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// Copyright 2013 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/tray/tray_bar_button_with_title.h"
#include "ash/system/tray/tray_constants.h"
#include "base/memory/scoped_ptr.h"
#include "ui/base/resource/resource_bundle.h"
#include "ui/gfx/image/image_skia.h"
#include "ui/resources/grit/ui_resources.h"
#include "ui/views/controls/label.h"
#include "ui/views/painter.h"
namespace ash {
namespace {
const int kBarImagesActive[] = {
IDR_SLIDER_ACTIVE_LEFT,
IDR_SLIDER_ACTIVE_CENTER,
IDR_SLIDER_ACTIVE_RIGHT,
};
const int kBarImagesDisabled[] = {
IDR_SLIDER_DISABLED_LEFT,
IDR_SLIDER_DISABLED_CENTER,
IDR_SLIDER_DISABLED_RIGHT,
};
} // namespace
class TrayBarButtonWithTitle::TrayBarButton : public views::View {
public:
TrayBarButton(const int bar_active_images[], const int bar_disabled_images[])
: views::View(),
bar_active_images_(bar_active_images),
bar_disabled_images_(bar_disabled_images),
painter_(new views::HorizontalPainter(bar_active_images_)){
}
virtual ~TrayBarButton() {}
// Overriden from views::View:
virtual void OnPaint(gfx::Canvas* canvas) override {
painter_->Paint(canvas, size());
}
void Update(bool control_on) {
painter_.reset(new views::HorizontalPainter(
control_on ? bar_active_images_ : bar_disabled_images_));
SchedulePaint();
}
private:
const int* bar_active_images_;
const int* bar_disabled_images_;
scoped_ptr<views::HorizontalPainter> painter_;
DISALLOW_COPY_AND_ASSIGN(TrayBarButton);
};
TrayBarButtonWithTitle::TrayBarButtonWithTitle(views::ButtonListener* listener,
int title_id,
int width)
: views::CustomButton(listener),
image_(new TrayBarButton(kBarImagesActive, kBarImagesDisabled)),
title_(NULL),
width_(width) {
AddChildView(image_);
if (title_id != -1) {
title_ = new views::Label;
ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance();
base::string16 text = rb.GetLocalizedString(title_id);
title_->SetText(text);
AddChildView(title_);
}
image_height_ = ui::ResourceBundle::GetSharedInstance().GetImageNamed(
kBarImagesActive[0]).ToImageSkia()->height();
}
TrayBarButtonWithTitle::~TrayBarButtonWithTitle() {}
void TrayBarButtonWithTitle::UpdateButton(bool control_on) {
image_->Update(control_on);
}
gfx::Size TrayBarButtonWithTitle::GetPreferredSize() const {
return gfx::Size(width_, kTrayPopupItemHeight);
}
void TrayBarButtonWithTitle::Layout() {
gfx::Rect rect(GetContentsBounds());
int bar_image_y = rect.height() / 2 - image_height_ / 2;
gfx::Rect bar_image_rect(rect.x(),
bar_image_y,
rect.width(),
image_height_);
image_->SetBoundsRect(bar_image_rect);
if (title_) {
// The image_ has some empty space below the bar image, move the title
// a little bit up to look closer to the bar.
gfx::Size title_size = title_->GetPreferredSize();
title_->SetBounds(rect.x(),
bar_image_y + image_height_ - 3,
rect.width(),
title_size.height());
}
}
} // namespace ash
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