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// Copyright 2020 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_PLATFORM_WINDOW_EXTENSIONS_WAYLAND_EXTENSION_H_
#define UI_PLATFORM_WINDOW_EXTENSIONS_WAYLAND_EXTENSION_H_
#include "base/component_export.h"
#include "ui/base/dragdrop/mojom/drag_drop_types.mojom-shared.h"
#include "ui/platform_window/platform_window_delegate.h"
namespace ui {
class PlatformWindow;
class COMPONENT_EXPORT(PLATFORM_WINDOW) WaylandExtension {
public:
// Waits for a Wayland roundtrip to ensure all side effects have been
// processed.
virtual void RoundTripQueue() = 0;
// Returns true if there are any in flight requests for state updates.
virtual bool HasInFlightRequestsForState() const = 0;
// Returns the latest viz sequence ID for the currently applied state.
virtual int64_t GetVizSequenceIdForAppliedState() const = 0;
// Returns the latest viz sequence ID for the currently latched state.
virtual int64_t GetVizSequenceIdForLatchedState() const = 0;
// Sets whether we should latch state requests immediately, or wait for the
// server to respond. See the comments on `latch_immediately_for_testing_` in
// `WaylandWindow` for more details.
virtual void SetLatchImmediately(bool latch_immediately) = 0;
protected:
virtual ~WaylandExtension();
// Sets the pointer to the extension as a property of the PlatformWindow.
void SetWaylandExtension(PlatformWindow* window, WaylandExtension* extension);
};
COMPONENT_EXPORT(PLATFORM_WINDOW)
WaylandExtension* GetWaylandExtension(const PlatformWindow& window);
class COMPONENT_EXPORT(PLATFORM_WINDOW) WaylandToplevelExtension {
public:
// Starts a window dragging session from the owning platform window triggered
// by `event_source` (kMouse or kTouch) if it is not running yet. Under
// Wayland, window dragging is backed by a platform drag-and-drop session.
// |allow_system_drag| indicates whether it is allowed to use a regular
// drag-and-drop session if the compositor does not support the extended-drag
// protocol needed to implement all window dragging features.
virtual void StartWindowDraggingSessionIfNeeded(
ui::mojom::DragEventSource event_source,
bool allow_system_drag) = 0;
// Whether or not the underlying platform supports native pointer locking.
virtual bool SupportsPointerLock() = 0;
virtual void LockPointer(bool enabled) = 0;
// Associates a dbus appmenu that has the specified service name and the
// object path with this toplevel. The dbus appmenu implements the
// com.canonical.dbusmenu interface.
virtual void SetAppmenu(const std::string& service_name,
const std::string& object_path) = 0;
// Unsets the appmenu associated with this toplevel.
virtual void UnsetAppmenu() = 0;
protected:
virtual ~WaylandToplevelExtension();
// Sets the pointer to the extension as a property of the PlatformWindow.
void SetWaylandToplevelExtension(PlatformWindow* window,
WaylandToplevelExtension* extension);
};
COMPONENT_EXPORT(PLATFORM_WINDOW)
WaylandToplevelExtension* GetWaylandToplevelExtension(
const PlatformWindow& window);
} // namespace ui
#endif // UI_PLATFORM_WINDOW_EXTENSIONS_WAYLAND_EXTENSION_H_
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