StreamHandlerGuard Class Reference

Handler guard object to safely run and finish a stream handler. More...

#include <cvb/async/multi_stream_handler.hpp>

Public Member Functions
	StreamHandlerGuard (const Cvb::MultiStreamHandlerPtr &streamHandler, AutoRun autoRun=AutoRun::No) noexcept
	Creates a stream handler guard object. More...
	~StreamHandlerGuard ()
	Finishes the shared stream handler . More...

Detailed Description

Handler guard object to safely run and finish a stream handler.

This guard class provides a way to safely stop the stream when leaving the scope (e.g an exception occurs).

Examples

Cvb/QmlStreamDisplay, and Cvb/QtStreamDisplay.

Constructor & Destructor Documentation

StreamHandlerGuard()

StreamHandlerGuard ( const Cvb::MultiStreamHandlerPtr &  streamHandler, AutoRun  autoRun = AutoRun::No  )

inlineexplicitnoexcept

Creates a stream handler guard object.

Parameters

[in]	streamHandler	Stream handler shared by the guard.
[in]	autoRun	Run the stream handler if yes and not already running, otherwise do nothing.

Exceptions

Does	not throw any exception.

~StreamHandlerGuard()

~StreamHandlerGuard ( )

inline

Finishes the shared stream handler .

Exceptions

Does	not throw any exception.

All errors occurred within the acquisition thread are shallowed.