aewl: 4dcbbfe9d137 view.c

aewl

view view.c @ 678:4dcbbfe9d137

allowing nmaster=0 (I think that's a straight idea)

author	Anselm R. Garbe <arg@suckless.org>
date	Thu, 11 Jan 2007 13:43:38 +0100
parents	1438e35b622e
children	76b58d21ea98

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"

5 #include <stdio.h>

7 /* static */

9 static Client *

10 nexttiled(Client *c) {

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

12 return c;

13 }

15 static void

16 togglemax(Client *c) {

17 XEvent ev;

19 if(c->isfixed)

20 return;

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

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

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

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

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

27 }

28 else {

29 c->x = c->rx;

30 c->y = c->ry;

31 c->w = c->rw;

32 c->h = c->rh;

33 }

34 resize(c, True, TopLeft);

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

36 }

38 /* extern */

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

42 void

43 detach(Client *c) {

44 if(c->prev)

45 c->prev->next = c->next;

46 if(c->next)

47 c->next->prev = c->prev;

48 if(c == clients)

49 clients = c->next;

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

51 }

53 void

54 dofloat(void) {

55 Client *c;

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

58 if(isvisible(c)) {

59 resize(c, True, TopLeft);

60 }

61 else

62 ban(c);

63 }

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

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

66 focus(c);

67 }

68 restack();

69 }

71 void

72 dotile(void) {

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

74 Client *c;

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

77 n++;

79 /* window geoms */

80 if(nmaster > 0) {

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

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

83 }

84 else

85 mh = mw = 0;

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

87 tw = waw - mw;

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

90 if(isvisible(c)) {

91 if(c->isfloat) {

92 resize(c, True, TopLeft);

93 continue;

94 }

95 c->ismax = False;

96 c->x = wax;

97 c->y = way;

98 if((nmaster > 0) && (i < nmaster)) {

99 c->y += i * mh;

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

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

102 }

103 else { /* tile window */

104 c->x += mw;

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

106 if(th > bh) {

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

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

109 }

110 else /* fallback if th < bh */

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

112 }

113 resize(c, False, TopLeft);

114 i++;

115 }

116 else

117 ban(c);

118

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

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

121 focus(c);

122 }

123 restack();

124 }

125

126 void

127 focusnext(Arg *arg) {

128 Client *c;

129

130 if(!sel)

131 return;

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

133 c = getnext(clients);

134 if(c) {

135 focus(c);

136 restack();

137 }

138 }

139

140 void

141 focusprev(Arg *arg) {

142 Client *c;

143

144 if(!sel)

145 return;

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

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

148 c = getprev(c);

149 }

150 if(c) {

151 focus(c);

152 restack();

153 }

154 }

155

156 void

157 incnmaster(Arg *arg) {

158 if((arrange == dofloat)

159 || ((int)nmaster + arg->i < 0)

160 || (((int)nmaster + arg->i > 0) && (wah / (nmaster + arg->i) < bh)))

161 return;

162 nmaster += arg->i;

163 updatemodetext();

164 if(sel)

165 arrange();

166 else

167 drawstatus();

168 }

169

170 Bool

171 isvisible(Client *c) {

172 unsigned int i;

173

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

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

176 return True;

177 return False;

178 }

179

180 void

181 resizemaster(Arg *arg) {

182 if(arg->i == 0)

183 master = MASTER;

184 else {

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

186 return;

187 master += arg->i;

188 }

189 arrange();

190 }

191

192 void

193 restack(void) {

194 Client *c;

195 XEvent ev;

196

197 if(!sel) {

198 drawstatus();

199 return;

200 }

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

202 XRaiseWindow(dpy, sel->win);

203 XRaiseWindow(dpy, sel->twin);

204 }

205 if(arrange != dofloat) {

206 if(!sel->isfloat) {

207 XLowerWindow(dpy, sel->twin);

208 XLowerWindow(dpy, sel->win);

209 }

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

211 if(c == sel)

212 continue;

213 XLowerWindow(dpy, c->twin);

214 XLowerWindow(dpy, c->win);

215 }

216 }

217 drawall();

218 XSync(dpy, False);

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

220 }

221

222 void

223 togglefloat(Arg *arg) {

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

225 return;

226 sel->isfloat = !sel->isfloat;

227 arrange();

228 }

229

230 void

231 togglemode(Arg *arg) {

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

233 updatemodetext();

234 if(sel)

235 arrange();

236 else

237 drawstatus();

238 }

239

240 void

241 toggleview(Arg *arg) {

242 unsigned int i;

243

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

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

246 if(i == ntags)

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

248 arrange();

249 }

250

251 void

252 updatemodetext() {

253 snprintf(mtext, sizeof mtext, arrange == dofloat ? FLOATSYMBOL : TILESYMBOL, nmaster);

254 bmw = textw(mtext);

255 }

256

257 void

258 view(Arg *arg) {

259 unsigned int i;

260

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

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

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

264 seltag[arg->i] = True;

265 arrange();

266 }

267

268 void

269 zoom(Arg *arg) {

270 unsigned int n;

271 Client *c;

272

273 if(!sel)

274 return;

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

276 togglemax(sel);

277 return;

278 }

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

280 n++;

281

282 if((c = sel) == nexttiled(clients))

283 if(!(c = nexttiled(c->next)))

284 return;

285 detach(c);

286 if(clients)

287 clients->prev = c;

288 c->next = clients;

289 clients = c;

290 focus(c);

291 arrange();

292 }