dwm-meillo: 5c874c619287 client.c

dwm-meillo

view client.c @ 339:5c874c619287

removed a blank line

author	Anselm R. Garbe <arg@10kloc.org>
date	Wed, 23 Aug 2006 13:04:43 +0200
parents	30b447bad2e5
children	a1901753deef

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 grabbutton(Client *c, unsigned int button, unsigned int modifier)

15 {

16 XGrabButton(dpy, button, modifier, c->win, False, BUTTONMASK,

17 GrabModeAsync, GrabModeSync, None, None);

18 XGrabButton(dpy, button, modifier | LockMask, c->win, False, BUTTONMASK,

19 GrabModeAsync, GrabModeSync, None, None);

20 XGrabButton(dpy, button, modifier | numlockmask, c->win, False, BUTTONMASK,

21 GrabModeAsync, GrabModeSync, None, None);

22 XGrabButton(dpy, button, modifier | numlockmask | LockMask, c->win, False, BUTTONMASK,

23 GrabModeAsync, GrabModeSync, None, None);

24 }

26 static void

27 resizetitle(Client *c)

28 {

29 int i;

31 c->tw = 0;

32 for(i = 0; i < ntags; i++)

33 if(c->tags[i])

34 c->tw += textw(tags[i]);

35 c->tw += textw(c->name);

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

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

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

39 c->ty = c->y;

40 if(isvisible(c))

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

42 else

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

45 }

47 static void

48 ungrabbutton(Client *c, unsigned int button, unsigned int modifier)

49 {

50 XUngrabButton(dpy, button, modifier, c->win);

51 XUngrabButton(dpy, button, modifier | LockMask, c->win);

52 XUngrabButton(dpy, button, modifier | numlockmask, c->win);

53 XUngrabButton(dpy, button, modifier | numlockmask | LockMask, c->win);

54 }

56 static int

57 xerrordummy(Display *dsply, XErrorEvent *ee)

58 {

59 return 0;

60 }

62 /* extern functions */

64 void

65 ban(Client *c)

66 {

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

68 XMoveWindow(dpy, c->title, c->tx + 2 * sw, c->ty);

69 }

71 void

72 focus(Client *c)

73 {

74 Client *old = sel;

76 if(!issel)

77 return;

78 if(!sel)

79 sel = c;

80 else if(sel != c) {

81 if(sel->ismax)

82 togglemax(NULL);

83 sel = c;

84 grabbutton(old, AnyButton, 0);

85 drawtitle(old);

86 }

87 ungrabbutton(c, AnyButton, 0);

88 drawtitle(c);

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

90 }

92 Client *

93 getclient(Window w)

94 {

95 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

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

109 if(c->title == w)

110 return c;

111 return NULL;

112 }

113

114 void

115 gravitate(Client *c, Bool invert)

116 {

117 int dx = 0, dy = 0;

118

119 switch(c->grav) {

120 default:

121 break;

122 case StaticGravity:

123 case NorthWestGravity:

124 case NorthGravity:

125 case NorthEastGravity:

126 dy = c->border;

127 break;

128 case EastGravity:

129 case CenterGravity:

130 case WestGravity:

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

132 break;

133 case SouthEastGravity:

134 case SouthGravity:

135 case SouthWestGravity:

136 dy = -(c->h);

137 break;

138 }

139

140 switch (c->grav) {

141 default:

142 break;

143 case StaticGravity:

144 case NorthWestGravity:

145 case WestGravity:

146 case SouthWestGravity:

147 dx = c->border;

148 break;

149 case NorthGravity:

150 case CenterGravity:

151 case SouthGravity:

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

153 break;

154 case NorthEastGravity:

155 case EastGravity:

156 case SouthEastGravity:

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

158 break;

159 }

160

161 if(invert) {

162 dx = -dx;

163 dy = -dy;

164 }

165 c->x += dx;

166 c->y += dy;

167 }

168

169 void

170 killclient(Arg *arg)

171 {

172 if(!sel)

173 return;

174 if(sel->proto & PROTODELWIN)

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

176 else

177 XKillClient(dpy, sel->win);

178 }

179

180 void

181 manage(Window w, XWindowAttributes *wa)

182 {

183 unsigned int i;

184 Client *c, *tc;

185 Window trans;

186 XSetWindowAttributes twa;

187

188 c = emallocz(sizeof(Client));

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

190 c->win = w;

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

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

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

194 c->h = wa->height;

195 c->th = bh;

196

197 c->border = 0;

198 setsize(c);

199

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

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

202 if(c->x < 0)

203 c->x = 0;

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

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

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

207 c->y = bh;

208

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

210 XSelectInput(dpy, c->win,

211 StructureNotifyMask | PropertyChangeMask | EnterWindowMask);

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

213 twa.override_redirect = 1;

214 twa.background_pixmap = ParentRelative;

215 twa.event_mask = ExposureMask | EnterWindowMask;

216

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

218 0, DefaultDepth(dpy, screen), CopyFromParent,

219 DefaultVisual(dpy, screen),

220 CWOverrideRedirect | CWBackPixmap | CWEventMask, &twa);

221

222 if(clients)

223 clients->prev = c;

224 c->next = clients;

225 clients = c;

226

227 grabbutton(c, Button1, MODKEY);

228 grabbutton(c, Button2, MODKEY);

229 grabbutton(c, Button3, MODKEY);

230

231 if((tc = getclient(trans))) /* inherit tags */

232 for(i = 0; i < ntags; i++)

233 c->tags[i] = tc->tags[i];

234 else

235 settags(c);

236 if(!c->isfloat)

237 c->isfloat = trans

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

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

240 settitle(c);

241 if(isvisible(c))

242 sel = c;

243 arrange(NULL);

244 XMapWindow(dpy, c->win);

245 XMapWindow(dpy, c->title);

246 if(isvisible(c))

247 focus(c);

248 }

249

250 void

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

252 {

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

276 resizetitle(c);

277 wc.x = c->x;

278 wc.y = c->y;

279 wc.width = c->w;

280 wc.height = c->h;

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

282 wc.border_width = 0;

283 else

284 wc.border_width = 1;

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

286 XSync(dpy, False);

287 }

288

289 void

290 setsize(Client *c)

291 {

292 long msize;

293 XSizeHints size;

294

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

296 size.flags = PSize;

297 c->flags = size.flags;

298 if(c->flags & PBaseSize) {

299 c->basew = size.base_width;

300 c->baseh = size.base_height;

301 }

302 else

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

304 if(c->flags & PResizeInc) {

305 c->incw = size.width_inc;

306 c->inch = size.height_inc;

307 }

308 else

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

310 if(c->flags & PMaxSize) {

311 c->maxw = size.max_width;

312 c->maxh = size.max_height;

313 }

314 else

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

316 if(c->flags & PMinSize) {

317 c->minw = size.min_width;

318 c->minh = size.min_height;

319 }

320 else

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

322 if(c->flags & PWinGravity)

323 c->grav = size.win_gravity;

324 else

325 c->grav = NorthWestGravity;

326 }

327

328 void

329 settitle(Client *c)

330 {

331 char **list = NULL;

332 int n;

333 XTextProperty name;

334

335 name.nitems = 0;

336 c->name[0] = 0;

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

338 if(!name.nitems)

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

340 if(!name.nitems)

341 return;

342 if(name.encoding == XA_STRING)

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

344 else {

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

346 && n > 0 && *list)

347 {

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

349 XFreeStringList(list);

350 }

351 }

352 XFree(name.value);

353 resizetitle(c);

354 }

355

356 void

357 togglemax(Arg *arg)

358 {

359 int ox, oy, ow, oh;

360 XEvent ev;

361

362 if(!sel)

363 return;

364

365 if((sel->ismax = !sel->ismax)) {

366 ox = sel->x;

367 oy = sel->y;

368 ow = sel->w;

369 oh = sel->h;

370 sel->x = sx;

371 sel->y = sy + bh;

372 sel->w = sw - 2;

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

374

375 restack();

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

377

378 sel->x = ox;

379 sel->y = oy;

380 sel->w = ow;

381 sel->h = oh;

382 }

383 else

384 resize(sel, False, TopLeft);

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

386 }

387

388 void

389 unmanage(Client *c)

390 {

391 XGrabServer(dpy);

392 XSetErrorHandler(xerrordummy);

393

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

395 XDestroyWindow(dpy, c->title);

396

397 if(c->prev)

398 c->prev->next = c->next;

399 if(c->next)

400 c->next->prev = c->prev;

401 if(c == clients)

402 clients = c->next;

403 if(sel == c)

404 sel = getnext(clients);

405 free(c->tags);

406 free(c);

407

408 XSync(dpy, False);

409 XSetErrorHandler(xerror);

410 XUngrabServer(dpy);

411 if(sel)

412 focus(sel);

413 arrange(NULL);

414 }