X-Git-Url: https://jasonwoof.com/gitweb/?a=blobdiff_plain;f=layout.c;h=aa3bff5de42fa0b124f371d65c01b3bba7a53c87;hb=0c6062041035105c6266f6bedb286c1990516fa7;hp=fa7b4ebe33a6218ceea168ab6c616b1f58e50ad1;hpb=4135e34dfa61d32625ef20e8e38064b465402f4a;p=dwm.git

diff --git a/layout.c b/layout.c
index fa7b4eb..aa3bff5 100644
--- a/layout.c
+++ b/layout.c
@@ -1,150 +1,59 @@
 /* See LICENSE file for copyright and license details. */
 #include "dwm.h"
-#include <stdio.h>
 #include <stdlib.h>
-
-unsigned int blw = 0;
-Layout *lt = NULL;
+#include <string.h>
+#include <X11/Xatom.h>
+#include <X11/Xutil.h>
 
 /* static */
 
-static double hratio = HRATIO;
-static double vratio = VRATIO;
-static unsigned int nlayouts = 0;
-static unsigned int nmaster = NMASTER;
-
-static void
-incratio(const char *arg, double *ratio, double def) {
-	double delta;
+typedef struct {
+	const char *symbol;
+	void (*arrange)(void);
+} Layout;
 
-	if(lt->arrange != tile)
-		return;
-	if(!arg)
-		*ratio = def;
-	else {
-		if(1 == sscanf(arg, "%lf", &delta)) {
-			if(delta + (*ratio) < .1 || delta + (*ratio) > 1.9)
-				return;
-			*ratio += delta;
-		}
-	}
-	lt->arrange();
-}
-
-static double /* simple pow() */
-spow(double x, double y)
-{
-	if(y == 0)
-		return 1;
-	while(--y)
-		x *= x;
-	return x;
-}
+unsigned int blw = 0;
+static char prop[128];
+static unsigned int ltidx = 0; /* default */
 
 static void
-tile(void) {
-	double mscale = 0, tscale = 0, sum = 0;
-	unsigned int i, n, nx, ny, nw, nh, mw, tw;
+floating(void) { /* default floating layout */
 	Client *c;
 
-	for(n = 0, c = nexttiled(clients); c; c = nexttiled(c->next))
-		n++;
-
-	mw = (n <= nmaster) ? waw :  waw / (1 + hratio);
-	tw = waw - mw;
-
-	if(n > 0) {
-		if(n < nmaster) {
-			for(i = 0; i < n; i++)
-				sum += spow(vratio, i);
-			mscale = wah / sum;
-		}
-		else {
-			for(i = 0; i < nmaster; i++)
-				sum += spow(vratio, i);
-			mscale = wah / sum;
-			for(sum = 0, i = 0; i < (n - nmaster); i++)
-				sum += spow(vratio, i);
-			tscale = wah / sum;
-		}
-	}
-	nx = wax;
-	ny = way;
-	for(i = 0, c = clients; c; c = c->next)
-		if(isvisible(c)) {
-			unban(c);
-			if(c->isfloating)
-				continue;
-			c->ismax = False;
-			if(i < nmaster) { /* master window */
-				nw = mw - 2 * c->border;
-				if(i + 1 == n || i + 1 == nmaster)
-					nh = (way + wah) - ny - (2 * c->border);
-				else
-					nh = (mscale * spow(vratio, i)) - (2 * c->border);
-			}
-			else { /* tile window */
-				if(i == nmaster) {
-					ny = way;
-					nx = wax + mw;
-				}
-				nw = tw - 2 * c->border;
-				if(i + 1 == n)
-					nh = (way + wah) - ny - (2 * c->border);
-				else
-					nh = (tscale * spow(vratio, i - nmaster)) - (2 * c->border);
-			}
-			if(nh < bh) {
-				nh = bh;
-				ny = way + wah - nh;
-			}
-			resize(c, nx, ny, nw, nh, False);
-			ny += nh;
-			i++;
-		}
-		else
-			ban(c);
-	focus(NULL);
-	restack();
+	for(c = clients; c; c = c->next)
+		if(isvisible(c))
+			resize(c, c->x, c->y, c->w, c->h, True);
 }
 
+static unsigned int nlayouts = 0;
+
 LAYOUTS
 
 /* extern */
 
 void
-floating(void) {
+arrange(void) {
 	Client *c;
 
 	for(c = clients; c; c = c->next)
-		if(isvisible(c)) {
+		if(isvisible(c))
 			unban(c);
-			resize(c, c->x, c->y, c->w, c->h, True);
-		}
 		else
 			ban(c);
+	layouts[ltidx].arrange();
 	focus(NULL);
 	restack();
 }
 
 void
-focusclient(const char *arg) {
+focusnext(const char *arg) {
 	Client *c;
-   
-	if(!sel || !arg)
+
+	if(!sel)
 		return;
-	if(atoi(arg) < 0) {
-		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);
-		}
-	}
-	else {
-		for(c = sel->next; c && !isvisible(c); c = c->next);
-		if(!c)
-			for(c = clients; c && !isvisible(c); c = c->next);
-	}
+	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();
@@ -152,47 +61,74 @@ focusclient(const char *arg) {
 }
 
 void
-inchratio(const char *arg) {
-	incratio(arg, &hratio, HRATIO);
+focusprev(const char *arg) {
+	Client *c;
+
+	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(c) {
+		focus(c);
+		restack();
+	}
 }
 
-void
-incvratio(const char *arg) {
-	incratio(arg, &vratio, VRATIO);
+const char *
+getsymbol(void)
+{
+	return layouts[ltidx].symbol;
 }
 
-void
-incnmaster(const char *arg) {
-	int i;
+Bool
+isfloating(void) {
+	return layouts[ltidx].arrange == floating;
+}
 
-	if(!arg)
-		nmaster = NMASTER;
-	else {
-		i = atoi(arg);
-		if((lt->arrange != tile) || (nmaster + i < 1)
-		|| (wah / (nmaster + i) <= 2 * BORDERPX))
-			return;
-		nmaster += i;
-	}
-	if(sel)
-		lt->arrange();
-	else
-		drawstatus();
+Bool
+isarrange(void (*func)())
+{
+	return func == layouts[ltidx].arrange;
 }
 
 void
 initlayouts(void) {
 	unsigned int i, w;
 
-	lt = &layout[0];
-	nlayouts = sizeof layout / sizeof layout[0];
+	/* TODO deserialize ltidx if present */
+	nlayouts = sizeof layouts / sizeof layouts[0];
 	for(blw = i = 0; i < nlayouts; i++) {
-		w = textw(layout[i].symbol);
+		w = textw(layouts[i].symbol);
 		if(w > blw)
 			blw = w;
 	}
 }
 
+void
+loaddwmprops(void) {
+	unsigned int i;
+	XTextProperty name;
+
+	/* check if window has set a property */
+	name.nitems = 0;
+	XGetTextProperty(dpy, root, &name, dwmprops);
+	if(name.nitems && name.encoding == XA_STRING) {
+		strncpy(prop, (char *)name.value, sizeof prop - 1);
+		prop[sizeof prop - 1] = '\0';
+		XFree(name.value);
+		for(i = 0; i < ntags && i < sizeof prop - 1 && prop[i] != '\0'; i++)
+			seltags[i] = prop[i] == '1';
+		if(i < sizeof prop - 1 && prop[i] != '\0') {
+			i = prop[i] - '0';
+			if(i < nlayouts)
+				ltidx = i;
+		}
+	}
+}
+
 Client *
 nexttiled(Client *c) {
 	for(; c && (c->isfloating || !isvisible(c)); c = c->next);
@@ -208,9 +144,9 @@ restack(void) {
 	drawstatus();
 	if(!sel)
 		return;
-	if(sel->isfloating || lt->arrange == floating)
+	if(sel->isfloating || isfloating())
 		XRaiseWindow(dpy, sel->win);
-	if(lt->arrange != floating) {
+	if(!isfloating()) {
 		wc.stack_mode = Below;
 		wc.sibling = barwin;
 		if(!sel->isfloating) {
@@ -229,24 +165,37 @@ restack(void) {
 }
 
 void
+savedwmprops(void) {
+	unsigned int i;
+
+	for(i = 0; i < ntags && i < sizeof prop - 1; i++)
+		prop[i] = seltags[i] ? '1' : '0';
+	if(i < sizeof prop - 1)
+		prop[i++] = (char)ltidx;
+	prop[i] = '\0';
+	XChangeProperty(dpy, root, dwmprops, XA_STRING, 8,
+			PropModeReplace, (unsigned char *)prop, i);
+}
+
+void
 setlayout(const char *arg) {
 	int i;
 
 	if(!arg) {
-		lt++;
-		if(lt == layout + nlayouts)
-			lt = layout;
+		if(++ltidx == nlayouts)
+			ltidx = 0;;
 	}
 	else {
 		i = atoi(arg);
 		if(i < 0 || i >= nlayouts)
 			return;
-		lt = &layout[i];
+		ltidx = i;
 	}
 	if(sel)
-		lt->arrange();
+		arrange();
 	else
 		drawstatus();
+	savedwmprops();
 }
 
 void
@@ -256,14 +205,14 @@ togglebar(const char *arg) {
 	else
 		bpos = BarOff;
 	updatebarpos();
-	lt->arrange();
+	arrange();
 }
 
 void
 togglemax(const char *arg) {
 	XEvent ev;
 
-	if(!sel || (lt->arrange != floating && !sel->isfloating) || sel->isfixed)
+	if(!sel || (!isfloating() && !sel->isfloating) || sel->isfixed)
 		return;
 	if((sel->ismax = !sel->ismax)) {
 		sel->rx = sel->x;
@@ -277,18 +226,3 @@ togglemax(const char *arg) {
 	drawstatus();
 	while(XCheckMaskEvent(dpy, EnterWindowMask, &ev));
 }
-
-void
-zoom(const char *arg) {
-	Client *c;
-
-	if(!sel || lt->arrange == floating || sel->isfloating)
-		return;
-	if((c = sel) == nexttiled(clients))
-		if(!(c = nexttiled(c->next)))
-			return;
-	detach(c);
-	attach(c);
-	focus(c);
-	lt->arrange();
-}