1 /* (C)opyright MMVI-MMVII Anselm R. Garbe <garbeam at gmail dot com>
2 * See LICENSE file for license details.
13 grabbuttons(Client *c, Bool focused) {
14 XUngrabButton(dpy, AnyButton, AnyModifier, c->win);
17 XGrabButton(dpy, Button1, MODKEY, c->win, False, BUTTONMASK,
18 GrabModeAsync, GrabModeSync, None, None);
19 XGrabButton(dpy, Button1, MODKEY | LockMask, c->win, False, BUTTONMASK,
20 GrabModeAsync, GrabModeSync, None, None);
21 XGrabButton(dpy, Button1, MODKEY | numlockmask, c->win, False, BUTTONMASK,
22 GrabModeAsync, GrabModeSync, None, None);
23 XGrabButton(dpy, Button1, MODKEY | numlockmask | LockMask, c->win, False, BUTTONMASK,
24 GrabModeAsync, GrabModeSync, None, None);
26 XGrabButton(dpy, Button2, MODKEY, c->win, False, BUTTONMASK,
27 GrabModeAsync, GrabModeSync, None, None);
28 XGrabButton(dpy, Button2, MODKEY | LockMask, c->win, False, BUTTONMASK,
29 GrabModeAsync, GrabModeSync, None, None);
30 XGrabButton(dpy, Button2, MODKEY | numlockmask, c->win, False, BUTTONMASK,
31 GrabModeAsync, GrabModeSync, None, None);
32 XGrabButton(dpy, Button2, MODKEY | numlockmask | LockMask, c->win, False, BUTTONMASK,
33 GrabModeAsync, GrabModeSync, None, None);
35 XGrabButton(dpy, Button3, MODKEY, c->win, False, BUTTONMASK,
36 GrabModeAsync, GrabModeSync, None, None);
37 XGrabButton(dpy, Button3, MODKEY | LockMask, c->win, False, BUTTONMASK,
38 GrabModeAsync, GrabModeSync, None, None);
39 XGrabButton(dpy, Button3, MODKEY | numlockmask, c->win, False, BUTTONMASK,
40 GrabModeAsync, GrabModeSync, None, None);
41 XGrabButton(dpy, Button3, MODKEY | numlockmask | LockMask, c->win, False, BUTTONMASK,
42 GrabModeAsync, GrabModeSync, None, None);
45 XGrabButton(dpy, AnyButton, AnyModifier, c->win, False, BUTTONMASK,
46 GrabModeAsync, GrabModeSync, None, None);
50 isprotodel(Client *c) {
55 if(XGetWMProtocols(dpy, c->win, &protocols, &n)) {
56 for(i = 0; !ret && i < n; i++)
57 if(protocols[i] == wmatom[WMDelete])
65 setclientstate(Client *c, long state) {
66 long data[] = {state, None};
67 XChangeProperty(dpy, c->win, wmatom[WMState], wmatom[WMState], 32,
68 PropModeReplace, (unsigned char *)data, 2);
72 xerrordummy(Display *dsply, XErrorEvent *ee) {
87 attachstack(Client *c) {
93 configure(Client *c) {
96 ce.type = ConfigureNotify;
104 ce.border_width = c->border;
106 ce.override_redirect = False;
107 XSendEvent(dpy, c->win, False, StructureNotifyMask, (XEvent *)&ce);
113 c->prev->next = c->next;
115 c->next->prev = c->prev;
118 c->next = c->prev = NULL;
122 detachstack(Client *c) {
124 for(tc=&stack; *tc && *tc != c; tc=&(*tc)->snext);
130 if(c && !isvisible(c))
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 focusnext(Arg *arg) {
159 for(c = sel->next; c && !isvisible(c); c = c->next);
161 for(c = clients; c && !isvisible(c); c = c->next);
169 focusprev(Arg *arg) {
174 for(c = sel->prev; c && !isvisible(c); c = c->prev);
176 for(c = clients; c && c->next; c = c->next);
177 for(; c && !isvisible(c); c = c->prev);
186 getclient(Window w) {
189 for(c = clients; c; c = c->next)
196 killclient(Arg *arg) {
200 sendevent(sel->win, wmatom[WMProtocols], wmatom[WMDelete]);
202 XKillClient(dpy, sel->win);
206 manage(Window w, XWindowAttributes *wa) {
211 c = emallocz(sizeof(Client));
212 c->tags = emallocz(ntags * sizeof(Bool));
218 if(c->w == sw && c->h == sh) {
224 c->border = BORDERPX;
225 if(c->x + c->w + 2 * c->border > wax + waw)
226 c->x = wax + waw - c->w - 2 * c->border;
227 if(c->y + c->h + 2 * c->border > way + wah)
228 c->y = way + wah - c->h - 2 * c->border;
235 XSelectInput(dpy, c->win,
236 StructureNotifyMask | PropertyChangeMask | EnterWindowMask);
237 XGetTransientForHint(dpy, c->win, &trans);
238 grabbuttons(c, False);
239 wc.border_width = c->border;
240 XConfigureWindow(dpy, c->win, CWBorderWidth, &wc);
241 XSetWindowBorder(dpy, c->win, dc.norm[ColBorder]);
242 configure(c); /* propagates border_width, if size doesn't change */
244 t = getclient(trans);
247 c->isfloat = (t != 0) || c->isfixed;
251 XMoveWindow(dpy, c->win, c->x + 2 * sw, c->y);
252 XMapWindow(dpy, c->win);
253 setclientstate(c, NormalState);
260 resize(Client *c, int x, int y, int w, int h, Bool sizehints) {
261 float actual, dx, dy, max, min;
267 if(c->minw && w < c->minw)
269 if(c->minh && h < c->minh)
271 if(c->maxw && w > c->maxw)
273 if(c->maxh && h > c->maxh)
275 /* inspired by algorithm from fluxbox */
276 if(c->minay > 0 && c->maxay && (h - c->baseh) > 0) {
277 dx = (float)(w - c->basew);
278 dy = (float)(h - c->baseh);
279 min = (float)(c->minax) / (float)(c->minay);
280 max = (float)(c->maxax) / (float)(c->maxay);
282 if(max > 0 && min > 0 && actual > 0) {
284 dy = (dx * min + dy) / (min * min + 1);
286 w = (int)dx + c->basew;
287 h = (int)dy + c->baseh;
289 else if(actual > max) {
290 dy = (dx * min + dy) / (max * max + 1);
292 w = (int)dx + c->basew;
293 h = (int)dy + c->baseh;
298 w -= (w - c->basew) % c->incw;
300 h -= (h - c->baseh) % c->inch;
302 if(w == sw && h == sh)
305 c->border = BORDERPX;
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 updatesizehints(Client *c) {
332 if(!XGetWMNormalHints(dpy, c->win, &size, &msize) || !size.flags)
334 c->flags = size.flags;
335 if(c->flags & PBaseSize) {
336 c->basew = size.base_width;
337 c->baseh = size.base_height;
340 c->basew = c->baseh = 0;
341 if(c->flags & PResizeInc) {
342 c->incw = size.width_inc;
343 c->inch = size.height_inc;
346 c->incw = c->inch = 0;
347 if(c->flags & PMaxSize) {
348 c->maxw = size.max_width;
349 c->maxh = size.max_height;
352 c->maxw = c->maxh = 0;
353 if(c->flags & PMinSize) {
354 c->minw = size.min_width;
355 c->minh = size.min_height;
358 c->minw = c->minh = 0;
359 if(c->flags & PAspect) {
360 c->minax = size.min_aspect.x;
361 c->minay = size.min_aspect.y;
362 c->maxax = size.max_aspect.x;
363 c->maxay = size.max_aspect.y;
366 c->minax = c->minay = c->maxax = c->maxay = 0;
367 c->isfixed = (c->maxw && c->minw && c->maxh && c->minh
368 && c->maxw == c->minw && c->maxh == c->minh);
372 updatetitle(Client *c) {
379 XGetTextProperty(dpy, c->win, &name, netatom[NetWMName]);
381 XGetWMName(dpy, c->win, &name);
384 if(name.encoding == XA_STRING)
385 strncpy(c->name, (char *)name.value, sizeof c->name);
387 if(XmbTextPropertyToTextList(dpy, &name, &list, &n) >= Success
390 strncpy(c->name, *list, sizeof c->name);
391 XFreeStringList(list);
398 unmanage(Client *c) {
401 /* The server grab construct avoids race conditions. */
403 XSetErrorHandler(xerrordummy);
407 for(nc = stack; nc && !isvisible(nc); nc = nc->snext);
410 XUngrabButton(dpy, AnyButton, AnyModifier, c->win);
411 setclientstate(c, WithdrawnState);
415 XSetErrorHandler(xerror);