src/ui/app_list/views/search_result_list_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_LIST_VIEW_H_
   6 #define UI_APP_LIST_VIEWS_SEARCH_RESULT_LIST_VIEW_H_
   7
   8 #include "base/basictypes.h"
   9 #include "base/memory/weak_ptr.h"
  10 #include "ui/app_list/views/search_result_container_view.h"
  11 #include "ui/gfx/animation/animation_delegate.h"
  12 #include "ui/views/view.h"
  13
  14 namespace gfx {
  15 class LinearAnimation;
  16 }
  17
  18 namespace app_list {
  19 namespace test {
  20 class SearchResultListViewTest;
  21 }
  22
  23 class AppListViewDelegate;
  24 class SearchResultListViewDelegate;
  25 class SearchResultView;
  26
  27 // SearchResultListView displays SearchResultList with a list of
  28 // SearchResultView.
  29 class APP_LIST_EXPORT SearchResultListView : public gfx::AnimationDelegate,
  30                                              public SearchResultContainerView {
  31  public:
  32   SearchResultListView(SearchResultListViewDelegate* delegate,
  33                        AppListViewDelegate* view_delegate);
  34   ~SearchResultListView() override;
  35
  36   void SetSelectedIndex(int selected_index);
  37
  38   void UpdateAutoLaunchState();
  39
  40   bool IsResultViewSelected(const SearchResultView* result_view) const;
  41
  42   void SearchResultActivated(SearchResultView* view, int event_flags);
  43
  44   void SearchResultActionActivated(SearchResultView* view,
  45                                    size_t action_index,
  46                                    int event_flags);
  47
  48   void OnSearchResultInstalled(SearchResultView* view);
  49
  50   void OnSearchResultUninstalled(SearchResultView* view);
  51
  52   // Overridden from views::View:
  53   bool OnKeyPressed(const ui::KeyEvent& event) override;
  54   gfx::Size GetPreferredSize() const override;
  55
  56   // Overridden from ui::ListModelObserver:
  57   void ListItemsRemoved(size_t start, size_t count) override;
  58
  59   // Overridden from SearchResultContainerView:
  60   void Update() override;
  61
  62  private:
  63   friend class test::SearchResultListViewTest;
  64
  65   // Updates the auto launch states.
  66   void SetAutoLaunchTimeout(const base::TimeDelta& timeout);
  67   void CancelAutoLaunchTimeout();
  68
  69   // Helper function to get SearchResultView at given |index|.
  70   SearchResultView* GetResultViewAt(int index);
  71
  72   // Forcibly auto-launch for test if it is in auto-launching state.
  73   void ForceAutoLaunchForTest();
  74
  75   // Overridden from views::View:
  76   void Layout() override;
  77   int GetHeightForWidth(int w) const override;
  78   void VisibilityChanged(views::View* starting_from, bool is_visible) override;
  79
  80   // Overridden from gfx::AnimationDelegate:
  81   void AnimationEnded(const gfx::Animation* animation) override;
  82   void AnimationProgressed(const gfx::Animation* animation) override;
  83
  84   SearchResultListViewDelegate* delegate_;  // Not owned.
  85   AppListViewDelegate* view_delegate_;  // Not owned.
  86
  87   views::View* results_container_;
  88   views::View* auto_launch_indicator_;
  89   scoped_ptr<gfx::LinearAnimation> auto_launch_animation_;
  90
  91   int last_visible_index_;
  92   int selected_index_;
  93
  94   DISALLOW_COPY_AND_ASSIGN(SearchResultListView);
  95 };
  96
  97 }  // namespace app_list
  98
  99 #endif  // UI_APP_LIST_VIEWS_SEARCH_RESULT_LIST_VIEW_H_