Allow webdriver users to choose between sending the key events when...

chrome/test/webdriver/chromedriver_launcher.py

 #!/usr/bin/python
 # 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.
 
 """Launches and kills ChromeDriver.
 
 For ChromeDriver documentation, refer to:
   http://dev.chromium.org/developers/testing/webdriver-for-chrome
 """
 
 import logging
 import os
 import platform
 import signal
 import subprocess
 import sys
 import threading
 import urllib2
 
 
 class ChromeDriverLauncher:
   """Launches and kills the ChromeDriver process."""
 
-  def __init__(self, exe_path=None, root_path=None, port=None, url_base=None):
+  def __init__(self, exe_path=None, root_path=None, port=None, url_base=None,
+               use_native_events=False):
     """Initializes a new launcher.
 
     Args:
       exe_path:  path to the ChromeDriver executable
       root_path: base path from which ChromeDriver webserver will serve files
       port:      port that ChromeDriver will listen on
       url_base:  base URL which ChromeDriver webserver will listen from
     """
     self._exe_path = exe_path
     self._root_path = root_path
     self._port = port
     self._url_base = url_base
+    self._use_native_events = use_native_events
     if self._exe_path is None:
       self._exe_path = ChromeDriverLauncher.LocateExe()
       if self._exe_path is None:
         raise RuntimeError('ChromeDriver exe could not be found in its default '
                            'location. Searched in following directories: ' +
                            ', '.join(self.DefaultExeLocations()))
     if self._root_path is None:
       self._root_path = '.'
     self._root_path = os.path.abspath(self._root_path)
     self._process = None
@@ skipping 78 matching lines @@
         started_event.release()
 
     if self._process is not None:
       self.Kill()
 
     chromedriver_args = [self._exe_path, '--root=%s' % self._root_path]
     if self._port is not None:
       chromedriver_args += ['--port=%d' % self._port]
     if self._url_base is not None:
       chromedriver_args += ['--url-base=%s' % self._url_base]
+    if self._use_native_events:
+      chromedriver_args += ['--native-events']
     proc = subprocess.Popen(chromedriver_args,
                             stdout=subprocess.PIPE)
     if proc is None:
       raise RuntimeError('ChromeDriver cannot be started')
     self._process = proc
 
     # Wait for ChromeDriver to be initialized before returning.
     launch_result = {}
     started_event = threading.Condition()
     started_event.acquire()
@@ skipping 48 matching lines @@
 
   def GetURL(self):
     url = 'http://localhost:' + str(self._port)
     if self._url_base:
       url += self._url_base
     return url
 
   def GetPort(self):
     return self._port
 
+  def GetUseNativeEvents(self):
+    return self._use_native_events
+
   def __del__(self):
     self.Kill()