aewl

annotate view.c @ 659:498b86c72a40

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preserving c1->snext and c2->snext in swap() as well.
author Anselm R. Garbe <arg@suckless.org>
date Fri, 05 Jan 2007 21:52:17 +0100
parents b4d1ef7e407f
children 4c6d27f03773
rev   line source
arg@644 1 /* (C)opyright MMVI-MMVII Anselm R. Garbe <garbeam at gmail dot com>
arg@327 2 * See LICENSE file for license details.
arg@327 3 */
arg@327 4 #include "dwm.h"
arg@327 5
arg@380 6 /* static */
arg@380 7
arg@382 8 static Client *
arg@480 9 nexttiled(Client *c) {
arg@480 10 for(c = getnext(c); c && c->isfloat; c = getnext(c->next));
arg@480 11 return c;
arg@480 12 }
arg@480 13
arg@651 14 static Bool
arg@651 15 ismaster(Client *c) {
arg@651 16 Client *cl;
arg@651 17 unsigned int i;
arg@651 18
arg@651 19 for(cl = nexttiled(clients), i = 0; cl && cl != c; cl = nexttiled(cl->next), i++);
arg@651 20 return i < nmaster;
arg@651 21 }
arg@651 22
arg@651 23 static void
arg@651 24 pop(Client *c) {
arg@651 25 detach(c);
arg@651 26 if(clients)
arg@651 27 clients->prev = c;
arg@651 28 c->next = clients;
arg@651 29 clients = c;
arg@651 30 }
arg@651 31
arg@651 32 static void
arg@651 33 swap(Client *c1, Client *c2) {
arg@651 34 Client tmp = *c1;
arg@658 35 Client *c1p = c1->prev;
arg@658 36 Client *c1n = c1->next;
arg@659 37 Client *c1s = c1->snext;
arg@658 38 Client *c2p = c2->prev;
arg@658 39 Client *c2n = c2->next;
arg@659 40 Client *c2s = c2->snext;
arg@651 41
arg@651 42 *c1 = *c2;
arg@651 43 *c2 = tmp;
arg@658 44 c1->prev = c1p;
arg@658 45 c1->next = c1n;
arg@659 46 c1->snext = c1s;
arg@658 47 c2->prev = c2p;
arg@658 48 c2->next = c2n;
arg@659 49 c2->snext = c2s;
arg@651 50 }
arg@651 51
arg@442 52 static void
arg@532 53 togglemax(Client *c) {
arg@481 54 XEvent ev;
arg@548 55
arg@549 56 if(c->isfixed)
arg@548 57 return;
arg@532 58
arg@480 59 if((c->ismax = !c->ismax)) {
arg@565 60 c->rx = c->x; c->x = wax;
arg@565 61 c->ry = c->y; c->y = way;
arg@565 62 c->rw = c->w; c->w = waw - 2 * BORDERPX;
arg@565 63 c->rh = c->h; c->h = wah - 2 * BORDERPX;
arg@480 64 }
arg@480 65 else {
arg@480 66 c->x = c->rx;
arg@480 67 c->y = c->ry;
arg@481 68 c->w = c->rw;
arg@481 69 c->h = c->rh;
arg@480 70 }
arg@480 71 resize(c, True, TopLeft);
arg@480 72 while(XCheckMaskEvent(dpy, EnterWindowMask, &ev));
arg@430 73 }
arg@430 74
arg@651 75 static Client *
arg@651 76 topofstack() {
arg@651 77 Client *c;
arg@651 78 unsigned int i;
arg@651 79
arg@651 80 for(c = nexttiled(clients), i = 0; c && i < nmaster; c = nexttiled(c->next), i++);
arg@651 81 return (i < nmaster) ? NULL : c;
arg@651 82 }
arg@651 83
arg@327 84 /* extern */
arg@327 85
arg@533 86 void (*arrange)(void) = DEFMODE;
arg@327 87
arg@327 88 void
arg@461 89 detach(Client *c) {
arg@378 90 if(c->prev)
arg@378 91 c->prev->next = c->next;
arg@378 92 if(c->next)
arg@378 93 c->next->prev = c->prev;
arg@378 94 if(c == clients)
arg@378 95 clients = c->next;
arg@378 96 c->next = c->prev = NULL;
arg@378 97 }
arg@378 98
arg@378 99 void
arg@533 100 dofloat(void) {
arg@402 101 Client *c;
arg@400 102
arg@327 103 for(c = clients; c; c = c->next) {
arg@327 104 if(isvisible(c)) {
arg@327 105 resize(c, True, TopLeft);
arg@327 106 }
arg@327 107 else
arg@327 108 ban(c);
arg@327 109 }
arg@446 110 if(!sel || !isvisible(sel)) {
arg@450 111 for(c = stack; c && !isvisible(c); c = c->snext);
arg@450 112 focus(c);
arg@446 113 }
arg@327 114 restack();
arg@327 115 }
arg@327 116
arg@327 117 void
arg@533 118 dotile(void) {
arg@650 119 unsigned int i, n, mw, mh, tw, th;
arg@402 120 Client *c;
arg@400 121
arg@488 122 for(n = 0, c = nexttiled(clients); c; c = nexttiled(c->next))
arg@488 123 n++;
arg@650 124 /* window geoms */
arg@650 125 mw = (n > nmaster) ? (waw * master) / 1000 : waw;
arg@650 126 mh = (n > nmaster) ? wah / nmaster : wah / (n > 0 ? n : 1);
arg@650 127 tw = waw - mw;
arg@650 128 th = (n > nmaster) ? wah / (n - nmaster) : 0;
arg@327 129
arg@535 130 for(i = 0, c = clients; c; c = c->next)
arg@327 131 if(isvisible(c)) {
arg@327 132 if(c->isfloat) {
arg@327 133 resize(c, True, TopLeft);
arg@327 134 continue;
arg@327 135 }
arg@488 136 c->ismax = False;
arg@565 137 c->x = wax;
arg@565 138 c->y = way;
arg@650 139 if(i < nmaster) {
arg@650 140 c->y += i * mh;
arg@650 141 c->w = mw - 2 * BORDERPX;
arg@650 142 c->h = mh - 2 * BORDERPX;
arg@507 143 }
arg@523 144 else { /* tile window */
arg@650 145 c->x += mw;
arg@650 146 c->w = tw - 2 * BORDERPX;
arg@523 147 if(th > bh) {
arg@650 148 c->y += (i - nmaster) * th;
arg@565 149 c->h = th - 2 * BORDERPX;
arg@507 150 }
arg@531 151 else /* fallback if th < bh */
arg@565 152 c->h = wah - 2 * BORDERPX;
arg@327 153 }
arg@327 154 resize(c, False, TopLeft);
arg@535 155 i++;
arg@327 156 }
arg@327 157 else
arg@327 158 ban(c);
arg@532 159
arg@446 160 if(!sel || !isvisible(sel)) {
arg@450 161 for(c = stack; c && !isvisible(c); c = c->snext);
arg@450 162 focus(c);
arg@446 163 }
arg@327 164 restack();
arg@327 165 }
arg@327 166
arg@327 167 void
arg@461 168 focusnext(Arg *arg) {
arg@327 169 Client *c;
arg@327 170
arg@327 171 if(!sel)
arg@327 172 return;
arg@327 173 if(!(c = getnext(sel->next)))
arg@327 174 c = getnext(clients);
arg@327 175 if(c) {
arg@327 176 focus(c);
arg@327 177 restack();
arg@327 178 }
arg@327 179 }
arg@327 180
arg@327 181 void
arg@461 182 focusprev(Arg *arg) {
arg@327 183 Client *c;
arg@327 184
arg@327 185 if(!sel)
arg@327 186 return;
arg@327 187 if(!(c = getprev(sel->prev))) {
arg@327 188 for(c = clients; c && c->next; c = c->next);
arg@327 189 c = getprev(c);
arg@327 190 }
arg@327 191 if(c) {
arg@327 192 focus(c);
arg@327 193 restack();
arg@327 194 }
arg@327 195 }
arg@327 196
arg@650 197 void
arg@650 198 incnmaster(Arg *arg) {
arg@658 199 if((nmaster + arg->i < 1) || (wah / (nmaster + arg->i) < bh))
arg@650 200 return;
arg@650 201 nmaster += arg->i;
arg@650 202 arrange();
arg@650 203 }
arg@650 204
arg@420 205 Bool
arg@461 206 isvisible(Client *c) {
arg@420 207 unsigned int i;
arg@420 208
arg@420 209 for(i = 0; i < ntags; i++)
arg@420 210 if(c->tags[i] && seltag[i])
arg@420 211 return True;
arg@420 212 return False;
arg@420 213 }
arg@420 214
arg@415 215 void
arg@559 216 resizemaster(Arg *arg) {
arg@561 217 if(arg->i == 0)
arg@561 218 master = MASTER;
arg@561 219 else {
arg@561 220 if(master + arg->i > 950 || master + arg->i < 50)
arg@561 221 return;
arg@561 222 master += arg->i;
arg@561 223 }
arg@533 224 arrange();
arg@415 225 }
arg@415 226
arg@327 227 void
arg@487 228 restack(void) {
arg@327 229 Client *c;
arg@327 230 XEvent ev;
arg@481 231
arg@437 232 if(!sel) {
arg@437 233 drawstatus();
arg@436 234 return;
arg@437 235 }
arg@436 236 if(sel->isfloat || arrange == dofloat) {
arg@436 237 XRaiseWindow(dpy, sel->win);
arg@436 238 XRaiseWindow(dpy, sel->twin);
arg@436 239 }
arg@512 240 if(arrange != dofloat) {
arg@512 241 if(!sel->isfloat) {
arg@512 242 XLowerWindow(dpy, sel->twin);
arg@512 243 XLowerWindow(dpy, sel->win);
arg@512 244 }
arg@436 245 for(c = nexttiled(clients); c; c = nexttiled(c->next)) {
arg@512 246 if(c == sel)
arg@512 247 continue;
arg@436 248 XLowerWindow(dpy, c->twin);
arg@436 249 XLowerWindow(dpy, c->win);
arg@327 250 }
arg@512 251 }
arg@327 252 drawall();
arg@327 253 XSync(dpy, False);
arg@327 254 while(XCheckMaskEvent(dpy, EnterWindowMask, &ev));
arg@327 255 }
arg@327 256
arg@327 257 void
arg@584 258 togglefloat(Arg *arg) {
arg@591 259 if (!sel || arrange == dofloat)
arg@584 260 return;
arg@584 261 sel->isfloat = !sel->isfloat;
arg@584 262 arrange();
arg@584 263 }
arg@584 264
arg@584 265 void
arg@461 266 togglemode(Arg *arg) {
arg@333 267 arrange = (arrange == dofloat) ? dotile : dofloat;
arg@327 268 if(sel)
arg@533 269 arrange();
arg@327 270 else
arg@327 271 drawstatus();
arg@327 272 }
arg@327 273
arg@327 274 void
arg@461 275 toggleview(Arg *arg) {
arg@327 276 unsigned int i;
arg@327 277
arg@327 278 seltag[arg->i] = !seltag[arg->i];
arg@327 279 for(i = 0; i < ntags && !seltag[i]; i++);
arg@327 280 if(i == ntags)
arg@327 281 seltag[arg->i] = True; /* cannot toggle last view */
arg@533 282 arrange();
arg@327 283 }
arg@327 284
arg@327 285 void
arg@461 286 view(Arg *arg) {
arg@327 287 unsigned int i;
arg@327 288
arg@327 289 for(i = 0; i < ntags; i++)
arg@594 290 seltag[i] = (arg->i == -1) ? True : False;
arg@611 291 if(arg->i >= 0 && arg->i < ntags)
arg@611 292 seltag[arg->i] = True;
arg@533 293 arrange();
arg@327 294 }
arg@327 295
arg@327 296 void
arg@461 297 zoom(Arg *arg) {
arg@651 298 unsigned int n;
arg@423 299 Client *c;
arg@473 300
arg@473 301 if(!sel)
arg@473 302 return;
arg@473 303 if(sel->isfloat || (arrange == dofloat)) {
arg@480 304 togglemax(sel);
arg@473 305 return;
arg@473 306 }
arg@650 307 for(n = 0, c = nexttiled(clients); c; c = nexttiled(c->next))
arg@650 308 n++;
arg@654 309
arg@654 310 c = sel;
arg@658 311 if(arrange == dofloat)
arg@658 312 return;
arg@658 313 else if(n <= nmaster)
arg@654 314 pop(c);
arg@654 315 else if(ismaster(sel)) {
arg@651 316 if(!(c = topofstack()))
arg@651 317 return;
arg@651 318 swap(c, sel);
arg@651 319 c = sel;
arg@651 320 }
arg@651 321 else
arg@651 322 pop(c);
arg@650 323
arg@378 324 focus(c);
arg@533 325 arrange();
arg@327 326 }