# Copyright (c) 2012-2014 The CEF Python authors. All rights reserved. # License: New BSD License. # Website: http://code.google.com/p/cefpython/ V8_PROPERTY_ATTRIBUTE_NONE = cef_types.V8_PROPERTY_ATTRIBUTE_NONE V8_PROPERTY_ATTRIBUTE_READONLY = cef_types.V8_PROPERTY_ATTRIBUTE_READONLY V8_PROPERTY_ATTRIBUTE_DONTENUM = cef_types.V8_PROPERTY_ATTRIBUTE_DONTENUM V8_PROPERTY_ATTRIBUTE_DONTDELETE = cef_types.V8_PROPERTY_ATTRIBUTE_DONTDELETE cdef public void V8ContextHandler_OnContextCreated( CefRefPtr[CefBrowser] cefBrowser, CefRefPtr[CefFrame] cefFrame, CefRefPtr[CefV8Context] cefContext ) except * with gil: # This handler may also be called by JavascriptBindings.Rebind(). # This handler may be called multiple times for the same frame - rebinding. cdef PyBrowser pyBrowser cdef PyFrame pyFrame cdef JavascriptBindings javascriptBindings cdef dict javascriptFunctions cdef dict javascriptProperties cdef dict javascriptObjects cdef CefRefPtr[V8FunctionHandler] functionHandler cdef CefRefPtr[CefV8Handler] v8Handler cdef CefRefPtr[CefV8Value] v8Window cdef CefRefPtr[CefV8Value] v8Function cdef CefRefPtr[CefV8Value] v8Object cdef CefRefPtr[CefV8Value] v8Method cdef CefString cefFunctionName cdef CefString cefPropertyName cdef CefString cefMethodName cdef CefString cefObjectName cdef object key cdef object value cdef py_string functionName cdef py_string objectName cdef object clientCallback try: pyBrowser = GetPyBrowser(cefBrowser) pyBrowser.SetUserData("__v8ContextCreated", True) pyFrame = GetPyFrame(cefFrame) javascriptBindings = pyBrowser.GetJavascriptBindings() if not javascriptBindings: return javascriptFunctions = javascriptBindings.GetFunctions() javascriptProperties = javascriptBindings.GetProperties() javascriptObjects = javascriptBindings.GetObjects() if not javascriptFunctions and not javascriptProperties and not javascriptObjects: return # This checks GetBindToFrames/GetBindToPopups must also be made in both: # FunctionHandler_Execute() and OnContextCreated(), so that calling # a non-existent property on window object throws an error. if not pyFrame.IsMain() and not javascriptBindings.GetBindToFrames(): return # This check is probably not needed, as GetPyBrowser() will already pass bindings=None, # if this is a popup window and bindToPopups is False. if pyBrowser.IsPopup() and not javascriptBindings.GetBindToPopups(): return v8Window = cefContext.get().GetGlobal() if javascriptProperties: for key,value in javascriptProperties.items(): key = str(key) PyToCefString(key, cefPropertyName) v8Window.get().SetValue( cefPropertyName, PyToV8Value(value, cefContext), V8_PROPERTY_ATTRIBUTE_NONE) if javascriptFunctions or javascriptObjects: functionHandler = new V8FunctionHandler() functionHandler.get().SetContext(cefContext) v8Handler = functionHandler.get() if javascriptFunctions: for functionName in javascriptFunctions: functionName = str(functionName) PyToCefString(functionName, cefFunctionName) v8Function = cef_v8_static.CreateFunction(cefFunctionName, v8Handler) v8Window.get().SetValue(cefFunctionName, v8Function, V8_PROPERTY_ATTRIBUTE_NONE) if javascriptObjects: for objectName in javascriptObjects: v8Object = cef_v8_static.CreateObject(NULL) PyToCefString(objectName, cefObjectName) v8Window.get().SetValue( cefObjectName, v8Object, V8_PROPERTY_ATTRIBUTE_NONE) for methodName in javascriptObjects[objectName]: methodName = str(methodName) # cefMethodName = "myobject.someMethod" PyToCefString(objectName+"."+methodName, cefMethodName) v8Method = cef_v8_static.CreateFunction(cefMethodName, v8Handler) # cefMethodName = "someMethod" PyToCefString(methodName, cefMethodName) v8Object.get().SetValue( cefMethodName, v8Method, V8_PROPERTY_ATTRIBUTE_NONE) # User defined callback. clientCallback = pyBrowser.GetClientCallback("OnContextCreated") 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 V8ContextHandler_OnContextReleased( CefRefPtr[CefBrowser] cefBrowser, CefRefPtr[CefFrame] cefFrame, CefRefPtr[CefV8Context] cefContext ) except * with gil: cdef PyBrowser pyBrowser cdef PyFrame pyFrame try: pyBrowser = GetPyBrowser(cefBrowser) pyFrame = GetPyFrame(cefFrame) # User defined callback. clientCallback = pyBrowser.GetClientCallback("OnContextReleased") 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 V8ContextHandler_OnUncaughtException( CefRefPtr[CefBrowser] cefBrowser, CefRefPtr[CefFrame] cefFrame, CefRefPtr[CefV8Context] cefContext, CefRefPtr[CefV8Exception] cefException, CefRefPtr[CefV8StackTrace] cefStackTrace ) except * with gil: cdef PyBrowser pyBrowser cdef PyFrame pyFrame cdef CefRefPtr[CefV8Exception] v8Exception cdef CefV8Exception* v8ExceptionPointer cdef object callback try: pyBrowser = GetPyBrowser(cefBrowser) pyFrame = GetPyFrame(cefFrame) v8ExceptionPointer = cefException.get() pyException = {} pyException["lineNumber"] = v8ExceptionPointer.GetLineNumber() pyException["message"] = CefToPyString(v8ExceptionPointer.GetMessage()) pyException["scriptResourceName"] = CefToPyString( v8ExceptionPointer.GetScriptResourceName()) pyException["sourceLine"] = CefToPyString(v8ExceptionPointer.GetSourceLine()) pyStackTrace = CefV8StackTraceToPython(cefStackTrace) callback = pyBrowser.GetClientCallback("OnUncaughtException") if callback: callback(pyBrowser, pyFrame, pyException, pyStackTrace) except: (exc_type, exc_value, exc_trace) = sys.exc_info() sys.excepthook(exc_type, exc_value, exc_trace)