Switch from text insertion to key press and release events on the virtual k…

chrome/browser/extensions/api/input/input.cc

-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
+// Copyright 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 "base/lazy_instance.h"
-#include "base/memory/scoped_ptr.h"
 #include "base/strings/string16.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/keyboard/keyboard_util.h"
 #endif
 
@@ skipping 28 matching lines @@
   EXTENSION_FUNCTION_VALIDATE(args_->GetInteger(0, &swipe_direction));
   EXTENSION_FUNCTION_VALIDATE(args_->GetInteger(1, &modifier_flags));
 
   return keyboard::MoveCursor(swipe_direction, modifier_flags,
                               ash::Shell::GetPrimaryRootWindow());
 #endif
   error_ = kNotYetImplementedError;
   return false;
 }
 
+bool SendKeyEventFunction::RunImpl() {
+#if defined(USE_ASH)
+  DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
+
+  base::Value* options_value = NULL;
+  base::DictionaryValue* params = NULL;
+  std::string type;
+  int char_value;
+  int key_code;
+  bool shift_modifier;
+
+  EXTENSION_FUNCTION_VALIDATE(args_->Get(0, &options_value));
+  EXTENSION_FUNCTION_VALIDATE(options_value->GetAsDictionary(&params));
+  EXTENSION_FUNCTION_VALIDATE(params->GetString("type", &type));
+  EXTENSION_FUNCTION_VALIDATE(params->GetInteger("charValue", &char_value));
+  EXTENSION_FUNCTION_VALIDATE(params->GetInteger("keyCode", &key_code));
+  EXTENSION_FUNCTION_VALIDATE(params->GetBoolean("shiftKey", &shift_modifier));

[Matt Perry, 2013/09/03 22:33:33]

If you use the json schema compiler, you won't have to parse this yourself. See
http://dev.chromium.org/developers/design-documents/extensions/proposed-chang...
(search for api.gyp). The alarms API is a good example of how to use it.

+
+  return keyboard::SendKeyEvent(type,
+                                char_value,
+                                key_code,
+                                shift_modifier,
+                                ash::Shell::GetPrimaryRootWindow());
+
+#endif
+  error_ = kNotYetImplementedError;
+  return false;
+}
+
 InputAPI::InputAPI(Profile* profile) {
   ExtensionFunctionRegistry* registry =
       ExtensionFunctionRegistry::GetInstance();
   registry->RegisterFunction<InsertTextFunction>();
   registry->RegisterFunction<MoveCursorFunction>();
+  registry->RegisterFunction<SendKeyEventFunction>();
 }
 
 InputAPI::~InputAPI() {
 }
 
 static base::LazyInstance<ProfileKeyedAPIFactory<InputAPI> >
 g_factory = LAZY_INSTANCE_INITIALIZER;
 
 // static
 ProfileKeyedAPIFactory<InputAPI>* InputAPI::GetFactoryInstance() {
   return &g_factory.Get();
 }
 
 }  // namespace extensions