dwm-meillo: 42388f634de0 client.c

dwm-meillo

view client.c @ 435:42388f634de0

seems to preserve floating client z-layer order (even with reorder() calls)

author	Anselm R. Garbe <arg@10kloc.org>
date	Wed, 06 Sep 2006 11:46:35 +0200
parents	a230e4432bb7
children	b3659c3c5dab

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 grabbuttons(Client *c, Bool focus)

15 {

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

18 if(focus) {

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

20 GrabModeAsync, GrabModeSync, None, None);

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

22 GrabModeAsync, GrabModeSync, None, None);

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

24 GrabModeAsync, GrabModeSync, None, None);

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

26 GrabModeAsync, GrabModeSync, None, None);

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

29 GrabModeAsync, GrabModeSync, None, None);

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

31 GrabModeAsync, GrabModeSync, None, None);

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

33 GrabModeAsync, GrabModeSync, None, None);

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

35 GrabModeAsync, GrabModeSync, None, None);

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

38 GrabModeAsync, GrabModeSync, None, None);

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

40 GrabModeAsync, GrabModeSync, None, None);

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

42 GrabModeAsync, GrabModeSync, None, None);

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

44 GrabModeAsync, GrabModeSync, None, None);

45 }

46 else

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

48 GrabModeAsync, GrabModeSync, None, None);

50 }

52 static void

53 resizetitle(Client *c)

54 {

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

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

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

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

59 c->ty = c->y;

60 if(isvisible(c))

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

62 else

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

65 }

67 static int

68 xerrordummy(Display *dsply, XErrorEvent *ee)

69 {

70 return 0;

71 }

73 /* extern functions */

75 void

76 ban(Client *c)

77 {

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

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

80 }

82 void

83 focus(Client *c)

84 {

85 Client *old;

87 if(!issel)

88 return;

89 if(!sel)

90 sel = c;

91 else if(sel != c) {

92 if(maximized)

93 togglemax(NULL);

94 old = sel;

95 sel = c;

96 if(old) {

97 grabbuttons(old, False);

98 drawtitle(old);

99 }

100 }

101 if(c) {

102 if((c->isfloat || arrange == dofloat) && (c != clients)) {

103 detach(c);

104 if(clients) {

105 clients->prev = c;

106 c->next = clients;

107 }

108 clients = c;

109 }

110 grabbuttons(c, True);

111 drawtitle(c);

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

113 }

114 else

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

116 }

117

118 Client *

119 getclient(Window w)

120 {

121 Client *c;

122

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

124 if(c->win == w)

125 return c;

126 return NULL;

127 }

128

129 Client *

130 getctitle(Window w)

131 {

132 Client *c;

133

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

135 if(c->twin == w)

136 return c;

137 return NULL;

138 }

139

140 void

141 gravitate(Client *c, Bool invert)

142 {

143 int dx = 0, dy = 0;

144

145 switch(c->grav) {

146 default:

147 break;

148 case StaticGravity:

149 case NorthWestGravity:

150 case NorthGravity:

151 case NorthEastGravity:

152 dy = c->border;

153 break;

154 case EastGravity:

155 case CenterGravity:

156 case WestGravity:

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

158 break;

159 case SouthEastGravity:

160 case SouthGravity:

161 case SouthWestGravity:

162 dy = -(c->h);

163 break;

164 }

165

166 switch (c->grav) {

167 default:

168 break;

169 case StaticGravity:

170 case NorthWestGravity:

171 case WestGravity:

172 case SouthWestGravity:

173 dx = c->border;

174 break;

175 case NorthGravity:

176 case CenterGravity:

177 case SouthGravity:

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

179 break;

180 case NorthEastGravity:

181 case EastGravity:

182 case SouthEastGravity:

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

184 break;

185 }

186

187 if(invert) {

188 dx = -dx;

189 dy = -dy;

190 }

191 c->x += dx;

192 c->y += dy;

193 }

194

195 void

196 killclient(Arg *arg)

197 {

198 if(!sel)

199 return;

200 if(sel->proto & PROTODELWIN)

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

202 else

203 XKillClient(dpy, sel->win);

204 }

205

206 void

207 manage(Window w, XWindowAttributes *wa)

208 {

209 unsigned int i;

210 Client *c;

211 Window trans;

212 XSetWindowAttributes twa;

213

214 c = emallocz(sizeof(Client));

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

216 c->win = w;

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

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

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

220 c->h = wa->height;

221 c->th = bh;

222

223 c->border = 0;

224 setsize(c);

225

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

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

228 if(c->x < 0)

229 c->x = 0;

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

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

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

233 c->y = bh;

234

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

236 XSelectInput(dpy, c->win,

237 StructureNotifyMask | PropertyChangeMask | EnterWindowMask);

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

239 twa.override_redirect = 1;

240 twa.background_pixmap = ParentRelative;

241 twa.event_mask = ExposureMask | EnterWindowMask;

242

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

244 0, DefaultDepth(dpy, screen), CopyFromParent,

245 DefaultVisual(dpy, screen),

246 CWOverrideRedirect | CWBackPixmap | CWEventMask, &twa);

247

248 grabbuttons(c, False);

249 settags(c, getclient(trans));

250 if(!c->isfloat)

251 c->isfloat = trans

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

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

254

255 if(clients)

256 clients->prev = c;

257 c->next = clients;

258 clients = c;

259

260 settitle(c);

261 ban(c);

262 XMapWindow(dpy, c->win);

263 XMapWindow(dpy, c->twin);

264 if(isvisible(c))

265 focus(c);

266 arrange(NULL);

267 }

268

269 void

270 resize(Client *c, Bool sizehints, Corner sticky)

271 {

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

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

274 XWindowChanges wc;

275

276 if(sizehints) {

277 if(c->incw)

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

279 if(c->inch)

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

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

282 c->w = c->minw;

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

284 c->h = c->minh;

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

286 c->w = c->maxw;

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

288 c->h = c->maxh;

289 }

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

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

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

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

294

295 resizetitle(c);

296 wc.x = c->x;

297 wc.y = c->y;

298 wc.width = c->w;

299 wc.height = c->h;

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

301 wc.border_width = 0;

302 else

303 wc.border_width = 1;

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

305 XSync(dpy, False);

306 }

307

308 void

309 setsize(Client *c)

310 {

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 settitle(Client *c)

349 {

350 char **list = NULL;

351 int n;

352 XTextProperty name;

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 togglemax(Arg *arg)

377 {

378 int ox, oy, ow, oh;

379 Client *c;

380 XEvent ev;

381

382 if(!sel)

383 return;

384

385 if((maximized = !maximized)) {

386 ox = sel->x;

387 oy = sel->y;

388 ow = sel->w;

389 oh = sel->h;

390 sel->x = sx;

391 sel->y = sy + bh;

392 sel->w = sw - 2;

393 sel->h = sh - 2 - bh;

394

395 restack();

396 for(c = getnext(clients); c; c = getnext(c->next))

397 if(c != sel)

398 ban(c);

399 resize(sel, arrange == dofloat, TopLeft);

400

401 sel->x = ox;

402 sel->y = oy;

403 sel->w = ow;

404 sel->h = oh;

405 }

406 else

407 arrange(NULL);

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

409 }

410

411 void

412 unmanage(Client *c)

413 {

414 Client *tc, *fc;

415 Window trans;

416 XGrabServer(dpy);

417 XSetErrorHandler(xerrordummy);

418

419 detach(c);

420 if(sel == c) {

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

422 if(trans && (tc = getclient(trans)) && isvisible(tc))

423 fc = tc;

424 else

425 fc = getnext(clients);

426 focus(fc);

427 }

428

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

430 XDestroyWindow(dpy, c->twin);

431

432 free(c->tags);

433 free(c);

434

435 XSync(dpy, False);

436 XSetErrorHandler(xerror);

437 XUngrabServer(dpy);

438 arrange(NULL);

439 }