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| 1 // Copyright (c) 2012 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 ASH_SYSTEM_TRAY_TRAY_DETAILS_VIEW_H_ | |
| 6 #define ASH_SYSTEM_TRAY_TRAY_DETAILS_VIEW_H_ | |
| 7 | |
| 8 #include <memory> | |
| 9 | |
| 10 #include "ash/ash_export.h" | |
| 11 #include "ash/system/tray/special_popup_row.h" | |
| 12 #include "ash/system/tray/tray_constants.h" | |
| 13 #include "ash/system/tray/view_click_listener.h" | |
| 14 #include "base/macros.h" | |
| 15 #include "base/timer/timer.h" | |
| 16 #include "ui/views/controls/button/button.h" | |
| 17 #include "ui/views/view.h" | |
| 18 | |
| 19 namespace views { | |
| 20 class BoxLayout; | |
| 21 class CustomButton; | |
| 22 class ProgressBar; | |
| 23 class ScrollView; | |
| 24 } // namespace views | |
| 25 | |
| 26 namespace ash { | |
| 27 namespace test { | |
| 28 class TrayDetailsViewTest; | |
| 29 } // namespace test | |
| 30 | |
| 31 class ScrollBorder; | |
| 32 class SystemTrayItem; | |
| 33 class TriView; | |
| 34 | |
| 35 class ASH_EXPORT TrayDetailsView : public views::View, | |
| 36 public ViewClickListener, | |
| 37 public views::ButtonListener { | |
| 38 public: | |
| 39 explicit TrayDetailsView(SystemTrayItem* owner); | |
| 40 ~TrayDetailsView() override; | |
| 41 | |
| 42 // ViewClickListener: | |
| 43 // Don't override this --- override HandleViewClicked. | |
| 44 void OnViewClicked(views::View* sender) final; | |
| 45 | |
| 46 // views::ButtonListener: | |
| 47 // Don't override this --- override HandleButtonPressed. | |
| 48 void ButtonPressed(views::Button* sender, const ui::Event& event) final; | |
| 49 | |
| 50 SystemTrayItem* owner() { return owner_; } | |
| 51 SpecialPopupRow* title_row() { return title_row_; } | |
| 52 views::ScrollView* scroller() { return scroller_; } | |
| 53 views::View* scroll_content() { return scroll_content_; } | |
| 54 | |
| 55 protected: | |
| 56 // views::View: | |
| 57 void Layout() override; | |
| 58 int GetHeightForWidth(int width) const override; | |
| 59 void OnPaintBorder(gfx::Canvas* canvas) override; | |
| 60 | |
| 61 // Exposes the layout manager of this view to give control to subclasses. | |
| 62 views::BoxLayout* box_layout() { return box_layout_; } | |
| 63 | |
| 64 // Creates the row containing the back button and title. For material design | |
| 65 // this appears at the top of the view, for non-material design it appears | |
| 66 // at the bottom. | |
| 67 void CreateTitleRow(int string_id); | |
| 68 | |
| 69 // Creates a scrollable list. The list has a border at the bottom if there is | |
| 70 // any other view between the list and the footer row at the bottom. | |
| 71 void CreateScrollableList(); | |
| 72 | |
| 73 // Adds a separator in scrollable list. | |
| 74 void AddScrollSeparator(); | |
| 75 | |
| 76 // Removes (and destroys) all child views. | |
| 77 void Reset(); | |
| 78 | |
| 79 // Shows or hides the progress bar below the title row. It occupies the same | |
| 80 // space as the separator, so when shown the separator is hidden. If | |
| 81 // |progress_bar_| doesn't already exist it will be created. | |
| 82 void ShowProgress(double value, bool visible); | |
| 83 | |
| 84 // Helper functions which create and return the settings and help buttons, | |
| 85 // respectively, used in the material design top-most header row. The caller | |
| 86 // assumes ownership of the returned buttons. | |
| 87 views::CustomButton* CreateSettingsButton(LoginStatus status, | |
| 88 int setting_accessible_name_id); | |
| 89 views::CustomButton* CreateHelpButton(LoginStatus status); | |
| 90 | |
| 91 TriView* tri_view() { return tri_view_; } | |
| 92 | |
| 93 private: | |
| 94 friend class test::TrayDetailsViewTest; | |
| 95 | |
| 96 // Overridden to handle clicks on subclass-specific views. | |
| 97 virtual void HandleViewClicked(views::View* view); | |
| 98 | |
| 99 // Overridden to handle button presses on subclass-specific buttons. | |
| 100 virtual void HandleButtonPressed(views::Button* sender, | |
| 101 const ui::Event& event); | |
| 102 | |
| 103 // Creates and adds subclass-specific buttons to the title row. | |
| 104 virtual void CreateExtraTitleRowButtons(); | |
| 105 | |
| 106 // Transition to default view from details view. If |title_row_| has focus | |
| 107 // before transition, the default view should focus on the owner of this | |
| 108 // details view. | |
| 109 // | |
| 110 // In Material Design the actual transition is intentionally delayed to allow | |
| 111 // the user to perceive the ink drop animation on the clicked target. | |
| 112 void TransitionToDefaultView(); | |
| 113 | |
| 114 // Actually transitions to the default view. | |
| 115 void DoTransitionToDefaultView(); | |
| 116 | |
| 117 // Helper function which creates and returns the back button used in the | |
| 118 // material design top-most header row. The caller assumes ownership of the | |
| 119 // returned button. | |
| 120 views::Button* CreateBackButton(); | |
| 121 | |
| 122 SystemTrayItem* owner_; | |
| 123 views::BoxLayout* box_layout_; | |
| 124 SpecialPopupRow* title_row_; // Not used in material design. | |
| 125 views::ScrollView* scroller_; | |
| 126 views::View* scroll_content_; | |
| 127 views::ProgressBar* progress_bar_; | |
| 128 | |
| 129 ScrollBorder* scroll_border_; // Weak reference | |
| 130 | |
| 131 // The container view for the top-most title row in material design. | |
| 132 TriView* tri_view_; | |
| 133 | |
| 134 // The back button that appears in the material design title row. Not owned. | |
| 135 views::Button* back_button_; | |
| 136 | |
| 137 // Used to delay the transition to the default view. | |
| 138 base::OneShotTimer transition_delay_timer_; | |
| 139 | |
| 140 DISALLOW_COPY_AND_ASSIGN(TrayDetailsView); | |
| 141 }; | |
| 142 | |
| 143 } // namespace ash | |
| 144 | |
| 145 #endif // ASH_SYSTEM_TRAY_TRAY_DETAILS_VIEW_H_ | |
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