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// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef UI_OZONE_PLATFORM_WAYLAND_TEST_GLOBAL_OBJECT_H_
#define UI_OZONE_PLATFORM_WAYLAND_TEST_GLOBAL_OBJECT_H_
#include <memory>
#include "base/memory/raw_ptr.h"
struct wl_client;
struct wl_display;
struct wl_global;
struct wl_interface;
struct wl_resource;
namespace wl {
// Base class for managing the lifecycle of global objects.
// Represents a global object used to emit global events to all clients.
class GlobalObject {
public:
GlobalObject(const wl_interface* interface,
const void* implementation,
uint32_t version);
GlobalObject(const GlobalObject&) = delete;
GlobalObject& operator=(const GlobalObject&) = delete;
virtual ~GlobalObject();
// Creates a global object.
bool Initialize(wl_display* display);
// Can be used by clients to explicitly destroy global objects and send
// global_remove event.
void DestroyGlobal();
// Called from Bind() to send additional information to clients.
virtual void OnBind() {}
const wl_global* global() const { return global_.get(); }
// The first resource bound to this global, which is usually all that is
// useful when testing a simple client.
wl_resource* resource() { return resource_; }
// Sends the global event to clients.
static void Bind(wl_client* client,
void* data,
uint32_t version,
uint32_t id);
static void OnResourceDestroyed(wl_resource* resource);
private:
struct Deleter {
void operator()(wl_global* global);
};
std::unique_ptr<wl_global, Deleter> global_;
raw_ptr<const wl_interface> interface_;
raw_ptr<const void> implementation_;
const uint32_t version_;
raw_ptr<wl_resource> resource_ = nullptr;
};
} // namespace wl
#endif // UI_OZONE_PLATFORM_WAYLAND_TEST_GLOBAL_OBJECT_H_
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