Redesign the home card bottom state.

athena/home/bottom_home_view.cc

-// Copyright 2014 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "athena/home/bottom_home_view.h"
-
-#include "ui/app_list/app_list_item_list.h"
-#include "ui/app_list/app_list_model.h"
-#include "ui/app_list/app_list_view_delegate.h"
-#include "ui/app_list/views/search_box_view.h"
-#include "ui/app_list/views/tile_item_view.h"
-#include "ui/gfx/canvas.h"
-#include "ui/views/background.h"
-#include "ui/views/border.h"
-#include "ui/views/layout/box_layout.h"
-#include "ui/views/painter.h"
-#include "ui/views/shadow_border.h"
-
-namespace {
-
-class BottomHomeBackground : public views::Background {
- public:
-  explicit BottomHomeBackground(views::View* search_box)
-      : search_box_(search_box),
-        painter_(views::Painter::CreateVerticalGradient(
-            SkColorSetA(SK_ColorWHITE, 0x7f),
-            SK_ColorWHITE)) {}
-  virtual ~BottomHomeBackground() {}
-
- private:
-  // views::Background:
-  virtual void Paint(gfx::Canvas* canvas, views::View* view) const OVERRIDE {
-    CHECK_EQ(view, search_box_->parent());
-    views::Painter::PaintPainterAt(
-        canvas,
-        painter_.get(),
-        gfx::Rect(0, 0, view->width(), search_box_->y()));
-    canvas->FillRect(gfx::Rect(0,
-                               search_box_->y(),
-                               view->width(),
-                               view->height() - search_box_->y()),
-                     SK_ColorWHITE);
-  }
-
-  views::View* search_box_;
-  scoped_ptr<views::Painter> painter_;
-  DISALLOW_COPY_AND_ASSIGN(BottomHomeBackground);
-};
-
-}  // namespace
-
-namespace athena {
-
-BottomHomeView::BottomHomeView(app_list::AppListViewDelegate* view_delegate)
-    : view_delegate_(view_delegate) {
-  SetLayoutManager(new views::BoxLayout(views::BoxLayout::kVertical, 0, 0, 0));
-
-  app_list::AppListModel* model = view_delegate->GetModel();
-  app_list::AppListItemList* top_level = model->top_level_item_list();
-
-  views::View* items_container = new views::View();
-  AddChildView(items_container);
-
-  views::BoxLayout* items_layout = new views::BoxLayout(
-      views::BoxLayout::kHorizontal, 0, 0, 0);
-  items_layout->SetDefaultFlex(1);
-  items_container->SetLayoutManager(items_layout);
-  for (size_t i = 0; i < top_level->item_count(); ++i) {
-    app_list::TileItemView* tile_item_view = new app_list::TileItemView();
-    tile_item_view->SetAppListItem(top_level->item_at(i));
-    items_container->AddChildView(tile_item_view);
-    tile_item_view->set_background(NULL);
-  }
-
-  app_list::SearchBoxView* search_box = new app_list::SearchBoxView(
-      this, view_delegate);
-  AddChildView(search_box);
-  search_box->SetBorder(
-      views::Border::CreateSolidSidedBorder(1, 0, 0, 0, SK_ColorGRAY));
-
-  set_background(new BottomHomeBackground(search_box));
-}
-
-BottomHomeView::~BottomHomeView() {}
-
-void BottomHomeView::QueryChanged(app_list::SearchBoxView* sender) {
-  // Nothing needs to be done.
-}
-
-}  // namespace athena