using MASTER 600 again, it is definately better, and using urxvtc for the moment (it doesn't flickers on refreshes, but this is not because of Marc Lehmann, it is because of the original rxvt code)
/* (C)opyright MMVI Anselm R. Garbe <garbeam at gmail dot com>
* See LICENSE file for license details.
*/
#include "dwm.h"
#include <stdlib.h>
#include <string.h>
#include <X11/Xatom.h>
#include <X11/Xutil.h>
/* static functions */
static void
detachstack(Client *c) {
Client **tc;
for(tc=&stack; *tc && *tc != c; tc=&(*tc)->snext);
*tc = c->snext;
}
static void
grabbuttons(Client *c, Bool focused) {
XUngrabButton(dpy, AnyButton, AnyModifier, c->win);
if(focused) {
XGrabButton(dpy, Button1, MODKEY, c->win, False, BUTTONMASK,
GrabModeAsync, GrabModeSync, None, None);
XGrabButton(dpy, Button1, MODKEY | LockMask, c->win, False, BUTTONMASK,
GrabModeAsync, GrabModeSync, None, None);
XGrabButton(dpy, Button1, MODKEY | numlockmask, c->win, False, BUTTONMASK,
GrabModeAsync, GrabModeSync, None, None);
XGrabButton(dpy, Button1, MODKEY | numlockmask | LockMask, c->win, False, BUTTONMASK,
GrabModeAsync, GrabModeSync, None, None);
XGrabButton(dpy, Button2, MODKEY, c->win, False, BUTTONMASK,
GrabModeAsync, GrabModeSync, None, None);
XGrabButton(dpy, Button2, MODKEY | LockMask, c->win, False, BUTTONMASK,
GrabModeAsync, GrabModeSync, None, None);
XGrabButton(dpy, Button2, MODKEY | numlockmask, c->win, False, BUTTONMASK,
GrabModeAsync, GrabModeSync, None, None);
XGrabButton(dpy, Button2, MODKEY | numlockmask | LockMask, c->win, False, BUTTONMASK,
GrabModeAsync, GrabModeSync, None, None);
XGrabButton(dpy, Button3, MODKEY, c->win, False, BUTTONMASK,
GrabModeAsync, GrabModeSync, None, None);
XGrabButton(dpy, Button3, MODKEY | LockMask, c->win, False, BUTTONMASK,
GrabModeAsync, GrabModeSync, None, None);
XGrabButton(dpy, Button3, MODKEY | numlockmask, c->win, False, BUTTONMASK,
GrabModeAsync, GrabModeSync, None, None);
XGrabButton(dpy, Button3, MODKEY | numlockmask | LockMask, c->win, False, BUTTONMASK,
GrabModeAsync, GrabModeSync, None, None);
}
else
XGrabButton(dpy, AnyButton, AnyModifier, c->win, False, BUTTONMASK,
GrabModeAsync, GrabModeSync, None, None);
}
static int
xerrordummy(Display *dsply, XErrorEvent *ee) {
return 0;
}
/* extern functions */
void
ban(Client *c) {
XMoveWindow(dpy, c->win, c->x + 2 * sw, c->y);
XMoveWindow(dpy, c->twin, c->tx + 2 * sw, c->ty);
}
void
configure(Client *c) {
XEvent synev;
synev.type = ConfigureNotify;
synev.xconfigure.display = dpy;
synev.xconfigure.event = c->win;
synev.xconfigure.window = c->win;
synev.xconfigure.x = c->x;
synev.xconfigure.y = c->y;
synev.xconfigure.width = c->w;
synev.xconfigure.height = c->h;
synev.xconfigure.border_width = c->border;
synev.xconfigure.above = None;
XSendEvent(dpy, c->win, True, NoEventMask, &synev);
}
void
focus(Client *c) {
Client *old;
if(!issel || (c && !isvisible(c)))
return;
if(!sel)
sel = c;
else if(sel != c) {
old = sel;
sel = c;
if(old) {
grabbuttons(old, False);
drawtitle(old);
}
}
if(c) {
detachstack(c);
c->snext = stack;
stack = c;
grabbuttons(c, True);
drawtitle(c);
XSetInputFocus(dpy, c->win, RevertToPointerRoot, CurrentTime);
}
else
XSetInputFocus(dpy, root, RevertToPointerRoot, CurrentTime);
}
Client *
getclient(Window w) {
Client *c;
for(c = clients; c; c = c->next)
if(c->win == w)
return c;
return NULL;
}
Client *
getctitle(Window w) {
Client *c;
for(c = clients; c; c = c->next)
if(c->twin == w)
return c;
return NULL;
}
void
gravitate(Client *c, Bool invert) {
int dx = 0, dy = 0;
switch(c->grav) {
default:
break;
case StaticGravity:
case NorthWestGravity:
case NorthGravity:
case NorthEastGravity:
dy = c->border;
break;
case EastGravity:
case CenterGravity:
case WestGravity:
dy = -(c->h / 2) + c->border;
break;
case SouthEastGravity:
case SouthGravity:
case SouthWestGravity:
dy = -(c->h);
break;
}
switch (c->grav) {
default:
break;
case StaticGravity:
case NorthWestGravity:
case WestGravity:
case SouthWestGravity:
dx = c->border;
break;
case NorthGravity:
case CenterGravity:
case SouthGravity:
dx = -(c->w / 2) + c->border;
break;
case NorthEastGravity:
case EastGravity:
case SouthEastGravity:
dx = -(c->w + c->border);
break;
}
if(invert) {
dx = -dx;
dy = -dy;
}
c->x += dx;
c->y += dy;
}
void
killclient(Arg *arg) {
if(!sel)
return;
if(sel->proto & PROTODELWIN)
sendevent(sel->win, wmatom[WMProtocols], wmatom[WMDelete]);
else
XKillClient(dpy, sel->win);
}
void
manage(Window w, XWindowAttributes *wa) {
Client *c;
Window trans;
XSetWindowAttributes twa;
c = emallocz(sizeof(Client));
c->tags = emallocz(ntags * sizeof(Bool));
c->win = w;
c->x = c->tx = wa->x;
c->y = c->ty = wa->y;
c->w = c->tw = wa->width;
c->h = wa->height;
c->th = bh;
c->border = 0;
updatesize(c);
if(c->x + c->w + 2 * BORDERPX > sw)
c->x = sw - c->w - 2 * BORDERPX;
if(c->x < sx)
c->x = sx;
if(c->y + c->h + 2 * BORDERPX > sh)
c->y = sh - c->h - 2 * BORDERPX;
if(c->h != sh && c->y < bh)
c->y = bh;
c->proto = getproto(c->win);
XSelectInput(dpy, c->win,
StructureNotifyMask | PropertyChangeMask | EnterWindowMask);
XGetTransientForHint(dpy, c->win, &trans);
twa.override_redirect = 1;
twa.background_pixmap = ParentRelative;
twa.event_mask = ExposureMask | EnterWindowMask;
c->twin = XCreateWindow(dpy, root, c->tx, c->ty, c->tw, c->th,
0, DefaultDepth(dpy, screen), CopyFromParent,
DefaultVisual(dpy, screen),
CWOverrideRedirect | CWBackPixmap | CWEventMask, &twa);
grabbuttons(c, False);
updatetitle(c);
settags(c, getclient(trans));
if(!c->isfloat)
c->isfloat = trans
|| (c->maxw && c->minw &&
c->maxw == c->minw && c->maxh == c->minh);
resizetitle(c);
if(clients)
clients->prev = c;
c->next = clients;
c->snext = stack;
stack = clients = c;
ban(c);
XMapWindow(dpy, c->win);
XMapWindow(dpy, c->twin);
if(isvisible(c))
focus(c);
arrange();
}
void
resize(Client *c, Bool sizehints, Corner sticky) {
int bottom = c->y + c->h;
int right = c->x + c->w;
XWindowChanges wc;
if(sizehints) {
if(c->incw)
c->w -= (c->w - c->basew) % c->incw;
if(c->inch)
c->h -= (c->h - c->baseh) % c->inch;
if(c->minw && c->w < c->minw)
c->w = c->minw;
if(c->minh && c->h < c->minh)
c->h = c->minh;
if(c->maxw && c->w > c->maxw)
c->w = c->maxw;
if(c->maxh && c->h > c->maxh)
c->h = c->maxh;
}
if(sticky == TopRight || sticky == BotRight)
c->x = right - c->w;
if(sticky == BotLeft || sticky == BotRight)
c->y = bottom - c->h;
/* offscreen appearance fixes */
if(c->x + c->w < sx)
c->x = sx;
if(c->y + c->h < bh)
c->y = bh;
if(c->x > sw)
c->x = sw - c->w;
if(c->y > sh)
c->y = sh - c->h;
resizetitle(c);
wc.x = c->x;
wc.y = c->y;
wc.width = c->w;
wc.height = c->h;
if(c->w == sw && c->h == sh)
wc.border_width = 0;
else
wc.border_width = BORDERPX;
XConfigureWindow(dpy, c->win, CWX | CWY | CWWidth | CWHeight | CWBorderWidth, &wc);
configure(c);
XSync(dpy, False);
}
void
resizetitle(Client *c) {
c->tw = textw(c->name);
if(c->tw > c->w)
c->tw = c->w + 2 * BORDERPX;
c->tx = c->x + c->w - c->tw + 2 * BORDERPX;
c->ty = c->y;
if(isvisible(c))
XMoveResizeWindow(dpy, c->twin, c->tx, c->ty, c->tw, c->th);
else
XMoveResizeWindow(dpy, c->twin, c->tx + 2 * sw, c->ty, c->tw, c->th);
}
void
updatesize(Client *c) {
long msize;
XSizeHints size;
if(!XGetWMNormalHints(dpy, c->win, &size, &msize) || !size.flags)
size.flags = PSize;
c->flags = size.flags;
if(c->flags & PBaseSize) {
c->basew = size.base_width;
c->baseh = size.base_height;
}
else
c->basew = c->baseh = 0;
if(c->flags & PResizeInc) {
c->incw = size.width_inc;
c->inch = size.height_inc;
}
else
c->incw = c->inch = 0;
if(c->flags & PMaxSize) {
c->maxw = size.max_width;
c->maxh = size.max_height;
}
else
c->maxw = c->maxh = 0;
if(c->flags & PMinSize) {
c->minw = size.min_width;
c->minh = size.min_height;
}
else
c->minw = c->minh = 0;
if(c->flags & PWinGravity)
c->grav = size.win_gravity;
else
c->grav = NorthWestGravity;
}
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);
XDestroyWindow(dpy, c->twin);
free(c->tags);
free(c);
XSync(dpy, False);
XSetErrorHandler(xerror);
XUngrabServer(dpy);
arrange();
}