Toggle between primary and managed profile in Print Settings

This adds a spinner to the print settings screen which can be used to toggle
between the Settings app in the primary and managed profile so that the user
can edit settings belonging to both profiles.

Bug: 16369104
Change-Id: I2556a331d09379c2a501bc6b192ab1631b5215f5

res/layout/spinner_view.xml

@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2014 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.
+-->
+
+<Spinner xmlns:android="http://schemas.android.com/apk/res/android"
+        android:id="@+id/profile_spinner"
+        android:layout_width="fill_parent"
+        android:layout_height="wrap_content" />

res/layout/user_preference.xml

@@ -0,0 +1,43 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2014 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:id="@android:id/widget_frame"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="horizontal"
+        android:paddingStart="?android:attr/listPreferredItemPaddingStart"
+        android:paddingEnd="?android:attr/listPreferredItemPaddingEnd">
+
+    <ImageView
+            android:id="@+android:id/icon"
+            android:layout_width="@dimen/user_icon_diameter"
+            android:layout_height="@dimen/user_icon_diameter"
+            android:layout_gravity="center"
+            android:scaleType="fitCenter" />
+
+    <TextView
+            android:id="@+android:id/title"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:singleLine="true"
+            android:layout_gravity="center"
+            android:labelFor="@+android:id/icon"
+            android:ellipsize="marquee"
+            android:fadingEdge="horizontal"
+            style="@style/TextAppearance.Medium"/>
+
+</LinearLayout>

res/values/dimens.xml

@@ -201,4 +201,7 @@
     <!-- Sim Card Name length -->
     <integer name="sim_name_length">32</integer>
 
+    <!-- Diameter of a round user icon -->
+    <dimen name="user_icon_diameter">56dp</dimen>
+
 </resources>

src/com/android/settings/UserSpinnerAdapter.java

@@ -0,0 +1,141 @@
+/*
+ * Copyright (C) 2014 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.android.settings;
+
+import android.content.Context;
+import android.content.pm.UserInfo;
+import android.database.DataSetObserver;
+import android.graphics.Bitmap;
+import android.graphics.drawable.Drawable;
+import android.os.UserHandle;
+import android.os.UserManager;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ImageView;
+import android.widget.SpinnerAdapter;
+import android.widget.TextView;
+
+import com.android.settings.drawable.CircleFramedDrawable;
+
+import java.util.ArrayList;
+
+/**
+ * Adapter for a spinner that shows a list of users.
+ */
+public class UserSpinnerAdapter implements SpinnerAdapter {
+    // TODO: Update UI. See: http://b/16518801
+    /** Holder for user details */
+    public static class UserDetails {
+        private final UserHandle mUserHandle;
+        private final String name;
+        private final Drawable icon;
+
+        public UserDetails(UserHandle userHandle, UserManager um, Context context) {
+            mUserHandle = userHandle;
+            UserInfo userInfo = um.getUserInfo(mUserHandle.getIdentifier());
+            name = userInfo.name;
+            Bitmap bitmap = um.getUserIcon(userHandle.getIdentifier());
+            if (bitmap != null) {
+                icon = CircleFramedDrawable.getInstance(context, bitmap);
+            } else {
+                icon = null;
+            }
+        }
+    }
+    private ArrayList<UserDetails> data;
+    private final LayoutInflater mInflater;
+
+    public UserSpinnerAdapter(Context context, ArrayList<UserDetails> users) {
+        if (users == null) {
+            throw new IllegalArgumentException("A list of user details must be provided");
+        }
+        this.data = users;
+        mInflater = (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
+    }
+
+    public UserHandle getUserHandle(int position) {
+        if (position < 0 || position >= data.size()) {
+            return null;
+        }
+        return data.get(position).mUserHandle;
+    }
+
+    @Override
+    public View getDropDownView(int position, View convertView, ViewGroup parent) {
+        final View row = convertView != null ? convertView : createUser(parent);
+
+        UserDetails user = data.get(position);
+        ((ImageView) row.findViewById(android.R.id.icon)).setImageDrawable(user.icon);
+        ((TextView) row.findViewById(android.R.id.title)).setText(user.name);
+        return row;
+    }
+
+    private View createUser(ViewGroup parent) {
+        return mInflater.inflate(R.layout.user_preference, parent, false);
+    }
+
+    @Override
+    public void registerDataSetObserver(DataSetObserver observer) {
+        // We don't support observers
+    }
+
+    @Override
+    public void unregisterDataSetObserver(DataSetObserver observer) {
+        // We don't support observers
+    }
+
+    @Override
+    public int getCount() {
+        return data.size();
+    }
+
+    @Override
+    public UserDetails getItem(int position) {
+        return data.get(position);
+    }
+
+    @Override
+    public long getItemId(int position) {
+        return data.get(position).mUserHandle.getIdentifier();
+    }
+
+    @Override
+    public boolean hasStableIds() {
+        return false;
+    }
+
+    @Override
+    public View getView(int position, View convertView, ViewGroup parent) {
+        return getDropDownView(position, convertView, parent);
+    }
+
+    @Override
+    public int getItemViewType(int position) {
+        return 0;
+    }
+
+    @Override
+    public int getViewTypeCount() {
+        return 1;
+    }
+
+    @Override
+    public boolean isEmpty() {
+        return data.isEmpty();
+    }
+}

src/com/android/settings/Utils.java

@@ -68,7 +68,7 @@ import android.widget.TabWidget;
 
 import com.android.settings.dashboard.DashboardCategory;
 import com.android.settings.dashboard.DashboardTile;
-import com.android.settings.users.CircleFramedDrawable;
+import com.android.settings.drawable.CircleFramedDrawable;
 
 import java.io.IOException;
 import java.io.InputStream;

src/com/android/settings/drawable/CircleFramedDrawable.java

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package com.android.settings.users;
+package com.android.settings.drawable;
 
 import android.content.Context;
 import android.content.res.Resources;

src/com/android/settings/print/PrintSettingsFragment.java

@@ -16,6 +16,7 @@
 
 package com.android.settings.print;
 
+import android.app.Activity;
 import android.app.ActivityManager;
 import android.app.LoaderManager.LoaderCallbacks;
 import android.content.AsyncTaskLoader;
@@ -31,6 +32,9 @@ import android.net.Uri;
 import android.os.Bundle;
 import android.os.Handler;
 import android.os.Message;
+import android.os.UserHandle;
+import android.os.UserManager;
+import android.os.Process;
 import android.preference.Preference;
 import android.preference.PreferenceCategory;
 import android.preference.PreferenceScreen;
@@ -50,9 +54,12 @@ import android.view.MenuInflater;
 import android.view.MenuItem;
 import android.view.View;
 import android.view.ViewGroup;
+import android.widget.AdapterView;
 import android.widget.TextView;
 
 import com.android.internal.content.PackageMonitor;
+import com.android.settings.UserSpinnerAdapter;
+import com.android.settings.UserSpinnerAdapter.UserDetails;
 import com.android.settings.DialogCreatable;
 import com.android.settings.R;
 import com.android.settings.SettingsPreferenceFragment;
@@ -64,11 +71,14 @@ import java.text.DateFormat;
 import java.util.ArrayList;
 import java.util.List;
 
+import android.widget.AdapterView.OnItemSelectedListener;
+import android.widget.Spinner;
+
 /**
  * Fragment with the top level print settings.
  */
 public class PrintSettingsFragment extends SettingsPreferenceFragment
-        implements DialogCreatable, Indexable {
+        implements DialogCreatable, Indexable, OnItemSelectedListener {
 
     private static final int LOADER_ID_PRINT_JOBS_LOADER = 1;
 
@@ -113,6 +123,14 @@ public class PrintSettingsFragment extends SettingsPreferenceFragment
     private PreferenceCategory mPrintServicesCategory;
 
     private PrintJobsController mPrintJobsController;
+    private Context mContext;
+    private UserSpinnerAdapter mProfileSpinnerAdapter;
+
+    @Override
+    public void onAttach(Activity activity) {
+        super.onAttach(activity);
+        mContext = activity;
+    }
 
     @Override
     public void onCreate(Bundle icicle) {
@@ -169,6 +187,27 @@ public class PrintSettingsFragment extends SettingsPreferenceFragment
         textView.setText(R.string.print_no_services_installed);
         contentRoot.addView(emptyView);
         getListView().setEmptyView(emptyView);
+
+        final UserManager um = (UserManager) getSystemService(Context.USER_SERVICE);
+        List<UserHandle> userProfiles = um.getUserProfiles();
+        if (userProfiles.size() >= 2) {
+            Spinner spinner = (Spinner) getActivity().getLayoutInflater().inflate(
+                    R.layout.spinner_view, null);
+
+            UserHandle myUserHandle = Process.myUserHandle();
+            userProfiles.remove(myUserHandle);
+            userProfiles.add(0, myUserHandle);
+            ArrayList<UserDetails> userDetails = new ArrayList<UserDetails>(userProfiles.size());
+            final int count = userProfiles.size();
+            for (int i = 0; i < count; i++) {
+                userDetails.add(new UserDetails(userProfiles.get(i), um, mContext));
+            }
+
+            mProfileSpinnerAdapter = new UserSpinnerAdapter(mContext, userDetails);
+            spinner.setAdapter(mProfileSpinnerAdapter);
+            spinner.setOnItemSelectedListener(this);
+            setPinnedHeaderView(spinner);
+        }
     }
 
     private void updateServicesPreferences() {
@@ -271,6 +310,22 @@ public class PrintSettingsFragment extends SettingsPreferenceFragment
         }
     }
 
+    @Override
+    public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
+        UserHandle selectedUser = mProfileSpinnerAdapter.getUserHandle(position);
+        if (selectedUser.getIdentifier() != UserHandle.myUserId()) {
+            Intent intent = new Intent(Settings.ACTION_PRINT_SETTINGS);
+            intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+            mContext.startActivityAsUser(intent, selectedUser);
+            getActivity().finish();
+        }
+    }
+
+    @Override
+    public void onNothingSelected(AdapterView<?> parent) {
+        // Nothing to do
+    }
+
     private class SettingsPackageMonitor extends PackageMonitor {
         @Override
         public void onPackageAdded(String packageName, int uid) {

src/com/android/settings/users/AppRestrictionsFragment.java

@@ -17,7 +17,6 @@
 package com.android.settings.users;
 
 import android.app.Activity;
-import android.app.AppGlobals;
 import android.appwidget.AppWidgetManager;
 import android.content.BroadcastReceiver;
 import android.content.Context;
@@ -57,13 +56,13 @@ import android.view.View.OnClickListener;
 import android.view.inputmethod.InputMethodInfo;
 import android.view.inputmethod.InputMethodManager;
 import android.view.ViewGroup;
-import android.widget.CheckBox;
 import android.widget.CompoundButton;
 import android.widget.CompoundButton.OnCheckedChangeListener;
 import android.widget.Switch;
 
 import com.android.settings.R;
 import com.android.settings.SettingsPreferenceFragment;
+import com.android.settings.drawable.CircleFramedDrawable;
 
 import java.util.ArrayList;
 import java.util.Collections;

src/com/android/settings/users/EditUserInfoController.java

@@ -37,6 +37,7 @@ import android.widget.EditText;
 import android.widget.ImageView;
 
 import com.android.settings.R;
+import com.android.settings.drawable.CircleFramedDrawable;
 
 /**
  * This class encapsulates a Dialog for editing the user nickname and photo.

src/com/android/settings/users/EditUserPhotoController.java

@@ -44,6 +44,7 @@ import android.widget.ListAdapter;
 import android.widget.ListPopupWindow;
 
 import com.android.settings.R;
+import com.android.settings.drawable.CircleFramedDrawable;
 
 import java.io.File;
 import java.io.FileNotFoundException;

src/com/android/settings/users/UserSettings.java

@@ -37,7 +37,6 @@ import android.content.SharedPreferences;
 import android.content.pm.UserInfo;
 import android.content.res.Resources;
 import android.graphics.Bitmap;
-import android.graphics.BitmapFactory;
 import android.graphics.Canvas;
 import android.graphics.drawable.Drawable;
 import android.os.AsyncTask;
@@ -69,6 +68,7 @@ import com.android.settings.SelectableEditTextPreference;
 import com.android.settings.SettingsActivity;
 import com.android.settings.SettingsPreferenceFragment;
 import com.android.settings.Utils;
+import com.android.settings.drawable.CircleFramedDrawable;
 
 /**
  * Screen that manages the list of users on the device.