key.c

   1 /*
   2  * (C)opyright MMVI Anselm R. Garbe <garbeam at gmail dot com>
   3  * See LICENSE file for license details.
   4  */
   5
   6 #include <fcntl.h>
   7 #include <stdio.h>
   8 #include <stdlib.h>
   9 #include <string.h>
  10 #include <unistd.h>
  11 #include <X11/keysym.h>
  12 #include <X11/Xatom.h>
  13
  14 #include "dwm.h"
  15
  16 static void ckill(Arg *arg);
  17 static void nextc(Arg *arg);
  18 static void prevc(Arg *arg);
  19 static void max(Arg *arg);
  20 static void ttrunc(Arg *arg);
  21 static void tappend(Arg *arg);
  22 static void zoom(Arg *arg);
  23
  24 /********** CUSTOMIZE **********/
  25
  26 const char *term[] = {
  27         "urxvtc", "-tr", "+sb", "-bg", "black", "-fg", "white", "-fn",
  28         "-*-terminus-medium-*-*-*-13-*-*-*-*-*-iso10646-*",NULL
  29 };
  30 const char *browse[] = { "firefox", NULL };
  31 const char *xlock[] = { "xlock", NULL };
  32
  33 Key key[] = {
  34         /* modifier                             key                     function        arguments */
  35         { Mod1Mask,                             XK_Return,      zoom,           { 0 } },
  36         { Mod1Mask,                             XK_k,           prevc,          { 0 } },
  37         { Mod1Mask,                             XK_j,           nextc,          { 0 } },
  38         { Mod1Mask,                             XK_m,           max,            { 0 } },
  39         { Mod1Mask,                             XK_0,           view,           { .i = Tscratch } },
  40         { Mod1Mask,                             XK_1,           view,           { .i = Tdev } },
  41         { Mod1Mask,                             XK_2,           view,           { .i = Twww } },
  42         { Mod1Mask,                             XK_3,           view,           { .i = Twork } },
  43         { Mod1Mask,                             XK_space,       tiling,         { 0 } },
  44         { Mod1Mask|ShiftMask,   XK_space,       floating,       { 0 } },
  45         { Mod1Mask|ShiftMask,   XK_0,           ttrunc,         { .i = Tscratch } },
  46         { Mod1Mask|ShiftMask,   XK_1,           ttrunc,         { .i = Tdev } },
  47         { Mod1Mask|ShiftMask,   XK_2,           ttrunc,         { .i = Twww } },
  48         { Mod1Mask|ShiftMask,   XK_3,           ttrunc,         { .i = Twork } },
  49         { Mod1Mask|ShiftMask,   XK_c,           ckill,          { 0 } },
  50         { Mod1Mask|ShiftMask,   XK_q,           quit,           { 0 } },
  51         { Mod1Mask|ShiftMask,   XK_Return,      spawn,          { .argv = term } },
  52         { Mod1Mask|ShiftMask,   XK_w,           spawn,          { .argv = browse } },
  53         { Mod1Mask|ShiftMask,   XK_l,           spawn,          { .argv = xlock } },
  54         { ControlMask,                  XK_0,           tappend,        { .i = Tscratch } },
  55         { ControlMask,                  XK_1,           tappend,        { .i = Tdev } },
  56         { ControlMask,                  XK_2,           tappend,        { .i = Twww } },
  57         { ControlMask,                  XK_3,           tappend,        { .i = Twork } },
  58 };
  59
  60 /********** CUSTOMIZE **********/
  61
  62 void
  63 grabkeys()
  64 {
  65         static unsigned int len = key ? sizeof(key) / sizeof(key[0]) : 0;
  66         unsigned int i;
  67         KeyCode code;
  68
  69         for(i = 0; i < len; i++) {
  70                 code = XKeysymToKeycode(dpy, key[i].keysym);
  71                 XUngrabKey(dpy, code, key[i].mod, root);
  72                 XGrabKey(dpy, code, key[i].mod, root, True,
  73                                 GrabModeAsync, GrabModeAsync);
  74         }
  75 }
  76
  77 void
  78 keypress(XEvent *e)
  79 {
  80         XKeyEvent *ev = &e->xkey;
  81         static unsigned int len = key ? sizeof(key) / sizeof(key[0]) : 0;
  82         unsigned int i;
  83         KeySym keysym;
  84
  85         keysym = XKeycodeToKeysym(dpy, (KeyCode)ev->keycode, 0);
  86         for(i = 0; i < len; i++)
  87                 if((keysym == key[i].keysym) && (key[i].mod == ev->state)) {
  88                         if(key[i].func)
  89                                 key[i].func(&key[i].arg);
  90                         return;
  91                 }
  92 }
  93
  94 static void
  95 zoom(Arg *arg)
  96 {
  97         Client **l, *c;
  98
  99         if(!sel)
 100                 return;
 101
 102         if(sel == getnext(clients) && sel->next)  {
 103                 if((c = getnext(sel->next)))
 104                         sel = c;
 105         }
 106
 107         for(l = &clients; *l && *l != sel; l = &(*l)->next);
 108         *l = sel->next;
 109
 110         sel->next = clients; /* pop */
 111         clients = sel;
 112         arrange(NULL);
 113         focus(sel);
 114 }
 115
 116 static void
 117 max(Arg *arg)
 118 {
 119         if(!sel)
 120                 return;
 121         sel->x = sx;
 122         sel->y = sy + bh;
 123         sel->w = sw - 2 * sel->border;
 124         sel->h = sh - 2 * sel->border - bh;
 125         higher(sel);
 126         resize(sel, False);
 127 }
 128
 129 static void
 130 tappend(Arg *arg)
 131 {
 132         if(!sel)
 133                 return;
 134
 135         sel->tags[arg->i] = tags[arg->i];
 136         arrange(NULL);
 137 }
 138
 139 static void
 140 ttrunc(Arg *arg)
 141 {
 142         int i;
 143         if(!sel)
 144                 return;
 145
 146         for(i = 0; i < TLast; i++)
 147                 sel->tags[i] = NULL;
 148         tappend(arg);
 149 }
 150
 151 static void
 152 prevc(Arg *arg)
 153 {
 154         Client *c;
 155
 156         if(!sel)
 157                 return;
 158
 159         if((c = sel->revert && sel->revert->tags[tsel] ? sel->revert : NULL)) {
 160                 higher(c);
 161                 focus(c);
 162         }
 163 }
 164
 165 static void
 166 nextc(Arg *arg)
 167 {
 168         Client *c;
 169
 170         if(!sel)
 171                 return;
 172
 173         if(!(c = getnext(sel->next)))
 174                 c = getnext(clients);
 175         if(c) {
 176                 higher(c);
 177                 c->revert = sel;
 178                 focus(c);
 179         }
 180 }
 181
 182 static void
 183 ckill(Arg *arg)
 184 {
 185         if(!sel)
 186                 return;
 187         if(sel->proto & WM_PROTOCOL_DELWIN)
 188                 sendevent(sel->win, wm_atom[WMProtocols], wm_atom[WMDelete]);
 189         else
 190                 XKillClient(dpy, sel->win);
 191 }
 192