1 /* © 2006-2007 Anselm R. Garbe <garbeam at gmail dot com>
2 * © 2006-2007 Sander van Dijk <a dot h dot vandijk at gmail dot com>
3 * © 2007 Premysl Hruby <dfenze at gmail dot com>
4 * © 2007 Szabolcs Nagy <nszabolcs at gmail dot com>
5 * See LICENSE file for license details. */
10 #include <X11/Xutil.h>
15 attachstack(Client *c) {
21 detachstack(Client *c) {
24 for(tc=&stack; *tc && *tc != c; tc=&(*tc)->snext);
29 grabbuttons(Client *c, Bool focused) {
30 XUngrabButton(dpy, AnyButton, AnyModifier, c->win);
33 XGrabButton(dpy, Button1, MODKEY, c->win, False, BUTTONMASK,
34 GrabModeAsync, GrabModeSync, None, None);
35 XGrabButton(dpy, Button1, MODKEY | LockMask, c->win, False, BUTTONMASK,
36 GrabModeAsync, GrabModeSync, None, None);
37 XGrabButton(dpy, Button1, MODKEY | numlockmask, c->win, False, BUTTONMASK,
38 GrabModeAsync, GrabModeSync, None, None);
39 XGrabButton(dpy, Button1, MODKEY | numlockmask | LockMask, c->win, False, BUTTONMASK,
40 GrabModeAsync, GrabModeSync, None, None);
42 XGrabButton(dpy, Button2, MODKEY, c->win, False, BUTTONMASK,
43 GrabModeAsync, GrabModeSync, None, None);
44 XGrabButton(dpy, Button2, MODKEY | LockMask, c->win, False, BUTTONMASK,
45 GrabModeAsync, GrabModeSync, None, None);
46 XGrabButton(dpy, Button2, MODKEY | numlockmask, c->win, False, BUTTONMASK,
47 GrabModeAsync, GrabModeSync, None, None);
48 XGrabButton(dpy, Button2, MODKEY | numlockmask | LockMask, c->win, False, BUTTONMASK,
49 GrabModeAsync, GrabModeSync, None, None);
51 XGrabButton(dpy, Button3, MODKEY, c->win, False, BUTTONMASK,
52 GrabModeAsync, GrabModeSync, None, None);
53 XGrabButton(dpy, Button3, MODKEY | LockMask, c->win, False, BUTTONMASK,
54 GrabModeAsync, GrabModeSync, None, None);
55 XGrabButton(dpy, Button3, MODKEY | numlockmask, c->win, False, BUTTONMASK,
56 GrabModeAsync, GrabModeSync, None, None);
57 XGrabButton(dpy, Button3, MODKEY | numlockmask | LockMask, c->win, False, BUTTONMASK,
58 GrabModeAsync, GrabModeSync, None, None);
61 XGrabButton(dpy, AnyButton, AnyModifier, c->win, False, BUTTONMASK,
62 GrabModeAsync, GrabModeSync, None, None);
66 isprotodel(Client *c) {
71 if(XGetWMProtocols(dpy, c->win, &protocols, &n)) {
72 for(i = 0; !ret && i < n; i++)
73 if(protocols[i] == wmatom[WMDelete])
81 setclientstate(Client *c, long state) {
82 long data[] = {state, None};
84 XChangeProperty(dpy, c->win, wmatom[WMState], wmatom[WMState], 32,
85 PropModeReplace, (unsigned char *)data, 2);
89 xerrordummy(Display *dsply, XErrorEvent *ee) {
104 configure(Client *c) {
107 ce.type = ConfigureNotify;
115 ce.border_width = c->border;
117 ce.override_redirect = False;
118 XSendEvent(dpy, c->win, False, StructureNotifyMask, (XEvent *)&ce);
124 c->prev->next = c->next;
126 c->next->prev = c->prev;
129 c->next = c->prev = NULL;
134 if( !c && selscreen || c && !isvisible(c))
135 for(c = stack; c && !isvisible(c); c = c->snext);
136 if(sel && sel != c) {
137 grabbuttons(sel, False);
138 XSetWindowBorder(dpy, sel->win, dc.norm[ColBorder]);
143 grabbuttons(c, True);
150 XSetWindowBorder(dpy, c->win, dc.sel[ColBorder]);
151 XSetInputFocus(dpy, c->win, RevertToPointerRoot, CurrentTime);
154 XSetInputFocus(dpy, root, RevertToPointerRoot, CurrentTime);
158 killclient(const char *arg) {
163 if(isprotodel(sel)) {
164 ev.type = ClientMessage;
165 ev.xclient.window = sel->win;
166 ev.xclient.message_type = wmatom[WMProtocols];
167 ev.xclient.format = 32;
168 ev.xclient.data.l[0] = wmatom[WMDelete];
169 ev.xclient.data.l[1] = CurrentTime;
170 XSendEvent(dpy, sel->win, False, NoEventMask, &ev);
173 XKillClient(dpy, sel->win);
177 manage(Window w, XWindowAttributes *wa) {
178 Client *c, *t = NULL;
183 c = emallocz(sizeof(Client));
184 c->tags = emallocz(ntags * sizeof(Bool));
190 c->oldborder = wa->border_width;
191 if(c->w == sw && c->h == sh) {
194 c->border = wa->border_width;
197 if(c->x + c->w + 2 * c->border > wax + waw)
198 c->x = wax + waw - c->w - 2 * c->border;
199 if(c->y + c->h + 2 * c->border > way + wah)
200 c->y = way + wah - c->h - 2 * c->border;
205 c->border = BORDERPX;
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 */
213 StructureNotifyMask | PropertyChangeMask | EnterWindowMask);
214 grabbuttons(c, False);
216 if((rettrans = XGetTransientForHint(dpy, w, &trans) == Success))
217 for(t = clients; t && t->win != trans; t = t->next);
220 c->isfloating = (rettrans == Success) || c->isfixed;
224 XMoveWindow(dpy, w, c->x + 2 * sw, c->y);
226 setclientstate(c, NormalState);
232 resize(Client *c, int x, int y, int w, int h, Bool sizehints) {
233 float dx, dy, max, min, ratio;
239 if(c->minay > 0 && c->maxay > 0 && (h - c->baseh) > 0) {
240 dx = (float)(w - c->basew);
241 dy = (float)(h - c->baseh);
242 min = (float)(c->minax) / (float)(c->minay);
243 max = (float)(c->maxax) / (float)(c->maxay);
245 if(max > 0 && min > 0 && ratio > 0) {
247 dy = (dx * min + dy) / (min * min + 1);
249 w = (int)dx + c->basew;
250 h = (int)dy + c->baseh;
252 else if(ratio > max) {
253 dy = (dx * min + dy) / (max * max + 1);
255 w = (int)dx + c->basew;
256 h = (int)dy + c->baseh;
260 if(c->minw && w < c->minw)
262 if(c->minh && h < c->minh)
264 if(c->maxw && w > c->maxw)
266 if(c->maxh && h > c->maxh)
269 w -= (w - c->basew) % c->incw;
271 h -= (h - c->baseh) % c->inch;
275 /* offscreen appearance fixes */
277 x = sw - w - 2 * c->border;
279 y = sh - h - 2 * c->border;
280 if(x + w + 2 * c->border < sx)
282 if(y + h + 2 * c->border < sy)
284 if(c->x != x || c->y != y || c->w != w || c->h != h) {
288 c->h = wc.height = h;
289 wc.border_width = c->border;
290 XConfigureWindow(dpy, c->win, CWX | CWY | CWWidth | CWHeight | CWBorderWidth, &wc);
297 togglefloating(const char *arg) {
298 if(!sel || lt->arrange == floating)
300 sel->isfloating = !sel->isfloating;
302 resize(sel, sel->x, sel->y, sel->w, sel->h, True);
307 updatesizehints(Client *c) {
311 if(!XGetWMNormalHints(dpy, c->win, &size, &msize) || !size.flags)
313 c->flags = size.flags;
314 if(c->flags & PBaseSize) {
315 c->basew = size.base_width;
316 c->baseh = size.base_height;
318 else if(c->flags & PMinSize) {
319 c->basew = size.min_width;
320 c->baseh = size.min_height;
323 c->basew = c->baseh = 0;
324 if(c->flags & PResizeInc) {
325 c->incw = size.width_inc;
326 c->inch = size.height_inc;
329 c->incw = c->inch = 0;
330 if(c->flags & PMaxSize) {
331 c->maxw = size.max_width;
332 c->maxh = size.max_height;
335 c->maxw = c->maxh = 0;
336 if(c->flags & PMinSize) {
337 c->minw = size.min_width;
338 c->minh = size.min_height;
340 else if(c->flags & PBaseSize) {
341 c->minw = size.base_width;
342 c->minh = size.base_height;
345 c->minw = c->minh = 0;
346 if(c->flags & PAspect) {
347 c->minax = size.min_aspect.x;
348 c->maxax = size.max_aspect.x;
349 c->minay = size.min_aspect.y;
350 c->maxay = size.max_aspect.y;
353 c->minax = c->maxax = c->minay = c->maxay = 0;
354 c->isfixed = (c->maxw && c->minw && c->maxh && c->minh
355 && c->maxw == c->minw && c->maxh == c->minh);
359 updatetitle(Client *c) {
366 XGetTextProperty(dpy, c->win, &name, netatom[NetWMName]);
368 XGetWMName(dpy, c->win, &name);
371 if(name.encoding == XA_STRING)
372 strncpy(c->name, (char *)name.value, sizeof c->name - 1);
374 if(XmbTextPropertyToTextList(dpy, &name, &list, &n) >= Success
377 strncpy(c->name, *list, sizeof c->name - 1);
378 XFreeStringList(list);
381 c->name[sizeof c->name - 1] = '\0';
386 unmanage(Client *c) {
389 wc.border_width = c->oldborder;
390 /* The server grab construct avoids race conditions. */
392 XSetErrorHandler(xerrordummy);
393 XConfigureWindow(dpy, c->win, CWBorderWidth, &wc); /* restore border */
398 XUngrabButton(dpy, AnyButton, AnyModifier, c->win);
399 setclientstate(c, WithdrawnState);
403 XSetErrorHandler(xerror);