Adding a Wayland basic toolkit

ui/wayland/wayland_window.h

+// Copyright (c) 2011 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_WAYLAND_WAYLAND_WINDOW_H_
+#define UI_WAYLAND_WAYLAND_WINDOW_H_
+
+#include <stdint.h>
+
+#include "base/basictypes.h"
+#include "ui/gfx/point.h"
+
+struct wl_surface;
+
+namespace ui {
+
+class WaylandDisplay;
+class WaylandWidget;
+
+// WaylandWindow wraps a wl_surface and some basic operations for the surface.
+// WaylandWindow also keeps track of the WaylandWidget that will process all
+// events related to the window.
+class WaylandWindow {
+ public:
+  // Creates a toplevel window.
+  WaylandWindow(WaylandWidget* widget, WaylandDisplay* display);
+  // Creates a transient window with an offset of (x,y) from parent.
+  WaylandWindow(WaylandWidget* widget, WaylandDisplay* display,
+                WaylandWindow* parent, int32_t x, int32_t y);
+  ~WaylandWindow();
+
+  void SetVisible(bool visible);
+  bool IsVisible() const;
+
+  // Sets the window to fullscreen if 'fullscreen' is true. Otherwise it sets
+  // it as a normal window.
+  void SetFullscreen(bool fullscreen) { fullscreen_ = fullscreen; }
+  bool IsFullscreen() const { return fullscreen_; }
+
+  // Returns a pointer to the parent window. NULL is this window doesn't have
+  // a parent.
+  WaylandWindow* GetParentWindow() const { return parent_window_; }
+
+  WaylandWidget* GetWidget() const { return widget_; }
+
+  // Returns the pointer to the surface associated with the window.
+  // The WaylandWindow object owns the pointer.
+  wl_surface* GetSurface() const { return surface_; }
+
+  void Configure(uint32_t time, uint32_t edges, int32_t x, int32_t y,
+                 int32_t width, int32_t height);
+
+ private:
+  // The widget that will process events for this window. This is not owned
+  // by the window.
+  WaylandWidget* widget_;
+
+  // Pointer to the display this window is using. This doesn't own the pointer
+  // to the display.
+  WaylandDisplay* display_;
+
+  // When creating a transient window, parent_window_ is set to point to the
+  // parent of this window. We will then use parent_window_ to align this
+  // window at the specified offset in relative_position_.
+  // parent_window_ is not owned by this window.
+  WaylandWindow* parent_window_;
+
+  // Position relative to parent window. This is only used by
+  // a transient window.
+  gfx::Point relative_position_;
+
+  // The native wayland surface associated with this window.
+  wl_surface* surface_;
+
+  // Whether the window is in fullscreen mode.
+  bool fullscreen_;
+
+  DISALLOW_COPY_AND_ASSIGN(WaylandWindow);
+};
+
+}  // namespace ui
+
+#endif  // UI_WAYLAND_WAYLAND_WINDOW_H_