1 // Copyright 2013 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 #ifndef CHROME_BROWSER_UI_VIEWS_AUTOFILL_TOOLTIP_ICON_H_
6 #define CHROME_BROWSER_UI_VIEWS_AUTOFILL_TOOLTIP_ICON_H_
8 #include "base/basictypes.h"
9 #include "base/compiler_specific.h"
10 #include "base/memory/scoped_ptr.h"
11 #include "base/scoped_observer.h"
12 #include "base/strings/string16.h"
13 #include "base/timer/timer.h"
14 #include "ui/views/controls/image_view.h"
15 #include "ui/views/mouse_watcher.h"
16 #include "ui/views/widget/widget_observer.h"
22 // A tooltip icon that shows a bubble on hover. Looks like (?).
23 class TooltipIcon : public views::ImageView,
24 public views::MouseWatcherListener,
25 public views::WidgetObserver {
27 static const char kViewClassName[];
29 explicit TooltipIcon(const base::string16& tooltip);
30 ~TooltipIcon() override;
33 const char* GetClassName() const override;
34 void OnMouseEntered(const ui::MouseEvent& event) override;
35 void OnMouseExited(const ui::MouseEvent& event) override;
36 void OnGestureEvent(ui::GestureEvent* event) override;
37 void GetAccessibleState(ui::AXViewState* state) override;
39 // views::MouseWatcherListener:
40 void MouseMovedOutOfHost() override;
42 // views::WidgetObserver:
43 void OnWidgetDestroyed(views::Widget* widget) override;
46 // Changes this view's image to the resource indicated by |idr|.
47 void ChangeImageTo(int idr);
49 // Creates and shows |bubble_|. If |bubble_| already exists, just cancels a
50 // potential close timer.
53 // Hides |bubble_| if necessary.
56 // The text to show in a bubble when hovered.
57 base::string16 tooltip_;
59 // Whether the mouse is inside this tooltip.
62 // A bubble shown on hover. Weak; owns itself. NULL while hiding.
65 // A timer to delay showing |bubble_|.
66 base::OneShotTimer<TooltipIcon> show_timer_;
68 // A watcher that keeps |bubble_| open if the user's mouse enters it.
69 scoped_ptr<views::MouseWatcher> mouse_watcher_;
71 ScopedObserver<views::Widget, TooltipIcon> observer_;
73 DISALLOW_COPY_AND_ASSIGN(TooltipIcon);
76 } // namespace autofill
78 #endif // CHROME_BROWSER_UI_VIEWS_AUTOFILL_TOOLTIP_ICON_H_