aewl: 75576e44c1d8 client.c

aewl

view client.c @ 124:75576e44c1d8

made status bar drawing more robust, implemented togglemax and togglemode, works quite well

author	arg@10ksloc.org
date	Thu, 20 Jul 2006 15:07:35 +0200
parents	61490330e90a
children	1480e19f6377

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->tw = 0;

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

21 if(c->tags[i])

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

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

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

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

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

27 c->ty = c->y;

28 if(c->tags[tsel])

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

30 else

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

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->tx + 2 * sw, c->ty);

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(sel->ismax)

74 togglemax(NULL);

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

77 c = getnext(clients, tsel);

78 if(c) {

79 higher(c);

80 c->revert = sel;

81 focus(c);

82 }

83 }

85 void

86 focusprev(Arg *arg)

87 {

88 Client *c;

90 if(!sel)

91 return;

93 if(sel->ismax)

94 togglemax(NULL);

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

97 higher(c);

98 focus(c);

99 }

100 }

101

102 Client *

103 getclient(Window w)

104 {

105 Client *c;

106

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

108 if(c->win == w)

109 return c;

110 return NULL;

111 }

112

113 Client *

114 getctitle(Window w)

115 {

116 Client *c;

117

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

119 if(c->title == w)

120 return c;

121 return NULL;

122 }

123

124 void

125 gravitate(Client *c, Bool invert)

126 {

127 int dx = 0, dy = 0;

128

129 switch(c->grav) {

130 case StaticGravity:

131 case NorthWestGravity:

132 case NorthGravity:

133 case NorthEastGravity:

134 dy = c->border;

135 break;

136 case EastGravity:

137 case CenterGravity:

138 case WestGravity:

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

140 break;

141 case SouthEastGravity:

142 case SouthGravity:

143 case SouthWestGravity:

144 dy = -(c->h);

145 break;

146 default:

147 break;

148 }

149

150 switch (c->grav) {

151 case StaticGravity:

152 case NorthWestGravity:

153 case WestGravity:

154 case SouthWestGravity:

155 dx = c->border;

156 break;

157 case NorthGravity:

158 case CenterGravity:

159 case SouthGravity:

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

161 break;

162 case NorthEastGravity:

163 case EastGravity:

164 case SouthEastGravity:

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

166 break;

167 default:

168 break;

169 }

170

171 if(invert) {

172 dx = -dx;

173 dy = -dy;

174 }

175 c->x += dx;

176 c->y += dy;

177 }

178

179 void

180 higher(Client *c)

181 {

182 XRaiseWindow(dpy, c->win);

183 XRaiseWindow(dpy, c->title);

184 }

185

186 void

187 killclient(Arg *arg)

188 {

189 if(!sel)

190 return;

191 if(sel->proto & WM_PROTOCOL_DELWIN)

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

193 else

194 XKillClient(dpy, sel->win);

195 }

196

197 void

198 lower(Client *c)

199 {

200 XLowerWindow(dpy, c->title);

201 XLowerWindow(dpy, c->win);

202 }

203

204 void

205 manage(Window w, XWindowAttributes *wa)

206 {

207 int diff;

208 Client *c;

209 Window trans;

210 XSetWindowAttributes twa;

211

212 c = emallocz(sizeof(Client));

213 c->win = w;

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

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

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

217 c->h = wa->height;

218 c->th = bh;

219

220 if(c->y < bh)

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

222

223 c->border = 1;

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

225 setsize(c);

226 XSelectInput(dpy, c->win,

227 StructureNotifyMask | PropertyChangeMask | EnterWindowMask);

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

229 twa.override_redirect = 1;

230 twa.background_pixmap = ParentRelative;

231 twa.event_mask = ExposureMask;

232

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

234 0, DefaultDepth(dpy, screen), CopyFromParent,

235 DefaultVisual(dpy, screen),

236 CWOverrideRedirect | CWBackPixmap | CWEventMask, &twa);

237

238 settags(c);

239

240 c->next = clients;

241 clients = c;

242

243 XGrabButton(dpy, Button1, MODKEY, c->win, False, ButtonPressMask,

244 GrabModeAsync, GrabModeSync, None, None);

245 XGrabButton(dpy, Button2, MODKEY, c->win, False, ButtonPressMask,

246 GrabModeAsync, GrabModeSync, None, None);

247 XGrabButton(dpy, Button3, MODKEY, c->win, False, ButtonPressMask,

248 GrabModeAsync, GrabModeSync, None, None);

249

250 if(!c->isfloat)

251 c->isfloat = trans || (c->maxw && c->minw &&

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

253

254

255 settitle(c);

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 pop(Client *c)

272 {

273 Client **l;

274

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

276 *l = c->next;

277

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

279 clients = c;

280 arrange(NULL);

281 }

282

283 void

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

285 {

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

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

288 XConfigureEvent e;

289

290 if(inc) {

291 if(c->incw)

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

293 if(c->inch)

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

295 }

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

297 c->x = sw - c->w;

298 if(c->y > sh)

299 c->y = sh - c->h;

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

301 c->w = c->minw;

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

303 c->h = c->minh;

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

305 c->w = c->maxw;

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

307 c->h = c->maxh;

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

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

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

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

312

313 resizetitle(c);

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

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

316

317 e.type = ConfigureNotify;

318 e.event = c->win;

319 e.window = c->win;

320 e.x = c->x;

321 e.y = c->y;

322 e.width = c->w;

323 e.height = c->h;

324 e.border_width = c->border;

325 e.above = None;

326 e.override_redirect = False;

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

328 XSync(dpy, False);

329 }

330

331 void

332 setsize(Client *c)

333 {

334 long msize;

335 XSizeHints size;

336

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

338 size.flags = PSize;

339 c->flags = size.flags;

340 if(c->flags & PBaseSize) {

341 c->basew = size.base_width;

342 c->baseh = size.base_height;

343 }

344 else

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

346 if(c->flags & PResizeInc) {

347 c->incw = size.width_inc;

348 c->inch = size.height_inc;

349 }

350 else

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

352 if(c->flags & PMaxSize) {

353 c->maxw = size.max_width;

354 c->maxh = size.max_height;

355 }

356 else

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

358 if(c->flags & PMinSize) {

359 c->minw = size.min_width;

360 c->minh = size.min_height;

361 }

362 else

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

364 if(c->flags & PWinGravity)

365 c->grav = size.win_gravity;

366 else

367 c->grav = NorthWestGravity;

368 }

369

370 void

371 settitle(Client *c)

372 {

373 char **list = NULL;

374 int n;

375 XTextProperty name;

376

377 name.nitems = 0;

378 c->name[0] = 0;

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

380 if(!name.nitems)

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

382 if(!name.nitems)

383 return;

384 if(name.encoding == XA_STRING)

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

386 else {

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

388 && n > 0 && *list)

389 {

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

391 XFreeStringList(list);

392 }

393 }

394 XFree(name.value);

395 resizetitle(c);

396 }

397

398 void

399 togglemax(Arg *arg)

400 {

401 int ox, oy, ow, oh;

402 XEvent ev;

403

404 if(!sel)

405 return;

406

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

408 ox = sel->x;

409 oy = sel->y;

410 ow = sel->w;

411 oh = sel->h;

412 sel->x = sx;

413 sel->y = sy + bh;

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

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

416

417 higher(sel);

418 resize(sel, False, TopLeft);

419

420 sel->x = ox;

421 sel->y = oy;

422 sel->w = ow;

423 sel->h = oh;

424 }

425 else

426 resize(sel, False, TopLeft);

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

428 }

429

430 void

431 unmanage(Client *c)

432 {

433 Client **l;

434

435 XGrabServer(dpy);

436 XSetErrorHandler(xerrordummy);

437

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

439 XDestroyWindow(dpy, c->title);

440

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

442 *l = c->next;

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

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

445 (*l)->revert = NULL;

446 if(sel == c)

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

448

449 free(c);

450

451 XSync(dpy, False);

452 XSetErrorHandler(xerror);

453 XUngrabServer(dpy);

454 arrange(NULL);

455 if(sel)

456 focus(sel);

457 }

458

459 void

460 zoom(Arg *arg)

461 {

462 Client *c;

463

464 if(!sel)

465 return;

466

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

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

469 sel = c;

470 }

471

472 pop(sel);

473 focus(sel);

474 }