src/ui/app_list/views/apps_container_view.cc

   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 #include "ui/app_list/views/apps_container_view.h"
   6
   7 #include "ui/app_list/app_list_constants.h"
   8 #include "ui/app_list/app_list_folder_item.h"
   9 #include "ui/app_list/pagination_model.h"
  10 #include "ui/app_list/views/app_list_folder_view.h"
  11 #include "ui/app_list/views/app_list_main_view.h"
  12 #include "ui/app_list/views/apps_grid_view.h"
  13
  14 namespace app_list {
  15
  16 AppsContainerView::AppsContainerView(AppListMainView* app_list_main_view,
  17                                      PaginationModel* pagination_model,
  18                                      AppListModel* model,
  19                                      content::WebContents* start_page_contents)
  20     : model_(model),
  21       show_state_(SHOW_APPS) {
  22   apps_grid_view_ = new AppsGridView(
  23       app_list_main_view, pagination_model, start_page_contents);
  24   apps_grid_view_->SetLayout(kPreferredIconDimension,
  25                              kPreferredCols,
  26                              kPreferredRows);
  27   AddChildView(apps_grid_view_);
  28
  29   app_list_folder_view_ = new AppListFolderView(
  30       this,
  31       model,
  32       app_list_main_view,
  33       start_page_contents);
  34   AddChildView(app_list_folder_view_);
  35
  36   apps_grid_view_->SetModel(model_);
  37   apps_grid_view_->SetItemList(model_->item_list());
  38 }
  39
  40 AppsContainerView::~AppsContainerView() {
  41 }
  42
  43 void AppsContainerView::ShowActiveFolder(AppListFolderItem* folder_item) {
  44   app_list_folder_view_->SetAppListFolderItem(folder_item);
  45   SetShowState(SHOW_ACTIVE_FOLDER);
  46 }
  47
  48 void AppsContainerView::ShowApps() {
  49   SetShowState(SHOW_APPS);
  50 }
  51
  52 gfx::Size AppsContainerView::GetPreferredSize() {
  53   const gfx::Size grid_size = apps_grid_view_->GetPreferredSize();
  54   const gfx::Size folder_view_size = app_list_folder_view_->GetPreferredSize();
  55
  56   int width = std::max(grid_size.width(), folder_view_size.width());
  57   int height = std::max(grid_size.height(), folder_view_size.height());
  58   return gfx::Size(width, height);
  59 }
  60
  61 void AppsContainerView::Layout() {
  62   gfx::Rect rect(GetContentsBounds());
  63   if (rect.IsEmpty())
  64     return;
  65
  66   switch(show_state_) {
  67     case SHOW_APPS:
  68       app_list_folder_view_->SetVisible(false);
  69       apps_grid_view_->SetBoundsRect(rect);
  70       apps_grid_view_->SetVisible(true);
  71       break;
  72     case SHOW_ACTIVE_FOLDER:
  73       apps_grid_view_->SetVisible(false);
  74       app_list_folder_view_->SetBoundsRect(rect);
  75       app_list_folder_view_->SetVisible(true);
  76       break;
  77     default:
  78       NOTREACHED();
  79   }
  80 }
  81
  82 void AppsContainerView::SetShowState(ShowState show_state) {
  83   if (show_state_ == show_state)
  84     return;
  85
  86   show_state_ = show_state;
  87   Layout();
  88 }
  89
  90 }  // namespace app_list