aewl: 148f25ed0ad7 client.c

aewl

view client.c @ 50:148f25ed0ad7

several other additions/fixes, dwm is quite usable already

author	Anselm R. Garbe <garbeam@wmii.de>
date	Thu, 13 Jul 2006 18:21:38 +0200
parents	466591c2f967
children	035617ee18d1

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 <math.h>

7 #include <stdlib.h>

8 #include <string.h>

9 #include <X11/Xatom.h>

10 #include <X11/Xutil.h>

12 #include "dwm.h"

14 static void (*arrange)(Arg *) = floating;

16 static void

17 center(Client *c)

18 {

19 XWarpPointer(dpy, None, c->win, 0, 0, 0, 0, c->w / 2, c->h / 2);

20 }

22 static Client *

23 next(Client *c)

24 {

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

26 return c;

27 }

29 void

30 zoom(Arg *arg)

31 {

32 Client **l;

34 if(!sel)

35 return;

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

38 *l = sel->next;

40 sel->next = clients; /* pop */

41 clients = sel;

42 arrange(NULL);

43 center(sel);

44 focus(sel);

45 }

47 void

48 max(Arg *arg)

49 {

50 if(!sel)

51 return;

52 sel->x = sx;

53 sel->y = sy;

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

55 sel->h = sh - 2 * sel->border;

56 craise(sel);

57 resize(sel);

58 discard_events(EnterWindowMask);

59 }

61 void

62 view(Arg *arg)

63 {

64 tsel = arg->i;

65 arrange(NULL);

66 }

68 void

69 tag(Arg *arg)

70 {

71 int i, n;

72 if(!sel)

73 return;

75 if(arg->i == tsel) {

76 for(n = i = 0; i < TLast; i++)

77 if(sel->tags[i])

78 n++;

79 if(n < 2)

80 return;

81 }

83 if(sel->tags[arg->i])

84 sel->tags[arg->i] = NULL; /* toggle tag */

85 else

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

87 arrange(NULL);

88 }

90 static void

91 ban_client(Client *c)

92 {

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

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

95 }

97 void

98 floating(Arg *arg)

99 {

100 Client *c;

101

102 arrange = floating;

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

104 if(c->tags[tsel])

105 resize(c);

106 else

107 ban_client(c);

108 }

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

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

111 craise(sel);

112 focus(sel);

113 }

114 }

115 discard_events(EnterWindowMask);

116 }

117

118 void

119 tiling(Arg *arg)

120 {

121 Client *c;

122 int n, cols, rows, gw, gh, i, j;

123 float rt, fd;

124

125 arrange = tiling;

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

127 if(n) {

128 rt = sqrt(n);

129 if(modff(rt, &fd) < 0.5)

130 rows = floor(rt);

131 else

132 rows = ceil(rt);

133 if(rows * rows < n)

134 cols = rows + 1;

135 else

136 cols = rows;

137

138 gw = (sw - 2) / cols;

139 gh = (sh - 2) / rows;

140 }

141 else

142 cols = rows = gw = gh = 0;

143

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

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

146 c->x = i * gw;

147 c->y = j * gh;

148 c->w = gw;

149 c->h = gh;

150 resize(c);

151 if(++i == cols) {

152 j++;

153 i = 0;

154 }

155 }

156 else

157 ban_client(c);

158 }

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

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

161 craise(sel);

162 focus(sel);

163 }

164 }

165 discard_events(EnterWindowMask);

166 }

167

168 void

169 prevc(Arg *arg)

170 {

171 Client *c;

172

173 if(!sel)

174 return;

175

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

177 craise(c);

178 center(c);

179 focus(c);

180 }

181 }

182

183 void

184 nextc(Arg *arg)

185 {

186 Client *c;

187

188 if(!sel)

189 return;

190

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

192 c = next(clients);

193 if(c) {

194 craise(c);

195 center(c);

196 c->revert = sel;

197 focus(c);

198 }

199 }

200

201 void

202 ckill(Arg *arg)

203 {

204 if(!sel)

205 return;

206 if(sel->proto & WM_PROTOCOL_DELWIN)

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

208 else

209 XKillClient(dpy, sel->win);

210 }

211

212 static void

213 resize_title(Client *c)

214 {

215 int i;

216

217 c->tw = 0;

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

219 if(c->tags[i])

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

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

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

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

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

225 c->ty = c->y;

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

227 }

228

229 void

230 update_name(Client *c)

231 {

232 XTextProperty name;

233 int n;

234 char **list = NULL;

235

236 name.nitems = 0;

237 c->name[0] = 0;

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

239 if(!name.nitems)

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

241 if(!name.nitems)

242 return;

243 if(name.encoding == XA_STRING)

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

245 else {

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

247 && n > 0 && *list)

248 {

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

250 XFreeStringList(list);

251 }

252 }

253 XFree(name.value);

254 resize_title(c);

255 }

256

257 void

258 update_size(Client *c)

259 {

260 XSizeHints size;

261 long msize;

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

263 size.flags = PSize;

264 c->flags = size.flags;

265 if(c->flags & PBaseSize) {

266 c->basew = size.base_width;

267 c->baseh = size.base_height;

268 }

269 else

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

271 if(c->flags & PResizeInc) {

272 c->incw = size.width_inc;

273 c->inch = size.height_inc;

274 }

275 else

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

277 if(c->flags & PMaxSize) {

278 c->maxw = size.max_width;

279 c->maxh = size.max_height;

280 }

281 else

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

283 if(c->flags & PMinSize) {

284 c->minw = size.min_width;

285 c->minh = size.min_height;

286 }

287 else

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

289 if(c->flags & PWinGravity)

290 c->grav = size.win_gravity;

291 else

292 c->grav = NorthWestGravity;

293 }

294

295 void

296 craise(Client *c)

297 {

298 XRaiseWindow(dpy, c->win);

299 XRaiseWindow(dpy, c->title);

300 }

301

302 void

303 lower(Client *c)

304 {

305 XLowerWindow(dpy, c->title);

306 XLowerWindow(dpy, c->win);

307 }

308

309 void

310 focus(Client *c)

311 {

312 if(sel && sel != c) {

313 XSetWindowBorder(dpy, sel->win, dc.bg);

314 XMapWindow(dpy, sel->title);

315 draw_client(sel);

316 }

317 sel = c;

318 XUnmapWindow(dpy, c->title);

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

320 draw_client(c);

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

322 XFlush(dpy);

323 discard_events(EnterWindowMask);

324 }

325

326 void

327 manage(Window w, XWindowAttributes *wa)

328 {

329 Client *c, **l;

330 XSetWindowAttributes twa;

331

332 c = emallocz(sizeof(Client));

333 c->win = w;

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

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

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

337 c->h = wa->height;

338 c->th = th;

339 c->border = 1;

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

341 update_size(c);

342 XSelectInput(dpy, c->win,

343 StructureNotifyMask | PropertyChangeMask | EnterWindowMask);

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

345 twa.override_redirect = 1;

346 twa.background_pixmap = ParentRelative;

347 twa.event_mask = ExposureMask;

348

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

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

351 0, DefaultDepth(dpy, screen), CopyFromParent,

352 DefaultVisual(dpy, screen),

353 CWOverrideRedirect | CWBackPixmap | CWEventMask, &twa);

354

355 update_name(c);

356

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

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

359 *l = c;

360

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

362 XMapRaised(dpy, c->win);

363 XMapRaised(dpy, c->title);

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

365 GrabModeAsync, GrabModeSync, None, None);

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

367 GrabModeAsync, GrabModeSync, None, None);

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

369 GrabModeAsync, GrabModeSync, None, None);

370 arrange(NULL);

371 center(c);

372 focus(c);

373 }

374

375 void

376 gravitate(Client *c, Bool invert)

377 {

378 int dx = 0, dy = 0;

379

380 switch(c->grav) {

381 case StaticGravity:

382 case NorthWestGravity:

383 case NorthGravity:

384 case NorthEastGravity:

385 dy = c->border;

386 break;

387 case EastGravity:

388 case CenterGravity:

389 case WestGravity:

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

391 break;

392 case SouthEastGravity:

393 case SouthGravity:

394 case SouthWestGravity:

395 dy = -c->h;

396 break;

397 default:

398 break;

399 }

400

401 switch (c->grav) {

402 case StaticGravity:

403 case NorthWestGravity:

404 case WestGravity:

405 case SouthWestGravity:

406 dx = c->border;

407 break;

408 case NorthGravity:

409 case CenterGravity:

410 case SouthGravity:

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

412 break;

413 case NorthEastGravity:

414 case EastGravity:

415 case SouthEastGravity:

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

417 break;

418 default:

419 break;

420 }

421

422 if(invert) {

423 dx = -dx;

424 dy = -dy;

425 }

426 c->x += dx;

427 c->y += dy;

428 }

429

430

431 void

432 resize(Client *c)

433 {

434 XConfigureEvent e;

435

436 if(c->incw)

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

438 if(c->inch)

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

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

441 c->w = c->minw;

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

443 c->h = c->minh;

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

445 c->w = c->maxw;

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

447 c->h = c->maxh;

448 resize_title(c);

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

450 e.type = ConfigureNotify;

451 e.event = c->win;

452 e.window = c->win;

453 e.x = c->x;

454 e.y = c->y;

455 e.width = c->w;

456 e.height = c->h;

457 e.border_width = c->border;

458 e.above = None;

459 e.override_redirect = False;

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

461 XFlush(dpy);

462 }

463

464 static int

465 dummy_error_handler(Display *dsply, XErrorEvent *err)

466 {

467 return 0;

468 }

469

470 void

471 unmanage(Client *c)

472 {

473 Client **l;

474

475 XGrabServer(dpy);

476 XSetErrorHandler(dummy_error_handler);

477

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

479 XDestroyWindow(dpy, c->title);

480

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

482 *l = c->next;

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

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

485 (*l)->revert = NULL;

486 if(sel == c)

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

488

489 free(c);

490

491 XFlush(dpy);

492 XSetErrorHandler(error_handler);

493 XUngrabServer(dpy);

494 arrange(NULL);

495 if(sel)

496 focus(sel);

497 }

498

499 Client *

500 gettitle(Window w)

501 {

502 Client *c;

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

504 if(c->title == w)

505 return c;

506 return NULL;

507 }

508

509 Client *

510 getclient(Window w)

511 {

512 Client *c;

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

514 if(c->win == w)

515 return c;

516 return NULL;

517 }

518

519 void

520 draw_client(Client *c)

521 {

522 int i;

523 if(c == sel)

524 return;

525

526 dc.x = dc.y = 0;

527 dc.h = c->th;

528

529 dc.w = 0;

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

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

532 dc.x += dc.w;

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

534 draw(True, c->tags[i]);

535 }

536 }

537 dc.x += dc.w;

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

539 draw(True, c->name);

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

541 0, 0, c->tw, c->th, 0, 0);

542 XFlush(dpy);

543 }