aewl: a75123ef4b5f client.c

aewl

view client.c @ 628:a75123ef4b5f

made gravitate effectless, waiting for complains ;)

author	arg@mig29
date	Mon, 11 Dec 2006 08:31:30 +0100
parents	601842ee4484
children	58851a8806b9

line source

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

2 * See LICENSE file for license details.

3 */

4 #include "dwm.h"

5 #include <stdlib.h>

6 #include <string.h>

7 #include <X11/Xatom.h>

8 #include <X11/Xutil.h>

10 /* static functions */

12 static void

13 detachstack(Client *c) {

14 Client **tc;

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

16 *tc = c->snext;

17 }

19 static void

20 grabbuttons(Client *c, Bool focused) {

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

23 if(focused) {

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

25 GrabModeAsync, GrabModeSync, None, None);

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

27 GrabModeAsync, GrabModeSync, None, None);

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

29 GrabModeAsync, GrabModeSync, None, None);

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

31 GrabModeAsync, GrabModeSync, None, None);

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

34 GrabModeAsync, GrabModeSync, None, None);

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

36 GrabModeAsync, GrabModeSync, None, None);

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

38 GrabModeAsync, GrabModeSync, None, None);

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

40 GrabModeAsync, GrabModeSync, None, None);

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

43 GrabModeAsync, GrabModeSync, None, None);

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

45 GrabModeAsync, GrabModeSync, None, None);

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

47 GrabModeAsync, GrabModeSync, None, None);

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

49 GrabModeAsync, GrabModeSync, None, None);

50 }

51 else

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

53 GrabModeAsync, GrabModeSync, None, None);

54 }

56 static int

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

58 return 0;

59 }

61 /* extern functions */

63 void

64 ban(Client *c) {

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

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

67 }

69 void

70 configure(Client *c) {

71 XEvent synev;

73 synev.type = ConfigureNotify;

74 synev.xconfigure.display = dpy;

75 synev.xconfigure.event = c->win;

76 synev.xconfigure.window = c->win;

77 synev.xconfigure.x = c->x;

78 synev.xconfigure.y = c->y;

79 synev.xconfigure.width = c->w;

80 synev.xconfigure.height = c->h;

81 synev.xconfigure.border_width = c->border;

82 synev.xconfigure.above = None;

83 XSendEvent(dpy, c->win, True, NoEventMask, &synev);

84 }

86 void

87 focus(Client *c) {

88 Client *old;

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

91 return;

92 if(!sel)

93 sel = c;

94 else if(sel != c) {

95 old = sel;

96 sel = c;

97 if(old) {

98 grabbuttons(old, False);

99 drawtitle(old);

100 }

101 }

102 if(c) {

103 detachstack(c);

104 c->snext = stack;

105 stack = c;

106 grabbuttons(c, True);

107 drawtitle(c);

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

109 }

110 else

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

112 }

113

114 Client *

115 getclient(Window w) {

116 Client *c;

117

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

119 if(c->win == w)

120 return c;

121 return NULL;

122 }

123

124 Client *

125 getctitle(Window w) {

126 Client *c;

127

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

129 if(c->twin == w)

130 return c;

131 return NULL;

132 }

133

134 void

135 gravitate(Client *c, Bool invert) {

136 int dx = 0, dy = 0;

137

138 return;

139 switch(c->grav) {

140 default:

141 break;

142 case StaticGravity:

143 case NorthWestGravity:

144 case NorthGravity:

145 case NorthEastGravity:

146 dy = c->border;

147 break;

148 case EastGravity:

149 case CenterGravity:

150 case WestGravity:

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

152 break;

153 case SouthEastGravity:

154 case SouthGravity:

155 case SouthWestGravity:

156 dy = -(c->h);

157 break;

158 }

159 switch (c->grav) {

160 default:

161 break;

162 case StaticGravity:

163 case NorthWestGravity:

164 case WestGravity:

165 case SouthWestGravity:

166 dx = c->border;

167 break;

168 case NorthGravity:

169 case CenterGravity:

170 case SouthGravity:

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

172 break;

173 case NorthEastGravity:

174 case EastGravity:

175 case SouthEastGravity:

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

177 break;

178 }

179 if(invert) {

180 dx = -dx;

181 dy = -dy;

182 }

183 c->x += dx;

184 c->y += dy;

185 }

186

187 void

188 killclient(Arg *arg) {

189 if(!sel)

190 return;

191 if(sel->proto & PROTODELWIN)

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

193 else

194 XKillClient(dpy, sel->win);

195 }

196

197 void

198 manage(Window w, XWindowAttributes *wa) {

199 Client *c;

200 Window trans;

201 XSetWindowAttributes twa;

202

203 c = emallocz(sizeof(Client));

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

205 c->win = w;

206 c->border = 0;

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

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

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

210 c->h = wa->height;

211 c->th = bh;

212 updatesize(c);

213 if(c->x + c->w + 2 * BORDERPX > sw)

214 c->x = sw - c->w - 2 * BORDERPX;

215 if(c->x < sx)

216 c->x = sx;

217 if(c->y + c->h + 2 * BORDERPX > sh)

218 c->y = sh - c->h - 2 * BORDERPX;

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

220 c->y = bh;

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

222 XSelectInput(dpy, c->win,

223 StructureNotifyMask | PropertyChangeMask | EnterWindowMask);

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

225 twa.override_redirect = 1;

226 twa.background_pixmap = ParentRelative;

227 twa.event_mask = ExposureMask | EnterWindowMask;

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

229 0, DefaultDepth(dpy, screen), CopyFromParent,

230 DefaultVisual(dpy, screen),

231 CWOverrideRedirect | CWBackPixmap | CWEventMask, &twa);

232 grabbuttons(c, False);

233 updatetitle(c);

234 settags(c, getclient(trans));

235 if(!c->isfloat)

236 c->isfloat = trans || c->isfixed;

237 resizetitle(c);

238 if(clients)

239 clients->prev = c;

240 c->next = clients;

241 c->snext = stack;

242 stack = clients = c;

243 ban(c);

244 XMapWindow(dpy, c->win);

245 XMapWindow(dpy, c->twin);

246 if(isvisible(c))

247 focus(c);

248 arrange();

249 }

250

251 void

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

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

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

255 XWindowChanges wc;

256

257 if(sizehints) {

258 if(c->incw)

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

260 if(c->inch)

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

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

263 c->w = c->minw;

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

265 c->h = c->minh;

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

267 c->w = c->maxw;

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

269 c->h = c->maxh;

270 }

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

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

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

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

275 /* offscreen appearance fixes */

276 if(c->x + c->w < sx)

277 c->x = sx;

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

279 c->y = bh;

280 if(c->x > sw)

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

282 if(c->y > sh)

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

284 resizetitle(c);

285 wc.x = c->x;

286 wc.y = c->y;

287 wc.width = c->w;

288 wc.height = c->h;

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

290 wc.border_width = 0;

291 else

292 wc.border_width = BORDERPX;

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

294 configure(c);

295 XSync(dpy, False);

296 }

297

298 void

299 resizetitle(Client *c) {

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

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

302 c->tw = c->w + 2 * BORDERPX;

303 c->tx = c->x + c->w - c->tw + 2 * BORDERPX;

304 c->ty = c->y;

305 if(isvisible(c))

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

307 else

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

309 }

310

311 void

312 updatesize(Client *c) {

313 long msize;

314 XSizeHints size;

315

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

317 size.flags = PSize;

318 c->flags = size.flags;

319 if(c->flags & PBaseSize) {

320 c->basew = size.base_width;

321 c->baseh = size.base_height;

322 }

323 else

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

325 if(c->flags & PResizeInc) {

326 c->incw = size.width_inc;

327 c->inch = size.height_inc;

328 }

329 else

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

331 if(c->flags & PMaxSize) {

332 c->maxw = size.max_width;

333 c->maxh = size.max_height;

334 }

335 else

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

337 if(c->flags & PMinSize) {

338 c->minw = size.min_width;

339 c->minh = size.min_height;

340 }

341 else

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

343 c->isfixed = (c->maxw && c->minw && c->maxh && c->minh &&

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

345 if(c->flags & PWinGravity)

346 c->grav = size.win_gravity;

347 else

348 c->grav = NorthWestGravity;

349 }

350

351 void

352 updatetitle(Client *c) {

353 char **list = NULL;

354 int n;

355 XTextProperty name;

356

357 name.nitems = 0;

358 c->name[0] = 0;

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

360 if(!name.nitems)

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

362 if(!name.nitems)

363 return;

364 if(name.encoding == XA_STRING)

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

366 else {

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

368 && n > 0 && *list)

369 {

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

371 XFreeStringList(list);

372 }

373 }

374 XFree(name.value);

375 }

376

377 void

378 unmanage(Client *c) {

379 Client *nc;

380

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

382 XGrabServer(dpy);

383 XSetErrorHandler(xerrordummy);

384 detach(c);

385 detachstack(c);

386 if(sel == c) {

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

388 focus(nc);

389 }

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

391 XDestroyWindow(dpy, c->twin);

392 free(c->tags);

393 free(c);

394 XSync(dpy, False);

395 XSetErrorHandler(xerror);

396 XUngrabServer(dpy);

397 arrange();

398 }