* See LICENSE file for license details.
*/
+#include <stdlib.h>
+#include <stdio.h>
#include <string.h>
#include <X11/Xatom.h>
+#include <X11/Xutil.h>
-#include "util.h"
-#include "wm.h"
+#include "dwm.h"
+
+void (*arrange)(Arg *) = tiling;
+
+static Rule rule[] = {
+ /* class instance tags floating */
+ { "Firefox-bin", "Gecko", { [Twww] = "www" }, False },
+};
+
+static Client *
+next(Client *c)
+{
+ for(; c && !c->tags[tsel]; c = c->next);
+ return c;
+}
+
+void
+zoom(Arg *arg)
+{
+ Client **l, *c;
+
+ if(!sel)
+ return;
+
+ if(sel == next(clients) && sel->next) {
+ if((c = next(sel->next)))
+ sel = c;
+ }
+
+ for(l = &clients; *l && *l != sel; l = &(*l)->next);
+ *l = sel->next;
+
+ sel->next = clients; /* pop */
+ clients = sel;
+ arrange(NULL);
+ focus(sel);
+}
+
+void
+max(Arg *arg)
+{
+ if(!sel)
+ return;
+ sel->x = sx;
+ sel->y = sy + bh;
+ sel->w = sw - 2 * sel->border;
+ sel->h = sh - 2 * sel->border - bh;
+ craise(sel);
+ resize(sel, False);
+}
+
+void
+view(Arg *arg)
+{
+ Client *c;
+
+ tsel = arg->i;
+ arrange(NULL);
+
+ for(c = clients; c; c = next(c->next))
+ draw_client(c);
+ draw_bar();
+}
+
+void
+tappend(Arg *arg)
+{
+ if(!sel)
+ return;
+
+ sel->tags[arg->i] = tags[arg->i];
+ arrange(NULL);
+}
+
+void
+ttrunc(Arg *arg)
+{
+ int i;
+ if(!sel)
+ return;
+
+ for(i = 0; i < TLast; i++)
+ sel->tags[i] = NULL;
+ tappend(arg);
+}
+
+static void
+ban_client(Client *c)
+{
+ XMoveWindow(dpy, c->win, c->x + 2 * sw, c->y);
+ XMoveWindow(dpy, c->title, c->tx + 2 * sw, c->ty);
+}
+
+void
+floating(Arg *arg)
+{
+ Client *c;
+
+ arrange = floating;
+ for(c = clients; c; c = c->next) {
+ if(c->tags[tsel])
+ resize(c, True);
+ else
+ ban_client(c);
+ }
+ if(sel && !sel->tags[tsel]) {
+ if((sel = next(clients))) {
+ craise(sel);
+ focus(sel);
+ }
+ }
+}
+
+void
+tiling(Arg *arg)
+{
+ Client *c;
+ int n, i, w, h;
+
+ w = sw - mw;
+ arrange = tiling;
+ for(n = 0, c = clients; c; c = c->next)
+ if(c->tags[tsel] && !c->floating)
+ n++;
+
+ if(n > 1)
+ h = (sh - bh) / (n - 1);
+ else
+ h = sh - bh;
+
+ for(i = 0, c = clients; c; c = c->next) {
+ if(c->tags[tsel]) {
+ if(c->floating) {
+ craise(c);
+ resize(c, True);
+ continue;
+ }
+ if(n == 1) {
+ c->x = sx;
+ c->y = sy + bh;
+ c->w = sw - 2 * c->border;
+ c->h = sh - 2 * c->border - bh;
+ }
+ else if(i == 0) {
+ c->x = sx;
+ c->y = sy + bh;
+ c->w = mw - 2 * c->border;
+ c->h = sh - 2 * c->border - bh;
+ }
+ else {
+ c->x = sx + mw;
+ c->y = sy + (i - 1) * h + bh;
+ c->w = w - 2 * c->border;
+ c->h = h - 2 * c->border;
+ }
+ resize(c, False);
+ i++;
+ }
+ else
+ ban_client(c);
+ }
+ if(!sel || (sel && !sel->tags[tsel])) {
+ if((sel = next(clients))) {
+ craise(sel);
+ focus(sel);
+ }
+ }
+}
+
+void
+prevc(Arg *arg)
+{
+ Client *c;
+
+ if(!sel)
+ return;
+
+ if((c = sel->revert && sel->revert->tags[tsel] ? sel->revert : NULL)) {
+ craise(c);
+ focus(c);
+ }
+}
+
+void
+nextc(Arg *arg)
+{
+ Client *c;
+
+ if(!sel)
+ return;
+
+ if(!(c = next(sel->next)))
+ c = next(clients);
+ if(c) {
+ craise(c);
+ c->revert = sel;
+ focus(c);
+ }
+}
+
+void
+ckill(Arg *arg)
+{
+ if(!sel)
+ return;
+ if(sel->proto & WM_PROTOCOL_DELWIN)
+ send_message(sel->win, wm_atom[WMProtocols], wm_atom[WMDelete]);
+ else
+ XKillClient(dpy, sel->win);
+}
static void
-update_client_name(Client *c)
+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]) + dc.font.height;
+ c->tw += textw(c->name) + dc.font.height;
+ 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
+update_name(Client *c)
{
XTextProperty name;
int n;
}
}
XFree(name.value);
+ resize_title(c);
}
-Client *
-create_client(Window w, XWindowAttributes *wa)
+void
+update_size(Client *c)
{
- Client *c;
- XSetWindowAttributes twa;
+ 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;
+ }
+ 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
+craise(Client *c)
+{
+ XRaiseWindow(dpy, c->win);
+ XRaiseWindow(dpy, c->title);
+}
+
+void
+lower(Client *c)
+{
+ XLowerWindow(dpy, c->title);
+ XLowerWindow(dpy, c->win);
+}
+
+void
+focus(Client *c)
+{
+ Client *old = sel;
+ XEvent ev;
+
+ XFlush(dpy);
+ sel = c;
+ if(old && old != c)
+ draw_client(old);
+ draw_client(c);
+ XSetInputFocus(dpy, c->win, RevertToPointerRoot, CurrentTime);
+ XFlush(dpy);
+ while(XCheckMaskEvent(dpy, EnterWindowMask, &ev));
+}
+
+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];
+ 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];
+}
+
+void
+manage(Window w, XWindowAttributes *wa)
+{
+ Client *c, **l;
+ XSetWindowAttributes twa;
+ Window trans;
c = emallocz(sizeof(Client));
c->win = w;
- c->r[RFloat].x = wa->x;
- c->r[RFloat].y = wa->y;
- c->r[RFloat].width = wa->width;
- c->r[RFloat].height = wa->height;
- c->border = wa->border_width;
- XSetWindowBorderWidth(dpy, c->win, 0);
+ 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->h = wa->height;
+ c->th = bh;
+ c->border = 1;
c->proto = win_proto(c->win);
- XGetTransientForHint(dpy, c->win, &c->trans);
- if(!XGetWMNormalHints(dpy, c->win, &c->size, &msize) || !c->size.flags)
- c->size.flags = PSize;
- c->fixedsize =
- (c->size.flags & PMinSize && c->size.flags & PMaxSize
- && c->size.min_width == c->size.max_width
- && c->size.min_height == c->size.max_height);
- XAddToSaveSet(dpy, c->win);
- update_client_name(c);
+ update_size(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;
- c->title = XCreateWindow(dpy, root, c->r[RFloat].x, c->r[RFloat].y,
- c->r[RFloat].width, barrect.height, 0,
- DefaultDepth(dpy, screen), CopyFromParent,
+ c->title = XCreateWindow(dpy, root, c->tx, c->ty, c->tw, c->th,
+ 0, DefaultDepth(dpy, screen), CopyFromParent,
DefaultVisual(dpy, screen),
CWOverrideRedirect | CWBackPixmap | CWEventMask, &twa);
+
+ update_name(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);
+ focus(c);
+ }
+ else {
+ ban_client(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;
+}
+
+
+void
+resize(Client *c, Bool inc)
+{
+ XConfigureEvent e;
+
+ if(inc) {
+ if(c->incw)
+ c->w -= (c->w - c->basew) % c->incw;
+ if(c->inch)
+ c->h -= (c->h - c->baseh) % c->inch;
+ }
+ if(c->x > sw) /* might happen on restart */
+ 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);
+}
-#if 0
- for(t=&client, i=0; *t; t=&(*t)->next, i++);
- c->next = *t; /* *t == nil */
- *t = c;
-#endif
- return c;
+static int
+dummy_error_handler(Display *dsply, XErrorEvent *err)
+{
+ return 0;
}
void
-manage(Client *c)
+unmanage(Client *c)
{
- XMapRaised(dpy, c->win);
- XSetInputFocus(dpy, c->win, RevertToPointerRoot, CurrentTime);
+ Client **l;
+
+ XGrabServer(dpy);
+ XSetErrorHandler(dummy_error_handler);
+
+ XUngrabButton(dpy, AnyButton, AnyModifier, c->win);
+ XDestroyWindow(dpy, c->title);
+
+ 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;
+
+ free(c);
+
+ XFlush(dpy);
+ XSetErrorHandler(error_handler);
+ 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;
+}
+
+void
+draw_client(Client *c)
+{
+ int i;
+ if(c == sel) {
+ draw_bar();
+ XUnmapWindow(dpy, c->title);
+ XSetWindowBorder(dpy, c->win, dc.fg);
+ return;
+ }
+
+ XSetWindowBorder(dpy, c->win, dc.bg);
+ XMapWindow(dpy, c->title);
+
+ dc.x = dc.y = 0;
+
+ dc.w = 0;
+ for(i = 0; i < TLast; i++) {
+ if(c->tags[i]) {
+ dc.x += dc.w;
+ dc.w = textw(c->tags[i]) + dc.font.height;
+ drawtext(c->tags[i], False, True);
+ }
+ }
+ dc.x += dc.w;
+ dc.w = textw(c->name) + dc.font.height;
+ drawtext(c->name, False, True);
+ XCopyArea(dpy, dc.drawable, c->title, dc.gc,
+ 0, 0, c->tw, c->th, 0, 0);
XFlush(dpy);
}