cdef public void LoadHandler_OnLoadingStateChange(

CefRefPtr[CefBrowser] cefBrowser,

cpp_bool isLoading,

cpp_bool canGoBack,

cpp_bool canGoForward

) except * with gil:

cdef PyBrowser pyBrowser

cdef object callback

try:

pyBrowser = GetPyBrowser(cefBrowser)

callback = pyBrowser.GetClientCallback("OnLoadingStateChange")

if callback:

callback(pyBrowser, isLoading, canGoBack, canGoForward)

except:

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

sys.excepthook(exc_type, exc_value, exc_trace)

cdef public void LoadHandler_OnLoadStart(

CefRefPtr[CefBrowser] cefBrowser,

CefRefPtr[CefFrame] cefFrame

) except * with gil:

cdef PyBrowser pyBrowser

cdef PyFrame pyFrame

cdef object clientCallback

try:

pyBrowser = GetPyBrowser(cefBrowser)

pyFrame = GetPyFrame(cefFrame)

clientCallback = pyBrowser.GetClientCallback("OnLoadStart")

if clientCallback:

clientCallback(pyBrowser, pyFrame)

except:

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

sys.excepthook(exc_type, exc_value, exc_trace)

cdef public void LoadHandler_OnLoadEnd(

CefRefPtr[CefBrowser] cefBrowser,

CefRefPtr[CefFrame] cefFrame,

int httpStatusCode

) except * with gil:

cdef PyBrowser pyBrowser

cdef PyFrame pyFrame

cdef object clientCallback

try:

pyBrowser = GetPyBrowser(cefBrowser)

pyFrame = GetPyFrame(cefFrame)

clientCallback = pyBrowser.GetClientCallback("OnLoadEnd")

if clientCallback:

clientCallback(pyBrowser, pyFrame, httpStatusCode)

except:

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

sys.excepthook(exc_type, exc_value, exc_trace)

cdef public void LoadHandler_OnLoadError(

CefRefPtr[CefBrowser] cefBrowser,

CefRefPtr[CefFrame] cefFrame,

cef_types.cef_errorcode_t cefErrorCode,

const CefString& cefErrorText,

const CefString& cefFailedUrl

) except * with gil:

cdef PyBrowser pyBrowser

cdef PyFrame pyFrame

cdef list errorTextOut

cdef object clientCallback

try:

# If webpage loading or file download is aborted by user

# the error code will be ERR_ABORTED. In such cases calls

# to OnLoadError should be ignored and not handled by user

# scripts. The wxpython example implements such behavior.

pyBrowser = GetPyBrowser(cefBrowser)

pyFrame = GetPyFrame(cefFrame)

errorTextOut = [CefToPyString(cefErrorText)]

clientCallback = pyBrowser.GetClientCallback("OnLoadError")

if clientCallback:

clientCallback(

pyBrowser, pyFrame, cefErrorCode, errorTextOut,

CefToPyString(cefFailedUrl))

# Providing custom error messsage not yet supported in CEF 3.

# | PyToCefString(errorTextOut[0], cefErrorText)

except:

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

sys.excepthook(exc_type, exc_value, exc_trace)