1 /* © 2004-2007 Anselm R. Garbe <garbeam at gmail dot com>
2 * See LICENSE file for license details. */
12 attachstack(Client *c) {
18 detachstack(Client *c) {
21 for(tc=&stack; *tc && *tc != c; tc=&(*tc)->snext);
26 grabbuttons(Client *c, Bool focused) {
27 XUngrabButton(dpy, AnyButton, AnyModifier, c->win);
30 XGrabButton(dpy, Button1, MODKEY, c->win, False, BUTTONMASK,
31 GrabModeAsync, GrabModeSync, None, None);
32 XGrabButton(dpy, Button1, MODKEY | LockMask, c->win, False, BUTTONMASK,
33 GrabModeAsync, GrabModeSync, None, None);
34 XGrabButton(dpy, Button1, MODKEY | numlockmask, c->win, False, BUTTONMASK,
35 GrabModeAsync, GrabModeSync, None, None);
36 XGrabButton(dpy, Button1, MODKEY | numlockmask | LockMask, c->win, False, BUTTONMASK,
37 GrabModeAsync, GrabModeSync, None, None);
39 XGrabButton(dpy, Button2, MODKEY, c->win, False, BUTTONMASK,
40 GrabModeAsync, GrabModeSync, None, None);
41 XGrabButton(dpy, Button2, MODKEY | LockMask, c->win, False, BUTTONMASK,
42 GrabModeAsync, GrabModeSync, None, None);
43 XGrabButton(dpy, Button2, MODKEY | numlockmask, c->win, False, BUTTONMASK,
44 GrabModeAsync, GrabModeSync, None, None);
45 XGrabButton(dpy, Button2, MODKEY | numlockmask | LockMask, c->win, False, BUTTONMASK,
46 GrabModeAsync, GrabModeSync, None, None);
48 XGrabButton(dpy, Button3, MODKEY, c->win, False, BUTTONMASK,
49 GrabModeAsync, GrabModeSync, None, None);
50 XGrabButton(dpy, Button3, MODKEY | LockMask, c->win, False, BUTTONMASK,
51 GrabModeAsync, GrabModeSync, None, None);
52 XGrabButton(dpy, Button3, MODKEY | numlockmask, c->win, False, BUTTONMASK,
53 GrabModeAsync, GrabModeSync, None, None);
54 XGrabButton(dpy, Button3, MODKEY | numlockmask | LockMask, c->win, False, BUTTONMASK,
55 GrabModeAsync, GrabModeSync, None, None);
58 XGrabButton(dpy, AnyButton, AnyModifier, c->win, False, BUTTONMASK,
59 GrabModeAsync, GrabModeSync, None, None);
63 isprotodel(Client *c) {
68 if(XGetWMProtocols(dpy, c->win, &protocols, &n)) {
69 for(i = 0; !ret && i < n; i++)
70 if(protocols[i] == wmatom[WMDelete])
78 setclientstate(Client *c, long state) {
79 long data[] = {state, None};
81 XChangeProperty(dpy, c->win, wmatom[WMState], wmatom[WMState], 32,
82 PropModeReplace, (unsigned char *)data, 2);
86 xerrordummy(Display *dsply, XErrorEvent *ee) {
101 configure(Client *c) {
104 ce.type = ConfigureNotify;
112 ce.border_width = c->border;
114 ce.override_redirect = False;
115 XSendEvent(dpy, c->win, False, StructureNotifyMask, (XEvent *)&ce);
121 c->prev->next = c->next;
123 c->next->prev = c->prev;
126 c->next = c->prev = NULL;
131 if(c && !isvisible(c))
133 if(sel && sel != c) {
134 grabbuttons(sel, False);
135 XSetWindowBorder(dpy, sel->win, dc.norm[ColBorder]);
140 grabbuttons(c, True);
147 XSetWindowBorder(dpy, c->win, dc.sel[ColBorder]);
148 XSetInputFocus(dpy, c->win, RevertToPointerRoot, CurrentTime);
151 XSetInputFocus(dpy, root, RevertToPointerRoot, CurrentTime);
155 killclient(const char *arg) {
160 if(isprotodel(sel)) {
161 ev.type = ClientMessage;
162 ev.xclient.window = sel->win;
163 ev.xclient.message_type = wmatom[WMProtocols];
164 ev.xclient.format = 32;
165 ev.xclient.data.l[0] = wmatom[WMDelete];
166 ev.xclient.data.l[1] = CurrentTime;
167 XSendEvent(dpy, sel->win, False, NoEventMask, &ev);
170 XKillClient(dpy, sel->win);
174 manage(Window w, XWindowAttributes *wa) {
175 Client *c, *t = NULL;
180 c = emallocz(sizeof(Client));
181 c->tags = emallocz(ntags * sizeof(Bool));
187 if(c->w == sw && c->h == sh) {
193 c->border = BORDERPX;
194 if(c->x + c->w + 2 * c->border > wax + waw)
195 c->x = wax + waw - c->w - 2 * c->border;
196 if(c->y + c->h + 2 * c->border > way + wah)
197 c->y = way + wah - c->h - 2 * c->border;
205 StructureNotifyMask | PropertyChangeMask | EnterWindowMask);
206 grabbuttons(c, False);
207 wc.border_width = c->border;
208 XConfigureWindow(dpy, w, CWBorderWidth, &wc);
209 XSetWindowBorder(dpy, w, dc.norm[ColBorder]);
210 configure(c); /* propagates border_width, if size doesn't change */
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;
220 XMoveWindow(dpy, w, c->x + 2 * sw, c->y);
222 setclientstate(c, NormalState);
229 resize(Client *c, int x, int y, int w, int h, Bool sizehints) {
230 float dx, dy, max, min, ratio;
236 if(c->minay > 0 && c->maxay > 0 && (h - c->baseh) > 0) {
237 dx = (float)(w - c->basew);
238 dy = (float)(h - c->baseh);
239 min = (float)(c->minax) / (float)(c->minay);
240 max = (float)(c->maxax) / (float)(c->maxay);
242 if(max > 0 && min > 0 && ratio > 0) {
244 dy = (dx * min + dy) / (min * min + 1);
246 w = (int)dx + c->basew;
247 h = (int)dy + c->baseh;
249 else if(ratio > max) {
250 dy = (dx * min + dy) / (max * max + 1);
252 w = (int)dx + c->basew;
253 h = (int)dy + c->baseh;
257 if(c->minw && w < c->minw)
259 if(c->minh && h < c->minh)
261 if(c->maxw && w > c->maxw)
263 if(c->maxh && h > c->maxh)
266 w -= (w - c->basew) % c->incw;
268 h -= (h - c->baseh) % c->inch;
272 if(w == sw && h == sh)
275 c->border = BORDERPX;
276 /* offscreen appearance fixes */
278 x = sw - w - 2 * c->border;
280 y = sh - h - 2 * c->border;
281 if(x + w + 2 * c->border < sx)
283 if(y + h + 2 * c->border < sy)
285 if(c->x != x || c->y != y || c->w != w || c->h != h) {
289 c->h = wc.height = h;
290 wc.border_width = c->border;
291 XConfigureWindow(dpy, c->win, CWX | CWY | CWWidth | CWHeight | CWBorderWidth, &wc);
298 togglefloating(const char *arg) {
299 if(!sel || lt->arrange == floating)
301 sel->isfloating = !sel->isfloating;
306 updatesizehints(Client *c) {
310 if(!XGetWMNormalHints(dpy, c->win, &size, &msize) || !size.flags)
312 c->flags = size.flags;
313 if(c->flags & PBaseSize) {
314 c->basew = size.base_width;
315 c->baseh = size.base_height;
317 else if(c->flags & PMinSize) {
318 c->basew = size.min_width;
319 c->baseh = size.min_height;
322 c->basew = c->baseh = 0;
323 if(c->flags & PResizeInc) {
324 c->incw = size.width_inc;
325 c->inch = size.height_inc;
328 c->incw = c->inch = 0;
329 if(c->flags & PMaxSize) {
330 c->maxw = size.max_width;
331 c->maxh = size.max_height;
334 c->maxw = c->maxh = 0;
335 if(c->flags & PMinSize) {
336 c->minw = size.min_width;
337 c->minh = size.min_height;
339 else if(c->flags & PBaseSize) {
340 c->minw = size.base_width;
341 c->minh = size.base_height;
344 c->minw = c->minh = 0;
345 if(c->flags & PAspect) {
346 c->minax = size.min_aspect.x;
347 c->maxax = size.max_aspect.x;
348 c->minay = size.min_aspect.y;
349 c->maxay = size.max_aspect.y;
352 c->minax = c->maxax = c->minay = 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);