chrome/browser/extensions/launch_util.cc

   1 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "chrome/browser/extensions/launch_util.h"
   6
   7 #include "base/values.h"
   8 #include "chrome/browser/extensions/extension_sync_service.h"
   9 #include "chrome/browser/extensions/extension_util.h"
  10 #include "chrome/browser/profiles/profile.h"
  11 #include "chrome/browser/ui/host_desktop.h"
  12 #include "chrome/common/extensions/extension_constants.h"
  13 #include "chrome/common/extensions/manifest_handlers/app_launch_info.h"
  14 #include "components/pref_registry/pref_registry_syncable.h"
  15 #include "extensions/browser/extension_prefs.h"
  16 #include "extensions/browser/extension_registry.h"
  17 #include "extensions/browser/pref_names.h"
  18 #include "extensions/common/extension.h"
  19
  20 #if defined(USE_ASH)
  21 #include "ash/shell.h"
  22 #endif
  23
  24 namespace extensions {
  25 namespace {
  26
  27 // A preference set by the the NTP to persist the desired launch container type
  28 // used for apps.
  29 const char kPrefLaunchType[] = "launchType";
  30
  31 }  // namespace
  32
  33 namespace launch_util {
  34
  35 // static
  36 void RegisterProfilePrefs(user_prefs::PrefRegistrySyncable* registry) {
  37   registry->RegisterIntegerPref(
  38       pref_names::kBookmarkAppCreationLaunchType,
  39       LAUNCH_TYPE_REGULAR,
  40       user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
  41 }
  42
  43 }  // namespace launch_util
  44
  45 LaunchType GetLaunchType(const ExtensionPrefs* prefs,
  46                          const Extension* extension) {
  47   LaunchType result = LAUNCH_TYPE_DEFAULT;
  48
  49   int value = GetLaunchTypePrefValue(prefs, extension->id());
  50   if (value >= LAUNCH_TYPE_FIRST && value < NUM_LAUNCH_TYPES)
  51     result = static_cast<LaunchType>(value);
  52
  53 #if defined(OS_MACOSX)
  54   // On Mac, opening in a window is only supported if bookmark apps are enabled.
  55   if (!extensions::util::IsNewBookmarkAppsEnabled() &&
  56       !extension->is_platform_app() && result == LAUNCH_TYPE_WINDOW)
  57     result = LAUNCH_TYPE_REGULAR;
  58 #endif
  59
  60   return result;
  61 }
  62
  63 LaunchType GetLaunchTypePrefValue(const ExtensionPrefs* prefs,
  64                                   const std::string& extension_id) {
  65   int value = LAUNCH_TYPE_INVALID;
  66   return prefs->ReadPrefAsInteger(extension_id, kPrefLaunchType, &value)
  67       ? static_cast<LaunchType>(value) : LAUNCH_TYPE_INVALID;
  68 }
  69
  70 void SetLaunchType(content::BrowserContext* context,
  71                    const std::string& extension_id,
  72                    LaunchType launch_type) {
  73   DCHECK(launch_type >= LAUNCH_TYPE_FIRST && launch_type < NUM_LAUNCH_TYPES);
  74
  75   ExtensionPrefs::Get(context)->UpdateExtensionPref(
  76       extension_id, kPrefLaunchType,
  77       new base::FundamentalValue(static_cast<int>(launch_type)));
  78
  79   // Sync the launch type.
  80   const Extension* extension =
  81       ExtensionRegistry::Get(context)
  82           ->GetExtensionById(extension_id, ExtensionRegistry::EVERYTHING);
  83   if (extension)
  84     ExtensionSyncService::Get(context)->SyncExtensionChangeIfNeeded(*extension);
  85 }
  86
  87 LaunchContainer GetLaunchContainer(const ExtensionPrefs* prefs,
  88                                    const Extension* extension) {
  89   LaunchContainer manifest_launch_container =
  90       AppLaunchInfo::GetLaunchContainer(extension);
  91
  92   const LaunchContainer kInvalidLaunchContainer =
  93       static_cast<LaunchContainer>(-1);
  94
  95   LaunchContainer result = kInvalidLaunchContainer;
  96
  97   if (manifest_launch_container == LAUNCH_CONTAINER_PANEL) {
  98     // Apps with app.launch.container = 'panel' should always respect the
  99     // manifest setting.
 100     result = manifest_launch_container;
 101   } else if (manifest_launch_container == LAUNCH_CONTAINER_TAB) {
 102     // Look for prefs that indicate the user's choice of launch container. The
 103     // app's menu on the NTP provides a UI to set this preference.
 104     LaunchType prefs_launch_type = GetLaunchType(prefs, extension);
 105
 106     if (prefs_launch_type == LAUNCH_TYPE_WINDOW) {
 107       // If the pref is set to launch a window (or no pref is set, and
 108       // window opening is the default), make the container a window.
 109       result = LAUNCH_CONTAINER_WINDOW;
 110 #if defined(USE_ASH)
 111     } else if (prefs_launch_type == LAUNCH_TYPE_FULLSCREEN &&
 112                chrome::GetActiveDesktop() == chrome::HOST_DESKTOP_TYPE_ASH) {
 113       // LAUNCH_TYPE_FULLSCREEN launches in a maximized app window in ash.
 114       // For desktop chrome AURA on all platforms we should open the
 115       // application in full screen mode in the current tab, on the same
 116       // lines as non AURA chrome.
 117       result = LAUNCH_CONTAINER_WINDOW;
 118 #endif
 119     } else {
 120       // All other launch types (tab, pinned, fullscreen) are
 121       // implemented as tabs in a window.
 122       result = LAUNCH_CONTAINER_TAB;
 123     }
 124   } else {
 125     // If a new value for app.launch.container is added, logic for it should be
 126     // added here. LAUNCH_CONTAINER_WINDOW is not present because there is no
 127     // way to set it in a manifest.
 128     NOTREACHED() << manifest_launch_container;
 129   }
 130
 131   // All paths should set |result|.
 132   if (result == kInvalidLaunchContainer) {
 133     DLOG(FATAL) << "Failed to set a launch container.";
 134     result = LAUNCH_CONTAINER_TAB;
 135   }
 136
 137   return result;
 138 }
 139
 140 bool HasPreferredLaunchContainer(const ExtensionPrefs* prefs,
 141                                  const Extension* extension) {
 142   int value = -1;
 143   LaunchContainer manifest_launch_container =
 144       AppLaunchInfo::GetLaunchContainer(extension);
 145   return manifest_launch_container == LAUNCH_CONTAINER_TAB &&
 146       prefs->ReadPrefAsInteger(extension->id(), kPrefLaunchType, &value);
 147 }
 148
 149 }  // namespace extensions