Move some more WM functionality down into ash.

ui/aura_shell/workspace_controller.cc

Index: ui/aura_shell/workspace_controller.cc
===================================================================
--- ui/aura_shell/workspace_controller.cc	(revision 115655)
+++ ui/aura_shell/workspace_controller.cc	(working copy)
@@ -1,127 +0,0 @@
-// Copyright (c) 2011 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/aura_shell/workspace_controller.h"
-
-#include "ui/aura/client/activation_client.h"
-#include "ui/aura/client/aura_constants.h"
-#include "ui/aura/root_window.h"
-#include "ui/aura/window.h"
-#include "ui/aura_shell/default_container_layout_manager.h"
-#include "ui/aura_shell/launcher/launcher.h"
-#include "ui/aura_shell/launcher/launcher_model.h"
-#include "ui/aura_shell/shell.h"
-#include "ui/aura_shell/window_util.h"
-#include "ui/aura_shell/workspace/workspace.h"
-#include "ui/aura_shell/workspace/workspace_manager.h"
-
-namespace aura_shell {
-namespace internal {
-
-WorkspaceController::WorkspaceController(aura::Window* viewport)
-    : workspace_manager_(new WorkspaceManager(viewport)),
-      launcher_model_(NULL),
-      ignore_move_event_(false) {
-  workspace_manager_->AddObserver(this);
-  aura::RootWindow::GetInstance()->AddRootWindowObserver(this);
-  aura::RootWindow::GetInstance()->AddObserver(this);
-}
-
-WorkspaceController::~WorkspaceController() {
-  workspace_manager_->RemoveObserver(this);
-  if (launcher_model_)
-    launcher_model_->RemoveObserver(this);
-  aura::RootWindow::GetInstance()->RemoveObserver(this);
-  aura::RootWindow::GetInstance()->RemoveRootWindowObserver(this);
-}
-
-void WorkspaceController::ToggleOverview() {
-  workspace_manager_->SetOverview(!workspace_manager_->is_overview());
-}
-
-void WorkspaceController::SetLauncherModel(LauncherModel* launcher_model) {
-  DCHECK(!launcher_model_);
-  launcher_model_ = launcher_model;
-  launcher_model_->AddObserver(this);
-}
-
-////////////////////////////////////////////////////////////////////////////////
-// WorkspaceController, aura::RootWindowObserver overrides:
-
-void WorkspaceController::OnRootWindowResized(const gfx::Size& new_size) {
-  workspace_manager_->SetWorkspaceSize(new_size);
-}
-
-////////////////////////////////////////////////////////////////////////////////
-// WorkspaceController, aura::WindowObserver overrides:
-
-void WorkspaceController::OnWindowPropertyChanged(aura::Window* window,
-                                                  const char* key,
-                                                  void* old) {
-  if (key == aura::client::kRootWindowActiveWindow) {
-    // FindBy handles NULL.
-    Workspace* workspace = workspace_manager_->FindBy(GetActiveWindow());
-    if (workspace)
-      workspace->Activate();
-  }
-}
-
-////////////////////////////////////////////////////////////////////////////////
-// WorkspaceController, aura_shell::internal::WorkspaceObserver overrides:
-
-void WorkspaceController::WindowMoved(WorkspaceManager* manager,
-                                      aura::Window* source,
-                                      aura::Window* target) {
-  if (ignore_move_event_ || !launcher_model_)
-    return;
-  int start_index = launcher_model_->ItemIndexByWindow(source);
-  int target_index = launcher_model_->ItemIndexByWindow(target);
-  // The following condition may not be hold depending on future
-  // launcher design. Using DCHECK so that we can catch such change.
-  DCHECK(start_index >=0);
-  DCHECK(target_index >=0);
-
-  ignore_move_event_ = true;
-  launcher_model_->Move(start_index, target_index);
-  ignore_move_event_ = false;
-}
-
-void WorkspaceController::ActiveWorkspaceChanged(WorkspaceManager* manager,
-                                                 Workspace* old) {
-  // TODO(oshima): Update Launcher and Status area state when the active
-  // workspace's fullscreen state changes.
-  //NOTIMPLEMENTED();
-}
-
-////////////////////////////////////////////////////////////////////////////////
-// WorkspaceController, aura_shell::LauncherModelObserver overrides:
-
-void WorkspaceController::LauncherItemAdded(int index) {
-}
-
-void WorkspaceController::LauncherItemRemoved(int index) {
-}
-
-void WorkspaceController::LauncherItemMoved(int start_index, int target_index) {
-  if (ignore_move_event_)
-    return;
-  DCHECK(launcher_model_);
-  // Adjust target/source indices as the item positions in |launcher_model_|
-  // has already been updated.
-  aura::Window* start = launcher_model_->items()[target_index].window;
-  size_t target_index_in_model =
-      start_index < target_index ? target_index - 1 : target_index + 1;
-  DCHECK_LE(target_index_in_model, launcher_model_->items().size());
-  aura::Window* target = launcher_model_->items()[target_index_in_model].window;
-
-  ignore_move_event_ = true;
-  workspace_manager_->RotateWindows(start, target);
-  ignore_move_event_ = false;
-}
-
-void WorkspaceController::LauncherItemImagesChanged(int index) {
-}
-
-}  // namespace internal
-}  // namespace aura_shell