1 /* See LICENSE file for copyright and license details. */
11 attachstack(Client *c) {
17 detachstack(Client *c) {
20 for(tc=&stack; *tc && *tc != c; tc=&(*tc)->snext);
25 grabbuttons(Client *c, Bool focused) {
26 XUngrabButton(dpy, AnyButton, AnyModifier, c->win);
29 XGrabButton(dpy, Button1, MODKEY, c->win, False, BUTTONMASK,
30 GrabModeAsync, GrabModeSync, None, None);
31 XGrabButton(dpy, Button1, MODKEY | LockMask, c->win, False, BUTTONMASK,
32 GrabModeAsync, GrabModeSync, None, None);
33 XGrabButton(dpy, Button1, MODKEY | numlockmask, c->win, False, BUTTONMASK,
34 GrabModeAsync, GrabModeSync, None, None);
35 XGrabButton(dpy, Button1, MODKEY | numlockmask | LockMask, c->win, False, BUTTONMASK,
36 GrabModeAsync, GrabModeSync, None, None);
38 XGrabButton(dpy, Button2, MODKEY, c->win, False, BUTTONMASK,
39 GrabModeAsync, GrabModeSync, None, None);
40 XGrabButton(dpy, Button2, MODKEY | LockMask, c->win, False, BUTTONMASK,
41 GrabModeAsync, GrabModeSync, None, None);
42 XGrabButton(dpy, Button2, MODKEY | numlockmask, c->win, False, BUTTONMASK,
43 GrabModeAsync, GrabModeSync, None, None);
44 XGrabButton(dpy, Button2, MODKEY | numlockmask | LockMask, c->win, False, BUTTONMASK,
45 GrabModeAsync, GrabModeSync, None, None);
47 XGrabButton(dpy, Button3, MODKEY, c->win, False, BUTTONMASK,
48 GrabModeAsync, GrabModeSync, None, None);
49 XGrabButton(dpy, Button3, MODKEY | LockMask, c->win, False, BUTTONMASK,
50 GrabModeAsync, GrabModeSync, None, None);
51 XGrabButton(dpy, Button3, MODKEY | numlockmask, c->win, False, BUTTONMASK,
52 GrabModeAsync, GrabModeSync, None, None);
53 XGrabButton(dpy, Button3, MODKEY | numlockmask | LockMask, c->win, False, BUTTONMASK,
54 GrabModeAsync, GrabModeSync, None, None);
57 XGrabButton(dpy, AnyButton, AnyModifier, c->win, False, BUTTONMASK,
58 GrabModeAsync, GrabModeSync, None, None);
62 isprotodel(Client *c) {
67 if(XGetWMProtocols(dpy, c->win, &protocols, &n)) {
68 for(i = 0; !ret && i < n; i++)
69 if(protocols[i] == wmatom[WMDelete])
77 setclientstate(Client *c, long state) {
78 long data[] = {state, None};
80 XChangeProperty(dpy, c->win, wmatom[WMState], wmatom[WMState], 32,
81 PropModeReplace, (unsigned char *)data, 2);
85 xerrordummy(Display *dsply, XErrorEvent *ee) {
100 configure(Client *c) {
103 ce.type = ConfigureNotify;
111 ce.border_width = c->border;
113 ce.override_redirect = False;
114 XSendEvent(dpy, c->win, False, StructureNotifyMask, (XEvent *)&ce);
120 c->prev->next = c->next;
122 c->next->prev = c->prev;
125 c->next = c->prev = NULL;
130 if((!c && selscreen)|| (c && !isvisible(c)))
131 for(c = stack; c && !isvisible(c); c = c->snext);
132 if(sel && sel != c) {
133 grabbuttons(sel, False);
134 XSetWindowBorder(dpy, sel->win, dc.norm[ColBorder]);
139 grabbuttons(c, True);
146 XSetWindowBorder(dpy, c->win, dc.sel[ColBorder]);
147 XSetInputFocus(dpy, c->win, RevertToPointerRoot, CurrentTime);
150 XSetInputFocus(dpy, root, RevertToPointerRoot, CurrentTime);
154 killclient(const char *arg) {
159 if(isprotodel(sel)) {
160 ev.type = ClientMessage;
161 ev.xclient.window = sel->win;
162 ev.xclient.message_type = wmatom[WMProtocols];
163 ev.xclient.format = 32;
164 ev.xclient.data.l[0] = wmatom[WMDelete];
165 ev.xclient.data.l[1] = CurrentTime;
166 XSendEvent(dpy, sel->win, False, NoEventMask, &ev);
169 XKillClient(dpy, sel->win);
173 manage(Window w, XWindowAttributes *wa) {
174 Client *c, *t = NULL;
179 c = emallocz(sizeof(Client));
180 c->tags = emallocz(ntags * sizeof(Bool));
186 c->oldborder = wa->border_width;
187 if(c->w == sw && c->h == sh) {
190 c->border = wa->border_width;
193 if(c->x + c->w + 2 * c->border > wax + waw)
194 c->x = wax + waw - c->w - 2 * c->border;
195 if(c->y + c->h + 2 * c->border > way + wah)
196 c->y = way + wah - c->h - 2 * c->border;
201 c->border = BORDERPX;
203 wc.border_width = c->border;
204 XConfigureWindow(dpy, w, CWBorderWidth, &wc);
205 XSetWindowBorder(dpy, w, dc.norm[ColBorder]);
206 configure(c); /* propagates border_width, if size doesn't change */
209 StructureNotifyMask | PropertyChangeMask | EnterWindowMask);
210 grabbuttons(c, False);
212 if((rettrans = XGetTransientForHint(dpy, w, &trans) == Success))
213 for(t = clients; t && t->win != trans; t = t->next);
216 c->isfloating = (rettrans == Success) || c->isfixed;
221 setclientstate(c, NormalState);
227 resize(Client *c, int x, int y, int w, int h, Bool sizehints) {
228 float dx, dy, max, min, ratio;
234 if(c->minay > 0 && c->maxay > 0 && (h - c->baseh) > 0) {
235 dx = (float)(w - c->basew);
236 dy = (float)(h - c->baseh);
237 min = (float)(c->minax) / (float)(c->minay);
238 max = (float)(c->maxax) / (float)(c->maxay);
240 if(max > 0 && min > 0 && ratio > 0) {
242 dy = (dx * min + dy) / (min * min + 1);
244 w = (int)dx + c->basew;
245 h = (int)dy + c->baseh;
247 else if(ratio > max) {
248 dy = (dx * min + dy) / (max * max + 1);
250 w = (int)dx + c->basew;
251 h = (int)dy + c->baseh;
255 if(c->minw && w < c->minw)
257 if(c->minh && h < c->minh)
259 if(c->maxw && w > c->maxw)
261 if(c->maxh && h > c->maxh)
264 w -= (w - c->basew) % c->incw;
266 h -= (h - c->baseh) % c->inch;
270 /* offscreen appearance fixes */
272 x = sw - w - 2 * c->border;
274 y = sh - h - 2 * c->border;
275 if(x + w + 2 * c->border < sx)
277 if(y + h + 2 * c->border < sy)
279 if(c->x != x || c->y != y || c->w != w || c->h != h) {
283 c->h = wc.height = h;
284 wc.border_width = c->border;
285 XConfigureWindow(dpy, c->win, CWX | CWY | CWWidth | CWHeight | CWBorderWidth, &wc);
292 togglefloating(const char *arg) {
293 if(!sel || lt->arrange == floating)
295 sel->isfloating = !sel->isfloating;
297 resize(sel, sel->x, sel->y, sel->w, sel->h, True);
302 updatesizehints(Client *c) {
306 if(!XGetWMNormalHints(dpy, c->win, &size, &msize) || !size.flags)
308 c->flags = size.flags;
309 if(c->flags & PBaseSize) {
310 c->basew = size.base_width;
311 c->baseh = size.base_height;
313 else if(c->flags & PMinSize) {
314 c->basew = size.min_width;
315 c->baseh = size.min_height;
318 c->basew = c->baseh = 0;
319 if(c->flags & PResizeInc) {
320 c->incw = size.width_inc;
321 c->inch = size.height_inc;
324 c->incw = c->inch = 0;
325 if(c->flags & PMaxSize) {
326 c->maxw = size.max_width;
327 c->maxh = size.max_height;
330 c->maxw = c->maxh = 0;
331 if(c->flags & PMinSize) {
332 c->minw = size.min_width;
333 c->minh = size.min_height;
335 else if(c->flags & PBaseSize) {
336 c->minw = size.base_width;
337 c->minh = size.base_height;
340 c->minw = c->minh = 0;
341 if(c->flags & PAspect) {
342 c->minax = size.min_aspect.x;
343 c->maxax = size.max_aspect.x;
344 c->minay = size.min_aspect.y;
345 c->maxay = size.max_aspect.y;
348 c->minax = c->maxax = c->minay = c->maxay = 0;
349 c->isfixed = (c->maxw && c->minw && c->maxh && c->minh
350 && c->maxw == c->minw && c->maxh == c->minh);
354 updatetitle(Client *c) {
361 XGetTextProperty(dpy, c->win, &name, netatom[NetWMName]);
363 XGetWMName(dpy, c->win, &name);
366 if(name.encoding == XA_STRING)
367 strncpy(c->name, (char *)name.value, sizeof c->name - 1);
369 if(XmbTextPropertyToTextList(dpy, &name, &list, &n) >= Success
372 strncpy(c->name, *list, sizeof c->name - 1);
373 XFreeStringList(list);
376 c->name[sizeof c->name - 1] = '\0';
381 unmanage(Client *c) {
384 wc.border_width = c->oldborder;
385 /* The server grab construct avoids race conditions. */
387 XSetErrorHandler(xerrordummy);
388 XConfigureWindow(dpy, c->win, CWBorderWidth, &wc); /* restore border */
393 XUngrabButton(dpy, AnyButton, AnyModifier, c->win);
394 setclientstate(c, WithdrawnState);
398 XSetErrorHandler(xerror);