-/*
- * (C)opyright MMVI Anselm R. Garbe <garbeam at gmail dot com>
- * See LICENSE file for license details.
- */
+/* © 2006-2007 Anselm R. Garbe <garbeam at gmail dot com>
+ * © 2006-2007 Sander van Dijk <a dot h dot vandijk at gmail dot com>
+ * © 2006-2007 Jukka Salmi <jukka at salmi dot ch>
+ * © 2007 Premysl Hruby <dfenze at gmail dot com>
+ * © 2007 Szabolcs Nagy <nszabolcs 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 */
+
+static void
+attachstack(Client *c) {
+ c->snext = stack;
+ stack = c;
+}
static void
detachstack(Client *c) {
Client **tc;
+
for(tc=&stack; *tc && *tc != c; tc=&(*tc)->snext);
*tc = c->snext;
}
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
+setclientstate(Client *c, long state) {
+ long data[] = {state, None};
+
+ XChangeProperty(dpy, c->win, wmatom[WMState], wmatom[WMState], 32,
+ PropModeReplace, (unsigned char *)data, 2);
+}
+
static int
xerrordummy(Display *dsply, XErrorEvent *ee) {
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
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);
+ 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
-focus(Client *c) {
- Client *old;
+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)))
- return;
- if(!sel)
- sel = c;
- else if(sel != c) {
- old = sel;
- sel = c;
- if(old) {
- grabbuttons(old, False);
- drawtitle(old);
- }
+void
+focus(Client *c) {
+ 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]);
}
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) {
- 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;
-}
+killclient(const char *arg) {
+ XEvent ev;
-void
-killclient(Arg *arg) {
if(!sel)
return;
- if(sel->proto & PROTODELWIN)
- sendevent(sel->win, wmatom[WMProtocols], wmatom[WMDelete]);
+ 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);
+ }
else
XKillClient(dpy, sel->win);
}
void
manage(Window w, XWindowAttributes *wa) {
- Client *c;
+ Client *c, *t = NULL;
Window trans;
- XSetWindowAttributes twa;
+ Status rettrans;
+ 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->border = 0;
- updatesize(c);
-
- if(c->x + c->w + 2 * BORDERPX > sw)
- c->x = sw - c->w - 2 * BORDERPX;
- if(c->x < sx)
+ c->oldborder = wa->border_width;
+ if(c->w == sw && c->h == sh) {
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,
+ c->y = sy;
+ c->border = wa->border_width;
+ }
+ else {
+ 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;
+ 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, w,
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(NULL);
+ if((rettrans = XGetTransientForHint(dpy, w, &trans) == Success))
+ for(t = clients; t && t->win != trans; t = t->next);
+ settags(c, t);
+ if(!c->isfloating)
+ c->isfloating = (rettrans == Success) || c->isfixed;
+ attach(c);
+ attachstack(c);
+ c->isbanned = True;
+ XMoveWindow(dpy, w, c->x + 2 * sw, c->y);
+ XMapWindow(dpy, w);
+ setclientstate(c, NormalState);
+ focus(c);
+ lt->arrange();
}
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 dx, dy, max, min, ratio;
XWindowChanges wc;
+ if(w <= 0 || h <= 0)
+ return;
if(sizehints) {
+ if(c->minay > 0 && c->maxay > 0 && (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);
+ 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(ratio > max) {
+ dy = (dx * min + dy) / (max * max + 1);
+ dx = dy * min;
+ w = (int)dx + c->basew;
+ h = (int)dy + c->baseh;
+ }
+ }
+ }
+ 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)
- 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;
-
+ if(w <= 0 || h <= 0)
+ return;
/* 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);
+ 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
-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);
+togglefloating(const char *arg) {
+ if(!sel || lt->arrange == floating)
+ return;
+ sel->isfloating = !sel->isfloating;
+ if(sel->isfloating)
+ resize(sel, sel->x, sel->y, sel->w, sel->h, True);
+ lt->arrange();
}
void
-updatesize(Client *c) {
+updatesizehints(Client *c) {
long msize;
XSizeHints size;
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 & PWinGravity)
- c->grav = size.win_gravity;
+ if(c->flags & PAspect) {
+ c->minax = size.min_aspect.x;
+ c->maxax = size.max_aspect.x;
+ c->minay = size.min_aspect.y;
+ c->maxay = size.max_aspect.y;
+ }
else
- c->grav = NorthWestGravity;
+ 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
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 - 1);
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 - 1);
XFreeStringList(list);
}
}
+ c->name[sizeof c->name - 1] = '\0';
XFree(name.value);
}
void
unmanage(Client *c) {
- Client *nc;
+ 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) {
- for(nc = stack; nc && !isvisible(nc); nc = nc->snext);
- focus(nc);
- }
-
+ if(sel == c)
+ focus(NULL);
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);
+ lt->arrange();
}
Got questions, comments, patches, etc.? Contact Jason Woofenden