Chromoting: Get screen size locally if it wasn't given in the mouse message....

remoting/host/event_executor_win.cc

 // Copyright (c) 2010 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/host/event_executor_win.h"
 
 #include <windows.h>
 #include "base/keyboard_codes.h"
 #include "base/stl_util-inl.h"
+#include "remoting/host/capturer.h"
 
 namespace remoting {
 
 // TODO(hclam): Move this method to base.
 // TODO(hclam): Using values look ugly, change it to something else.
 static base::KeyboardCode WindowsKeyCodeForPosixKeyCode(int keycode) {
   switch (keycode) {
     case 0x08:
       return base::VKEY_BACK;
     case 0x09:
@@ skipping 320 matching lines @@
       return base::VKEY_NONAME;
     case 0xFD:
       return base::VKEY_PA1;
     case 0xFE:
       return base::VKEY_OEM_CLEAR;
     default:
       return base::VKEY_UNKNOWN;
   }
 }
 
-EventExecutorWin::EventExecutorWin() {
+EventExecutorWin::EventExecutorWin(Capturer* capturer)
+  : EventExecutor(capturer) {
 }
 
 EventExecutorWin::~EventExecutorWin() {
 }
 
 void EventExecutorWin::HandleInputEvents(ClientMessageList* messages) {
   for (size_t i = 0; i < messages->size(); ++i) {
     ChromotingClientMessage* msg = (*messages)[i];
     if (msg->has_mouse_set_position_event()) {
       HandleMouseSetPosition(msg);
@@ skipping 13 matching lines @@
   // TODO(hclam): Delete messages processed.
   STLDeleteElements<ClientMessageList>(messages);
 }
 
 void EventExecutorWin::HandleMouseSetPosition(ChromotingClientMessage* msg) {
   int x = msg->mouse_set_position_event().x();
   int y = msg->mouse_set_position_event().y();
   int width = msg->mouse_set_position_event().width();
   int height = msg->mouse_set_position_event().height();
 
+  // Get width and height from the capturer if they are missing from the
+  // message.
+  if (width == 0 || height == 0) {
+    width = capturer_->width();
+    height = capturer_->height();
+  }
+  if (width == 0 || height == 0) {
+    return;
+  }
+
+
   INPUT input;
   input.type = INPUT_MOUSE;
   input.mi.time = 0;
   input.mi.dx = static_cast<int>((x * 65535) / width);
   input.mi.dy = static_cast<int>((y * 65535) / height);
   input.mi.dwFlags = MOUSEEVENTF_MOVE | MOUSEEVENTF_ABSOLUTE;
   SendInput(1, &input, sizeof(INPUT));
 }
 
 void EventExecutorWin::HandleMouseMove(ChromotingClientMessage* msg) {
@@ skipping 76 matching lines @@
   input.ki.wScan = msg->key_event().key();
   input.ki.dwFlags = KEYEVENTF_UNICODE;
   if (!msg->key_event().pressed()) {
     input.ki.dwFlags |= KEYEVENTF_KEYUP;
   }
 
   SendInput(1, &input, sizeof(INPUT));
 }
 
 }  // namespace remoting