Remove some platform specific stuff from views.

ui/app_list/views/contents_view.cc

Index: ui/app_list/views/contents_view.cc
diff --git a/ui/app_list/views/contents_view.cc b/ui/app_list/views/contents_view.cc
deleted file mode 100644
index 80df04b7628ebd54bb14ff86c8915ce658bfe3e7..0000000000000000000000000000000000000000
--- a/ui/app_list/views/contents_view.cc
+++ /dev/null
@@ -1,318 +0,0 @@
-// Copyright (c) 2012 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 "ui/app_list/views/contents_view.h"
-
-#include <algorithm>
-#include <vector>
-
-#include "base/logging.h"
-#include "ui/app_list/app_list_constants.h"
-#include "ui/app_list/app_list_switches.h"
-#include "ui/app_list/app_list_view_delegate.h"
-#include "ui/app_list/views/app_list_folder_view.h"
-#include "ui/app_list/views/app_list_main_view.h"
-#include "ui/app_list/views/apps_container_view.h"
-#include "ui/app_list/views/apps_grid_view.h"
-#include "ui/app_list/views/contents_switcher_view.h"
-#include "ui/app_list/views/search_result_list_view.h"
-#include "ui/app_list/views/start_page_view.h"
-#include "ui/events/event.h"
-#include "ui/gfx/animation/tween.h"
-#include "ui/resources/grit/ui_resources.h"
-#include "ui/views/view_model.h"
-#include "ui/views/view_model_utils.h"
-
-namespace app_list {
-
-ContentsView::ContentsView(AppListMainView* app_list_main_view)
-    : search_results_view_(NULL),
-      start_page_view_(NULL),
-      app_list_main_view_(app_list_main_view),
-      contents_switcher_view_(NULL),
-      view_model_(new views::ViewModel),
-      page_before_search_(0) {
-  pagination_model_.SetTransitionDurations(kPageTransitionDurationInMs,
-                                           kOverscrollPageTransitionDurationMs);
-  pagination_model_.AddObserver(this);
-}
-
-ContentsView::~ContentsView() {
-  pagination_model_.RemoveObserver(this);
-  if (contents_switcher_view_)
-    pagination_model_.RemoveObserver(contents_switcher_view_);
-}
-
-void ContentsView::InitNamedPages(AppListModel* model,
-                                  AppListViewDelegate* view_delegate) {
-  DCHECK(model);
-
-  if (app_list::switches::IsExperimentalAppListEnabled()) {
-    std::vector<views::View*> custom_page_views =
-        view_delegate->CreateCustomPageWebViews(GetLocalBounds().size());
-    for (std::vector<views::View*>::const_iterator it =
-             custom_page_views.begin();
-         it != custom_page_views.end();
-         ++it) {
-      AddLauncherPage(*it, IDR_APP_LIST_NOTIFICATIONS_ICON);
-    }
-
-    start_page_view_ = new StartPageView(app_list_main_view_, view_delegate);
-    AddLauncherPage(
-        start_page_view_, IDR_APP_LIST_SEARCH_ICON, NAMED_PAGE_START);
-  } else {
-    search_results_view_ =
-        new SearchResultListView(app_list_main_view_, view_delegate);
-    AddLauncherPage(search_results_view_, 0, NAMED_PAGE_SEARCH_RESULTS);
-    search_results_view_->SetResults(model->results());
-  }
-
-  apps_container_view_ = new AppsContainerView(app_list_main_view_, model);
-
-  AddLauncherPage(
-      apps_container_view_, IDR_APP_LIST_APPS_ICON, NAMED_PAGE_APPS);
-
-  int initial_page_index = app_list::switches::IsExperimentalAppListEnabled()
-                               ? GetPageIndexForNamedPage(NAMED_PAGE_START)
-                               : GetPageIndexForNamedPage(NAMED_PAGE_APPS);
-  DCHECK_GE(initial_page_index, 0);
-
-  page_before_search_ = initial_page_index;
-  pagination_model_.SelectPage(initial_page_index, false);
-
-  // Needed to update the main search box visibility.
-  ActivePageChanged(false);
-}
-
-void ContentsView::CancelDrag() {
-  if (apps_container_view_->apps_grid_view()->has_dragged_view())
-    apps_container_view_->apps_grid_view()->EndDrag(true);
-  if (apps_container_view_->app_list_folder_view()
-          ->items_grid_view()
-          ->has_dragged_view()) {
-    apps_container_view_->app_list_folder_view()->items_grid_view()->EndDrag(
-        true);
-  }
-}
-
-void ContentsView::SetDragAndDropHostOfCurrentAppList(
-    ApplicationDragAndDropHost* drag_and_drop_host) {
-  apps_container_view_->SetDragAndDropHostOfCurrentAppList(drag_and_drop_host);
-}
-
-void ContentsView::SetContentsSwitcherView(
-    ContentsSwitcherView* contents_switcher_view) {
-  DCHECK(!contents_switcher_view_);
-  contents_switcher_view_ = contents_switcher_view;
-  if (contents_switcher_view_)
-    pagination_model_.AddObserver(contents_switcher_view_);
-}
-
-void ContentsView::SetActivePage(int page_index) {
-  if (GetActivePageIndex() == page_index)
-    return;
-
-  SetActivePageInternal(page_index, false);
-}
-
-int ContentsView::GetActivePageIndex() const {
-  // The active page is changed at the beginning of an animation, not the end.
-  return pagination_model_.SelectedTargetPage();
-}
-
-bool ContentsView::IsNamedPageActive(NamedPage named_page) const {
-  int active_page_index = GetActivePageIndex();
-  return active_page_index >= 0 &&
-         GetPageIndexForNamedPage(named_page) == active_page_index;
-}
-
-int ContentsView::GetPageIndexForNamedPage(NamedPage named_page) const {
-  // Find the index of the view corresponding to the given named_page.
-  std::map<NamedPage, int>::const_iterator it =
-      named_page_to_view_.find(named_page);
-  if (it == named_page_to_view_.end())
-    return -1;
-
-  return it->second;
-}
-
-int ContentsView::NumLauncherPages() const {
-  return pagination_model_.total_pages();
-}
-
-void ContentsView::SetActivePageInternal(int page_index,
-                                         bool show_search_results) {
-  if (!show_search_results)
-    page_before_search_ = page_index;
-  // Start animating to the new page.
-  pagination_model_.SelectPage(page_index, true);
-  ActivePageChanged(show_search_results);
-}
-
-void ContentsView::ActivePageChanged(bool show_search_results) {
-  // TODO(xiyuan): Highlight default match instead of the first.
-  if (IsNamedPageActive(NAMED_PAGE_SEARCH_RESULTS) &&
-      search_results_view_->visible()) {
-    search_results_view_->SetSelectedIndex(0);
-  }
-  if (search_results_view_)
-    search_results_view_->UpdateAutoLaunchState();
-
-  if (IsNamedPageActive(NAMED_PAGE_START)) {
-    if (show_search_results)
-      start_page_view_->ShowSearchResults();
-    else
-      start_page_view_->Reset();
-  }
-
-  // Notify parent AppListMainView of the page change.
-  app_list_main_view_->UpdateSearchBoxVisibility();
-}
-
-void ContentsView::ShowSearchResults(bool show) {
-  int search_page = GetPageIndexForNamedPage(
-      app_list::switches::IsExperimentalAppListEnabled()
-          ? NAMED_PAGE_START
-          : NAMED_PAGE_SEARCH_RESULTS);
-  DCHECK_GE(search_page, 0);
-
-  SetActivePageInternal(show ? search_page : page_before_search_, show);
-}
-
-bool ContentsView::IsShowingSearchResults() const {
-  return app_list::switches::IsExperimentalAppListEnabled()
-             ? IsNamedPageActive(NAMED_PAGE_START) &&
-                   start_page_view_->IsShowingSearchResults()
-             : IsNamedPageActive(NAMED_PAGE_SEARCH_RESULTS);
-}
-
-gfx::Rect ContentsView::GetOffscreenPageBounds(int page_index) const {
-  gfx::Rect bounds(GetContentsBounds());
-  // The start page and search page origins are above; all other pages' origins
-  // are below.
-  int page_height = bounds.height();
-  bool origin_above =
-      GetPageIndexForNamedPage(NAMED_PAGE_START) == page_index ||
-      GetPageIndexForNamedPage(NAMED_PAGE_SEARCH_RESULTS) == page_index;
-  bounds.set_y(origin_above ? -page_height : page_height);
-  return bounds;
-}
-
-void ContentsView::UpdatePageBounds() {
-  // The bounds calculations will potentially be mid-transition (depending on
-  // the state of the PaginationModel).
-  int current_page = std::max(0, pagination_model_.selected_page());
-  int target_page = current_page;
-  double progress = 1;
-  if (pagination_model_.has_transition()) {
-    const PaginationModel::Transition& transition =
-        pagination_model_.transition();
-    if (pagination_model_.is_valid_page(transition.target_page)) {
-      target_page = transition.target_page;
-      progress = transition.progress;
-    }
-  }
-
-  // Move |current_page| from 0 to its origin. Move |target_page| from its
-  // origin to 0.
-  gfx::Rect on_screen(GetContentsBounds());
-  gfx::Rect current_page_origin(GetOffscreenPageBounds(current_page));
-  gfx::Rect target_page_origin(GetOffscreenPageBounds(target_page));
-  gfx::Rect current_page_rect(
-      gfx::Tween::RectValueBetween(progress, on_screen, current_page_origin));
-  gfx::Rect target_page_rect(
-      gfx::Tween::RectValueBetween(progress, target_page_origin, on_screen));
-
-  view_model_->view_at(current_page)->SetBoundsRect(current_page_rect);
-  view_model_->view_at(target_page)->SetBoundsRect(target_page_rect);
-}
-
-PaginationModel* ContentsView::GetAppsPaginationModel() {
-  return apps_container_view_->apps_grid_view()->pagination_model();
-}
-
-void ContentsView::ShowFolderContent(AppListFolderItem* item) {
-  apps_container_view_->ShowActiveFolder(item);
-}
-
-void ContentsView::Prerender() {
-  apps_container_view_->apps_grid_view()->Prerender();
-}
-
-views::View* ContentsView::GetPageView(int index) {
-  return view_model_->view_at(index);
-}
-
-void ContentsView::AddBlankPageForTesting() {
-  AddLauncherPage(new views::View, 0);
-}
-
-int ContentsView::AddLauncherPage(views::View* view, int resource_id) {
-  int page_index = view_model_->view_size();
-  AddChildView(view);
-  view_model_->Add(view, page_index);
-  if (contents_switcher_view_ && resource_id)
-    contents_switcher_view_->AddSwitcherButton(resource_id, page_index);
-  pagination_model_.SetTotalPages(view_model_->view_size());
-  return page_index;
-}
-
-int ContentsView::AddLauncherPage(views::View* view,
-                                  int resource_id,
-                                  NamedPage named_page) {
-  int page_index = AddLauncherPage(view, resource_id);
-  named_page_to_view_.insert(std::pair<NamedPage, int>(named_page, page_index));
-  return page_index;
-}
-
-gfx::Size ContentsView::GetPreferredSize() const {
-  const gfx::Size container_size =
-      apps_container_view_->apps_grid_view()->GetPreferredSize();
-  const gfx::Size results_size = search_results_view_
-                                     ? search_results_view_->GetPreferredSize()
-                                     : gfx::Size();
-
-  int width = std::max(container_size.width(), results_size.width());
-  int height = std::max(container_size.height(), results_size.height());
-  return gfx::Size(width, height);
-}
-
-void ContentsView::Layout() {
-  // Immediately finish all current animations.
-  pagination_model_.FinishAnimation();
-
-  // Move the current view onto the screen, and all other views off screen to
-  // the left. (Since we are not animating, we don't need to be careful about
-  // which side we place the off-screen views onto.)
-  gfx::Rect rect(GetContentsBounds());
-  if (rect.IsEmpty())
-    return;
-
-  gfx::Rect offscreen_target(rect);
-  offscreen_target.set_x(-rect.width());
-
-  for (int i = 0; i < view_model_->view_size(); ++i) {
-    view_model_->view_at(i)->SetBoundsRect(
-        i == pagination_model_.SelectedTargetPage() ? rect : offscreen_target);
-  }
-}
-
-bool ContentsView::OnKeyPressed(const ui::KeyEvent& event) {
-  return view_model_->view_at(GetActivePageIndex())->OnKeyPressed(event);
-}
-
-void ContentsView::TotalPagesChanged() {
-}
-
-void ContentsView::SelectedPageChanged(int old_selected, int new_selected) {
-}
-
-void ContentsView::TransitionStarted() {
-}
-
-void ContentsView::TransitionChanged() {
-  UpdatePageBounds();
-}
-
-}  // namespace app_list