Method OnProcessMessageReceived

src/subprocess/cefpython_app.cpp:362–404

}

bool CefPythonApp::OnProcessMessageReceived(CefRefPtr<CefBrowser> browser,
                                        CefProcessId source_process,
                                        CefRefPtr<CefProcessMessage> message) {
    std::string messageName = message->GetName().ToString();
    std::string logMessage = "[Renderer process] OnProcessMessageReceived(): ";
    logMessage.append(messageName.c_str());
    LOG(INFO) << logMessage.c_str();
    CefRefPtr<CefListValue> args = message->GetArgumentList();
    if (messageName == "DoJavascriptBindings") {
        if (args->GetSize() == 1
                && args->GetType(0) == VTYPE_DICTIONARY
                && args->GetDictionary(0)->IsValid()) {
            // Is it necessary to make a copy? It won't harm.
            SetJavascriptBindings(browser,
                    args->GetDictionary(0)->Copy(false));
            DoJavascriptBindingsForBrowser(browser);
        } else {
            LOG(ERROR) << "[Renderer process] OnProcessMessageReceived():"
                          " invalid arguments,"
                          " messageName=DoJavascriptBindings";
            return false;
        }
    } else if (messageName == "ExecuteJavascriptCallback") {
        if (args->GetType(0) == VTYPE_INT) {
            int jsCallbackId = args->GetInt(0);
            CefRefPtr<CefListValue> jsArgs;
            if (args->IsReadOnly()) {
                jsArgs = args->Copy();
            } else {
                jsArgs = args;
            }
            // Remove jsCallbackId.
            jsArgs->Remove(0);
            ExecuteJavascriptCallback(jsCallbackId, jsArgs);
        } else {
            LOG(ERROR) << "[Renderer process] OnProcessMessageReceived:"
                          " invalid arguments, expected first argument to be"
                          " a javascript callback (int)";
            return false;
        }
    }
    return true;
}

void CefPythonApp::SetJavascriptBindings(CefRefPtr<CefBrowser> browser,
                                    CefRefPtr<CefDictionaryValue> data) {