-/* (C)opyright MMVI-MMVII Anselm R. Garbe <garbeam at gmail dot com>
- * See LICENSE file for license details.
- */
+/* See LICENSE file for copyright and license details. */
#include "dwm.h"
#include <stdlib.h>
#include <string.h>
/* static */
+static char prop[128];
+
static void
attachstack(Client *c) {
c->snext = stack;
static void
detachstack(Client *c) {
Client **tc;
+
for(tc=&stack; *tc && *tc != c; tc=&(*tc)->snext);
*tc = c->snext;
}
static void
setclientstate(Client *c, long state) {
long data[] = {state, None};
+
XChangeProperty(dpy, c->win, wmatom[WMState], wmatom[WMState], 32,
PropModeReplace, (unsigned char *)data, 2);
}
-static void
-togglemax(Client *c) {
- XEvent ev;
-
- if(c->isfixed)
- return;
- if((c->ismax = !c->ismax)) {
- c->rx = c->x;
- c->ry = c->y;
- c->rw = c->w;
- c->rh = c->h;
- resize(c, wax, way, waw - 2 * BORDERPX, wah - 2 * BORDERPX, True);
- }
- else
- resize(c, c->rx, c->ry, c->rw, c->rh, True);
- while(XCheckMaskEvent(dpy, EnterWindowMask, &ev));
-}
-
static int
xerrordummy(Display *dsply, XErrorEvent *ee) {
return 0;
clients = c;
}
+void
+ban(Client *c) {
+ if(c->isbanned)
+ return;
+ XUnmapWindow(dpy, c->win);
+ setclientstate(c, IconicState);
+ c->isbanned = True;
+ c->unmapped++;
+}
+
void
configure(Client *c) {
XConfigureEvent ce;
void
focus(Client *c) {
- if(c && !isvisible(c))
- return;
+ if((!c && selscreen) || (c && !isvisible(c)))
+ for(c = stack; c && !isvisible(c); c = c->snext);
if(sel && sel != c) {
grabbuttons(sel, False);
XSetWindowBorder(dpy, sel->win, dc.norm[ColBorder]);
}
void
-focusnext(Arg *arg) {
- Client *c;
-
- if(!sel)
- return;
- for(c = sel->next; c && !isvisible(c); c = c->next);
- if(!c)
- for(c = clients; c && !isvisible(c); c = c->next);
- if(c) {
- focus(c);
- restack();
- }
-}
-
-void
-focusprev(Arg *arg) {
- Client *c;
+killclient(const char *arg) {
+ XEvent ev;
if(!sel)
return;
- for(c = sel->prev; c && !isvisible(c); c = c->prev);
- if(!c) {
- for(c = clients; c && c->next; c = c->next);
- for(; c && !isvisible(c); c = c->prev);
+ if(isprotodel(sel)) {
+ ev.type = ClientMessage;
+ ev.xclient.window = sel->win;
+ ev.xclient.message_type = wmatom[WMProtocols];
+ ev.xclient.format = 32;
+ ev.xclient.data.l[0] = wmatom[WMDelete];
+ ev.xclient.data.l[1] = CurrentTime;
+ XSendEvent(dpy, sel->win, False, NoEventMask, &ev);
}
- if(c) {
- focus(c);
- restack();
- }
-}
-
-void
-killclient(Arg *arg) {
- if(!sel)
- return;
- if(isprotodel(sel))
- sendevent(sel->win, wmatom[WMProtocols], wmatom[WMDelete]);
else
XKillClient(dpy, sel->win);
}
+Bool
+getprops(Client *c) {
+ unsigned int i;
+ Bool result = False;
+
+ if(gettextprop(c->win, dwmprops, prop, sizeof prop)) {
+ for(i = 0; i < ntags && i < sizeof prop - 1 && prop[i] != '\0'; i++)
+ if((c->tags[i] = prop[i] == '1'))
+ result = True;
+ if(i < sizeof prop - 1 && prop[i] != '\0')
+ c->isfloating = prop[i] == '1';
+ }
+ return result;
+}
+
void
manage(Window w, XWindowAttributes *wa) {
- Client *c, *t;
+ unsigned int i;
+ Client *c, *t = NULL;
Window trans;
+ Status rettrans;
XWindowChanges wc;
c = emallocz(sizeof(Client));
c->y = wa->y;
c->w = wa->width;
c->h = wa->height;
+ c->oldborder = wa->border_width;
if(c->w == sw && c->h == sh) {
- c->border = 0;
c->x = sx;
c->y = sy;
+ c->border = wa->border_width;
}
else {
- c->border = BORDERPX;
if(c->x + c->w + 2 * c->border > wax + waw)
c->x = wax + waw - c->w - 2 * c->border;
if(c->y + c->h + 2 * c->border > way + wah)
c->x = wax;
if(c->y < way)
c->y = way;
+ c->border = BORDERPX;
}
+ wc.border_width = c->border;
+ XConfigureWindow(dpy, w, CWBorderWidth, &wc);
+ XSetWindowBorder(dpy, w, dc.norm[ColBorder]);
+ configure(c); /* propagates border_width, if size doesn't change */
updatesizehints(c);
- XSelectInput(dpy, c->win,
+ XSelectInput(dpy, w,
StructureNotifyMask | PropertyChangeMask | EnterWindowMask);
- XGetTransientForHint(dpy, c->win, &trans);
grabbuttons(c, False);
- wc.border_width = c->border;
- XConfigureWindow(dpy, c->win, CWBorderWidth, &wc);
- XSetWindowBorder(dpy, c->win, dc.norm[ColBorder]);
- configure(c); /* propagates border_width, if size doesn't change */
updatetitle(c);
- for(t = clients; t && t->win != c->win; t = t->next);
- settags(c, t);
- if(!c->isfloat)
- c->isfloat = (t != 0) || c->isfixed;
+ if((rettrans = XGetTransientForHint(dpy, w, &trans) == Success))
+ for(t = clients; t && t->win != trans; t = t->next);
+ if(t)
+ for(i = 0; i < ntags; i++)
+ c->tags[i] = t->tags[i];
+ if(!getprops(c))
+ applyrules(c);
+ if(!c->isfloating)
+ c->isfloating = (rettrans == Success) || c->isfixed;
+ setprops(c);
attach(c);
attachstack(c);
- c->isbanned = True;
- XMoveWindow(dpy, c->win, c->x + 2 * sw, c->y);
- XMapWindow(dpy, c->win);
- setclientstate(c, NormalState);
- if(isvisible(c))
- focus(c);
+ XMoveResizeWindow(dpy, c->win, c->x, c->y, c->w, c->h); /* some windows require this */
+ ban(c);
arrange();
}
-Client *
-nexttiled(Client *c) {
- for(; c && (c->isfloat || !isvisible(c)); c = c->next);
- return c;
-}
-
void
resize(Client *c, int x, int y, int w, int h, Bool sizehints) {
- float actual, dx, dy, max, min;
- XWindowChanges wc;
+ double dx, dy, max, min, ratio;
+ XWindowChanges wc;
- if(w <= 0 || h <= 0)
- return;
if(sizehints) {
- if(c->minw && w < c->minw)
- w = c->minw;
- if(c->minh && h < c->minh)
- h = c->minh;
- if(c->maxw && w > c->maxw)
- w = c->maxw;
- if(c->maxh && h > c->maxh)
- h = c->maxh;
- /* inspired by algorithm from fluxbox */
- if(c->minay > 0 && c->maxay && (h - c->baseh) > 0) {
- dx = (float)(w - c->basew);
- dy = (float)(h - c->baseh);
- min = (float)(c->minax) / (float)(c->minay);
- max = (float)(c->maxax) / (float)(c->maxay);
- actual = dx / dy;
- if(max > 0 && min > 0 && actual > 0) {
- if(actual < min) {
+ if(c->minay > 0 && c->maxay > 0 && (h - c->baseh) > 0 && (w - c->basew) > 0) {
+ dx = (double)(w - c->basew);
+ dy = (double)(h - c->baseh);
+ min = (double)(c->minax) / (double)(c->minay);
+ max = (double)(c->maxax) / (double)(c->maxay);
+ ratio = dx / dy;
+ if(max > 0 && min > 0 && ratio > 0) {
+ if(ratio < min) {
dy = (dx * min + dy) / (min * min + 1);
dx = dy * min;
w = (int)dx + c->basew;
h = (int)dy + c->baseh;
}
- else if(actual > max) {
+ else if(ratio > max) {
dy = (dx * min + dy) / (max * max + 1);
dx = dy * min;
w = (int)dx + c->basew;
}
}
}
+ if(c->minw && w < c->minw)
+ w = c->minw;
+ if(c->minh && h < c->minh)
+ h = c->minh;
+ if(c->maxw && w > c->maxw)
+ w = c->maxw;
+ if(c->maxh && h > c->maxh)
+ h = c->maxh;
if(c->incw)
w -= (w - c->basew) % c->incw;
if(c->inch)
h -= (h - c->baseh) % c->inch;
}
- if(w == sw && h == sh)
- c->border = 0;
- else
- c->border = BORDERPX;
+ if(w <= 0 || h <= 0)
+ return;
/* offscreen appearance fixes */
if(x > sw)
x = sw - w - 2 * c->border;
}
}
+void
+setprops(Client *c) {
+ unsigned int i;
+
+ for(i = 0; i < ntags && i < sizeof prop - 1; i++)
+ prop[i] = c->tags[i] ? '1' : '0';
+ if(i < sizeof prop - 1)
+ prop[i++] = c->isfloating ? '1' : '0';
+ prop[i] = '\0';
+ XChangeProperty(dpy, c->win, dwmprops, XA_STRING, 8,
+ PropModeReplace, (unsigned char *)prop, i);
+}
+
+void
+unban(Client *c) {
+ if(!c->isbanned)
+ return;
+ XMapWindow(dpy, c->win);
+ setclientstate(c, NormalState);
+ c->isbanned = False;
+}
+
+void
+unmanage(Client *c, long state) {
+ XWindowChanges wc;
+
+ wc.border_width = c->oldborder;
+ /* The server grab construct avoids race conditions. */
+ XGrabServer(dpy);
+ XSetErrorHandler(xerrordummy);
+ XConfigureWindow(dpy, c->win, CWBorderWidth, &wc); /* restore border */
+ detach(c);
+ detachstack(c);
+ if(sel == c)
+ focus(NULL);
+ XUngrabButton(dpy, AnyButton, AnyModifier, c->win);
+ setclientstate(c, state);
+ free(c->tags);
+ free(c);
+ XSync(dpy, False);
+ XSetErrorHandler(xerror);
+ XUngrabServer(dpy);
+ if(state != NormalState)
+ arrange();
+}
+
void
updatesizehints(Client *c) {
long msize;
c->basew = size.base_width;
c->baseh = size.base_height;
}
+ else if(c->flags & PMinSize) {
+ c->basew = size.min_width;
+ c->baseh = size.min_height;
+ }
else
c->basew = c->baseh = 0;
if(c->flags & PResizeInc) {
c->minw = size.min_width;
c->minh = size.min_height;
}
+ else if(c->flags & PBaseSize) {
+ c->minw = size.base_width;
+ c->minh = size.base_height;
+ }
else
c->minw = c->minh = 0;
if(c->flags & PAspect) {
c->minax = size.min_aspect.x;
- c->minay = size.min_aspect.y;
c->maxax = size.max_aspect.x;
+ c->minay = size.min_aspect.y;
c->maxay = size.max_aspect.y;
}
else
- c->minax = c->minay = c->maxax = c->maxay = 0;
+ c->minax = c->maxax = c->minay = c->maxay = 0;
c->isfixed = (c->maxw && c->minw && c->maxh && c->minh
&& c->maxw == c->minw && c->maxh == c->minh);
}
void
updatetitle(Client *c) {
- char **list = NULL;
- int n;
- XTextProperty name;
-
- name.nitems = 0;
- c->name[0] = 0;
- XGetTextProperty(dpy, c->win, &name, netatom[NetWMName]);
- if(!name.nitems)
- XGetWMName(dpy, c->win, &name);
- if(!name.nitems)
- return;
- if(name.encoding == XA_STRING)
- strncpy(c->name, (char *)name.value, sizeof c->name);
- else {
- if(XmbTextPropertyToTextList(dpy, &name, &list, &n) >= Success
- && n > 0 && *list)
- {
- strncpy(c->name, *list, sizeof c->name);
- XFreeStringList(list);
- }
- }
- XFree(name.value);
-}
-
-void
-unmanage(Client *c) {
- Client *nc;
-
- /* The server grab construct avoids race conditions. */
- XGrabServer(dpy);
- XSetErrorHandler(xerrordummy);
- detach(c);
- detachstack(c);
- if(sel == c) {
- for(nc = stack; nc && !isvisible(nc); nc = nc->snext);
- focus(nc);
- }
- XUngrabButton(dpy, AnyButton, AnyModifier, c->win);
- setclientstate(c, WithdrawnState);
- free(c->tags);
- free(c);
- XSync(dpy, False);
- XSetErrorHandler(xerror);
- XUngrabServer(dpy);
- arrange();
-}
-
-void
-zoom(Arg *arg) {
- unsigned int n;
- Client *c;
-
- if(!sel)
- return;
- if(sel->isfloat || (arrange == dofloat)) {
- togglemax(sel);
- return;
- }
- for(n = 0, c = nexttiled(clients); c; c = nexttiled(c->next))
- n++;
-
- if((c = sel) == nexttiled(clients))
- if(!(c = nexttiled(c->next)))
- return;
- detach(c);
- attach(c);
- focus(c);
- arrange();
+ if(!gettextprop(c->win, netatom[NetWMName], c->name, sizeof c->name))
+ gettextprop(c->win, wmatom[WMName], c->name, sizeof c->name);
}