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// Copyright (c) 2012 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_AURA_H_
#define UI_VIEWS_WIDGET_NATIVE_WIDGET_AURA_H_
#include "base/memory/scoped_vector.h"
#include "base/memory/weak_ptr.h"
#include "ui/aura/client/focus_change_observer.h"
#include "ui/aura/window_delegate.h"
#include "ui/aura/window_observer.h"
#include "ui/base/cursor/cursor.h"
#include "ui/events/event_constants.h"
#include "ui/views/ime/input_method_delegate.h"
#include "ui/views/views_export.h"
#include "ui/views/widget/native_widget_private.h"
#include "ui/wm/public/activation_change_observer.h"
#include "ui/wm/public/activation_delegate.h"
#include "ui/wm/public/drag_drop_delegate.h"
namespace aura {
class Window;
}
namespace gfx {
class FontList;
}
namespace views {
class DropHelper;
class TooltipManagerAura;
class WindowReorderer;
class VIEWS_EXPORT NativeWidgetAura
: public internal::NativeWidgetPrivate,
public internal::InputMethodDelegate,
public aura::WindowDelegate,
public aura::WindowObserver,
public aura::client::ActivationDelegate,
public aura::client::ActivationChangeObserver,
public aura::client::FocusChangeObserver,
public aura::client::DragDropDelegate {
public:
explicit NativeWidgetAura(internal::NativeWidgetDelegate* delegate);
// Called internally by NativeWidgetAura and DesktopNativeWidgetAura to
// associate |native_widget| with |window|.
static void RegisterNativeWidgetForWindow(
internal::NativeWidgetPrivate* native_widget,
aura::Window* window);
// Overridden from 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;
// Overridden from views::InputMethodDelegate:
void DispatchKeyEventPostIME(const ui::KeyEvent& key) override;
// Overridden from aura::WindowDelegate:
gfx::Size GetMinimumSize() const override;
gfx::Size GetMaximumSize() const override;
void OnBoundsChanged(const gfx::Rect& old_bounds,
const gfx::Rect& new_bounds) override;
gfx::NativeCursor GetCursor(const gfx::Point& point) override;
int GetNonClientComponent(const gfx::Point& point) const override;
bool ShouldDescendIntoChildForEventHandling(
aura::Window* child,
const gfx::Point& location) override;
bool CanFocus() override;
void OnCaptureLost() override;
void OnPaint(gfx::Canvas* canvas) override;
void OnDeviceScaleFactorChanged(float device_scale_factor) override;
void OnWindowDestroying(aura::Window* window) override;
void OnWindowDestroyed(aura::Window* window) override;
void OnWindowTargetVisibilityChanged(bool visible) override;
bool HasHitTestMask() const override;
void GetHitTestMask(gfx::Path* mask) const override;
// Overridden from aura::WindowObserver:
void OnWindowPropertyChanged(aura::Window* window,
const void* key,
intptr_t old) override;
// Overridden from ui::EventHandler:
void OnKeyEvent(ui::KeyEvent* event) override;
void OnMouseEvent(ui::MouseEvent* event) override;
void OnScrollEvent(ui::ScrollEvent* event) override;
void OnGestureEvent(ui::GestureEvent* event) override;
// Overridden from aura::client::ActivationDelegate:
bool ShouldActivate() const override;
// Overridden from aura::client::ActivationChangeObserver:
void OnWindowActivated(aura::Window* gained_active,
aura::Window* lost_active) override;
// Overridden from aura::client::FocusChangeObserver:
void OnWindowFocused(aura::Window* gained_focus,
aura::Window* lost_focus) override;
// Overridden from aura::client::DragDropDelegate:
void OnDragEntered(const ui::DropTargetEvent& event) override;
int OnDragUpdated(const ui::DropTargetEvent& event) override;
void OnDragExited() override;
int OnPerformDrop(const ui::DropTargetEvent& event) override;
protected:
~NativeWidgetAura() override;
internal::NativeWidgetDelegate* delegate() { return delegate_; }
private:
class ActiveWindowObserver;
void SetInitialFocus(ui::WindowShowState show_state);
internal::NativeWidgetDelegate* delegate_;
// WARNING: set to NULL when destroyed. As the Widget is not necessarily
// destroyed along with |window_| all usage of |window_| should first verify
// non-NULL.
aura::Window* window_;
// See class documentation for Widget in widget.h for a note about ownership.
Widget::InitParams::Ownership ownership_;
// Are we in the destructor?
bool destroying_;
gfx::NativeCursor cursor_;
// The saved window state for exiting full screen state.
ui::WindowShowState saved_window_state_;
scoped_ptr<TooltipManagerAura> tooltip_manager_;
// Reorders child windows of |window_| associated with a view based on the
// order of the associated views in the widget's view hierarchy.
scoped_ptr<WindowReorderer> window_reorderer_;
scoped_ptr<DropHelper> drop_helper_;
int last_drop_operation_;
// The following factory is used for calls to close the NativeWidgetAura
// instance.
base::WeakPtrFactory<NativeWidgetAura> close_widget_factory_;
DISALLOW_COPY_AND_ASSIGN(NativeWidgetAura);
};
} // namespace views
#endif // UI_VIEWS_WIDGET_NATIVE_WIDGET_AURA_H_
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