dwm

dynamic window manager - with my changes
git clone https://pi.duncano.de/git/dwm.git
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commit f27ccc5c60e4518c90f33bb20e68ea7bb23a2947
parent 2dbfda72f0c7269c3fcbb5c93173013e7dd0bea6
Author: Anselm R Garbe <anselm@garbe.us>
Date:   Fri, 19 Jun 2009 20:15:15 +0100

introduction of Monitor for better Xinerama support, work in progress
Diffstat:
config.mk | 4++--
dwm.c | 183++++++++++++++++++++++++++++++++++++++++++++++---------------------------------
2 files changed, 109 insertions(+), 78 deletions(-)

diff --git a/config.mk b/config.mk @@ -11,8 +11,8 @@ X11INC = /usr/X11R6/include X11LIB = /usr/X11R6/lib # Xinerama, un-comment if you want it -XINERAMALIBS = -L${X11LIB} -lXinerama -XINERAMAFLAGS = -DXINERAMA +#XINERAMALIBS = -L${X11LIB} -lXinerama +#XINERAMAFLAGS = -DXINERAMA # includes and libs INCS = -I. -I/usr/include -I${X11INC} diff --git a/dwm.c b/dwm.c @@ -44,7 +44,7 @@ #define BUTTONMASK (ButtonPressMask|ButtonReleaseMask) #define CLEANMASK(mask) (mask & ~(numlockmask|LockMask)) #define INRECT(X,Y,RX,RY,RW,RH) ((X) >= (RX) && (X) < (RX) + (RW) && (Y) >= (RY) && (Y) < (RY) + (RH)) -#define ISVISIBLE(x) (x->tags & tagset[seltags]) +#define ISVISIBLE(x) (x->tags & tagset[selmon->seltags]) #define LENGTH(x) (sizeof x / sizeof x[0]) #define MAX(a, b) ((a) > (b) ? (a) : (b)) #define MIN(a, b) ((a) < (b) ? (a) : (b)) @@ -85,6 +85,7 @@ struct Client { int basew, baseh, incw, inch, maxw, maxh, minw, minh; int bw, oldbw; unsigned int tags; + unsigned int mon; Bool isfixed, isfloating, isurgent; Client *next; Client *snext; @@ -119,6 +120,12 @@ typedef struct { } Layout; typedef struct { + int wx, wy, ww, wh; + unsigned int seltags; + unsigned int sellt; +} Monitor; + +typedef struct { const char *class; const char *instance; const char *title; @@ -208,8 +215,6 @@ static char stext[256]; static int screen; static int sx, sy, sw, sh; /* X display screen geometry x, y, width, height */ static int by, bh, blw; /* bar geometry y, height and layout symbol width */ -static int wx, wy, ww, wh; /* window area geometry x, y, width, height, bar excluded */ -static unsigned int seltags = 0, sellt = 0; static int (*xerrorxlib)(Display *, XErrorEvent *); static unsigned int numlockmask = 0; static void (*handler[LASTEvent]) (XEvent *) = { @@ -236,6 +241,8 @@ static Cursor cursor[CurLast]; static Display *dpy; static DC dc; static Layout *lt[] = { NULL, NULL }; +static Monitor *mon = NULL, *selmon = NULL; +static unsigned int nmons; static Window root, barwin; /* configuration, allows nested code to access above variables */ #include "config.h" @@ -267,7 +274,7 @@ applyrules(Client *c) { if(ch.res_name) XFree(ch.res_name); } - c->tags = c->tags & TAGMASK ? c->tags & TAGMASK : tagset[seltags]; + c->tags = c->tags & TAGMASK ? c->tags & TAGMASK : tagset[mon[c->mon].seltags]; } Bool @@ -339,8 +346,8 @@ void arrange(void) { showhide(stack); focus(NULL); - if(lt[sellt]->arrange) - lt[sellt]->arrange(); + if(lt[selmon->sellt]->arrange) + lt[selmon->sellt]->arrange(); restack(); } @@ -373,7 +380,7 @@ buttonpress(XEvent *e) { } else if(ev->x < x + blw) click = ClkLtSymbol; - else if(ev->x > wx + ww - TEXTW(stext)) + else if(ev->x > selmon->wx + selmon->ww - TEXTW(stext)) click = ClkStatusText; else click = ClkWinTitle; @@ -409,7 +416,7 @@ cleanup(void) { Layout foo = { "", NULL }; view(&a); - lt[sellt] = &foo; + lt[selmon->sellt] = &foo; while(stack) unmanage(stack); if(dc.font.set) @@ -479,7 +486,7 @@ configurerequest(XEvent *e) { if((c = getclient(ev->window))) { if(ev->value_mask & CWBorderWidth) c->bw = ev->border_width; - else if(c->isfloating || !lt[sellt]->arrange) { + else if(c->isfloating || !lt[selmon->sellt]->arrange) { if(ev->value_mask & CWX) c->x = sx + ev->x; if(ev->value_mask & CWY) @@ -564,23 +571,23 @@ drawbar(void) { dc.x = 0; for(i = 0; i < LENGTH(tags); i++) { dc.w = TEXTW(tags[i]); - col = tagset[seltags] & 1 << i ? dc.sel : dc.norm; + col = tagset[selmon->seltags] & 1 << i ? dc.sel : dc.norm; drawtext(tags[i], col, urg & 1 << i); drawsquare(sel && sel->tags & 1 << i, occ & 1 << i, urg & 1 << i, col); dc.x += dc.w; } if(blw > 0) { dc.w = blw; - drawtext(lt[sellt]->symbol, dc.norm, False); + drawtext(lt[selmon->sellt]->symbol, dc.norm, False); x = dc.x + dc.w; } else x = dc.x; dc.w = TEXTW(stext); - dc.x = ww - dc.w; + dc.x = selmon->ww - dc.w; if(dc.x < x) { dc.x = x; - dc.w = ww - x; + dc.w = selmon->ww - x; } drawtext(stext, dc.norm, False); if((dc.w = dc.x - x) > bh) { @@ -592,7 +599,7 @@ drawbar(void) { else drawtext(NULL, dc.norm, False); } - XCopyArea(dpy, dc.drawable, barwin, dc.gc, 0, 0, ww, bh, 0, 0); + XCopyArea(dpy, dc.drawable, barwin, dc.gc, 0, 0, selmon->ww, bh, 0, 0); XSync(dpy, False); } @@ -919,6 +926,7 @@ manage(Window w, XWindowAttributes *wa) { die("fatal: could not malloc() %u bytes\n", sizeof(Client)); *c = cz; c->win = w; + for(c->mon = 0; selmon != &mon[c->mon]; c->mon++); /* geometry */ c->x = wa->x; @@ -938,8 +946,9 @@ manage(Window w, XWindowAttributes *wa) { c->y = sy + sh - HEIGHT(c); c->x = MAX(c->x, sx); /* only fix client y-offset, if the client center might cover the bar */ - c->y = MAX(c->y, ((by == 0) && (c->x + (c->w / 2) >= wx) - && (c->x + (c->w / 2) < wx + ww)) ? bh : sy); + /* TODO: is c always attached to selmon? */ + c->y = MAX(c->y, ((by == 0) && (c->x + (c->w / 2) >= selmon->wx) + && (c->x + (c->w / 2) < selmon->wx + selmon->ww)) ? bh : sy); c->bw = borderpx; } @@ -994,9 +1003,11 @@ maprequest(XEvent *e) { void monocle(void) { Client *c; + Monitor *m; for(c = nexttiled(clients); c; c = nexttiled(c->next)) { - resize(c, wx, wy, ww - 2 * c->bw, wh - 2 * c->bw); + m = &mon[c->mon]; + resize(c, m->wx, m->wy, m->ww - 2 * c->bw, m->wh - 2 * c->bw); } } @@ -1028,21 +1039,21 @@ movemouse(const Arg *arg) { case MotionNotify: nx = ocx + (ev.xmotion.x - x); ny = ocy + (ev.xmotion.y - y); - if(snap && nx >= wx && nx <= wx + ww - && ny >= wy && ny <= wy + wh) { - if(abs(wx - nx) < snap) - nx = wx; - else if(abs((wx + ww) - (nx + WIDTH(c))) < snap) - nx = wx + ww - WIDTH(c); - if(abs(wy - ny) < snap) - ny = wy; - else if(abs((wy + wh) - (ny + HEIGHT(c))) < snap) - ny = wy + wh - HEIGHT(c); - if(!c->isfloating && lt[sellt]->arrange + if(snap && nx >= selmon->wx && nx <= selmon->wx + selmon->ww + && ny >= selmon->wy && ny <= selmon->wy + selmon->wh) { + if(abs(selmon->wx - nx) < snap) + nx = selmon->wx; + else if(abs((selmon->wx + selmon->ww) - (nx + WIDTH(c))) < snap) + nx = selmon->wx + selmon->ww - WIDTH(c); + if(abs(selmon->wy - ny) < snap) + ny = selmon->wy; + else if(abs((selmon->wy + selmon->wh) - (ny + HEIGHT(c))) < snap) + ny = selmon->wy + selmon->wh - HEIGHT(c); + if(!c->isfloating && lt[selmon->sellt]->arrange && (abs(nx - c->x) > snap || abs(ny - c->y) > snap)) togglefloating(NULL); } - if(!lt[sellt]->arrange || c->isfloating) + if(!lt[selmon->sellt]->arrange || c->isfloating) resize(c, nx, ny, c->w, c->h); break; } @@ -1141,13 +1152,13 @@ resizemouse(const Arg *arg) { nw = MAX(ev.xmotion.x - ocx - 2 * c->bw + 1, 1); nh = MAX(ev.xmotion.y - ocy - 2 * c->bw + 1, 1); - if(snap && nw >= wx && nw <= wx + ww - && nh >= wy && nh <= wy + wh) { - if(!c->isfloating && lt[sellt]->arrange + if(snap && nw >= selmon->wx && nw <= selmon->wx + selmon->ww + && nh >= selmon->wy && nh <= selmon->wy + selmon->wh) { + if(!c->isfloating && lt[selmon->sellt]->arrange && (abs(nw - c->w) > snap || abs(nh - c->h) > snap)) togglefloating(NULL); } - if(!lt[sellt]->arrange || c->isfloating) + if(!lt[selmon->sellt]->arrange || c->isfloating) resize(c, c->x, c->y, nw, nh); break; } @@ -1167,9 +1178,9 @@ restack(void) { drawbar(); if(!sel) return; - if(sel->isfloating || !lt[sellt]->arrange) + if(sel->isfloating || !lt[selmon->sellt]->arrange) XRaiseWindow(dpy, sel->win); - if(lt[sellt]->arrange) { + if(lt[selmon->sellt]->arrange) { wc.stack_mode = Below; wc.sibling = barwin; for(c = stack; c; c = c->snext) @@ -1230,10 +1241,10 @@ setclientstate(Client *c, long state) { void setlayout(const Arg *arg) { - if(!arg || !arg->v || arg->v != lt[sellt]) - sellt ^= 1; + if(!arg || !arg->v || arg->v != lt[selmon->sellt]) + selmon->sellt ^= 1; if(arg && arg->v) - lt[sellt] = (Layout *)arg->v; + lt[selmon->sellt] = (Layout *)arg->v; if(sel) arrange(); else @@ -1245,7 +1256,7 @@ void setmfact(const Arg *arg) { float f; - if(!arg || !lt[sellt]->arrange) + if(!arg || !lt[selmon->sellt]->arrange) return; f = arg->f < 1.0 ? arg->f + mfact : arg->f - 1.0; if(f < 0.1 || f > 0.9) @@ -1308,7 +1319,7 @@ setup(void) { wa.background_pixmap = ParentRelative; wa.event_mask = ButtonPressMask|ExposureMask; - barwin = XCreateWindow(dpy, root, wx, by, ww, bh, 0, DefaultDepth(dpy, screen), + barwin = XCreateWindow(dpy, root, selmon->wx, by, selmon->ww, bh, 0, DefaultDepth(dpy, screen), CopyFromParent, DefaultVisual(dpy, screen), CWOverrideRedirect|CWBackPixmap|CWEventMask, &wa); XDefineCursor(dpy, barwin, cursor[CurNormal]); @@ -1335,7 +1346,7 @@ showhide(Client *c) { return; if(ISVISIBLE(c)) { /* show clients top down */ XMoveWindow(dpy, c->win, c->x, c->y); - if(!lt[sellt]->arrange || c->isfloating) + if(!lt[selmon->sellt]->arrange || c->isfloating) resize(c, c->x, c->y, c->w, c->h); showhide(c->snext); } @@ -1389,6 +1400,7 @@ tile(void) { int x, y, h, w, mw; unsigned int i, n; Client *c; + Monitor *m; for(n = 0, c = nexttiled(clients); c; c = nexttiled(c->next), n++); if(n == 0) @@ -1396,24 +1408,25 @@ tile(void) { /* master */ c = nexttiled(clients); - mw = mfact * ww; - resize(c, wx, wy, (n == 1 ? ww : mw) - 2 * c->bw, wh - 2 * c->bw); + m = &mon[c->mon]; + mw = mfact * m->ww; + resize(c, m->wx, m->wy, (n == 1 ? m->ww : mw) - 2 * c->bw, m->wh - 2 * c->bw); if(--n == 0) return; /* tile stack */ - x = (wx + mw > c->x + c->w) ? c->x + c->w + 2 * c->bw : wx + mw; - y = wy; - w = (wx + mw > c->x + c->w) ? wx + ww - x : ww - mw; - h = wh / n; + x = (m->wx + mw > c->x + c->w) ? c->x + c->w + 2 * c->bw : m->wx + mw; + y = m->wy; + w = (m->wx + mw > c->x + c->w) ? m->wx + m->ww - x : m->ww - mw; + h = m->wh / n; if(h < bh) - h = wh; + h = m->wh; for(i = 0, c = nexttiled(c->next); c; c = nexttiled(c->next), i++) { resize(c, x, y, w - 2 * c->bw, /* remainder */ ((i + 1 == n) - ? wy + wh - y - 2 * c->bw : h - 2 * c->bw)); - if(h != wh) + ? m->wy + m->wh - y - 2 * c->bw : h - 2 * c->bw)); + if(h != m->wh) y = c->y + HEIGHT(c); } } @@ -1452,10 +1465,10 @@ toggletag(const Arg *arg) { void toggleview(const Arg *arg) { - unsigned int mask = tagset[seltags] ^ (arg->ui & TAGMASK); + unsigned int mask = tagset[selmon->seltags] ^ (arg->ui & TAGMASK); if(mask) { - tagset[seltags] = mask; + tagset[selmon->seltags] = mask; arrange(); } } @@ -1495,44 +1508,62 @@ void updatebar(void) { if(dc.drawable != 0) XFreePixmap(dpy, dc.drawable); - dc.drawable = XCreatePixmap(dpy, root, ww, bh, DefaultDepth(dpy, screen)); - XMoveResizeWindow(dpy, barwin, wx, by, ww, bh); + dc.drawable = XCreatePixmap(dpy, root, selmon->ww, bh, DefaultDepth(dpy, screen)); + XMoveResizeWindow(dpy, barwin, selmon->wx, by, selmon->ww, bh); } void updategeom(void) { #ifdef XINERAMA - int n, i = 0; + int di, x, y, n; + unsigned int dui, i = 0; + Bool pquery; + Client *c; + Window dummy; XineramaScreenInfo *info = NULL; /* window area geometry */ if(XineramaIsActive(dpy) && (info = XineramaQueryScreens(dpy, &n))) { - if(n > 1) { - int di, x, y; - unsigned int dui; - Window dummy; - if(XQueryPointer(dpy, root, &dummy, &dummy, &x, &y, &di, &di, &dui)) - for(i = 0; i < n; i++) - if(INRECT(x, y, info[i].x_org, info[i].y_org, info[i].width, info[i].height)) - break; + nmons = (unsigned int)n; + for(c = clients; c; c = c->next) + if(c->mon >= nmons) + c->mon = nmons - 1; + if(!(mon = (Monitor *)realloc(mon, sizeof(Monitor) * nmons))) + die("fatal: could not realloc() %u bytes\n", sizeof(Monitor) * nmons); + pquery = XQueryPointer(dpy, root, &dummy, &dummy, &x, &y, &di, &di, &dui); + for(i = 0; i < nmons; i++) { + /* TODO: consider re-using XineramaScreenInfo */ + mon[i].wx = info[i].x_org; + mon[i].wy = info[i].y_org; + mon[i].ww = info[i].width; + mon[i].wh = info[i].height; + mon[i].seltags = 0; + mon[i].sellt = 0; + if(pquery && INRECT(x, y, info[i].x_org, info[i].y_org, info[i].width, info[i].height)) + selmon = &mon[i]; } - wx = info[i].x_org; - wy = showbar && topbar ? info[i].y_org + bh : info[i].y_org; - ww = info[i].width; - wh = showbar ? info[i].height - bh : info[i].height; + /* bar adjustments of selmon */ + selmon->wy = showbar && topbar ? selmon->wy + bh : selmon->wy; + selmon->wh = showbar ? selmon->wh - bh : selmon->wh; XFree(info); } else #endif { - wx = sx; - wy = showbar && topbar ? sy + bh : sy; - ww = sw; - wh = showbar ? sh - bh : sh; + nmons = 1; + if(!(mon = (Monitor *)realloc(mon, sizeof(Monitor)))) + die("fatal: could not realloc() %u bytes\n", sizeof(Monitor)); + selmon = &mon[0]; + mon[0].wx = sx; + mon[0].wy = showbar && topbar ? sy + bh : sy; + mon[0].ww = sw; + mon[0].wh = showbar ? sh - bh : sh; + mon[0].seltags = 0; + mon[0].sellt = 0; } /* bar position */ - by = showbar ? (topbar ? wy - bh : wy + wh) : -bh; + by = showbar ? (topbar ? selmon->wy - bh : selmon->wy + selmon->wh) : -bh; } void @@ -1631,11 +1662,11 @@ updatewmhints(Client *c) { void view(const Arg *arg) { - if((arg->ui & TAGMASK) == tagset[seltags]) + if((arg->ui & TAGMASK) == tagset[selmon->seltags]) return; - seltags ^= 1; /* toggle sel tagset */ + selmon->seltags ^= 1; /* toggle sel tagset */ if(arg->ui & TAGMASK) - tagset[seltags] = arg->ui & TAGMASK; + tagset[selmon->seltags] = arg->ui & TAGMASK; arrange(); } @@ -1676,7 +1707,7 @@ void zoom(const Arg *arg) { Client *c = sel; - if(!lt[sellt]->arrange || lt[sellt]->arrange == monocle || (sel && sel->isfloating)) + if(!lt[selmon->sellt]->arrange || lt[selmon->sellt]->arrange == monocle || (sel && sel->isfloating)) return; if(c == nexttiled(clients)) if(!c || !(c = nexttiled(c->next)))