actions.c

   1 /*
   2  * actions.c
   3  *
   4  * Part of gwm, the Gratuitous Window Manager,
   5  *     by Gary Wong, <gtw@gnu.org>.
   6  *
   7  * Copyright (C) 2009  Gary Wong
   8  *
   9  *  This program is free software: you can redistribute it and/or modify
  10  *  it under the terms of version 3 of the GNU General Public License as
  11  *  published by the Free Software Foundation.
  12  *
  13  *  This program is distributed in the hope that it will be useful,
  14  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  *  GNU General Public License for more details.
  17  *
  18  *  You should have received a copy of the GNU General Public License
  19  *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
  20  *
  21  * $Id$
  22  */
  23
  24 #include <config.h>
  25
  26 #include <stdarg.h>
  27 #include <stdlib.h>
  28 #if HAVE_UNISTD_H
  29 #include <unistd.h>
  30 #endif
  31 #include <xcb/xcb.h>
  32
  33 #include "gwm.h"
  34
  35 #include "actions.h"
  36 #include "window-table.h"
  37
  38 static void external_command( char *name, ... ) {
  39
  40     if( !fork() ) {
  41        va_list val;
  42        int n;
  43        char **args;
  44
  45        va_start( val, name );
  46        for( n = 0; va_arg( val, char * ); n++ )
  47            ;
  48        va_end( val );
  49
  50        args = alloca( ( n + 2 ) * sizeof *args );
  51
  52        args[ 0 ] = name;
  53
  54        va_start( val, name );
  55        n = 1;
  56        while( ( args[ n++ ] = va_arg( val, char * ) ) )
  57            ;
  58        va_end( val );
  59
  60        setpgid( 0, 0 );
  61
  62        execvp( name, args );
  63
  64        _exit( 1 );
  65     }
  66 }
  67
  68 extern void action_raise_lowest( struct gwm_window *window,
  69                                  xcb_generic_event_t *ev ) {
  70
  71     if( focus_frame )
  72         xcb_circulate_window( c, XCB_CIRCULATE_RAISE_LOWEST,
  73                               screens[ focus_frame->screen ]->root );
  74 }
  75
  76 extern void action_stack_opposite( struct gwm_window *window,
  77                                    xcb_generic_event_t *ev ) {
  78
  79     if( focus_frame ) {
  80         uint32_t n = XCB_STACK_MODE_OPPOSITE;
  81
  82         xcb_configure_window( c, focus_frame->w, XCB_CONFIG_WINDOW_STACK_MODE,
  83                               &n );
  84     }
  85 }
  86
  87 extern void action_map_all_icons( struct gwm_window *window,
  88                                   xcb_generic_event_t *ev ) {
  89
  90     int i;
  91
  92     for( i = 0; i < windows.used; i++ )
  93         if( windows.values[ i ]->type == WINDOW_MANAGED &&
  94             windows.values[ i ]->u.managed.state == STATE_ICONIC )
  95             iconic_to_normal( windows.values[ i ] );
  96 }
  97
  98 extern void action_start_xterm( struct gwm_window *window,
  99                                 xcb_generic_event_t *ev ) {
 100
 101     external_command( "xterm", NULL );
 102 }