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GUACAMOLE-231: Broadcast mouse position only to users who are not moving the mouse.

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This commit is contained in:
Michael Jumper 2017-03-11 14:35:43 -08:00
parent ae7e8d3890
commit 240e18cd92
1 changed files with 29 additions and 3 deletions
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32
src/common/cursor.c
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@ -110,6 +110,32 @@ void guac_common_cursor_dup(guac_common_cursor* cursor, guac_user* user,
}
/**
* Callback for guac_client_foreach_user() which sends the current cursor
* position to any given user except the user that moved the cursor last.
*
* @param data
* A pointer to the guac_common_cursor whose position should be broadcast
* to all users except the user that moved the cursor last.
*
* @return
* Always NULL.
*/
static void* guac_common_cursor_broadcast_position(guac_user* user,
void* data) {
guac_common_cursor* cursor = (guac_common_cursor*) data;
/* Send cursor position only if the user is not moving the cursor */
if (user != cursor->user) {
guac_protocol_send_mouse(user->socket, cursor->x, cursor->y);
guac_socket_flush(user->socket);
}
return NULL;
}
void guac_common_cursor_move(guac_common_cursor* cursor, guac_user* user,
int x, int y) {
@ -120,9 +146,9 @@ void guac_common_cursor_move(guac_common_cursor* cursor, guac_user* user,
cursor->x = x;
cursor->y = y;
/* Notify of change in cursor position */
guac_protocol_send_mouse(cursor->client->socket, x, y);
guac_socket_flush(cursor->client->socket);
/* Notify all other users of change in cursor position */
guac_client_foreach_user(cursor->client,
guac_common_cursor_broadcast_position, cursor);
}