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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 "ash/system/chromeos/settings/tray_settings.h"
#include "ash/shell.h"
#include "ash/system/chromeos/power/power_status.h"
#include "ash/system/chromeos/power/power_status_view.h"
#include "ash/system/tray/actionable_view.h"
#include "ash/system/tray/fixed_sized_image_view.h"
#include "ash/system/tray/system_tray_delegate.h"
#include "ash/system/tray/tray_constants.h"
#include "base/logging.h"
#include "base/strings/utf_string_conversions.h"
#include "grit/ash_resources.h"
#include "grit/ash_strings.h"
#include "third_party/skia/include/core/SkColor.h"
#include "ui/base/accessibility/accessible_view_state.h"
#include "ui/base/resource/resource_bundle.h"
#include "ui/gfx/image/image.h"
#include "ui/views/controls/image_view.h"
#include "ui/views/controls/label.h"
#include "ui/views/layout/box_layout.h"
#include "ui/views/layout/fill_layout.h"
#include "ui/views/view.h"
namespace ash {
namespace internal {
namespace tray {
class SettingsDefaultView : public ActionableView,
public PowerStatus::Observer {
public:
explicit SettingsDefaultView(user::LoginStatus status)
: login_status_(status),
label_(NULL),
power_status_view_(NULL) {
PowerStatus::Get()->AddObserver(this);
SetLayoutManager(new views::BoxLayout(views::BoxLayout::kHorizontal,
ash::kTrayPopupPaddingHorizontal, 0,
ash::kTrayPopupPaddingBetweenItems));
bool power_view_right_align = false;
if (login_status_ != user::LOGGED_IN_NONE &&
login_status_ != user::LOGGED_IN_LOCKED) {
ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance();
views::ImageView* icon =
new ash::internal::FixedSizedImageView(0, ash::kTrayPopupItemHeight);
icon->SetImage(
rb.GetImageNamed(IDR_AURA_UBER_TRAY_SETTINGS).ToImageSkia());
AddChildView(icon);
base::string16 text = rb.GetLocalizedString(IDS_ASH_STATUS_TRAY_SETTINGS);
label_ = new views::Label(text);
AddChildView(label_);
SetAccessibleName(text);
power_view_right_align = true;
}
if (PowerStatus::Get()->IsBatteryPresent()) {
power_status_view_ = new ash::internal::PowerStatusView(
ash::internal::PowerStatusView::VIEW_DEFAULT, power_view_right_align);
AddChildView(power_status_view_);
OnPowerStatusChanged();
}
}
virtual ~SettingsDefaultView() {
PowerStatus::Get()->RemoveObserver(this);
}
// Overridden from ash::internal::ActionableView.
virtual bool PerformAction(const ui::Event& event) OVERRIDE {
if (login_status_ == user::LOGGED_IN_NONE ||
login_status_ == user::LOGGED_IN_LOCKED)
return false;
ash::Shell::GetInstance()->system_tray_delegate()->ShowSettings();
return true;
}
// Overridden from views::View.
virtual void Layout() OVERRIDE {
views::View::Layout();
if (label_ && power_status_view_) {
// Let the box-layout do the layout first. Then move power_status_view_
// to right align if it is created.
gfx::Size size = power_status_view_->GetPreferredSize();
gfx::Rect bounds(size);
bounds.set_x(width() - size.width() - ash::kTrayPopupPaddingBetweenItems);
bounds.set_y((height() - size.height()) / 2);
power_status_view_->SetBoundsRect(bounds);
}
}
// Overridden from views::View.
virtual void ChildPreferredSizeChanged(views::View* child) OVERRIDE {
views::View::ChildPreferredSizeChanged(child);
Layout();
}
// Overridden from PowerStatus::Observer.
virtual void OnPowerStatusChanged() OVERRIDE {
if (!PowerStatus::Get()->IsBatteryPresent())
return;
base::string16 accessible_name = label_ ?
label_->text() + ASCIIToUTF16(", ") +
PowerStatus::Get()->GetAccessibleNameString() :
PowerStatus::Get()->GetAccessibleNameString();
SetAccessibleName(accessible_name);
}
private:
user::LoginStatus login_status_;
views::Label* label_;
ash::internal::PowerStatusView* power_status_view_;
DISALLOW_COPY_AND_ASSIGN(SettingsDefaultView);
};
} // namespace tray
TraySettings::TraySettings(SystemTray* system_tray)
: SystemTrayItem(system_tray),
default_view_(NULL) {
}
TraySettings::~TraySettings() {
}
views::View* TraySettings::CreateTrayView(user::LoginStatus status) {
return NULL;
}
views::View* TraySettings::CreateDefaultView(user::LoginStatus status) {
if ((status == user::LOGGED_IN_NONE || status == user::LOGGED_IN_LOCKED) &&
!PowerStatus::Get()->IsBatteryPresent())
return NULL;
if (!ash::Shell::GetInstance()->system_tray_delegate()->ShouldShowSettings())
return NULL;
CHECK(default_view_ == NULL);
default_view_ = new tray::SettingsDefaultView(status);
return default_view_;
}
views::View* TraySettings::CreateDetailedView(user::LoginStatus status) {
NOTIMPLEMENTED();
return NULL;
}
void TraySettings::DestroyTrayView() {
}
void TraySettings::DestroyDefaultView() {
default_view_ = NULL;
}
void TraySettings::DestroyDetailedView() {
}
void TraySettings::UpdateAfterLoginStatusChange(user::LoginStatus status) {
}
} // namespace internal
} // namespace ash
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