remoting/client/input_handler.cc

   1 // Copyright (c) 2011 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 "remoting/client/input_handler.h"
   6
   7 #include "remoting/client/chromoting_view.h"
   8 #include "remoting/proto/event.pb.h"
   9 #include "remoting/protocol/connection_to_host.h"
  10 #include "remoting/protocol/input_stub.h"
  11
  12 namespace remoting {
  13
  14 using protocol::KeyEvent;
  15 using protocol::MouseEvent;
  16
  17 InputHandler::InputHandler(ClientContext* context,
  18                            protocol::ConnectionToHost* connection,
  19                            ChromotingView* view)
  20     : context_(context),
  21       connection_(connection),
  22       view_(view) {
  23 }
  24
  25 InputHandler::~InputHandler() {
  26 }
  27
  28 void InputHandler::SendKeyEvent(bool press, int keycode) {
  29   protocol::InputStub* stub = connection_->input_stub();
  30   if (stub) {
  31     if (press) {
  32       pressed_keys_.insert(keycode);
  33     } else {
  34       pressed_keys_.erase(keycode);
  35     }
  36
  37     KeyEvent* event = new KeyEvent();
  38     event->set_keycode(keycode);
  39     event->set_pressed(press);
  40
  41     stub->InjectKeyEvent(event, new DeleteTask<KeyEvent>(event));
  42   }
  43 }
  44
  45 void InputHandler::SendMouseMoveEvent(int x, int y) {
  46   protocol::InputStub* stub = connection_->input_stub();
  47   if (stub) {
  48     MouseEvent* event = new MouseEvent();
  49     event->set_x(x);
  50     event->set_y(y);
  51
  52     stub->InjectMouseEvent(event, new DeleteTask<MouseEvent>(event));
  53   }
  54 }
  55
  56 void InputHandler::SendMouseButtonEvent(bool button_down,
  57                                         MouseEvent::MouseButton button) {
  58   protocol::InputStub* stub = connection_->input_stub();
  59   if (stub) {
  60     MouseEvent* event = new MouseEvent();
  61     event->set_button(button);
  62     event->set_button_down(button_down);
  63
  64     stub->InjectMouseEvent(event, new DeleteTask<MouseEvent>(event));
  65   }
  66 }
  67
  68 void InputHandler::ReleaseAllKeys() {
  69   std::set<int> pressed_keys_copy = pressed_keys_;
  70   std::set<int>::iterator i;
  71   for (i = pressed_keys_copy.begin(); i != pressed_keys_copy.end(); ++i) {
  72     SendKeyEvent(false, *i);
  73   }
  74   pressed_keys_.clear();
  75 }
  76
  77 }  // namespace remoting