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      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/values.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/window.h"
     16 #include "ui/keyboard/keyboard_util.h"
     17 
     18 namespace keyboard {
     19 
     20 KeyboardUIHandler::KeyboardUIHandler() {
     21 }
     22 
     23 KeyboardUIHandler::~KeyboardUIHandler() {
     24 }
     25 
     26 void KeyboardUIHandler::RegisterMessages() {
     27   web_ui()->RegisterMessageCallback(
     28       "insertText",
     29       base::Bind(&KeyboardUIHandler::HandleInsertTextMessage,
     30                  base::Unretained(this)));
     31 }
     32 
     33 void KeyboardUIHandler::HandleInsertTextMessage(const base::ListValue* args) {
     34   string16 text;
     35   if (!args->GetString(0, &text)) {
     36     LOG(ERROR) << "insertText failed: bad argument";
     37     return;
     38   }
     39 
     40   aura::RootWindow* root_window =
     41       web_ui()->GetWebContents()->GetView()->GetNativeView()->GetRootWindow();
     42   if (!root_window) {
     43     LOG(ERROR) << "insertText failed: no root window";
     44     return;
     45   }
     46 
     47   if (!keyboard::InsertText(text, root_window))
     48     LOG(ERROR) << "insertText failed";
     49 }
     50 
     51 }  // namespace keyboard
     52