1 /* (C)opyright MMVI-MMVII Anselm R. Garbe <garbeam at gmail dot com>
2 * See LICENSE file for license details.
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 togglemax(Client *c) {
92 if((c->ismax = !c->ismax)) {
97 resize(c, wax, way, waw - 2 * BORDERPX, wah - 2 * BORDERPX, True);
100 resize(c, c->rx, c->ry, c->rw, c->rh, True);
101 while(XCheckMaskEvent(dpy, EnterWindowMask, &ev));
105 xerrordummy(Display *dsply, XErrorEvent *ee) {
120 configure(Client *c) {
123 ce.type = ConfigureNotify;
131 ce.border_width = c->border;
133 ce.override_redirect = False;
134 XSendEvent(dpy, c->win, False, StructureNotifyMask, (XEvent *)&ce);
140 c->prev->next = c->next;
142 c->next->prev = c->prev;
145 c->next = c->prev = NULL;
150 if(c && !isvisible(c))
152 if(sel && sel != c) {
153 grabbuttons(sel, False);
154 XSetWindowBorder(dpy, sel->win, dc.norm[ColBorder]);
159 grabbuttons(c, True);
166 XSetWindowBorder(dpy, c->win, dc.sel[ColBorder]);
167 XSetInputFocus(dpy, c->win, RevertToPointerRoot, CurrentTime);
170 XSetInputFocus(dpy, root, RevertToPointerRoot, CurrentTime);
174 killclient(Arg *arg) {
178 sendevent(sel->win, wmatom[WMProtocols], wmatom[WMDelete]);
180 XKillClient(dpy, sel->win);
184 manage(Window w, XWindowAttributes *wa) {
189 c = emallocz(sizeof(Client));
190 c->tags = emallocz(ntags * sizeof(Bool));
196 if(c->w == sw && c->h == sh) {
202 c->border = BORDERPX;
203 if(c->x + c->w + 2 * c->border > wax + waw)
204 c->x = wax + waw - c->w - 2 * c->border;
205 if(c->y + c->h + 2 * c->border > way + wah)
206 c->y = way + wah - c->h - 2 * c->border;
214 StructureNotifyMask | PropertyChangeMask | EnterWindowMask);
215 XGetTransientForHint(dpy, w, &trans);
216 grabbuttons(c, False);
217 wc.border_width = c->border;
218 XConfigureWindow(dpy, w, CWBorderWidth, &wc);
219 XSetWindowBorder(dpy, w, dc.norm[ColBorder]);
220 configure(c); /* propagates border_width, if size doesn't change */
222 for(t = clients; t && t->win != trans; t = t->next);
225 c->isversatile = (t != NULL) || c->isfixed;
229 XMoveWindow(dpy, w, c->x + 2 * sw, c->y);
231 setclientstate(c, NormalState);
238 resize(Client *c, int x, int y, int w, int h, Bool sizehints) {
239 float actual, dx, dy, max, min;
245 if(c->minw && w < c->minw)
247 if(c->minh && h < c->minh)
249 if(c->maxw && w > c->maxw)
251 if(c->maxh && h > c->maxh)
253 /* inspired by algorithm from fluxbox */
254 if(c->minay > 0 && c->maxay && (h - c->baseh) > 0) {
255 dx = (float)(w - c->basew);
256 dy = (float)(h - c->baseh);
257 min = (float)(c->minax) / (float)(c->minay);
258 max = (float)(c->maxax) / (float)(c->maxay);
260 if(max > 0 && min > 0 && actual > 0) {
262 dy = (dx * min + dy) / (min * min + 1);
264 w = (int)dx + c->basew;
265 h = (int)dy + c->baseh;
267 else if(actual > max) {
268 dy = (dx * min + dy) / (max * max + 1);
270 w = (int)dx + c->basew;
271 h = (int)dy + c->baseh;
276 w -= (w - c->basew) % c->incw;
278 h -= (h - c->baseh) % c->inch;
280 if(w == sw && h == sh)
283 c->border = BORDERPX;
284 /* offscreen appearance fixes */
286 x = sw - w - 2 * c->border;
288 y = sh - h - 2 * c->border;
289 if(x + w + 2 * c->border < sx)
291 if(y + h + 2 * c->border < sy)
293 if(c->x != x || c->y != y || c->w != w || c->h != h) {
297 c->h = wc.height = h;
298 wc.border_width = c->border;
299 XConfigureWindow(dpy, c->win, CWX | CWY | CWWidth | CWHeight | CWBorderWidth, &wc);
306 toggleversatile(Arg *arg) {
307 if(!sel || lt->arrange == versatile)
309 sel->isversatile = !sel->isversatile;
314 updatesizehints(Client *c) {
318 if(!XGetWMNormalHints(dpy, c->win, &size, &msize) || !size.flags)
320 c->flags = size.flags;
321 if(c->flags & PBaseSize) {
322 c->basew = size.base_width;
323 c->baseh = size.base_height;
326 c->basew = c->baseh = 0;
327 if(c->flags & PResizeInc) {
328 c->incw = size.width_inc;
329 c->inch = size.height_inc;
332 c->incw = c->inch = 0;
333 if(c->flags & PMaxSize) {
334 c->maxw = size.max_width;
335 c->maxh = size.max_height;
338 c->maxw = c->maxh = 0;
339 if(c->flags & PMinSize) {
340 c->minw = size.min_width;
341 c->minh = size.min_height;
344 c->minw = c->minh = 0;
345 if(c->flags & PAspect) {
346 c->minax = size.min_aspect.x;
347 c->minay = size.min_aspect.y;
348 c->maxax = size.max_aspect.x;
349 c->maxay = size.max_aspect.y;
352 c->minax = c->minay = c->maxax = c->maxay = 0;
353 c->isfixed = (c->maxw && c->minw && c->maxh && c->minh
354 && c->maxw == c->minw && c->maxh == c->minh);
358 updatetitle(Client *c) {
365 XGetTextProperty(dpy, c->win, &name, netatom[NetWMName]);
367 XGetWMName(dpy, c->win, &name);
370 if(name.encoding == XA_STRING)
371 strncpy(c->name, (char *)name.value, sizeof c->name);
373 if(XmbTextPropertyToTextList(dpy, &name, &list, &n) >= Success
376 strncpy(c->name, *list, sizeof c->name);
377 XFreeStringList(list);
384 unmanage(Client *c) {
387 /* The server grab construct avoids race conditions. */
389 XSetErrorHandler(xerrordummy);
393 for(nc = stack; nc && !isvisible(nc); nc = nc->snext);
396 XUngrabButton(dpy, AnyButton, AnyModifier, c->win);
397 setclientstate(c, WithdrawnState);
401 XSetErrorHandler(xerror);
413 if(sel->isversatile || (lt->arrange == versatile)) {
417 for(n = 0, c = nexttiled(clients); c; c = nexttiled(c->next))
419 if((c = sel) == nexttiled(clients))
420 if(!(c = nexttiled(c->next)))