+/*
+ * 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 <cspi/spi-private.h>
+
+
+
+/**
+ * SPI_freeAccessibleKeySet:
+ * @keyset: An AccessibleKeyset to free.
+ *
+ * Release the memory used by an AccessibleKeySet.
+ *
+ **/
+void
+SPI_freeAccessibleKeySet (AccessibleKeySet *keyset)
+{
+ int i = 0;
+ g_free (keyset->keysyms);
+ g_free (keyset->keycodes);
+ while (keyset->keystrings [i])
+ {
+ g_free (keyset->keystrings [i++]);
+ }
+ g_free (keyset->keystrings);
+ g_free (keyset);
+}
+
+/**
+ * SPI_createAccessibleKeySet:
+ * @len: the number of key values in the key set.
+ * @keysyms: a UTF-8 string containing symbolic key values to be matched, or NULL if
+ * matching is performed against other key values instead.
+ * @keycodes: an array of unsigned short values which are the hardware keycodes
+ * to be matched, or NULL if the keyset is specified solely by keysyms
+ * and/or keystrings.
+ * @keystrings: an array of null-terminated character strings which specify key
+ * name values to match, or NULL if the keyset is specified solely by
+ * keycodes and/or keysyms.
+ *
+ * Create a new #AccessibleKeySet of a specified length.
+ * A KeySet is used typically to match key event values, and a matches are made
+ * using the following criteria: a match exists with a key event if all non-null
+ * i-th members of the keyset match the key event.
+ * If both keystring and keysym values are NULL, a keycode value match is
+ * forced, thus the match for keysym=0, keycode=0, keystring=NULL is
+ * keycode 0.
+ *
+ * Returns: a pointer to a newly-created #AccessibleKeySet.
+ *
+ **/
+AccessibleKeySet *
+SPI_createAccessibleKeySet (int len, const char *keysyms, short *keycodes,
+ const char **keystrings)
+{
+ AccessibleKeySet *keyset = g_new0 (AccessibleKeySet, 1);
+ int i, keysym_len = 0;
+ const char *keysym_ptr = keysyms;
+ keyset->len = len;
+ keyset->keysyms = g_new0 (unsigned long, len);
+ keyset->keycodes = g_new0 (unsigned short, len);
+ keyset->keystrings = g_new0 (char *, len);
+ if (keysyms)
+ {
+ keysym_len = g_utf8_strlen (keysyms, -1);
+ }
+ for (i = 0; i < len; ++i)
+ {
+ if (i < keysym_len)
+ {
+ keyset->keysyms [i] = (unsigned long) g_utf8_get_char (keysym_ptr);
+ keysym_ptr = g_utf8_find_next_char (keysym_ptr, NULL);
+ }
+ else
+ {
+ keyset->keysyms [i] = 0;
+ }
+ if (keycodes)
+ {
+ keyset->keycodes [i] = keycodes [i];
+ }
+ if (keystrings)
+ {
+ keyset->keystrings [i] = g_strdup (keystrings [i]);
+ }
+ }
+ return keyset;
+}
/**
- * createEventListener:
+ * SPI_createAccessibleEventListener:
* @callback : an #AccessibleEventListenerCB callback function, or NULL.
+ * @user_data: a pointer to data which will be passed to the callback when invoked.
*
- * Create a new #AccessibleEventListener with a specified callback function.
+ * Create a new #AccessibleEventListener with a specified (in-process) callback function.
*
* Returns: a pointer to a newly-created #AccessibleEventListener.
*
**/
AccessibleEventListener *
-createEventListener (AccessibleEventListenerCB callback)
+SPI_createAccessibleEventListener (AccessibleEventListenerCB callback,
+ void *user_data)
{
- AccessibleEventListener *listener = accessible_event_listener_new ();
+ AccessibleEventListener *listener = cspi_event_listener_new ();
if (callback)
{
- accessible_event_listener_add_callback (listener, callback);
+ AccessibleEventListener_addCallback (listener, callback, user_data);
}
return listener;
}
/**
- * EventListener_addCallback:
+ * AccessibleEventListener_addCallback:
* @listener: the #AccessibleEventListener instance to modify.
* @callback: an #AccessibleEventListenerCB function pointer.
+ * @user_data: a pointer to data which will be passed to the callback when invoked.
*
* Add an in-process callback function to an existing AccessibleEventListener.
+ * Note that the callback function must live in the same address
+ * space as the AccessibleEventListener implementation code, thus one should not
+ * use this function to attach callbacks to a 'remote' event listener
+ * (that is, one that was not created by a client call to
+ * createAccessibleEventListener ();
*
* Returns: #TRUE if successful, otherwise #FALSE.
*
**/
-boolean
-EventListener_addCallback (AccessibleEventListener *listener,
- AccessibleEventListenerCB callback)
+SPIBoolean
+AccessibleEventListener_addCallback (AccessibleEventListener *listener,
+ AccessibleEventListenerCB callback,
+ void *user_data)
{
- accessible_event_listener_add_callback (listener, callback);
+ cspi_event_listener_add_cb (listener, callback, user_data);
return TRUE;
}
/**
- * EventListener_removeCallback:
+ * AccessibleEventListener_unref:
+ * @listener: a pointer to the #AccessibleEventListener being operated on.
+ *
+ * Decrements an #AccessibleEventListener's reference count.
+ **/
+void
+AccessibleEventListener_unref (AccessibleEventListener *listener)
+{
+ cspi_event_listener_unref (listener);
+}
+
+/**
+ * AccessibleEventListener_removeCallback:
* @listener: the #AccessibleEventListener instance to modify.
* @callback: an #AccessibleEventListenerCB function pointer.
*
* Returns: #TRUE if successful, otherwise #FALSE.
*
**/
-boolean
-EventListener_removeCallback (AccessibleEventListener *listener,
- AccessibleEventListenerCB callback)
+SPIBoolean
+AccessibleEventListener_removeCallback (AccessibleEventListener *listener,
+ AccessibleEventListenerCB callback)
{
- accessible_event_listener_remove_callback (listener, callback);
+ cspi_event_listener_remove_cb (listener, callback);
return TRUE;
}
/**
- * createKeystrokeListener:
- * @callback : an #KeystrokeListenerCB callback function, or NULL.
+ * SPI_createAccessibleKeystrokeListener:
+ * @callback : an #AccessibleKeystrokeListenerCB callback function, or NULL.
+ * @user_data: a pointer to data which will be passed to the callback when invoked.
*
- * Create a new #KeystrokeListener with a specified callback function.
+ * Create a new #AccessibleKeystrokeListener with a specified callback function.
*
- * Returns: a pointer to a newly-created #KeystrokeListener.
+ * Returns: a pointer to a newly-created #AccessibleKeystrokeListener.
*
**/
-KeystrokeListener *
-createKeystrokeListener (KeystrokeListenerCB callback)
+AccessibleKeystrokeListener *
+SPI_createAccessibleKeystrokeListener (AccessibleKeystrokeListenerCB callback,
+ void *user_data)
{
- KeystrokeListener *listener = g_object_new (KEYSTROKE_LISTENER_TYPE, NULL);
+ AccessibleKeystrokeListener *listener = cspi_keystroke_listener_new ();
if (callback)
{
- keystroke_listener_add_callback (listener, callback);
+ AccessibleKeystrokeListener_addCallback (listener, callback, user_data);
}
return listener;
}
/**
- * KeystrokeListener_addCallback:
- * @listener: the #KeystrokeListener instance to modify.
- * @callback: an #KeystrokeListenerCB function pointer.
+ * AccessibleKeystrokeListener_addCallback:
+ * @listener: the #AccessibleKeystrokeListener instance to modify.
+ * @callback: an #AccessibleKeystrokeListenerCB function pointer.
+ * @user_data: a pointer to data which will be passed to the callback when invoked.
*
- * Add an in-process callback function to an existing #KeystrokeListener.
+ * Add an in-process callback function to an existing #AccessibleKeystrokeListener.
*
* Returns: #TRUE if successful, otherwise #FALSE.
*
**/
-boolean
-KeystrokeListener_addCallback (KeystrokeListener *listener,
- KeystrokeListenerCB callback)
+SPIBoolean
+AccessibleKeystrokeListener_addCallback (AccessibleKeystrokeListener *listener,
+ AccessibleKeystrokeListenerCB callback,
+ void *user_data)
{
- keystroke_listener_add_callback (listener, callback);
+ cspi_keystroke_listener_add_cb (listener, callback, user_data);
return TRUE;
}
/**
- * KeystrokeListener_removeCallback:
- * @listener: the #KeystrokeListener instance to modify.
- * @callback: an #KeystrokeListenerCB function pointer.
+ * AccessibleKeystrokeListener_removeCallback:
+ * @listener: the #AccessibleKeystrokeListener instance to modify.
+ * @callback: an #AccessibleKeystrokeListenerCB function pointer.
*
- * Remove an in-process callback function from an existing KeystrokeListener.
+ * Remove an in-process callback function from an existing #AccessibleKeystrokeListener.
*
* Returns: #TRUE if successful, otherwise #FALSE.
*
**/
-boolean
-KeystrokeListener_removeCallback (KeystrokeListener *listener,
- KeystrokeListenerCB callback)
+SPIBoolean
+AccessibleKeystrokeListener_removeCallback (AccessibleKeystrokeListener *listener,
+ AccessibleKeystrokeListenerCB callback)
{
- keystroke_listener_remove_callback (listener, callback);
+ cspi_keystroke_listener_remove_cb (listener, callback);
return TRUE;
}
+
+/**
+ * AccessibleKeystrokeListener_unref:
+ * @listener: a pointer to the #AccessibleKeystrokeListener being operated on.
+ *
+ * Decrements an #AccessibleKeystrokeListener's reference count.
+ **/
+void
+AccessibleKeystrokeListener_unref (AccessibleKeystrokeListener *listener)
+{
+ cspi_keystroke_listener_unref (listener);
+}