awesome/placement.c

103 lines
3.3 KiB
C

/*
* placement.c - client placement management
*
* Copyright © 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 "placement.h"
#include "screen.h"
#include "client.h"
extern AwesomeConf globalconf;
name_func_link_t FloatingPlacementList[] =
{
{ "smart", placement_smart },
};
/** Compute smart coordinates for a client window
* \param geometry current/requested client geometry
* \param screen screen used
* \return new geometry
*/
Area
placement_smart(Area geometry, int border, int screen)
{
Client *c;
Area newgeometry = { 0, 0, 0, 0, NULL };
Area *screen_geometry, *tmp, *arealist = NULL, *r;
Bool found = False;
screen_geometry = p_new(Area, 1);
tmp = p_new(Area, 1);
/* we need tmp because it may be free'd by in
* the area_list_remove process */
*screen_geometry = *tmp = screen_get_area(screen,
globalconf.screens[screen].statusbar,
&globalconf.screens[screen].padding);
area_list_push(&arealist, tmp);
for(c = globalconf.clients; c; c = c->next)
if(client_isvisible(c, screen))
{
newgeometry = c->f_geometry;
newgeometry.width += 2 * c->border;
newgeometry.height += 2 * c->border;
area_list_remove(&arealist, &newgeometry);
}
newgeometry.x = geometry.x;
newgeometry.y = geometry.y;
newgeometry.width = 0;
newgeometry.height = 0;
for(r = arealist; r; r = r->next)
if(r->width >= geometry.width && r->height >= geometry.height
&& r->width * r->height > newgeometry.width * newgeometry.height)
{
found = True;
newgeometry = *r;
}
/* we did not found a space with enough space for our size:
* just take the biggest available and go in */
if(!found)
for(r = arealist; r; r = r->next)
if(r->width * r->height > newgeometry.width * newgeometry.height)
newgeometry = *r;
/* restore height and width */
newgeometry.width = geometry.width;
newgeometry.height = geometry.height;
/* fix offscreen */
if(AREA_RIGHT(newgeometry) > AREA_RIGHT(*screen_geometry))
newgeometry.x = screen_geometry->x + screen_geometry->width - (newgeometry.width + 2 * border);
if(AREA_BOTTOM(newgeometry) > AREA_BOTTOM(*screen_geometry))
newgeometry.y = screen_geometry->y + screen_geometry->height - (newgeometry.height + 2 * border);
area_list_wipe(&arealist);
p_delete(&screen_geometry);
return newgeometry;
}
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