blob: 27c1d07ceffdc23e549f9e15370c2964c272c76a [file] [log] [blame]
// 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/first_run/desktop_cleaner.h"
#include "ash/shell.h"
#include "ash/shell_window_ids.h"
#include "ui/aura/window_event_dispatcher.h"
#include "ui/aura/window_observer.h"
#include "ui/compositor/layer_animation_observer.h"
#include "ui/compositor/scoped_layer_animation_settings.h"
#include "ui/message_center/message_center.h"
#include "ui/message_center/notification_blocker.h"
namespace ash {
namespace {
const int kContainerIdsToHide[] = {
kShellWindowId_DefaultContainer,
kShellWindowId_AlwaysOnTopContainer,
kShellWindowId_PanelContainer,
// TODO(dzhioev): uncomment this when issue with BrowserView::CanActivate
// will be fixed.
// kShellWindowId_SystemModalContainer
};
} // namespace
class ContainerHider : public aura::WindowObserver,
public ui::ImplicitAnimationObserver {
public:
explicit ContainerHider(aura::Window* container)
: container_was_hidden_(!container->IsVisible()),
container_(container) {
if (container_was_hidden_)
return;
ui::Layer* layer = container_->layer();
ui::ScopedLayerAnimationSettings animation_settings(layer->GetAnimator());
animation_settings.AddObserver(this);
layer->SetOpacity(0.0);
}
~ContainerHider() override {
if (container_was_hidden_ || !container_)
return;
if (!WasAnimationCompletedForProperty(ui::LayerAnimationElement::OPACITY)) {
// We are in the middle of animation.
StopObservingImplicitAnimations();
} else {
container_->Show();
}
ui::Layer* layer = container_->layer();
ui::ScopedLayerAnimationSettings animation_settings(layer->GetAnimator());
layer->SetOpacity(1.0);
}
private:
// Overriden from ui::ImplicitAnimationObserver.
void OnImplicitAnimationsCompleted() override { container_->Hide(); }
// Overriden from aura::WindowObserver.
void OnWindowDestroying(aura::Window* window) override {
DCHECK(window == container_);
container_ = NULL;
}
const bool container_was_hidden_;
aura::Window* container_;
DISALLOW_COPY_AND_ASSIGN(ContainerHider);
};
class NotificationBlocker : public message_center::NotificationBlocker {
public:
NotificationBlocker()
: message_center::NotificationBlocker(
message_center::MessageCenter::Get()) {
NotifyBlockingStateChanged();
}
~NotificationBlocker() override {}
private:
// Overriden from message_center::NotificationBlocker.
bool ShouldShowNotificationAsPopup(
const message_center::NotifierId& notifier_id) const override {
return false;
}
DISALLOW_COPY_AND_ASSIGN(NotificationBlocker);
};
DesktopCleaner::DesktopCleaner() {
// TODO(dzhioev): Add support for secondary displays.
aura::Window* root_window = Shell::GetInstance()->GetPrimaryRootWindow();
for (size_t i = 0; i < arraysize(kContainerIdsToHide); ++i) {
aura::Window* container =
Shell::GetContainer(root_window, kContainerIdsToHide[i]);
container_hiders_.push_back(make_linked_ptr(new ContainerHider(container)));
}
notification_blocker_.reset(new NotificationBlocker());
}
DesktopCleaner::~DesktopCleaner() {}
// static
std::vector<int> DesktopCleaner::GetContainersToHideForTest() {
return std::vector<int>(kContainerIdsToHide,
kContainerIdsToHide + arraysize(kContainerIdsToHide));
}
} // namespace ash