aewl: 9d3c91a30fe3 client.c

aewl

view client.c @ 168:9d3c91a30fe3

Added tag 0.6 for changeset c11f86db4550cac5d0a648a3fe4d6d3b9a4fcf7e

author	arg@10ksloc.org
date	Wed, 02 Aug 2006 16:52:21 +0200
parents	e2e1de08341d
children	1db04019684e

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 < TLast; i++)

20 if(c->tags[i])

21 c->tw += textw(c->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->win = w;

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

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

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

218 c->h = wa->height;

219 c->th = bh;

220

221 c->border = 0;

222 setsize(c);

223

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

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

226

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

228 XSelectInput(dpy, c->win,

229 StructureNotifyMask | PropertyChangeMask | EnterWindowMask);

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

231 twa.override_redirect = 1;

232 twa.background_pixmap = ParentRelative;

233 twa.event_mask = ExposureMask | EnterWindowMask;

234

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

236 0, DefaultDepth(dpy, screen), CopyFromParent,

237 DefaultVisual(dpy, screen),

238 CWOverrideRedirect | CWBackPixmap | CWEventMask, &twa);

239

240 if(clients)

241 clients->prev = c;

242 c->next = clients;

243 clients = c;

244

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

246 GrabModeAsync, GrabModeSync, None, None);

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

248 GrabModeAsync, GrabModeSync, None, None);

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

250 GrabModeAsync, GrabModeSync, None, None);

251

252 settags(c);

253 if(!c->isfloat)

254 c->isfloat = trans

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

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

257 settitle(c);

258 arrange(NULL);

259

260 /* mapping the window now prevents flicker */

261 XMapRaised(dpy, c->win);

262 XMapRaised(dpy, c->title);

263 if(c->tags[tsel])

264 focus(c);

265 }

266

267 void

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

269 {

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

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

272 /*XConfigureEvent e;*/

273 XWindowChanges wc;

274

275 if(sizehints) {

276 if(c->incw)

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

278 if(c->inch)

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

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

281 c->w = c->minw;

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

283 c->h = c->minh;

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

285 c->w = c->maxw;

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

287 c->h = c->maxh;

288 }

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

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

291 if(c->y > bottom)

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

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

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

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

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

297

298 resizetitle(c);

299 wc.x = c->x;

300 wc.y = c->y;

301 wc.width = c->w;

302 wc.height = c->h;

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

304 wc.border_width = 0;

305 else

306 wc.border_width = 1;

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

308 XSync(dpy, False);

309 }

310

311 void

312 setsize(Client *c)

313 {

314 long msize;

315 XSizeHints size;

316

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

318 size.flags = PSize;

319 c->flags = size.flags;

320 if(c->flags & PBaseSize) {

321 c->basew = size.base_width;

322 c->baseh = size.base_height;

323 }

324 else

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

326 if(c->flags & PResizeInc) {

327 c->incw = size.width_inc;

328 c->inch = size.height_inc;

329 }

330 else

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

332 if(c->flags & PMaxSize) {

333 c->maxw = size.max_width;

334 c->maxh = size.max_height;

335 }

336 else

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

338 if(c->flags & PMinSize) {

339 c->minw = size.min_width;

340 c->minh = size.min_height;

341 }

342 else

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

344 if(c->flags & PWinGravity)

345 c->grav = size.win_gravity;

346 else

347 c->grav = NorthWestGravity;

348 }

349

350 void

351 settitle(Client *c)

352 {

353 char **list = NULL;

354 int n;

355 XTextProperty name;

356

357 name.nitems = 0;

358 c->name[0] = 0;

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

360 if(!name.nitems)

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

362 if(!name.nitems)

363 return;

364 if(name.encoding == XA_STRING)

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

366 else {

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

368 && n > 0 && *list)

369 {

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

371 XFreeStringList(list);

372 }

373 }

374 XFree(name.value);

375 resizetitle(c);

376 }

377

378 void

379 togglemax(Arg *arg)

380 {

381 int ox, oy, ow, oh;

382 XEvent ev;

383

384 if(!sel)

385 return;

386

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

388 ox = sel->x;

389 oy = sel->y;

390 ow = sel->w;

391 oh = sel->h;

392 sel->x = sx;

393 sel->y = sy + bh;

394 sel->w = sw - 2;

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

396

397 higher(sel);

398 resize(sel, False, TopLeft);

399

400 sel->x = ox;

401 sel->y = oy;

402 sel->w = ow;

403 sel->h = oh;

404 }

405 else

406 resize(sel, False, TopLeft);

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

408 }

409

410 void

411 unmanage(Client *c)

412 {

413 XGrabServer(dpy);

414 XSetErrorHandler(xerrordummy);

415

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

417 XDestroyWindow(dpy, c->title);

418

419 if(c->prev)

420 c->prev->next = c->next;

421 if(c->next)

422 c->next->prev = c->prev;

423 if(c == clients)

424 clients = c->next;

425 if(sel == c) {

426 sel = getnext(c->next);

427 if(!sel)

428 sel = getprev(c->prev);

429 if(!sel)

430 sel = clients;

431 }

432 free(c);

433

434 XSync(dpy, False);

435 XSetErrorHandler(xerror);

436 XUngrabServer(dpy);

437 arrange(NULL);

438 if(sel)

439 focus(sel);

440 }

441

442 void

443 zoom(Arg *arg)

444 {

445 Client *c;

446

447 if(!sel)

448 return;

449

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

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

452 sel = c;

453 }

454

455 /* pop */

456 if(sel->prev)

457 sel->prev->next = sel->next;

458 if(sel->next)

459 sel->next->prev = sel->prev;

460 sel->prev = NULL;

461 if(clients)

462 clients->prev = sel;

463 sel->next = clients;

464 clients = sel;

465 arrange(NULL);

466 focus(sel);

467 }