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annotate client.c @ 123:61490330e90a

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cleaned up code
author arg@10ksloc.org
date Thu, 20 Jul 2006 12:18:06 +0200
parents 329fd7dae530
children 75576e44c1d8
rev   line source
garbeam@5 1 /*
garbeam@5 2 * (C)opyright MMVI Anselm R. Garbe <garbeam at gmail dot com>
garbeam@5 3 * See LICENSE file for license details.
garbeam@5 4 */
garbeam@76 5 #include "dwm.h"
garbeam@5 6
garbeam@10 7 #include <stdlib.h>
garbeam@5 8 #include <string.h>
garbeam@5 9 #include <X11/Xatom.h>
garbeam@32 10 #include <X11/Xutil.h>
garbeam@5 11
garbeam@76 12 /* static functions */
garbeam@50 13
garbeam@26 14 static void
garbeam@75 15 resizetitle(Client *c)
garbeam@26 16 {
garbeam@31 17 int i;
garbeam@31 18
arg@115 19 c->tw = 0;
garbeam@31 20 for(i = 0; i < TLast; i++)
garbeam@31 21 if(c->tags[i])
arg@115 22 c->tw += textw(c->tags[i]);
arg@115 23 c->tw += textw(c->name);
arg@115 24 if(c->tw > c->w)
arg@115 25 c->tw = c->w + 2;
arg@115 26 c->tx = c->x + c->w - c->tw + 2;
arg@115 27 c->ty = c->y;
arg@106 28 if(c->tags[tsel])
arg@115 29 XMoveResizeWindow(dpy, c->title, c->tx, c->ty, c->tw, c->th);
arg@106 30 else
arg@115 31 XMoveResizeWindow(dpy, c->title, c->tx + 2 * sw, c->ty, c->tw, c->th);
arg@106 32
garbeam@26 33 }
garbeam@18 34
garbeam@76 35 static int
garbeam@76 36 xerrordummy(Display *dsply, XErrorEvent *ee)
garbeam@5 37 {
garbeam@76 38 return 0;
garbeam@5 39 }
garbeam@5 40
garbeam@76 41 /* extern functions */
garbeam@20 42
garbeam@20 43 void
garbeam@76 44 ban(Client *c)
garbeam@26 45 {
arg@115 46 XMoveWindow(dpy, c->win, c->x + 2 * sw, c->y);
arg@115 47 XMoveWindow(dpy, c->title, c->tx + 2 * sw, c->ty);
garbeam@26 48 }
garbeam@26 49
garbeam@26 50 void
garbeam@13 51 focus(Client *c)
garbeam@13 52 {
garbeam@52 53 Client *old = sel;
garbeam@63 54 XEvent ev;
garbeam@52 55
garbeam@50 56 sel = c;
garbeam@52 57 if(old && old != c)
garbeam@74 58 drawtitle(old);
garbeam@74 59 drawtitle(c);
garbeam@26 60 XSetInputFocus(dpy, c->win, RevertToPointerRoot, CurrentTime);
garbeam@79 61 XSync(dpy, False);
garbeam@63 62 while(XCheckMaskEvent(dpy, EnterWindowMask, &ev));
garbeam@13 63 }
garbeam@13 64
garbeam@13 65 void
garbeam@76 66 focusnext(Arg *arg)
garbeam@76 67 {
garbeam@76 68 Client *c;
garbeam@76 69
garbeam@76 70 if(!sel)
garbeam@76 71 return;
garbeam@76 72
garbeam@93 73 if(!(c = getnext(sel->next, tsel)))
garbeam@93 74 c = getnext(clients, tsel);
garbeam@76 75 if(c) {
garbeam@76 76 higher(c);
garbeam@76 77 c->revert = sel;
garbeam@76 78 focus(c);
garbeam@76 79 }
garbeam@76 80 }
garbeam@76 81
garbeam@76 82 void
garbeam@76 83 focusprev(Arg *arg)
garbeam@76 84 {
garbeam@76 85 Client *c;
garbeam@76 86
garbeam@76 87 if(!sel)
garbeam@76 88 return;
garbeam@76 89
garbeam@76 90 if((c = sel->revert && sel->revert->tags[tsel] ? sel->revert : NULL)) {
garbeam@76 91 higher(c);
garbeam@76 92 focus(c);
garbeam@76 93 }
garbeam@76 94 }
garbeam@76 95
garbeam@76 96 Client *
garbeam@76 97 getclient(Window w)
garbeam@76 98 {
garbeam@76 99 Client *c;
arg@123 100
garbeam@76 101 for(c = clients; c; c = c->next)
garbeam@76 102 if(c->win == w)
garbeam@76 103 return c;
garbeam@76 104 return NULL;
garbeam@76 105 }
garbeam@76 106
garbeam@76 107 Client *
garbeam@76 108 getctitle(Window w)
garbeam@76 109 {
garbeam@76 110 Client *c;
arg@123 111
garbeam@76 112 for(c = clients; c; c = c->next)
garbeam@76 113 if(c->title == w)
garbeam@76 114 return c;
garbeam@76 115 return NULL;
garbeam@76 116 }
garbeam@76 117
garbeam@76 118 void
garbeam@76 119 gravitate(Client *c, Bool invert)
garbeam@76 120 {
garbeam@76 121 int dx = 0, dy = 0;
garbeam@76 122
garbeam@76 123 switch(c->grav) {
garbeam@76 124 case StaticGravity:
garbeam@76 125 case NorthWestGravity:
garbeam@76 126 case NorthGravity:
garbeam@76 127 case NorthEastGravity:
garbeam@76 128 dy = c->border;
garbeam@76 129 break;
garbeam@76 130 case EastGravity:
garbeam@76 131 case CenterGravity:
garbeam@76 132 case WestGravity:
arg@115 133 dy = -(c->h / 2) + c->border;
garbeam@76 134 break;
garbeam@76 135 case SouthEastGravity:
garbeam@76 136 case SouthGravity:
garbeam@76 137 case SouthWestGravity:
arg@115 138 dy = -(c->h);
garbeam@76 139 break;
garbeam@76 140 default:
garbeam@76 141 break;
garbeam@76 142 }
garbeam@76 143
garbeam@76 144 switch (c->grav) {
garbeam@76 145 case StaticGravity:
garbeam@76 146 case NorthWestGravity:
garbeam@76 147 case WestGravity:
garbeam@76 148 case SouthWestGravity:
garbeam@76 149 dx = c->border;
garbeam@76 150 break;
garbeam@76 151 case NorthGravity:
garbeam@76 152 case CenterGravity:
garbeam@76 153 case SouthGravity:
arg@115 154 dx = -(c->w / 2) + c->border;
garbeam@76 155 break;
garbeam@76 156 case NorthEastGravity:
garbeam@76 157 case EastGravity:
garbeam@76 158 case SouthEastGravity:
arg@115 159 dx = -(c->w + c->border);
garbeam@76 160 break;
garbeam@76 161 default:
garbeam@76 162 break;
garbeam@76 163 }
garbeam@76 164
garbeam@76 165 if(invert) {
garbeam@76 166 dx = -dx;
garbeam@76 167 dy = -dy;
garbeam@76 168 }
arg@115 169 c->x += dx;
arg@115 170 c->y += dy;
garbeam@76 171 }
garbeam@76 172
garbeam@76 173 void
garbeam@76 174 higher(Client *c)
garbeam@76 175 {
garbeam@76 176 XRaiseWindow(dpy, c->win);
garbeam@76 177 XRaiseWindow(dpy, c->title);
garbeam@76 178 }
garbeam@76 179
garbeam@76 180 void
garbeam@76 181 killclient(Arg *arg)
garbeam@76 182 {
garbeam@76 183 if(!sel)
garbeam@76 184 return;
garbeam@76 185 if(sel->proto & WM_PROTOCOL_DELWIN)
garbeam@77 186 sendevent(sel->win, wmatom[WMProtocols], wmatom[WMDelete]);
garbeam@76 187 else
garbeam@76 188 XKillClient(dpy, sel->win);
garbeam@76 189 }
garbeam@76 190
garbeam@76 191 void
garbeam@76 192 lower(Client *c)
garbeam@76 193 {
garbeam@76 194 XLowerWindow(dpy, c->title);
garbeam@76 195 XLowerWindow(dpy, c->win);
garbeam@76 196 }
garbeam@76 197
garbeam@76 198 void
garbeam@10 199 manage(Window w, XWindowAttributes *wa)
garbeam@5 200 {
arg@100 201 int diff;
garbeam@80 202 Client *c;
arg@123 203 Window trans;
garbeam@5 204 XSetWindowAttributes twa;
garbeam@5 205
garbeam@5 206 c = emallocz(sizeof(Client));
garbeam@5 207 c->win = w;
arg@115 208 c->x = c->tx = wa->x;
arg@115 209 c->y = c->ty = wa->y;
arg@115 210 c->w = c->tw = wa->width;
arg@115 211 c->h = wa->height;
arg@115 212 c->th = bh;
arg@100 213
arg@115 214 if(c->y < bh)
arg@115 215 c->y = c->ty = bh;
arg@104 216
garbeam@29 217 c->border = 1;
garbeam@75 218 c->proto = getproto(c->win);
garbeam@74 219 setsize(c);
garbeam@26 220 XSelectInput(dpy, c->win,
garbeam@26 221 StructureNotifyMask | PropertyChangeMask | EnterWindowMask);
garbeam@53 222 XGetTransientForHint(dpy, c->win, &trans);
garbeam@5 223 twa.override_redirect = 1;
garbeam@5 224 twa.background_pixmap = ParentRelative;
garbeam@23 225 twa.event_mask = ExposureMask;
garbeam@5 226
arg@115 227 c->title = XCreateWindow(dpy, root, c->tx, c->ty, c->tw, c->th,
garbeam@20 228 0, DefaultDepth(dpy, screen), CopyFromParent,
garbeam@5 229 DefaultVisual(dpy, screen),
garbeam@5 230 CWOverrideRedirect | CWBackPixmap | CWEventMask, &twa);
garbeam@31 231
garbeam@75 232 settags(c);
garbeam@49 233
garbeam@80 234 c->next = clients;
garbeam@80 235 clients = c;
garbeam@49 236
garbeam@80 237 XGrabButton(dpy, Button1, ControlMask, c->win, False, ButtonPressMask,
garbeam@80 238 GrabModeAsync, GrabModeSync, None, None);
arg@113 239 XGrabButton(dpy, Button1, MODKEY, c->win, False, ButtonPressMask,
garbeam@19 240 GrabModeAsync, GrabModeSync, None, None);
arg@113 241 XGrabButton(dpy, Button2, MODKEY, c->win, False, ButtonPressMask,
garbeam@19 242 GrabModeAsync, GrabModeSync, None, None);
arg@113 243 XGrabButton(dpy, Button3, MODKEY, c->win, False, ButtonPressMask,
garbeam@18 244 GrabModeAsync, GrabModeSync, None, None);
garbeam@53 245
garbeam@80 246 if(!c->isfloat)
arg@114 247 c->isfloat = trans || (c->maxw && c->minw &&
arg@114 248 (c->maxw == c->minw) && (c->maxh == c->minh));
arg@114 249
garbeam@53 250
garbeam@95 251 settitle(c);
garbeam@46 252 arrange(NULL);
garbeam@95 253
garbeam@60 254 /* mapping the window now prevents flicker */
garbeam@60 255 if(c->tags[tsel]) {
garbeam@60 256 XMapRaised(dpy, c->win);
garbeam@60 257 XMapRaised(dpy, c->title);
garbeam@51 258 focus(c);
garbeam@60 259 }
garbeam@60 260 else {
garbeam@60 261 XMapRaised(dpy, c->win);
garbeam@60 262 XMapRaised(dpy, c->title);
garbeam@60 263 }
garbeam@5 264 }
garbeam@9 265
garbeam@18 266 void
garbeam@76 267 maximize(Arg *arg)
garbeam@29 268 {
garbeam@76 269 if(!sel)
garbeam@76 270 return;
arg@115 271 sel->x = sx;
arg@115 272 sel->y = sy + bh;
arg@115 273 sel->w = sw - 2 * sel->border;
arg@115 274 sel->h = sh - 2 * sel->border - bh;
garbeam@76 275 higher(sel);
arg@99 276 resize(sel, False, TopLeft);
garbeam@29 277 }
garbeam@29 278
garbeam@29 279 void
garbeam@94 280 pop(Client *c)
garbeam@94 281 {
garbeam@94 282 Client **l;
arg@123 283
garbeam@94 284 for(l = &clients; *l && *l != c; l = &(*l)->next);
garbeam@94 285 *l = c->next;
garbeam@94 286
garbeam@94 287 c->next = clients; /* pop */
garbeam@94 288 clients = c;
garbeam@94 289 arrange(NULL);
garbeam@94 290 }
garbeam@94 291
garbeam@94 292 void
arg@99 293 resize(Client *c, Bool inc, Corner sticky)
garbeam@18 294 {
arg@123 295 int bottom = c->y + c->h;
arg@123 296 int right = c->x + c->w;
garbeam@18 297 XConfigureEvent e;
garbeam@18 298
garbeam@52 299 if(inc) {
garbeam@52 300 if(c->incw)
arg@115 301 c->w -= (c->w - c->basew) % c->incw;
garbeam@52 302 if(c->inch)
arg@115 303 c->h -= (c->h - c->baseh) % c->inch;
garbeam@52 304 }
arg@115 305 if(c->x > sw) /* might happen on restart */
arg@115 306 c->x = sw - c->w;
arg@115 307 if(c->y > sh)
arg@115 308 c->y = sh - c->h;
arg@115 309 if(c->minw && c->w < c->minw)
arg@115 310 c->w = c->minw;
arg@115 311 if(c->minh && c->h < c->minh)
arg@115 312 c->h = c->minh;
arg@115 313 if(c->maxw && c->w > c->maxw)
arg@115 314 c->w = c->maxw;
arg@115 315 if(c->maxh && c->h > c->maxh)
arg@115 316 c->h = c->maxh;
arg@105 317 if(sticky == TopRight || sticky == BotRight)
arg@115 318 c->x = right - c->w;
arg@105 319 if(sticky == BotLeft || sticky == BotRight)
arg@115 320 c->y = bottom - c->h;
arg@106 321
garbeam@75 322 resizetitle(c);
garbeam@55 323 XSetWindowBorderWidth(dpy, c->win, 1);
arg@115 324 XMoveResizeWindow(dpy, c->win, c->x, c->y, c->w, c->h);
arg@106 325
garbeam@18 326 e.type = ConfigureNotify;
garbeam@18 327 e.event = c->win;
garbeam@18 328 e.window = c->win;
arg@115 329 e.x = c->x;
arg@115 330 e.y = c->y;
arg@115 331 e.width = c->w;
arg@115 332 e.height = c->h;
garbeam@29 333 e.border_width = c->border;
garbeam@18 334 e.above = None;
garbeam@18 335 e.override_redirect = False;
garbeam@18 336 XSendEvent(dpy, c->win, False, StructureNotifyMask, (XEvent *)&e);
garbeam@79 337 XSync(dpy, False);
garbeam@18 338 }
garbeam@18 339
garbeam@76 340 void
garbeam@76 341 setsize(Client *c)
garbeam@10 342 {
arg@123 343 long msize;
garbeam@76 344 XSizeHints size;
arg@123 345
garbeam@76 346 if(!XGetWMNormalHints(dpy, c->win, &size, &msize) || !size.flags)
garbeam@76 347 size.flags = PSize;
garbeam@76 348 c->flags = size.flags;
garbeam@76 349 if(c->flags & PBaseSize) {
garbeam@76 350 c->basew = size.base_width;
garbeam@76 351 c->baseh = size.base_height;
garbeam@76 352 }
garbeam@76 353 else
garbeam@76 354 c->basew = c->baseh = 0;
garbeam@76 355 if(c->flags & PResizeInc) {
garbeam@76 356 c->incw = size.width_inc;
garbeam@76 357 c->inch = size.height_inc;
garbeam@76 358 }
garbeam@76 359 else
garbeam@76 360 c->incw = c->inch = 0;
garbeam@76 361 if(c->flags & PMaxSize) {
garbeam@76 362 c->maxw = size.max_width;
garbeam@76 363 c->maxh = size.max_height;
garbeam@76 364 }
garbeam@76 365 else
garbeam@76 366 c->maxw = c->maxh = 0;
garbeam@76 367 if(c->flags & PMinSize) {
garbeam@76 368 c->minw = size.min_width;
garbeam@76 369 c->minh = size.min_height;
garbeam@76 370 }
garbeam@76 371 else
garbeam@76 372 c->minw = c->minh = 0;
garbeam@76 373 if(c->flags & PWinGravity)
garbeam@76 374 c->grav = size.win_gravity;
garbeam@76 375 else
garbeam@76 376 c->grav = NorthWestGravity;
garbeam@76 377 }
garbeam@76 378
garbeam@76 379 void
garbeam@76 380 settitle(Client *c)
garbeam@76 381 {
arg@123 382 char **list = NULL;
arg@123 383 int n;
garbeam@76 384 XTextProperty name;
garbeam@76 385
garbeam@76 386 name.nitems = 0;
garbeam@76 387 c->name[0] = 0;
garbeam@77 388 XGetTextProperty(dpy, c->win, &name, netatom[NetWMName]);
garbeam@76 389 if(!name.nitems)
garbeam@76 390 XGetWMName(dpy, c->win, &name);
garbeam@76 391 if(!name.nitems)
garbeam@76 392 return;
garbeam@76 393 if(name.encoding == XA_STRING)
garbeam@76 394 strncpy(c->name, (char *)name.value, sizeof(c->name));
garbeam@76 395 else {
garbeam@76 396 if(XmbTextPropertyToTextList(dpy, &name, &list, &n) >= Success
garbeam@76 397 && n > 0 && *list)
garbeam@76 398 {
garbeam@76 399 strncpy(c->name, *list, sizeof(c->name));
garbeam@76 400 XFreeStringList(list);
garbeam@76 401 }
garbeam@76 402 }
garbeam@76 403 XFree(name.value);
garbeam@76 404 resizetitle(c);
garbeam@10 405 }
garbeam@10 406
garbeam@10 407 void
garbeam@10 408 unmanage(Client *c)
garbeam@10 409 {
garbeam@50 410 Client **l;
garbeam@50 411
garbeam@10 412 XGrabServer(dpy);
garbeam@75 413 XSetErrorHandler(xerrordummy);
garbeam@10 414
garbeam@18 415 XUngrabButton(dpy, AnyButton, AnyModifier, c->win);
garbeam@10 416 XDestroyWindow(dpy, c->title);
garbeam@10 417
garbeam@50 418 for(l = &clients; *l && *l != c; l = &(*l)->next);
garbeam@50 419 *l = c->next;
garbeam@50 420 for(l = &clients; *l; l = &(*l)->next)
garbeam@50 421 if((*l)->revert == c)
garbeam@50 422 (*l)->revert = NULL;
garbeam@50 423 if(sel == c)
garbeam@50 424 sel = sel->revert ? sel->revert : clients;
garbeam@49 425
garbeam@10 426 free(c);
garbeam@10 427
garbeam@79 428 XSync(dpy, False);
garbeam@74 429 XSetErrorHandler(xerror);
garbeam@10 430 XUngrabServer(dpy);
garbeam@46 431 arrange(NULL);
garbeam@50 432 if(sel)
garbeam@50 433 focus(sel);
garbeam@10 434 }
garbeam@10 435
garbeam@75 436 void
garbeam@75 437 zoom(Arg *arg)
garbeam@75 438 {
garbeam@94 439 Client *c;
garbeam@75 440
garbeam@75 441 if(!sel)
garbeam@75 442 return;
garbeam@75 443
garbeam@93 444 if(sel == getnext(clients, tsel) && sel->next) {
garbeam@93 445 if((c = getnext(sel->next, tsel)))
garbeam@75 446 sel = c;
garbeam@75 447 }
garbeam@75 448
garbeam@94 449 pop(sel);
garbeam@75 450 focus(sel);
garbeam@75 451 }