include "compile_time_constants.pxi"

import os

import sys

import cython

import platform

import traceback

import time

import types

import re

import copy

import inspect # used by JavascriptBindings.__SetObjectMethods()

import urllib

import json

import datetime

import random

import struct

import base64

IF PY_MAJOR_VERSION == 2:

# noinspection PyUnresolvedReferences

import urlparse

# noinspection PyUnresolvedReferences

from urllib import pathname2url as urllib_pathname2url

# noinspection PyUnresolvedReferences

from urllib import urlencode as urllib_urlencode

from urllib import quote as urlparse_quote

ELSE:

# noinspection PyUnresolvedReferences

from urllib import parse as urlparse

from urllib.parse import quote as urlparse_quote

# noinspection PyUnresolvedReferences

from urllib.request import pathname2url as urllib_pathname2url

# noinspection PyUnresolvedReferences

from urllib.parse import urlencode as urllib_urlencode

from cpython.version cimport PY_MAJOR_VERSION

import weakref

ctypedef object py_string

ctypedef object py_void

from cpython cimport PyLong_FromVoidPtr

from cpython cimport bool as py_bool

from libcpp cimport bool as cpp_bool

from libcpp.map cimport map as cpp_map

from multimap cimport multimap as cpp_multimap

from libcpp.pair cimport pair as cpp_pair

from libcpp.vector cimport vector as cpp_vector

from libcpp.string cimport string as cpp_string

from libcpp.memory cimport unique_ptr as cpp_unique_ptr

from libcpp cimport nullptr

from wstring cimport wstring as cpp_wstring

from libc.string cimport strlen

from libc.string cimport memcpy

from cython.operator cimport preincrement as preinc, dereference as deref

from libc.stdlib cimport calloc, malloc, free

from libc.stdlib cimport atoi

from libc.stdint cimport int64_t, uint32_t, uint64_t

from libc.stdint cimport uintptr_t

cdef extern from *:

"""

ctypedef uintptr_t WindowHandle

cimport ctime

IF UNAME_SYSNAME == "Windows":

from windows cimport *

from dpi_aware_win cimport *

ELIF UNAME_SYSNAME == "Linux":

from linux cimport *

ELIF UNAME_SYSNAME == "Darwin":

from mac cimport *

from cpp_utils cimport *

from task cimport *

IF UNAME_SYSNAME == "Linux":

cimport x11

from cef_string cimport *

cdef extern from *:

# noinspection PyUnresolvedReferences

ctypedef CefString ConstCefString "const CefString"

from cef_types cimport (

CefSettings, CefBrowserSettings, CefRect, CefSize, CefPoint,

CefKeyEvent, CefMouseEvent, CefScreenInfo,

PathKey, PK_DIR_EXE, PK_DIR_MODULE,

int32, uint32, int64, uint64,

cef_log_severity_t,

)

from cef_ptr cimport CefRefPtr

from cef_task cimport *

from cef_platform cimport *

from cef_app cimport *

from cef_browser cimport *

cimport cef_browser_static

from cef_client cimport *

from client_handler cimport *

from cef_frame cimport *

from cef_time cimport *

from cef_values cimport *

from cefpython_app cimport *

from cef_process_message cimport *

from cef_request_handler cimport *

from cef_request cimport *

from cef_cookie cimport *

from cef_string_visitor cimport *

cimport cef_cookie_manager_namespace

from cookie_visitor cimport *

from string_visitor cimport *

from cef_callback cimport *

from cef_response cimport *

from cef_resource_handler cimport *

from resource_handler cimport *

from cef_urlrequest cimport *

from web_request_client cimport *

from cef_command_line cimport *

from cef_request_context cimport *

from cef_request_context_handler cimport *

from request_context_handler cimport *

from cef_jsdialog_handler cimport *

from cef_permission_handler cimport *

from cef_path_util cimport *

from cef_drag_data cimport *

from cef_image cimport *

from main_message_loop cimport *

from cef_views cimport *

from cef_log cimport *

from cef_file_util cimport *

from print_callback cimport *

from cef_download_handler cimport *

from cef_download_item cimport *

g_debug = False

g_applicationSettings = {"string_encoding": "utf-8"}

g_commandLineSwitches = {}

g_browser_settings = {}

cdef CefRefPtr[CefRequestContext] g_shared_request_context

cdef unique_ptr[MainMessageLoopExternalPump] g_external_message_pump

cdef py_bool g_MessageLoop_called = False

cdef py_bool g_MessageLoopWork_called = False

cdef py_bool g_cef_initialized = False

cdef dict g_globalClientCallbacks = {}

include "cef_types.pyx"

include "utils.pyx"

include "string_utils.pyx"

IF UNAME_SYSNAME == "Windows":

include "string_utils_win.pyx"

include "time_utils.pyx"

include "browser.pyx"

include "frame.pyx"

include "settings.pyx"

IF UNAME_SYSNAME == "Windows":

include "window_utils_win.pyx"

include "dpi_aware_win.pyx"

ELIF UNAME_SYSNAME == "Linux":

include "window_utils_linux.pyx"

ELIF UNAME_SYSNAME == "Darwin":

include "window_utils_mac.pyx"

include "task.pyx"

include "javascript_bindings.pyx"

include "virtual_keys.pyx"

include "window_info.pyx"

include "process_message_utils.pyx"

include "javascript_callback.pyx"

include "python_callback.pyx"

include "request.pyx"

include "cookie.pyx"

include "string_visitor.pyx"

include "network_error.pyx"

include "paint_buffer.pyx"

include "callback.pyx"

include "response.pyx"

include "web_request.pyx"

include "command_line.pyx"

include "app.pyx"

include "drag_data.pyx"

include "helpers.pyx"

include "image.pyx"

include "pdf_print_handler.pyx"

include "download_item.pyx"

include "handlers/accessibility_handler.pyx"

include "handlers/browser_process_handler.pyx"

include "handlers/display_handler.pyx"

include "handlers/download_handler.pyx"

include "handlers/focus_handler.pyx"

include "handlers/javascript_dialog_handler.pyx"

include "handlers/permission_handler.pyx"

include "handlers/keyboard_handler.pyx"

include "handlers/lifespan_handler.pyx"

include "handlers/load_handler.pyx"

include "handlers/render_handler.pyx"

include "handlers/resource_handler.pyx"

include "handlers/request_handler.pyx"

include "handlers/v8context_handler.pyx"

include "handlers/v8function_handler.pyx"

cdef public void cefpython_GetDebugOptions(

cpp_bool* debug

) except * with gil:

# Called from subprocess/cefpython_app.cpp -> CefPythonApp constructor.

try:

debug[0] = <cpp_bool>bool(g_debug)

except:

(exc_type, exc_value, exc_trace) = sys.exc_info()

sys.excepthook(exc_type, exc_value, exc_trace)

cdef public cpp_bool ApplicationSettings_GetBool(const char* key

) except * with gil:

# Called from client_handler/client_handler.cpp for example

cdef py_string pyKey = CharToPyString(key)

if pyKey in g_applicationSettings:

return bool(g_applicationSettings[pyKey])

return False

cdef public cpp_bool ApplicationSettings_GetBoolFromDict(const char* key1,

const char* key2) except * with gil:

cdef py_string pyKey1 = CharToPyString(key1)

cdef py_string pyKey2 = CharToPyString(key2)

cdef object dictValue # Yet to be checked whether it is `dict`

if pyKey1 in g_applicationSettings:

dictValue = g_applicationSettings[pyKey1]

if type(dictValue) != dict:

return False

if pyKey2 in dictValue:

return bool(dictValue[pyKey2])

return False

cdef public cpp_string ApplicationSettings_GetString(const char* key

) except * with gil:

cdef py_string pyKey = CharToPyString(key)

cdef cpp_string cppString

if pyKey in g_applicationSettings:

cppString = PyStringToChar(AnyToPyString(g_applicationSettings[pyKey]))

return cppString

cdef public int CommandLineSwitches_GetInt(const char* key) except * with gil:

cdef py_string pyKey = CharToPyString(key)

if pyKey in g_commandLineSwitches:

return int(g_commandLineSwitches[pyKey])

return 0

def GetCommandLineSwitch(key):

"""Return a configured Chromium command-line switch, or None."""

return g_commandLineSwitches.get(key)

def Initialize(applicationSettings=None, commandLineSwitches=None, **kwargs):

# applicationSettings and commandLineSwitches argument

# names are kept for backward compatibility.

application_settings = applicationSettings

command_line_switches = commandLineSwitches

# Alternative names for existing parameters

if "settings" in kwargs:

assert not applicationSettings, "Bad arguments"

application_settings = kwargs["settings"]

del kwargs["settings"]

if "switches" in kwargs:

assert not command_line_switches, "Bad arguments"

command_line_switches = kwargs["switches"]

del kwargs["switches"]

for kwarg in kwargs:

raise Exception("Invalid argument: "+kwarg)

if command_line_switches:

# Make a copy as commandLineSwitches is a reference only

# that might get destroyed later.

global g_commandLineSwitches

for key in command_line_switches:

g_commandLineSwitches[key] = copy.deepcopy(

command_line_switches[key])

# Chromium 138+ no longer enables automatic SwiftShader fallback by

# default. Allow it without forcing software rendering, so Chromium still

# prefers an available hardware GPU. Respect the established Chromium

# switch for applications that explicitly disable software rasterization.

if "disable-software-rasterizer" not in g_commandLineSwitches and \

"enable-unsafe-swiftshader" not in g_commandLineSwitches:

g_commandLineSwitches["enable-unsafe-swiftshader"] = ""

# Use g_commandLineSwitches if you need to modify or access

# command line switches inside this function.

del command_line_switches

del commandLineSwitches

IF UNAME_SYSNAME == "Linux":

# Fix Issue #231 - Discovery of the "icudtl.dat" file fails on Linux.

cdef str py_module_dir = GetModuleDirectory()

cdef CefString cef_module_dir

PyToCefString(py_module_dir, cef_module_dir)

# END IF UNAME_SYSNAME == "Linux":

if not application_settings:

application_settings = {}

cdef str module_dir = GetModuleDirectory()

cdef str mac_frameworks_dir = ""

cdef str mac_main_bundle_dir = ""

cdef str configured_frameworks_dir = ""

cdef str configured_contents_dir = ""

cdef str configured_bundle_dir = ""

cdef bint mac_sandbox_supported = False

# CEF 150 uses the bootstrap loader on macOS. Load its function table

# before creating CefString values or invoking any other CEF API.

IF UNAME_SYSNAME == "Darwin":

mac_main_bundle_dir = os.path.join(module_dir, "cefpython3.app")

mac_frameworks_dir = os.path.join(

mac_main_bundle_dir, "Contents", "Frameworks")

# Chromium's macOS sandbox requires the browser executable, CEF

# framework and helper apps to share one real top-level app bundle.

# An ordinary Python interpreter cannot gain that relationship by

# pointing at a synthetic bundle, so use the sandbox only for a

# correctly packaged/frozen application.

cdef str executable_macos_dir = os.path.dirname(

os.path.abspath(sys.executable))

cdef str executable_contents_dir = os.path.dirname(

executable_macos_dir)

cdef str executable_bundle_dir = os.path.dirname(

executable_contents_dir)

cdef str executable_frameworks_dir = os.path.join(

executable_contents_dir, "Frameworks")

if os.path.basename(executable_macos_dir) == "MacOS" and \

os.path.basename(executable_contents_dir) == "Contents" and \

executable_bundle_dir.endswith(".app") and \

os.path.isdir(os.path.join(

executable_frameworks_dir,

"Chromium Embedded Framework.framework")) and \

os.path.isdir(os.path.join(

executable_frameworks_dir,

"cefpython3 Helper.app")):

mac_main_bundle_dir = executable_bundle_dir

mac_frameworks_dir = executable_frameworks_dir

mac_sandbox_supported = True

cdef str cef_framework_dir = application_settings.get(

"framework_dir_path",

os.path.join(mac_frameworks_dir,

"Chromium Embedded Framework.framework"))

if not mac_sandbox_supported:

# Frozen Python launchers can report their executable directory as

# the module directory even when cefpython3 is stored elsewhere.

# Derive the synthetic main bundle from an explicitly configured

# framework bundle instead of constructing a nonexistent sibling

# of the launcher.

configured_frameworks_dir = os.path.dirname(

cef_framework_dir)

configured_contents_dir = os.path.dirname(

configured_frameworks_dir)

configured_bundle_dir = os.path.dirname(

configured_contents_dir)

if os.path.basename(configured_frameworks_dir) == "Frameworks" \

and os.path.basename(configured_contents_dir) == \

"Contents" \

and configured_bundle_dir.endswith(".app") \

and os.path.isdir(configured_bundle_dir):

mac_main_bundle_dir = configured_bundle_dir

mac_frameworks_dir = configured_frameworks_dir

cdef bytes cef_framework_binary = os.fsencode(os.path.join(

cef_framework_dir, "Chromium Embedded Framework"))

if not cef_load_library(cef_framework_binary):

raise RuntimeError("Failed to load the CEF framework: "

+ os.fsdecode(cef_framework_binary))

# Debug settings need to be set before Debug() is called

# and before the CefPythonApp class is instantiated.

global g_debug

if "--debug" in sys.argv:

application_settings["debug"] = True

application_settings["log_file"] = os.path.join(os.getcwd(),

"debug.log")

application_settings["log_severity"] = LOGSEVERITY_VERBOSE

sys.argv.remove("--debug")

if "debug" in application_settings:

g_debug = bool(application_settings["debug"])

if "log_severity" in application_settings:

if application_settings["log_severity"] <= LOGSEVERITY_INFO:

g_debug = True

Debug("Initialize() called")

# Additional initialization on Mac, see util_mac.mm.

IF UNAME_SYSNAME == "Darwin":

MacInitialize()

# ------------------------------------------------------------------------

# CEF Python only options

# ------------------------------------------------------------------------

if "debug" not in application_settings:

application_settings["debug"] = False

if "log_severity" not in application_settings:

# By default show only errors. Don't show on Linux X server non-fatal

# errors like "WARNING:x11_util.cc(1409)] X error received".

application_settings["log_severity"] = LOGSEVERITY_ERROR

if "string_encoding" not in application_settings:

application_settings["string_encoding"] = "utf-8"

if "unique_request_context_per_browser" not in application_settings:

application_settings["unique_request_context_per_browser"] = False

if "downloads_enabled" not in application_settings:

application_settings["downloads_enabled"] = True

if "remote_debugging_port" not in application_settings:

application_settings["remote_debugging_port"] = 0

if "app_user_model_id" in application_settings:

g_commandLineSwitches["app-user-model-id"] =\

application_settings["app_user_model_id"]

if "chrome_runtime" in application_settings:

application_settings["chrome_runtime"] = bool(application_settings["chrome_runtime"])

IF UNAME_SYSNAME == "Darwin":

if "macos_use_system_keychain" not in application_settings:

application_settings["macos_use_system_keychain"] = False

else:

application_settings["macos_use_system_keychain"] = bool(

application_settings["macos_use_system_keychain"])

if not application_settings["macos_use_system_keychain"]:

# Local applications should not trigger Chromium Safe Storage

# prompts unless they explicitly opt into Keychain-backed profile

# encryption. An explicitly supplied switch is preserved.

if "use-mock-keychain" not in g_commandLineSwitches:

g_commandLineSwitches["use-mock-keychain"] = ""

# ------------------------------------------------------------------------

# Paths

# ------------------------------------------------------------------------

if platform.system() == "Darwin":

if "framework_dir_path" not in application_settings:

application_settings["framework_dir_path"] = os.path.join(

mac_frameworks_dir,

"Chromium Embedded Framework.framework")

if "main_bundle_path" not in application_settings:

# Python is commonly launched outside of an application bundle.

# Give CEF a stable bundle identity so that the browser and its

# sandboxed helper processes use the same Mach rendezvous name.

application_settings["main_bundle_path"] = mac_main_bundle_dir

if "locales_dir_path" not in application_settings:

if platform.system() != "Darwin":

application_settings["locales_dir_path"] = os.path.join(

module_dir, "locales")

if "resources_dir_path" not in application_settings:

application_settings["resources_dir_path"] = module_dir

if platform.system() == "Darwin":

# "framework_dir_path" will always be set, see code above.

application_settings["resources_dir_path"] = os.path.join(

application_settings["framework_dir_path"],

"Resources")

if "browser_subprocess_path" not in application_settings:

if platform.system() == "Darwin":

application_settings["browser_subprocess_path"] = os.path.join(

mac_frameworks_dir, "cefpython3 Helper.app",

"Contents", "MacOS",

"cefpython3 Helper")

else:

application_settings["browser_subprocess_path"] = os.path.join(

module_dir, "subprocess")

# ------------------------------------------------------------------------

# Mouse context menu

# ------------------------------------------------------------------------

if "context_menu" not in application_settings:

application_settings["context_menu"] = {}

menuItems = ["enabled", "navigation", "print", "view_source",

"external_browser", "devtools"]

for item in menuItems:

if item not in application_settings["context_menu"]:

application_settings["context_menu"][item] = True

# ------------------------------------------------------------------------

# Remote debugging port.

# ------------------------------------------------------------------------

# If value is 0 we will generate a random port. To disable

# remote debugging set value to -1.

if application_settings["remote_debugging_port"] == 0:

# Generate a random port.

application_settings["remote_debugging_port"] =\

random.randint(49152, 65535)

elif application_settings["remote_debugging_port"] == -1:

# Disable remote debugging

application_settings["remote_debugging_port"] = 0

# ------------------------------------------------------------------------

# CEF options - default values

# ------------------------------------------------------------------------

if not "multi_threaded_message_loop" in application_settings:

application_settings["multi_threaded_message_loop"] = False

# ------------------------------------------------------------------------

# ------------------------------------------------------------------------

# Fix GPUCache/ folder creation when using in-memory cache (Issue #419)

# ------------------------------------------------------------------------

if not "cache_path" in application_settings:

application_settings["cache_path"] = ""

if not "root_cache_path" in application_settings:

application_settings["root_cache_path"] = ""

if application_settings["cache_path"] and not application_settings["root_cache_path"]:

application_settings["root_cache_path"] = application_settings["cache_path"]

if not application_settings["cache_path"] and \

not application_settings["root_cache_path"]:

g_commandLineSwitches["disable-gpu-shader-disk-cache"] = ""

cdef CefRefPtr[CefApp] cefApp = <CefRefPtr[CefApp]?>new CefPythonApp()

IF UNAME_SYSNAME == "Windows":

cdef HINSTANCE hInstance = GetModuleHandle(NULL)

cdef CefMainArgs cefMainArgs = CefMainArgs(hInstance)

ELIF UNAME_SYSNAME == "Linux":

# TODO: use the CefMainArgs(int argc, char** argv) constructor.

cdef CefMainArgs cefMainArgs

ELIF UNAME_SYSNAME == "Darwin":

# TODO: use the CefMainArgs(int argc, char** argv) constructor.

cdef CefMainArgs cefMainArgs

cdef int exitCode = 1

# NOTE: CefExecuteProcess shall not be called here. It should

# be called only in the subprocess main.cpp.

# Make a copy as applicationSettings is a reference only

# that might get destroyed later.

global g_applicationSettings

for key in application_settings:

g_applicationSettings[key] = copy.deepcopy(application_settings[key])

cdef CefSettings cefApplicationSettings

# macOS helper app bundles initialize CEF's subprocess sandbox. Preserve

# the historical default on other platforms until their bootstrap paths

# opt into sandbox support independently.

IF UNAME_SYSNAME == "Darwin":

cefApplicationSettings.no_sandbox = not mac_sandbox_supported

ELSE:

cefApplicationSettings.no_sandbox = 1

SetApplicationSettings(application_settings, &cefApplicationSettings)

# External message pump

if GetAppSetting("external_message_pump")\

and not g_external_message_pump.get():

Debug("Create external message pump")

g_external_message_pump.reset(MainMessageLoopExternalPump.Create().release())

Debug("CefInitialize()")

cdef cpp_bool ret

with nogil:

ret = CefInitialize(cefMainArgs, cefApplicationSettings, cefApp, NULL)

global g_cef_initialized

g_cef_initialized = True

if not ret:

Debug("CefInitialize() failed")

IF UNAME_SYSNAME == "Linux":

# Install by default.

WindowUtils.InstallX11ErrorHandlers()

return ret

def CreateBrowser(**kwargs):

"""Create browser asynchronously. TODO. """

CreateBrowserSync(**kwargs)

def CreateBrowserSync(windowInfo=None,

browserSettings=None,

navigateUrl="",

window_title="",

**kwargs):

# Alternative names for existing parameters

if "window_info" in kwargs:

windowInfo = kwargs["window_info"]

del kwargs["window_info"]

if "settings" in kwargs:

browserSettings = kwargs["settings"]

del kwargs["settings"]

if "url" in kwargs:

navigateUrl = kwargs["url"]

del kwargs["url"]

for kwarg in kwargs:

raise Exception("Invalid argument: "+kwarg)

Debug("CreateBrowserSync() called")

assert IsThread(TID_UI), (

"cefpython.CreateBrowserSync() may only be called on the UI thread")

"""

# Only title was set in hello_world.py example

if windowInfo and not windowInfo.windowType:

windowInfo.SetAsChild(0)

# No window info provided

if not windowInfo:

windowInfo = WindowInfo()

windowInfo.SetAsChild(0)

elif not isinstance(windowInfo, WindowInfo):

raise Exception("CreateBrowserSync() failed: windowInfo: invalid object")

if window_title and windowInfo.parentWindowHandle == 0:

windowInfo.windowName = window_title

# Browser settings

if not browserSettings:

browserSettings = {}

# CEF Python only settings

if "inherit_client_handlers_for_popups" not in browserSettings:

browserSettings["inherit_client_handlers_for_popups"] = True

cdef CefBrowserSettings cefBrowserSettings

SetBrowserSettings(browserSettings, &cefBrowserSettings)

cdef CefWindowInfo cefWindowInfo

SetCefWindowInfo(cefWindowInfo, windowInfo)

navigateUrl = GetNavigateUrl(navigateUrl)

Debug("navigateUrl: %s" % navigateUrl)

cdef CefString cefNavigateUrl

PyToCefString(navigateUrl, cefNavigateUrl)

Debug("CefBrowser::CreateBrowserSync()")

cdef cpp_bool cefpythonOwnedTopLevelWindow = bool(

windowInfo.parentWindowHandle == 0

and windowInfo.windowType == "child")

cdef CefRefPtr[ClientHandler] clientHandler =\

<CefRefPtr[ClientHandler]?>new ClientHandler(

cefpythonOwnedTopLevelWindow)

cdef CefRefPtr[CefBrowser] cefBrowser

# Request context - part 1/2.

createSharedRequestContext = bool(not g_shared_request_context.get())

cdef CefRefPtr[CefDictionaryValue] extraInfo

cdef CefRefPtr[CefRequestContext] cefRequestContext

cdef CefRefPtr[RequestContextHandler] requestContextHandler =\

<CefRefPtr[RequestContextHandler]?>new RequestContextHandler(

cefBrowser)

if g_applicationSettings["unique_request_context_per_browser"]:

cefRequestContext = CefRequestContext.CreateContext(

CefRequestContext.GetGlobalContext(),

<CefRefPtr[CefRequestContextHandler]?>requestContextHandler)

elif createSharedRequestContext:

cefRequestContext = CefRequestContext.CreateContext(

CefRequestContext.GetGlobalContext(),

<CefRefPtr[CefRequestContextHandler]?>requestContextHandler)

g_shared_request_context.Assign(cefRequestContext.get())

else:

cefRequestContext.Assign(g_shared_request_context.get())

# CEF browser creation.

with nogil:

cefBrowser = cef_browser_static.CreateBrowserSync(

cefWindowInfo, <CefRefPtr[CefClient]?>clientHandler,

cefNavigateUrl, cefBrowserSettings,

extraInfo, cefRequestContext)

if not cefBrowser.get():

Debug("CefBrowser::CreateBrowserSync() failed")

return None

else:

Debug("CefBrowser::CreateBrowserSync() succeeded")

Debug("CefBrowser window handle = "

+str(<uintptr_t>cefBrowser.get().GetHost().get().GetWindowHandle()))

# Make a copy as browserSettings is a reference only that might

# get destroyed later.

global g_browser_settings

cdef int browser_id = cefBrowser.get().GetIdentifier()

g_browser_settings[browser_id] = {}

for key in browserSettings:

g_browser_settings[browser_id][key] =\

copy.deepcopy(browserSettings[key])

# Request context - part 2/2.

if g_applicationSettings["unique_request_context_per_browser"]:

requestContextHandler.get().SetBrowser(cefBrowser)

else:

if createSharedRequestContext:

requestContextHandler.get().SetBrowser(cefBrowser)

cdef PyBrowser pyBrowser = GetPyBrowser(cefBrowser)

pyBrowser.SetUserData("__outerWindowHandle",

int(windowInfo.parentWindowHandle))

"""

if windowInfo.parentWindowHandle == 0\

and windowInfo.windowType == "child"\

and windowInfo.windowName:

# Set window title in hello_world.py example

IF UNAME_SYSNAME == "Linux":

x11.SetX11WindowTitle(cefBrowser,

PyStringToChar(windowInfo.windowName))

ELIF UNAME_SYSNAME == "Darwin":

MacSetWindowTitle(cefBrowser,

PyStringToChar(windowInfo.windowName))

return pyBrowser

def MessageLoop():

Debug("MessageLoop()")

if not g_MessageLoop_called:

global g_MessageLoop_called

g_MessageLoop_called = True

with nogil:

CefRunMessageLoop()

def MessageLoopWork():

# Perform a single iteration of CEF message loop processing.

# This function is used to integrate the CEF message loop

# into an existing application message loop.

# Anything that can block for a significant amount of time

# and is thread-safe should release the GIL:

# https://groups.google.com/d/msg/cython-users/jcvjpSOZPp0/KHpUEX8IhnAJ

# GIL must be released here otherwise we will get dead lock

# when calling from c++ to python.

if not g_MessageLoopWork_called:

global g_MessageLoopWork_called

g_MessageLoopWork_called = True

with nogil:

CefDoMessageLoopWork()

def SingleMessageLoop():

# @deprecated, use MessageLoopWork() instead

MessageLoopWork()

def QuitMessageLoop():

Debug("QuitMessageLoop()")

with nogil:

CefQuitMessageLoop()

def Shutdown():

Debug("Shutdown()")

# Run some message loop work, force closing browsers and then run

# some message loop work again for the browsers to close cleanly.