dwm-meillo: 898c54484cb2 client.c

dwm-meillo

view client.c @ 475:898c54484cb2

slight change to config.arg.h (I use ff floating)

author	arg@mmvi
date	Fri, 22 Sep 2006 08:22:39 +0200
parents	298be2d65d2e
children	de69a7b0c8fa

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 detachstack(Client *c) {

15 Client **tc;

16 for(tc=&stack; *tc && *tc != c; tc=&(*tc)->snext);

17 *tc = c->snext;

18 }

20 static void

21 grabbuttons(Client *c, Bool focused) {

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

24 if(focused) {

25 XGrabButton(dpy, Button1, MODKEY, c->win, False, BUTTONMASK,

26 GrabModeAsync, GrabModeSync, None, None);

27 XGrabButton(dpy, Button1, MODKEY | LockMask, c->win, False, BUTTONMASK,

28 GrabModeAsync, GrabModeSync, None, None);

29 XGrabButton(dpy, Button1, MODKEY | numlockmask, c->win, False, BUTTONMASK,

30 GrabModeAsync, GrabModeSync, None, None);

31 XGrabButton(dpy, Button1, MODKEY | numlockmask | LockMask, c->win, False, BUTTONMASK,

32 GrabModeAsync, GrabModeSync, None, None);

34 XGrabButton(dpy, Button2, MODKEY, c->win, False, BUTTONMASK,

35 GrabModeAsync, GrabModeSync, None, None);

36 XGrabButton(dpy, Button2, MODKEY | LockMask, c->win, False, BUTTONMASK,

37 GrabModeAsync, GrabModeSync, None, None);

38 XGrabButton(dpy, Button2, MODKEY | numlockmask, c->win, False, BUTTONMASK,

39 GrabModeAsync, GrabModeSync, None, None);

40 XGrabButton(dpy, Button2, MODKEY | numlockmask | LockMask, c->win, False, BUTTONMASK,

41 GrabModeAsync, GrabModeSync, None, None);

43 XGrabButton(dpy, Button3, MODKEY, c->win, False, BUTTONMASK,

44 GrabModeAsync, GrabModeSync, None, None);

45 XGrabButton(dpy, Button3, MODKEY | LockMask, c->win, False, BUTTONMASK,

46 GrabModeAsync, GrabModeSync, None, None);

47 XGrabButton(dpy, Button3, MODKEY | numlockmask, c->win, False, BUTTONMASK,

48 GrabModeAsync, GrabModeSync, None, None);

49 XGrabButton(dpy, Button3, MODKEY | numlockmask | LockMask, c->win, False, BUTTONMASK,

50 GrabModeAsync, GrabModeSync, None, None);

51 }

52 else

53 XGrabButton(dpy, AnyButton, AnyModifier, c->win, False, BUTTONMASK,

54 GrabModeAsync, GrabModeSync, None, None);

55 }

57 static void

58 resizetitle(Client *c) {

59 c->tw = textw(c->name);

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

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

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

63 c->ty = c->y;

64 if(isvisible(c))

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

66 else

67 XMoveResizeWindow(dpy, c->twin, c->tx + 2 * sw, c->ty, c->tw, c->th);

68 }

70 static int

71 xerrordummy(Display *dsply, XErrorEvent *ee) {

72 return 0;

73 }

75 /* extern functions */

77 void

78 ban(Client *c) {

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

80 XMoveWindow(dpy, c->twin, c->tx + 2 * sw, c->ty);

81 }

83 void

84 focus(Client *c) {

85 Client *old;

87 if(!issel || (c && !isvisible(c)))

88 return;

89 if(!sel)

90 sel = c;

91 else if(sel != c) {

92 old = sel;

93 sel = c;

94 if(old) {

95 grabbuttons(old, False);

96 drawtitle(old);

97 }

98 }

99 if(c) {

100 detachstack(c);

101 c->snext = stack;

102 stack = c;

103 grabbuttons(c, True);

104 drawtitle(c);

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

106 }

107 else

108 XSetInputFocus(dpy, root, RevertToPointerRoot, CurrentTime);

109 }

110

111 Client *

112 getclient(Window w) {

113 Client *c;

114

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

116 if(c->win == w)

117 return c;

118 return NULL;

119 }

120

121 Client *

122 getctitle(Window w) {

123 Client *c;

124

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

126 if(c->twin == w)

127 return c;

128 return NULL;

129 }

130

131 void

132 gravitate(Client *c, Bool invert) {

133 int dx = 0, dy = 0;

134

135 switch(c->grav) {

136 default:

137 break;

138 case StaticGravity:

139 case NorthWestGravity:

140 case NorthGravity:

141 case NorthEastGravity:

142 dy = c->border;

143 break;

144 case EastGravity:

145 case CenterGravity:

146 case WestGravity:

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

148 break;

149 case SouthEastGravity:

150 case SouthGravity:

151 case SouthWestGravity:

152 dy = -(c->h);

153 break;

154 }

155

156 switch (c->grav) {

157 default:

158 break;

159 case StaticGravity:

160 case NorthWestGravity:

161 case WestGravity:

162 case SouthWestGravity:

163 dx = c->border;

164 break;

165 case NorthGravity:

166 case CenterGravity:

167 case SouthGravity:

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

169 break;

170 case NorthEastGravity:

171 case EastGravity:

172 case SouthEastGravity:

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

174 break;

175 }

176

177 if(invert) {

178 dx = -dx;

179 dy = -dy;

180 }

181 c->x += dx;

182 c->y += dy;

183 }

184

185 void

186 killclient(Arg *arg) {

187 if(!sel)

188 return;

189 if(sel->proto & PROTODELWIN)

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

191 else

192 XKillClient(dpy, sel->win);

193 }

194

195 void

196 manage(Window w, XWindowAttributes *wa) {

197 Client *c;

198 Window trans;

199 XSetWindowAttributes twa;

200

201 c = emallocz(sizeof(Client));

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

203 c->win = w;

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

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

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

207 c->h = wa->height;

208 c->th = bh;

209 c->rx = sx;

210 c->ry = bh;

211 c->rw = sw;

212 c->rh = sh - bh;

213

214 c->border = 0;

215 updatesize(c);

216

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

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

219 if(c->x < 0)

220 c->x = 0;

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

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

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

224 c->y = bh;

225

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

227 XSelectInput(dpy, c->win,

228 StructureNotifyMask | PropertyChangeMask | EnterWindowMask);

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

230 twa.override_redirect = 1;

231 twa.background_pixmap = ParentRelative;

232 twa.event_mask = ExposureMask | EnterWindowMask;

233

234 c->twin = XCreateWindow(dpy, root, c->tx, c->ty, c->tw, c->th,

235 0, DefaultDepth(dpy, screen), CopyFromParent,

236 DefaultVisual(dpy, screen),

237 CWOverrideRedirect | CWBackPixmap | CWEventMask, &twa);

238

239 grabbuttons(c, False);

240 settags(c, getclient(trans));

241 if(!c->isfloat)

242 c->isfloat = trans

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

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

245

246 if(clients)

247 clients->prev = c;

248 c->next = clients;

249 c->snext = stack;

250 stack = clients = c;

251

252 updatetitle(c);

253 ban(c);

254 XMapWindow(dpy, c->win);

255 XMapWindow(dpy, c->twin);

256 if(isvisible(c))

257 focus(c);

258 arrange(NULL);

259 }

260

261 void

262 resize(Client *c, Bool sizehints, Corner sticky) {

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

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

265 XWindowChanges wc;

266

267 if(sizehints) {

268 if(c->incw)

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

270 if(c->inch)

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

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

273 c->w = c->minw;

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

275 c->h = c->minh;

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

277 c->w = c->maxw;

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

279 c->h = c->maxh;

280 }

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

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

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

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

285

286 /* offscreen appearance fixes */

287 if(c->x + c->w < 0)

288 c->x = 0;

289 if(c->y + c->h < bh)

290 c->y = bh;

291 if(c->x > sw)

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

293 if(c->y > sh)

294 c->y = sh - c->h;

295

296 resizetitle(c);

297 wc.x = c->x;

298 wc.y = c->y;

299 wc.width = c->w;

300 wc.height = c->h;

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

302 wc.border_width = 0;

303 else

304 wc.border_width = 1;

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

306 XSync(dpy, False);

307 }

308

309 void

310 updatesize(Client *c) {

311 long msize;

312 XSizeHints size;

313

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 updatetitle(Client *c) {

349 char **list = NULL;

350 int n;

351 XTextProperty name;

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 Client *nc;

377

378 /* The server grab construct avoids race conditions. */

379 XGrabServer(dpy);

380 XSetErrorHandler(xerrordummy);

381

382 detach(c);

383 detachstack(c);

384 if(sel == c) {

385 for(nc = stack; nc && !isvisible(nc); nc = nc->snext);

386 focus(nc);

387 }

388

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

390 XDestroyWindow(dpy, c->twin);

391

392 free(c->tags);

393 free(c);

394

395 XSync(dpy, False);

396 XSetErrorHandler(xerror);

397 XUngrabServer(dpy);

398 arrange(NULL);

399 }