My initial port of this wasn't great, this is much better.
Testing Done:
sent messages between pidgin2 with gkdr/carbons, conversations on my phone, and pidgin3. I sent messages from all clients and received them on all three clients.
Reviewed at https://reviews.imfreedom.org/r/462/
/* pidgin
*
* Pidgin is the legal property of its developers, whose names are too numerous
* to list here. Please refer to the COPYRIGHT file distributed with this
* source distribution.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or(at your option)
* any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111-1301, USA.
*/
#ifdef HAVE_CONFIG_H
#include<config.h>
#endif
#include<purple.h>
#include"gtkdnd-hints.h"
#include<gdk/gdk.h>
#include<gdk-pixbuf/gdk-pixbuf.h>
typedefstruct
{
GtkWidget*widget;
gchar*filename;
gintox;
gintoy;
}HintWindowInfo;
/*
* Info about each hint widget. See PidginDndHintWindowId enum.