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// 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/ui/webui/options/home_page_overlay_handler.h"
#include "base/bind.h"
#include "base/bind_helpers.h"
#include "base/values.h"
#include "chrome/browser/autocomplete/autocomplete_classifier.h"
#include "chrome/browser/autocomplete/autocomplete_controller.h"
#include "chrome/browser/autocomplete/chrome_autocomplete_scheme_classifier.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/search_engines/template_url_service_factory.h"
#include "chrome/grit/generated_resources.h"
#include "components/metrics/proto/omnibox_event.pb.h"
#include "components/omnibox/autocomplete_input.h"
#include "components/omnibox/autocomplete_result.h"
#include "content/public/browser/web_ui.h"
namespace options {
HomePageOverlayHandler::HomePageOverlayHandler() {
}
HomePageOverlayHandler::~HomePageOverlayHandler() {
}
void HomePageOverlayHandler::RegisterMessages() {
web_ui()->RegisterMessageCallback(
"requestAutocompleteSuggestionsForHomePage",
base::Bind(&HomePageOverlayHandler::RequestAutocompleteSuggestions,
base::Unretained(this)));
}
void HomePageOverlayHandler::InitializeHandler() {
Profile* profile = Profile::FromWebUI(web_ui());
autocomplete_controller_.reset(new AutocompleteController(profile,
TemplateURLServiceFactory::GetForProfile(profile), this,
AutocompleteClassifier::kDefaultOmniboxProviders));
}
void HomePageOverlayHandler::GetLocalizedValues(
base::DictionaryValue* localized_strings) {
RegisterTitle(localized_strings, "homePageOverlay",
IDS_OPTIONS_HOMEPAGE_TITLE);
}
void HomePageOverlayHandler::RequestAutocompleteSuggestions(
const base::ListValue* args) {
base::string16 input;
CHECK_EQ(args->GetSize(), 1U);
CHECK(args->GetString(0, &input));
autocomplete_controller_->Start(AutocompleteInput(
input, base::string16::npos, std::string(), GURL(),
metrics::OmniboxEventProto::INVALID_SPEC, true, false, false, true,
ChromeAutocompleteSchemeClassifier(Profile::FromWebUI(web_ui()))));
}
void HomePageOverlayHandler::OnResultChanged(bool default_match_changed) {
const AutocompleteResult& result = autocomplete_controller_->result();
base::ListValue suggestions;
OptionsUI::ProcessAutocompleteSuggestions(result, &suggestions);
web_ui()->CallJavascriptFunction(
"HomePageOverlay.updateAutocompleteSuggestions", suggestions);
}
} // namespace options
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