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// Redistribution and use in source and binary forms, with or without

// modification, are permitted provided that the following conditions are

// met:

// * Redistributions of source code must retain the above copyright

// notice, this list of conditions and the following disclaimer.

// * Redistributions in binary form must reproduce the above

// copyright notice, this list of conditions and the following disclaimer

// in the documentation and/or other materials provided with the

// distribution.

// * Neither the name of Google Inc. nor the name Chromium Embedded

// Framework nor the names of its contributors may be used to endorse

// or promote products derived from this software without specific prior

// written permission.

// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS

// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT

// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR

// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT

// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT

// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,

// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY

// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE

// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

// ---------------------------------------------------------------------------

// The contents of this file must follow a specific format in order to

// support the CEF translator tool. See the translator.README.txt file in the

// tools directory for more information.

// See cef_trace_event.h for trace macros and additonal documentation.

#ifndef CEF_INCLUDE_CEF_TRACE_H_

#define CEF_INCLUDE_CEF_TRACE_H_

#pragma once

#include "include/cef_base.h"

#include "include/cef_callback.h"

///

/// Implement this interface to receive notification when tracing has completed.

/// The methods of this class will be called on the browser process UI thread.

///

/*--cef(source=client)--*/

class CefEndTracingCallback : public virtual CefBaseRefCounted {

public:

///

/// Called after all processes have sent their trace data. |tracing_file| is

/// the path at which tracing data was written. The client is responsible for

/// deleting |tracing_file|.

///

/*--cef()--*/

virtual void OnEndTracingComplete(const CefString& tracing_file) = 0;

};

///

/// Start tracing events on all processes. Tracing is initialized asynchronously

/// and |callback| will be executed on the UI thread after initialization is

/// complete.

///

/// If CefBeginTracing was called previously, or if a CefEndTracingAsync call is

/// pending, CefBeginTracing will fail and return false.

///

/// |categories| is a comma-delimited list of category wildcards. A category can

/// have an optional '-' prefix to make it an excluded category. Having both

/// included and excluded categories in the same list is not supported.

///

/// Examples:

/// - "test_MyTest*"

/// - "test_MyTest*,test_OtherStuff"

/// - "-excluded_category1,-excluded_category2"

///

/// This function must be called on the browser process UI thread.

///

/*--cef(optional_param=categories,optional_param=callback)--*/

bool CefBeginTracing(const CefString& categories,

CefRefPtr<CefCompletionCallback> callback);

///

/// Stop tracing events on all processes.

///

/// This function will fail and return false if a previous call to

/// CefEndTracingAsync is already pending or if CefBeginTracing was not called.

///

/// |tracing_file| is the path at which tracing data will be written and

/// |callback| is the callback that will be executed once all processes have

/// sent their trace data. If |tracing_file| is empty a new temporary file path

/// will be used. If |callback| is empty no trace data will be written.

///

/// This function must be called on the browser process UI thread.

///

/*--cef(optional_param=tracing_file,optional_param=callback)--*/

bool CefEndTracing(const CefString& tracing_file,

CefRefPtr<CefEndTracingCallback> callback);

///

/// Returns the current system trace time or, if none is defined, the current

/// high-res time. Can be used by clients to synchronize with the time

/// information in trace events.

///

/*--cef()--*/

int64_t CefNowFromSystemTraceTime();

#endif // CEF_INCLUDE_CEF_TRACE_H_

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