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/**
* @file gtk_eventloop.c Purple Event Loop API (gtk implementation)
* @ingroup pidgin
*/
/* 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 of the License, 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
*/
#include <glib.h>
#include "gtkeventloop.h"
#include "eventloop.h"
#ifdef _WIN32
#include "win32dep.h"
#endif
#define PIDGIN_READ_COND (G_IO_IN | G_IO_HUP | G_IO_ERR)
#define PIDGIN_WRITE_COND (G_IO_OUT | G_IO_HUP | G_IO_ERR | G_IO_NVAL)
typedef struct _PidginIOClosure {
PurpleInputFunction function;
guint result;
gpointer data;
} PidginIOClosure;
static gboolean pidgin_io_invoke(GIOChannel *source, GIOCondition condition, gpointer data)
{
PidginIOClosure *closure = data;
PurpleInputCondition purple_cond = 0;
if (condition & PIDGIN_READ_COND)
purple_cond |= PURPLE_INPUT_READ;
if (condition & PIDGIN_WRITE_COND)
purple_cond |= PURPLE_INPUT_WRITE;
#if 0
purple_debug_misc("gtk_eventloop",
"CLOSURE: callback for %d, fd is %d\n",
closure->result, g_io_channel_unix_get_fd(source));
#endif
#ifdef _WIN32
if(! purple_cond) {
#ifdef DEBUG
purple_debug_misc("gtk_eventloop",
"CLOSURE received GIOCondition of 0x%x, which does not"
" match 0x%x (READ) or 0x%x (WRITE)\n",
condition, PIDGIN_READ_COND, PIDGIN_WRITE_COND);
#endif /* DEBUG */
return TRUE;
}
#endif /* _WIN32 */
closure->function(closure->data, g_io_channel_unix_get_fd(source),
purple_cond);
return TRUE;
}
static guint pidgin_input_add(gint fd, PurpleInputCondition condition, PurpleInputFunction function,
gpointer data)
{
PidginIOClosure *closure = g_new0(PidginIOClosure, 1);
GIOChannel *channel;
GIOCondition cond = 0;
#ifdef _WIN32
static int use_glib_io_channel = -1;
if (use_glib_io_channel == -1)
use_glib_io_channel = (g_getenv("PIDGIN_GLIB_IO_CHANNEL") != NULL) ? 1 : 0;
#endif
closure->function = function;
closure->data = data;
if (condition & PURPLE_INPUT_READ)
cond |= PIDGIN_READ_COND;
if (condition & PURPLE_INPUT_WRITE)
cond |= PIDGIN_WRITE_COND;
#ifdef _WIN32
if (use_glib_io_channel == 0)
channel = wpurple_g_io_channel_win32_new_socket(fd);
else
#endif
channel = g_io_channel_unix_new(fd);
closure->result = g_io_add_watch_full(channel, G_PRIORITY_DEFAULT, cond,
pidgin_io_invoke, closure, g_free);
#if 0
purple_debug_misc("gtk_eventloop",
"CLOSURE: adding input watcher %d for fd %d\n",
closure->result, fd);
#endif
g_io_channel_unref(channel);
return closure->result;
}
static PurpleEventLoopUiOps eventloop_ops =
{
g_timeout_add,
g_source_remove,
pidgin_input_add,
g_source_remove,
NULL, /* input_get_error */
#if GLIB_CHECK_VERSION(2,14,0)
g_timeout_add_seconds,
#else
NULL,
#endif
NULL,
NULL,
NULL
};
PurpleEventLoopUiOps *
pidgin_eventloop_get_ui_ops(void)
{
return &eventloop_ops;
}
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