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// Copyright (c) 2010 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/login/update_view.h"
#include <string>
#include "app/l10n_util.h"
#include "app/resource_bundle.h"
#include "chrome/browser/chromeos/login/helper.h"
#include "chrome/browser/chromeos/login/rounded_rect_painter.h"
#include "chrome/browser/chromeos/login/update_screen.h"
#include "chrome/browser/chromeos/login/wizard_accessibility_helper.h"
#include "grit/chromium_strings.h"
#include "grit/generated_resources.h"
#include "views/border.h"
#include "views/controls/label.h"
#include "views/controls/progress_bar.h"
#include "views/controls/throbber.h"
#include "views/focus/focus_manager.h"
#include "views/widget/widget.h"
using views::Background;
using views::Label;
using views::View;
using views::Widget;
namespace {
// TODO(nkostylev): Switch to GridLayout.
// Y offset for the 'installing updates' label.
const int kInstallingUpdatesLabelYBottomFromProgressBar = 18;
// Y offset for the progress bar.
const int kProgressBarY = 199;
// Y offset for the 'computer will restart' label.
const int kRebootLabelYFromProgressBar = 77;
// Y offset for the 'ESCAPE to skip' label.
const int kEscapeToSkipLabelY = 48;
// Progress bar width.
const int kProgressBarWidth = 550;
// Progress bar height.
const int kProgressBarHeight = 18;
// Horizontal spacing (ex. min left and right margins for label on the screen).
const int kHorizontalSpacing = 75;
// Horizontal spacing between spinner and label on the curtain screen.
const int kBetweenSpacing = 25;
// Label color.
const SkColor kLabelColor = 0xFF000000;
const SkColor kSkipLabelColor = 0xFFAA0000;
const SkColor kManualRebootLabelColor = 0xFFAA0000;
} // namespace
namespace chromeos {
UpdateView::UpdateView(chromeos::ScreenObserver* observer)
: escape_accelerator_(app::VKEY_ESCAPE, false, false, false),
installing_updates_label_(NULL),
reboot_label_(NULL),
manual_reboot_label_(NULL),
progress_bar_(NULL),
show_curtain_(true),
show_manual_reboot_label_(false),
observer_(observer) {
}
UpdateView::~UpdateView() {
}
void UpdateView::Init() {
// Use rounded-rect background.
views::Painter* painter = chromeos::CreateWizardPainter(
&chromeos::BorderDefinition::kScreenBorder);
set_background(views::Background::CreateBackgroundPainter(true, painter));
InitLabel(&installing_updates_label_);
InitLabel(&reboot_label_);
InitLabel(&manual_reboot_label_);
manual_reboot_label_->SetVisible(false);
manual_reboot_label_->SetColor(kManualRebootLabelColor);
progress_bar_ = new views::ProgressBar();
AddChildView(progress_bar_);
// Curtain view.
InitLabel(&checking_label_);
throbber_ = CreateDefaultThrobber();
AddChildView(throbber_);
#if !defined(OFFICIAL_BUILD)
InitLabel(&escape_to_skip_label_);
escape_to_skip_label_->SetColor(kSkipLabelColor);
escape_to_skip_label_->SetText(
L"Press ESCAPE to skip (Non-official builds only)");
#endif
UpdateLocalizedStrings();
UpdateVisibility();
}
void UpdateView::Reset() {
progress_bar_->SetProgress(0);
#if !defined(OFFICIAL_BUILD)
ResetAccelerators();
AddAccelerator(escape_accelerator_);
#endif
}
void UpdateView::UpdateLocalizedStrings() {
installing_updates_label_->SetText(
l10n_util::GetStringF(IDS_INSTALLING_UPDATE,
l10n_util::GetString(IDS_PRODUCT_OS_NAME)));
reboot_label_->SetText(l10n_util::GetString(IDS_INSTALLING_UPDATE_DESC));
manual_reboot_label_->SetText(l10n_util::GetString(IDS_UPDATE_COMPLETED));
checking_label_->SetText(l10n_util::GetString(IDS_CHECKING_FOR_UPDATES));
}
void UpdateView::AddProgress(int ticks) {
progress_bar_->AddProgress(ticks);
}
void UpdateView::SetProgress(int progress) {
progress_bar_->SetProgress(progress);
}
void UpdateView::ShowManualRebootInfo() {
show_manual_reboot_label_ = true;
UpdateVisibility();
}
void UpdateView::ShowCurtain(bool show_curtain) {
if (show_curtain_ != show_curtain) {
show_curtain_ = show_curtain;
UpdateVisibility();
}
}
// Sets the bounds of the view, placing center of the view at the given
// coordinates (|x| and |y|).
static void setViewBounds(views::View* view, int x, int y) {
int preferred_width = view->GetPreferredSize().width();
int preferred_height = view->GetPreferredSize().height();
view->SetBounds(
x - preferred_width / 2,
y - preferred_height / 2,
preferred_width,
preferred_height);
}
void UpdateView::Layout() {
int max_width = width() - GetInsets().width() - 2 * kHorizontalSpacing;
int right_margin = GetInsets().right() + kHorizontalSpacing;
int max_height = height() - GetInsets().height();
int vertical_center = GetInsets().top() + max_height / 2;
installing_updates_label_->SizeToFit(max_width);
reboot_label_->SizeToFit(max_width);
manual_reboot_label_->SizeToFit(max_width);
progress_bar_->SetBounds(right_margin,
vertical_center - kProgressBarHeight / 2,
max_width,
kProgressBarHeight);
installing_updates_label_->SetX(right_margin);
installing_updates_label_->SetY(
progress_bar_->y() -
kInstallingUpdatesLabelYBottomFromProgressBar -
installing_updates_label_->height());
reboot_label_->SetX(right_margin);
reboot_label_->SetY(
progress_bar_->y() +
progress_bar_->height() +
kRebootLabelYFromProgressBar);
manual_reboot_label_->SetX(reboot_label_->x());
manual_reboot_label_->SetY(reboot_label_->y());
// Curtain layout is independed.
int x_center = width() / 2;
int throbber_width = throbber_->GetPreferredSize().width();
checking_label_->SizeToFit(max_width - throbber_width - kBetweenSpacing);
int checking_label_width = checking_label_->GetPreferredSize().width();
int space_half = (kBetweenSpacing + 1) / 2;
setViewBounds(
throbber_, x_center - checking_label_width / 2 - space_half,
vertical_center);
setViewBounds(
checking_label_, x_center + (throbber_width + 1) / 2 + space_half,
vertical_center);
#if !defined(OFFICIAL_BUILD)
escape_to_skip_label_->SizeToFit(max_width);
escape_to_skip_label_->SetX(right_margin);
escape_to_skip_label_->SetY(kEscapeToSkipLabelY);
#endif
SchedulePaint();
}
bool UpdateView::AcceleratorPressed(const views::Accelerator& a) {
#if !defined(OFFICIAL_BUILD)
RemoveAccelerator(escape_accelerator_);
if (a.GetKeyCode() == app::VKEY_ESCAPE) {
if (controller_ != NULL) {
controller_->CancelUpdate();
}
return true;
}
#endif
return false;
}
void UpdateView::ViewHierarchyChanged(bool is_add, View* parent, View* child) {
if (is_add && this == child)
WizardAccessibilityHelper::GetInstance()->MaybeEnableAccessibility(this);
}
void UpdateView::InitLabel(views::Label** label) {
*label = new views::Label();
(*label)->SetColor(kLabelColor);
(*label)->SetHorizontalAlignment(views::Label::ALIGN_LEFT);
(*label)->SetMultiLine(true);
ResourceBundle& res_bundle = ResourceBundle::GetSharedInstance();
gfx::Font label_font = res_bundle.GetFont(ResourceBundle::MediumBoldFont);
(*label)->SetFont(label_font);
AddChildView(*label);
}
void UpdateView::UpdateVisibility() {
installing_updates_label_->SetVisible(
!show_curtain_&& !show_manual_reboot_label_);
reboot_label_->SetVisible(!show_curtain_&& !show_manual_reboot_label_);
manual_reboot_label_->SetVisible(!show_curtain_ && show_manual_reboot_label_);
progress_bar_->SetVisible(!show_curtain_);
checking_label_->SetVisible(show_curtain_);
throbber_->SetVisible(show_curtain_);
if (show_curtain_) {
throbber_->Start();
} else {
throbber_->Stop();
}
}
} // namespace chromeos
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