aewl: 58307ad56ec1 client.c

aewl

view client.c @ 46:58307ad56ec1

added xlock command (I need it regularly)

author	Anselm R. Garbe <garbeam@wmii.de>
date	Thu, 13 Jul 2006 12:19:10 +0200
parents	7943c72e34eb
children	466591c2f967

line source

1 /*

2 * (C)opyright MMVI Anselm R. Garbe <garbeam at gmail dot com>

3 * See LICENSE file for license details.

4 */

6 #include <math.h>

7 #include <stdlib.h>

8 #include <string.h>

9 #include <X11/Xatom.h>

10 #include <X11/Xutil.h>

12 #include "dwm.h"

14 static void (*arrange)(void *) = floating;

16 void

17 max(void *aux)

18 {

19 if(!stack)

20 return;

21 stack->x = sx;

22 stack->y = sy;

23 stack->w = sw - 2 * stack->border;

24 stack->h = sh - 2 * stack->border;

25 craise(stack);

26 resize(stack);

27 discard_events(EnterWindowMask);

28 }

30 void

31 floating(void *aux)

32 {

33 Client *c;

35 arrange = floating;

36 for(c = stack; c; c = c->snext)

37 resize(c);

38 discard_events(EnterWindowMask);

39 }

41 void

42 tiling(void *aux)

43 {

44 Client *c;

45 int n, cols, rows, gw, gh, i, j;

46 float rt, fd;

48 arrange = tiling;

49 if(!clients)

50 return;

51 for(n = 0, c = clients; c; c = c->next, n++);

52 rt = sqrt(n);

53 if(modff(rt, &fd) < 0.5)

54 rows = floor(rt);

55 else

56 rows = ceil(rt);

57 if(rows * rows < n)

58 cols = rows + 1;

59 else

60 cols = rows;

62 gw = (sw - 2) / cols;

63 gh = (sh - 2) / rows;

65 for(i = j = 0, c = clients; c; c = c->next) {

66 c->x = i * gw;

67 c->y = j * gh;

68 c->w = gw;

69 c->h = gh;

70 resize(c);

71 if(++i == cols) {

72 j++;

73 i = 0;

74 }

75 }

76 discard_events(EnterWindowMask);

77 }

79 void

80 sel(void *aux)

81 {

82 const char *arg = aux;

83 Client *c = NULL;

85 if(!arg || !stack)

86 return;

87 if(!strncmp(arg, "next", 5))

88 c = stack->snext ? stack->snext : stack;

89 else if(!strncmp(arg, "prev", 5))

90 for(c = stack; c && c->snext; c = c->snext);

91 if(!c)

92 c = stack;

93 craise(c);

94 XWarpPointer(dpy, None, c->win, 0, 0, 0, 0, c->w / 2, c->h / 2);

95 focus(c);

96 }

98 void

99 ckill(void *aux)

100 {

101 Client *c = stack;

102

103 if(!c)

104 return;

105 if(c->proto & WM_PROTOCOL_DELWIN)

106 send_message(c->win, wm_atom[WMProtocols], wm_atom[WMDelete]);

107 else

108 XKillClient(dpy, c->win);

109 }

110

111 static void

112 resize_title(Client *c)

113 {

114 int i;

115

116 c->tw = 0;

117 for(i = 0; i < TLast; i++)

118 if(c->tags[i])

119 c->tw += textw(c->tags[i]) + dc.font.height;

120 c->tw += textw(c->name) + dc.font.height;

121 if(c->tw > c->w)

122 c->tw = c->w + 2;

123 c->tx = c->x + c->w - c->tw + 2;

124 c->ty = c->y;

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

126 }

127

128 void

129 update_name(Client *c)

130 {

131 XTextProperty name;

132 int n;

133 char **list = NULL;

134

135 name.nitems = 0;

136 c->name[0] = 0;

137 XGetTextProperty(dpy, c->win, &name, net_atom[NetWMName]);

138 if(!name.nitems)

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

140 if(!name.nitems)

141 return;

142 if(name.encoding == XA_STRING)

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

144 else {

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

146 && n > 0 && *list)

147 {

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

149 XFreeStringList(list);

150 }

151 }

152 XFree(name.value);

153 resize_title(c);

154 }

155

156 void

157 update_size(Client *c)

158 {

159 XSizeHints size;

160 long msize;

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

162 size.flags = PSize;

163 c->flags = size.flags;

164 if(c->flags & PBaseSize) {

165 c->basew = size.base_width;

166 c->baseh = size.base_height;

167 }

168 else

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

170 if(c->flags & PResizeInc) {

171 c->incw = size.width_inc;

172 c->inch = size.height_inc;

173 }

174 else

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

176 if(c->flags & PMaxSize) {

177 c->maxw = size.max_width;

178 c->maxh = size.max_height;

179 }

180 else

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

182 if(c->flags & PMinSize) {

183 c->minw = size.min_width;

184 c->minh = size.min_height;

185 }

186 else

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

188 if(c->flags & PWinGravity)

189 c->grav = size.win_gravity;

190 else

191 c->grav = NorthWestGravity;

192 }

193

194 void

195 craise(Client *c)

196 {

197 XRaiseWindow(dpy, c->win);

198 XRaiseWindow(dpy, c->title);

199 }

200

201 void

202 lower(Client *c)

203 {

204 XLowerWindow(dpy, c->title);

205 XLowerWindow(dpy, c->win);

206 }

207

208 void

209 focus(Client *c)

210 {

211 Client **l, *old;

212

213 old = stack;

214 for(l = &stack; *l && *l != c; l = &(*l)->snext);

215 if(*l)

216 *l = c->snext;

217 c->snext = stack;

218 stack = c;

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

220 XSetWindowBorder(dpy, old->win, dc.bg);

221 XMapWindow(dpy, old->title);

222 draw_client(old);

223 }

224 XUnmapWindow(dpy, c->title);

225 XSetWindowBorder(dpy, c->win, dc.fg);

226 draw_client(c);

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

228 XFlush(dpy);

229 discard_events(EnterWindowMask);

230 }

231

232 void

233 manage(Window w, XWindowAttributes *wa)

234 {

235 Client *c, **l;

236 XSetWindowAttributes twa;

237

238 c = emallocz(sizeof(Client));

239 c->win = w;

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

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

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

243 c->h = wa->height;

244 c->th = th;

245 c->border = 1;

246 update_size(c);

247 XSelectInput(dpy, c->win,

248 StructureNotifyMask | PropertyChangeMask | EnterWindowMask);

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

250 twa.override_redirect = 1;

251 twa.background_pixmap = ParentRelative;

252 twa.event_mask = ExposureMask;

253

254 c->tags[tsel] = tags[tsel];

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

256 0, DefaultDepth(dpy, screen), CopyFromParent,

257 DefaultVisual(dpy, screen),

258 CWOverrideRedirect | CWBackPixmap | CWEventMask, &twa);

259

260 update_name(c);

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

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

263 *l = c;

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

265 XMapRaised(dpy, c->win);

266 XMapRaised(dpy, c->title);

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

268 GrabModeAsync, GrabModeSync, None, None);

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

270 GrabModeAsync, GrabModeSync, None, None);

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

272 GrabModeAsync, GrabModeSync, None, None);

273 arrange(NULL);

274 XWarpPointer(dpy, None, c->win, 0, 0, 0, 0, c->w / 2, c->h / 2);

275 focus(c);

276 }

277

278 void

279 gravitate(Client *c, Bool invert)

280 {

281 int dx = 0, dy = 0;

282

283 switch(c->grav) {

284 case StaticGravity:

285 case NorthWestGravity:

286 case NorthGravity:

287 case NorthEastGravity:

288 dy = c->border;

289 break;

290 case EastGravity:

291 case CenterGravity:

292 case WestGravity:

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

294 break;

295 case SouthEastGravity:

296 case SouthGravity:

297 case SouthWestGravity:

298 dy = -c->h;

299 break;

300 default:

301 break;

302 }

303

304 switch (c->grav) {

305 case StaticGravity:

306 case NorthWestGravity:

307 case WestGravity:

308 case SouthWestGravity:

309 dx = c->border;

310 break;

311 case NorthGravity:

312 case CenterGravity:

313 case SouthGravity:

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

315 break;

316 case NorthEastGravity:

317 case EastGravity:

318 case SouthEastGravity:

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

320 break;

321 default:

322 break;

323 }

324

325 if(invert) {

326 dx = -dx;

327 dy = -dy;

328 }

329 c->x += dx;

330 c->y += dy;

331 }

332

333

334 void

335 resize(Client *c)

336 {

337 XConfigureEvent e;

338

339 if(c->incw)

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

341 if(c->inch)

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

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

344 c->w = c->minw;

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

346 c->h = c->minh;

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

348 c->w = c->maxw;

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

350 c->h = c->maxh;

351 resize_title(c);

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

353 e.type = ConfigureNotify;

354 e.event = c->win;

355 e.window = c->win;

356 e.x = c->x;

357 e.y = c->y;

358 e.width = c->w;

359 e.height = c->h;

360 e.border_width = c->border;

361 e.above = None;

362 e.override_redirect = False;

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

364 XFlush(dpy);

365 }

366

367 static int

368 dummy_error_handler(Display *dsply, XErrorEvent *err)

369 {

370 return 0;

371 }

372

373 void

374 unmanage(Client *c)

375 {

376 Client **l;

377

378 XGrabServer(dpy);

379 XSetErrorHandler(dummy_error_handler);

380

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

382 XDestroyWindow(dpy, c->title);

383

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

385 *l = c->next;

386 for(l=&stack; *l && *l != c; l=&(*l)->snext);

387 *l = c->snext;

388 free(c);

389

390 XFlush(dpy);

391 XSetErrorHandler(error_handler);

392 XUngrabServer(dpy);

393 arrange(NULL);

394 if(stack)

395 focus(stack);

396 }

397

398 Client *

399 gettitle(Window w)

400 {

401 Client *c;

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

403 if(c->title == w)

404 return c;

405 return NULL;

406 }

407

408 Client *

409 getclient(Window w)

410 {

411 Client *c;

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

413 if(c->win == w)

414 return c;

415 return NULL;

416 }

417

418 void

419 draw_client(Client *c)

420 {

421 int i;

422 if(c == stack)

423 return;

424

425 dc.x = dc.y = 0;

426 dc.h = c->th;

427

428 dc.w = 0;

429 for(i = 0; i < TLast; i++) {

430 if(c->tags[i]) {

431 dc.x += dc.w;

432 dc.w = textw(c->tags[i]) + dc.font.height;

433 draw(True, c->tags[i]);

434 }

435 }

436 dc.x += dc.w;

437 dc.w = textw(c->name) + dc.font.height;

438 draw(True, c->name);

439 XCopyArea(dpy, dc.drawable, c->title, dc.gc,

440 0, 0, c->tw, c->th, 0, 0);

441 XFlush(dpy);

442 }