aewl: 38c8f7f7d401 client.c

aewl

view client.c @ 77:38c8f7f7d401

sanitized other stuff

author	Anselm R. Garbe <garbeam@wmii.de>
date	Sat, 15 Jul 2006 17:19:19 +0200
parents	4bd49f404f10
children	aabebd6e61f3

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 XFlush(dpy);

53 sel = c;

54 if(old && old != c)

55 drawtitle(old);

56 drawtitle(c);

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

58 XFlush(dpy);

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

60 }

62 void

63 focusnext(Arg *arg)

64 {

65 Client *c;

67 if(!sel)

68 return;

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

71 c = getnext(clients);

72 if(c) {

73 higher(c);

74 c->revert = sel;

75 focus(c);

76 }

77 }

79 void

80 focusprev(Arg *arg)

81 {

82 Client *c;

84 if(!sel)

85 return;

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

88 higher(c);

89 focus(c);

90 }

91 }

93 Client *

94 getclient(Window w)

95 {

96 Client *c;

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

98 if(c->win == w)

99 return c;

100 return NULL;

101 }

102

103 Client *

104 getctitle(Window w)

105 {

106 Client *c;

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

108 if(c->title == w)

109 return c;

110 return NULL;

111 }

112

113 void

114 gravitate(Client *c, Bool invert)

115 {

116 int dx = 0, dy = 0;

117

118 switch(c->grav) {

119 case StaticGravity:

120 case NorthWestGravity:

121 case NorthGravity:

122 case NorthEastGravity:

123 dy = c->border;

124 break;

125 case EastGravity:

126 case CenterGravity:

127 case WestGravity:

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

129 break;

130 case SouthEastGravity:

131 case SouthGravity:

132 case SouthWestGravity:

133 dy = -c->h;

134 break;

135 default:

136 break;

137 }

138

139 switch (c->grav) {

140 case StaticGravity:

141 case NorthWestGravity:

142 case WestGravity:

143 case SouthWestGravity:

144 dx = c->border;

145 break;

146 case NorthGravity:

147 case CenterGravity:

148 case SouthGravity:

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

150 break;

151 case NorthEastGravity:

152 case EastGravity:

153 case SouthEastGravity:

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

155 break;

156 default:

157 break;

158 }

159

160 if(invert) {

161 dx = -dx;

162 dy = -dy;

163 }

164 c->x += dx;

165 c->y += dy;

166 }

167

168 void

169 higher(Client *c)

170 {

171 XRaiseWindow(dpy, c->win);

172 XRaiseWindow(dpy, c->title);

173 }

174

175 void

176 killclient(Arg *arg)

177 {

178 if(!sel)

179 return;

180 if(sel->proto & WM_PROTOCOL_DELWIN)

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

182 else

183 XKillClient(dpy, sel->win);

184 }

185

186 void

187 lower(Client *c)

188 {

189 XLowerWindow(dpy, c->title);

190 XLowerWindow(dpy, c->win);

191 }

192

193 void

194 manage(Window w, XWindowAttributes *wa)

195 {

196 Client *c, **l;

197 XSetWindowAttributes twa;

198 Window trans;

199

200 c = emallocz(sizeof(Client));

201 c->win = w;

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

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

204 if(c->y < bh)

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

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

207 c->h = wa->height;

208 c->th = bh;

209 c->border = 1;

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

211 setsize(c);

212 XSelectInput(dpy, c->win,

213 StructureNotifyMask | PropertyChangeMask | EnterWindowMask);

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

215 twa.override_redirect = 1;

216 twa.background_pixmap = ParentRelative;

217 twa.event_mask = ExposureMask;

218

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

220 0, DefaultDepth(dpy, screen), CopyFromParent,

221 DefaultVisual(dpy, screen),

222 CWOverrideRedirect | CWBackPixmap | CWEventMask, &twa);

223

224 settitle(c);

225 settags(c);

226

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

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

229 *l = c;

230

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->dofloat)

239 c->dofloat = 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 }

254 }

255

256 void

257 maximize(Arg *arg)

258 {

259 if(!sel)

260 return;

261 sel->x = sx;

262 sel->y = sy + bh;

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

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

265 higher(sel);

266 resize(sel, False);

267 }

268

269 void

270 resize(Client *c, Bool inc)

271 {

272 XConfigureEvent e;

273

274 if(inc) {

275 if(c->incw)

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

277 if(c->inch)

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

279 }

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

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

282 if(c->y > sh)

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

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

285 c->w = c->minw;

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

287 c->h = c->minh;

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

289 c->w = c->maxw;

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

291 c->h = c->maxh;

292 resizetitle(c);

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

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

295 e.type = ConfigureNotify;

296 e.event = c->win;

297 e.window = c->win;

298 e.x = c->x;

299 e.y = c->y;

300 e.width = c->w;

301 e.height = c->h;

302 e.border_width = c->border;

303 e.above = None;

304 e.override_redirect = False;

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

306 XFlush(dpy);

307 }

308

309 void

310 setsize(Client *c)

311 {

312 XSizeHints size;

313 long msize;

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

315 size.flags = PSize;

316 c->flags = size.flags;

317 if(c->flags & PBaseSize) {

318 c->basew = size.base_width;

319 c->baseh = size.base_height;

320 }

321 else

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

323 if(c->flags & PResizeInc) {

324 c->incw = size.width_inc;

325 c->inch = size.height_inc;

326 }

327 else

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

329 if(c->flags & PMaxSize) {

330 c->maxw = size.max_width;

331 c->maxh = size.max_height;

332 }

333 else

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

335 if(c->flags & PMinSize) {

336 c->minw = size.min_width;

337 c->minh = size.min_height;

338 }

339 else

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

341 if(c->flags & PWinGravity)

342 c->grav = size.win_gravity;

343 else

344 c->grav = NorthWestGravity;

345 }

346

347 void

348 settitle(Client *c)

349 {

350 XTextProperty name;

351 int n;

352 char **list = NULL;

353

354 name.nitems = 0;

355 c->name[0] = 0;

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

357 if(!name.nitems)

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

359 if(!name.nitems)

360 return;

361 if(name.encoding == XA_STRING)

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

363 else {

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

365 && n > 0 && *list)

366 {

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

368 XFreeStringList(list);

369 }

370 }

371 XFree(name.value);

372 resizetitle(c);

373 }

374

375 void

376 unmanage(Client *c)

377 {

378 Client **l;

379

380 XGrabServer(dpy);

381 XSetErrorHandler(xerrordummy);

382

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

384 XDestroyWindow(dpy, c->title);

385

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

387 *l = c->next;

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

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

390 (*l)->revert = NULL;

391 if(sel == c)

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

393

394 free(c);

395

396 XFlush(dpy);

397 XSetErrorHandler(xerror);

398 XUngrabServer(dpy);

399 arrange(NULL);

400 if(sel)

401 focus(sel);

402 }

403

404 void

405 zoom(Arg *arg)

406 {

407 Client **l, *c;

408

409 if(!sel)

410 return;

411

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

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

414 sel = c;

415 }

416

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

418 *l = sel->next;

419

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

421 clients = sel;

422 arrange(NULL);

423 focus(sel);

424 }