aewl: 1b45d6f14fca client.c

aewl

view client.c @ 318:1b45d6f14fca

applied Sanders focus_* patches, removed the unnecessary clean-prefix from the new function names

author	Anselm R.Garbe <arg@10ksloc.org>
date	Mon, 21 Aug 2006 09:03:14 +0200
parents	d9bef4067cd5
children	94d2d7658673

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 && sel->ismax && sel != c)

79 togglemax(NULL);

80 sel = c;

81 if(old && old != c) {

82 grabbutton(old, AnyButton, 0);

83 drawtitle(old);

84 }

85 ungrabbutton(c, AnyButton, 0);

86 drawtitle(c);

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

88 }

90 void

91 focusnext(Arg *arg)

92 {

93 Client *c;

95 if(!sel)

96 return;

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

99 c = getnext(clients);

100 if(c) {

101 focus(c);

102 restack();

103 }

104 }

105

106 void

107 focusprev(Arg *arg)

108 {

109 Client *c;

110

111 if(!sel)

112 return;

113

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

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

116 c = getprev(c);

117 }

118 if(c) {

119 focus(c);

120 restack();

121 }

122 }

123

124 Client *

125 getclient(Window w)

126 {

127 Client *c;

128

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

130 if(c->win == w)

131 return c;

132 return NULL;

133 }

134

135 Client *

136 getctitle(Window w)

137 {

138 Client *c;

139

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

141 if(c->title == w)

142 return c;

143 return NULL;

144 }

145

146 void

147 gravitate(Client *c, Bool invert)

148 {

149 int dx = 0, dy = 0;

150

151 switch(c->grav) {

152 default:

153 break;

154 case StaticGravity:

155 case NorthWestGravity:

156 case NorthGravity:

157 case NorthEastGravity:

158 dy = c->border;

159 break;

160 case EastGravity:

161 case CenterGravity:

162 case WestGravity:

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

164 break;

165 case SouthEastGravity:

166 case SouthGravity:

167 case SouthWestGravity:

168 dy = -(c->h);

169 break;

170 }

171

172 switch (c->grav) {

173 default:

174 break;

175 case StaticGravity:

176 case NorthWestGravity:

177 case WestGravity:

178 case SouthWestGravity:

179 dx = c->border;

180 break;

181 case NorthGravity:

182 case CenterGravity:

183 case SouthGravity:

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

185 break;

186 case NorthEastGravity:

187 case EastGravity:

188 case SouthEastGravity:

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

190 break;

191 }

192

193 if(invert) {

194 dx = -dx;

195 dy = -dy;

196 }

197 c->x += dx;

198 c->y += dy;

199 }

200

201 void

202 killclient(Arg *arg)

203 {

204 if(!sel)

205 return;

206 if(sel->proto & PROTODELWIN)

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

208 else

209 XKillClient(dpy, sel->win);

210 }

211

212 void

213 manage(Window w, XWindowAttributes *wa)

214 {

215 Client *c, *tc;

216 Window trans;

217 XSetWindowAttributes twa;

218

219 c = emallocz(sizeof(Client));

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

221 c->win = w;

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

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

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

225 c->h = wa->height;

226 c->th = bh;

227

228 c->border = 0;

229 setsize(c);

230

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

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

233 if(c->x < 0)

234 c->x = 0;

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

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

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

238 c->y = bh;

239

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

241 XSelectInput(dpy, c->win,

242 StructureNotifyMask | PropertyChangeMask | EnterWindowMask);

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

244 twa.override_redirect = 1;

245 twa.background_pixmap = ParentRelative;

246 twa.event_mask = ExposureMask | EnterWindowMask;

247

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

249 0, DefaultDepth(dpy, screen), CopyFromParent,

250 DefaultVisual(dpy, screen),

251 CWOverrideRedirect | CWBackPixmap | CWEventMask, &twa);

252

253 if(clients)

254 clients->prev = c;

255 c->next = clients;

256 clients = c;

257

258 grabbutton(c, Button1, MODKEY);

259 grabbutton(c, Button2, MODKEY);

260 grabbutton(c, Button3, MODKEY);

261

262 settags(c);

263 if(!c->isfloat)

264 c->isfloat = trans

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

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

267 settitle(c);

268 if(isvisible(c))

269 sel = c;

270 arrange(NULL);

271 XMapWindow(dpy, c->win);

272 XMapWindow(dpy, c->title);

273 if(isvisible(c))

274 focus(c);

275 }

276

277 void

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

279 {

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

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

282 XWindowChanges wc;

283

284 if(sizehints) {

285 if(c->incw)

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

287 if(c->inch)

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

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

290 c->w = c->minw;

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

292 c->h = c->minh;

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

294 c->w = c->maxw;

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

296 c->h = c->maxh;

297 }

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

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

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

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

302

303 resizetitle(c);

304 wc.x = c->x;

305 wc.y = c->y;

306 wc.width = c->w;

307 wc.height = c->h;

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

309 wc.border_width = 0;

310 else

311 wc.border_width = 1;

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

313 XSync(dpy, False);

314 }

315

316 void

317 setsize(Client *c)

318 {

319 long msize;

320 XSizeHints size;

321

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

323 size.flags = PSize;

324 c->flags = size.flags;

325 if(c->flags & PBaseSize) {

326 c->basew = size.base_width;

327 c->baseh = size.base_height;

328 }

329 else

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

331 if(c->flags & PResizeInc) {

332 c->incw = size.width_inc;

333 c->inch = size.height_inc;

334 }

335 else

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

337 if(c->flags & PMaxSize) {

338 c->maxw = size.max_width;

339 c->maxh = size.max_height;

340 }

341 else

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

343 if(c->flags & PMinSize) {

344 c->minw = size.min_width;

345 c->minh = size.min_height;

346 }

347 else

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

349 if(c->flags & PWinGravity)

350 c->grav = size.win_gravity;

351 else

352 c->grav = NorthWestGravity;

353 }

354

355 void

356 settitle(Client *c)

357 {

358 char **list = NULL;

359 int n;

360 XTextProperty name;

361

362 name.nitems = 0;

363 c->name[0] = 0;

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

365 if(!name.nitems)

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

367 if(!name.nitems)

368 return;

369 if(name.encoding == XA_STRING)

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

371 else {

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

373 && n > 0 && *list)

374 {

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

376 XFreeStringList(list);

377 }

378 }

379 XFree(name.value);

380 resizetitle(c);

381 }

382

383 void

384 togglemax(Arg *arg)

385 {

386 int ox, oy, ow, oh;

387 XEvent ev;

388

389 if(!sel)

390 return;

391

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

393 ox = sel->x;

394 oy = sel->y;

395 ow = sel->w;

396 oh = sel->h;

397 sel->x = sx;

398 sel->y = sy + bh;

399 sel->w = sw - 2;

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

401

402 restack();

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

404

405 sel->x = ox;

406 sel->y = oy;

407 sel->w = ow;

408 sel->h = oh;

409 }

410 else

411 resize(sel, False, TopLeft);

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

413 }

414

415 void

416 unmanage(Client *c)

417 {

418 XGrabServer(dpy);

419 XSetErrorHandler(xerrordummy);

420

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

422 XDestroyWindow(dpy, c->title);

423

424 if(c->prev)

425 c->prev->next = c->next;

426 if(c->next)

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

428 if(c == clients)

429 clients = c->next;

430 if(sel == c)

431 sel = getnext(clients);

432 free(c->tags);

433 free(c);

434

435 XSync(dpy, False);

436 XSetErrorHandler(xerror);

437 XUngrabServer(dpy);

438 if(sel)

439 focus(sel);

440 arrange(NULL);

441 }

442

443 void

444 zoom(Arg *arg)

445 {

446 Client *c;

447

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

449 return;

450

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

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

453 sel = c;

454 else

455 return;

456 }

457

458 /* pop */

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

460 if(sel->next)

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

462 sel->prev = NULL;

463 clients->prev = sel;

464 sel->next = clients;

465 clients = sel;

466 focus(sel);

467 arrange(NULL);

468 }