Input method functions for chrome.languageSettingsPrivate and chrome.inputMethodPrivate

chrome/browser/chromeos/extensions/input_method_api.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/chromeos/extensions/input_method_api.h"
 
 #include <stddef.h>
 #include <set>
 #include <string>
 #include <utility>
 
 #include "ash/shell.h"
 #include "base/command_line.h"
 #include "base/lazy_instance.h"
 #include "base/values.h"
 #include "build/build_config.h"
 #include "chrome/browser/chromeos/extensions/dictionary_event_router.h"
 #include "chrome/browser/chromeos/extensions/ime_menu_event_router.h"
 #include "chrome/browser/chromeos/extensions/input_method_event_router.h"
 #include "chrome/browser/chromeos/input_method/input_method_util.h"
 #include "chrome/browser/extensions/api/input_ime/input_ime_api.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/spellchecker/spellcheck_factory.h"
 #include "chrome/browser/spellchecker/spellcheck_service.h"
 #include "chrome/browser/sync/profile_sync_service_factory.h"
+#include "chrome/browser/ui/browser.h"
+#include "chrome/browser/ui/browser_finder.h"
 #include "chrome/common/chrome_features.h"
 #include "chrome/common/extensions/api/input_method_private.h"
 #include "chrome/common/pref_names.h"
 #include "chromeos/chromeos_switches.h"
 #include "components/browser_sync/browser/profile_sync_service.h"
 #include "components/prefs/pref_service.h"
 #include "extensions/browser/extension_function_registry.h"
 #include "extensions/browser/extension_system.h"
 #include "ui/base/ime/chromeos/extension_ime_util.h"
 #include "ui/base/ime/chromeos/ime_keyboard.h"
 #include "ui/base/ime/chromeos/input_method_descriptor.h"
 #include "ui/base/ime/chromeos/input_method_manager.h"
 #include "ui/keyboard/keyboard_controller.h"
 #include "ui/keyboard/keyboard_util.h"
 
 namespace AddWordToDictionary =
     extensions::api::input_method_private::AddWordToDictionary;
 namespace SetCurrentInputMethod =
     extensions::api::input_method_private::SetCurrentInputMethod;
 namespace SetXkbLayout = extensions::api::input_method_private::SetXkbLayout;
+namespace OpenOptionsPage =
+    extensions::api::input_method_private::OpenOptionsPage;
 namespace OnChanged = extensions::api::input_method_private::OnChanged;
 namespace OnDictionaryChanged =
     extensions::api::input_method_private::OnDictionaryChanged;
 namespace OnDictionaryLoaded =
     extensions::api::input_method_private::OnDictionaryLoaded;
 namespace OnImeMenuActivationChanged =
     extensions::api::input_method_private::OnImeMenuActivationChanged;
 namespace OnImeMenuListChanged =
     extensions::api::input_method_private::OnImeMenuListChanged;
 namespace OnImeMenuItemsChanged =
@@ skipping 200 matching lines @@
   if (!keyboard_controller) {
     keyboard::SetAccessibilityKeyboardEnabled(false);
     return RespondNow(Error(kErrorFailToShowInputView));
   }
   keyboard_controller->ShowKeyboard(false);
   keyboard::SetAccessibilityKeyboardEnabled(false);
   return RespondNow(NoArguments());
 #endif
 }
 
+ExtensionFunction::ResponseAction
+InputMethodPrivateOpenOptionsPageFunction::Run() {
+#if !defined(OS_CHROMEOS)
+  EXTENSION_FUNCTION_VALIDATE(false);
+#else
+  std::unique_ptr<OpenOptionsPage::Params> params(
+      OpenOptionsPage::Params::Create(*args_));
+  EXTENSION_FUNCTION_VALIDATE(params.get());
+  scoped_refptr<chromeos::input_method::InputMethodManager::State> ime_state =
+      chromeos::input_method::InputMethodManager::Get()->GetActiveIMEState();
+  const chromeos::input_method::InputMethodDescriptor* ime =
+      ime_state->GetInputMethodFromId(params->input_method_id);
+  if (!ime)
+    return RespondNow(NoArguments());

[Shu Chen, 2016/04/20 06:38:33]

This should be an error:
  return RespondNow(Error(...));

[michaelpg, 2016/04/20 08:09:08]

Done.

+
+  content::WebContents* web_contents = GetSenderWebContents();
+  if (web_contents) {
+    const GURL& options_page_url = ime->options_page_url();
+    if (!options_page_url.is_empty()) {
+      Browser* browser = chrome::FindBrowserWithWebContents(web_contents);
+      content::OpenURLParams url_params(options_page_url, content::Referrer(),
+                                        SINGLETON_TAB, ui::PAGE_TRANSITION_LINK,
+                                        false);
+      browser->OpenURL(url_params);
+    }
+  }
+  return RespondNow(NoArguments());
+#endif
+}
+
 InputMethodAPI::InputMethodAPI(content::BrowserContext* context)
     : context_(context) {
   EventRouter::Get(context_)->RegisterObserver(this, OnChanged::kEventName);
   EventRouter::Get(context_)
       ->RegisterObserver(this, OnDictionaryChanged::kEventName);
   EventRouter::Get(context_)
       ->RegisterObserver(this, OnDictionaryLoaded::kEventName);
   EventRouter::Get(context_)
       ->RegisterObserver(this, OnImeMenuActivationChanged::kEventName);
   EventRouter::Get(context_)
       ->RegisterObserver(this, OnImeMenuListChanged::kEventName);
   EventRouter::Get(context_)
       ->RegisterObserver(this, OnImeMenuItemsChanged::kEventName);
   ExtensionFunctionRegistry* registry =
       ExtensionFunctionRegistry::GetInstance();
   registry->RegisterFunction<InputMethodPrivateGetInputMethodConfigFunction>();
   registry->RegisterFunction<InputMethodPrivateGetCurrentInputMethodFunction>();
   registry->RegisterFunction<InputMethodPrivateSetCurrentInputMethodFunction>();
   registry->RegisterFunction<InputMethodPrivateGetInputMethodsFunction>();
   registry
       ->RegisterFunction<InputMethodPrivateFetchAllDictionaryWordsFunction>();
   registry->RegisterFunction<InputMethodPrivateAddWordToDictionaryFunction>();
   registry->RegisterFunction<InputMethodPrivateGetEncryptSyncEnabledFunction>();
   registry->RegisterFunction<
       InputMethodPrivateNotifyImeMenuItemActivatedFunction>();
+  registry->RegisterFunction<InputMethodPrivateOpenOptionsPageFunction>();
 }
 
 InputMethodAPI::~InputMethodAPI() {
 }
 
 // static
 std::string InputMethodAPI::GetInputMethodForXkb(const std::string& xkb_id) {
   std::string xkb_prefix =
       chromeos::extension_ime_util::GetInputMethodIDByEngineID(kXkbPrefix);
   size_t prefix_length = xkb_prefix.length();
@@ skipping 32 matching lines @@
 static base::LazyInstance<BrowserContextKeyedAPIFactory<InputMethodAPI> >
     g_factory = LAZY_INSTANCE_INITIALIZER;
 
 // static
 BrowserContextKeyedAPIFactory<InputMethodAPI>*
 InputMethodAPI::GetFactoryInstance() {
   return g_factory.Pointer();
 }
 
 }  // namespace extensions