ui/app_list/views/search_result_page_view.h

   1 // Copyright 2014 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_PAGE_VIEW_H_
   6 #define UI_APP_LIST_VIEWS_SEARCH_RESULT_PAGE_VIEW_H_
   7
   8 #include <vector>
   9
  10 #include "base/basictypes.h"
  11 #include "base/memory/weak_ptr.h"
  12 #include "ui/app_list/app_list_export.h"
  13 #include "ui/app_list/app_list_model.h"
  14 #include "ui/app_list/views/app_list_page.h"
  15 #include "ui/app_list/views/search_result_container_view.h"
  16
  17 namespace app_list {
  18
  19 class AppListMainView;
  20 class AppListViewDelegate;
  21
  22 // The start page for the experimental app list.
  23 class APP_LIST_EXPORT SearchResultPageView
  24     : public AppListPage,
  25       public SearchResultContainerView::Delegate {
  26  public:
  27   SearchResultPageView();
  28   ~SearchResultPageView() override;
  29
  30   int selected_index() { return selected_index_; }
  31   bool HasSelection() { return selected_index_ > -1; }
  32   void SetSelection(bool select);  // Set or unset result selection.
  33
  34   void AddSearchResultContainerView(
  35       AppListModel::SearchResults* result_model,
  36       SearchResultContainerView* result_container);
  37
  38   const std::vector<SearchResultContainerView*>& result_container_views() {
  39     return result_container_views_;
  40   }
  41
  42   // Overridden from views::View:
  43   bool OnKeyPressed(const ui::KeyEvent& event) override;
  44
  45   // AppListPage overrides:
  46   gfx::Rect GetPageBoundsForState(AppListModel::State state) const override;
  47   void OnAnimationUpdated(double progress,
  48                           AppListModel::State from_state,
  49                           AppListModel::State to_state) override;
  50   int GetSearchBoxZHeight() const override;
  51   void OnHidden() override;
  52
  53   void ClearSelectedIndex();
  54
  55   // Overridden from SearchResultContainerView::Delegate :
  56   void OnSearchResultContainerResultsChanged() override;
  57
  58  private:
  59   // |directional_movement| is true if the navigation was caused by directional
  60   // controls (eg, arrow keys), as opposed to linear controls (eg, Tab).
  61   void SetSelectedIndex(int index, bool directional_movement);
  62   bool IsValidSelectionIndex(int index);
  63
  64   // The SearchResultContainerViews that compose the search page. All owned by
  65   // the views hierarchy.
  66   std::vector<SearchResultContainerView*> result_container_views_;
  67
  68   // -1 indicates no selection.
  69   int selected_index_;
  70
  71   DISALLOW_COPY_AND_ASSIGN(SearchResultPageView);
  72 };
  73
  74 }  // namespace app_list
  75
  76 #endif  // UI_APP_LIST_VIEWS_SEARCH_RESULT_PAGE_VIEW_H_