dwm-meillo: aabebd6e61f3 client.c

dwm-meillo

view client.c @ 79:aabebd6e61f3

fixed XSync handling and finished man page

author	Anselm R. Garbe <garbeam@wmii.de>
date	Sat, 15 Jul 2006 18:51:44 +0200
parents	38c8f7f7d401
children	8125f908c80c

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

29 }

31 static int

32 xerrordummy(Display *dsply, XErrorEvent *ee)

33 {

34 return 0;

35 }

37 /* extern functions */

39 void

40 ban(Client *c)

41 {

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

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

44 }

46 void

47 focus(Client *c)

48 {

49 Client *old = sel;

50 XEvent ev;

52 sel = c;

53 if(old && old != c)

54 drawtitle(old);

55 drawtitle(c);

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

57 XSync(dpy, False);

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

59 }

61 void

62 focusnext(Arg *arg)

63 {

64 Client *c;

66 if(!sel)

67 return;

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

70 c = getnext(clients);

71 if(c) {

72 higher(c);

73 c->revert = sel;

74 focus(c);

75 }

76 }

78 void

79 focusprev(Arg *arg)

80 {

81 Client *c;

83 if(!sel)

84 return;

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

87 higher(c);

88 focus(c);

89 }

90 }

92 Client *

93 getclient(Window w)

94 {

95 Client *c;

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

97 if(c->win == w)

98 return c;

99 return NULL;

100 }

101

102 Client *

103 getctitle(Window w)

104 {

105 Client *c;

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

107 if(c->title == w)

108 return c;

109 return NULL;

110 }

111

112 void

113 gravitate(Client *c, Bool invert)

114 {

115 int dx = 0, dy = 0;

116

117 switch(c->grav) {

118 case StaticGravity:

119 case NorthWestGravity:

120 case NorthGravity:

121 case NorthEastGravity:

122 dy = c->border;

123 break;

124 case EastGravity:

125 case CenterGravity:

126 case WestGravity:

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

128 break;

129 case SouthEastGravity:

130 case SouthGravity:

131 case SouthWestGravity:

132 dy = -c->h;

133 break;

134 default:

135 break;

136 }

137

138 switch (c->grav) {

139 case StaticGravity:

140 case NorthWestGravity:

141 case WestGravity:

142 case SouthWestGravity:

143 dx = c->border;

144 break;

145 case NorthGravity:

146 case CenterGravity:

147 case SouthGravity:

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

149 break;

150 case NorthEastGravity:

151 case EastGravity:

152 case SouthEastGravity:

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

154 break;

155 default:

156 break;

157 }

158

159 if(invert) {

160 dx = -dx;

161 dy = -dy;

162 }

163 c->x += dx;

164 c->y += dy;

165 }

166

167 void

168 higher(Client *c)

169 {

170 XRaiseWindow(dpy, c->win);

171 XRaiseWindow(dpy, c->title);

172 }

173

174 void

175 killclient(Arg *arg)

176 {

177 if(!sel)

178 return;

179 if(sel->proto & WM_PROTOCOL_DELWIN)

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

181 else

182 XKillClient(dpy, sel->win);

183 }

184

185 void

186 lower(Client *c)

187 {

188 XLowerWindow(dpy, c->title);

189 XLowerWindow(dpy, c->win);

190 }

191

192 void

193 manage(Window w, XWindowAttributes *wa)

194 {

195 Client *c, **l;

196 XSetWindowAttributes twa;

197 Window trans;

198

199 c = emallocz(sizeof(Client));

200 c->win = w;

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

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

203 if(c->y < bh)

204 c->ty = c->y += bh;

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

206 c->h = wa->height;

207 c->th = bh;

208 c->border = 1;

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

210 setsize(c);

211 XSelectInput(dpy, c->win,

212 StructureNotifyMask | PropertyChangeMask | EnterWindowMask);

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

214 twa.override_redirect = 1;

215 twa.background_pixmap = ParentRelative;

216 twa.event_mask = ExposureMask;

217

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

219 0, DefaultDepth(dpy, screen), CopyFromParent,

220 DefaultVisual(dpy, screen),

221 CWOverrideRedirect | CWBackPixmap | CWEventMask, &twa);

222

223 settitle(c);

224 settags(c);

225

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

227 c->next = *l; /* *l == nil */

228 *l = c;

229

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

231 GrabModeAsync, GrabModeSync, None, None);

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

233 GrabModeAsync, GrabModeSync, None, None);

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

235 GrabModeAsync, GrabModeSync, None, None);

236

237 if(!c->dofloat)

238 c->dofloat = trans

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

240

241 arrange(NULL);

242 /* mapping the window now prevents flicker */

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

244 XMapRaised(dpy, c->win);

245 XMapRaised(dpy, c->title);

246 focus(c);

247 }

248 else {

249 ban(c);

250 XMapRaised(dpy, c->win);

251 XMapRaised(dpy, c->title);

252 }

253 }

254

255 void

256 maximize(Arg *arg)

257 {

258 if(!sel)

259 return;

260 sel->x = sx;

261 sel->y = sy + bh;

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

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

264 higher(sel);

265 resize(sel, False);

266 }

267

268 void

269 resize(Client *c, Bool inc)

270 {

271 XConfigureEvent e;

272

273 if(inc) {

274 if(c->incw)

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

276 if(c->inch)

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

278 }

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

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

281 if(c->y > sh)

282 c->ty = c->y = sh - c->h;

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

284 c->w = c->minw;

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

286 c->h = c->minh;

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

288 c->w = c->maxw;

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

290 c->h = c->maxh;

291 resizetitle(c);

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

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

294 e.type = ConfigureNotify;

295 e.event = c->win;

296 e.window = c->win;

297 e.x = c->x;

298 e.y = c->y;

299 e.width = c->w;

300 e.height = c->h;

301 e.border_width = c->border;

302 e.above = None;

303 e.override_redirect = False;

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

305 XSync(dpy, False);

306 }

307

308 void

309 setsize(Client *c)

310 {

311 XSizeHints size;

312 long msize;

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

314 size.flags = PSize;

315 c->flags = size.flags;

316 if(c->flags & PBaseSize) {

317 c->basew = size.base_width;

318 c->baseh = size.base_height;

319 }

320 else

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

322 if(c->flags & PResizeInc) {

323 c->incw = size.width_inc;

324 c->inch = size.height_inc;

325 }

326 else

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

328 if(c->flags & PMaxSize) {

329 c->maxw = size.max_width;

330 c->maxh = size.max_height;

331 }

332 else

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

334 if(c->flags & PMinSize) {

335 c->minw = size.min_width;

336 c->minh = size.min_height;

337 }

338 else

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

340 if(c->flags & PWinGravity)

341 c->grav = size.win_gravity;

342 else

343 c->grav = NorthWestGravity;

344 }

345

346 void

347 settitle(Client *c)

348 {

349 XTextProperty name;

350 int n;

351 char **list = NULL;

352

353 name.nitems = 0;

354 c->name[0] = 0;

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

356 if(!name.nitems)

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

358 if(!name.nitems)

359 return;

360 if(name.encoding == XA_STRING)

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

362 else {

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

364 && n > 0 && *list)

365 {

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

367 XFreeStringList(list);

368 }

369 }

370 XFree(name.value);

371 resizetitle(c);

372 }

373

374 void

375 unmanage(Client *c)

376 {

377 Client **l;

378

379 XGrabServer(dpy);

380 XSetErrorHandler(xerrordummy);

381

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

383 XDestroyWindow(dpy, c->title);

384

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

386 *l = c->next;

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

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

389 (*l)->revert = NULL;

390 if(sel == c)

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

392

393 free(c);

394

395 XSync(dpy, False);

396 XSetErrorHandler(xerror);

397 XUngrabServer(dpy);

398 arrange(NULL);

399 if(sel)

400 focus(sel);

401 }

402

403 void

404 zoom(Arg *arg)

405 {

406 Client **l, *c;

407

408 if(!sel)

409 return;

410

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

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

413 sel = c;

414 }

415

416 for(l = &clients; *l && *l != sel; l = &(*l)->next);

417 *l = sel->next;

418

419 sel->next = clients; /* pop */

420 clients = sel;

421 arrange(NULL);

422 focus(sel);

423 }