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/**
* @file llmediaobserver.h
* @brief Derrive from this class and override methods to observe events from emitter class
*
* $LicenseInfo:firstyear=2007&license=viewergpl$
*
* Copyright (c) 2007-2009, Linden Research, Inc.
*
* Second Life Viewer Source Code
* The source code in this file ("Source Code") is provided by Linden Lab
* to you under the terms of the GNU General Public License, version 2.0
* ("GPL"), unless you have obtained a separate licensing agreement
* ("Other License"), formally executed by you and Linden Lab. Terms of
* the GPL can be found in doc/GPL-license.txt in this distribution, or
* online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
*
* There are special exceptions to the terms and conditions of the GPL as
* it is applied to this Source Code. View the full text of the exception
* in the file doc/FLOSS-exception.txt in this software distribution, or
* online at
* http://secondlifegrid.net/programs/open_source/licensing/flossexception
*
* By copying, modifying or distributing this software, you acknowledge
* that you have read and understood your obligations described above,
* and agree to abide by those obligations.
*
* ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
* WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
* COMPLETENESS OR PERFORMANCE.
* $/LicenseInfo$
*/
#ifndef LLMEDIAEOBSERVER_H
#define LLMEDIAEOBSERVER_H
class LLMediaBase;
class LLMediaEvent
{
public:
LLMediaEvent( LLMediaBase* subject ) :
mSubject( subject ), mIntValue(-1)
{
};
LLMediaEvent( LLMediaBase* subject, std::string in ) :
mSubject( subject ), mIntValue(-1), mStringValue(in)
{
};
LLMediaEvent( LLMediaBase* subject, std::string string_in, std::string string_ex_in ) :
mSubject( subject ), mIntValue(-1), mStringValue(string_in), mStringValueEx(string_ex_in)
{
};
LLMediaEvent( LLMediaBase* subject, std::string string_in, int int_in ) :
mSubject( subject ), mIntValue(int_in), mStringValue(string_in)
{
};
LLMediaEvent( LLMediaBase* subject, int in ) :
mSubject( subject ), mIntValue(in)
{
};
virtual ~LLMediaEvent() { }
LLMediaBase* getSubject() const
{
return mSubject;
};
int getIntValue() const
{
return mIntValue;
}
std::string getStringValue() const
{
return mStringValue;
}
std::string getStringValueEx() const
{
return mStringValueEx;
}
private:
LLMediaBase* mSubject;
int mIntValue;
std::string mStringValue;
std::string mStringValueEx;
};
class LLMediaObserver
{
public:
virtual ~LLMediaObserver() {}
typedef LLMediaEvent EventType;
virtual void onMediaPreroll( const EventType& event_in ) { }
virtual void onMediaLoaded( const EventType& event_in ) { }
virtual void onMediaSizeChange( const EventType& event_in ) { }
virtual void onMediaContentsChange( const EventType& event_in ) { }
virtual void onMediaStatusTextChange( const EventType& event_in ) { }
virtual void onMediaTitleChange( const EventType &event_in ) { }
virtual void onNavigateBegin( const EventType& event_in ) { }
virtual void onNavigateComplete( const EventType& event_in ) { }
virtual void onUpdateProgress( const EventType& event_in ) { }
virtual void onStatusTextChange( const EventType& event_in ) { }
virtual void onLocationChange( const EventType& event_in ) { }
virtual void onClickLinkHref( const EventType& event_in ) { }
virtual void onClickLinkNoFollow( const EventType& event_in ) { }
};
#endif // LLMEDIAEOBSERVER_H
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