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diagnosticHandler.h
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diagnosticHandler.h
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// Copyright 2017 Google Inc. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#pragma once
//#include <stdio.h>
#include <string>
//#include <stdio.h>
//#include <sstream>
#include <pxr/base/tf/weakPtr.h>
#include <pxr/base/tf/diagnostic.h>
#include <pxr/base/tf/diagnosticMgr.h>
#include <pxr/base/arch/export.h>
extern "C"
{
//Create a callback delegate
typedef void(*FuncLogCallBack)(int logType, char const* message);
static FuncLogCallBack s_UsdLogCallback = nullptr;
ARCH_EXPORT void RegisterUsdLogCallback(FuncLogCallBack cb);
}
/// A reciever of diagnostic messages, sent from USD.
///
/// Only one global handler may be registered to recieve all diagnostic messages. If no handler is
/// assigned, diagnostic messages are printed to stdout and stderr accordingly.
class DiagnosticHandler : public pxr::TfDiagnosticMgr::Delegate {
public:
virtual ~DiagnosticHandler() {}
/// Informational messages.
ARCH_EXPORT virtual void IssueStatus(pxr::TfStatus const &status);
/// Diagnostic warning messages.
ARCH_EXPORT virtual void IssueWarning(pxr::TfWarning const &warning);
/// Recoverable error messages, which should be treated as non-fatal exceptions.
ARCH_EXPORT virtual void IssueError(pxr::TfError const &err);
/// Messages recieved here will occur just before the application aborts.
ARCH_EXPORT virtual void IssueFatalError(pxr::TfCallContext const &context, std::string const &msg);
private:
void _Send(int logType, char const* msg);
};