ui/views/widget/native_widget_mac.h

// Copyright 2014 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_VIEWS_WIDGET_NATIVE_WIDGET_MAC_H_
#define UI_VIEWS_WIDGET_NATIVE_WIDGET_MAC_H_

#include "ui/gfx/native_widget_types.h"
#include "ui/views/widget/native_widget_private.h"

namespace views {
namespace test {
class MockNativeWidgetMac;
}

class BridgedNativeWidget;

class VIEWS_EXPORT NativeWidgetMac : public internal::NativeWidgetPrivate {
 public:
  NativeWidgetMac(internal::NativeWidgetDelegate* delegate);
  ~NativeWidgetMac() override;

  // Retrieves the bridge associated with the given NSWindow. Returns null if
  // the supplied handle has no associated Widget.
  static BridgedNativeWidget* GetBridgeForNativeWindow(
      gfx::NativeWindow window);

  // Deletes |bridge_| and informs |delegate_| that the native widget is
  // destroyed.
  // This is usually called from the NSWindowDelegate. A derived class can
  // override this method for an early hook into the native window teardown.
  virtual void OnWindowWillClose();

  // internal::NativeWidgetPrivate:
  void InitNativeWidget(const Widget::InitParams& params) override;
  NonClientFrameView* CreateNonClientFrameView() override;
  bool ShouldUseNativeFrame() const override;
  bool ShouldWindowContentsBeTransparent() const override;
  void FrameTypeChanged() override;
  Widget* GetWidget() override;
  const Widget* GetWidget() const override;
  gfx::NativeView GetNativeView() const override;
  gfx::NativeWindow GetNativeWindow() const override;
  Widget* GetTopLevelWidget() override;
  const ui::Compositor* GetCompositor() const override;
  const ui::Layer* GetLayer() const override;
  void ReorderNativeViews() override;
  void ViewRemoved(View* view) override;
  void SetNativeWindowProperty(const char* name, void* value) override;
  void* GetNativeWindowProperty(const char* name) const override;
  TooltipManager* GetTooltipManager() const override;
  void SetCapture() override;
  void ReleaseCapture() override;
  bool HasCapture() const override;
  InputMethod* CreateInputMethod() override;
  internal::InputMethodDelegate* GetInputMethodDelegate() override;
  ui::InputMethod* GetHostInputMethod() override;
  void CenterWindow(const gfx::Size& size) override;
  void GetWindowPlacement(gfx::Rect* bounds,
                          ui::WindowShowState* maximized) const override;
  bool SetWindowTitle(const base::string16& title) override;
  void SetWindowIcons(const gfx::ImageSkia& window_icon,
                      const gfx::ImageSkia& app_icon) override;
  void InitModalType(ui::ModalType modal_type) override;
  gfx::Rect GetWindowBoundsInScreen() const override;
  gfx::Rect GetClientAreaBoundsInScreen() const override;
  gfx::Rect GetRestoredBounds() const override;
  void SetBounds(const gfx::Rect& bounds) override;
  void SetSize(const gfx::Size& size) override;
  void StackAbove(gfx::NativeView native_view) override;
  void StackAtTop() override;
  void StackBelow(gfx::NativeView native_view) override;
  void SetShape(gfx::NativeRegion shape) override;
  void Close() override;
  void CloseNow() override;
  void Show() override;
  void Hide() override;
  void ShowMaximizedWithBounds(const gfx::Rect& restored_bounds) override;
  void ShowWithWindowState(ui::WindowShowState state) override;
  bool IsVisible() const override;
  void Activate() override;
  void Deactivate() override;
  bool IsActive() const override;
  void SetAlwaysOnTop(bool always_on_top) override;
  bool IsAlwaysOnTop() const override;
  void SetVisibleOnAllWorkspaces(bool always_visible) override;
  void Maximize() override;
  void Minimize() override;
  bool IsMaximized() const override;
  bool IsMinimized() const override;
  void Restore() override;
  void SetFullscreen(bool fullscreen) override;
  bool IsFullscreen() const override;
  void SetOpacity(unsigned char opacity) override;
  void SetUseDragFrame(bool use_drag_frame) override;
  void FlashFrame(bool flash_frame) override;
  void RunShellDrag(View* view,
                    const ui::OSExchangeData& data,
                    const gfx::Point& location,
                    int operation,
                    ui::DragDropTypes::DragEventSource source) override;
  void SchedulePaintInRect(const gfx::Rect& rect) override;
  void SetCursor(gfx::NativeCursor cursor) override;
  bool IsMouseEventsEnabled() const override;
  void ClearNativeFocus() override;
  gfx::Rect GetWorkAreaBoundsInScreen() const override;
  Widget::MoveLoopResult RunMoveLoop(
      const gfx::Vector2d& drag_offset,
      Widget::MoveLoopSource source,
      Widget::MoveLoopEscapeBehavior escape_behavior) override;
  void EndMoveLoop() override;
  void SetVisibilityChangedAnimationsEnabled(bool value) override;
  void SetVisibilityAnimationDuration(const base::TimeDelta& duration) override;
  void SetVisibilityAnimationTransition(
      Widget::VisibilityTransition transition) override;
  ui::NativeTheme* GetNativeTheme() const override;
  void OnRootViewLayout() override;
  bool IsTranslucentWindowOpacitySupported() const override;
  void OnSizeConstraintsChanged() override;
  void RepostNativeEvent(gfx::NativeEvent native_event) override;

 protected:
  // Creates the NSWindow that will be passed to the BridgedNativeWidget.
  // Called by InitNativeWidget. The return value will be autoreleased.
  virtual gfx::NativeWindow CreateNSWindow(const Widget::InitParams& params);

  internal::NativeWidgetDelegate* delegate() { return delegate_; }

 private:
  friend class test::MockNativeWidgetMac;

  internal::NativeWidgetDelegate* delegate_;
  scoped_ptr<BridgedNativeWidget> bridge_;

  Widget::InitParams::Ownership ownership_;

  DISALLOW_COPY_AND_ASSIGN(NativeWidgetMac);
};

}  // namespace views

#endif  // UI_VIEWS_WIDGET_NATIVE_WIDGET_MAC_H_