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| 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. | |
| 4 | |
| 5 #ifndef CHROME_BROWSER_UI_VIEWS_AUTOFILL_TOOLTIP_ICON_H_ | |
| 6 #define CHROME_BROWSER_UI_VIEWS_AUTOFILL_TOOLTIP_ICON_H_ | |
| 7 | |
| 8 #include <memory> | |
| 9 | |
| 10 #include "base/compiler_specific.h" | |
| 11 #include "base/macros.h" | |
| 12 #include "base/scoped_observer.h" | |
| 13 #include "base/strings/string16.h" | |
| 14 #include "base/timer/timer.h" | |
| 15 #include "ui/views/bubble/bubble_border.h" | |
| 16 #include "ui/views/controls/image_view.h" | |
| 17 #include "ui/views/mouse_watcher.h" | |
| 18 #include "ui/views/widget/widget_observer.h" | |
| 19 | |
| 20 namespace autofill { | |
| 21 | |
| 22 class InfoBubble; | |
| 23 | |
| 24 // A tooltip icon that shows a bubble on hover. Looks like (?). | |
| 25 class TooltipIcon : public views::ImageView, | |
| 26 public views::MouseWatcherListener, | |
| 27 public views::WidgetObserver { | |
| 28 public: | |
| 29 static const char kViewClassName[]; | |
| 30 | |
| 31 explicit TooltipIcon(const base::string16& tooltip); | |
| 32 ~TooltipIcon() override; | |
| 33 | |
| 34 // views::ImageView: | |
| 35 const char* GetClassName() const override; | |
| 36 void OnMouseEntered(const ui::MouseEvent& event) override; | |
| 37 void OnMouseExited(const ui::MouseEvent& event) override; | |
| 38 void OnGestureEvent(ui::GestureEvent* event) override; | |
| 39 void GetAccessibleNodeData(ui::AXNodeData* node_data) override; | |
| 40 | |
| 41 // views::MouseWatcherListener: | |
| 42 void MouseMovedOutOfHost() override; | |
| 43 | |
| 44 // views::WidgetObserver: | |
| 45 void OnWidgetDestroyed(views::Widget* widget) override; | |
| 46 | |
| 47 void set_bubble_arrow(views::BubbleBorder::Arrow arrow) { | |
| 48 bubble_arrow_ = arrow; | |
| 49 } | |
| 50 | |
| 51 private: | |
| 52 // Changes the color to reflect the hover node_data. | |
| 53 void SetDrawAsHovered(bool hovered); | |
| 54 | |
| 55 // Creates and shows |bubble_|. If |bubble_| already exists, just cancels a | |
| 56 // potential close timer. | |
| 57 void ShowBubble(); | |
| 58 | |
| 59 // Hides |bubble_| if necessary. | |
| 60 void HideBubble(); | |
| 61 | |
| 62 // The text to show in a bubble when hovered. | |
| 63 base::string16 tooltip_; | |
| 64 | |
| 65 // Whether the mouse is inside this tooltip. | |
| 66 bool mouse_inside_; | |
| 67 | |
| 68 // A bubble shown on hover. Weak; owns itself. NULL while hiding. | |
| 69 InfoBubble* bubble_; | |
| 70 | |
| 71 // The position of the bubble's arrow. | |
| 72 views::BubbleBorder::Arrow bubble_arrow_; | |
| 73 | |
| 74 // A timer to delay showing |bubble_|. | |
| 75 base::OneShotTimer show_timer_; | |
| 76 | |
| 77 // A watcher that keeps |bubble_| open if the user's mouse enters it. | |
| 78 std::unique_ptr<views::MouseWatcher> mouse_watcher_; | |
| 79 | |
| 80 ScopedObserver<views::Widget, TooltipIcon> observer_; | |
| 81 | |
| 82 DISALLOW_COPY_AND_ASSIGN(TooltipIcon); | |
| 83 }; | |
| 84 | |
| 85 } // namespace autofill | |
| 86 | |
| 87 #endif // CHROME_BROWSER_UI_VIEWS_AUTOFILL_TOOLTIP_ICON_H_ | |
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