dwm-meillo: 6efe82c775c9 client.c

dwm-meillo

view client.c @ 94:6efe82c775c9

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author	Anselm R. Garbe <garbeam@wmii.de>
date	Tue, 18 Jul 2006 11:45:32 +0200
parents	c498da7520c7
children	5d88952cbf96

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, tsel)))

70 c = getnext(clients, tsel);

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;

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 c->next = clients;

227 clients = c;

228

229 XGrabButton(dpy, Button1, ControlMask, c->win, False, ButtonPressMask,

230 GrabModeAsync, GrabModeSync, None, None);

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

232 GrabModeAsync, GrabModeSync, None, None);

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

234 GrabModeAsync, GrabModeSync, None, None);

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

236 GrabModeAsync, GrabModeSync, None, None);

237

238 if(!c->isfloat)

239 c->isfloat = trans

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

241

242 arrange(NULL);

243 /* mapping the window now prevents flicker */

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

245 XMapRaised(dpy, c->win);

246 XMapRaised(dpy, c->title);

247 focus(c);

248 }

249 else {

250 ban(c);

251 XMapRaised(dpy, c->win);

252 XMapRaised(dpy, c->title);

253 XSync(dpy, False);

254 }

255 }

256

257 void

258 maximize(Arg *arg)

259 {

260 if(!sel)

261 return;

262 sel->x = sx;

263 sel->y = sy + bh;

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

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

266 higher(sel);

267 resize(sel, False);

268 }

269

270 void

271 pop(Client *c)

272 {

273 Client **l;

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

275 *l = c->next;

276

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

278 clients = c;

279 arrange(NULL);

280 }

281

282 void

283 resize(Client *c, Bool inc)

284 {

285 XConfigureEvent e;

286

287 if(inc) {

288 if(c->incw)

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

290 if(c->inch)

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

292 }

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

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

295 if(c->y > sh)

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

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

298 c->w = c->minw;

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

300 c->h = c->minh;

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

302 c->w = c->maxw;

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

304 c->h = c->maxh;

305 resizetitle(c);

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

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

308 e.type = ConfigureNotify;

309 e.event = c->win;

310 e.window = c->win;

311 e.x = c->x;

312 e.y = c->y;

313 e.width = c->w;

314 e.height = c->h;

315 e.border_width = c->border;

316 e.above = None;

317 e.override_redirect = False;

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

319 XSync(dpy, False);

320 }

321

322 void

323 setsize(Client *c)

324 {

325 XSizeHints size;

326 long msize;

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

328 size.flags = PSize;

329 c->flags = size.flags;

330 if(c->flags & PBaseSize) {

331 c->basew = size.base_width;

332 c->baseh = size.base_height;

333 }

334 else

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

336 if(c->flags & PResizeInc) {

337 c->incw = size.width_inc;

338 c->inch = size.height_inc;

339 }

340 else

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

342 if(c->flags & PMaxSize) {

343 c->maxw = size.max_width;

344 c->maxh = size.max_height;

345 }

346 else

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

348 if(c->flags & PMinSize) {

349 c->minw = size.min_width;

350 c->minh = size.min_height;

351 }

352 else

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

354 if(c->flags & PWinGravity)

355 c->grav = size.win_gravity;

356 else

357 c->grav = NorthWestGravity;

358 }

359

360 void

361 settitle(Client *c)

362 {

363 XTextProperty name;

364 int n;

365 char **list = NULL;

366

367 name.nitems = 0;

368 c->name[0] = 0;

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

370 if(!name.nitems)

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

372 if(!name.nitems)

373 return;

374 if(name.encoding == XA_STRING)

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

376 else {

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

378 && n > 0 && *list)

379 {

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

381 XFreeStringList(list);

382 }

383 }

384 XFree(name.value);

385 resizetitle(c);

386 }

387

388 void

389 unmanage(Client *c)

390 {

391 Client **l;

392

393 XGrabServer(dpy);

394 XSetErrorHandler(xerrordummy);

395

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

397 XDestroyWindow(dpy, c->title);

398

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

400 *l = c->next;

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

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

403 (*l)->revert = NULL;

404 if(sel == c)

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

406

407 free(c);

408

409 XSync(dpy, False);

410 XSetErrorHandler(xerror);

411 XUngrabServer(dpy);

412 arrange(NULL);

413 if(sel)

414 focus(sel);

415 }

416

417 void

418 zoom(Arg *arg)

419 {

420 Client *c;

421

422 if(!sel)

423 return;

424

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

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

427 sel = c;

428 }

429

430 pop(sel);

431 focus(sel);

432 }