aewl: 0a4b066ce254 client.c

aewl

view client.c @ 62:0a4b066ce254

focus on view change as well

author	Anselm R. Garbe <garbeam@wmii.de>
date	Fri, 14 Jul 2006 12:11:24 +0200
parents	24f9c674d03f
children	f14858218641

line source

1 /*

2 * (C)opyright MMVI Anselm R. Garbe <garbeam at gmail dot com>

3 * See LICENSE file for license details.

4 */

6 #include <stdlib.h>

7 #include <stdio.h>

8 #include <string.h>

9 #include <X11/Xatom.h>

10 #include <X11/Xutil.h>

12 #include "dwm.h"

14 void (*arrange)(Arg *) = tiling;

16 static Rule rule[] = {

17 /* class instance tags floating */

18 { "Firefox-bin", "Gecko", { [Twww] = "www" }, False },

19 };

21 static Client *

22 next(Client *c)

23 {

24 for(; c && !c->tags[tsel]; c = c->next);

25 return c;

26 }

28 void

29 zoom(Arg *arg)

30 {

31 Client **l, *old;

33 if(!(old = sel))

34 return;

36 for(l = &clients; *l && *l != sel; l = &(*l)->next);

37 *l = sel->next;

39 old->next = clients; /* pop */

40 clients = old;

41 sel = old;

42 arrange(NULL);

43 focus(sel);

44 }

46 void

47 max(Arg *arg)

48 {

49 if(!sel)

50 return;

51 sel->x = sx;

52 sel->y = sy + bh;

53 sel->w = sw - 2 * sel->border;

54 sel->h = sh - 2 * sel->border - bh;

55 craise(sel);

56 resize(sel, False);

57 discard_events(EnterWindowMask);

58 }

60 void

61 view(Arg *arg)

62 {

63 Client *c;

65 tsel = arg->i;

66 arrange(NULL);

68 if((c = next(clients)))

69 focus(c);

71 for(c = clients; c; c = next(c->next))

72 draw_client(c);

73 draw_bar();

74 }

76 void

77 tappend(Arg *arg)

78 {

79 if(!sel)

80 return;

82 sel->tags[arg->i] = tags[arg->i];

83 arrange(NULL);

84 }

86 void

87 ttrunc(Arg *arg)

88 {

89 int i;

90 if(!sel)

91 return;

93 for(i = 0; i < TLast; i++)

94 sel->tags[i] = NULL;

95 tappend(arg);

96 }

98 static void

99 ban_client(Client *c)

100 {

101 XMoveWindow(dpy, c->win, c->x + 2 * sw, c->y);

102 XMoveWindow(dpy, c->title, c->tx + 2 * sw, c->ty);

103 }

104

105 void

106 floating(Arg *arg)

107 {

108 Client *c;

109

110 arrange = floating;

111 for(c = clients; c; c = c->next) {

112 if(c->tags[tsel])

113 resize(c, True);

114 else

115 ban_client(c);

116 }

117 if(sel && !sel->tags[tsel]) {

118 if((sel = next(clients))) {

119 craise(sel);

120 focus(sel);

121 }

122 }

123 discard_events(EnterWindowMask);

124 }

125

126 void

127 tiling(Arg *arg)

128 {

129 Client *c;

130 int n, i, w, h;

131

132 w = sw - mw;

133 arrange = tiling;

134 for(n = 0, c = clients; c; c = c->next)

135 if(c->tags[tsel] && !c->floating)

136 n++;

137

138 if(n > 1)

139 h = (sh - bh) / (n - 1);

140 else

141 h = sh - bh;

142

143 for(i = 0, c = clients; c; c = c->next) {

144 if(c->tags[tsel]) {

145 if(c->floating) {

146 craise(c);

147 resize(c, True);

148 continue;

149 }

150 if(n == 1) {

151 c->x = sx;

152 c->y = sy + bh;

153 c->w = sw - 2 * c->border;

154 c->h = sh - 2 * c->border - bh;

155 }

156 else if(i == 0) {

157 c->x = sx;

158 c->y = sy + bh;

159 c->w = mw - 2 * c->border;

160 c->h = sh - 2 * c->border - bh;

161 }

162 else {

163 c->x = sx + mw;

164 c->y = sy + (i - 1) * h + bh;

165 c->w = w - 2 * c->border;

166 c->h = h - 2 * c->border;

167 }

168 resize(c, False);

169 i++;

170 }

171 else

172 ban_client(c);

173 }

174 if(sel && !sel->tags[tsel]) {

175 if((sel = next(clients))) {

176 craise(sel);

177 focus(sel);

178 }

179 }

180 discard_events(EnterWindowMask);

181 }

182

183 void

184 prevc(Arg *arg)

185 {

186 Client *c;

187

188 if(!sel)

189 return;

190

191 if((c = sel->revert && sel->revert->tags[tsel] ? sel->revert : NULL)) {

192 craise(c);

193 focus(c);

194 }

195 }

196

197 void

198 nextc(Arg *arg)

199 {

200 Client *c;

201

202 if(!sel)

203 return;

204

205 if(!(c = next(sel->next)))

206 c = next(clients);

207 if(c) {

208 craise(c);

209 c->revert = sel;

210 focus(c);

211 }

212 }

213

214 void

215 ckill(Arg *arg)

216 {

217 if(!sel)

218 return;

219 if(sel->proto & WM_PROTOCOL_DELWIN)

220 send_message(sel->win, wm_atom[WMProtocols], wm_atom[WMDelete]);

221 else

222 XKillClient(dpy, sel->win);

223 }

224

225 static void

226 resize_title(Client *c)

227 {

228 int i;

229

230 c->tw = 0;

231 for(i = 0; i < TLast; i++)

232 if(c->tags[i])

233 c->tw += textw(c->tags[i]) + dc.font.height;

234 c->tw += textw(c->name) + dc.font.height;

235 if(c->tw > c->w)

236 c->tw = c->w + 2;

237 c->tx = c->x + c->w - c->tw + 2;

238 c->ty = c->y;

239 XMoveResizeWindow(dpy, c->title, c->tx, c->ty, c->tw, c->th);

240 }

241

242 void

243 update_name(Client *c)

244 {

245 XTextProperty name;

246 int n;

247 char **list = NULL;

248

249 name.nitems = 0;

250 c->name[0] = 0;

251 XGetTextProperty(dpy, c->win, &name, net_atom[NetWMName]);

252 if(!name.nitems)

253 XGetWMName(dpy, c->win, &name);

254 if(!name.nitems)

255 return;

256 if(name.encoding == XA_STRING)

257 strncpy(c->name, (char *)name.value, sizeof(c->name));

258 else {

259 if(XmbTextPropertyToTextList(dpy, &name, &list, &n) >= Success

260 && n > 0 && *list)

261 {

262 strncpy(c->name, *list, sizeof(c->name));

263 XFreeStringList(list);

264 }

265 }

266 XFree(name.value);

267 resize_title(c);

268 }

269

270 void

271 update_size(Client *c)

272 {

273 XSizeHints size;

274 long msize;

275 if(!XGetWMNormalHints(dpy, c->win, &size, &msize) || !size.flags)

276 size.flags = PSize;

277 c->flags = size.flags;

278 if(c->flags & PBaseSize) {

279 c->basew = size.base_width;

280 c->baseh = size.base_height;

281 }

282 else

283 c->basew = c->baseh = 0;

284 if(c->flags & PResizeInc) {

285 c->incw = size.width_inc;

286 c->inch = size.height_inc;

287 }

288 else

289 c->incw = c->inch = 0;

290 if(c->flags & PMaxSize) {

291 c->maxw = size.max_width;

292 c->maxh = size.max_height;

293 }

294 else

295 c->maxw = c->maxh = 0;

296 if(c->flags & PMinSize) {

297 c->minw = size.min_width;

298 c->minh = size.min_height;

299 }

300 else

301 c->minw = c->minh = 0;

302 if(c->flags & PWinGravity)

303 c->grav = size.win_gravity;

304 else

305 c->grav = NorthWestGravity;

306 }

307

308 void

309 craise(Client *c)

310 {

311 XRaiseWindow(dpy, c->win);

312 XRaiseWindow(dpy, c->title);

313 }

314

315 void

316 lower(Client *c)

317 {

318 XLowerWindow(dpy, c->title);

319 XLowerWindow(dpy, c->win);

320 }

321

322 void

323 focus(Client *c)

324 {

325 Client *old = sel;

326

327 sel = c;

328 if(old && old != c)

329 draw_client(old);

330 draw_client(c);

331 XSetInputFocus(dpy, c->win, RevertToPointerRoot, CurrentTime);

332 XFlush(dpy);

333 discard_events(EnterWindowMask);

334 }

335

336 static void

337 init_tags(Client *c)

338 {

339 XClassHint ch;

340 static unsigned int len = rule ? sizeof(rule) / sizeof(rule[0]) : 0;

341 unsigned int i, j;

342 Bool matched = False;

343

344 if(!len) {

345 c->tags[tsel] = tags[tsel];

346 return;

347 }

348

349 if(XGetClassHint(dpy, c->win, &ch)) {

350 if(ch.res_class && ch.res_name) {

351 for(i = 0; i < len; i++)

352 if(!strncmp(rule[i].class, ch.res_class, sizeof(rule[i].class))

353 && !strncmp(rule[i].instance, ch.res_name, sizeof(rule[i].instance)))

354 {

355 for(j = 0; j < TLast; j++)

356 c->tags[j] = rule[i].tags[j];

357 c->floating = rule[i].floating;

358 matched = True;

359 break;

360 }

361 }

362 if(ch.res_class)

363 XFree(ch.res_class);

364 if(ch.res_name)

365 XFree(ch.res_name);

366 }

367

368 if(!matched)

369 c->tags[tsel] = tags[tsel];

370 }

371

372 void

373 manage(Window w, XWindowAttributes *wa)

374 {

375 Client *c, **l;

376 XSetWindowAttributes twa;

377 Window trans;

378

379 c = emallocz(sizeof(Client));

380 c->win = w;

381 c->tx = c->x = wa->x;

382 c->ty = c->y = wa->y;

383 if(c->y < bh)

384 c->ty = c->y += bh;

385 c->tw = c->w = wa->width;

386 c->h = wa->height;

387 c->th = bh;

388 c->border = 1;

389 c->proto = win_proto(c->win);

390 update_size(c);

391 XSelectInput(dpy, c->win,

392 StructureNotifyMask | PropertyChangeMask | EnterWindowMask);

393 XGetTransientForHint(dpy, c->win, &trans);

394 twa.override_redirect = 1;

395 twa.background_pixmap = ParentRelative;

396 twa.event_mask = ExposureMask;

397

398 c->title = XCreateWindow(dpy, root, c->tx, c->ty, c->tw, c->th,

399 0, DefaultDepth(dpy, screen), CopyFromParent,

400 DefaultVisual(dpy, screen),

401 CWOverrideRedirect | CWBackPixmap | CWEventMask, &twa);

402

403 update_name(c);

404 init_tags(c);

405

406 for(l = &clients; *l; l = &(*l)->next);

407 c->next = *l; /* *l == nil */

408 *l = c;

409

410 XGrabButton(dpy, Button1, Mod1Mask, c->win, False, ButtonPressMask,

411 GrabModeAsync, GrabModeSync, None, None);

412 XGrabButton(dpy, Button2, Mod1Mask, c->win, False, ButtonPressMask,

413 GrabModeAsync, GrabModeSync, None, None);

414 XGrabButton(dpy, Button3, Mod1Mask, c->win, False, ButtonPressMask,

415 GrabModeAsync, GrabModeSync, None, None);

416

417 if(!c->floating)

418 c->floating = trans

419 || ((c->maxw == c->minw) && (c->maxh == c->minh));

420

421 arrange(NULL);

422 /* mapping the window now prevents flicker */

423 if(c->tags[tsel]) {

424 XMapRaised(dpy, c->win);

425 XMapRaised(dpy, c->title);

426 focus(c);

427 }

428 else {

429 ban_client(c);

430 XMapRaised(dpy, c->win);

431 XMapRaised(dpy, c->title);

432 }

433 }

434

435 void

436 gravitate(Client *c, Bool invert)

437 {

438 int dx = 0, dy = 0;

439

440 switch(c->grav) {

441 case StaticGravity:

442 case NorthWestGravity:

443 case NorthGravity:

444 case NorthEastGravity:

445 dy = c->border;

446 break;

447 case EastGravity:

448 case CenterGravity:

449 case WestGravity:

450 dy = -(c->h / 2) + c->border;

451 break;

452 case SouthEastGravity:

453 case SouthGravity:

454 case SouthWestGravity:

455 dy = -c->h;

456 break;

457 default:

458 break;

459 }

460

461 switch (c->grav) {

462 case StaticGravity:

463 case NorthWestGravity:

464 case WestGravity:

465 case SouthWestGravity:

466 dx = c->border;

467 break;

468 case NorthGravity:

469 case CenterGravity:

470 case SouthGravity:

471 dx = -(c->w / 2) + c->border;

472 break;

473 case NorthEastGravity:

474 case EastGravity:

475 case SouthEastGravity:

476 dx = -(c->w + c->border);

477 break;

478 default:

479 break;

480 }

481

482 if(invert) {

483 dx = -dx;

484 dy = -dy;

485 }

486 c->x += dx;

487 c->y += dy;

488 }

489

490

491 void

492 resize(Client *c, Bool inc)

493 {

494 XConfigureEvent e;

495

496 if(inc) {

497 if(c->incw)

498 c->w -= (c->w - c->basew) % c->incw;

499 if(c->inch)

500 c->h -= (c->h - c->baseh) % c->inch;

501 }

502 if(c->minw && c->w < c->minw)

503 c->w = c->minw;

504 if(c->minh && c->h < c->minh)

505 c->h = c->minh;

506 if(c->maxw && c->w > c->maxw)

507 c->w = c->maxw;

508 if(c->maxh && c->h > c->maxh)

509 c->h = c->maxh;

510 resize_title(c);

511 XSetWindowBorderWidth(dpy, c->win, 1);

512 XMoveResizeWindow(dpy, c->win, c->x, c->y, c->w, c->h);

513 e.type = ConfigureNotify;

514 e.event = c->win;

515 e.window = c->win;

516 e.x = c->x;

517 e.y = c->y;

518 e.width = c->w;

519 e.height = c->h;

520 e.border_width = c->border;

521 e.above = None;

522 e.override_redirect = False;

523 XSendEvent(dpy, c->win, False, StructureNotifyMask, (XEvent *)&e);

524 XFlush(dpy);

525 }

526

527 static int

528 dummy_error_handler(Display *dsply, XErrorEvent *err)

529 {

530 return 0;

531 }

532

533 void

534 unmanage(Client *c)

535 {

536 Client **l;

537

538 XGrabServer(dpy);

539 XSetErrorHandler(dummy_error_handler);

540

541 XUngrabButton(dpy, AnyButton, AnyModifier, c->win);

542 XDestroyWindow(dpy, c->title);

543

544 for(l = &clients; *l && *l != c; l = &(*l)->next);

545 *l = c->next;

546 for(l = &clients; *l; l = &(*l)->next)

547 if((*l)->revert == c)

548 (*l)->revert = NULL;

549 if(sel == c)

550 sel = sel->revert ? sel->revert : clients;

551

552 free(c);

553

554 XFlush(dpy);

555 XSetErrorHandler(error_handler);

556 XUngrabServer(dpy);

557 arrange(NULL);

558 if(sel)

559 focus(sel);

560 }

561

562 Client *

563 gettitle(Window w)

564 {

565 Client *c;

566 for(c = clients; c; c = c->next)

567 if(c->title == w)

568 return c;

569 return NULL;

570 }

571

572 Client *

573 getclient(Window w)

574 {

575 Client *c;

576 for(c = clients; c; c = c->next)

577 if(c->win == w)

578 return c;

579 return NULL;

580 }

581

582 void

583 draw_client(Client *c)

584 {

585 int i;

586 if(c == sel) {

587 draw_bar();

588 XUnmapWindow(dpy, c->title);

589 XSetWindowBorder(dpy, c->win, dc.fg);

590 return;

591 }

592

593 XSetWindowBorder(dpy, c->win, dc.bg);

594 XMapWindow(dpy, c->title);

595

596 dc.x = dc.y = 0;

597

598 dc.w = 0;

599 for(i = 0; i < TLast; i++) {

600 if(c->tags[i]) {

601 dc.x += dc.w;

602 dc.w = textw(c->tags[i]) + dc.font.height;

603 drawtext(c->tags[i], True);

604 }

605 }

606 dc.x += dc.w;

607 dc.w = textw(c->name) + dc.font.height;

608 drawtext(c->name, True);

609 XCopyArea(dpy, dc.drawable, c->title, dc.gc,

610 0, 0, c->tw, c->th, 0, 0);

611 XFlush(dpy);

612 }