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From 95a444534c230de79000348b0e12f8644aac8b15 Mon Sep 17 00:00:00 2001
From: leliel <mail.leliel@proton.me>
Date: Mon, 7 Apr 2025 01:00:01 +0000
Subject: [PATCH] Increased speed for long files with emojis.
---
config.def.h | 3 +++
dmenu.1 | 3 +++
dmenu.c | 40 ++++++++++++++++++++++++++++++++++------
3 files changed, 40 insertions(+), 6 deletions(-)
diff --git a/config.def.h b/config.def.h
index 1edb647..832896f 100644
--- a/config.def.h
+++ b/config.def.h
@@ -2,6 +2,9 @@
/* Default settings; can be overriden by command line. */
static int topbar = 1; /* -b option; if 0, dmenu appears at bottom */
+static int centered = 1; /* -c option; centers dmenu on screen */
+static int min_width = 500; /* minimum width when centered */
+static const float menu_height_ratio = 4.0f; /* This is the ratio used in the original calculation */
/* -fn option overrides fonts[0]; default X11 font or font set */
static const char *fonts[] = {
"monospace:size=10"
diff --git a/dmenu.1 b/dmenu.1
index 323f93c..c036baa 100644
--- a/dmenu.1
+++ b/dmenu.1
@@ -40,6 +40,9 @@ which lists programs in the user's $PATH and runs the result in their $SHELL.
.B \-b
dmenu appears at the bottom of the screen.
.TP
+.B \-c
+dmenu appears centered on the screen.
+.TP
.B \-f
dmenu grabs the keyboard before reading stdin if not reading from a tty. This
is faster, but will lock up X until stdin reaches end\-of\-file.
diff --git a/dmenu.c b/dmenu.c
index fd49549..ceb52c7 100644
--- a/dmenu.c
+++ b/dmenu.c
@@ -29,6 +29,7 @@ enum { SchemeNorm, SchemeSel, SchemeOut, SchemeLast }; /* color schemes */
struct item {
char *text;
+ unsigned int width;
struct item *left, *right;
int out;
};
@@ -95,6 +96,15 @@ calcoffsets(void)
break;
}
+static int
+max_textw(void)
+{
+ int len = 0;
+ for (struct item *item = items; item && item->text; item++)
+ len = MAX(item->width, len);
+ return len;
+}
+
static void
cleanup(void)
{
@@ -563,6 +573,7 @@ readstdin(void)
line[len - 1] = '\0';
if (!(items[i].text = strdup(line)))
die("strdup:");
+ items[i].width = TEXTW(line);
items[i].out = 0;
}
@@ -636,6 +647,7 @@ setup(void)
bh = drw->fonts->h + 2;
lines = MAX(lines, 0);
mh = (lines + 1) * bh;
+ promptw = (prompt && *prompt) ? TEXTW(prompt) - lrpad / 4 : 0;
#ifdef XINERAMA
i = 0;
if (parentwin == root && (info = XineramaQueryScreens(dpy, &n))) {
@@ -662,9 +674,16 @@ setup(void)
if (INTERSECT(x, y, 1, 1, info[i]) != 0)
break;
- x = info[i].x_org;
- y = info[i].y_org + (topbar ? 0 : info[i].height - mh);
- mw = info[i].width;
+ if (centered) {
+ mw = MIN(MAX(max_textw() + promptw, min_width), info[i].width);
+ x = info[i].x_org + ((info[i].width - mw) / 2);
+ y = info[i].y_org + ((info[i].height - mh) / menu_height_ratio);
+ } else {
+ x = info[i].x_org;
+ y = info[i].y_org + (topbar ? 0 : info[i].height - mh);
+ mw = info[i].width;
+ }
+
XFree(info);
} else
#endif
@@ -672,9 +691,16 @@ setup(void)
if (!XGetWindowAttributes(dpy, parentwin, &wa))
die("could not get embedding window attributes: 0x%lx",
parentwin);
- x = 0;
- y = topbar ? 0 : wa.height - mh;
- mw = wa.width;
+
+ if (centered) {
+ mw = MIN(MAX(max_textw() + promptw, min_width), wa.width);
+ x = (wa.width - mw) / 2;
+ y = (wa.height - mh) / 2;
+ } else {
+ x = 0;
+ y = topbar ? 0 : wa.height - mh;
+ mw = wa.width;
+ }
}
promptw = (prompt && *prompt) ? TEXTW(prompt) - lrpad / 4 : 0;
inputw = mw / 3; /* input width: ~33% of monitor width */
@@ -733,6 +759,8 @@ main(int argc, char *argv[])
topbar = 0;
else if (!strcmp(argv[i], "-f")) /* grabs keyboard before reading stdin */
fast = 1;
+ else if (!strcmp(argv[i], "-c")) /* centers dmenu on screen */
+ centered = 1;
else if (!strcmp(argv[i], "-i")) { /* case-insensitive item matching */
fstrncmp = strncasecmp;
fstrstr = cistrstr;
--
2.49.0
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