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// Copyright 2015 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 "ui/views/mus/window_manager_connection.h"
#include <utility>
#include "base/lazy_instance.h"
#include "base/threading/thread_local.h"
#include "components/mus/public/cpp/window_tree_connection.h"
#include "components/mus/public/interfaces/window_tree.mojom.h"
#include "mojo/converters/geometry/geometry_type_converters.h"
#include "mojo/converters/network/network_type_converters.h"
#include "mojo/shell/public/cpp/connection.h"
#include "mojo/shell/public/cpp/shell.h"
#include "ui/views/mus/native_widget_mus.h"
#include "ui/views/mus/screen_mus.h"
#include "ui/views/views_delegate.h"
namespace views {
namespace {
using WindowManagerConnectionPtr =
base::ThreadLocalPointer<views::WindowManagerConnection>;
// Env is thread local so that aura may be used on multiple threads.
base::LazyInstance<WindowManagerConnectionPtr>::Leaky lazy_tls_ptr =
LAZY_INSTANCE_INITIALIZER;
} // namespace
// static
void WindowManagerConnection::Create(mojo::Shell* shell) {
DCHECK(!lazy_tls_ptr.Pointer()->Get());
lazy_tls_ptr.Pointer()->Set(new WindowManagerConnection(shell));
}
// static
WindowManagerConnection* WindowManagerConnection::Get() {
WindowManagerConnection* connection = lazy_tls_ptr.Pointer()->Get();
DCHECK(connection);
return connection;
}
// static
void WindowManagerConnection::Reset() {
delete Get();
lazy_tls_ptr.Pointer()->Set(nullptr);
}
mus::Window* WindowManagerConnection::NewWindow(
const std::map<std::string, std::vector<uint8_t>>& properties) {
return window_tree_connection_->NewTopLevelWindow(&properties);
}
NativeWidget* WindowManagerConnection::CreateNativeWidgetMus(
const std::map<std::string, std::vector<uint8_t>>& props,
const Widget::InitParams& init_params,
internal::NativeWidgetDelegate* delegate) {
std::map<std::string, std::vector<uint8_t>> properties = props;
NativeWidgetMus::ConfigurePropertiesForNewWindow(init_params, &properties);
return new NativeWidgetMus(delegate, shell_, NewWindow(properties),
mus::mojom::SurfaceType::DEFAULT);
}
WindowManagerConnection::WindowManagerConnection(mojo::Shell* shell)
: shell_(shell), window_tree_connection_(nullptr) {
window_tree_connection_.reset(
mus::WindowTreeConnection::Create(this, shell_));
screen_.reset(new ScreenMus(this));
screen_->Init(shell);
ViewsDelegate::GetInstance()->set_native_widget_factory(base::Bind(
&WindowManagerConnection::CreateNativeWidgetMus,
base::Unretained(this),
std::map<std::string, std::vector<uint8_t>>()));
}
WindowManagerConnection::~WindowManagerConnection() {
// ~WindowTreeConnection calls back to us (we're the WindowTreeDelegate),
// destroy it while we are still valid.
window_tree_connection_.reset();
}
void WindowManagerConnection::OnEmbed(mus::Window* root) {}
void WindowManagerConnection::OnConnectionLost(
mus::WindowTreeConnection* connection) {}
void WindowManagerConnection::OnWindowManagerFrameValuesChanged() {
if (window_tree_connection_)
NativeWidgetMus::NotifyFrameChanged(window_tree_connection_.get());
}
} // namespace views
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