ShortcutManager sample application.

This is slightly more practical than ShortuctDemo.

This app allows the user to publish shortcuts to websites.

Bug 30259354

Change-Id: I0e7358aadf016c75c4926595abbe6ce117d69c2d

samples/ShortcutSample/Android.mk

@@ -0,0 +1,34 @@
+#
+# Copyright (C) 2016 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.
+#
+
+# We build two apps from the same source
+
+LOCAL_PATH:= $(call my-dir)
+
+include $(CLEAR_VARS)
+
+LOCAL_PACKAGE_NAME := ShortcutSample
+
+LOCAL_MODULE_TAGS := samples tests
+
+LOCAL_SRC_FILES := $(call all-java-files-under, src)
+
+LOCAL_RESOURCE_DIR := $(LOCAL_PATH)/res
+
+# TODO Change to 25
+LOCAL_SDK_VERSION := current
+
+include $(BUILD_PACKAGE)

samples/ShortcutSample/AndroidManifest.xml

@@ -0,0 +1,41 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2016 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.
+-->
+
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="com.example.android.shortcutsample">
+
+    <uses-sdk android:minSdkVersion="25" />
+
+    <application
+        android:label="@string/app_name"
+        android:icon="@drawable/app"
+        android:resizeableActivity="true">
+
+        <activity android:name="Main">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="android.intent.category.DEFAULT" />
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+            <meta-data android:name="android.app.shortcuts" android:resource="@xml/shortcuts"/>
+        </activity>
+        <receiver android:name="MyReceiver">
+            <intent-filter>
+                <action android:name="android.intent.action.LOCALE_CHANGED" />
+            </intent-filter>
+        </receiver>
+    </application>
+</manifest>

samples/ShortcutSample/res/layout/list_item.xml

@@ -0,0 +1,62 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2016 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.
+-->
+
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:orientation="horizontal"
+>
+    <LinearLayout
+        android:layout_width="0dip"
+        android:layout_height="wrap_content"
+        android:layout_weight="1"
+        android:layout_gravity="center_vertical"
+        android:orientation="vertical"
+        android:paddingLeft="8dip"
+        >
+        <TextView
+            android:id="@+id/line1"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:textColor="#000000"
+            android:textSize="16sp"
+            />
+        <TextView
+            android:id="@+id/line2"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:textColor="#444444"
+        />
+    </LinearLayout>
+    <Button
+        android:id="@+id/remove"
+        android:text="@string/remove_shortcut"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_gravity="center"
+        android:gravity="center"
+        android:visibility="visible"
+        style="@android:style/Widget.Material.Button.Borderless"/>
+    <Button
+        android:id="@+id/disable"
+        android:text="@string/disable_shortcut"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_gravity="center"
+        android:gravity="center"
+        android:visibility="visible"
+        style="@android:style/Widget.Material.Button.Borderless"/>
+</LinearLayout>

samples/ShortcutSample/res/layout/main.xml

@@ -0,0 +1,41 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2016 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.
+-->
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+        android:orientation="vertical"
+        android:layout_width="fill_parent"
+        android:layout_height="fill_parent">
+    <Button
+        android:id="@+id/add"
+        android:text="@string/add_new_website"
+        android:layout_width="fill_parent"
+        android:layout_height="wrap_content"
+        android:onClick="onAddPressed"/>
+    <TextView
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:textColor="#444444"
+        android:text="@string/existing_shortcuts"
+    />
+    <ListView
+        android:id="@android:id/list"
+        android:layout_width="match_parent"
+        android:layout_height="0dip"
+        android:layout_weight="1"
+        android:enabled="true"
+    />
+</LinearLayout>
+
+

samples/ShortcutSample/res/values-ja/strings.xml

@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2016 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.
+-->
+
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+    <string name="app_name">ショートカットサンプル</string>
+    <string name="add_new_website">ウェブサイト追加</string>
+    <string name="add_new_website_short">追加</string>
+    <string name="existing_shortcuts">既存のショートカット:</string>
+    <string name="remove_shortcut">削除</string>
+    <string name="disable_shortcut">無効</string>
+    <string name="enable_shortcut">有効</string>
+</resources>

samples/ShortcutSample/res/values/strings.xml

@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2016 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.
+-->
+
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+    <string name="app_name">Shortcut Sample</string>
+    <string name="add_new_website">Add New Website</string>
+    <string name="add_new_website_short">Add Website</string>
+    <string name="existing_shortcuts">Existing shortcuts:</string>
+    <string name="remove_shortcut">Remove</string>
+    <string name="disable_shortcut">Disable</string>
+    <string name="enable_shortcut">Enable</string>
+</resources>

samples/ShortcutSample/res/xml/shortcuts.xml

@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2016 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.
+-->
+<shortcuts xmlns:android="http://schemas.android.com/apk/res/android" >
+    <shortcut
+        android:shortcutId="add_website"
+        android:icon="@drawable/add"
+        android:shortcutShortLabel="@string/add_new_website_short"
+        android:shortcutLongLabel="@string/add_new_website"
+        >
+        <intent
+            android:action="com.example.android.shortcutsample.ADD_WEBSITE"
+            android:targetPackage="com.example.android.shortcutsample"
+            android:targetClass="com.example.android.shortcutsample.Main"
+            />
+    </shortcut>
+</shortcuts>

samples/ShortcutSample/src/com/example/android/shortcutsample/Main.java

@@ -0,0 +1,234 @@
+/*
+ * Copyright (C) 2016 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.shortcutsample;
+
+import android.app.AlertDialog;
+import android.app.ListActivity;
+import android.content.Context;
+import android.content.pm.ShortcutInfo;
+import android.os.Bundle;
+import android.util.Log;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.View.OnClickListener;
+import android.view.ViewGroup;
+import android.view.inputmethod.EditorInfo;
+import android.widget.BaseAdapter;
+import android.widget.Button;
+import android.widget.EditText;
+import android.widget.TextView;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class Main extends ListActivity implements OnClickListener {
+    static final String TAG = "ShortcutSample";
+
+    private static final String ID_ADD_WEBSITE = "add_website";
+
+    private static final String ACTION_ADD_WEBSITE =
+            "com.example.android.shortcutsample.ADD_WEBSITE";
+
+    private MyAdapter mAdapter;
+
+    private ShortcutHelper mHelper;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+        setContentView(R.layout.main);
+
+        mHelper = new ShortcutHelper(this);
+
+        mHelper.maybeRestoreAllDynamicShortcuts();
+
+        mHelper.refreshShortcuts(/*force=*/ false);
+
+        if (ACTION_ADD_WEBSITE.equals(getIntent().getAction())) {
+            // Invoked via the manifest shortcut.
+            addWebSite();
+        }
+
+        mAdapter = new MyAdapter(this.getApplicationContext());
+        setListAdapter(mAdapter);
+    }
+
+    @Override
+    protected void onResume() {
+        super.onResume();
+        refreshList();
+    }
+
+    /**
+     * Handle the add button.
+     */
+    public void onAddPressed(View v) {
+        addWebSite();
+    }
+
+    private void addWebSite() {
+        Log.i(TAG, "addWebSite");
+
+        // This is important.  This allows the launcher to build a prediction model.
+        mHelper.reportShortcutUsed(ID_ADD_WEBSITE);
+
+        final EditText editUri = new EditText(this);
+
+        editUri.setHint("http://www.android.com/");
+        editUri.setInputType(EditorInfo.TYPE_TEXT_VARIATION_URI);
+
+        new AlertDialog.Builder(this)
+                .setTitle("Add new website")
+                .setMessage("Type URL of a website")
+                .setView(editUri)
+                .setPositiveButton("Add", (dialog, whichButton) -> {
+                    final String url = editUri.getText().toString().trim();
+                    if (url.length() > 0) {
+                        mHelper.addWebSiteShortcut(url);
+                        refreshList();
+                    }
+                })
+                .show();
+    }
+
+    private void refreshList() {
+        mAdapter.setShortcuts(mHelper.getShortcuts());
+    }
+
+    @Override
+    public void onClick(View v) {
+        final ShortcutInfo shortcut = (ShortcutInfo) ((View) v.getParent()).getTag();
+
+        switch (v.getId()) {
+            case R.id.disable:
+                if (shortcut.isEnabled()) {
+                    mHelper.disableShortcut(shortcut);
+                } else {
+                    mHelper.enableShortcut(shortcut);
+                }
+                refreshList();
+                break;
+            case R.id.remove:
+                mHelper.removeShortcut(shortcut);
+                refreshList();
+                break;
+        }
+    }
+
+    private static final List<ShortcutInfo> EMPTY_LIST = new ArrayList<>();
+
+    private String getType(ShortcutInfo shortcut) {
+        final StringBuilder sb = new StringBuilder();
+        String sep = "";
+        if (shortcut.isDynamic()) {
+            sb.append(sep);
+            sb.append("Dynamic");
+            sep = ", ";
+        }
+        if (shortcut.isPinned()) {
+            sb.append(sep);
+            sb.append("Pinned");
+            sep = ", ";
+        }
+        if (!shortcut.isEnabled()) {
+            sb.append(sep);
+            sb.append("Disabled");
+            sep = ", ";
+        }
+        return sb.toString();
+    }
+
+    private class MyAdapter extends BaseAdapter {
+        private final Context mContext;
+        private final LayoutInflater mInflater;
+        private List<ShortcutInfo> mList = EMPTY_LIST;
+
+        public MyAdapter(Context context) {
+            mContext = context;
+            mInflater = mContext.getSystemService(LayoutInflater.class);
+        }
+
+        @Override
+        public int getCount() {
+            return mList.size();
+        }
+
+        @Override
+        public Object getItem(int position) {
+            return mList.get(position);
+        }
+
+        @Override
+        public long getItemId(int position) {
+            return position;
+        }
+
+        @Override
+        public boolean hasStableIds() {
+            return false;
+        }
+
+        @Override
+        public boolean areAllItemsEnabled() {
+            return true;
+        }
+
+        @Override
+        public boolean isEnabled(int position) {
+            return true;
+        }
+
+        public void setShortcuts(List<ShortcutInfo> list) {
+            mList = list;
+            notifyDataSetChanged();
+        }
+
+        @Override
+        public View getView(int position, View convertView, ViewGroup parent) {
+            final View view;
+            if (convertView != null) {
+                view = convertView;
+            } else {
+                view = mInflater.inflate(R.layout.list_item, null);
+            }
+
+            bindView(view, position, mList.get(position));
+
+            return view;
+        }
+
+        public void bindView(View view, int position, ShortcutInfo shortcut) {
+            view.setTag(shortcut);
+
+            final TextView line1 = (TextView) view.findViewById(R.id.line1);
+            final TextView line2 = (TextView) view.findViewById(R.id.line2);
+
+            line1.setText(shortcut.getLongLabel());
+
+            line2.setText(getType(shortcut));
+
+            final Button remove = (Button) view.findViewById(R.id.remove);
+            final Button disable = (Button) view.findViewById(R.id.disable);
+
+            disable.setText(
+                    shortcut.isEnabled() ? R.string.disable_shortcut : R.string.enable_shortcut);
+
+            remove.setOnClickListener(Main.this);
+            disable.setOnClickListener(Main.this);
+        }
+    }
+}

samples/ShortcutSample/src/com/example/android/shortcutsample/MyReceiver.java

@@ -0,0 +1,35 @@
+/*
+ * Copyright (C) 2016 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.shortcutsample;
+
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.Intent;
+import android.util.Log;
+
+public class MyReceiver extends BroadcastReceiver {
+    private static final String TAG = Main.TAG;
+
+    @Override
+    public void onReceive(Context context, Intent intent) {
+        Log.i(TAG, "onReceive: " + intent);
+        if (Intent.ACTION_LOCALE_CHANGED.equals(intent.getAction())) {
+            // Refresh all shortcut to update the labels.
+            // (Right now shortcut labels don't contain localized strings though.)
+            new ShortcutHelper(context).refreshShortcuts(/*force=*/ true);
+        }
+    }
+}

samples/ShortcutSample/src/com/example/android/shortcutsample/ShortcutHelper.java

@@ -0,0 +1,212 @@
+/*
+ * Copyright (C) 2016 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.shortcutsample;
+
+import android.content.Context;
+import android.content.Intent;
+import android.content.pm.ShortcutInfo;
+import android.content.pm.ShortcutManager;
+import android.graphics.drawable.Icon;
+import android.net.Uri;
+import android.os.AsyncTask;
+import android.os.PersistableBundle;
+import android.util.Log;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.HashSet;
+import java.util.List;
+import java.util.function.BooleanSupplier;
+
+public class ShortcutHelper {
+    private static final String TAG = Main.TAG;
+
+    private static final String EXTRA_LAST_REFRESH =
+            "com.example.android.shortcutsample.EXTRA_LAST_REFRESH";
+
+    private static final long REFRESH_INTERVAL_MS = 60 * 60 * 1000;
+
+    private final Context mContext;
+
+    private final ShortcutManager mShortcutManager;
+
+    public ShortcutHelper(Context context) {
+        mContext = context;
+        mShortcutManager = mContext.getSystemService(ShortcutManager.class);
+    }
+
+    public void maybeRestoreAllDynamicShortcuts() {
+        if (mShortcutManager.getDynamicShortcuts().size() == 0) {
+            // NOTE: If this application is always supposed to have dynamic shortcuts, then publish
+            // them here.
+            // Note when an application is "restored" on a new device, all dynamic shortcuts
+            // will *not* be restored but the pinned shortcuts *will*.
+        }
+    }
+
+    public void reportShortcutUsed(String id) {
+        mShortcutManager.reportShortcutUsed(id);
+    }
+
+    /**
+     * Use this when interacting with ShortcutManager to show consistent error messages.
+     */
+    private void callShortcutManager(BooleanSupplier r) {
+        try {
+            if (!r.getAsBoolean()) {
+                Utils.showToast(mContext, "Call to ShortcutManager is rate-limited");
+            }
+        } catch (Exception e) {
+            Log.e(TAG, "Caught Exception", e);
+            Utils.showToast(mContext, "Error while calling ShortcutManager: " + e.toString());
+        }
+    }
+
+    /**
+     * Return all mutable shortcuts from this app self.
+     */
+    public List<ShortcutInfo> getShortcuts() {
+        // Load mutable dynamic shortcuts and pinned shortcuts and put them into a single list
+        // removing duplicates.
+
+        final List<ShortcutInfo> ret = new ArrayList<>();
+        final HashSet<String> seenKeys = new HashSet<>();
+
+        // Check existing shortcuts shortcuts
+        for (ShortcutInfo shortcut : mShortcutManager.getDynamicShortcuts()) {
+            if (!shortcut.isImmutable()) {
+                ret.add(shortcut);
+                seenKeys.add(shortcut.getId());
+            }
+        }
+        for (ShortcutInfo shortcut : mShortcutManager.getPinnedShortcuts()) {
+            if (!shortcut.isImmutable() && !seenKeys.contains(shortcut.getId())) {
+                ret.add(shortcut);
+                seenKeys.add(shortcut.getId());
+            }
+        }
+        return ret;
+    }
+
+    /**
+     * Called when the activity starts.  Looks for shortcuts that have been pushed and refreshes
+     * them (but the refresh part isn't implemented yet...).
+     */
+    public void refreshShortcuts(boolean force) {
+        new AsyncTask<Void, Void, Void>() {
+            @Override
+            protected Void doInBackground(Void... params) {
+                Log.i(TAG, "refreshingShortcuts...");
+
+                final long now = System.currentTimeMillis();
+                final long staleThreshold = force ? now : now - REFRESH_INTERVAL_MS;
+
+                // Check all existing dynamic and pinned shortcut, and if their last refresh
+                // time is older than a certain threshold, update them.
+
+                final List<ShortcutInfo> updateList = new ArrayList<>();
+
+                for (ShortcutInfo shortcut : getShortcuts()) {
+                    if (shortcut.isImmutable()) {
+                        continue;
+                    }
+
+                    final PersistableBundle extras = shortcut.getExtras();
+                    if (extras != null && extras.getLong(EXTRA_LAST_REFRESH) >= staleThreshold) {
+                        // Shortcut still fresh.
+                        continue;
+                    }
+                    Log.i(TAG, "Refreshing shortcut: " + shortcut.getId());
+
+                    final ShortcutInfo.Builder b = new ShortcutInfo.Builder(
+                            mContext, shortcut.getId());
+
+                    setSiteInformation(b, shortcut.getIntent().getData());
+                    setExtras(b);
+
+                    updateList.add(b.build());
+                }
+                // Call update.
+                if (updateList.size() > 0) {
+                    callShortcutManager(() -> mShortcutManager.updateShortcuts(updateList));
+                }
+
+                return null;
+            }
+        }.execute();
+    }
+
+    private ShortcutInfo createShortcutForUrl(String urlAsString) {
+        Log.i(TAG, "createShortcutForUrl: " + urlAsString);
+
+        final ShortcutInfo.Builder b = new ShortcutInfo.Builder(mContext, urlAsString);
+
+        final Uri uri = Uri.parse(urlAsString);
+        b.setIntent(new Intent(Intent.ACTION_VIEW, uri));
+
+        setSiteInformation(b, uri);
+        setExtras(b);
+
+        return b.build();
+    }
+
+    private ShortcutInfo.Builder setSiteInformation(ShortcutInfo.Builder b, Uri uri) {
+        // TODO Get the actual site <title> and use it.
+        // TODO Set the current locale to accept-language to get localized title.
+        b.setShortLabel(uri.getHost());
+        b.setLongLabel(uri.toString());
+
+        // TODO Fetch the favicon from the URI and sets to the icon.
+        b.setIcon(Icon.createWithResource(mContext, R.drawable.link));
+
+        return b;
+    }
+
+    private ShortcutInfo.Builder setExtras(ShortcutInfo.Builder b) {
+        final PersistableBundle extras = new PersistableBundle();
+        extras.putLong(EXTRA_LAST_REFRESH, System.currentTimeMillis());
+        b.setExtras(extras);
+        return b;
+    }
+
+    private String normalizeUrl(String urlAsString) {
+        if (urlAsString.startsWith("http://") || urlAsString.startsWith("https://")) {
+            return urlAsString;
+        } else {
+            return "http://" + urlAsString;
+        }
+    }
+
+    public void addWebSiteShortcut(String urlAsString) {
+        final String uriFinal = urlAsString;
+        callShortcutManager(() -> {
+            final ShortcutInfo shortcut = createShortcutForUrl(normalizeUrl(uriFinal));
+            return mShortcutManager.addDynamicShortcuts(Arrays.asList(shortcut));
+        });
+    }
+
+    public void removeShortcut(ShortcutInfo shortcut) {
+        mShortcutManager.removeDynamicShortcuts(Arrays.asList(shortcut.getId()));
+    }
+
+    public void disableShortcut(ShortcutInfo shortcut) {
+        mShortcutManager.disableShortcuts(Arrays.asList(shortcut.getId()));
+    }
+
+    public void enableShortcut(ShortcutInfo shortcut) {
+        mShortcutManager.enableShortcuts(Arrays.asList(shortcut.getId()));
+    }
+}

samples/ShortcutSample/src/com/example/android/shortcutsample/Utils.java

@@ -0,0 +1,35 @@
+/*
+ * Copyright (C) 2016 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.shortcutsample;
+
+import android.content.Context;
+import android.content.pm.ShortcutInfo;
+import android.os.AsyncTask;
+import android.os.PersistableBundle;
+import android.util.Log;
+import android.widget.Toast;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class Utils {
+    private Utils() {
+    }
+
+    public static void showToast(Context context, String message) {
+        Toast.makeText(context, message, Toast.LENGTH_SHORT).show();
+    }
+}