Refactoring of the client-side input pipeline and scaling dimension management.

remoting/client/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/input_handler.h"
-
-#include "remoting/client/chromoting_view.h"
-#include "remoting/proto/event.pb.h"
-#include "remoting/protocol/connection_to_host.h"
-#include "remoting/protocol/input_stub.h"
-
-namespace remoting {
-
-using protocol::KeyEvent;
-using protocol::MouseEvent;
-
-InputHandler::InputHandler(ClientContext* context,
-                           protocol::ConnectionToHost* connection,
-                           ChromotingView* view)
-    : context_(context),
-      connection_(connection),
-      view_(view) {
-}
-
-InputHandler::~InputHandler() {
-}
-
-void InputHandler::SendKeyEvent(bool press, int keycode) {
-  protocol::InputStub* stub = connection_->input_stub();
-  if (stub) {
-    if (press) {
-      pressed_keys_.insert(keycode);
-    } else {
-      pressed_keys_.erase(keycode);
-    }
-
-    KeyEvent event;
-    event.set_keycode(keycode);
-    event.set_pressed(press);
-    stub->InjectKeyEvent(event);
-  }
-}
-
-void InputHandler::SendMouseMoveEvent(int x, int y) {
-  protocol::InputStub* stub = connection_->input_stub();
-  if (stub) {
-    MouseEvent event;
-    event.set_x(x);
-    event.set_y(y);
-    stub->InjectMouseEvent(event);
-  }
-}
-
-void InputHandler::SendMouseButtonEvent(bool button_down,
-                                        MouseEvent::MouseButton button) {
-  protocol::InputStub* stub = connection_->input_stub();
-  if (stub) {
-    MouseEvent event;
-    event.set_button(button);
-    event.set_button_down(button_down);
-    stub->InjectMouseEvent(event);
-  }
-}
-
-void InputHandler::SendMouseWheelEvent(int dx, int dy) {
-  protocol::InputStub* stub = connection_->input_stub();
-  if (stub) {
-    MouseEvent event;
-    event.set_wheel_offset_x(dx);
-    event.set_wheel_offset_y(dy);
-    stub->InjectMouseEvent(event);
-  }
-}
-
-void InputHandler::ReleaseAllKeys() {
-  std::set<int> pressed_keys_copy = pressed_keys_;
-  std::set<int>::iterator i;
-  for (i = pressed_keys_copy.begin(); i != pressed_keys_copy.end(); ++i) {
-    SendKeyEvent(false, *i);
-  }
-  pressed_keys_.clear();
-}
-
-}  // namespace remoting