src/chrome/browser/extensions/api/tabs/windows_util.cc

   1 // Copyright 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/api/tabs/windows_util.h"
   6
   7 #include "base/strings/string_number_conversions.h"
   8 #include "chrome/browser/extensions/api/tabs/tabs_constants.h"
   9 #include "chrome/browser/extensions/chrome_extension_function.h"
  10 #include "chrome/browser/extensions/chrome_extension_function_details.h"
  11 #include "chrome/browser/extensions/window_controller.h"
  12 #include "chrome/browser/extensions/window_controller_list.h"
  13 #include "extensions/browser/extension_function_dispatcher.h"
  14 #include "extensions/common/constants.h"
  15 #include "extensions/common/error_utils.h"
  16
  17 namespace windows_util {
  18
  19 bool GetWindowFromWindowID(ChromeUIThreadExtensionFunction* function,
  20                            int window_id,
  21                            extensions::WindowController** controller) {
  22   ChromeExtensionFunctionDetails function_details(function);
  23   if (window_id == extension_misc::kCurrentWindowId) {
  24     extensions::WindowController* extension_window_controller =
  25         function->dispatcher()->delegate()->GetExtensionWindowController();
  26     // If there is a window controller associated with this extension, use that.
  27     if (extension_window_controller) {
  28       *controller = extension_window_controller;
  29     } else {
  30       // Otherwise get the focused or most recently added window.
  31       *controller = extensions::WindowControllerList::GetInstance()
  32                         ->CurrentWindowForFunction(function_details);
  33     }
  34     if (!(*controller)) {
  35       function->SetError(extensions::tabs_constants::kNoCurrentWindowError);
  36       return false;
  37     }
  38   } else {
  39     *controller = extensions::WindowControllerList::GetInstance()
  40                       ->FindWindowForFunctionById(function_details, window_id);
  41     if (!(*controller)) {
  42       function->SetError(extensions::ErrorUtils::FormatErrorMessage(
  43           extensions::tabs_constants::kWindowNotFoundError,
  44           base::IntToString(window_id)));
  45       return false;
  46     }
  47   }
  48   return true;
  49 }
  50
  51 }  // namespace windows_util