aewl: a43c395003bc view.c

aewl

view view.c @ 417:a43c395003bc

applied a fix related to Sanders remark to growcol

author	Anselm R. Garbe <arg@10kloc.org>
date	Tue, 05 Sep 2006 13:19:18 +0200
parents	ad2b6ce6e95b
children	0f351a3e5c21

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 <stdio.h>

8 /* static */

10 static Client *

11 minclient()

12 {

13 Client *c, *min;

15 for(min = c = clients; c; c = c->next)

16 if(c->weight < min->weight)

17 min = c;

18 return min;

19 }

22 static void

23 reorder()

24 {

25 Client *c, *newclients, *tail;

27 newclients = tail = NULL;

28 while((c = minclient())) {

29 detach(c);

30 if(tail) {

31 c->prev = tail;

32 tail->next = c;

33 tail = c;

34 }

35 else

36 tail = newclients = c;

37 }

38 clients = newclients;

39 }

41 /* extern */

43 void (*arrange)(Arg *) = DEFMODE;

45 void

46 detach(Client *c)

47 {

48 if(c->prev)

49 c->prev->next = c->next;

50 if(c->next)

51 c->next->prev = c->prev;

52 if(c == clients)

53 clients = c->next;

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

55 }

57 void

58 dofloat(Arg *arg)

59 {

60 Client *c;

62 maximized = False;

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

65 if(isvisible(c)) {

66 resize(c, True, TopLeft);

67 }

68 else

69 ban(c);

70 }

71 if(!sel || !isvisible(sel))

72 focus(getnext(clients));

73 restack();

74 }

76 void

77 dotile(Arg *arg)

78 {

79 int h, i, n, w;

80 Client *c;

82 maximized = False;

84 w = sw - mw;

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

86 if(isvisible(c) && !c->isfloat)

87 n++;

89 if(n > 1)

90 h = (sh - bh) / (n - 1);

91 else

92 h = sh - bh;

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

95 if(isvisible(c)) {

96 if(c->isfloat) {

97 resize(c, True, TopLeft);

98 continue;

99 }

100 if(n == 1) {

101 c->x = sx;

102 c->y = sy + bh;

103 c->w = sw - 2;

104 c->h = sh - 2 - bh;

105 }

106 else if(i == 0) {

107 c->x = sx;

108 c->y = sy + bh;

109 c->w = mw - 2;

110 c->h = sh - 2 - bh;

111 }

112 else if(h > bh) {

113 c->x = sx + mw;

114 c->y = sy + (i - 1) * h + bh;

115 c->w = w - 2;

116 if(i + 1 == n)

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

118 else

119 c->h = h - 2;

120 }

121 else { /* fallback if h < bh */

122 c->x = sx + mw;

123 c->y = sy + bh;

124 c->w = w - 2;

125 c->h = sh - 2 - bh;

126 }

127 resize(c, False, TopLeft);

128 i++;

129 }

130 else

131 ban(c);

132 }

133 if(!sel || !isvisible(sel))

134 focus(getnext(clients));

135 restack();

136 }

137

138 void

139 focusnext(Arg *arg)

140 {

141 Client *c;

142

143 if(!sel)

144 return;

145

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

147 c = getnext(clients);

148 if(c) {

149 focus(c);

150 restack();

151 }

152 }

153

154 void

155 focusprev(Arg *arg)

156 {

157 Client *c;

158

159 if(!sel)

160 return;

161

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

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

164 c = getprev(c);

165 }

166 if(c) {

167 focus(c);

168 restack();

169 }

170 }

171

172 void

173 growcol(Arg *arg)

174 {

175 if(!sel || !clients || !clients->next || (arrange != dotile))

176 return;

177 if(sel == getnext(clients)) {

178 if(mw + arg->i > sw - 100)

179 return;

180 mw += arg->i;

181 }

182 else {

183 if(mw - arg->i < 100)

184 return;

185 mw -= arg->i;

186 }

187 arrange(NULL);

188 }

189

190 Bool

191 isvisible(Client *c)

192 {

193 unsigned int i;

194

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

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

197 return True;

198 return False;

199 }

200

201 void

202 restack()

203 {

204 static unsigned int nwins = 0;

205 static Window *wins = NULL;

206 unsigned int f, fi, m, mi, n;

207 Client *c;

208 XEvent ev;

209

210 for(f = 0, m = 0, c = clients; c; c = c->next)

211 if(isvisible(c)) {

212 if(c->isfloat || arrange == dofloat)

213 f++;

214 else

215 m++;

216 }

217 if(!(n = 2 * (f + m))) {

218 drawstatus();

219 return;

220 }

221 if(nwins < n) {

222 nwins = n;

223 wins = erealloc(wins, nwins * sizeof(Window));

224 }

225

226 fi = 0;

227 mi = 2 * f;

228 if(sel) {

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

230 wins[fi++] = sel->twin;

231 wins[fi++] = sel->win;

232 }

233 else {

234 wins[mi++] = sel->twin;

235 wins[mi++] = sel->win;

236 }

237 }

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

239 if(isvisible(c) && c != sel) {

240 if(c->isfloat || arrange == dofloat) {

241 wins[fi++] = c->twin;

242 wins[fi++] = c->win;

243 }

244 else {

245 wins[mi++] = c->twin;

246 wins[mi++] = c->win;

247 }

248 }

249 XRestackWindows(dpy, wins, n);

250 drawall();

251 XSync(dpy, False);

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

253 }

254

255 void

256 togglemode(Arg *arg)

257 {

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

259 if(sel)

260 arrange(NULL);

261 else

262 drawstatus();

263 }

264

265 void

266 toggleview(Arg *arg)

267 {

268 unsigned int i;

269

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

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

272 if(i == ntags)

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

274 reorder();

275 arrange(NULL);

276 }

277

278 void

279 view(Arg *arg)

280 {

281 unsigned int i;

282

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

284 seltag[i] = False;

285 seltag[arg->i] = True;

286 reorder();

287 arrange(NULL);

288 }

289

290 void

291 viewall(Arg *arg)

292 {

293 unsigned int i;

294

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

296 seltag[i] = True;

297 reorder();

298 arrange(NULL);

299 }

300

301 void

302 zoom(Arg *arg)

303 {

304 Client *c = sel;

305

306 if(!c || (arrange != dotile) || c->isfloat || maximized)

307 return;

308

309 if(c == getnext(clients))

310 if(!(c = getnext(c->next)))

311 return;

312 detach(c);

313 c->next = clients;

314 clients->prev = c;

315 clients = c;

316 focus(c);

317 arrange(NULL);

318 }