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// Copyright (c) 2011 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/extensions/theme_installed_infobar_delegate.h"
#include <string>
#include "base/utf_string_conversions.h"
#include "chrome/browser/extensions/extension_service.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/themes/theme_service.h"
#include "chrome/browser/themes/theme_service_factory.h"
#include "chrome/common/extensions/extension.h"
#include "content/browser/tab_contents/tab_contents.h"
#include "content/common/notification_service.h"
#include "grit/generated_resources.h"
#include "grit/theme_resources.h"
#include "ui/base/l10n/l10n_util.h"
#include "ui/base/resource/resource_bundle.h"
ThemeInstalledInfoBarDelegate::ThemeInstalledInfoBarDelegate(
TabContents* tab_contents,
const Extension* new_theme,
const std::string& previous_theme_id)
: ConfirmInfoBarDelegate(tab_contents),
profile_(tab_contents->profile()),
theme_service_(ThemeServiceFactory::GetForProfile(profile_)),
name_(new_theme->name()),
theme_id_(new_theme->id()),
previous_theme_id_(previous_theme_id),
tab_contents_(tab_contents) {
theme_service_->OnInfobarDisplayed();
registrar_.Add(this, NotificationType::BROWSER_THEME_CHANGED,
NotificationService::AllSources());
}
bool ThemeInstalledInfoBarDelegate::MatchesTheme(const Extension* theme) const {
return theme && (theme->id() == theme_id_);
}
ThemeInstalledInfoBarDelegate::~ThemeInstalledInfoBarDelegate() {
// We don't want any notifications while we're running our destructor.
registrar_.RemoveAll();
theme_service_->OnInfobarDestroyed();
}
bool ThemeInstalledInfoBarDelegate::Cancel() {
if (!previous_theme_id_.empty()) {
ExtensionService* service = profile_->GetExtensionService();
if (service) {
const Extension* previous_theme =
service->GetExtensionById(previous_theme_id_, true);
if (previous_theme) {
theme_service_->SetTheme(previous_theme);
return true;
}
}
}
theme_service_->UseDefaultTheme();
return true;
}
void ThemeInstalledInfoBarDelegate::InfoBarClosed() {
delete this;
}
gfx::Image* ThemeInstalledInfoBarDelegate::GetIcon() const {
// TODO(aa): Reply with the theme's icon, but this requires reading it
// asynchronously from disk.
return &ResourceBundle::GetSharedInstance().GetNativeImageNamed(
IDR_INFOBAR_THEME);
}
ThemeInstalledInfoBarDelegate*
ThemeInstalledInfoBarDelegate::AsThemePreviewInfobarDelegate() {
return this;
}
string16 ThemeInstalledInfoBarDelegate::GetMessageText() const {
return l10n_util::GetStringFUTF16(IDS_THEME_INSTALL_INFOBAR_LABEL,
UTF8ToUTF16(name_));
}
int ThemeInstalledInfoBarDelegate::GetButtons() const {
return BUTTON_CANCEL;
}
string16 ThemeInstalledInfoBarDelegate::GetButtonLabel(
InfoBarButton button) const {
DCHECK_EQ(BUTTON_CANCEL, button);
return l10n_util::GetStringUTF16(IDS_THEME_INSTALL_INFOBAR_UNDO_BUTTON);
}
void ThemeInstalledInfoBarDelegate::Observe(
NotificationType type,
const NotificationSource& source,
const NotificationDetails& details) {
DCHECK_EQ(NotificationType::BROWSER_THEME_CHANGED, type.value);
// If the new theme is different from what this info bar is associated
// with, close this info bar since it is no longer relevant.
if (theme_id_ != theme_service_->GetThemeID()) {
if (tab_contents_ && !tab_contents_->is_being_destroyed()) {
tab_contents_->RemoveInfoBar(this);
// The infobar is gone so there is no reason for this delegate to keep
// a pointer to the TabContents (the TabContents has deleted its
// reference to this delegate and a new delegate will be created if
// a new infobar is created).
tab_contents_ = NULL;
// Although it's not being used anymore, this delegate is never deleted.
// It can not be deleted now because it is still needed if we
// "undo" the theme change that triggered this notification
// (when InfoBar::OnBackgroundExpose() is called). This will likely
// be fixed when infobar delegate deletion is cleaned up for
// http://crbug.com/62154.
}
}
}
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