| // Copyright 2020 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. |
| |
| #ifndef UI_PLATFORM_WINDOW_EXTENSIONS_WAYLAND_EXTENSION_H_ |
| #define UI_PLATFORM_WINDOW_EXTENSIONS_WAYLAND_EXTENSION_H_ |
| |
| #include "base/component_export.h" |
| |
| namespace ui { |
| |
| class PlatformWindow; |
| |
| class COMPONENT_EXPORT(PLATFORM_WINDOW) WaylandExtension { |
| public: |
| // Starts a window dragging session for the owning platform window, if |
| // it is not running yet. Under Wayland, window dragging is backed by a |
| // platform drag-and-drop session. |
| virtual void StartWindowDraggingSessionIfNeeded() = 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); |
| |
| } // namespace ui |
| |
| #endif // UI_PLATFORM_WINDOW_EXTENSIONS_WAYLAND_EXTENSION_H_ |