-/*
- * (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 <stdlib.h>
-#include <stdio.h>
#include <string.h>
#include <X11/Xatom.h>
#include <X11/Xutil.h>
-#include "dwm.h"
+/* static functions */
-static Rule rule[] = {
- /* class instance tags floating */
- { "Firefox-bin", "Gecko", { [Twww] = "www" }, False },
-};
+static void
+detachstack(Client *c) {
+ Client **tc;
+ for(tc=&stack; *tc && *tc != c; tc=&(*tc)->snext);
+ *tc = c->snext;
+}
-Client *
-getnext(Client *c)
-{
- for(; c && !c->tags[tsel]; c = c->next);
- return c;
+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)
-{
+ban(Client *c) {
XMoveWindow(dpy, c->win, c->x + 2 * sw, c->y);
- XMoveWindow(dpy, c->title, c->tx + 2 * sw, c->ty);
+ XMoveWindow(dpy, c->twin, c->tx + 2 * sw, c->ty);
}
-static void
-resize_title(Client *c)
-{
- int i;
-
- c->tw = 0;
- for(i = 0; i < TLast; i++)
- if(c->tags[i])
- c->tw += textw(c->tags[i]);
- 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;
- XMoveResizeWindow(dpy, c->title, c->tx, c->ty, c->tw, c->th);
+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
-settitle(Client *c)
-{
- XTextProperty name;
- int n;
- char **list = NULL;
+focus(Client *c) {
+ Client *old;
- name.nitems = 0;
- c->name[0] = 0;
- XGetTextProperty(dpy, c->win, &name, net_atom[NetWMName]);
- if(!name.nitems)
- XGetWMName(dpy, c->win, &name);
- if(!name.nitems)
+ if(!issel || (c && !isvisible(c)))
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);
+ if(!sel)
+ sel = c;
+ else if(sel != c) {
+ old = sel;
+ sel = c;
+ if(old) {
+ grabbuttons(old, False);
+ drawclient(old);
}
}
- XFree(name.value);
- resize_title(c);
-}
-
-void
-setsize(Client *c)
-{
- XSizeHints size;
- long msize;
- 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;
+ if(c) {
+ detachstack(c);
+ c->snext = stack;
+ stack = c;
+ grabbuttons(c, True);
+ drawclient(c);
+ XSetInputFocus(dpy, c->win, RevertToPointerRoot, CurrentTime);
}
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;
+ XSetInputFocus(dpy, root, RevertToPointerRoot, CurrentTime);
}
-void
-higher(Client *c)
-{
- XRaiseWindow(dpy, c->win);
- XRaiseWindow(dpy, c->title);
-}
+Client *
+getclient(Window w) {
+ Client *c;
-void
-lower(Client *c)
-{
- XLowerWindow(dpy, c->title);
- XLowerWindow(dpy, c->win);
+ for(c = clients; c; c = c->next)
+ if(c->win == w)
+ return c;
+ return NULL;
}
-void
-focus(Client *c)
-{
- Client *old = sel;
- XEvent ev;
+Client *
+getctitle(Window w) {
+ Client *c;
- XFlush(dpy);
- sel = c;
- if(old && old != c)
- drawtitle(old);
- drawtitle(c);
- XSetInputFocus(dpy, c->win, RevertToPointerRoot, CurrentTime);
- XFlush(dpy);
- while(XCheckMaskEvent(dpy, EnterWindowMask, &ev));
+ for(c = clients; c; c = c->next)
+ if(c->twin == w)
+ return c;
+ return NULL;
}
-static void
-init_tags(Client *c)
-{
- XClassHint ch;
- static unsigned int len = rule ? sizeof(rule) / sizeof(rule[0]) : 0;
- unsigned int i, j;
- Bool matched = False;
-
- if(!len) {
- c->tags[tsel] = tags[tsel];
+void
+killclient(Arg *arg) {
+ if(!sel)
return;
- }
-
- if(XGetClassHint(dpy, c->win, &ch)) {
- if(ch.res_class && ch.res_name) {
- for(i = 0; i < len; i++)
- if(!strncmp(rule[i].class, ch.res_class, sizeof(rule[i].class))
- && !strncmp(rule[i].instance, ch.res_name, sizeof(rule[i].instance)))
- {
- for(j = 0; j < TLast; j++)
- c->tags[j] = rule[i].tags[j];
- c->floating = rule[i].floating;
- matched = True;
- break;
- }
- }
- if(ch.res_class)
- XFree(ch.res_class);
- if(ch.res_name)
- XFree(ch.res_name);
- }
-
- if(!matched)
- c->tags[tsel] = tags[tsel];
+ if(sel->proto & PROTODELWIN)
+ sendevent(sel->win, wmatom[WMProtocols], wmatom[WMDelete]);
+ else
+ XKillClient(dpy, sel->win);
}
void
-manage(Window w, XWindowAttributes *wa)
-{
- Client *c, **l;
- XSetWindowAttributes twa;
+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->tx = c->x = wa->x;
- c->ty = c->y = wa->y;
- if(c->y < bh)
- c->ty = c->y += bh;
- c->tw = c->w = wa->width;
+ c->border = 0;
+ 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 = 1;
- c->proto = proto(c->win);
- setsize(c);
+ updatesizehints(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);
+ StructureNotifyMask | PropertyChangeMask | EnterWindowMask);
XGetTransientForHint(dpy, c->win, &trans);
twa.override_redirect = 1;
twa.background_pixmap = ParentRelative;
- twa.event_mask = ExposureMask;
-
- c->title = XCreateWindow(dpy, root, c->tx, c->ty, c->tw, c->th,
+ 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);
-
- settitle(c);
- init_tags(c);
-
- for(l = &clients; *l; l = &(*l)->next);
- c->next = *l; /* *l == nil */
- *l = c;
-
- XGrabButton(dpy, Button1, Mod1Mask, c->win, False, ButtonPressMask,
- GrabModeAsync, GrabModeSync, None, None);
- XGrabButton(dpy, Button2, Mod1Mask, c->win, False, ButtonPressMask,
- GrabModeAsync, GrabModeSync, None, None);
- XGrabButton(dpy, Button3, Mod1Mask, c->win, False, ButtonPressMask,
- GrabModeAsync, GrabModeSync, None, None);
-
- if(!c->floating)
- c->floating = trans
- || ((c->maxw == c->minw) && (c->maxh == c->minh));
-
- arrange(NULL);
- /* mapping the window now prevents flicker */
- if(c->tags[tsel]) {
- XMapRaised(dpy, c->win);
- XMapRaised(dpy, c->title);
+ grabbuttons(c, False);
+ updatetitle(c);
+ settags(c, getclient(trans));
+ if(!c->isfloat)
+ c->isfloat = trans || c->isfixed;
+ 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);
- }
- else {
- ban(c);
- XMapRaised(dpy, c->win);
- XMapRaised(dpy, c->title);
- }
-}
-
-void
-gravitate(Client *c, Bool invert)
-{
- int dx = 0, dy = 0;
-
- switch(c->grav) {
- 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;
- default:
- break;
- }
-
- switch (c->grav) {
- 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;
- default:
- break;
- }
-
- if(invert) {
- dx = -dx;
- dy = -dy;
- }
- c->x += dx;
- c->y += dy;
+ arrange();
}
-
void
-resize(Client *c, Bool inc)
-{
- XConfigureEvent e;
+resize(Client *c, Bool sizehints, Corner sticky) {
+ int bottom = c->y + c->h;
+ int right = c->x + c->w;
+ XWindowChanges wc;
- if(inc) {
+ 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(c->x > sw) /* might happen on restart */
+ 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->ty = c->y = sh - c->h;
- 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;
- resize_title(c);
- XSetWindowBorderWidth(dpy, c->win, 1);
- XMoveResizeWindow(dpy, c->win, c->x, c->y, c->w, c->h);
- e.type = ConfigureNotify;
- e.event = c->win;
- e.window = c->win;
- e.x = c->x;
- e.y = c->y;
- e.width = c->w;
- e.height = c->h;
- e.border_width = c->border;
- e.above = None;
- e.override_redirect = False;
- XSendEvent(dpy, c->win, False, StructureNotifyMask, (XEvent *)&e);
- XFlush(dpy);
+ 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);
}
-static int
-dummy_xerror(Display *dsply, XErrorEvent *err)
-{
- return 0;
+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
-unmanage(Client *c)
-{
- Client **l;
+updatesizehints(Client *c) {
+ long msize;
+ XSizeHints size;
- XGrabServer(dpy);
- XSetErrorHandler(dummy_xerror);
+ 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;
+ c->isfixed = (c->maxw && c->minw && c->maxh && c->minh &&
+ c->maxw == c->minw && c->maxh == c->minh);
+}
- XUngrabButton(dpy, AnyButton, AnyModifier, c->win);
- XDestroyWindow(dpy, c->title);
+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);
+}
- for(l = &clients; *l && *l != c; l = &(*l)->next);
- *l = c->next;
- for(l = &clients; *l; l = &(*l)->next)
- if((*l)->revert == c)
- (*l)->revert = NULL;
- if(sel == c)
- sel = sel->revert ? sel->revert : clients;
+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);
-
- XFlush(dpy);
+ XSync(dpy, False);
XSetErrorHandler(xerror);
XUngrabServer(dpy);
- arrange(NULL);
- if(sel)
- focus(sel);
-}
-
-Client *
-gettitle(Window w)
-{
- Client *c;
- for(c = clients; c; c = c->next)
- if(c->title == w)
- return c;
- return NULL;
-}
-
-Client *
-getclient(Window w)
-{
- Client *c;
- for(c = clients; c; c = c->next)
- if(c->win == w)
- return c;
- return NULL;
+ arrange();
}