dwm-meillo: 6786cd59468f view.c

dwm-meillo

view view.c @ 393:6786cd59468f

applied sanders patch to remove unnecessary commit()

author	Anselm R. Garbe <arg@10kloc.org>
date	Thu, 31 Aug 2006 08:48:04 +0200
parents	aba385c61b3b
children	7528080beb0e

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

63 c->ismax = False;

64 if(isvisible(c)) {

65 resize(c, True, TopLeft);

66 }

67 else

68 ban(c);

69 }

70 if(!sel || !isvisible(sel))

71 sel = getnext(clients);

72 if(sel)

73 focus(sel);

74 else

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

76 restack();

77 }

79 void

80 dotile(Arg *arg)

81 {

82 int h, i, n, w;

83 Client *c;

85 w = sw - mw;

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

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

88 n++;

90 if(n > 1)

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

92 else

93 h = sh - bh;

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

96 c->ismax = False;

97 if(isvisible(c)) {

98 if(c->isfloat) {

99 resize(c, True, TopLeft);

100 continue;

101 }

102 if(n == 1) {

103 c->x = sx;

104 c->y = sy + bh;

105 c->w = sw - 2;

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

107 }

108 else if(i == 0) {

109 c->x = sx;

110 c->y = sy + bh;

111 c->w = mw - 2;

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

113 }

114 else if(h > bh) {

115 c->x = sx + mw;

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

117 c->w = w - 2;

118 if(i + 1 == n)

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

120 else

121 c->h = h - 2;

122 }

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

124 c->x = sx + mw;

125 c->y = sy + bh;

126 c->w = w - 2;

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

128 }

129 resize(c, False, TopLeft);

130 i++;

131 }

132 else

133 ban(c);

134 }

135 if(!sel || !isvisible(sel))

136 sel = getnext(clients);

137 if(sel)

138 focus(sel);

139 else

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

141 restack();

142 }

143

144 void

145 focusnext(Arg *arg)

146 {

147 Client *c;

148

149 if(!sel)

150 return;

151

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

153 c = getnext(clients);

154 if(c) {

155 focus(c);

156 restack();

157 }

158 }

159

160 void

161 focusprev(Arg *arg)

162 {

163 Client *c;

164

165 if(!sel)

166 return;

167

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

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

170 c = getprev(c);

171 }

172 if(c) {

173 focus(c);

174 restack();

175 }

176 }

177

178 Bool

179 isvisible(Client *c)

180 {

181 unsigned int i;

182

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

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

185 return True;

186 return False;

187 }

188

189 void

190 restack()

191 {

192 static unsigned int nwins = 0;

193 static Window *wins = NULL;

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

195 Client *c;

196 XEvent ev;

197

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

199 if(isvisible(c)) {

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

201 f++;

202 else

203 m++;

204 }

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

206 drawstatus();

207 return;

208 }

209 if(nwins < n) {

210 nwins = n;

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

212 }

213

214 fi = 0;

215 mi = 2 * f;

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

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

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

219 }

220 else {

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

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

223 }

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

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

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

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

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

229 }

230 else {

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

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

233 }

234 }

235 XRestackWindows(dpy, wins, n);

236 drawall();

237 XSync(dpy, False);

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

239 }

240

241 void

242 togglemode(Arg *arg)

243 {

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

245 if(sel)

246 arrange(NULL);

247 else

248 drawstatus();

249 }

250

251 void

252 toggleview(Arg *arg)

253 {

254 unsigned int i;

255

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

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

258 if(i == ntags)

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

260 reorder();

261 arrange(NULL);

262 }

263

264 void

265 view(Arg *arg)

266 {

267 unsigned int i;

268

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

270 seltag[i] = False;

271 seltag[arg->i] = True;

272 reorder();

273 arrange(NULL);

274 }

275

276 void

277 zoom(Arg *arg)

278 {

279 Client *c = sel;

280

281 if(!c || (arrange != dotile) || c->isfloat || c->ismax)

282 return;

283

284 if(c == getnext(clients))

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

286 return;

287 detach(c);

288 c->next = clients;

289 clients->prev = c;

290 clients = c;

291 focus(c);

292 arrange(NULL);

293 }