aewl: c7f84f23ec5a view.c

aewl

view view.c @ 611:c7f84f23ec5a

hotfix of a serious crashing bug

author	arg@mig29
date	Mon, 04 Dec 2006 21:00:26 +0100
parents	f7dcd3ac8d6f
children	276238ad9516

line source

1 /* (C)opyright MMVI 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 void

15 togglemax(Client *c) {

16 XEvent ev;

18 if(c->isfixed)

19 return;

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

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

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

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

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

26 }

27 else {

28 c->x = c->rx;

29 c->y = c->ry;

30 c->w = c->rw;

31 c->h = c->rh;

32 }

33 resize(c, True, TopLeft);

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

35 }

37 /* extern */

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

41 void

42 detach(Client *c) {

43 if(c->prev)

44 c->prev->next = c->next;

45 if(c->next)

46 c->next->prev = c->prev;

47 if(c == clients)

48 clients = c->next;

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

50 }

52 void

53 dofloat(void) {

54 Client *c;

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

57 if(isvisible(c)) {

58 resize(c, True, TopLeft);

59 }

60 else

61 ban(c);

62 }

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

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

65 focus(c);

66 }

67 restack();

68 }

70 void

71 dotile(void) {

72 unsigned int i, n, mpx, stackw, th;

73 Client *c;

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

76 n++;

77 mpx = (waw * master) / 1000;

78 stackw = waw - mpx;

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

81 if(isvisible(c)) {

82 if(c->isfloat) {

83 resize(c, True, TopLeft);

84 continue;

85 }

86 c->ismax = False;

87 c->x = wax;

88 c->y = way;

89 if(n == 1) { /* only 1 window */

90 c->w = waw - 2 * BORDERPX;

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

92 }

93 else if(i == 0) { /* master window */

94 c->w = mpx - 2 * BORDERPX;

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

96 th = wah / (n - 1);

97 }

98 else { /* tile window */

99 c->x += mpx;

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

101 if(th > bh) {

102 c->y += (i - 1) * th;

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

104 }

105 else /* fallback if th < bh */

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

107 }

108 resize(c, False, TopLeft);

109 i++;

110 }

111 else

112 ban(c);

113

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

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

116 focus(c);

117 }

118 restack();

119 }

120

121 void

122 focusnext(Arg *arg) {

123 Client *c;

124

125 if(!sel)

126 return;

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

128 c = getnext(clients);

129 if(c) {

130 focus(c);

131 restack();

132 }

133 }

134

135 void

136 focusprev(Arg *arg) {

137 Client *c;

138

139 if(!sel)

140 return;

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

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

143 c = getprev(c);

144 }

145 if(c) {

146 focus(c);

147 restack();

148 }

149 }

150

151 Bool

152 isvisible(Client *c) {

153 unsigned int i;

154

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

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

157 return True;

158 return False;

159 }

160

161 void

162 resizemaster(Arg *arg) {

163 if(arg->i == 0)

164 master = MASTER;

165 else {

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

167 return;

168 master += arg->i;

169 }

170 arrange();

171 }

172

173 void

174 restack(void) {

175 Client *c;

176 XEvent ev;

177

178 if(!sel) {

179 drawstatus();

180 return;

181 }

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

183 XRaiseWindow(dpy, sel->win);

184 XRaiseWindow(dpy, sel->twin);

185 }

186 if(arrange != dofloat) {

187 if(!sel->isfloat) {

188 XLowerWindow(dpy, sel->twin);

189 XLowerWindow(dpy, sel->win);

190 }

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

192 if(c == sel)

193 continue;

194 XLowerWindow(dpy, c->twin);

195 XLowerWindow(dpy, c->win);

196 }

197 }

198 drawall();

199 XSync(dpy, False);

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

201 }

202

203 void

204 togglefloat(Arg *arg) {

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

206 return;

207 sel->isfloat = !sel->isfloat;

208 arrange();

209 }

210

211 void

212 togglemode(Arg *arg) {

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

214 if(sel)

215 arrange();

216 else

217 drawstatus();

218 }

219

220 void

221 toggleview(Arg *arg) {

222 unsigned int i;

223

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

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

226 if(i == ntags)

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

228 arrange();

229 }

230

231 void

232 view(Arg *arg) {

233 unsigned int i;

234

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

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

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

238 seltag[arg->i] = True;

239 arrange();

240 }

241

242 void

243 zoom(Arg *arg) {

244 unsigned int n;

245 Client *c;

246

247 if(!sel)

248 return;

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

250 togglemax(sel);

251 return;

252 }

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

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

255 n++;

256 if(n < 2 || (arrange == dofloat))

257 return;

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

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

260 return;

261 detach(c);

262 if(clients)

263 clients->prev = c;

264 c->next = clients;

265 clients = c;

266 focus(c);

267 arrange();

268 }