aewl: ef2c267884f3 client.c

aewl

view client.c @ 713:ef2c267884f3

removed a blank line

author	Anselm R. Garbe <arg@suckless.org>
date	Tue, 23 Jan 2007 12:04:22 +0100
parents	b288b57d81f8
children	7034ee0f48d6

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 <stdlib.h>

6 #include <string.h>

7 #include <X11/Xatom.h>

8 #include <X11/Xutil.h>

10 /* static functions */

12 static void

13 detachstack(Client *c) {

14 Client **tc;

15 for(tc=&stack; *tc && *tc != c; tc=&(*tc)->snext);

16 *tc = c->snext;

17 }

19 static void

20 grabbuttons(Client *c, Bool focused) {

21 XUngrabButton(dpy, AnyButton, AnyModifier, c->win);

23 if(focused) {

24 XGrabButton(dpy, Button1, MODKEY, c->win, False, BUTTONMASK,

25 GrabModeAsync, GrabModeSync, None, None);

26 XGrabButton(dpy, Button1, MODKEY | LockMask, c->win, False, BUTTONMASK,

27 GrabModeAsync, GrabModeSync, None, None);

28 XGrabButton(dpy, Button1, MODKEY | numlockmask, c->win, False, BUTTONMASK,

29 GrabModeAsync, GrabModeSync, None, None);

30 XGrabButton(dpy, Button1, MODKEY | numlockmask | LockMask, c->win, False, BUTTONMASK,

31 GrabModeAsync, GrabModeSync, None, None);

33 XGrabButton(dpy, Button2, MODKEY, c->win, False, BUTTONMASK,

34 GrabModeAsync, GrabModeSync, None, None);

35 XGrabButton(dpy, Button2, MODKEY | LockMask, c->win, False, BUTTONMASK,

36 GrabModeAsync, GrabModeSync, None, None);

37 XGrabButton(dpy, Button2, MODKEY | numlockmask, c->win, False, BUTTONMASK,

38 GrabModeAsync, GrabModeSync, None, None);

39 XGrabButton(dpy, Button2, MODKEY | numlockmask | LockMask, c->win, False, BUTTONMASK,

40 GrabModeAsync, GrabModeSync, None, None);

42 XGrabButton(dpy, Button3, MODKEY, c->win, False, BUTTONMASK,

43 GrabModeAsync, GrabModeSync, None, None);

44 XGrabButton(dpy, Button3, MODKEY | LockMask, c->win, False, BUTTONMASK,

45 GrabModeAsync, GrabModeSync, None, None);

46 XGrabButton(dpy, Button3, MODKEY | numlockmask, c->win, False, BUTTONMASK,

47 GrabModeAsync, GrabModeSync, None, None);

48 XGrabButton(dpy, Button3, MODKEY | numlockmask | LockMask, c->win, False, BUTTONMASK,

49 GrabModeAsync, GrabModeSync, None, None);

50 }

51 else

52 XGrabButton(dpy, AnyButton, AnyModifier, c->win, False, BUTTONMASK,

53 GrabModeAsync, GrabModeSync, None, None);

54 }

56 static int

57 xerrordummy(Display *dsply, XErrorEvent *ee) {

58 return 0;

59 }

61 /* extern functions */

63 void

64 configure(Client *c) {

65 XEvent synev;

67 synev.type = ConfigureNotify;

68 synev.xconfigure.display = dpy;

69 synev.xconfigure.event = c->win;

70 synev.xconfigure.window = c->win;

71 synev.xconfigure.x = c->x;

72 synev.xconfigure.y = c->y;

73 synev.xconfigure.width = c->w;

74 synev.xconfigure.height = c->h;

75 synev.xconfigure.border_width = c->border;

76 synev.xconfigure.above = None;

77 XSendEvent(dpy, c->win, True, NoEventMask, &synev);

78 }

80 void

81 focus(Client *c) {

82 if(c && !isvisible(c))

83 return;

84 if(sel && sel != c) {

85 grabbuttons(sel, False);

86 XSetWindowBorder(dpy, sel->win, dc.norm[ColBorder]);

87 }

88 sel = c;

89 if(!issel)

90 return;

91 if(c) {

92 detachstack(c);

93 c->snext = stack;

94 stack = c;

95 grabbuttons(c, True);

96 XSetWindowBorder(dpy, c->win, dc.sel[ColBorder]);

97 XSetInputFocus(dpy, c->win, RevertToPointerRoot, CurrentTime);

98 }

99 else

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

101 drawstatus();

102 }

103

104 Client *

105 getclient(Window w) {

106 Client *c;

107

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

109 if(c->win == w)

110 return c;

111 return NULL;

112 }

113

114 void

115 killclient(Arg *arg) {

116 if(!sel)

117 return;

118 if(sel->proto & PROTODELWIN)

119 sendevent(sel->win, wmatom[WMProtocols], wmatom[WMDelete]);

120 else

121 XKillClient(dpy, sel->win);

122 }

123

124 void

125 manage(Window w, XWindowAttributes *wa) {

126 Client *c;

127 Window trans;

128

129 c = emallocz(sizeof(Client));

130 c->tags = emallocz(ntags * sizeof(Bool));

131 c->win = w;

132 c->x = wa->x;

133 c->y = wa->y;

134 c->w = wa->width;

135 c->h = wa->height;

136 if(c->w == sw && c->h == sh) {

137 c->border = 0;

138 c->x = sx;

139 c->y = sy;

140 }

141 else {

142 c->border = BORDERPX;

143 if(c->x < wax)

144 c->x = wax;

145 if(c->y < way)

146 c->y = way;

147 if(c->x + c->w + 2 * c->border > wax + waw)

148 c->x = wax + waw - c->w - 2 * c->border;

149 if(c->y + c->h + 2 * c->border > way + wah)

150 c->y = way + wah - c->h - 2 * c->border;

151 }

152 updatesizehints(c);

153 c->proto = getproto(c->win);

154 XSelectInput(dpy, c->win,

155 StructureNotifyMask | PropertyChangeMask | EnterWindowMask);

156 XGetTransientForHint(dpy, c->win, &trans);

157 grabbuttons(c, False);

158 updatetitle(c);

159 settags(c, getclient(trans));

160 if(!c->isfloat)

161 c->isfloat = trans || c->isfixed;

162 if(clients)

163 clients->prev = c;

164 c->next = clients;

165 c->snext = stack;

166 stack = clients = c;

167 XMoveWindow(dpy, c->win, c->x + 2 * sw, c->y);

168 XMapWindow(dpy, c->win);

169 if(isvisible(c))

170 focus(c);

171 arrange();

172 }

173

174 void

175 resize(Client *c, Bool sizehints) {

176 XWindowChanges wc;

177

178 if(sizehints) {

179 if(c->incw)

180 c->w -= (c->w - c->basew) % c->incw;

181 if(c->inch)

182 c->h -= (c->h - c->baseh) % c->inch;

183 if(c->minw && c->w < c->minw)

184 c->w = c->minw;

185 if(c->minh && c->h < c->minh)

186 c->h = c->minh;

187 if(c->maxw && c->w > c->maxw)

188 c->w = c->maxw;

189 if(c->maxh && c->h > c->maxh)

190 c->h = c->maxh;

191 }

192 if(c->w == sw && c->h == sh)

193 c->border = 0;

194 else

195 c->border = BORDERPX;

196 /* offscreen appearance fixes */

197 if(c->x + c->w + 2 * c->border < sx)

198 c->x = sx;

199 if(c->y + c->h + 2 * c->border < sy)

200 c->y = sy;

201 if(c->x > sw)

202 c->x = sw - c->w - 2 * c->border;

203 if(c->y > sh)

204 c->y = sh - c->h - 2 * c->border;

205 wc.x = c->x;

206 wc.y = c->y;

207 wc.width = c->w;

208 wc.height = c->h;

209 wc.border_width = c->border;

210 XConfigureWindow(dpy, c->win, CWX | CWY | CWWidth | CWHeight | CWBorderWidth, &wc);

211 configure(c);

212 XSync(dpy, False);

213 }

214

215 void

216 updatesizehints(Client *c) {

217 long msize;

218 XSizeHints size;

219

220 if(!XGetWMNormalHints(dpy, c->win, &size, &msize) || !size.flags)

221 size.flags = PSize;

222 c->flags = size.flags;

223 if(c->flags & PBaseSize) {

224 c->basew = size.base_width;

225 c->baseh = size.base_height;

226 }

227 else

228 c->basew = c->baseh = 0;

229 if(c->flags & PResizeInc) {

230 c->incw = size.width_inc;

231 c->inch = size.height_inc;

232 }

233 else

234 c->incw = c->inch = 0;

235 if(c->flags & PMaxSize) {

236 c->maxw = size.max_width;

237 c->maxh = size.max_height;

238 }

239 else

240 c->maxw = c->maxh = 0;

241 if(c->flags & PMinSize) {

242 c->minw = size.min_width;

243 c->minh = size.min_height;

244 }

245 else

246 c->minw = c->minh = 0;

247 c->isfixed = (c->maxw && c->minw && c->maxh && c->minh &&

248 c->maxw == c->minw && c->maxh == c->minh);

249 }

250

251 void

252 updatetitle(Client *c) {

253 char **list = NULL;

254 int n;

255 XTextProperty name;

256

257 name.nitems = 0;

258 c->name[0] = 0;

259 XGetTextProperty(dpy, c->win, &name, netatom[NetWMName]);

260 if(!name.nitems)

261 XGetWMName(dpy, c->win, &name);

262 if(!name.nitems)

263 return;

264 if(name.encoding == XA_STRING)

265 strncpy(c->name, (char *)name.value, sizeof c->name);

266 else {

267 if(XmbTextPropertyToTextList(dpy, &name, &list, &n) >= Success

268 && n > 0 && *list)

269 {

270 strncpy(c->name, *list, sizeof c->name);

271 XFreeStringList(list);

272 }

273 }

274 XFree(name.value);

275 }

276

277 void

278 unmanage(Client *c) {

279 Client *nc;

280

281 /* The server grab construct avoids race conditions. */

282 XGrabServer(dpy);

283 XSetErrorHandler(xerrordummy);

284 detach(c);

285 detachstack(c);

286 if(sel == c) {

287 for(nc = stack; nc && !isvisible(nc); nc = nc->snext);

288 focus(nc);

289 }

290 XUngrabButton(dpy, AnyButton, AnyModifier, c->win);

291 free(c->tags);

292 free(c);

293 XSync(dpy, False);

294 XSetErrorHandler(xerror);

295 XUngrabServer(dpy);

296 arrange();

297 }