ui/keyboard/keyboard_ui_handler.cc

   1 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "ui/keyboard/keyboard_ui_handler.h"
   6
   7 #include <string>
   8
   9 #include "base/bind.h"
  10 #include "base/logging.h"
  11 #include "base/memory/scoped_ptr.h"
  12 #include "content/public/browser/web_contents.h"
  13 #include "content/public/browser/web_contents_view.h"
  14 #include "content/public/browser/web_ui.h"
  15 #include "ui/aura/root_window.h"
  16 #include "ui/base/events/event.h"
  17 #include "ui/keyboard/keyboard_util.h"
  18
  19 namespace keyboard {
  20
  21 KeyboardUIHandler::KeyboardUIHandler() {
  22 }
  23
  24 KeyboardUIHandler::~KeyboardUIHandler() {
  25 }
  26
  27 void KeyboardUIHandler::RegisterMessages() {
  28   web_ui()->RegisterMessageCallback(
  29       "sendKeyEvent",
  30       base::Bind(&KeyboardUIHandler::HandleSendKeyEventMessage,
  31                  base::Unretained(this)));
  32 }
  33
  34 void KeyboardUIHandler::HandleSendKeyEventMessage(const base::ListValue* args) {
  35   std::string error;
  36   scoped_ptr<ui::KeyEvent> event(keyboard::KeyEventFromArgs(args, &error));
  37   if (!event) {
  38     LOG(ERROR) << "sendKeyEvent failed: " << error;
  39     return;
  40   }
  41
  42   aura::RootWindow* root_window =
  43       web_ui()->GetWebContents()->GetView()->GetNativeView()->GetRootWindow();
  44   root_window->AsRootWindowHostDelegate()->OnHostKeyEvent(event.get());
  45 }
  46
  47 }  // namespace keyboard