awesome/screen.c

157 lines
5.0 KiB
C

/*
* screen.c - screen management
*
* Copyright © 2007 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 "util.h"
#include "screen.h"
#include "tag.h"
#include "layout.h"
extern Client *sel, *clients;
/** Get screens info
* \param disp Display ref
* \param screen Screen number
* \param statusbar statusbar
* \param screen_number int pointer filled with number of screens
* \return ScreenInfo struct array with all screens info
*/
ScreenInfo *
get_screen_info(Display *disp, int screen, Statusbar *statusbar, int *screen_number)
{
int i, fake_screen_number = 0;
ScreenInfo *si;
if(XineramaIsActive(disp))
{
si = XineramaQueryScreens(disp, screen_number);
fake_screen_number = *screen_number;
}
else
{
/* emulate Xinerama info but only fill the screen we want */
*screen_number = 1;
si = p_new(ScreenInfo, screen + 1);
si[screen].width = DisplayWidth(disp, screen);
si[screen].height = DisplayHeight(disp, screen);
si[screen].x_org = 0;
si[screen].y_org = 0;
fake_screen_number = screen + 1;
}
if(statusbar)
for(i = 0; i < fake_screen_number; i++)
{
if(statusbar->position == BarTop
|| statusbar->position == BarBot)
si[i].height -= statusbar->height;
if(statusbar->position == BarTop)
si[i].y_org += statusbar->height;
}
return si;
}
/** Get display info
* \param disp Display ref
* \param screen Screen number
* \param statusbar the statusbar
* \return ScreenInfo struct pointer with all display info
*/
ScreenInfo *
get_display_info(Display *disp, int screen, Statusbar statusbar)
{
ScreenInfo *si;
si = p_new(ScreenInfo, 1);
si->x_org = 0;
si->y_org = statusbar.position == BarTop ? statusbar.height : 0;
si->width = DisplayWidth(disp, screen);
si->height = DisplayHeight(disp, screen) -
((statusbar.position == BarTop || statusbar.position == BarBot) ? statusbar.height : 0);
return si;
}
/** Return the Xinerama screen number where the window is placed
* \param disp Display ref
* \param x x coordinate of the window
* \param y y coordinate of the window
* \return screen number or -1 on no match
*/
int
get_screen_bycoord(Display *disp, int x, int y)
{
ScreenInfo *si;
int screen_number, i;
/* don't waste our time */
if(!XineramaIsActive(disp))
return 0;
si = get_screen_info(disp, 0, NULL, &screen_number);
for(i = 0; i < screen_number; i++)
if(x >= si[i].x_org && x <= si[i].x_org + si[i].width
&& y >= si[i].y_org && y <= si[i].x_org + si[i].height)
{
XFree(si);
return i;
}
XFree(si);
return -1;
}
void
uicb_focusnextscreen(Display *disp,
DC *drawcontext,
awesome_config * awesomeconf,
const char *arg __attribute__ ((unused)))
{
Client *c;
int next_screen = awesomeconf->screen + 1 >= ScreenCount(disp) ? 0 : awesomeconf->screen + 1;
for(c = clients; c && !isvisible(c, next_screen, awesomeconf[next_screen - awesomeconf->screen].tags, awesomeconf[next_screen - awesomeconf->screen].ntags); c = c->next);
if(c)
{
focus(c->display, &drawcontext[next_screen - awesomeconf->screen], c, True, &awesomeconf[next_screen - awesomeconf->screen]);
restack(c->display, &drawcontext[next_screen - awesomeconf->screen], &awesomeconf[next_screen - awesomeconf->screen]);
}
}
void
uicb_focusprevscreen(Display *disp,
DC *drawcontext,
awesome_config * awesomeconf,
const char *arg __attribute__ ((unused)))
{
Client *c;
int prev_screen = awesomeconf->screen - 1 < 0 ? ScreenCount(disp) - 1 : awesomeconf->screen - 1;
for(c = clients; c && !isvisible(c, prev_screen, awesomeconf[prev_screen - awesomeconf->screen].tags, awesomeconf[prev_screen - awesomeconf->screen].ntags); c = c->next);
if(c)
{
focus(c->display, &drawcontext[prev_screen - awesomeconf->screen], c, True, &awesomeconf[prev_screen - awesomeconf->screen]);
restack(c->display, &drawcontext[prev_screen - awesomeconf->screen], &awesomeconf[prev_screen - awesomeconf->screen]);
}
}