1 /* See LICENSE file for copyright and license details. */
10 static char prop[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 getprops(Client *c) {
189 if(gettextprop(c->win, dwmprops, prop, sizeof prop)) {
190 for(i = 0; i < ntags && i < sizeof prop - 1 && prop[i] != '\0'; i++)
191 if((c->tags[i] = prop[i] == '1'))
193 if(i < sizeof prop - 1 && prop[i] != '\0')
194 c->isfloating = prop[i] == '1';
200 manage(Window w, XWindowAttributes *wa) {
202 Client *c, *t = NULL;
207 c = emallocz(sizeof(Client));
208 c->tags = emallocz(ntags * sizeof(Bool));
214 c->oldborder = wa->border_width;
215 if(c->w == sw && c->h == sh) {
218 c->border = wa->border_width;
221 if(c->x + c->w + 2 * c->border > wax + waw)
222 c->x = wax + waw - c->w - 2 * c->border;
223 if(c->y + c->h + 2 * c->border > way + wah)
224 c->y = way + wah - c->h - 2 * c->border;
229 c->border = BORDERPX;
231 wc.border_width = c->border;
232 XConfigureWindow(dpy, w, CWBorderWidth, &wc);
233 XSetWindowBorder(dpy, w, dc.norm[ColBorder]);
234 configure(c); /* propagates border_width, if size doesn't change */
237 StructureNotifyMask | PropertyChangeMask | EnterWindowMask);
238 grabbuttons(c, False);
240 if((rettrans = XGetTransientForHint(dpy, w, &trans) == Success))
241 for(t = clients; t && t->win != trans; t = t->next);
243 for(i = 0; i < ntags; i++)
244 c->tags[i] = t->tags[i];
248 c->isfloating = (rettrans == Success) || c->isfixed;
252 XMoveResizeWindow(dpy, c->win, c->x, c->y, c->w, c->h); /* some windows require this */
258 resize(Client *c, int x, int y, int w, int h, Bool sizehints) {
259 double dx, dy, max, min, ratio;
263 if(c->minay > 0 && c->maxay > 0 && (h - c->baseh) > 0 && (w - c->basew) > 0) {
264 dx = (double)(w - c->basew);
265 dy = (double)(h - c->baseh);
266 min = (double)(c->minax) / (double)(c->minay);
267 max = (double)(c->maxax) / (double)(c->maxay);
269 if(max > 0 && min > 0 && ratio > 0) {
271 dy = (dx * min + dy) / (min * min + 1);
273 w = (int)dx + c->basew;
274 h = (int)dy + c->baseh;
276 else if(ratio > max) {
277 dy = (dx * min + dy) / (max * max + 1);
279 w = (int)dx + c->basew;
280 h = (int)dy + c->baseh;
284 if(c->minw && w < c->minw)
286 if(c->minh && h < c->minh)
288 if(c->maxw && w > c->maxw)
290 if(c->maxh && h > c->maxh)
293 w -= (w - c->basew) % c->incw;
295 h -= (h - c->baseh) % c->inch;
299 /* offscreen appearance fixes */
301 x = sw - w - 2 * c->border;
303 y = sh - h - 2 * c->border;
304 if(x + w + 2 * c->border < sx)
306 if(y + h + 2 * c->border < sy)
308 if(c->x != x || c->y != y || c->w != w || c->h != h) {
312 c->h = wc.height = h;
313 wc.border_width = c->border;
314 XConfigureWindow(dpy, c->win, CWX | CWY | CWWidth | CWHeight | CWBorderWidth, &wc);
321 setprops(Client *c) {
324 for(i = 0; i < ntags && i < sizeof prop - 1; i++)
325 prop[i] = c->tags[i] ? '1' : '0';
326 if(i < sizeof prop - 1)
327 prop[i++] = c->isfloating ? '1' : '0';
329 XChangeProperty(dpy, c->win, dwmprops, XA_STRING, 8,
330 PropModeReplace, (unsigned char *)prop, i);
337 XMapWindow(dpy, c->win);
338 setclientstate(c, NormalState);
343 unmanage(Client *c, long state) {
346 wc.border_width = c->oldborder;
347 /* The server grab construct avoids race conditions. */
349 XSetErrorHandler(xerrordummy);
350 XConfigureWindow(dpy, c->win, CWBorderWidth, &wc); /* restore border */
355 XUngrabButton(dpy, AnyButton, AnyModifier, c->win);
356 setclientstate(c, state);
360 XSetErrorHandler(xerror);
362 if(state != NormalState)
367 updatesizehints(Client *c) {
371 if(!XGetWMNormalHints(dpy, c->win, &size, &msize) || !size.flags)
373 c->flags = size.flags;
374 if(c->flags & PBaseSize) {
375 c->basew = size.base_width;
376 c->baseh = size.base_height;
378 else if(c->flags & PMinSize) {
379 c->basew = size.min_width;
380 c->baseh = size.min_height;
383 c->basew = c->baseh = 0;
384 if(c->flags & PResizeInc) {
385 c->incw = size.width_inc;
386 c->inch = size.height_inc;
389 c->incw = c->inch = 0;
390 if(c->flags & PMaxSize) {
391 c->maxw = size.max_width;
392 c->maxh = size.max_height;
395 c->maxw = c->maxh = 0;
396 if(c->flags & PMinSize) {
397 c->minw = size.min_width;
398 c->minh = size.min_height;
400 else if(c->flags & PBaseSize) {
401 c->minw = size.base_width;
402 c->minh = size.base_height;
405 c->minw = c->minh = 0;
406 if(c->flags & PAspect) {
407 c->minax = size.min_aspect.x;
408 c->maxax = size.max_aspect.x;
409 c->minay = size.min_aspect.y;
410 c->maxay = size.max_aspect.y;
413 c->minax = c->maxax = c->minay = c->maxay = 0;
414 c->isfixed = (c->maxw && c->minw && c->maxh && c->minh
415 && c->maxw == c->minw && c->maxh == c->minh);
419 updatetitle(Client *c) {
420 if(!gettextprop(c->win, netatom[NetWMName], c->name, sizeof c->name))
421 gettextprop(c->win, wmatom[WMName], c->name, sizeof c->name);