aewl: 94d2d7658673 client.c

aewl

view client.c @ 319:94d2d7658673

after switching to OpenBSD again, I switched back to a saner color scheme

author	arg@localhost.10kloc.org
date	Mon, 21 Aug 2006 17:41:09 +0200
parents	1b45d6f14fca
children	30b447bad2e5

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 grabbutton(Client *c, unsigned int button, unsigned int modifier)

15 {

16 XGrabButton(dpy, button, modifier, c->win, False, BUTTONMASK,

17 GrabModeAsync, GrabModeSync, None, None);

18 XGrabButton(dpy, button, modifier | LockMask, c->win, False, BUTTONMASK,

19 GrabModeAsync, GrabModeSync, None, None);

20 XGrabButton(dpy, button, modifier | numlockmask, c->win, False, BUTTONMASK,

21 GrabModeAsync, GrabModeSync, None, None);

22 XGrabButton(dpy, button, modifier | numlockmask | LockMask, c->win, False, BUTTONMASK,

23 GrabModeAsync, GrabModeSync, None, None);

24 }

26 static void

27 resizetitle(Client *c)

28 {

29 int i;

31 c->tw = 0;

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

33 if(c->tags[i])

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

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

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

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

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

39 c->ty = c->y;

40 if(isvisible(c))

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

42 else

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

45 }

47 static void

48 ungrabbutton(Client *c, unsigned int button, unsigned int modifier)

49 {

50 XUngrabButton(dpy, button, modifier, c->win);

51 XUngrabButton(dpy, button, modifier | LockMask, c->win);

52 XUngrabButton(dpy, button, modifier | numlockmask, c->win);

53 XUngrabButton(dpy, button, modifier | numlockmask | LockMask, c->win);

54 }

56 static int

57 xerrordummy(Display *dsply, XErrorEvent *ee)

58 {

59 return 0;

60 }

62 /* extern functions */

64 void

65 ban(Client *c)

66 {

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

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

69 }

71 void

72 focus(Client *c)

73 {

74 Client *old = sel;

76 if(!issel)

77 return;

78 if(!sel)

79 sel = c;

80 else if(sel != c) {

81 if(sel->ismax)

82 togglemax(NULL);

83 sel = c;

84 grabbutton(old, AnyButton, 0);

85 drawtitle(old);

86 }

87 ungrabbutton(c, AnyButton, 0);

88 drawtitle(c);

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

90 }

92 void

93 focusnext(Arg *arg)

94 {

95 Client *c;

97 if(!sel)

98 return;

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

101 c = getnext(clients);

102 if(c) {

103 focus(c);

104 restack();

105 }

106 }

107

108 void

109 focusprev(Arg *arg)

110 {

111 Client *c;

112

113 if(!sel)

114 return;

115

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

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

118 c = getprev(c);

119 }

120 if(c) {

121 focus(c);

122 restack();

123 }

124 }

125

126 Client *

127 getclient(Window w)

128 {

129 Client *c;

130

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

132 if(c->win == w)

133 return c;

134 return NULL;

135 }

136

137 Client *

138 getctitle(Window w)

139 {

140 Client *c;

141

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

143 if(c->title == w)

144 return c;

145 return NULL;

146 }

147

148 void

149 gravitate(Client *c, Bool invert)

150 {

151 int dx = 0, dy = 0;

152

153 switch(c->grav) {

154 default:

155 break;

156 case StaticGravity:

157 case NorthWestGravity:

158 case NorthGravity:

159 case NorthEastGravity:

160 dy = c->border;

161 break;

162 case EastGravity:

163 case CenterGravity:

164 case WestGravity:

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

166 break;

167 case SouthEastGravity:

168 case SouthGravity:

169 case SouthWestGravity:

170 dy = -(c->h);

171 break;

172 }

173

174 switch (c->grav) {

175 default:

176 break;

177 case StaticGravity:

178 case NorthWestGravity:

179 case WestGravity:

180 case SouthWestGravity:

181 dx = c->border;

182 break;

183 case NorthGravity:

184 case CenterGravity:

185 case SouthGravity:

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

187 break;

188 case NorthEastGravity:

189 case EastGravity:

190 case SouthEastGravity:

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

192 break;

193 }

194

195 if(invert) {

196 dx = -dx;

197 dy = -dy;

198 }

199 c->x += dx;

200 c->y += dy;

201 }

202

203 void

204 killclient(Arg *arg)

205 {

206 if(!sel)

207 return;

208 if(sel->proto & PROTODELWIN)

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

210 else

211 XKillClient(dpy, sel->win);

212 }

213

214 void

215 manage(Window w, XWindowAttributes *wa)

216 {

217 Client *c, *tc;

218 Window trans;

219 XSetWindowAttributes twa;

220

221 c = emallocz(sizeof(Client));

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

223 c->win = w;

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

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

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

227 c->h = wa->height;

228 c->th = bh;

229

230 c->border = 0;

231 setsize(c);

232

233 if(c->x + c->w + 2 > sw)

234 c->x = sw - c->w - 2;

235 if(c->x < 0)

236 c->x = 0;

237 if(c->y + c->h + 2 > sh)

238 c->y = sh - c->h - 2;

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

240 c->y = bh;

241

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

243 XSelectInput(dpy, c->win,

244 StructureNotifyMask | PropertyChangeMask | EnterWindowMask);

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

246 twa.override_redirect = 1;

247 twa.background_pixmap = ParentRelative;

248 twa.event_mask = ExposureMask | EnterWindowMask;

249

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

251 0, DefaultDepth(dpy, screen), CopyFromParent,

252 DefaultVisual(dpy, screen),

253 CWOverrideRedirect | CWBackPixmap | CWEventMask, &twa);

254

255 if(clients)

256 clients->prev = c;

257 c->next = clients;

258 clients = c;

259

260 grabbutton(c, Button1, MODKEY);

261 grabbutton(c, Button2, MODKEY);

262 grabbutton(c, Button3, MODKEY);

263

264 settags(c);

265 if(!c->isfloat)

266 c->isfloat = trans

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

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

269 settitle(c);

270 if(isvisible(c))

271 sel = c;

272 arrange(NULL);

273 XMapWindow(dpy, c->win);

274 XMapWindow(dpy, c->title);

275 if(isvisible(c))

276 focus(c);

277 }

278

279 void

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

281 {

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

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

284 XWindowChanges wc;

285

286 if(sizehints) {

287 if(c->incw)

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

289 if(c->inch)

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

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

292 c->w = c->minw;

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

294 c->h = c->minh;

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

296 c->w = c->maxw;

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

298 c->h = c->maxh;

299 }

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

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

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

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

304

305 resizetitle(c);

306 wc.x = c->x;

307 wc.y = c->y;

308 wc.width = c->w;

309 wc.height = c->h;

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

311 wc.border_width = 0;

312 else

313 wc.border_width = 1;

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

315 XSync(dpy, False);

316 }

317

318 void

319 setsize(Client *c)

320 {

321 long msize;

322 XSizeHints size;

323

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

325 size.flags = PSize;

326 c->flags = size.flags;

327 if(c->flags & PBaseSize) {

328 c->basew = size.base_width;

329 c->baseh = size.base_height;

330 }

331 else

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

333 if(c->flags & PResizeInc) {

334 c->incw = size.width_inc;

335 c->inch = size.height_inc;

336 }

337 else

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

339 if(c->flags & PMaxSize) {

340 c->maxw = size.max_width;

341 c->maxh = size.max_height;

342 }

343 else

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

345 if(c->flags & PMinSize) {

346 c->minw = size.min_width;

347 c->minh = size.min_height;

348 }

349 else

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

351 if(c->flags & PWinGravity)

352 c->grav = size.win_gravity;

353 else

354 c->grav = NorthWestGravity;

355 }

356

357 void

358 settitle(Client *c)

359 {

360 char **list = NULL;

361 int n;

362 XTextProperty name;

363

364 name.nitems = 0;

365 c->name[0] = 0;

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

367 if(!name.nitems)

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

369 if(!name.nitems)

370 return;

371 if(name.encoding == XA_STRING)

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

373 else {

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

375 && n > 0 && *list)

376 {

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

378 XFreeStringList(list);

379 }

380 }

381 XFree(name.value);

382 resizetitle(c);

383 }

384

385 void

386 togglemax(Arg *arg)

387 {

388 int ox, oy, ow, oh;

389 XEvent ev;

390

391 if(!sel)

392 return;

393

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

395 ox = sel->x;

396 oy = sel->y;

397 ow = sel->w;

398 oh = sel->h;

399 sel->x = sx;

400 sel->y = sy + bh;

401 sel->w = sw - 2;

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

403

404 restack();

405 resize(sel, arrange == dofloat, TopLeft);

406

407 sel->x = ox;

408 sel->y = oy;

409 sel->w = ow;

410 sel->h = oh;

411 }

412 else

413 resize(sel, False, TopLeft);

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

415 }

416

417 void

418 unmanage(Client *c)

419 {

420 XGrabServer(dpy);

421 XSetErrorHandler(xerrordummy);

422

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

424 XDestroyWindow(dpy, c->title);

425

426 if(c->prev)

427 c->prev->next = c->next;

428 if(c->next)

429 c->next->prev = c->prev;

430 if(c == clients)

431 clients = c->next;

432 if(sel == c)

433 sel = getnext(clients);

434 free(c->tags);

435 free(c);

436

437 XSync(dpy, False);

438 XSetErrorHandler(xerror);

439 XUngrabServer(dpy);

440 if(sel)

441 focus(sel);

442 arrange(NULL);

443 }

444

445 void

446 zoom(Arg *arg)

447 {

448 Client *c;

449

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

451 return;

452

453 if(sel == getnext(clients)) {

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

455 sel = c;

456 else

457 return;

458 }

459

460 /* pop */

461 sel->prev->next = sel->next;

462 if(sel->next)

463 sel->next->prev = sel->prev;

464 sel->prev = NULL;

465 clients->prev = sel;

466 sel->next = clients;

467 clients = sel;

468 focus(sel);

469 arrange(NULL);

470 }