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Copy pathv8function_handler.cpp
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57 lines (55 loc) · 2.63 KB
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// Copyright (c) 2012-2013 The CEF Python authors. All rights reserved.
// License: New BSD License.
// Website: http://code.google.com/p/cefpython/
#include "cefpython_app.h"
#include "v8utils.h"
#include "DebugLog.h"
bool V8FunctionHandler::Execute(const CefString& functionName,
CefRefPtr<CefV8Value> thisObject,
const CefV8ValueList& v8Arguments,
CefRefPtr<CefV8Value>& returnValue,
CefString& exception) {
CefRefPtr<CefV8Context> context = CefV8Context::GetCurrentContext();
CefRefPtr<CefBrowser> browser = context.get()->GetBrowser();
CefRefPtr<CefFrame> frame = context.get()->GetFrame();
if (pythonCallbackId_) {
DebugLog("Renderer: V8FunctionHandler::Execute(): python callback");
CefRefPtr<CefListValue> functionArguments = V8ValueListToCefListValue(
v8Arguments);
CefRefPtr<CefProcessMessage> processMessage = \
CefProcessMessage::Create("ExecutePythonCallback");
CefRefPtr<CefListValue> messageArguments = \
processMessage->GetArgumentList();
messageArguments->SetInt(0, pythonCallbackId_);
messageArguments->SetList(1, functionArguments);
browser->SendProcessMessage(PID_BROWSER, processMessage);
returnValue = CefV8Value::CreateNull();
return true;
} else {
DebugLog("Renderer: V8FunctionHandler::Execute(): js binding");
if (!(cefPythonApp_.get() \
&& cefPythonApp_->BindedFunctionExists( \
browser, functionName))) {
exception = std::string("[CEF Python] " \
"V8FunctionHandler::Execute() FAILED: " \
"function does not exist: ").append(functionName) \
.append("()");
// Must return true for the exception to be thrown.
return true;
}
CefRefPtr<CefListValue> functionArguments = V8ValueListToCefListValue(
v8Arguments);
// TODO: losing int64 precision here.
int frameId = (int)frame->GetIdentifier();
CefRefPtr<CefProcessMessage> processMessage = \
CefProcessMessage::Create("V8FunctionHandler::Execute");
CefRefPtr<CefListValue> messageArguments = \
processMessage->GetArgumentList();
messageArguments->SetInt(0, frameId);
messageArguments->SetString(1, functionName);
messageArguments->SetList(2, functionArguments);
browser->SendProcessMessage(PID_BROWSER, processMessage);
returnValue = CefV8Value::CreateNull();
return true;
}
}