136 lines
3.4 KiB
C
136 lines
3.4 KiB
C
/*
|
|
* focus.c - focus management
|
|
*
|
|
* Copyright © 2007-2008 Julien Danjou <julien@danjou.info>
|
|
*
|
|
* 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 02110-1301 USA.
|
|
*
|
|
*/
|
|
|
|
#include "tag.h"
|
|
#include "focus.h"
|
|
#include "client.h"
|
|
|
|
extern awesome_t globalconf;
|
|
|
|
/** Get the client's node focus.
|
|
* \param c The client.
|
|
* \return The client node focus.
|
|
*/
|
|
static client_node_t *
|
|
focus_get_node_by_client(client_t *c)
|
|
{
|
|
client_node_t *node;
|
|
|
|
for(node = globalconf.focus; node; node = node->next)
|
|
if(node->client == c)
|
|
return node;
|
|
|
|
return NULL;
|
|
}
|
|
|
|
/** Create a client node for focus.
|
|
* \param c The client
|
|
* \return The client focus node.
|
|
*/
|
|
static client_node_t *
|
|
focus_client_add(client_t *c)
|
|
{
|
|
client_node_t *node;
|
|
|
|
/* if we don't find this node, create a new one */
|
|
if(!(node = focus_get_node_by_client(c)))
|
|
{
|
|
node = p_new(client_node_t, 1);
|
|
node->client = c;
|
|
}
|
|
else /* if we've got a node, detach it */
|
|
client_node_list_detach(&globalconf.focus, node);
|
|
|
|
return node;
|
|
}
|
|
|
|
/** Push the client at the beginning of the client focus history stack.
|
|
* \param c The client to push.
|
|
*/
|
|
void
|
|
focus_client_push(client_t *c)
|
|
{
|
|
client_node_t *node = focus_client_add(c);
|
|
client_node_list_push(&globalconf.focus, node);
|
|
}
|
|
|
|
/** Append the client at the end of the client focus history stack.
|
|
* \param c The client to append.
|
|
*/
|
|
void
|
|
focus_client_append(client_t *c)
|
|
{
|
|
client_node_t *node = focus_client_add(c);
|
|
client_node_list_append(&globalconf.focus, node);
|
|
}
|
|
|
|
/** Remove a client from focus history.
|
|
* \param c The client.
|
|
*/
|
|
void
|
|
focus_client_delete(client_t *c)
|
|
{
|
|
client_node_t *node = focus_get_node_by_client(c);
|
|
|
|
if(node)
|
|
{
|
|
client_node_list_detach(&globalconf.focus, node);
|
|
p_delete(&node);
|
|
}
|
|
}
|
|
|
|
static client_t *
|
|
focus_get_latest_client_for_tags(tag_t **t, int nindex)
|
|
{
|
|
client_node_t *node;
|
|
tag_t **tags;
|
|
int i = 0;
|
|
|
|
for(node = globalconf.focus; node; node = node->next)
|
|
if(node->client && !node->client->skip)
|
|
for(tags = t; *tags; tags++)
|
|
if(is_client_tagged(node->client, *tags))
|
|
{
|
|
if(i == nindex)
|
|
return node->client;
|
|
else
|
|
i--;
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
/** Get the latest focused client on a screen.
|
|
* \param screen The virtual screen number.
|
|
* \return A pointer to an existing client.
|
|
*/
|
|
client_t *
|
|
focus_get_current_client(int screen)
|
|
{
|
|
tag_t **curtags = tags_get_current(screen);
|
|
client_t *sel = focus_get_latest_client_for_tags(curtags, 0);
|
|
p_delete(&curtags);
|
|
|
|
return sel;
|
|
}
|
|
|
|
// vim: filetype=c:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=80
|