241 lines
7.1 KiB
C
241 lines
7.1 KiB
C
/*
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* screen.c - screen management
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*
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* Copyright © 2007 Julien Danjou <julien@danjou.info>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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*/
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#include "util.h"
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#include "screen.h"
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#include "tag.h"
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#include "layout.h"
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extern Client *sel, *clients;
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/** Get screens info
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* \param disp Display ref
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* \param screen Screen number
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* \param statusbar statusbar
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* \param screen_number int pointer filled with number of screens
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* \return ScreenInfo struct array with all screens info
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*/
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ScreenInfo *
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get_screen_info(Display *disp, int screen, Statusbar *statusbar, int *screen_number)
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{
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int i, fake_screen_number = 0;
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ScreenInfo *si;
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if(XineramaIsActive(disp))
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{
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si = XineramaQueryScreens(disp, screen_number);
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fake_screen_number = *screen_number;
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}
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else
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{
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/* emulate Xinerama info but only fill the screen we want */
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*screen_number = 1;
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si = p_new(ScreenInfo, screen + 1);
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si[screen].width = DisplayWidth(disp, screen);
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si[screen].height = DisplayHeight(disp, screen);
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si[screen].x_org = 0;
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si[screen].y_org = 0;
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fake_screen_number = screen + 1;
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}
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if(statusbar)
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for(i = 0; i < fake_screen_number; i++)
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{
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if(statusbar->position == BarTop
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|| statusbar->position == BarBot)
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si[i].height -= statusbar->height;
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if(statusbar->position == BarTop)
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si[i].y_org += statusbar->height;
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}
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return si;
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}
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/** Get display info
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* \param disp Display ref
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* \param screen Screen number
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* \param statusbar the statusbar
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* \return ScreenInfo struct pointer with all display info
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*/
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ScreenInfo *
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get_display_info(Display *disp, int screen, Statusbar *statusbar)
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{
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ScreenInfo *si;
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si = p_new(ScreenInfo, 1);
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si->x_org = 0;
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si->y_org = statusbar && statusbar->position == BarTop ? statusbar->height : 0;
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si->width = DisplayWidth(disp, screen);
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si->height = DisplayHeight(disp, screen) -
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(statusbar && (statusbar->position == BarTop || statusbar->position == BarBot) ? statusbar->height : 0);
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return si;
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}
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/** Return the Xinerama screen number where the coordinates belongs to
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* \param disp Display ref
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* \param x x coordinate of the window
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* \param y y coordinate of the window
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* \return screen number or -1 on no match
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*/
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int
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get_screen_bycoord(Display *disp, int x, int y)
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{
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ScreenInfo *si;
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int screen_number, i;
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/* don't waste our time */
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if(!XineramaIsActive(disp))
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return DefaultScreen(disp);
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si = get_screen_info(disp, 0, NULL, &screen_number);
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for(i = 0; i < screen_number; i++)
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if(x >= si[i].x_org && x < si[i].x_org + si[i].width
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&& y >= si[i].y_org && y < si[i].x_org + si[i].height)
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{
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XFree(si);
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return i;
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}
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XFree(si);
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return DefaultScreen(disp);
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}
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/** Return the actual screen count
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* \param disp Display ref
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* \return the number of screen available
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*/
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int
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get_screen_count(Display *disp)
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{
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int screen_number;
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if(XineramaIsActive(disp))
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XineramaQueryScreens(disp, &screen_number);
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else
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return ScreenCount(disp);
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return screen_number;
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}
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/** This returns the real X screen number for a logical
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* screen if Xinerama is active.
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* \param disp Display ref
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* \param screen the logical screen
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* \return the X screen
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*/
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int
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get_real_screen(Display *disp, int screen)
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{
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if(XineramaIsActive(disp))
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return DefaultScreen(disp);
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return screen;
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}
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void
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move_client_to_screen(Client *c, awesome_config *acf_new)
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{
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int i;
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c->screen = acf_new->screen;
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p_realloc(&c->tags, acf_new->ntags);
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for(i = 0; i < acf_new->ntags; i++)
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c->tags[i] = acf_new->tags[i].selected;
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}
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static void
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move_mouse_pointer_to_screen(Display *disp, int screen)
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{
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if(XineramaIsActive(disp))
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{
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int dummy;
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ScreenInfo *si = get_screen_info(disp, screen, NULL, &dummy);
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XWarpPointer(disp, None, DefaultRootWindow(disp), 0, 0, 0, 0, si[screen].x_org, si[screen].y_org);
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XFree(si);
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}
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else
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XWarpPointer(disp, None, RootWindow(disp, screen), 0, 0, 0, 0, 0, 0);
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}
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void
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uicb_focusnextscreen(Display *disp,
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DC *drawcontext,
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awesome_config * awesomeconf,
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const char *arg __attribute__ ((unused)))
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{
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Client *c;
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int next_screen = awesomeconf->screen + 1 >= get_screen_count(disp) ? 0 : awesomeconf->screen + 1;
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for(c = clients; c && !isvisible(c, next_screen, awesomeconf[next_screen - awesomeconf->screen].tags, awesomeconf[next_screen - awesomeconf->screen].ntags); c = c->next);
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if(c)
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{
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focus(c->display, &drawcontext[next_screen - awesomeconf->screen], c, True, &awesomeconf[next_screen - awesomeconf->screen]);
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restack(c->display, &drawcontext[next_screen - awesomeconf->screen], &awesomeconf[next_screen - awesomeconf->screen]);
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}
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move_mouse_pointer_to_screen(disp, next_screen);
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}
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void
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uicb_focusprevscreen(Display *disp,
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DC *drawcontext,
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awesome_config * awesomeconf,
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const char *arg __attribute__ ((unused)))
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{
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Client *c;
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int prev_screen = awesomeconf->screen - 1 < 0 ? get_screen_count(disp) - 1 : awesomeconf->screen - 1;
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for(c = clients; c && !isvisible(c, prev_screen, awesomeconf[prev_screen - awesomeconf->screen].tags, awesomeconf[prev_screen - awesomeconf->screen].ntags); c = c->next);
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if(c)
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{
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focus(c->display, &drawcontext[prev_screen - awesomeconf->screen], c, True, &awesomeconf[prev_screen - awesomeconf->screen]);
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restack(c->display, &drawcontext[prev_screen - awesomeconf->screen], &awesomeconf[prev_screen - awesomeconf->screen]);
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}
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move_mouse_pointer_to_screen(disp, prev_screen);
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}
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void
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uicb_movetoscreen(Display *disp,
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DC *drawcontext,
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awesome_config * awesomeconf,
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const char *arg)
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{
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int screen;
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if(!XineramaIsActive(disp) || !sel)
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return;
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if(arg)
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{
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screen = strtol(arg, NULL, 10);
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if(screen >= get_screen_count(disp) || screen < 0)
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return;
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}
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else
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screen = sel->screen + 1 >= get_screen_count(disp) ? 0 : sel->screen + 1;
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move_client_to_screen(sel, &awesomeconf[screen - awesomeconf->screen]);
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move_mouse_pointer_to_screen(disp, screen);
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arrange(disp, drawcontext, awesomeconf);
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arrange(disp, &drawcontext[screen - awesomeconf->screen], &awesomeconf[screen - awesomeconf->screen]);
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}
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