Add a full screen virtual keyboard to virtual keyboard root window

ash/display/virtual_keyboard_window_controller.cc

 // Copyright 2013 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/display/virtual_keyboard_window_controller.h"
 
 #include "ash/display/display_controller.h"
 #include "ash/display/display_info.h"
 #include "ash/display/display_manager.h"
 #include "ash/host/root_window_host_factory.h"
 #include "ash/root_window_controller.h"
 #include "ash/root_window_settings.h"
 #include "ash/shell.h"
 #include "ash/shell_window_ids.h"
 #include "base/strings/stringprintf.h"
 #include "base/strings/utf_string_conversions.h"
 #include "ui/aura/env.h"
 #include "ui/aura/root_window.h"
+#include "ui/keyboard/keyboard_controller.h"
 
 namespace ash {
 namespace internal {
 
 VirtualKeyboardWindowController::VirtualKeyboardWindowController() {
 }
 
 VirtualKeyboardWindowController::~VirtualKeyboardWindowController() {
   // Make sure the root window gets deleted before cursor_window_delegate.
   Close();
 }
 
+void VirtualKeyboardWindowController::ActivateKeyboard(
+    keyboard::KeyboardController* keyboard_controller) {
+  root_window_controller_->ActivateKeyboard(keyboard_controller);
+}
+
 void VirtualKeyboardWindowController::UpdateWindow(
     const DisplayInfo& display_info) {
   static int virtual_keyboard_root_window_count = 0;
   if (!root_window_controller_.get()) {
     const gfx::Rect& bounds_in_native = display_info.bounds_in_native();
     aura::RootWindow::CreateParams params(bounds_in_native);
     params.host = Shell::GetInstance()->root_window_host_factory()->
         CreateRootWindowHost(bounds_in_native);
     aura::RootWindow* root_window = new aura::RootWindow(params);
 
     root_window->window()->SetName(
         base::StringPrintf("VirtualKeyboardRootWindow-%d",
                            virtual_keyboard_root_window_count++));
 
     // No need to remove RootWindowObserver because
     // the DisplayController object outlives RootWindow objects.
     root_window->AddRootWindowObserver(
         Shell::GetInstance()->display_controller());
     InitRootWindowSettings(root_window->window())->display_id =
         display_info.id();
     root_window->Init();
     RootWindowController::CreateForVirtualKeyboardDisplay(root_window);
     root_window_controller_.reset(GetRootWindowController(
         root_window->window()));
     root_window_controller_->dispatcher()->host()->Show();
+    root_window_controller_->ActivateKeyboard(
+        Shell::GetInstance()->keyboard_controller());
   } else {
     aura::RootWindow* root_window = root_window_controller_->dispatcher();
     GetRootWindowSettings(root_window->window())->display_id =
         display_info.id();
     root_window->SetHostBounds(display_info.bounds_in_native());
   }
 }
 
 void VirtualKeyboardWindowController::Close() {
   if (root_window_controller_.get()) {
     root_window_controller_->dispatcher()->RemoveRootWindowObserver(
         Shell::GetInstance()->display_controller());
     root_window_controller_->Shutdown();
     root_window_controller_.reset();
   }
 }
 
 }  // namespace internal
 }  // namespace ash