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 * © 2006-2007 Jukka Salmi <jukka at salmi dot ch>
4 * © 2007 Premysl Hruby <dfenze at gmail dot com>
5 * © 2007 Szabolcs Nagy <nszabolcs at gmail dot com>
6 * See LICENSE file for license details. */
10 #include <X11/Xatom.h>
11 #include <X11/Xutil.h>
16 attachstack(Client *c) {
22 detachstack(Client *c) {
25 for(tc=&stack; *tc && *tc != c; tc=&(*tc)->snext);
30 grabbuttons(Client *c, Bool focused) {
31 XUngrabButton(dpy, AnyButton, AnyModifier, c->win);
34 XGrabButton(dpy, Button1, MODKEY, c->win, False, BUTTONMASK,
35 GrabModeAsync, GrabModeSync, None, None);
36 XGrabButton(dpy, Button1, MODKEY | LockMask, c->win, False, BUTTONMASK,
37 GrabModeAsync, GrabModeSync, None, None);
38 XGrabButton(dpy, Button1, MODKEY | numlockmask, c->win, False, BUTTONMASK,
39 GrabModeAsync, GrabModeSync, None, None);
40 XGrabButton(dpy, Button1, MODKEY | numlockmask | LockMask, c->win, False, BUTTONMASK,
41 GrabModeAsync, GrabModeSync, None, None);
43 XGrabButton(dpy, Button2, MODKEY, c->win, False, BUTTONMASK,
44 GrabModeAsync, GrabModeSync, None, None);
45 XGrabButton(dpy, Button2, MODKEY | LockMask, c->win, False, BUTTONMASK,
46 GrabModeAsync, GrabModeSync, None, None);
47 XGrabButton(dpy, Button2, MODKEY | numlockmask, c->win, False, BUTTONMASK,
48 GrabModeAsync, GrabModeSync, None, None);
49 XGrabButton(dpy, Button2, MODKEY | numlockmask | LockMask, c->win, False, BUTTONMASK,
50 GrabModeAsync, GrabModeSync, None, None);
52 XGrabButton(dpy, Button3, MODKEY, c->win, False, BUTTONMASK,
53 GrabModeAsync, GrabModeSync, None, None);
54 XGrabButton(dpy, Button3, MODKEY | LockMask, c->win, False, BUTTONMASK,
55 GrabModeAsync, GrabModeSync, None, None);
56 XGrabButton(dpy, Button3, MODKEY | numlockmask, c->win, False, BUTTONMASK,
57 GrabModeAsync, GrabModeSync, None, None);
58 XGrabButton(dpy, Button3, MODKEY | numlockmask | LockMask, c->win, False, BUTTONMASK,
59 GrabModeAsync, GrabModeSync, None, None);
62 XGrabButton(dpy, AnyButton, AnyModifier, c->win, False, BUTTONMASK,
63 GrabModeAsync, GrabModeSync, None, None);
67 isprotodel(Client *c) {
72 if(XGetWMProtocols(dpy, c->win, &protocols, &n)) {
73 for(i = 0; !ret && i < n; i++)
74 if(protocols[i] == wmatom[WMDelete])
82 setclientstate(Client *c, long state) {
83 long data[] = {state, None};
85 XChangeProperty(dpy, c->win, wmatom[WMState], wmatom[WMState], 32,
86 PropModeReplace, (unsigned char *)data, 2);
90 xerrordummy(Display *dsply, XErrorEvent *ee) {
105 configure(Client *c) {
108 ce.type = ConfigureNotify;
116 ce.border_width = c->border;
118 ce.override_redirect = False;
119 XSendEvent(dpy, c->win, False, StructureNotifyMask, (XEvent *)&ce);
125 c->prev->next = c->next;
127 c->next->prev = c->prev;
130 c->next = c->prev = NULL;
135 if((!c && selscreen)|| (c && !isvisible(c)))
136 for(c = stack; c && !isvisible(c); c = c->snext);
137 if(sel && sel != c) {
138 grabbuttons(sel, False);
139 XSetWindowBorder(dpy, sel->win, dc.norm[ColBorder]);
144 grabbuttons(c, True);
151 XSetWindowBorder(dpy, c->win, dc.sel[ColBorder]);
152 XSetInputFocus(dpy, c->win, RevertToPointerRoot, CurrentTime);
155 XSetInputFocus(dpy, root, RevertToPointerRoot, CurrentTime);
159 killclient(const char *arg) {
164 if(isprotodel(sel)) {
165 ev.type = ClientMessage;
166 ev.xclient.window = sel->win;
167 ev.xclient.message_type = wmatom[WMProtocols];
168 ev.xclient.format = 32;
169 ev.xclient.data.l[0] = wmatom[WMDelete];
170 ev.xclient.data.l[1] = CurrentTime;
171 XSendEvent(dpy, sel->win, False, NoEventMask, &ev);
174 XKillClient(dpy, sel->win);
178 manage(Window w, XWindowAttributes *wa) {
179 Client *c, *t = NULL;
184 c = emallocz(sizeof(Client));
185 c->tags = emallocz(ntags * sizeof(Bool));
191 c->oldborder = wa->border_width;
192 if(c->w == sw && c->h == sh) {
195 c->border = wa->border_width;
198 if(c->x + c->w + 2 * c->border > wax + waw)
199 c->x = wax + waw - c->w - 2 * c->border;
200 if(c->y + c->h + 2 * c->border > way + wah)
201 c->y = way + wah - c->h - 2 * c->border;
206 c->border = BORDERPX;
208 wc.border_width = c->border;
209 XConfigureWindow(dpy, w, CWBorderWidth, &wc);
210 XSetWindowBorder(dpy, w, dc.norm[ColBorder]);
211 configure(c); /* propagates border_width, if size doesn't change */
214 StructureNotifyMask | PropertyChangeMask | EnterWindowMask);
215 grabbuttons(c, False);
217 if((rettrans = XGetTransientForHint(dpy, w, &trans) == Success))
218 for(t = clients; t && t->win != trans; t = t->next);
221 c->isfloating = (rettrans == Success) || c->isfixed;
225 XMoveWindow(dpy, w, c->x + 2 * sw, c->y);
227 setclientstate(c, NormalState);
233 resize(Client *c, int x, int y, int w, int h, Bool sizehints) {
234 float dx, dy, max, min, ratio;
240 if(c->minay > 0 && c->maxay > 0 && (h - c->baseh) > 0) {
241 dx = (float)(w - c->basew);
242 dy = (float)(h - c->baseh);
243 min = (float)(c->minax) / (float)(c->minay);
244 max = (float)(c->maxax) / (float)(c->maxay);
246 if(max > 0 && min > 0 && ratio > 0) {
248 dy = (dx * min + dy) / (min * min + 1);
250 w = (int)dx + c->basew;
251 h = (int)dy + c->baseh;
253 else if(ratio > max) {
254 dy = (dx * min + dy) / (max * max + 1);
256 w = (int)dx + c->basew;
257 h = (int)dy + c->baseh;
261 if(c->minw && w < c->minw)
263 if(c->minh && h < c->minh)
265 if(c->maxw && w > c->maxw)
267 if(c->maxh && h > c->maxh)
270 w -= (w - c->basew) % c->incw;
272 h -= (h - c->baseh) % c->inch;
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;
303 resize(sel, sel->x, sel->y, sel->w, sel->h, True);
308 updatesizehints(Client *c) {
312 if(!XGetWMNormalHints(dpy, c->win, &size, &msize) || !size.flags)
314 c->flags = size.flags;
315 if(c->flags & PBaseSize) {
316 c->basew = size.base_width;
317 c->baseh = size.base_height;
319 else if(c->flags & PMinSize) {
320 c->basew = size.min_width;
321 c->baseh = size.min_height;
324 c->basew = c->baseh = 0;
325 if(c->flags & PResizeInc) {
326 c->incw = size.width_inc;
327 c->inch = size.height_inc;
330 c->incw = c->inch = 0;
331 if(c->flags & PMaxSize) {
332 c->maxw = size.max_width;
333 c->maxh = size.max_height;
336 c->maxw = c->maxh = 0;
337 if(c->flags & PMinSize) {
338 c->minw = size.min_width;
339 c->minh = size.min_height;
341 else if(c->flags & PBaseSize) {
342 c->minw = size.base_width;
343 c->minh = size.base_height;
346 c->minw = c->minh = 0;
347 if(c->flags & PAspect) {
348 c->minax = size.min_aspect.x;
349 c->maxax = size.max_aspect.x;
350 c->minay = size.min_aspect.y;
351 c->maxay = size.max_aspect.y;
354 c->minax = c->maxax = c->minay = c->maxay = 0;
355 c->isfixed = (c->maxw && c->minw && c->maxh && c->minh
356 && c->maxw == c->minw && c->maxh == c->minh);
360 updatetitle(Client *c) {
367 XGetTextProperty(dpy, c->win, &name, netatom[NetWMName]);
369 XGetWMName(dpy, c->win, &name);
372 if(name.encoding == XA_STRING)
373 strncpy(c->name, (char *)name.value, sizeof c->name - 1);
375 if(XmbTextPropertyToTextList(dpy, &name, &list, &n) >= Success
378 strncpy(c->name, *list, sizeof c->name - 1);
379 XFreeStringList(list);
382 c->name[sizeof c->name - 1] = '\0';
387 unmanage(Client *c) {
390 wc.border_width = c->oldborder;
391 /* The server grab construct avoids race conditions. */
393 XSetErrorHandler(xerrordummy);
394 XConfigureWindow(dpy, c->win, CWBorderWidth, &wc); /* restore border */
399 XUngrabButton(dpy, AnyButton, AnyModifier, c->win);
400 setclientstate(c, WithdrawnState);
404 XSetErrorHandler(xerror);