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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/chromeos/notifications/system_notification.h"
#include "base/callback.h"
#include "chrome/browser/browser_process.h"
#include "chrome/browser/chromeos/notifications/system_notification_factory.h"
#include "chrome/browser/notifications/notification.h"
#include "chrome/browser/notifications/notification_ui_manager.h"
#include "chrome/browser/ui/views/ash/balloon_collection_impl_ash.h"
#include "chrome/browser/ui/webui/web_ui_util.h"
#include "chromeos/dbus/dbus_thread_manager.h"
namespace chromeos {
void SystemNotification::Init(int icon_resource_id) {
DBusThreadManager::Get()->GetPowerManagerClient()->AddObserver(this);
collection_ = static_cast<BalloonCollectionImplAsh*>(
g_browser_process->notification_ui_manager()->balloon_collection());
std::string url = web_ui_util::GetImageDataUrlFromResource(icon_resource_id);
DCHECK(!url.empty());
GURL tmp_gurl(url);
icon_.Swap(&tmp_gurl);
}
SystemNotification::SystemNotification(Profile* profile,
NotificationDelegate* delegate,
int icon_resource_id,
const string16& title)
: profile_(profile),
collection_(NULL),
delegate_(delegate),
title_(title),
visible_(false),
sticky_(false),
urgent_(false),
show_on_unlock_(false) {
Init(icon_resource_id);
}
SystemNotification::SystemNotification(Profile* profile,
const std::string& id,
int icon_resource_id,
const string16& title)
: profile_(profile),
collection_(NULL),
delegate_(new Delegate(id)),
title_(title),
visible_(false),
sticky_(false),
urgent_(false),
show_on_unlock_(false) {
Init(icon_resource_id);
}
SystemNotification::~SystemNotification() {
DBusThreadManager::Get()->GetPowerManagerClient()->RemoveObserver(this);
}
void SystemNotification::UnlockScreen() {
if (show_on_unlock_) {
DCHECK(!visible_);
Notification notify = SystemNotificationFactory::Create(
icon_, title_, message_, link_, delegate_.get());
ShowNotification(notify);
}
}
void SystemNotification::Show(const string16& message,
bool urgent,
bool sticky) {
Show(message, string16(), BalloonViewHost::MessageCallback(), urgent, sticky);
}
void SystemNotification::Show(const string16& message,
const string16& link,
const BalloonViewHost::MessageCallback& callback,
bool urgent,
bool sticky) {
message_ = message;
link_ = link;
callback_ = callback;
sticky_ = sticky;
if (DBusThreadManager::Get()->GetPowerManagerClient()->GetIsScreenLocked()) {
if (visible_ && urgent && !urgent_) {
// Hide the notification so that we show/update it on unlock.
Hide();
urgent_ = true;
}
if (!visible_)
show_on_unlock_ = true;
return;
}
Notification notify = SystemNotificationFactory::Create(
icon_, title_, message_, link_, delegate_.get());
if (visible_) {
// Force showing a user hidden notification on an urgent transition.
if (urgent && !urgent_) {
if (!collection_->UpdateAndShowNotification(notify))
visible_ = false; // re-show
} else {
collection_->UpdateNotification(notify);
}
}
if (!visible_)
ShowNotification(notify);
urgent_ = urgent;
}
void SystemNotification::ShowNotification(const Notification& notify) {
collection_->AddSystemNotification(notify, profile_, sticky_);
collection_->AddWebUIMessageCallback(notify, "link", callback_);
visible_ = true;
}
void SystemNotification::Hide() {
if (visible_) {
collection_->RemoveById(delegate_->id());
visible_ = false;
urgent_ = false;
}
}
////////////////////////////////////////////////////////////////////////////////
// SystemNotification::Delegate
SystemNotification::Delegate::Delegate(const std::string& id)
: id_(id) {
}
std::string SystemNotification::Delegate::id() const {
return id_;
}
content::RenderViewHost*
SystemNotification::Delegate::GetRenderViewHost() const {
return NULL;
}
} // namespace chromeos
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