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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/brightness/tray_brightness.h"
#include "ash/accelerators/accelerator_controller.h"
#include "ash/shell.h"
#include "ash/system/brightness/brightness_control_delegate.h"
#include "ash/system/tray/system_tray_delegate.h"
#include "ash/system/tray/tray_constants.h"
#include "ash/system/tray/tray_views.h"
#include "base/utf_string_conversions.h"
#include "grit/ui_resources.h"
#include "ui/base/resource/resource_bundle.h"
#include "ui/gfx/image/image.h"
#include "ui/views/controls/button/image_button.h"
#include "ui/views/controls/image_view.h"
#include "ui/views/controls/label.h"
#include "ui/views/controls/slider.h"
#include "ui/views/layout/box_layout.h"
#include "ui/views/controls/image_view.h"
#include "ui/views/view.h"
namespace ash {
namespace internal {
namespace tray {
class BrightnessView : public views::View,
public views::SliderListener {
public:
BrightnessView() {
SetLayoutManager(new views::BoxLayout(views::BoxLayout::kHorizontal,
kTrayPopupPaddingHorizontal, 0, kTrayPopupPaddingBetweenItems));
views::ImageView* icon = new FixedSizedImageView(0, kTrayPopupItemHeight);
gfx::Image image = ui::ResourceBundle::GetSharedInstance().GetImageNamed(
IDR_AURA_UBER_TRAY_BRIGHTNESS);
icon->SetImage(image.ToSkBitmap());
AddChildView(icon);
slider_ = new views::Slider(this, views::Slider::HORIZONTAL);
// TODO(sad|davemoore): There is currently no way to get the brightness
// level of the system. So start with a random value.
// http://crosbug.com/26935
slider_->SetValue(0.8f);
AddChildView(slider_);
}
virtual ~BrightnessView() {}
void SetBrightnessLevel(float percent) {
slider_->SetValue(percent);
}
private:
// Overridden from views::View.
virtual void OnBoundsChanged(const gfx::Rect& old_bounds) OVERRIDE {
int w = width() - slider_->x();
slider_->SetSize(gfx::Size(w, slider_->height()));
}
// Overridden from views:SliderListener.
virtual void SliderValueChanged(views::Slider* sender,
float value,
float old_value,
views::SliderChangeReason reason) OVERRIDE {
if (reason != views::VALUE_CHANGED_BY_USER)
return;
// TODO(sad|davemoore): This isn't correct, since we are unable to pass on
// the amount the brightness should be increased/decreased.
// http://crosbug.com/26935
#if !defined(OS_MACOSX)
AcceleratorController* ac = Shell::GetInstance()->accelerator_controller();
if (ac->brightness_control_delegate()) {
BrightnessControlDelegate* delegate = ac->brightness_control_delegate();
if (value < old_value)
delegate->HandleBrightnessDown(ui::Accelerator());
else
delegate->HandleBrightnessUp(ui::Accelerator());
}
#endif // OS_MACOSX
}
views::Slider* slider_;
DISALLOW_COPY_AND_ASSIGN(BrightnessView);
};
} // namespace tray
TrayBrightness::TrayBrightness() {}
TrayBrightness::~TrayBrightness() {}
views::View* TrayBrightness::CreateTrayView(user::LoginStatus status) {
return NULL;
}
views::View* TrayBrightness::CreateDefaultView(user::LoginStatus status) {
brightness_view_.reset(new tray::BrightnessView);
return brightness_view_.get();
}
views::View* TrayBrightness::CreateDetailedView(user::LoginStatus status) {
brightness_view_.reset(new tray::BrightnessView);
return brightness_view_.get();
}
void TrayBrightness::DestroyTrayView() {
}
void TrayBrightness::DestroyDefaultView() {
brightness_view_.reset();
}
void TrayBrightness::DestroyDetailedView() {
brightness_view_.reset();
}
void TrayBrightness::OnBrightnessChanged(float percent, bool user_initiated) {
if (brightness_view_.get()) {
brightness_view_->SetBrightnessLevel(percent);
return;
}
if (!user_initiated)
return;
PopupDetailedView(kTrayPopupAutoCloseDelayInSeconds, false);
}
} // namespace internal
} // namespace ash
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