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// Copyright 2014 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 "components/window_manager/window_manager_app.h"
#include "base/message_loop/message_loop.h"
#include "base/stl_util.h"
#include "components/view_manager/public/cpp/view.h"
#include "components/view_manager/public/cpp/view_manager.h"
#include "components/window_manager/window_manager_delegate.h"
#include "mojo/application/public/cpp/application_connection.h"
#include "mojo/application/public/cpp/application_impl.h"
#include "mojo/application/public/interfaces/shell.mojom.h"
#include "mojo/converters/geometry/geometry_type_converters.h"
using mojo::ApplicationConnection;
using mojo::Id;
using mojo::ServiceProvider;
using mojo::View;
using mojo::WindowManager;
namespace window_manager {
// Used for calls to Embed() that occur before we've connected to the
// ViewManager.
struct WindowManagerApp::PendingEmbed {
mojo::String url;
mojo::InterfaceRequest<ServiceProvider> services;
mojo::ServiceProviderPtr exposed_services;
};
////////////////////////////////////////////////////////////////////////////////
// WindowManagerApp, public:
WindowManagerApp::WindowManagerApp(
ViewManagerDelegate* view_manager_delegate,
WindowManagerDelegate* window_manager_delegate)
: shell_(nullptr),
wrapped_view_manager_delegate_(view_manager_delegate),
window_manager_delegate_(window_manager_delegate),
root_(nullptr) {
}
WindowManagerApp::~WindowManagerApp() {
// TODO(msw|sky): Should this destructor explicitly delete the ViewManager?
if (root_)
root_->RemoveObserver(this);
STLDeleteElements(&connections_);
}
void WindowManagerApp::AddConnection(WindowManagerImpl* connection) {
DCHECK(connections_.find(connection) == connections_.end());
connections_.insert(connection);
}
void WindowManagerApp::RemoveConnection(WindowManagerImpl* connection) {
DCHECK(connections_.find(connection) != connections_.end());
connections_.erase(connection);
}
bool WindowManagerApp::IsReady() const {
return !!root_;
}
void WindowManagerApp::AddAccelerator(mojo::KeyboardCode keyboard_code,
mojo::EventFlags flags) {
window_manager_client_->AddAccelerator(keyboard_code, flags);
}
void WindowManagerApp::Embed(
const mojo::String& url,
mojo::InterfaceRequest<mojo::ServiceProvider> services,
mojo::ServiceProviderPtr exposed_services) {
if (view_manager()) {
window_manager_delegate_->Embed(url, services.Pass(),
exposed_services.Pass());
return;
}
scoped_ptr<PendingEmbed> pending_embed(new PendingEmbed);
pending_embed->url = url;
pending_embed->services = services.Pass();
pending_embed->exposed_services = exposed_services.Pass();
pending_embeds_.push_back(pending_embed.release());
}
////////////////////////////////////////////////////////////////////////////////
// WindowManagerApp, ApplicationDelegate implementation:
void WindowManagerApp::Initialize(mojo::ApplicationImpl* impl) {
shell_ = impl->shell();
LaunchViewManager(impl);
}
bool WindowManagerApp::ConfigureIncomingConnection(
ApplicationConnection* connection) {
connection->AddService<WindowManager>(this);
return true;
}
////////////////////////////////////////////////////////////////////////////////
// WindowManagerApp, ViewManagerDelegate implementation:
void WindowManagerApp::OnEmbed(
View* root,
mojo::InterfaceRequest<mojo::ServiceProvider> services,
mojo::ServiceProviderPtr exposed_services) {
DCHECK(!root_);
root_ = root;
root_->AddObserver(this);
if (wrapped_view_manager_delegate_) {
wrapped_view_manager_delegate_->OnEmbed(root, services.Pass(),
exposed_services.Pass());
}
for (PendingEmbed* pending_embed : pending_embeds_) {
Embed(pending_embed->url, pending_embed->services.Pass(),
pending_embed->exposed_services.Pass());
}
pending_embeds_.clear();
}
void WindowManagerApp::OnViewManagerDisconnected(
mojo::ViewManager* view_manager) {
if (wrapped_view_manager_delegate_)
wrapped_view_manager_delegate_->OnViewManagerDisconnected(view_manager);
base::MessageLoop* message_loop = base::MessageLoop::current();
if (message_loop && message_loop->is_running())
message_loop->Quit();
}
////////////////////////////////////////////////////////////////////////////////
// WindowManagerApp, ViewObserver implementation:
void WindowManagerApp::OnViewDestroying(View* view) {
DCHECK_EQ(root_, view);
root_->RemoveObserver(this);
root_ = nullptr;
}
////////////////////////////////////////////////////////////////////////////////
// WindowManagerApp, private:
void WindowManagerApp::DispatchInputEventToViewDEPRECATED(
View* view,
mojo::EventPtr event) {
window_manager_client_->DispatchInputEventToViewDEPRECATED(view->id(),
event.Pass());
}
void WindowManagerApp::SetViewportSize(const gfx::Size& size) {
window_manager_client_->SetViewportSize(mojo::Size::From(size));
}
void WindowManagerApp::LaunchViewManager(mojo::ApplicationImpl* app) {
// TODO(sky): figure out logic if this connection goes away.
view_manager_client_factory_.reset(
new mojo::ViewManagerClientFactory(shell_, this));
ApplicationConnection* view_manager_app =
app->ConnectToApplication("mojo:view_manager");
view_manager_app->ConnectToService(&view_manager_service_);
view_manager_app->AddService<WindowManagerInternal>(this);
view_manager_app->ConnectToService(&window_manager_client_);
}
void WindowManagerApp::Create(
ApplicationConnection* connection,
mojo::InterfaceRequest<WindowManagerInternal> request) {
if (wm_internal_binding_.get()) {
VLOG(1) <<
"WindowManager allows only one WindowManagerInternal connection.";
return;
}
wm_internal_binding_.reset(
new mojo::Binding<WindowManagerInternal>(this, request.Pass()));
}
void WindowManagerApp::Create(ApplicationConnection* connection,
mojo::InterfaceRequest<WindowManager> request) {
WindowManagerImpl* wm = new WindowManagerImpl(this, false);
wm->Bind(request.PassMessagePipe());
// WindowManagerImpl is deleted when the connection has an error, or from our
// destructor.
}
void WindowManagerApp::SetViewManagerClient(
mojo::ScopedMessagePipeHandle view_manager_client_request) {
view_manager_client_.reset(
mojo::ViewManagerClientFactory::WeakBindViewManagerToPipe(
mojo::MakeRequest<mojo::ViewManagerClient>(
view_manager_client_request.Pass()),
view_manager_service_.Pass(), shell_, this));
}
void WindowManagerApp::OnAccelerator(mojo::EventPtr event) {
window_manager_delegate_->OnAcceleratorPressed(
root_->view_manager()->GetFocusedView(),
event->key_data->windows_key_code, event->flags);
}
} // namespace window_manager
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