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/*
* AT-SPI - Assistive Technology Service Provider Interface
* (Gnome Accessibility Project; http://developer.gnome.org/projects/gap)
*
* Copyright 2001, 2002 Sun Microsystems Inc.,
* Copyright 2001, 2002 Ximian, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#include <stdlib.h>
#include <stdio.h>
#include <ctype.h>
#include <unistd.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <sys/un.h>
#include "../../cspi/spi.h"
static SPIBoolean report_command_key_event (const AccessibleKeystroke *stroke, void *user_data);
static SPIBoolean report_ordinary_key_event (const AccessibleKeystroke *stroke, void *user_data);
static SPIBoolean report_synchronous_key_event (const AccessibleKeystroke *stroke, void *user_data);
static SPIBoolean report_tab_key_event (const AccessibleKeystroke *stroke, void *user_data);
static SPIBoolean report_all_key_event (const AccessibleKeystroke *stroke, void *user_data);
static AccessibleKeystrokeListener *command_key_listener;
static AccessibleKeystrokeListener *ordinary_key_listener;
static AccessibleKeystrokeListener *synchronous_key_listener;
static AccessibleKeystrokeListener *tab_key_listener;
static AccessibleKeystrokeListener *all_key_listener;
static AccessibleKeySet *command_keyset;
static AccessibleKeySet *async_keyset;
static AccessibleKeySet *sync_keyset;
static AccessibleKeySet *tab_keyset;
int
main (int argc, char **argv)
{
const char *tab_strings[1] = {"Tab"};
short keycodes[] = {65, 64, 23};
SPIBoolean retval = FALSE;
SPI_init ();
/* prepare the keyboard snoopers */
command_key_listener = SPI_createAccessibleKeystrokeListener (report_command_key_event, NULL);
ordinary_key_listener = SPI_createAccessibleKeystrokeListener (report_ordinary_key_event, NULL);
synchronous_key_listener = SPI_createAccessibleKeystrokeListener (report_synchronous_key_event, NULL);
tab_key_listener = SPI_createAccessibleKeystrokeListener (report_tab_key_event, NULL);
all_key_listener = SPI_createAccessibleKeystrokeListener (report_all_key_event, NULL);
command_keyset = SPI_createAccessibleKeySet (1, "q", NULL, NULL);
async_keyset = SPI_createAccessibleKeySet (3, NULL, keycodes, NULL);
sync_keyset = SPI_createAccessibleKeySet (3, "def", NULL, NULL);
tab_keyset = SPI_createAccessibleKeySet (1, NULL, NULL, tab_strings);
retval = SPI_registerAccessibleKeystrokeListener(command_key_listener,
command_keyset,
SPI_KEYMASK_ALT | SPI_KEYMASK_CONTROL,
(unsigned long) ( SPI_KEY_PRESSED ),
SPI_KEYLISTENER_ALL_WINDOWS);
fprintf (stderr, "Command key registry: result %s\n", retval ? "succeeded" :
"failed");
retval = SPI_registerAccessibleKeystrokeListener(ordinary_key_listener,
async_keyset,
SPI_KEYMASK_UNMODIFIED,
(unsigned long) ( SPI_KEY_PRESSED | SPI_KEY_RELEASED ),
SPI_KEYLISTENER_NOSYNC);
retval = SPI_registerAccessibleKeystrokeListener(synchronous_key_listener,
sync_keyset,
SPI_KEYMASK_UNMODIFIED,
(unsigned long) ( SPI_KEY_PRESSED | SPI_KEY_RELEASED ),
SPI_KEYLISTENER_CANCONSUME);
retval = SPI_registerAccessibleKeystrokeListener(tab_key_listener,
tab_keyset,
SPI_KEYMASK_ALT,
(unsigned long) ( SPI_KEY_PRESSED | SPI_KEY_RELEASED ),
SPI_KEYLISTENER_ALL_WINDOWS);
fprintf (stderr, "tab listener registry: %s\n", retval ? "succeeded" : "failed");
retval = SPI_registerAccessibleKeystrokeListener(all_key_listener,
SPI_KEYSET_ALL_KEYS,
SPI_KEYMASK_CONTROL | SPI_KEYMASK_SHIFT,
(unsigned long) ( SPI_KEY_PRESSED | SPI_KEY_RELEASED ),
SPI_KEYLISTENER_ALL_WINDOWS);
fprintf (stderr, "all key registry: %s\n", retval ? "succeeded" : "failed" );
SPI_registerAccessibleKeystrokeListener(all_key_listener,
SPI_KEYSET_ALL_KEYS,
SPI_KEYMASK_SHIFT,
(unsigned long) ( SPI_KEY_PRESSED ),
SPI_KEYLISTENER_NOSYNC | SPI_KEYLISTENER_CANCONSUME);
SPI_event_main ();
putenv ("AT_BRIDGE_SHUTDOWN=1");
return SPI_exit ();
}
static void
simple_at_exit (void)
{
SPI_deregisterAccessibleKeystrokeListener (command_key_listener, SPI_KEYMASK_ALT | SPI_KEYMASK_CONTROL);
AccessibleKeystrokeListener_unref (command_key_listener);
SPI_freeAccessibleKeySet (command_keyset);
/*
SPI_deregisterAccessibleKeystrokeListener (ordinary_key_listener, SPI_KEYMASK_ALT | SPI_KEYMASK_CONTROL); */
AccessibleKeystrokeListener_unref (ordinary_key_listener);
SPI_freeAccessibleKeySet (async_keyset);
/* SPI_deregisterAccessibleKeystrokeListener (synchronous_key_listener, SPI_KEYMASK_ALT | SPI_KEYMASK_CONTROL); */
AccessibleKeystrokeListener_unref (synchronous_key_listener);
SPI_freeAccessibleKeySet (sync_keyset);
SPI_deregisterAccessibleKeystrokeListener (tab_key_listener, SPI_KEYMASK_ALT | SPI_KEYMASK_CONTROL);
AccessibleKeystrokeListener_unref (tab_key_listener);
SPI_freeAccessibleKeySet (tab_keyset);
SPI_event_quit ();
}
static SPIBoolean
is_command_key (const AccessibleKeystroke *key)
{
switch (key->keyID)
{
case 'Q':
case 'q':
simple_at_exit();
return TRUE; /* not reached */
default:
return FALSE;
}
}
static void
print_key_event (const AccessibleKeystroke *key, char *prefix)
{
fprintf (stderr, "%s KeyEvent %s%c (keycode %d); string=%s; time=%lx\n",
prefix,
(key->modifiers & SPI_KEYMASK_ALT)?"Alt-":"",
((key->modifiers & SPI_KEYMASK_SHIFT)^(key->modifiers & SPI_KEYMASK_SHIFTLOCK))?
(char) toupper((int) key->keyID) : (char) tolower((int) key->keyID),
(int) key->keycode,
key->keystring,
(long int) key->timestamp);
}
static SPIBoolean
report_command_key_event (const AccessibleKeystroke *key, void *user_data)
{
print_key_event (key, "command");
return is_command_key (key);
}
static SPIBoolean
report_ordinary_key_event (const AccessibleKeystroke *key, void *user_data)
{
print_key_event (key, "ordinary");
return FALSE;
}
static SPIBoolean
report_synchronous_key_event (const AccessibleKeystroke *key, void *user_data)
{
/* consume 'd' key, let others pass through */
print_key_event (key, "synchronous (consumable) ");
return ( key->keyID == 'd' ) ? TRUE : FALSE;
}
static SPIBoolean
report_tab_key_event (const AccessibleKeystroke *key, void *user_data)
{
print_key_event (key, "[TAB]");
return FALSE;
}
static SPIBoolean
report_all_key_event (const AccessibleKeystroke *key, void *user_data)
{
fprintf(stderr, "(%ld)", key->keyID);
return FALSE;
}
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