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// Copyright 2016 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/mus/shelf_delegate_mus.h"
#include "ash/shelf/shelf.h"
#include "ash/shelf/shelf_item_delegate.h"
#include "ash/shelf/shelf_item_delegate_manager.h"
#include "ash/shelf/shelf_layout_manager.h"
#include "ash/shelf/shelf_model.h"
#include "ash/shelf/shelf_widget.h"
#include "ash/shell.h"
#include "base/strings/string_util.h"
#include "components/mus/public/cpp/property_type_converters.h"
#include "components/mus/public/cpp/window.h"
#include "components/mus/public/cpp/window_property.h"
#include "mojo/common/common_type_converters.h"
#include "mojo/shell/public/cpp/connector.h"
#include "ui/aura/mus/mus_util.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/mus/window_manager_connection.h"
using mash::wm::mojom::UserWindowController;
namespace ash {
namespace sysui {
namespace {
class ShelfItemDelegateMus : public ShelfItemDelegate {
public:
ShelfItemDelegateMus(uint32_t window_id,
const base::string16& title,
UserWindowController* user_window_controller)
: window_id_(window_id),
title_(title),
user_window_controller_(user_window_controller) {}
~ShelfItemDelegateMus() override {}
void UpdateTitle(const base::string16& new_title) { title_ = new_title; }
private:
// ShelfItemDelegate:
ShelfItemDelegate::PerformedAction ItemSelected(
const ui::Event& event) override {
user_window_controller_->FocusUserWindow(window_id_);
return kExistingWindowActivated;
}
base::string16 GetTitle() override { return title_; }
bool CanPin() const override {
NOTIMPLEMENTED();
return false;
}
ShelfMenuModel* CreateApplicationMenu(int event_flags) override {
NOTIMPLEMENTED();
return nullptr;
}
bool IsDraggable() override {
NOTIMPLEMENTED();
return false;
}
bool ShouldShowTooltip() override { return true; }
void Close() override { NOTIMPLEMENTED(); }
// TODO(msw): Support multiple open windows per button.
uint32_t window_id_;
base::string16 title_;
UserWindowController* user_window_controller_;
DISALLOW_COPY_AND_ASSIGN(ShelfItemDelegateMus);
};
// Returns an icon image from a serialized SkBitmap, or the default shelf icon
// image if the bitmap is empty. Assumes the bitmap is a 1x icon.
// TODO(jamescook): Support other scale factors.
gfx::ImageSkia GetShelfIconFromBitmap(
const mojo::Array<uint8_t>& serialized_bitmap) {
// Convert the data to an ImageSkia.
SkBitmap bitmap = mojo::ConvertTo<SkBitmap>(serialized_bitmap.storage());
gfx::ImageSkia icon_image;
if (!bitmap.isNull()) {
icon_image = gfx::ImageSkia::CreateFrom1xBitmap(bitmap);
} else {
// Use default icon.
ResourceBundle& rb = ResourceBundle::GetSharedInstance();
icon_image = *rb.GetImageSkiaNamed(IDR_DEFAULT_FAVICON);
}
return icon_image;
}
} // namespace
ShelfDelegateMus::ShelfDelegateMus(ShelfModel* model)
: model_(model), binding_(this) {
mojo::Connector* connector =
views::WindowManagerConnection::Get()->connector();
connector->ConnectToInterface("mojo:desktop_wm", &user_window_controller_);
user_window_controller_->AddUserWindowObserver(
binding_.CreateInterfacePtrAndBind());
}
ShelfDelegateMus::~ShelfDelegateMus() {}
void ShelfDelegateMus::OnShelfCreated(Shelf* shelf) {
ash::ShelfWidget* widget = shelf->shelf_widget();
ash::ShelfLayoutManager* layout_manager = widget->shelf_layout_manager();
mus::Window* window = aura::GetMusWindow(widget->GetNativeWindow());
gfx::Size size = layout_manager->GetIdealBounds().size();
window->SetSharedProperty<gfx::Size>(
mus::mojom::WindowManager::kPreferredSize_Property, size);
ash::StatusAreaWidget* status_widget = widget->status_area_widget();
mus::Window* status_window =
aura::GetMusWindow(status_widget->GetNativeWindow());
gfx::Size status_size = status_widget->GetWindowBoundsInScreen().size();
status_window->SetSharedProperty<gfx::Size>(
mus::mojom::WindowManager::kPreferredSize_Property, status_size);
}
void ShelfDelegateMus::OnShelfDestroyed(Shelf* shelf) {
NOTIMPLEMENTED();
}
ShelfID ShelfDelegateMus::GetShelfIDForAppID(const std::string& app_id) {
NOTIMPLEMENTED();
return 0;
}
bool ShelfDelegateMus::HasShelfIDToAppIDMapping(ShelfID id) const {
NOTIMPLEMENTED();
return false;
}
const std::string& ShelfDelegateMus::GetAppIDForShelfID(ShelfID id) {
NOTIMPLEMENTED();
return base::EmptyString();
}
void ShelfDelegateMus::PinAppWithID(const std::string& app_id) {
NOTIMPLEMENTED();
}
bool ShelfDelegateMus::IsAppPinned(const std::string& app_id) {
NOTIMPLEMENTED();
return false;
}
void ShelfDelegateMus::UnpinAppWithID(const std::string& app_id) {
NOTIMPLEMENTED();
}
void ShelfDelegateMus::OnUserWindowObserverAdded(
mojo::Array<mash::wm::mojom::UserWindowPtr> user_windows) {
for (size_t i = 0; i < user_windows.size(); ++i)
OnUserWindowAdded(std::move(user_windows[i]));
}
void ShelfDelegateMus::OnUserWindowAdded(
mash::wm::mojom::UserWindowPtr user_window) {
ShelfItem item;
item.type = TYPE_PLATFORM_APP;
item.status = user_window->window_has_focus ? STATUS_ACTIVE : STATUS_RUNNING;
item.image = GetShelfIconFromBitmap(user_window->window_app_icon);
ShelfID shelf_id = model_->next_id();
window_id_to_shelf_id_.insert(
std::make_pair(user_window->window_id, shelf_id));
model_->Add(item);
ShelfItemDelegateManager* manager =
Shell::GetInstance()->shelf_item_delegate_manager();
scoped_ptr<ShelfItemDelegate> delegate(new ShelfItemDelegateMus(
user_window->window_id, user_window->window_title.To<base::string16>(),
user_window_controller_.get()));
manager->SetShelfItemDelegate(shelf_id, std::move(delegate));
}
void ShelfDelegateMus::OnUserWindowRemoved(uint32_t window_id) {
DCHECK(window_id_to_shelf_id_.count(window_id));
model_->RemoveItemAt(
model_->ItemIndexByID(window_id_to_shelf_id_[window_id]));
}
void ShelfDelegateMus::OnUserWindowTitleChanged(
uint32_t window_id,
const mojo::String& window_title) {
DCHECK(window_id_to_shelf_id_.count(window_id));
ShelfID shelf_id = window_id_to_shelf_id_[window_id];
ShelfItemDelegateManager* manager =
Shell::GetInstance()->shelf_item_delegate_manager();
ShelfItemDelegate* delegate = manager->GetShelfItemDelegate(shelf_id);
DCHECK(delegate);
static_cast<ShelfItemDelegateMus*>(delegate)->UpdateTitle(
window_title.To<base::string16>());
// There's nothing in the ShelfItem that needs to be updated. But we still
// need to update the ShelfModel so that the observers can pick up any
// changes.
int index = model_->ItemIndexByID(shelf_id);
DCHECK_GE(index, 0);
ShelfItems::const_iterator iter = model_->ItemByID(shelf_id);
DCHECK(iter != model_->items().end());
model_->Set(index, *iter);
}
void ShelfDelegateMus::OnUserWindowAppIconChanged(
uint32_t window_id,
mojo::Array<uint8_t> app_icon) {
// Find the shelf ID for this window.
DCHECK(window_id_to_shelf_id_.count(window_id));
ShelfID shelf_id = window_id_to_shelf_id_[window_id];
DCHECK_GT(shelf_id, 0);
// Update the icon in the ShelfItem.
int index = model_->ItemIndexByID(shelf_id);
DCHECK_GE(index, 0);
ShelfItem item = *model_->ItemByID(shelf_id);
item.image = GetShelfIconFromBitmap(app_icon);
model_->Set(index, item);
}
void ShelfDelegateMus::OnUserWindowFocusChanged(uint32_t window_id,
bool has_focus) {
DCHECK(window_id_to_shelf_id_.count(window_id));
ShelfID shelf_id = window_id_to_shelf_id_[window_id];
int index = model_->ItemIndexByID(shelf_id);
DCHECK_GE(index, 0);
ShelfItems::const_iterator iter = model_->ItemByID(shelf_id);
DCHECK(iter != model_->items().end());
ShelfItem item = *iter;
item.status = has_focus ? STATUS_ACTIVE : STATUS_RUNNING;
model_->Set(index, item);
}
} // namespace sysui
} // namespace ash
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