aewl: 124671c251ee client.c

aewl

view client.c @ 201:124671c251ee

updated man page

author	arg@10ksloc.org
date	Mon, 07 Aug 2006 07:36:36 +0200
parents	955b4f217c2d
children	f5b952e566da

line source

1 /*

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

3 * See LICENSE file for license details.

4 */

5 #include "dwm.h"

6 #include <stdlib.h>

7 #include <string.h>

8 #include <X11/Xatom.h>

9 #include <X11/Xutil.h>

11 /* static functions */

13 static void

14 resizetitle(Client *c)

15 {

16 int i;

18 c->tw = 0;

19 for(i = 0; i < ntags; i++)

20 if(c->tags[i])

21 c->tw += textw(tags[i]);

22 c->tw += textw(c->name);

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

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

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

26 c->ty = c->y;

27 if(c->tags[tsel])

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

29 else

30 XMoveResizeWindow(dpy, c->title, c->tx + 2 * sw, c->ty, c->tw, c->th);

32 }

34 static int

35 xerrordummy(Display *dsply, XErrorEvent *ee)

36 {

37 return 0;

38 }

40 /* extern functions */

42 void

43 ban(Client *c)

44 {

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

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

47 }

49 void

50 focus(Client *c)

51 {

52 Client *old = sel;

53 XEvent ev;

55 sel = c;

56 if(old && old != c)

57 drawtitle(old);

58 drawtitle(c);

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

60 XSync(dpy, False);

61 while(XCheckMaskEvent(dpy, EnterWindowMask, &ev));

62 }

64 void

65 focusnext(Arg *arg)

66 {

67 Client *c;

69 if(!sel)

70 return;

72 if(sel->ismax)

73 togglemax(NULL);

75 if(!(c = getnext(sel->next)))

76 c = getnext(clients);

77 if(c) {

78 higher(c);

79 focus(c);

80 }

81 }

83 void

84 focusprev(Arg *arg)

85 {

86 Client *c;

88 if(!sel)

89 return;

91 if(sel->ismax)

92 togglemax(NULL);

94 if(!(c = getprev(sel->prev))) {

95 for(c = clients; c && c->next; c = c->next);

96 c = getprev(c);

97 }

98 if(c) {

99 higher(c);

100 focus(c);

101 }

102 }

103

104 Client *

105 getclient(Window w)

106 {

107 Client *c;

108

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

110 if(c->win == w)

111 return c;

112 return NULL;

113 }

114

115 Client *

116 getctitle(Window w)

117 {

118 Client *c;

119

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

121 if(c->title == w)

122 return c;

123 return NULL;

124 }

125

126 void

127 gravitate(Client *c, Bool invert)

128 {

129 int dx = 0, dy = 0;

130

131 switch(c->grav) {

132 default:

133 break;

134 case StaticGravity:

135 case NorthWestGravity:

136 case NorthGravity:

137 case NorthEastGravity:

138 dy = c->border;

139 break;

140 case EastGravity:

141 case CenterGravity:

142 case WestGravity:

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

144 break;

145 case SouthEastGravity:

146 case SouthGravity:

147 case SouthWestGravity:

148 dy = -(c->h);

149 break;

150 }

151

152 switch (c->grav) {

153 default:

154 break;

155 case StaticGravity:

156 case NorthWestGravity:

157 case WestGravity:

158 case SouthWestGravity:

159 dx = c->border;

160 break;

161 case NorthGravity:

162 case CenterGravity:

163 case SouthGravity:

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

165 break;

166 case NorthEastGravity:

167 case EastGravity:

168 case SouthEastGravity:

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

170 break;

171 }

172

173 if(invert) {

174 dx = -dx;

175 dy = -dy;

176 }

177 c->x += dx;

178 c->y += dy;

179 }

180

181 void

182 higher(Client *c)

183 {

184 XRaiseWindow(dpy, c->win);

185 XRaiseWindow(dpy, c->title);

186 }

187

188 void

189 killclient(Arg *arg)

190 {

191 if(!sel)

192 return;

193 if(sel->proto & PROTODELWIN)

194 sendevent(sel->win, wmatom[WMProtocols], wmatom[WMDelete]);

195 else

196 XKillClient(dpy, sel->win);

197 }

198

199 void

200 lower(Client *c)

201 {

202 XLowerWindow(dpy, c->title);

203 XLowerWindow(dpy, c->win);

204 }

205

206 void

207 manage(Window w, XWindowAttributes *wa)

208 {

209 Client *c;

210 Window trans;

211 XSetWindowAttributes twa;

212

213 c = emallocz(sizeof(Client));

214 c->tags = emallocz(ntags * sizeof(Bool));

215 c->win = w;

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

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

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

219 c->h = wa->height;

220 c->th = bh;

221

222 c->border = 0;

223 setsize(c);

224

225 if(c->h != sh && c->y < bh)

226 c->y = c->ty = bh;

227

228 c->proto = getproto(c->win);

229 XSelectInput(dpy, c->win,

230 StructureNotifyMask | PropertyChangeMask | EnterWindowMask);

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

232 twa.override_redirect = 1;

233 twa.background_pixmap = ParentRelative;

234 twa.event_mask = ExposureMask | EnterWindowMask;

235

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

237 0, DefaultDepth(dpy, screen), CopyFromParent,

238 DefaultVisual(dpy, screen),

239 CWOverrideRedirect | CWBackPixmap | CWEventMask, &twa);

240

241 if(clients)

242 clients->prev = c;

243 c->next = clients;

244 clients = c;

245

246 XGrabButton(dpy, Button1, MODKEY, c->win, False, BUTTONMASK,

247 GrabModeAsync, GrabModeSync, None, None);

248 XGrabButton(dpy, Button1, MODKEY | LockMask, c->win, False, BUTTONMASK,

249 GrabModeAsync, GrabModeSync, None, None);

250 XGrabButton(dpy, Button1, MODKEY | NUMLOCKMASK, c->win, False, BUTTONMASK,

251 GrabModeAsync, GrabModeSync, None, None);

252 XGrabButton(dpy, Button1, MODKEY | NUMLOCKMASK | LockMask, c->win, False, BUTTONMASK,

253 GrabModeAsync, GrabModeSync, None, None);

254

255 XGrabButton(dpy, Button2, MODKEY, c->win, False, BUTTONMASK,

256 GrabModeAsync, GrabModeSync, None, None);

257 XGrabButton(dpy, Button2, MODKEY | LockMask, c->win, False, BUTTONMASK,

258 GrabModeAsync, GrabModeSync, None, None);

259 XGrabButton(dpy, Button2, MODKEY | NUMLOCKMASK, c->win, False, BUTTONMASK,

260 GrabModeAsync, GrabModeSync, None, None);

261 XGrabButton(dpy, Button2, MODKEY | NUMLOCKMASK | LockMask, c->win, False, BUTTONMASK,

262 GrabModeAsync, GrabModeSync, None, None);

263

264 XGrabButton(dpy, Button3, MODKEY, c->win, False, BUTTONMASK,

265 GrabModeAsync, GrabModeSync, None, None);

266 XGrabButton(dpy, Button3, MODKEY | LockMask, c->win, False, BUTTONMASK,

267 GrabModeAsync, GrabModeSync, None, None);

268 XGrabButton(dpy, Button3, MODKEY | NUMLOCKMASK, c->win, False, BUTTONMASK,

269 GrabModeAsync, GrabModeSync, None, None);

270 XGrabButton(dpy, Button3, MODKEY | NUMLOCKMASK | LockMask, c->win, False, BUTTONMASK,

271 GrabModeAsync, GrabModeSync, None, None);

272

273 settags(c);

274 if(!c->isfloat)

275 c->isfloat = trans

276 || (c->maxw && c->minw &&

277 c->maxw == c->minw && c->maxh == c->minh);

278 settitle(c);

279 arrange(NULL);

280

281 /* mapping the window now prevents flicker */

282 XMapRaised(dpy, c->win);

283 XMapRaised(dpy, c->title);

284 if(c->tags[tsel])

285 focus(c);

286 }

287

288 void

289 resize(Client *c, Bool sizehints, Corner sticky)

290 {

291 int bottom = c->y + c->h;

292 int right = c->x + c->w;

293 /*XConfigureEvent e;*/

294 XWindowChanges wc;

295

296 if(sizehints) {

297 if(c->incw)

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

299 if(c->inch)

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

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

302 c->w = c->minw;

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

304 c->h = c->minh;

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

306 c->w = c->maxw;

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

308 c->h = c->maxh;

309 }

310 if(c->x > right) /* might happen on restart */

311 c->x = right - c->w;

312 if(c->y > bottom)

313 c->y = bottom - c->h;

314 if(sticky == TopRight || sticky == BotRight)

315 c->x = right - c->w;

316 if(sticky == BotLeft || sticky == BotRight)

317 c->y = bottom - c->h;

318

319 resizetitle(c);

320 wc.x = c->x;

321 wc.y = c->y;

322 wc.width = c->w;

323 wc.height = c->h;

324 if(c->w == sw && c->h == sh)

325 wc.border_width = 0;

326 else

327 wc.border_width = 1;

328 XConfigureWindow(dpy, c->win, CWX|CWY|CWWidth|CWHeight|CWBorderWidth, &wc);

329 XSync(dpy, False);

330 }

331

332 void

333 setsize(Client *c)

334 {

335 long msize;

336 XSizeHints size;

337

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

339 size.flags = PSize;

340 c->flags = size.flags;

341 if(c->flags & PBaseSize) {

342 c->basew = size.base_width;

343 c->baseh = size.base_height;

344 }

345 else

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

347 if(c->flags & PResizeInc) {

348 c->incw = size.width_inc;

349 c->inch = size.height_inc;

350 }

351 else

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

353 if(c->flags & PMaxSize) {

354 c->maxw = size.max_width;

355 c->maxh = size.max_height;

356 }

357 else

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

359 if(c->flags & PMinSize) {

360 c->minw = size.min_width;

361 c->minh = size.min_height;

362 }

363 else

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

365 if(c->flags & PWinGravity)

366 c->grav = size.win_gravity;

367 else

368 c->grav = NorthWestGravity;

369 }

370

371 void

372 settitle(Client *c)

373 {

374 char **list = NULL;

375 int n;

376 XTextProperty name;

377

378 name.nitems = 0;

379 c->name[0] = 0;

380 XGetTextProperty(dpy, c->win, &name, netatom[NetWMName]);

381 if(!name.nitems)

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

383 if(!name.nitems)

384 return;

385 if(name.encoding == XA_STRING)

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

387 else {

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

389 && n > 0 && *list)

390 {

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

392 XFreeStringList(list);

393 }

394 }

395 XFree(name.value);

396 resizetitle(c);

397 }

398

399 void

400 togglemax(Arg *arg)

401 {

402 int ox, oy, ow, oh;

403 XEvent ev;

404

405 if(!sel)

406 return;

407

408 if((sel->ismax = !sel->ismax)) {

409 ox = sel->x;

410 oy = sel->y;

411 ow = sel->w;

412 oh = sel->h;

413 sel->x = sx;

414 sel->y = sy + bh;

415 sel->w = sw - 2;

416 sel->h = sh - 2 - bh;

417

418 higher(sel);

419 resize(sel, False, TopLeft);

420

421 sel->x = ox;

422 sel->y = oy;

423 sel->w = ow;

424 sel->h = oh;

425 }

426 else

427 resize(sel, False, TopLeft);

428 while(XCheckMaskEvent(dpy, EnterWindowMask, &ev));

429 }

430

431 void

432 unmanage(Client *c)

433 {

434 XGrabServer(dpy);

435 XSetErrorHandler(xerrordummy);

436

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

438 XDestroyWindow(dpy, c->title);

439

440 if(c->prev)

441 c->prev->next = c->next;

442 if(c->next)

443 c->next->prev = c->prev;

444 if(c == clients)

445 clients = c->next;

446 if(sel == c) {

447 sel = getnext(c->next);

448 if(!sel)

449 sel = getprev(c->prev);

450 if(!sel)

451 sel = clients;

452 }

453 free(c->tags);

454 free(c);

455

456 XSync(dpy, False);

457 XSetErrorHandler(xerror);

458 XUngrabServer(dpy);

459 arrange(NULL);

460 if(sel)

461 focus(sel);

462 }

463

464 void

465 zoom(Arg *arg)

466 {

467 Client *c;

468

469 if(!sel || (arrange != dotile) || sel->isfloat)

470 return;

471

472 if(sel == getnext(clients) && sel->next) {

473 if((c = getnext(sel->next)))

474 sel = c;

475 }

476

477 /* pop */

478 if(sel->prev)

479 sel->prev->next = sel->next;

480 if(sel->next)

481 sel->next->prev = sel->prev;

482 sel->prev = NULL;

483 if(clients)

484 clients->prev = sel;

485 sel->next = clients;

486 clients = sel;

487 arrange(NULL);

488 focus(sel);

489 }