-/*
- * (C)opyright MMVI Anselm R. Garbe <garbeam at gmail dot com>
+/* (C)opyright MMVI-MMVII Anselm R. Garbe <garbeam at gmail dot com>
* See LICENSE file for license details.
*/
#include "dwm.h"
#include <X11/Xatom.h>
#include <X11/Xutil.h>
-/* static functions */
+/* static */
+
+static void
+attachstack(Client *c) {
+ c->snext = stack;
+ stack = c;
+}
static void
detachstack(Client *c) {
GrabModeAsync, GrabModeSync, None, None);
}
+static Bool
+isprotodel(Client *c) {
+ int i, n;
+ Atom *protocols;
+ Bool ret = False;
+
+ if(XGetWMProtocols(dpy, c->win, &protocols, &n)) {
+ for(i = 0; !ret && i < n; i++)
+ if(protocols[i] == wmatom[WMDelete])
+ ret = True;
+ XFree(protocols);
+ }
+ return ret;
+}
+
static void
-resizetitle(Client *c) {
- c->tw = textw(c->name);
- if(c->tw > c->w)
- c->tw = c->w + 2;
- c->tx = c->x + c->w - c->tw + 2;
- c->ty = c->y;
- if(isvisible(c))
- XMoveResizeWindow(dpy, c->twin, c->tx, c->ty, c->tw, c->th);
+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
- XMoveResizeWindow(dpy, c->twin, c->tx + 2 * sw, c->ty, c->tw, c->th);
+ resize(c, c->rx, c->ry, c->rw, c->rh, True);
+ while(XCheckMaskEvent(dpy, EnterWindowMask, &ev));
}
static int
return 0;
}
-/* extern functions */
+/* extern */
void
-ban(Client *c) {
- XMoveWindow(dpy, c->win, c->x + 2 * sw, c->y);
- XMoveWindow(dpy, c->twin, c->tx + 2 * sw, c->ty);
+attach(Client *c) {
+ if(clients)
+ clients->prev = c;
+ c->next = clients;
+ clients = c;
}
void
-focus(Client *c) {
- Client *old;
+configure(Client *c) {
+ XConfigureEvent ce;
+
+ ce.type = ConfigureNotify;
+ ce.display = dpy;
+ ce.event = c->win;
+ ce.window = c->win;
+ ce.x = c->x;
+ ce.y = c->y;
+ ce.width = c->w;
+ ce.height = c->h;
+ ce.border_width = c->border;
+ ce.above = None;
+ ce.override_redirect = False;
+ XSendEvent(dpy, c->win, False, StructureNotifyMask, (XEvent *)&ce);
+}
+
+void
+detach(Client *c) {
+ if(c->prev)
+ c->prev->next = c->next;
+ if(c->next)
+ c->next->prev = c->prev;
+ if(c == clients)
+ clients = c->next;
+ c->next = c->prev = NULL;
+}
- if(!issel || (c && !isvisible(c)))
+void
+focus(Client *c) {
+ if(c && !isvisible(c))
return;
- if(!sel)
- sel = c;
- else if(sel != c) {
- old = sel;
- sel = c;
- if(old) {
- grabbuttons(old, False);
- drawtitle(old);
- }
+ if(sel && sel != c) {
+ grabbuttons(sel, False);
+ XSetWindowBorder(dpy, sel->win, dc.norm[ColBorder]);
}
if(c) {
detachstack(c);
- c->snext = stack;
- stack = c;
+ attachstack(c);
grabbuttons(c, True);
- drawtitle(c);
+ }
+ sel = c;
+ drawstatus();
+ if(!selscreen)
+ return;
+ if(c) {
+ XSetWindowBorder(dpy, c->win, dc.sel[ColBorder]);
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) {
+void
+focusnext(Arg *arg) {
Client *c;
-
- for(c = clients; c; c = c->next)
- if(c->twin == w)
- return c;
- return NULL;
+
+ 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
-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;
- }
+focusprev(Arg *arg) {
+ Client *c;
- 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(!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(invert) {
- dx = -dx;
- dy = -dy;
+ if(c) {
+ focus(c);
+ restack();
}
- c->x += dx;
- c->y += dy;
}
void
killclient(Arg *arg) {
if(!sel)
return;
- if(sel->proto & PROTODELWIN)
+ if(isprotodel(sel))
sendevent(sel->win, wmatom[WMProtocols], wmatom[WMDelete]);
else
XKillClient(dpy, sel->win);
void
manage(Window w, XWindowAttributes *wa) {
- Client *c;
+ Client *c, *t;
Window trans;
- XSetWindowAttributes twa;
+ XWindowChanges wc;
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->x = wa->x;
+ c->y = wa->y;
+ c->w = wa->width;
c->h = wa->height;
- c->th = bh;
- c->rx = sx;
- c->ry = bh;
- c->rw = sw;
- c->rh = sh - bh;
-
- c->border = 0;
- updatesize(c);
-
- if(c->x + c->w + 2 > sw)
- c->x = sw - c->w - 2;
- if(c->x < 0)
- c->x = 0;
- if(c->y + c->h + 2 > sh)
- c->y = sh - c->h - 2;
- if(c->h != sh && c->y < bh)
- c->y = bh;
-
- c->proto = getproto(c->win);
+ if(c->w == sw && c->h == sh) {
+ c->border = 0;
+ c->x = sx;
+ c->y = sy;
+ }
+ 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->y = way + wah - c->h - 2 * c->border;
+ if(c->x < wax)
+ c->x = wax;
+ if(c->y < way)
+ c->y = way;
+ }
+ updatesizehints(c);
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);
- settags(c, getclient(trans));
- if(!c->isfloat)
- c->isfloat = trans
- || (c->maxw && c->minw &&
- c->maxw == c->minw && c->maxh == c->minh);
-
- if(clients)
- clients->prev = c;
- c->next = clients;
- c->snext = stack;
- stack = clients = c;
-
+ 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);
- ban(c);
+ for(t = clients; t && t->win != c->win; t = t->next);
+ settags(c, t);
+ if(!c->isfloat)
+ c->isfloat = (t != 0) || c->isfixed;
+ attach(c);
+ attachstack(c);
+ c->isbanned = True;
+ XMoveWindow(dpy, c->win, c->x + 2 * sw, c->y);
XMapWindow(dpy, c->win);
- XMapWindow(dpy, c->twin);
+ setclientstate(c, NormalState);
if(isvisible(c))
focus(c);
- arrange(NULL);
+ arrange();
+}
+
+Client *
+nexttiled(Client *c) {
+ for(; c && (c->isfloat || !isvisible(c)); c = c->next);
+ return c;
}
void
-resize(Client *c, Bool sizehints, Corner sticky) {
- int bottom = c->y + c->h;
- int right = c->x + c->w;
+resize(Client *c, int x, int y, int w, int h, Bool sizehints) {
+ float actual, dx, dy, max, min;
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) {
+ dy = (dx * min + dy) / (min * min + 1);
+ dx = dy * min;
+ w = (int)dx + c->basew;
+ h = (int)dy + c->baseh;
+ }
+ else if(actual > max) {
+ dy = (dx * min + dy) / (max * max + 1);
+ dx = dy * min;
+ w = (int)dx + c->basew;
+ h = (int)dy + c->baseh;
+ }
+ }
+ }
if(c->incw)
- c->w -= (c->w - c->basew) % c->incw;
+ w -= (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;
+ h -= (h - c->baseh) % c->inch;
}
- 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 < 0)
- c->x = 0;
- 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;
+ if(w == sw && h == sh)
+ c->border = 0;
else
- wc.border_width = 1;
- XConfigureWindow(dpy, c->win, CWX | CWY | CWWidth | CWHeight | CWBorderWidth, &wc);
- XSync(dpy, False);
+ c->border = BORDERPX;
+ /* offscreen appearance fixes */
+ if(x > sw)
+ x = sw - w - 2 * c->border;
+ if(y > sh)
+ y = sh - h - 2 * c->border;
+ if(x + w + 2 * c->border < sx)
+ x = sx;
+ if(y + h + 2 * c->border < sy)
+ y = sy;
+ if(c->x != x || c->y != y || c->w != w || c->h != h) {
+ c->x = wc.x = x;
+ c->y = wc.y = y;
+ c->w = wc.width = w;
+ c->h = wc.height = h;
+ wc.border_width = c->border;
+ XConfigureWindow(dpy, c->win, CWX | CWY | CWWidth | CWHeight | CWBorderWidth, &wc);
+ configure(c);
+ XSync(dpy, False);
+ }
}
void
-updatesize(Client *c) {
+updatesizehints(Client *c) {
long msize;
XSizeHints size;
}
else
c->minw = c->minh = 0;
- if(c->flags & PWinGravity)
- c->grav = size.win_gravity;
+ if(c->flags & PAspect) {
+ c->minax = size.min_aspect.x;
+ c->minay = size.min_aspect.y;
+ c->maxax = size.max_aspect.x;
+ c->maxay = size.max_aspect.y;
+ }
else
- c->grav = NorthWestGravity;
+ c->minax = c->minay = c->maxax = c->maxay = 0;
+ c->isfixed = (c->maxw && c->minw && c->maxh && c->minh
+ && c->maxw == c->minw && c->maxh == c->minh);
}
void
if(!name.nitems)
return;
if(name.encoding == XA_STRING)
- strncpy(c->name, (char *)name.value, sizeof(c->name));
+ strncpy(c->name, (char *)name.value, sizeof c->name);
else {
if(XmbTextPropertyToTextList(dpy, &name, &list, &n) >= Success
- && n > 0 && *list)
+ && n > 0 && *list)
{
- strncpy(c->name, *list, sizeof(c->name));
+ strncpy(c->name, *list, sizeof c->name);
XFreeStringList(list);
}
}
XFree(name.value);
- resizetitle(c);
}
void
/* 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);
-
+ setclientstate(c, WithdrawnState);
free(c->tags);
free(c);
-
XSync(dpy, False);
XSetErrorHandler(xerror);
XUngrabServer(dpy);
- arrange(NULL);
+ 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();
}