Add initial SHM-only Wayland Ozone implementation

ui/ozone/platform/wayland/wayland_window.h

+// Copyright 2016 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_OZONE_PLATFORM_WAYLAND_WAYLAND_WINDOW_H_
+#define UI_OZONE_PLATFORM_WAYLAND_WAYLAND_WINDOW_H_
+
+#include "ui/gfx/geometry/rect.h"
+#include "ui/gfx/native_widget_types.h"
+#include "ui/ozone/platform/wayland/wayland_object.h"
+#include "ui/platform_window/platform_window.h"
+
+namespace ui {
+
+class WaylandDisplay;
+
+class WaylandWindow : public PlatformWindow {
+ public:
+  WaylandWindow(PlatformWindowDelegate* delegate,
+                WaylandDisplay* display,
+                const gfx::Rect& bounds);
+  ~WaylandWindow() override;
+
+  bool Initialize();
+
+  wl_surface* GetSurface();
+  gfx::AcceleratedWidget GetWidget();
+
+  // Apply the bounds specified in the most recent configure event. This should
+  // be called after processing all pending events in the wayland connection.
+  void ApplyPendingBounds();
+
+  // PlatformWindow
+  void Show() override;
+  void Hide() override;
+  void Close() override;
+  void SetBounds(const gfx::Rect& bounds) override;
+  gfx::Rect GetBounds() override;
+  void SetTitle(const base::string16& title) override;
+  void SetCapture() override;
+  void ReleaseCapture() override;
+  void ToggleFullscreen() override;
+  void Maximize() override;
+  void Minimize() override;
+  void Restore() override;
+  void SetCursor(PlatformCursor cursor) override;
+  void MoveCursorTo(const gfx::Point& location) override;
+  void ConfineCursorToBounds(const gfx::Rect& bounds) override;
+  PlatformImeController* GetPlatformImeController() override;
+
+  // xdg_surface_listener
+  static void Configure(void* data,
+                        xdg_surface* obj,
+                        int32_t width,
+                        int32_t height,
+                        wl_array* states,
+                        uint32_t serial);
+  static void Close(void* data, xdg_surface* obj);
+
+ private:
+  PlatformWindowDelegate* delegate_;
+  WaylandDisplay* display_;
+
+  wl::Object<wl_surface> surface_;
+  wl::Object<xdg_surface> xdg_surface_;
+
+  gfx::Rect bounds_;
+  gfx::Rect pending_bounds_;
+  uint32_t pending_configure_serial_;
+
+  DISALLOW_COPY_AND_ASSIGN(WaylandWindow);
+};
+
+}  // namespace ui
+
+#endif  // UI_OZONE_PLATFORM_WAYLAND_WAYLAND_WINDOW_H_