1 /* See LICENSE file for copyright and license details. */
10 static char config[128];
13 attachstack(Client *c) {
19 detachstack(Client *c) {
22 for(tc=&stack; *tc && *tc != c; tc=&(*tc)->snext);
27 grabbuttons(Client *c, Bool focused) {
28 XUngrabButton(dpy, AnyButton, AnyModifier, c->win);
31 XGrabButton(dpy, Button1, MODKEY, c->win, False, BUTTONMASK,
32 GrabModeAsync, GrabModeSync, None, None);
33 XGrabButton(dpy, Button1, MODKEY | LockMask, c->win, False, BUTTONMASK,
34 GrabModeAsync, GrabModeSync, None, None);
35 XGrabButton(dpy, Button1, MODKEY | numlockmask, c->win, False, BUTTONMASK,
36 GrabModeAsync, GrabModeSync, None, None);
37 XGrabButton(dpy, Button1, MODKEY | numlockmask | LockMask, c->win, False, BUTTONMASK,
38 GrabModeAsync, GrabModeSync, None, None);
40 XGrabButton(dpy, Button2, MODKEY, c->win, False, BUTTONMASK,
41 GrabModeAsync, GrabModeSync, None, None);
42 XGrabButton(dpy, Button2, MODKEY | LockMask, c->win, False, BUTTONMASK,
43 GrabModeAsync, GrabModeSync, None, None);
44 XGrabButton(dpy, Button2, MODKEY | numlockmask, c->win, False, BUTTONMASK,
45 GrabModeAsync, GrabModeSync, None, None);
46 XGrabButton(dpy, Button2, MODKEY | numlockmask | LockMask, c->win, False, BUTTONMASK,
47 GrabModeAsync, GrabModeSync, None, None);
49 XGrabButton(dpy, Button3, MODKEY, c->win, False, BUTTONMASK,
50 GrabModeAsync, GrabModeSync, None, None);
51 XGrabButton(dpy, Button3, MODKEY | LockMask, c->win, False, BUTTONMASK,
52 GrabModeAsync, GrabModeSync, None, None);
53 XGrabButton(dpy, Button3, MODKEY | numlockmask, c->win, False, BUTTONMASK,
54 GrabModeAsync, GrabModeSync, None, None);
55 XGrabButton(dpy, Button3, MODKEY | numlockmask | LockMask, c->win, False, BUTTONMASK,
56 GrabModeAsync, GrabModeSync, None, None);
59 XGrabButton(dpy, AnyButton, AnyModifier, c->win, False, BUTTONMASK,
60 GrabModeAsync, GrabModeSync, None, None);
64 isprotodel(Client *c) {
69 if(XGetWMProtocols(dpy, c->win, &protocols, &n)) {
70 for(i = 0; !ret && i < n; i++)
71 if(protocols[i] == wmatom[WMDelete])
79 setclientstate(Client *c, long state) {
80 long data[] = {state, None};
82 XChangeProperty(dpy, c->win, wmatom[WMState], wmatom[WMState], 32,
83 PropModeReplace, (unsigned char *)data, 2);
87 xerrordummy(Display *dsply, XErrorEvent *ee) {
105 XUnmapWindow(dpy, c->win);
106 setclientstate(c, IconicState);
112 configure(Client *c) {
115 ce.type = ConfigureNotify;
123 ce.border_width = c->border;
125 ce.override_redirect = False;
126 XSendEvent(dpy, c->win, False, StructureNotifyMask, (XEvent *)&ce);
132 c->prev->next = c->next;
134 c->next->prev = c->prev;
137 c->next = c->prev = NULL;
142 if((!c && selscreen) || (c && !isvisible(c)))
143 for(c = stack; c && !isvisible(c); c = c->snext);
144 if(sel && sel != c) {
145 grabbuttons(sel, False);
146 XSetWindowBorder(dpy, sel->win, dc.norm[ColBorder]);
151 grabbuttons(c, True);
158 XSetWindowBorder(dpy, c->win, dc.sel[ColBorder]);
159 XSetInputFocus(dpy, c->win, RevertToPointerRoot, CurrentTime);
162 XSetInputFocus(dpy, root, RevertToPointerRoot, CurrentTime);
166 killclient(const char *arg) {
171 if(isprotodel(sel)) {
172 ev.type = ClientMessage;
173 ev.xclient.window = sel->win;
174 ev.xclient.message_type = wmatom[WMProtocols];
175 ev.xclient.format = 32;
176 ev.xclient.data.l[0] = wmatom[WMDelete];
177 ev.xclient.data.l[1] = CurrentTime;
178 XSendEvent(dpy, sel->win, False, NoEventMask, &ev);
181 XKillClient(dpy, sel->win);
185 loadconfig(Client *c) {
190 /* check if window has set a property */
192 XGetTextProperty(dpy, c->win, &name, dwmconfig);
193 if(name.nitems && name.encoding == XA_STRING) {
194 strncpy(config, (char *)name.value, sizeof config - 1);
195 config[sizeof config - 1] = '\0';
197 for(i = 0; i < ntags && i < sizeof config - 1 && config[i] != '\0'; i++)
198 if((c->tags[i] = config[i] == '1'))
200 if(i < sizeof config - 1 && config[i] != '\0')
201 c->isfloating = config[i] == '1';
207 manage(Window w, XWindowAttributes *wa) {
209 Client *c, *t = NULL;
214 c = emallocz(sizeof(Client));
215 c->tags = emallocz(ntags * sizeof(Bool));
221 c->oldborder = wa->border_width;
222 if(c->w == sw && c->h == sh) {
225 c->border = wa->border_width;
228 if(c->x + c->w + 2 * c->border > wax + waw)
229 c->x = wax + waw - c->w - 2 * c->border;
230 if(c->y + c->h + 2 * c->border > way + wah)
231 c->y = way + wah - c->h - 2 * c->border;
236 c->border = BORDERPX;
238 wc.border_width = c->border;
239 XConfigureWindow(dpy, w, CWBorderWidth, &wc);
240 XSetWindowBorder(dpy, w, dc.norm[ColBorder]);
241 configure(c); /* propagates border_width, if size doesn't change */
244 StructureNotifyMask | PropertyChangeMask | EnterWindowMask);
245 grabbuttons(c, False);
247 if((rettrans = XGetTransientForHint(dpy, w, &trans) == Success))
248 for(t = clients; t && t->win != trans; t = t->next);
250 for(i = 0; i < ntags; i++)
251 c->tags[i] = t->tags[i];
255 c->isfloating = (rettrans == Success) || c->isfixed;
259 XMoveResizeWindow(dpy, c->win, c->x, c->y, c->w, c->h); /* some windows require this */
265 resize(Client *c, int x, int y, int w, int h, Bool sizehints) {
266 double dx, dy, max, min, ratio;
270 if(c->minay > 0 && c->maxay > 0 && (h - c->baseh) > 0 && (w - c->basew) > 0) {
271 dx = (double)(w - c->basew);
272 dy = (double)(h - c->baseh);
273 min = (double)(c->minax) / (double)(c->minay);
274 max = (double)(c->maxax) / (double)(c->maxay);
276 if(max > 0 && min > 0 && ratio > 0) {
278 dy = (dx * min + dy) / (min * min + 1);
280 w = (int)dx + c->basew;
281 h = (int)dy + c->baseh;
283 else if(ratio > max) {
284 dy = (dx * min + dy) / (max * max + 1);
286 w = (int)dx + c->basew;
287 h = (int)dy + c->baseh;
291 if(c->minw && w < c->minw)
293 if(c->minh && h < c->minh)
295 if(c->maxw && w > c->maxw)
297 if(c->maxh && h > c->maxh)
300 w -= (w - c->basew) % c->incw;
302 h -= (h - c->baseh) % c->inch;
306 /* offscreen appearance fixes */
308 x = sw - w - 2 * c->border;
310 y = sh - h - 2 * c->border;
311 if(x + w + 2 * c->border < sx)
313 if(y + h + 2 * c->border < sy)
315 if(c->x != x || c->y != y || c->w != w || c->h != h) {
319 c->h = wc.height = h;
320 wc.border_width = c->border;
321 XConfigureWindow(dpy, c->win, CWX | CWY | CWWidth | CWHeight | CWBorderWidth, &wc);
328 saveconfig(Client *c) {
331 for(i = 0; i < ntags && i < sizeof config - 1; i++)
332 config[i] = c->tags[i] ? '1' : '0';
333 if(i < sizeof config - 1)
334 config[i++] = c->isfloating ? '1' : '0';
336 XChangeProperty(dpy, c->win, dwmconfig, XA_STRING, 8,
337 PropModeReplace, (unsigned char *)config, i);
344 XMapWindow(dpy, c->win);
345 setclientstate(c, NormalState);
350 unmanage(Client *c, long state) {
353 wc.border_width = c->oldborder;
354 /* The server grab construct avoids race conditions. */
356 XSetErrorHandler(xerrordummy);
357 XConfigureWindow(dpy, c->win, CWBorderWidth, &wc); /* restore border */
362 XUngrabButton(dpy, AnyButton, AnyModifier, c->win);
363 setclientstate(c, state);
367 XSetErrorHandler(xerror);
369 if(state != NormalState)
374 updatesizehints(Client *c) {
378 if(!XGetWMNormalHints(dpy, c->win, &size, &msize) || !size.flags)
380 c->flags = size.flags;
381 if(c->flags & PBaseSize) {
382 c->basew = size.base_width;
383 c->baseh = size.base_height;
385 else if(c->flags & PMinSize) {
386 c->basew = size.min_width;
387 c->baseh = size.min_height;
390 c->basew = c->baseh = 0;
391 if(c->flags & PResizeInc) {
392 c->incw = size.width_inc;
393 c->inch = size.height_inc;
396 c->incw = c->inch = 0;
397 if(c->flags & PMaxSize) {
398 c->maxw = size.max_width;
399 c->maxh = size.max_height;
402 c->maxw = c->maxh = 0;
403 if(c->flags & PMinSize) {
404 c->minw = size.min_width;
405 c->minh = size.min_height;
407 else if(c->flags & PBaseSize) {
408 c->minw = size.base_width;
409 c->minh = size.base_height;
412 c->minw = c->minh = 0;
413 if(c->flags & PAspect) {
414 c->minax = size.min_aspect.x;
415 c->maxax = size.max_aspect.x;
416 c->minay = size.min_aspect.y;
417 c->maxay = size.max_aspect.y;
420 c->minax = c->maxax = c->minay = c->maxay = 0;
421 c->isfixed = (c->maxw && c->minw && c->maxh && c->minh
422 && c->maxw == c->minw && c->maxh == c->minh);
426 updatetitle(Client *c) {
433 XGetTextProperty(dpy, c->win, &name, netatom[NetWMName]);
435 XGetWMName(dpy, c->win, &name);
438 if(name.encoding == XA_STRING)
439 strncpy(c->name, (char *)name.value, sizeof c->name - 1);
441 if(XmbTextPropertyToTextList(dpy, &name, &list, &n) >= Success
444 strncpy(c->name, *list, sizeof c->name - 1);
445 XFreeStringList(list);
448 c->name[sizeof c->name - 1] = '\0';