android:theme="@style/Theme.Design">
diff --git a/samples/SupportDesignDemos/res/layout/design_appbar_toolbar_scroll_tabs_scroll_snap.xml b/samples/SupportDesignDemos/res/layout/design_appbar_toolbar_scroll_tabs_scroll_snap.xml
new file mode 100644
index 0000000..b559ca3
--- /dev/null
+++ b/samples/SupportDesignDemos/res/layout/design_appbar_toolbar_scroll_tabs_scroll_snap.xml
@@ -0,0 +1,49 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+     Copyright (C) 2015 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+
+<android.support.design.widget.CoordinatorLayout
+        xmlns:android="http://schemas.android.com/apk/res/android"
+        xmlns:app="http://schemas.android.com/apk/res-auto"
+        android:id="@+id/col"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent">
+
+    <android.support.design.widget.AppBarLayout
+            android:id="@+id/app_bar"
+            android:layout_height="wrap_content"
+            android:layout_width="match_parent"
+            android:theme="@style/ThemeOverlay.AppCompat.Dark.ActionBar">
+
+        <android.support.v7.widget.Toolbar
+                android:id="@+id/toolbar"
+                android:layout_height="?attr/actionBarSize"
+                android:layout_width="match_parent"
+                app:layout_scrollFlags="scroll|enterAlways|snap"/>
+
+        <android.support.design.widget.TabLayout
+                android:id="@+id/tabs"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                app:layout_scrollFlags="scroll|enterAlways|snap"
+                app:tabMode="scrollable"/>
+
+    </android.support.design.widget.AppBarLayout>
+
+    <include layout="@layout/include_appbar_scrollview"/>
+
+</android.support.design.widget.CoordinatorLayout>
+
diff --git a/samples/SupportDesignDemos/res/values/strings.xml b/samples/SupportDesignDemos/res/values/strings.xml
index 16b1717..1370ce0 100644
--- a/samples/SupportDesignDemos/res/values/strings.xml
+++ b/samples/SupportDesignDemos/res/values/strings.xml
@@ -64,6 +64,7 @@
     <string name="snackbar_show_long_long_action">Show (long message + long action)</string>
 
     <string name="design_appbar_toolbar_scroll_tabs_scroll">AppBar/Toolbar Scroll + Tabs Scroll</string>
+    <string name="design_appbar_toolbar_scroll_tabs_scroll_snap">AppBar/Toolbar Scroll + Tabs Scroll + Snap</string>
     <string name="design_appbar_toolbar_scroll_tabs_pin">AppBar/Toolbar Scroll + Tabs Pin</string>
     <string name="design_appbar_toolbar_scroll_tabs_pin_with_swiperefresh">AppBar/Toolbar Scroll + Tabs Pin + Swipe Refresh</string>
     <string name="design_appbar_collapsing_toolbar_pin">AppBar/Collapsing Toolbar (pinned)</string>
diff --git a/samples/SupportDesignDemos/src/com/example/android/support/design/widget/AppBarLayoutToolbarScrollTabsScrollSnap.java b/samples/SupportDesignDemos/src/com/example/android/support/design/widget/AppBarLayoutToolbarScrollTabsScrollSnap.java
new file mode 100644
index 0000000..710a80a
--- /dev/null
+++ b/samples/SupportDesignDemos/src/com/example/android/support/design/widget/AppBarLayoutToolbarScrollTabsScrollSnap.java
@@ -0,0 +1,27 @@
+/*
+ * Copyright (C) 2015 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.example.android.support.design.widget;
+
+import com.example.android.support.design.R;
+
+public class AppBarLayoutToolbarScrollTabsScrollSnap extends AppBarLayoutUsageBase {
+
+    @Override
+    protected int getLayoutId() {
+        return R.layout.design_appbar_toolbar_scroll_tabs_scroll_snap;
+    }
+}