dwm-meillo: a2d568a5cdb8 client.c

dwm-meillo

view client.c @ 708:a2d568a5cdb8

applied Sanders all5.patch (thanks for your weekend session, Sander!)

author	Anselm R. Garbe <arg@suckless.org>
date	Mon, 22 Jan 2007 10:22:58 +0100
parents	399f08187c27
children	6c2fcf88dd9f

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 Client *old = sel;

84 if(!issel || (c && !isvisible(c)))

85 return;

87 if(old && old != c) {

88 grabbuttons(old, False);

89 XSetWindowBorder(dpy, old->win, dc.norm[ColBorder]);

90 }

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 sel = c;

102 drawstatus();

103 }

104

105 Client *

106 getclient(Window w) {

107 Client *c;

108

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

110 if(c->win == w)

111 return c;

112 return NULL;

113 }

114

115 void

116 killclient(Arg *arg) {

117 if(!sel)

118 return;

119 if(sel->proto & PROTODELWIN)

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

121 else

122 XKillClient(dpy, sel->win);

123 }

124

125 void

126 manage(Window w, XWindowAttributes *wa) {

127 Client *c;

128 Window trans;

129

130 c = emallocz(sizeof(Client));

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

132 c->win = w;

133 c->x = wa->x;

134 c->y = wa->y;

135 c->w = wa->width;

136 c->h = wa->height;

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

138 c->border = 0;

139 c->x = sx;

140 c->y = sy;

141 }

142 else {

143 c->border = BORDERPX;

144 if(c->x < wax)

145 c->x = wax;

146 if(c->y < way)

147 c->y = way;

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

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

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

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

152 }

153 updatesizehints(c);

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

155 XSelectInput(dpy, c->win,

156 StructureNotifyMask | PropertyChangeMask | EnterWindowMask);

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

158 grabbuttons(c, False);

159 updatetitle(c);

160 settags(c, getclient(trans));

161 if(!c->isfloat)

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

163 if(clients)

164 clients->prev = c;

165 c->next = clients;

166 c->snext = stack;

167 stack = clients = c;

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

169 XMapWindow(dpy, c->win);

170 if(isvisible(c))

171 focus(c);

172 arrange();

173 }

174

175 void

176 resize(Client *c, Bool sizehints) {

177 XWindowChanges wc;

178

179 if(sizehints) {

180 if(c->incw)

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

182 if(c->inch)

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

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

185 c->w = c->minw;

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

187 c->h = c->minh;

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

189 c->w = c->maxw;

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

191 c->h = c->maxh;

192 }

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

194 c->border = 0;

195 else

196 c->border = BORDERPX;

197 /* offscreen appearance fixes */

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

199 c->x = sx;

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

201 c->y = sy;

202 if(c->x > sw)

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

204 if(c->y > sh)

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

206 wc.x = c->x;

207 wc.y = c->y;

208 wc.width = c->w;

209 wc.height = c->h;

210 wc.border_width = c->border;

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

212 configure(c);

213 XSync(dpy, False);

214 }

215

216 void

217 updatesizehints(Client *c) {

218 long msize;

219 XSizeHints size;

220

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

222 size.flags = PSize;

223 c->flags = size.flags;

224 if(c->flags & PBaseSize) {

225 c->basew = size.base_width;

226 c->baseh = size.base_height;

227 }

228 else

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

230 if(c->flags & PResizeInc) {

231 c->incw = size.width_inc;

232 c->inch = size.height_inc;

233 }

234 else

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

236 if(c->flags & PMaxSize) {

237 c->maxw = size.max_width;

238 c->maxh = size.max_height;

239 }

240 else

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

242 if(c->flags & PMinSize) {

243 c->minw = size.min_width;

244 c->minh = size.min_height;

245 }

246 else

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

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

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

250 }

251

252 void

253 updatetitle(Client *c) {

254 char **list = NULL;

255 int n;

256 XTextProperty name;

257

258 name.nitems = 0;

259 c->name[0] = 0;

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

261 if(!name.nitems)

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

263 if(!name.nitems)

264 return;

265 if(name.encoding == XA_STRING)

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

267 else {

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

269 && n > 0 && *list)

270 {

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

272 XFreeStringList(list);

273 }

274 }

275 XFree(name.value);

276 }

277

278 void

279 unmanage(Client *c) {

280 Client *nc;

281

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

283 XGrabServer(dpy);

284 XSetErrorHandler(xerrordummy);

285 detach(c);

286 detachstack(c);

287 if(sel == c) {

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

289 focus(nc);

290 }

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

292 free(c->tags);

293 free(c);

294 XSync(dpy, False);

295 XSetErrorHandler(xerror);

296 XUngrabServer(dpy);

297 arrange();

298 }