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annotate client.c @ 610:29f7d5cc996c

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Added tag 2.5 for changeset dcbbfabc8ecc5f33a6cc950584de87da1a368045
author arg@mig29
date Mon, 04 Dec 2006 15:39:43 +0100
parents 787f6ae02f29
children a75123ef4b5f
rev   line source
arg@532 1 /* (C)opyright MMVI Anselm R. Garbe <garbeam at gmail dot com>
garbeam@5 2 * See LICENSE file for license details.
garbeam@5 3 */
garbeam@76 4 #include "dwm.h"
garbeam@10 5 #include <stdlib.h>
garbeam@5 6 #include <string.h>
garbeam@5 7 #include <X11/Xatom.h>
garbeam@32 8 #include <X11/Xutil.h>
garbeam@5 9
garbeam@76 10 /* static functions */
garbeam@50 11
garbeam@26 12 static void
arg@461 13 detachstack(Client *c) {
arg@446 14 Client **tc;
arg@446 15 for(tc=&stack; *tc && *tc != c; tc=&(*tc)->snext);
arg@446 16 *tc = c->snext;
arg@446 17 }
arg@446 18
arg@446 19 static void
arg@461 20 grabbuttons(Client *c, Bool focused) {
arg@372 21 XUngrabButton(dpy, AnyButton, AnyModifier, c->win);
arg@372 22
arg@452 23 if(focused) {
arg@372 24 XGrabButton(dpy, Button1, MODKEY, c->win, False, BUTTONMASK,
arg@372 25 GrabModeAsync, GrabModeSync, None, None);
arg@372 26 XGrabButton(dpy, Button1, MODKEY | LockMask, c->win, False, BUTTONMASK,
arg@372 27 GrabModeAsync, GrabModeSync, None, None);
arg@372 28 XGrabButton(dpy, Button1, MODKEY | numlockmask, c->win, False, BUTTONMASK,
arg@372 29 GrabModeAsync, GrabModeSync, None, None);
arg@372 30 XGrabButton(dpy, Button1, MODKEY | numlockmask | LockMask, c->win, False, BUTTONMASK,
arg@372 31 GrabModeAsync, GrabModeSync, None, None);
arg@372 32
arg@372 33 XGrabButton(dpy, Button2, MODKEY, c->win, False, BUTTONMASK,
arg@372 34 GrabModeAsync, GrabModeSync, None, None);
arg@372 35 XGrabButton(dpy, Button2, MODKEY | LockMask, c->win, False, BUTTONMASK,
arg@372 36 GrabModeAsync, GrabModeSync, None, None);
arg@372 37 XGrabButton(dpy, Button2, MODKEY | numlockmask, c->win, False, BUTTONMASK,
arg@372 38 GrabModeAsync, GrabModeSync, None, None);
arg@372 39 XGrabButton(dpy, Button2, MODKEY | numlockmask | LockMask, c->win, False, BUTTONMASK,
arg@372 40 GrabModeAsync, GrabModeSync, None, None);
arg@372 41
arg@372 42 XGrabButton(dpy, Button3, MODKEY, c->win, False, BUTTONMASK,
arg@372 43 GrabModeAsync, GrabModeSync, None, None);
arg@372 44 XGrabButton(dpy, Button3, MODKEY | LockMask, c->win, False, BUTTONMASK,
arg@372 45 GrabModeAsync, GrabModeSync, None, None);
arg@372 46 XGrabButton(dpy, Button3, MODKEY | numlockmask, c->win, False, BUTTONMASK,
arg@372 47 GrabModeAsync, GrabModeSync, None, None);
arg@372 48 XGrabButton(dpy, Button3, MODKEY | numlockmask | LockMask, c->win, False, BUTTONMASK,
arg@372 49 GrabModeAsync, GrabModeSync, None, None);
arg@372 50 }
arg@372 51 else
arg@372 52 XGrabButton(dpy, AnyButton, AnyModifier, c->win, False, BUTTONMASK,
arg@372 53 GrabModeAsync, GrabModeSync, None, None);
arg@318 54 }
arg@318 55
garbeam@76 56 static int
arg@461 57 xerrordummy(Display *dsply, XErrorEvent *ee) {
garbeam@76 58 return 0;
garbeam@5 59 }
garbeam@5 60
garbeam@76 61 /* extern functions */
garbeam@20 62
garbeam@20 63 void
arg@461 64 ban(Client *c) {
arg@115 65 XMoveWindow(dpy, c->win, c->x + 2 * sw, c->y);
arg@342 66 XMoveWindow(dpy, c->twin, c->tx + 2 * sw, c->ty);
garbeam@26 67 }
garbeam@26 68
garbeam@26 69 void
arg@491 70 configure(Client *c) {
arg@491 71 XEvent synev;
arg@491 72
arg@491 73 synev.type = ConfigureNotify;
arg@491 74 synev.xconfigure.display = dpy;
arg@491 75 synev.xconfigure.event = c->win;
arg@491 76 synev.xconfigure.window = c->win;
arg@491 77 synev.xconfigure.x = c->x;
arg@491 78 synev.xconfigure.y = c->y;
arg@491 79 synev.xconfigure.width = c->w;
arg@491 80 synev.xconfigure.height = c->h;
arg@491 81 synev.xconfigure.border_width = c->border;
arg@491 82 synev.xconfigure.above = None;
arg@491 83 XSendEvent(dpy, c->win, True, NoEventMask, &synev);
arg@491 84 }
arg@491 85
arg@491 86 void
arg@461 87 focus(Client *c) {
arg@400 88 Client *old;
arg@286 89
arg@464 90 if(!issel || (c && !isvisible(c)))
arg@239 91 return;
arg@319 92 if(!sel)
arg@319 93 sel = c;
arg@319 94 else if(sel != c) {
arg@400 95 old = sel;
arg@319 96 sel = c;
arg@400 97 if(old) {
arg@400 98 grabbuttons(old, False);
arg@400 99 drawtitle(old);
arg@400 100 }
arg@318 101 }
arg@400 102 if(c) {
arg@446 103 detachstack(c);
arg@446 104 c->snext = stack;
arg@446 105 stack = c;
arg@400 106 grabbuttons(c, True);
arg@400 107 drawtitle(c);
arg@400 108 XSetInputFocus(dpy, c->win, RevertToPointerRoot, CurrentTime);
arg@400 109 }
arg@400 110 else
arg@400 111 XSetInputFocus(dpy, root, RevertToPointerRoot, CurrentTime);
garbeam@13 112 }
garbeam@13 113
garbeam@76 114 Client *
arg@461 115 getclient(Window w) {
garbeam@76 116 Client *c;
arg@123 117
garbeam@76 118 for(c = clients; c; c = c->next)
garbeam@76 119 if(c->win == w)
garbeam@76 120 return c;
garbeam@76 121 return NULL;
garbeam@76 122 }
garbeam@76 123
garbeam@76 124 Client *
arg@461 125 getctitle(Window w) {
garbeam@76 126 Client *c;
arg@123 127
garbeam@76 128 for(c = clients; c; c = c->next)
arg@342 129 if(c->twin == w)
garbeam@76 130 return c;
garbeam@76 131 return NULL;
garbeam@76 132 }
garbeam@76 133
garbeam@76 134 void
arg@461 135 gravitate(Client *c, Bool invert) {
garbeam@76 136 int dx = 0, dy = 0;
garbeam@76 137
garbeam@76 138 switch(c->grav) {
arg@127 139 default:
arg@127 140 break;
garbeam@76 141 case StaticGravity:
garbeam@76 142 case NorthWestGravity:
garbeam@76 143 case NorthGravity:
garbeam@76 144 case NorthEastGravity:
garbeam@76 145 dy = c->border;
garbeam@76 146 break;
garbeam@76 147 case EastGravity:
garbeam@76 148 case CenterGravity:
garbeam@76 149 case WestGravity:
arg@115 150 dy = -(c->h / 2) + c->border;
garbeam@76 151 break;
garbeam@76 152 case SouthEastGravity:
garbeam@76 153 case SouthGravity:
garbeam@76 154 case SouthWestGravity:
arg@115 155 dy = -(c->h);
garbeam@76 156 break;
garbeam@76 157 }
garbeam@76 158 switch (c->grav) {
arg@127 159 default:
arg@127 160 break;
garbeam@76 161 case StaticGravity:
garbeam@76 162 case NorthWestGravity:
garbeam@76 163 case WestGravity:
garbeam@76 164 case SouthWestGravity:
garbeam@76 165 dx = c->border;
garbeam@76 166 break;
garbeam@76 167 case NorthGravity:
garbeam@76 168 case CenterGravity:
garbeam@76 169 case SouthGravity:
arg@115 170 dx = -(c->w / 2) + c->border;
garbeam@76 171 break;
garbeam@76 172 case NorthEastGravity:
garbeam@76 173 case EastGravity:
garbeam@76 174 case SouthEastGravity:
arg@115 175 dx = -(c->w + c->border);
garbeam@76 176 break;
garbeam@76 177 }
garbeam@76 178 if(invert) {
garbeam@76 179 dx = -dx;
garbeam@76 180 dy = -dy;
garbeam@76 181 }
arg@115 182 c->x += dx;
arg@115 183 c->y += dy;
garbeam@76 184 }
garbeam@76 185
garbeam@76 186 void
arg@461 187 killclient(Arg *arg) {
garbeam@76 188 if(!sel)
garbeam@76 189 return;
arg@157 190 if(sel->proto & PROTODELWIN)
garbeam@77 191 sendevent(sel->win, wmatom[WMProtocols], wmatom[WMDelete]);
garbeam@76 192 else
garbeam@76 193 XKillClient(dpy, sel->win);
garbeam@76 194 }
garbeam@76 195
garbeam@76 196 void
arg@461 197 manage(Window w, XWindowAttributes *wa) {
arg@431 198 Client *c;
arg@123 199 Window trans;
garbeam@5 200 XSetWindowAttributes twa;
garbeam@5 201
garbeam@5 202 c = emallocz(sizeof(Client));
arg@178 203 c->tags = emallocz(ntags * sizeof(Bool));
garbeam@5 204 c->win = w;
arg@546 205 c->border = 0;
arg@544 206 c->x = c->tx = wa->x;
arg@544 207 c->y = c->ty = wa->y;
arg@115 208 c->w = c->tw = wa->width;
arg@115 209 c->h = wa->height;
arg@115 210 c->th = bh;
arg@454 211 updatesize(c);
arg@502 212 if(c->x + c->w + 2 * BORDERPX > sw)
arg@502 213 c->x = sw - c->w - 2 * BORDERPX;
arg@517 214 if(c->x < sx)
arg@517 215 c->x = sx;
arg@502 216 if(c->y + c->h + 2 * BORDERPX > sh)
arg@517 217 c->y = sh - c->h - 2 * BORDERPX;
arg@163 218 if(c->h != sh && c->y < bh)
arg@314 219 c->y = bh;
garbeam@75 220 c->proto = getproto(c->win);
garbeam@26 221 XSelectInput(dpy, c->win,
arg@127 222 StructureNotifyMask | PropertyChangeMask | EnterWindowMask);
garbeam@53 223 XGetTransientForHint(dpy, c->win, &trans);
garbeam@5 224 twa.override_redirect = 1;
garbeam@5 225 twa.background_pixmap = ParentRelative;
arg@161 226 twa.event_mask = ExposureMask | EnterWindowMask;
arg@342 227 c->twin = 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);
arg@372 231 grabbuttons(c, False);
arg@500 232 updatetitle(c);
arg@431 233 settags(c, getclient(trans));
garbeam@80 234 if(!c->isfloat)
arg@549 235 c->isfloat = trans || c->isfixed;
arg@500 236 resizetitle(c);
arg@381 237 if(clients)
arg@381 238 clients->prev = c;
arg@381 239 c->next = clients;
arg@446 240 c->snext = stack;
arg@446 241 stack = clients = c;
arg@408 242 ban(c);
arg@270 243 XMapWindow(dpy, c->win);
arg@342 244 XMapWindow(dpy, c->twin);
arg@261 245 if(isvisible(c))
garbeam@51 246 focus(c);
arg@533 247 arrange();
garbeam@94 248 }
garbeam@94 249
garbeam@94 250 void
arg@461 251 resize(Client *c, Bool sizehints, Corner sticky) {
arg@123 252 int bottom = c->y + c->h;
arg@123 253 int right = c->x + c->w;
arg@163 254 XWindowChanges wc;
garbeam@18 255
arg@129 256 if(sizehints) {
garbeam@52 257 if(c->incw)
arg@115 258 c->w -= (c->w - c->basew) % c->incw;
garbeam@52 259 if(c->inch)
arg@115 260 c->h -= (c->h - c->baseh) % c->inch;
arg@129 261 if(c->minw && c->w < c->minw)
arg@129 262 c->w = c->minw;
arg@129 263 if(c->minh && c->h < c->minh)
arg@129 264 c->h = c->minh;
arg@129 265 if(c->maxw && c->w > c->maxw)
arg@129 266 c->w = c->maxw;
arg@129 267 if(c->maxh && c->h > c->maxh)
arg@129 268 c->h = c->maxh;
garbeam@52 269 }
arg@105 270 if(sticky == TopRight || sticky == BotRight)
arg@115 271 c->x = right - c->w;
arg@105 272 if(sticky == BotLeft || sticky == BotRight)
arg@115 273 c->y = bottom - c->h;
arg@465 274 /* offscreen appearance fixes */
arg@517 275 if(c->x + c->w < sx)
arg@517 276 c->x = sx;
arg@465 277 if(c->y + c->h < bh)
arg@465 278 c->y = bh;
arg@465 279 if(c->x > sw)
arg@465 280 c->x = sw - c->w;
arg@465 281 if(c->y > sh)
arg@465 282 c->y = sh - c->h;
garbeam@75 283 resizetitle(c);
arg@163 284 wc.x = c->x;
arg@163 285 wc.y = c->y;
arg@163 286 wc.width = c->w;
arg@163 287 wc.height = c->h;
arg@164 288 if(c->w == sw && c->h == sh)
arg@164 289 wc.border_width = 0;
arg@164 290 else
arg@502 291 wc.border_width = BORDERPX;
arg@452 292 XConfigureWindow(dpy, c->win, CWX | CWY | CWWidth | CWHeight | CWBorderWidth, &wc);
arg@491 293 configure(c);
garbeam@79 294 XSync(dpy, False);
garbeam@18 295 }
garbeam@18 296
garbeam@76 297 void
arg@500 298 resizetitle(Client *c) {
arg@500 299 c->tw = textw(c->name);
arg@500 300 if(c->tw > c->w)
arg@502 301 c->tw = c->w + 2 * BORDERPX;
arg@502 302 c->tx = c->x + c->w - c->tw + 2 * BORDERPX;
arg@500 303 c->ty = c->y;
arg@500 304 if(isvisible(c))
arg@500 305 XMoveResizeWindow(dpy, c->twin, c->tx, c->ty, c->tw, c->th);
arg@500 306 else
arg@500 307 XMoveResizeWindow(dpy, c->twin, c->tx + 2 * sw, c->ty, c->tw, c->th);
arg@500 308 }
arg@500 309
arg@500 310 void
arg@461 311 updatesize(Client *c) {
arg@123 312 long msize;
garbeam@76 313 XSizeHints size;
arg@123 314
garbeam@76 315 if(!XGetWMNormalHints(dpy, c->win, &size, &msize) || !size.flags)
garbeam@76 316 size.flags = PSize;
garbeam@76 317 c->flags = size.flags;
garbeam@76 318 if(c->flags & PBaseSize) {
garbeam@76 319 c->basew = size.base_width;
garbeam@76 320 c->baseh = size.base_height;
garbeam@76 321 }
garbeam@76 322 else
garbeam@76 323 c->basew = c->baseh = 0;
garbeam@76 324 if(c->flags & PResizeInc) {
garbeam@76 325 c->incw = size.width_inc;
garbeam@76 326 c->inch = size.height_inc;
garbeam@76 327 }
garbeam@76 328 else
garbeam@76 329 c->incw = c->inch = 0;
garbeam@76 330 if(c->flags & PMaxSize) {
garbeam@76 331 c->maxw = size.max_width;
garbeam@76 332 c->maxh = size.max_height;
garbeam@76 333 }
garbeam@76 334 else
garbeam@76 335 c->maxw = c->maxh = 0;
garbeam@76 336 if(c->flags & PMinSize) {
garbeam@76 337 c->minw = size.min_width;
garbeam@76 338 c->minh = size.min_height;
garbeam@76 339 }
garbeam@76 340 else
garbeam@76 341 c->minw = c->minh = 0;
arg@550 342 c->isfixed = (c->maxw && c->minw && c->maxh && c->minh &&
arg@550 343 c->maxw == c->minw && c->maxh == c->minh);
garbeam@76 344 if(c->flags & PWinGravity)
garbeam@76 345 c->grav = size.win_gravity;
garbeam@76 346 else
garbeam@76 347 c->grav = NorthWestGravity;
garbeam@76 348 }
garbeam@76 349
garbeam@76 350 void
arg@461 351 updatetitle(Client *c) {
arg@123 352 char **list = NULL;
arg@377 353 int n;
garbeam@76 354 XTextProperty name;
garbeam@76 355
garbeam@76 356 name.nitems = 0;
garbeam@76 357 c->name[0] = 0;
garbeam@77 358 XGetTextProperty(dpy, c->win, &name, netatom[NetWMName]);
garbeam@76 359 if(!name.nitems)
garbeam@76 360 XGetWMName(dpy, c->win, &name);
garbeam@76 361 if(!name.nitems)
garbeam@76 362 return;
garbeam@76 363 if(name.encoding == XA_STRING)
arg@581 364 strncpy(c->name, (char *)name.value, sizeof c->name);
garbeam@76 365 else {
garbeam@76 366 if(XmbTextPropertyToTextList(dpy, &name, &list, &n) >= Success
garbeam@76 367 && n > 0 && *list)
garbeam@76 368 {
arg@581 369 strncpy(c->name, *list, sizeof c->name);
garbeam@76 370 XFreeStringList(list);
garbeam@76 371 }
garbeam@76 372 }
garbeam@76 373 XFree(name.value);
garbeam@10 374 }
garbeam@10 375
garbeam@10 376 void
arg@461 377 unmanage(Client *c) {
arg@450 378 Client *nc;
arg@450 379
arg@472 380 /* The server grab construct avoids race conditions. */
garbeam@10 381 XGrabServer(dpy);
garbeam@75 382 XSetErrorHandler(xerrordummy);
arg@400 383 detach(c);
arg@448 384 detachstack(c);
arg@400 385 if(sel == c) {
arg@450 386 for(nc = stack; nc && !isvisible(nc); nc = nc->snext);
arg@450 387 focus(nc);
arg@400 388 }
garbeam@18 389 XUngrabButton(dpy, AnyButton, AnyModifier, c->win);
arg@342 390 XDestroyWindow(dpy, c->twin);
arg@178 391 free(c->tags);
garbeam@10 392 free(c);
garbeam@79 393 XSync(dpy, False);
garbeam@74 394 XSetErrorHandler(xerror);
garbeam@10 395 XUngrabServer(dpy);
arg@533 396 arrange();
garbeam@10 397 }