dwm-meillo: 498b86c72a40 view.c

dwm-meillo

view view.c @ 659:498b86c72a40

preserving c1->snext and c2->snext in swap() as well.

author	Anselm R. Garbe <arg@suckless.org>
date	Fri, 05 Jan 2007 21:52:17 +0100
parents	b4d1ef7e407f
children	4c6d27f03773

line source

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

2 * See LICENSE file for license details.

3 */

4 #include "dwm.h"

6 /* static */

8 static Client *

9 nexttiled(Client *c) {

10 for(c = getnext(c); c && c->isfloat; c = getnext(c->next));

11 return c;

12 }

14 static Bool

15 ismaster(Client *c) {

16 Client *cl;

17 unsigned int i;

19 for(cl = nexttiled(clients), i = 0; cl && cl != c; cl = nexttiled(cl->next), i++);

20 return i < nmaster;

21 }

23 static void

24 pop(Client *c) {

25 detach(c);

26 if(clients)

27 clients->prev = c;

28 c->next = clients;

29 clients = c;

30 }

32 static void

33 swap(Client *c1, Client *c2) {

34 Client tmp = *c1;

35 Client *c1p = c1->prev;

36 Client *c1n = c1->next;

37 Client *c1s = c1->snext;

38 Client *c2p = c2->prev;

39 Client *c2n = c2->next;

40 Client *c2s = c2->snext;

42 *c1 = *c2;

43 *c2 = tmp;

44 c1->prev = c1p;

45 c1->next = c1n;

46 c1->snext = c1s;

47 c2->prev = c2p;

48 c2->next = c2n;

49 c2->snext = c2s;

50 }

52 static void

53 togglemax(Client *c) {

54 XEvent ev;

56 if(c->isfixed)

57 return;

59 if((c->ismax = !c->ismax)) {

60 c->rx = c->x; c->x = wax;

61 c->ry = c->y; c->y = way;

62 c->rw = c->w; c->w = waw - 2 * BORDERPX;

63 c->rh = c->h; c->h = wah - 2 * BORDERPX;

64 }

65 else {

66 c->x = c->rx;

67 c->y = c->ry;

68 c->w = c->rw;

69 c->h = c->rh;

70 }

71 resize(c, True, TopLeft);

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

73 }

75 static Client *

76 topofstack() {

77 Client *c;

78 unsigned int i;

80 for(c = nexttiled(clients), i = 0; c && i < nmaster; c = nexttiled(c->next), i++);

81 return (i < nmaster) ? NULL : c;

82 }

84 /* extern */

86 void (*arrange)(void) = DEFMODE;

88 void

89 detach(Client *c) {

90 if(c->prev)

91 c->prev->next = c->next;

92 if(c->next)

93 c->next->prev = c->prev;

94 if(c == clients)

95 clients = c->next;

96 c->next = c->prev = NULL;

97 }

99 void

100 dofloat(void) {

101 Client *c;

102

103 for(c = clients; c; c = c->next) {

104 if(isvisible(c)) {

105 resize(c, True, TopLeft);

106 }

107 else

108 ban(c);

109 }

110 if(!sel || !isvisible(sel)) {

111 for(c = stack; c && !isvisible(c); c = c->snext);

112 focus(c);

113 }

114 restack();

115 }

116

117 void

118 dotile(void) {

119 unsigned int i, n, mw, mh, tw, th;

120 Client *c;

121

122 for(n = 0, c = nexttiled(clients); c; c = nexttiled(c->next))

123 n++;

124 /* window geoms */

125 mw = (n > nmaster) ? (waw * master) / 1000 : waw;

126 mh = (n > nmaster) ? wah / nmaster : wah / (n > 0 ? n : 1);

127 tw = waw - mw;

128 th = (n > nmaster) ? wah / (n - nmaster) : 0;

129

130 for(i = 0, c = clients; c; c = c->next)

131 if(isvisible(c)) {

132 if(c->isfloat) {

133 resize(c, True, TopLeft);

134 continue;

135 }

136 c->ismax = False;

137 c->x = wax;

138 c->y = way;

139 if(i < nmaster) {

140 c->y += i * mh;

141 c->w = mw - 2 * BORDERPX;

142 c->h = mh - 2 * BORDERPX;

143 }

144 else { /* tile window */

145 c->x += mw;

146 c->w = tw - 2 * BORDERPX;

147 if(th > bh) {

148 c->y += (i - nmaster) * th;

149 c->h = th - 2 * BORDERPX;

150 }

151 else /* fallback if th < bh */

152 c->h = wah - 2 * BORDERPX;

153 }

154 resize(c, False, TopLeft);

155 i++;

156 }

157 else

158 ban(c);

159

160 if(!sel || !isvisible(sel)) {

161 for(c = stack; c && !isvisible(c); c = c->snext);

162 focus(c);

163 }

164 restack();

165 }

166

167 void

168 focusnext(Arg *arg) {

169 Client *c;

170

171 if(!sel)

172 return;

173 if(!(c = getnext(sel->next)))

174 c = getnext(clients);

175 if(c) {

176 focus(c);

177 restack();

178 }

179 }

180

181 void

182 focusprev(Arg *arg) {

183 Client *c;

184

185 if(!sel)

186 return;

187 if(!(c = getprev(sel->prev))) {

188 for(c = clients; c && c->next; c = c->next);

189 c = getprev(c);

190 }

191 if(c) {

192 focus(c);

193 restack();

194 }

195 }

196

197 void

198 incnmaster(Arg *arg) {

199 if((nmaster + arg->i < 1) || (wah / (nmaster + arg->i) < bh))

200 return;

201 nmaster += arg->i;

202 arrange();

203 }

204

205 Bool

206 isvisible(Client *c) {

207 unsigned int i;

208

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

210 if(c->tags[i] && seltag[i])

211 return True;

212 return False;

213 }

214

215 void

216 resizemaster(Arg *arg) {

217 if(arg->i == 0)

218 master = MASTER;

219 else {

220 if(master + arg->i > 950 || master + arg->i < 50)

221 return;

222 master += arg->i;

223 }

224 arrange();

225 }

226

227 void

228 restack(void) {

229 Client *c;

230 XEvent ev;

231

232 if(!sel) {

233 drawstatus();

234 return;

235 }

236 if(sel->isfloat || arrange == dofloat) {

237 XRaiseWindow(dpy, sel->win);

238 XRaiseWindow(dpy, sel->twin);

239 }

240 if(arrange != dofloat) {

241 if(!sel->isfloat) {

242 XLowerWindow(dpy, sel->twin);

243 XLowerWindow(dpy, sel->win);

244 }

245 for(c = nexttiled(clients); c; c = nexttiled(c->next)) {

246 if(c == sel)

247 continue;

248 XLowerWindow(dpy, c->twin);

249 XLowerWindow(dpy, c->win);

250 }

251 }

252 drawall();

253 XSync(dpy, False);

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

255 }

256

257 void

258 togglefloat(Arg *arg) {

259 if (!sel || arrange == dofloat)

260 return;

261 sel->isfloat = !sel->isfloat;

262 arrange();

263 }

264

265 void

266 togglemode(Arg *arg) {

267 arrange = (arrange == dofloat) ? dotile : dofloat;

268 if(sel)

269 arrange();

270 else

271 drawstatus();

272 }

273

274 void

275 toggleview(Arg *arg) {

276 unsigned int i;

277

278 seltag[arg->i] = !seltag[arg->i];

279 for(i = 0; i < ntags && !seltag[i]; i++);

280 if(i == ntags)

281 seltag[arg->i] = True; /* cannot toggle last view */

282 arrange();

283 }

284

285 void

286 view(Arg *arg) {

287 unsigned int i;

288

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

290 seltag[i] = (arg->i == -1) ? True : False;

291 if(arg->i >= 0 && arg->i < ntags)

292 seltag[arg->i] = True;

293 arrange();

294 }

295

296 void

297 zoom(Arg *arg) {

298 unsigned int n;

299 Client *c;

300

301 if(!sel)

302 return;

303 if(sel->isfloat || (arrange == dofloat)) {

304 togglemax(sel);

305 return;

306 }

307 for(n = 0, c = nexttiled(clients); c; c = nexttiled(c->next))

308 n++;

309

310 c = sel;

311 if(arrange == dofloat)

312 return;

313 else if(n <= nmaster)

314 pop(c);

315 else if(ismaster(sel)) {

316 if(!(c = topofstack()))

317 return;

318 swap(c, sel);

319 c = sel;

320 }

321 else

322 pop(c);

323

324 focus(c);

325 arrange();

326 }