Added HALF, FULLSCREEN_ALL_APPS, and FULLSCREEN_SEARCH.

ash/app_list/app_list_presenter_delegate.cc

 // 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 "ash/app_list/app_list_presenter_delegate.h"
 
 #include "ash/ash_switches.h"
 #include "ash/public/cpp/shelf_types.h"
 #include "ash/public/cpp/shell_window_ids.h"
 #include "ash/root_window_controller.h"
@@ skipping 40 matching lines @@
   if (keyboard_controller && keyboard_controller->keyboard_visible())
     bounds.Subtract(keyboard_controller->current_keyboard_bounds());
 
   // Apply the |minimum_height|.
   if (bounds.height() < minimum_height)
     bounds.set_height(minimum_height);
 
   return bounds.CenterPoint();
 }
 
+// Whether the shelf is oriented on the side, not on the bottom.
+bool IsSideShelf(aura::Window* root_window) {

[newcomer, 2017/06/13 23:00:39]

I'm passing root_window here because calling GetNativeWindow before initializing
the AppListView results in a crash.

+  bool is_side_shelf = false;
+  Shelf* shelf = Shelf::ForWindow(root_window);
+  switch (shelf->alignment()) {
+    case SHELF_ALIGNMENT_BOTTOM:
+    case SHELF_ALIGNMENT_BOTTOM_LOCKED:
+      is_side_shelf = false;
+    case SHELF_ALIGNMENT_LEFT:
+    case SHELF_ALIGNMENT_RIGHT:
+      is_side_shelf = true;
+  }
+  return is_side_shelf;
+}
+
 }  // namespace
 
 ////////////////////////////////////////////////////////////////////////////////
 // AppListPresenterDelegate, public:
 
 AppListPresenterDelegate::AppListPresenterDelegate(
     app_list::AppListPresenterImpl* presenter,
     app_list::AppListViewDelegateFactory* view_delegate_factory)
     : presenter_(presenter), view_delegate_factory_(view_delegate_factory) {
   Shell::Get()->AddShellObserver(this);
@@ skipping 20 matching lines @@
   // UI layout when AppListView visibility changes.
   Shell::GetPrimaryRootWindowController()
       ->GetShelfLayoutManager()
       ->UpdateAutoHideState();
   view_ = view;
   aura::Window* root_window =
       ShellPort::Get()->GetRootWindowForDisplayId(display_id);
   aura::Window* container = RootWindowController::ForWindow(root_window)
                                 ->GetContainer(kShellWindowId_AppListContainer);
 
-  view->Initialize(container, current_apps_page);
+  view->Initialize(container, current_apps_page,
+                   Shell::Get()
+                       ->maximize_mode_controller()
+                       ->IsMaximizeModeWindowManagerEnabled(),
+                   IsSideShelf(root_window));
 
   if (!app_list::features::IsFullscreenAppListEnabled()) {
     view->MaybeSetAnchorPoint(GetCenterOfDisplayForWindow(
         root_window, GetMinimumBoundsHeightForAppList(view)));
   }
   keyboard::KeyboardController* keyboard_controller =
       keyboard::KeyboardController::GetInstance();
   if (keyboard_controller)
     keyboard_controller->AddObserver(this);
   Shell::Get()->AddPreTargetHandler(this);
@@ skipping 110 matching lines @@
 
 void AppListPresenterDelegate::OnKeyboardClosed() {}
 
 ////////////////////////////////////////////////////////////////////////////////
 // AppListPresenterDelegate, ShellObserver implementation:
 void AppListPresenterDelegate::OnOverviewModeStarting() {
   if (is_visible_)
     presenter_->Dismiss();
 }
 
+void AppListPresenterDelegate::OnMaximizeModeStarted() {
+  if (!app_list::features::IsFullscreenAppListEnabled())
+    return;
+
+  view_->OnMaximizeModeChanged(true);
+}
+
+void AppListPresenterDelegate::OnMaximizeModeEnded() {
+  if (!app_list::features::IsFullscreenAppListEnabled())
+    return;
+
+  view_->OnMaximizeModeChanged(false);
+}
+
 }  // namespace ash