ui/app_list/views/search_result_view.h

   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 UI_APP_LIST_VIEWS_SEARCH_RESULT_VIEW_H_
   6 #define UI_APP_LIST_VIEWS_SEARCH_RESULT_VIEW_H_
   7
   8 #include <string>
   9 #include <vector>
  10
  11 #include "base/basictypes.h"
  12 #include "base/compiler_specific.h"
  13 #include "base/memory/scoped_ptr.h"
  14 #include "base/strings/string16.h"
  15 #include "ui/app_list/search_result_observer.h"
  16 #include "ui/app_list/views/search_result_actions_view_delegate.h"
  17 #include "ui/views/context_menu_controller.h"
  18 #include "ui/views/controls/button/custom_button.h"
  19
  20 namespace gfx {
  21 class RenderText;
  22 }
  23
  24 namespace views {
  25 class ImageButton;
  26 class ImageView;
  27 class MenuRunner;
  28 }
  29
  30 namespace app_list {
  31 namespace test {
  32 class SearchResultListViewTest;
  33 }  // namespace test
  34
  35 class ProgressBarView;
  36 class SearchResult;
  37 class SearchResultListView;
  38 class SearchResultViewDelegate;
  39 class SearchResultActionsView;
  40
  41 // SearchResultView displays a SearchResult.
  42 class APP_LIST_EXPORT SearchResultView
  43     : public views::CustomButton,
  44       public views::ButtonListener,
  45       public views::ContextMenuController,
  46       public SearchResultObserver,
  47       NON_EXPORTED_BASE(public SearchResultActionsViewDelegate) {
  48  public:
  49   // Internal class name.
  50   static const char kViewClassName[];
  51
  52   explicit SearchResultView(SearchResultListView* list_view);
  53   ~SearchResultView() override;
  54
  55   // Sets/gets SearchResult displayed by this view.
  56   void SetResult(SearchResult* result);
  57   SearchResult* result() { return result_; }
  58
  59   // Clears reference to SearchResult but don't schedule repaint.
  60   void ClearResultNoRepaint();
  61
  62   // Clears the selected action.
  63   void ClearSelectedAction();
  64
  65   // Computes the button's spoken feedback name.
  66   base::string16 ComputeAccessibleName() const;
  67
  68   void set_is_last_result(bool is_last) { is_last_result_ = is_last; }
  69
  70  private:
  71   friend class app_list::test::SearchResultListViewTest;
  72
  73   void UpdateTitleText();
  74   void UpdateDetailsText();
  75   void UpdateAccessibleName();
  76
  77   // views::View overrides:
  78   const char* GetClassName() const override;
  79   gfx::Size GetPreferredSize() const override;
  80   void Layout() override;
  81   bool OnKeyPressed(const ui::KeyEvent& event) override;
  82   void ChildPreferredSizeChanged(views::View* child) override;
  83   void OnPaint(gfx::Canvas* canvas) override;
  84
  85   // views::ButtonListener overrides:
  86   void ButtonPressed(views::Button* sender, const ui::Event& event) override;
  87
  88   // views::ContextMenuController overrides:
  89   void ShowContextMenuForView(views::View* source,
  90                               const gfx::Point& point,
  91                               ui::MenuSourceType source_type) override;
  92
  93   // SearchResultObserver overrides:
  94   void OnIconChanged() override;
  95   void OnBadgeIconChanged() override;
  96   void OnActionsChanged() override;
  97   void OnIsInstallingChanged() override;
  98   void OnPercentDownloadedChanged() override;
  99   void OnItemInstalled() override;
 100
 101   void SetIconImage(const gfx::ImageSkia& source,
 102                     views::ImageView* const icon,
 103                     const int icon_dimension);
 104
 105   // SearchResultActionsViewDelegate overrides:
 106   void OnSearchResultActionActivated(size_t index, int event_flags) override;
 107
 108   SearchResult* result_;  // Owned by AppListModel::SearchResults.
 109
 110   bool is_last_result_;
 111
 112   // Parent list view. Owned by views hierarchy.
 113   SearchResultListView* list_view_;
 114
 115   views::ImageView* icon_;  // Owned by views hierarchy.
 116   views::ImageView* badge_icon_;  // Owned by views hierarchy.
 117   scoped_ptr<gfx::RenderText> title_text_;
 118   scoped_ptr<gfx::RenderText> details_text_;
 119   SearchResultActionsView* actions_view_;  // Owned by the views hierarchy.
 120   ProgressBarView* progress_bar_;  // Owned by views hierarchy.
 121
 122   scoped_ptr<views::MenuRunner> context_menu_runner_;
 123
 124   DISALLOW_COPY_AND_ASSIGN(SearchResultView);
 125 };
 126
 127 }  // namespace app_list
 128
 129 #endif  // UI_APP_LIST_VIEWS_SEARCH_RESULT_VIEW_H_