aewl: 2c9e0dae41f3 client.c

aewl

view client.c @ 112:2c9e0dae41f3

removed TODO, because dwm is nearly finished

author	arg@10ksloc.org
date	Wed, 19 Jul 2006 15:03:53 +0200
parents	3e74cc981e9b
children	b2445fd41f5e

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"

7 #include <stdlib.h>

8 #include <string.h>

9 #include <X11/Xatom.h>

10 #include <X11/Xutil.h>

12 /* static functions */

14 static void

15 resizetitle(Client *c)

16 {

17 int i;

19 c->bw = 0;

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

21 if(c->tags[i])

22 c->bw += textw(c->tags[i]);

23 c->bw += textw(c->name);

24 if(c->bw > *c->w)

25 c->bw = *c->w + 2;

26 c->bx = *c->x + *c->w - c->bw + 2;

27 c->by = *c->y;

28 if(c->tags[tsel])

29 XMoveResizeWindow(dpy, c->title, c->bx, c->by, c->bw, c->bh);

30 else

31 XMoveResizeWindow(dpy, c->title, c->bx + 2 * sw, c->by, c->bw, c->bh);

33 }

35 static int

36 xerrordummy(Display *dsply, XErrorEvent *ee)

37 {

38 return 0;

39 }

41 /* extern functions */

43 void

44 ban(Client *c)

45 {

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

47 XMoveWindow(dpy, c->title, c->bx + 2 * sw, c->by);

48 }

50 void

51 focus(Client *c)

52 {

53 Client *old = sel;

54 XEvent ev;

56 sel = c;

57 if(old && old != c)

58 drawtitle(old);

59 drawtitle(c);

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

61 XSync(dpy, False);

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

63 }

65 void

66 focusnext(Arg *arg)

67 {

68 Client *c;

70 if(!sel)

71 return;

73 if(!(c = getnext(sel->next, tsel)))

74 c = getnext(clients, tsel);

75 if(c) {

76 higher(c);

77 c->revert = sel;

78 focus(c);

79 }

80 }

82 void

83 focusprev(Arg *arg)

84 {

85 Client *c;

87 if(!sel)

88 return;

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

91 higher(c);

92 focus(c);

93 }

94 }

96 Client *

97 getclient(Window w)

98 {

99 Client *c;

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

101 if(c->win == w)

102 return c;

103 return NULL;

104 }

105

106 Client *

107 getctitle(Window w)

108 {

109 Client *c;

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

111 if(c->title == w)

112 return c;

113 return NULL;

114 }

115

116 void

117 gravitate(Client *c, Bool invert)

118 {

119 int dx = 0, dy = 0;

120

121 switch(c->grav) {

122 case StaticGravity:

123 case NorthWestGravity:

124 case NorthGravity:

125 case NorthEastGravity:

126 dy = c->border;

127 break;

128 case EastGravity:

129 case CenterGravity:

130 case WestGravity:

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

132 break;

133 case SouthEastGravity:

134 case SouthGravity:

135 case SouthWestGravity:

136 dy = -(*c->h);

137 break;

138 default:

139 break;

140 }

141

142 switch (c->grav) {

143 case StaticGravity:

144 case NorthWestGravity:

145 case WestGravity:

146 case SouthWestGravity:

147 dx = c->border;

148 break;

149 case NorthGravity:

150 case CenterGravity:

151 case SouthGravity:

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

153 break;

154 case NorthEastGravity:

155 case EastGravity:

156 case SouthEastGravity:

157 dx = -(*c->w + c->border);

158 break;

159 default:

160 break;

161 }

162

163 if(invert) {

164 dx = -dx;

165 dy = -dy;

166 }

167 *c->x += dx;

168 *c->y += dy;

169 }

170

171 void

172 higher(Client *c)

173 {

174 XRaiseWindow(dpy, c->win);

175 XRaiseWindow(dpy, c->title);

176 }

177

178 void

179 killclient(Arg *arg)

180 {

181 if(!sel)

182 return;

183 if(sel->proto & WM_PROTOCOL_DELWIN)

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

185 else

186 XKillClient(dpy, sel->win);

187 }

188

189 void

190 lower(Client *c)

191 {

192 XLowerWindow(dpy, c->title);

193 XLowerWindow(dpy, c->win);

194 }

195

196 void

197 manage(Window w, XWindowAttributes *wa)

198 {

199 int diff;

200 Client *c;

201 XSetWindowAttributes twa;

202 Window trans;

203

204 c = emallocz(sizeof(Client));

205 c->win = w;

206 c->bx = c->fx = c->tx = wa->x;

207 c->by = c->fy = c->ty = wa->y;

208 c->bw = c->fw = c->tw = wa->width;

209 c->fh = c->th = wa->height;

210 c->bh = bh;

211

212 diff = sw - c->fw;

213 c->fx = random() % (diff ? diff : 1);

214 diff = sh - c->fh - bh;

215 c->fy = random() % (diff ? diff : 1);

216

217 if(c->fy < bh)

218 c->by = c->fy = c->ty = bh;

219

220 c->border = 1;

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

222 setsize(c);

223 XSelectInput(dpy, c->win,

224 StructureNotifyMask | PropertyChangeMask | EnterWindowMask);

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

226 twa.override_redirect = 1;

227 twa.background_pixmap = ParentRelative;

228 twa.event_mask = ExposureMask;

229

230 c->title = XCreateWindow(dpy, root, c->bx, c->by, c->bw, c->bh,

231 0, DefaultDepth(dpy, screen), CopyFromParent,

232 DefaultVisual(dpy, screen),

233 CWOverrideRedirect | CWBackPixmap | CWEventMask, &twa);

234

235 settags(c);

236

237 c->next = clients;

238 clients = c;

239

240 XGrabButton(dpy, Button1, ControlMask, c->win, False, ButtonPressMask,

241 GrabModeAsync, GrabModeSync, None, None);

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

243 GrabModeAsync, GrabModeSync, None, None);

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

245 GrabModeAsync, GrabModeSync, None, None);

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

247 GrabModeAsync, GrabModeSync, None, None);

248

249 if(!c->isfloat)

250 c->isfloat = trans

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

252

253 setgeom(c);

254 settitle(c);

255

256 arrange(NULL);

257

258 /* mapping the window now prevents flicker */

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

260 XMapRaised(dpy, c->win);

261 XMapRaised(dpy, c->title);

262 focus(c);

263 }

264 else {

265 XMapRaised(dpy, c->win);

266 XMapRaised(dpy, c->title);

267 }

268 }

269

270 void

271 maximize(Arg *arg)

272 {

273 if(!sel)

274 return;

275 *sel->x = sx;

276 *sel->y = sy + bh;

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

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

279 higher(sel);

280 resize(sel, False, TopLeft);

281 }

282

283 void

284 pop(Client *c)

285 {

286 Client **l;

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

288 *l = c->next;

289

290 c->next = clients; /* pop */

291 clients = c;

292 arrange(NULL);

293 }

294

295 void

296 resize(Client *c, Bool inc, Corner sticky)

297 {

298 XConfigureEvent e;

299 int right = *c->x + *c->w;

300 int bottom = *c->y + *c->h;

301

302 if(inc) {

303 if(c->incw)

304 *c->w -= (*c->w - c->basew) % c->incw;

305 if(c->inch)

306 *c->h -= (*c->h - c->baseh) % c->inch;

307 }

308 if(*c->x > sw) /* might happen on restart */

309 *c->x = sw - *c->w;

310 if(*c->y > sh)

311 *c->y = sh - *c->h;

312 if(c->minw && *c->w < c->minw)

313 *c->w = c->minw;

314 if(c->minh && *c->h < c->minh)

315 *c->h = c->minh;

316 if(c->maxw && *c->w > c->maxw)

317 *c->w = c->maxw;

318 if(c->maxh && *c->h > c->maxh)

319 *c->h = c->maxh;

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

321 *c->x = right - *c->w;

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

323 *c->y = bottom - *c->h;

324

325 resizetitle(c);

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

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

328

329 e.type = ConfigureNotify;

330 e.event = c->win;

331 e.window = c->win;

332 e.x = *c->x;

333 e.y = *c->y;

334 e.width = *c->w;

335 e.height = *c->h;

336 e.border_width = c->border;

337 e.above = None;

338 e.override_redirect = False;

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

340 XSync(dpy, False);

341 }

342

343 void

344 setgeom(Client *c)

345 {

346 if((arrange == dotile) && !c->isfloat) {

347 c->x = &c->tx;

348 c->y = &c->ty;

349 c->w = &c->tw;

350 c->h = &c->th;

351 }

352 else {

353 c->x = &c->fx;

354 c->y = &c->fy;

355 c->w = &c->fw;

356 c->h = &c->fh;

357 }

358 }

359

360 void

361 setsize(Client *c)

362 {

363 XSizeHints size;

364 long msize;

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

366 size.flags = PSize;

367 c->flags = size.flags;

368 if(c->flags & PBaseSize) {

369 c->basew = size.base_width;

370 c->baseh = size.base_height;

371 }

372 else

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

374 if(c->flags & PResizeInc) {

375 c->incw = size.width_inc;

376 c->inch = size.height_inc;

377 }

378 else

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

380 if(c->flags & PMaxSize) {

381 c->maxw = size.max_width;

382 c->maxh = size.max_height;

383 }

384 else

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

386 if(c->flags & PMinSize) {

387 c->minw = size.min_width;

388 c->minh = size.min_height;

389 }

390 else

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

392 if(c->flags & PWinGravity)

393 c->grav = size.win_gravity;

394 else

395 c->grav = NorthWestGravity;

396 }

397

398 void

399 settitle(Client *c)

400 {

401 XTextProperty name;

402 int n;

403 char **list = NULL;

404

405 name.nitems = 0;

406 c->name[0] = 0;

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

408 if(!name.nitems)

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

410 if(!name.nitems)

411 return;

412 if(name.encoding == XA_STRING)

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

414 else {

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

416 && n > 0 && *list)

417 {

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

419 XFreeStringList(list);

420 }

421 }

422 XFree(name.value);

423 resizetitle(c);

424 }

425

426 void

427 unmanage(Client *c)

428 {

429 Client **l;

430

431 XGrabServer(dpy);

432 XSetErrorHandler(xerrordummy);

433

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

435 XDestroyWindow(dpy, c->title);

436

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

438 *l = c->next;

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

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

441 (*l)->revert = NULL;

442 if(sel == c)

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

444

445 free(c);

446

447 XSync(dpy, False);

448 XSetErrorHandler(xerror);

449 XUngrabServer(dpy);

450 arrange(NULL);

451 if(sel)

452 focus(sel);

453 }

454

455 void

456 zoom(Arg *arg)

457 {

458 Client *c;

459

460 if(!sel)

461 return;

462

463 if(sel == getnext(clients, tsel) && sel->next) {

464 if((c = getnext(sel->next, tsel)))

465 sel = c;

466 }

467

468 pop(sel);

469 focus(sel);

470 }