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-rw-r--r--dwm.121
1 files changed, 14 insertions, 7 deletions
diff --git a/dwm.1 b/dwm.1
index 47fceeb..da7d6eb 100644
--- a/dwm.1
+++ b/dwm.1
@@ -41,7 +41,7 @@ click on a tag label focuses that
 .B tag.
 .TP
 .B Button2
-click on a tag label (un)extends the current
+click on a tag label toggles that
 .B tag.
 .TP
 .B Button[1,4]
@@ -111,16 +111,14 @@ Start
 .B terminal.
 .TP
 .B Mod1-Control-[0..n]
+Toggle
+.B nth tag.
+.TP
+.B Mod1-Control-Shift-[0..n]
 Append
 .B nth tag
 to current
 .B window.
-.TP
-.B Mod1-Control-Shift-[0..n]
-(Un)extends
-.B nth tag
-with current
-.B tag.
 .SS Mouse commands
 .TP
 .B Mod1-Button1
@@ -143,5 +141,14 @@ while dragging.
 .B dwm
 is customized by creating a custom config.h and (re)compiling the source
 code. This keeps it fast, secure and simple.
+.SH CAVEATS
+The status bar displays
+.BR "broken pipe"
+when
+.B dwm
+has been started by
+.BR xdm (1),
+because it closes standard output before executing
+.B dwm.
 .SH SEE ALSO
 .BR dmenu (1)
generated by cgit-pink 1.4.1-2-gfad0 (git 2.36.2.497.gbbea4dcf42) at 2025-07-19 19:42:57 +0000
ref='#n137'>137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 
/*
 * (C)opyright MMIV-MMVI Anselm R. Garbe <garbeam at gmail dot com>
 * See LICENSE file for license details.
 */
#include "dwm.h"
#include <stdio.h>
#include <string.h>
#include <X11/Xlocale.h>

/* static */

static unsigned int
textnw(const char *text, unsigned int len)
{
	XRectangle r;

	if(dc.font.set) {
		XmbTextExtents(dc.font.set, text, len, NULL, &r);
		return r.width;
	}
	return XTextWidth(dc.font.xfont, text, len);
}

static void
drawtext(const char *text, unsigned long col[ColLast], Bool highlight)
{
	int x, y, w, h;
	static char buf[256];
	unsigned int len, olen;
	XGCValues gcv;
	XRectangle r = { dc.x, dc.y, dc.w, dc.h };

	XSetForeground(dpy, dc.gc, col[ColBG]);
	XFillRectangles(dpy, dc.drawable, dc.gc, &r, 1);

	if(!text)
		return;

	w = 0;
	olen = len = strlen(text);
	if(len >= sizeof(buf))
		len = sizeof(buf) - 1;
	memcpy(buf, text, len);
	buf[len] = 0;

	h = dc.font.ascent + dc.font.descent;
	y = dc.y + (dc.h / 2) - (h / 2) + dc.font.ascent;
	x = dc.x + (h / 2);

	/* shorten text if necessary */
	while(len && (w = textnw(buf, len)) > dc.w - h)
		buf[--len] = 0;
	if(len < olen) {
		if(len > 1)
			buf[len - 1] = '.';
		if(len > 2)
			buf[len - 2] = '.';
		if(len > 3)
			buf[len - 3] = '.';
	}

	if(w > dc.w)
		return; /* too long */
	gcv.foreground = col[ColFG];
	if(dc.font.set) {
		XChangeGC(dpy, dc.gc, GCForeground, &gcv);
		XmbDrawString(dpy, dc.drawable, dc.font.set, dc.gc, x, y, buf, len);
	}
	else {
		gcv.font = dc.font.xfont->fid;
		XChangeGC(dpy, dc.gc, GCForeground | GCFont, &gcv);
		XDrawString(dpy, dc.drawable, dc.gc, x, y, buf, len);
	}
	if(highlight) {
		r.x = dc.x + 2;
		r.y = dc.y + 2;
		r.width = r.height = 3;
		XFillRectangles(dpy, dc.drawable, dc.gc, &r, 1);
	}
}

/* extern */

void
drawall()
{
	Client *c;

	for(c = clients; c; c = getnext(c->next))
		drawtitle(c);
	drawstatus();
}

void
drawstatus()
{
	int i, x;

	dc.x = dc.y = 0;
	dc.w = bw;

	drawtext(NULL, dc.status, False);
	for(i = 0; i < ntags; i++) {
		dc.w = textw(tags[i]);
		if(seltag[i])
			drawtext(tags[i], dc.sel, sel && sel->tags[i]);
		else
			drawtext(tags[i], dc.norm, sel && sel->tags[i]);
		dc.x += dc.w;
	}

	dc.w = bmw;
	drawtext(arrange == dotile ? TILESYMBOL : FLOATSYMBOL, dc.status, False);

	x = dc.x + dc.w;
	dc.w = textw(stext);
	dc.x = bx + bw - dc.w;
	if(dc.x < x) {
		dc.x = x;
		dc.w = bw - x;
	}
	drawtext(stext, dc.status, False);

	if(sel && ((dc.w = dc.x - x) > bh)) {
		dc.x = x;
		drawtext(sel->name, dc.sel, False);
	}
	XCopyArea(dpy, dc.drawable, barwin, dc.gc, 0, 0, bw, bh, 0, 0);
	XSync(dpy, False);
}

void
drawtitle(Client *c)
{
	int i;

	if(c == sel && issel) {
		drawstatus();
		XUnmapWindow(dpy, c->twin);
		XSetWindowBorder(dpy, c->win, dc.sel[ColBG]);
		return;
	}

	XSetWindowBorder(dpy, c->win, dc.norm[ColBG]);
	XMapWindow(dpy, c->twin);
	dc.x = dc.y = 0;
	dc.w = c->tw;
	drawtext(c->name, dc.norm, False);
	XCopyArea(dpy, dc.drawable, c->twin, dc.gc, 0, 0, c->tw, c->th, 0, 0);
	XSync(dpy, False);
}

unsigned long
getcolor(const char *colstr)
{
	Colormap cmap = DefaultColormap(dpy, screen);
	XColor color;

	XAllocNamedColor(dpy, cmap, colstr, &color, &color);
	return color.pixel;
}

void
setfont(const char *fontstr)
{
	char **missing, *def;
	int i, n;

	missing = NULL;
	setlocale(LC_ALL, "");
	if(dc.font.set)
		XFreeFontSet(dpy, dc.font.set);
	dc.font.set = XCreateFontSet(dpy, fontstr, &missing, &n, &def);
	if(missing) {
		while(n--)
			fprintf(stderr, "missing fontset: %s\n", missing[n]);
		XFreeStringList(missing);
		if(dc.font.set) {
			XFreeFontSet(dpy, dc.font.set);
			dc.font.set = NULL;
		}
	}
	if(dc.font.set) {
		XFontSetExtents *font_extents;
		XFontStruct **xfonts;
		char **font_names;

		dc.font.ascent = dc.font.descent = 0;
		font_extents = XExtentsOfFontSet(dc.font.set);
		n = XFontsOfFontSet(dc.font.set, &xfonts, &font_names);
		for(i = 0, dc.font.ascent = 0, dc.font.descent = 0; i < n; i++) {
			if(dc.font.ascent < (*xfonts)->ascent)
				dc.font.ascent = (*xfonts)->ascent;
			if(dc.font.descent < (*xfonts)->descent)
				dc.font.descent = (*xfonts)->descent;
			xfonts++;
		}
	}
	else {
		if(dc.font.xfont)
			XFreeFont(dpy, dc.font.xfont);
		dc.font.xfont = NULL;
		dc.font.xfont = XLoadQueryFont(dpy, fontstr);
		if (!dc.font.xfont)
			dc.font.xfont = XLoadQueryFont(dpy, "fixed");
		if (!dc.font.xfont)
			eprint("error, cannot init 'fixed' font\n");
		dc.font.ascent = dc.font.xfont->ascent;
		dc.font.descent = dc.font.xfont->descent;
	}
	dc.font.height = dc.font.ascent + dc.font.descent;
}

unsigned int
textw(const char *text)
{
	return textnw(text, strlen(text)) + dc.font.height;
}