VisionPlus_V3.0/DependentLibrary/HaikangCamera/SDK/Includes/GenICam/log4cpp/LayoutAppender.hh

/*
 * LayoutAppender.hh
 *
 * Copyright 2000, LifeLine Networks BV (www.lifeline.nl). All rights reserved.
 * Copyright 2000, Bastiaan Bakker. All rights reserved.
 *
 * See the COPYING file for the terms of usage and distribution.
 */

#ifndef _LOG4CPP_LAYOUTAPPENDER_HH
#define _LOG4CPP_LAYOUTAPPENDER_HH

#include <string>
#include <log4cpp/Portability.hh>
#include <log4cpp/AppenderSkeleton.hh>
#include <log4cpp/BasicLayout.hh>

LOG4CPP_NS_BEGIN

/**
 * LayoutAppender is a common superclass for all Appenders that require
 * a Layout.
 **/
class LOG4CPP_EXPORT LayoutAppender : public AppenderSkeleton {
public:

    typedef BasicLayout DefaultLayoutType;

    LayoutAppender(const std::string& name);
    virtual ~LayoutAppender();

    /**
     * Check if the appender requires a layout. All LayoutAppenders do,
     * therefore this method returns true for all subclasses.
     *
     * @returns true.
     **/
    virtual bool requiresLayout() const;
    virtual void setLayout(Layout* layout = NULL);

protected:
    /**
     * Return the layout of the appender.
     * This method is the Layout accessor for subclasses of LayoutAppender.
     * @returns the Layout.
     **/
    Layout& _getLayout();

private:
    Layout* _layout;
private:
    // suppress assignment operator
    LayoutAppender & operator=(const LayoutAppender &);
};
LOG4CPP_NS_END


#endif // _LOG4CPP_LAYOUTAPPENDER_HH