Release all keys on blur.

remoting/client/plugin/pepper_input_handler.cc

 // Copyright (c) 2011 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 "remoting/client/plugin/pepper_input_handler.h"
 
 #include "ppapi/c/pp_input_event.h"
 #include "remoting/client/chromoting_view.h"
 #include "ui/gfx/point.h"
 
 namespace remoting {
 
 using protocol::KeyEvent;
 using protocol::MouseEvent;
 
 PepperInputHandler::PepperInputHandler(ClientContext* context,
                                        protocol::ConnectionToHost* connection,
                                        ChromotingView* view)
   : InputHandler(context, connection, view) {
 }
 
 PepperInputHandler::~PepperInputHandler() {
 }
 
 void PepperInputHandler::Initialize() {
 }
 
 void PepperInputHandler::HandleKeyEvent(bool keydown,
                                         const PP_InputEvent_Key& event) {
+  if (keydown) {
+    pressed_keys_.insert(event.key_code);
+  } else {
+    pressed_keys_.erase(event.key_code);
+  }
   SendKeyEvent(keydown, event.key_code);
 }
 
 void PepperInputHandler::HandleCharacterEvent(
     const PP_InputEvent_Character& event) {
   // TODO(garykac): Coordinate key and char events.
 }
 
 void PepperInputHandler::HandleMouseMoveEvent(
     const PP_InputEvent_Mouse& event) {
@@ skipping 14 matching lines @@
     button = MouseEvent::BUTTON_MIDDLE;
   } else if (event.button == PP_INPUTEVENT_MOUSEBUTTON_RIGHT) {
     button = MouseEvent::BUTTON_RIGHT;
   }
 
   if (button != MouseEvent::BUTTON_UNDEFINED) {
     SendMouseButtonEvent(button_down, button);
   }
 }
 
+void PepperInputHandler::ReleaseAllKeys() {
+  std::set<int>::iterator i;
+  for (i = pressed_keys_.begin(); i != pressed_keys_.end(); ++i) {
+    SendKeyEvent(false, *i);
+  }
+  pressed_keys_.clear();
+}
+
 }  // namespace remoting