DRAFT: Add setKeyboardVisibility API.

chrome/browser/extensions/api/input/input.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 "chrome/browser/extensions/api/input/input.h"
 
 #include <string>
 
 #include "base/lazy_instance.h"
 #include "base/memory/scoped_ptr.h"
 #include "chrome/browser/extensions/extension_function_registry.h"
 #include "content/public/browser/browser_thread.h"
 #include "ui/base/events/event.h"
 
 #if defined(USE_ASH)
 #include "ash/shell.h"
 #include "ui/aura/root_window.h"
+#include "ui/keyboard/keyboard_controller.h"
 #include "ui/keyboard/keyboard_util.h"
 #endif
 
 namespace {
 
 const char kNotYetImplementedError[] =
     "API is not implemented on this platform.";
 
 }  // namespace
 
@@ skipping 10 matching lines @@
 
   ash::Shell::GetActiveRootWindow()->AsRootWindowHostDelegate()->OnHostKeyEvent(
       event.get());
 
   return true;
 #endif
   error_ = kNotYetImplementedError;
   return false;
 }
 
+bool SetKeyboardVisibilityFunction::RunImpl() {
+#if defined(USE_ASH)
+  DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
+
+  bool visible;
+  EXTENSION_FUNCTION_VALIDATE(args_->GetBoolean(0, &visible));
+
+  ash::Shell::GetKeyboardController()->SetKeyboardVisibility(visible);
+
+  return true;
+#endif
+  error_ = kNotYetImplementedError;
+  return false;
+}
+
+
 InputAPI::InputAPI(Profile* profile) {
   ExtensionFunctionRegistry* registry =
       ExtensionFunctionRegistry::GetInstance();
+  registry->RegisterFunction<SetKeyboardVisibilityFunction>();
   registry->RegisterFunction<SendKeyboardEventInputFunction>();
 }
 
 InputAPI::~InputAPI() {
 }
 
 static base::LazyInstance<ProfileKeyedAPIFactory<InputAPI> >
 g_factory = LAZY_INSTANCE_INITIALIZER;
 
 // static
 ProfileKeyedAPIFactory<InputAPI>* InputAPI::GetFactoryInstance() {
   return &g_factory.Get();
 }
 
 }  // namespace extensions