mc/lib/tty/mouse.c
Egmont Koblinger 026b07a2ab Ticket #2662: support extended mouse clicks beyond 223.
The ancient way of reporting mouse coordinates only supports coordinates
up to 231, so if your terminal is wider (or taller, but that's unlikely),
you cannot use your mouse in the rightmost columns.

Signed-off-by: Andrew Borodin <aborodin@vmail.ru>
2011-11-29 09:50:03 +03:00

214 lines
5.5 KiB
C

/*
Mouse managing
Copyright (C) 1994, 1998, 1999, 2000, 2001, 2002, 2004, 2005, 2006,
2007, 2009, 2011
The Free Software Foundation, Inc.
Written by:
Andrew Borodin <aborodin@vmail.ru>, 2009.
This file is part of the Midnight Commander.
The Midnight Commander 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 3 of the License,
or (at your option) any later version.
The Midnight Commander 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, see <http://www.gnu.org/licenses/>.
*/
/** \file mouse.c
* \brief Source: mouse managing
*
* Events received by clients of this library have their coordinates 0 based
*/
#include <config.h>
#include <stdio.h>
#include <sys/types.h>
#include <unistd.h>
#include "lib/global.h"
#include "tty.h"
#include "tty-internal.h" /* mouse_enabled */
#include "mouse.h"
#include "key.h" /* define sequence */
/*** global variables ****************************************************************************/
Mouse_Type use_mouse_p = MOUSE_NONE;
gboolean mouse_enabled = FALSE;
const char *xmouse_seq;
/*** file scope macro definitions ****************************************************************/
/*** file scope type declarations ****************************************************************/
/*** file scope variables ************************************************************************/
/*** file scope functions ************************************************************************/
/* --------------------------------------------------------------------------------------------- */
/* --------------------------------------------------------------------------------------------- */
/*** public functions ****************************************************************************/
/* --------------------------------------------------------------------------------------------- */
void
show_mouse_pointer (int x, int y)
{
#ifdef HAVE_LIBGPM
if (use_mouse_p == MOUSE_GPM)
Gpm_DrawPointer (x, y, gpm_consolefd);
#else
(void) x;
(void) y;
#endif /* HAVE_LIBGPM */
}
/* --------------------------------------------------------------------------------------------- */
void
init_mouse (void)
{
switch (use_mouse_p)
{
#ifdef HAVE_LIBGPM
case MOUSE_NONE:
use_mouse_p = MOUSE_GPM;
break;
#endif /* HAVE_LIBGPM */
case MOUSE_XTERM_NORMAL_TRACKING:
case MOUSE_XTERM_BUTTON_EVENT_TRACKING:
define_sequence (MCKEY_MOUSE, xmouse_seq, MCKEY_NOACTION);
break;
default:
break;
}
enable_mouse ();
}
/* --------------------------------------------------------------------------------------------- */
void
enable_mouse (void)
{
if (mouse_enabled)
return;
switch (use_mouse_p)
{
#ifdef HAVE_LIBGPM
case MOUSE_GPM:
{
int mouse_d;
Gpm_Connect conn;
conn.eventMask = ~GPM_MOVE;
conn.defaultMask = GPM_MOVE;
conn.minMod = 0;
conn.maxMod = 0;
mouse_d = Gpm_Open (&conn, 0);
if (mouse_d == -1)
{
use_mouse_p = MOUSE_NONE;
return;
}
mouse_enabled = TRUE;
}
break;
#endif /* HAVE_LIBGPM */
case MOUSE_XTERM_NORMAL_TRACKING:
/* save old highlight mouse tracking */
printf (ESC_STR "[?1001s");
/* enable mouse tracking */
printf (ESC_STR "[?1000h");
/* enable urxvt extended mouse coordinate reporting */
printf (ESC_STR "[?1015h");
fflush (stdout);
mouse_enabled = TRUE;
break;
case MOUSE_XTERM_BUTTON_EVENT_TRACKING:
/* save old highlight mouse tracking */
printf (ESC_STR "[?1001s");
/* enable mouse tracking */
printf (ESC_STR "[?1002h");
/* enable urxvt extended mouse coordinate reporting */
printf (ESC_STR "[?1015h");
fflush (stdout);
mouse_enabled = TRUE;
break;
default:
break;
}
}
/* --------------------------------------------------------------------------------------------- */
void
disable_mouse (void)
{
if (!mouse_enabled)
return;
mouse_enabled = FALSE;
switch (use_mouse_p)
{
#ifdef HAVE_LIBGPM
case MOUSE_GPM:
Gpm_Close ();
break;
#endif
case MOUSE_XTERM_NORMAL_TRACKING:
/* disable urxvt extended mouse coordinate reporting */
printf (ESC_STR "[?1015l");
/* disable mouse tracking */
printf (ESC_STR "[?1000l");
/* restore old highlight mouse tracking */
printf (ESC_STR "[?1001r");
fflush (stdout);
break;
case MOUSE_XTERM_BUTTON_EVENT_TRACKING:
/* disable urxvt extended mouse coordinate reporting */
printf (ESC_STR "[?1015l");
/* disable mouse tracking */
printf (ESC_STR "[?1002l");
/* restore old highlight mouse tracking */
printf (ESC_STR "[?1001r");
fflush (stdout);
break;
default:
break;
}
}
/* --------------------------------------------------------------------------------------------- */