/** 
 * @file llconversationview.cpp
 * @brief Implementation of conversations list widgets and views
 *
 * $LicenseInfo:firstyear=2009&license=viewerlgpl$
 * Second Life Viewer Source Code
 * Copyright (C) 2010, Linden Research, Inc.
 * 
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation;
 * version 2.1 of the License only.
 * 
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 * 
 * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
 * $/LicenseInfo$
 */


#include "llviewerprecompiledheaders.h"

#include "llconversationview.h"
#include "llconversationmodel.h"
#include "llimconversation.h"
#include "llimfloatercontainer.h"

//
// Implementation of conversations list session widgets
//

LLConversationViewSession::Params::Params() :	
	container()
{}

LLConversationViewSession::LLConversationViewSession( const LLConversationViewSession::Params& p ):
	LLFolderViewFolder(p),
	mContainer(p.container)
{
}

void LLConversationViewSession::selectItem()
{
	LLFolderViewItem::selectItem();
	
	LLConversationItem* item = dynamic_cast<LLConversationItem*>(mViewModelItem);
	LLFloater* session_floater = LLIMConversation::getConversation(item->getUUID());
	LLMultiFloater* host_floater = session_floater->getHost();
	
	if (host_floater == mContainer)
	{
		// Always expand the message pane if the panel is hosted by the container
		mContainer->collapseMessagesPane(false);
		// Switch to the conversation floater that is being selected
		mContainer->selectFloater(session_floater);
	}
	
	// Set the focus on the selected floater
	session_floater->setFocus(TRUE);
}

void LLConversationViewSession::setVisibleIfDetached(BOOL visible)
{
	// Do this only if the conversation floater has been torn off (i.e. no multi floater host) and is not minimized
	// Note: minimized dockable floaters are brought to front hence unminimized when made visible and we don't want that here
	LLConversationItem* item = dynamic_cast<LLConversationItem*>(mViewModelItem);
	LLFloater* session_floater = LLIMConversation::getConversation(item->getUUID());
	
	if (session_floater && !session_floater->getHost() && !session_floater->isMinimized())
	{
		session_floater->setVisible(visible);
	}
}

LLConversationViewParticipant* LLConversationViewSession::findParticipant(const LLUUID& participant_id)
{
	// This is *not* a general tree parsing algorithm. We search only in the mItems list
	// assuming there is no mFolders which makes sense for sessions (sessions don't contain
	// sessions).
	LLConversationViewParticipant* participant = NULL;
	items_t::const_iterator iter;
	for (iter = getItemsBegin(); iter != getItemsEnd(); iter++)
	{
		participant = dynamic_cast<LLConversationViewParticipant*>(*iter);
		if (participant->hasSameValue(participant_id))
		{
			break;
		}
	}
	return (iter == getItemsEnd() ? NULL : participant);
}

void LLConversationViewSession::refresh()
{
	// Refresh the session view from its model data
	LLConversationItem* vmi = dynamic_cast<LLConversationItem*>(getViewModelItem());
	vmi->resetRefresh();
	
	// Note: for the moment, all that needs to be done is done by LLFolderViewItem::refresh()
	
	// Do the regular upstream refresh
	LLFolderViewFolder::refresh();
}

//
// Implementation of conversations list participant (avatar) widgets
//

LLConversationViewParticipant::Params::Params() :	
	participant_id()
{}

LLConversationViewParticipant::LLConversationViewParticipant( const LLConversationViewParticipant::Params& p ):
	LLFolderViewItem(p),
	mUUID(p.participant_id)
{
}

void LLConversationViewParticipant::refresh()
{
	// Refresh the participant view from its model data
	LLConversationItem* vmi = dynamic_cast<LLConversationItem*>(getViewModelItem());
	vmi->resetRefresh();
	
	// Note: for the moment, all that needs to be done is done by LLFolderViewItem::refresh()
	
	// Do the regular upstream refresh
	LLFolderViewItem::refresh();
}

// EOF