Wayland support for views. views_desktop on Wayland.

views/widget/native_widget_wayland.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 VIEWS_WIDGET_NATIVE_WIDGET_WAYLAND_H_
+#define VIEWS_WIDGET_NATIVE_WIDGET_WAYLAND_H_
+#pragma once
+
+#include <wayland-client.h>
+
+#include "base/memory/scoped_vector.h"
+#include "ui/gfx/gl/gl_context.h"
+#include "ui/gfx/gl/gl_surface.h"
+#include "ui/gfx/size.h"
+#include "ui/wayland/wayland_widget.h"
+#include "views/widget/native_widget_private.h"
+#include "views/widget/widget.h"
+
+typedef struct _cairo_device cairo_device_t;
+typedef struct _cairo_surface cairo_surface_t;
+
+namespace gfx {
+class Rect;
+}
+
+namespace ui {
+class ViewProp;
+class WaylandDisplay;
+class WaylandInputDevice;
+class WaylandWindow;
+}
+
+namespace views {
+
+namespace internal {
+class NativeWidgetDelegate;
+}
+
+// Widget implementation for Wayland
+class NativeWidgetWayland : public internal::NativeWidgetPrivate,
+                            public ui::WaylandWidget {
+ public:
+  explicit NativeWidgetWayland(internal::NativeWidgetDelegate* delegate);
+  virtual ~NativeWidgetWayland();
+
+  // Overridden from NativeWidget:
+  virtual void InitNativeWidget(const Widget::InitParams& params) OVERRIDE;
+  virtual NonClientFrameView* CreateNonClientFrameView() OVERRIDE;
+  virtual void UpdateFrameAfterFrameChange() OVERRIDE;
+  virtual bool ShouldUseNativeFrame() const OVERRIDE;
+  virtual void FrameTypeChanged() OVERRIDE;
+  virtual Widget* GetWidget() OVERRIDE;
+  virtual const Widget* GetWidget() const OVERRIDE;
+  virtual gfx::NativeView GetNativeView() const OVERRIDE;
+  virtual gfx::NativeWindow GetNativeWindow() const OVERRIDE;
+  virtual Widget* GetTopLevelWidget() OVERRIDE;
+  virtual const ui::Compositor* GetCompositor() const OVERRIDE;
+  virtual ui::Compositor* GetCompositor() OVERRIDE;
+  virtual void MarkLayerDirty() OVERRIDE;
+  virtual void CalculateOffsetToAncestorWithLayer(gfx::Point* offset,
+                                                  View** ancestor) OVERRIDE;
+  virtual void ViewRemoved(View* view) OVERRIDE;
+  virtual void SetNativeWindowProperty(const char* name, void* value) OVERRIDE;
+  virtual void* GetNativeWindowProperty(const char* name) const OVERRIDE;
+  virtual TooltipManager* GetTooltipManager() const OVERRIDE;
+  virtual bool IsScreenReaderActive() const OVERRIDE;
+  virtual void SendNativeAccessibilityEvent(
+      View* view,
+      ui::AccessibilityTypes::Event event_type) OVERRIDE;
+  virtual void SetMouseCapture() OVERRIDE;
+  virtual void ReleaseMouseCapture() OVERRIDE;
+  virtual bool HasMouseCapture() const OVERRIDE;
+  virtual InputMethod* CreateInputMethod() OVERRIDE;
+  virtual void CenterWindow(const gfx::Size& size) OVERRIDE;
+  virtual void GetWindowBoundsAndMaximizedState(gfx::Rect* bounds,
+                                                bool* maximized) const OVERRIDE;
+  virtual void SetWindowTitle(const std::wstring& title) OVERRIDE;
+  virtual void SetWindowIcons(const SkBitmap& window_icon,
+                              const SkBitmap& app_icon) OVERRIDE;
+  virtual void SetAccessibleName(const std::wstring& name) OVERRIDE;
+  virtual void SetAccessibleRole(ui::AccessibilityTypes::Role role) OVERRIDE;
+  virtual void SetAccessibleState(ui::AccessibilityTypes::State state) OVERRIDE;
+  virtual void BecomeModal() OVERRIDE;
+  virtual gfx::Rect GetWindowScreenBounds() const OVERRIDE;
+  virtual gfx::Rect GetClientAreaScreenBounds() const OVERRIDE;
+  virtual gfx::Rect GetRestoredBounds() const OVERRIDE;
+  virtual void SetBounds(const gfx::Rect& bounds) OVERRIDE;
+  virtual void SetSize(const gfx::Size& size) OVERRIDE;
+  virtual void SetBoundsConstrained(const gfx::Rect& bounds,
+                                    Widget* other_widget) OVERRIDE;
+  virtual void MoveAbove(gfx::NativeView native_view) OVERRIDE;
+  virtual void MoveToTop() OVERRIDE;
+  virtual void SetShape(gfx::NativeRegion shape) OVERRIDE;
+  virtual void Close() OVERRIDE;
+  virtual void CloseNow() OVERRIDE;
+  virtual void EnableClose(bool enable) OVERRIDE;
+  virtual void Show() OVERRIDE;
+  virtual void Hide() OVERRIDE;
+  virtual void ShowMaximizedWithBounds(
+      const gfx::Rect& restored_bounds) OVERRIDE;
+  virtual void ShowWithState(ShowState state) OVERRIDE;
+  virtual bool IsVisible() const OVERRIDE;
+  virtual void Activate() OVERRIDE;
+  virtual void Deactivate() OVERRIDE;
+  virtual bool IsActive() const OVERRIDE;
+  virtual void SetAlwaysOnTop(bool always_on_top) OVERRIDE;
+  virtual void Maximize() OVERRIDE;
+  virtual void Minimize() OVERRIDE;
+  virtual bool IsMaximized() const OVERRIDE;
+  virtual bool IsMinimized() const OVERRIDE;
+  virtual void Restore() OVERRIDE;
+  virtual void SetFullscreen(bool fullscreen) OVERRIDE;
+  virtual bool IsFullscreen() const OVERRIDE;
+  virtual void SetOpacity(unsigned char opacity) OVERRIDE;
+  virtual void SetUseDragFrame(bool use_drag_frame) OVERRIDE;
+  virtual bool IsAccessibleWidget() const OVERRIDE;
+  virtual void RunShellDrag(View* view,
+                            const ui::OSExchangeData& data,
+                            int operation) OVERRIDE;
+  virtual void SchedulePaintInRect(const gfx::Rect& rect) OVERRIDE;
+  virtual void SetCursor(gfx::NativeCursor cursor) OVERRIDE;
+  virtual void ClearNativeFocus() OVERRIDE;
+  virtual void FocusNativeView(gfx::NativeView native_view) OVERRIDE;
+  virtual bool ConvertPointFromAncestor(
+      const Widget* ancestor, gfx::Point* point) const OVERRIDE;
+
+  virtual void OnMotionNotify(ui::WaylandEvent event) OVERRIDE;
+  virtual void OnButtonNotify(ui::WaylandEvent event) OVERRIDE;
+  virtual void OnKeyNotify(ui::WaylandEvent event) OVERRIDE;
+  virtual void OnPointerFocus(ui::WaylandEvent event) OVERRIDE;
+  virtual void OnKeyboardFocus(ui::WaylandEvent event) OVERRIDE;
+
+  virtual void OnGeometryChange(ui::WaylandEvent event) OVERRIDE;
+
+ private:
+  typedef ScopedVector<ui::ViewProp> ViewProps;
+
+  // Overridden from NativeWidget
+  virtual gfx::AcceleratedWidget GetAcceleratedWidget() OVERRIDE;
+
+  // Overridden from internal::InputMethodDelegate
+  virtual void DispatchKeyEventPostIME(const KeyEvent& key) OVERRIDE;
+
+  void OnPaint(gfx::Rect damage_area);
+
+  static gboolean IdleRedraw(void* ptr);
+
+  // A delegate implementation that handles events received here.
+  // See class documentation for Widget in widget.h for a note about ownership.
+  internal::NativeWidgetDelegate* delegate_;
+
+  scoped_ptr<TooltipManager> tooltip_manager_;
+
+  // The following factory is used to delay destruction.
+  ScopedRunnableMethodFactory<NativeWidgetWayland> close_widget_factory_;
+
+  // See class documentation for Widget in widget.h for a note about ownership.
+  Widget::InitParams::Ownership ownership_;
+
+  // Keeps track of mause capture for this widget.
+  bool has_mouse_capture_;
+
+  // Current window allocation
+  gfx::Rect allocation_;
+  // Previous allocation. Used to restore the size and location.
+  gfx::Rect saved_allocation_;
+
+  // The compositor for accelerated drawing.
+  scoped_refptr<ui::Compositor> compositor_;
+
+  ViewProps props_;
+
+  // Pointer to the Wayland display. This object doesn't own the pointer.
+  ui::WaylandDisplay* wayland_display_;
+
+  // Wayland window associated with this widget.
+  ui::WaylandWindow* wayland_window_;
+
+  // The accelerated surface associated with a Wayland window.
+  struct wl_egl_window* egl_window_;
+
+  cairo_device_t* device_;
+
+  // Cairo surface associated with the Wayland accelerated surface. This is
+  // used when we're not using the accelerated painting path.
+  cairo_surface_t* cairo_surface_;
+  const cairo_user_data_key_t surface_data_key_;
+
+  // Used to accumulate damaged area between repaints.
+  // Necessary since Wayland seems to expect at most one paint per frame.
+  gfx::Rect damage_area_;
+
+  // The GL surface and context used to render when we're using unaccelerated
+  // rendering. If we're using accelerated rendering, we'll have a compositor
+  // and the compositor will have these, so we don't need to worry about them.
+  scoped_refptr<gfx::GLSurface> surface_;
+  scoped_refptr<gfx::GLContext> context_;
+
+  DISALLOW_COPY_AND_ASSIGN(NativeWidgetWayland);
+};
+
+}  // namespace views
+
+#endif  // VIEWS_WIDGET_NATIVE_WIDGET_WAYLAND_H_