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commit a022a11df2f663efb050d640b219be30262bc5cd
parent 399ccd26932e3ec495c4eb9abc4c590eef21e416
Author: yahei <yahei1423@gmail.com>
Date:   Tue,  6 May 2025 16:42:24 +0900

[st][patch][visualbell3] Added patch

Diffstat:
A
st.suckless.org/patches/visualbell3/index.md
 | 
15
+++++++++++++++
A
st.suckless.org/patches/visualbell3/st-visualbell3-0.9.2.diff
 | 
155
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

2 files changed, 170 insertions(+), 0 deletions(-)
diff --git a/st.suckless.org/patches/visualbell3/index.md b/st.suckless.org/patches/visualbell3/index.md
@@ -0,0 +1,15 @@
+visualbell3
+===========
+
+Description
+-----------
+A visual bell that changes the color of the entire screen.  
+If [alpha](../alpha) is also applied, the alpha setting is also enabled.
+
+Download
+--------
+* [st-visualbell3-0.9.2.diff](st-visualbell3-0.9.2.diff)
+
+Author
+------
+* yahei - <yahei1423@gmail.com>
diff --git a/st.suckless.org/patches/visualbell3/st-visualbell3-0.9.2.diff b/st.suckless.org/patches/visualbell3/st-visualbell3-0.9.2.diff
@@ -0,0 +1,155 @@
+diff --git a/config.def.h b/config.def.h
+index 2cd740a..ccf3ab8 100644
+--- a/config.def.h
++++ b/config.def.h
+@@ -73,6 +73,20 @@ static unsigned int cursorthickness = 2;
+  */
+ static int bellvolume = 0;
+ 
++/* visual bell duration (in milliseconds) */
++static unsigned int bellduration = 150;
++
++/*
++ * visual bell colors
++ *
++ * Formulas from normal colors to bell colors.
++ * Bell colors are clipped between 0x0000 and 0xffff.
++ */
++#define BELLR(color)	(color.red   * 0.9 + 0xffff * 0.1)
++#define BELLG(color)	(color.green * 0.9 + 0xffff * 0.1)
++#define BELLB(color)	(color.blue  * 0.9 + 0xffff * 0.1)
++#define BELLA(color)	(color.alpha - 0x0500)
++
+ /* default TERM value */
+ char *termname = "st-256color";
+ 
+diff --git a/x.c b/x.c
+index bd23686..30db597 100644
+--- a/x.c
++++ b/x.c
+@@ -135,6 +135,8 @@ typedef struct {
+ /* Drawing Context */
+ typedef struct {
+ 	Color *col;
++	Color *normalcol;
++	Color *bellcol;
+ 	size_t collen;
+ 	Font font, bfont, ifont, ibfont;
+ 	GC gc;
+@@ -155,6 +157,8 @@ static void cresize(int, int);
+ static void xresize(int, int);
+ static void xhints(void);
+ static int xloadcolor(int, const char *, Color *);
++static void xnormalcols(void);
++static void xbellcols(void);
+ static int xloadfont(Font *, FcPattern *);
+ static void xloadfonts(const char *, double);
+ static void xunloadfont(Font *);
+@@ -220,6 +224,7 @@ static DC dc;
+ static XWindow xw;
+ static XSelection xsel;
+ static TermWindow win;
++struct timespec lastbell;
+ 
+ /* Font Ring Cache */
+ enum {
+@@ -795,18 +800,33 @@ xloadcols(void)
+ {
+ 	int i;
+ 	static int loaded;
+-	Color *cp;
+ 
+ 	if (loaded) {
+-		for (cp = dc.col; cp < &dc.col[dc.collen]; ++cp)
+-			XftColorFree(xw.dpy, xw.vis, xw.cmap, cp);
++		for (i = 0; i < dc.collen; i++) {
++			XftColorFree(xw.dpy, xw.vis, xw.cmap, &dc.normalcol[i]);
++			XftColorFree(xw.dpy, xw.vis, xw.cmap, &dc.bellcol[i]);
++		}
+ 	} else {
+ 		dc.collen = MAX(LEN(colorname), 256);
+-		dc.col = xmalloc(dc.collen * sizeof(Color));
++		dc.normalcol = xmalloc(dc.collen * sizeof(Color));
++		dc.bellcol   = xmalloc(dc.collen * sizeof(Color));
++		dc.col = dc.normalcol;
+ 	}
+ 
++	xnormalcols();
++	xbellcols();
++
++	loaded = 1;
++}
++
++void
++xnormalcols(void)
++{
++	int i;
++	static int loaded;
++
+ 	for (i = 0; i < dc.collen; i++)
+-		if (!xloadcolor(i, NULL, &dc.col[i])) {
++		if (!xloadcolor(i, NULL, &dc.normalcol[i])) {
+ 			if (colorname[i])
+ 				die("could not allocate color '%s'\n", colorname[i]);
+ 			else
+@@ -815,6 +835,22 @@ xloadcols(void)
+ 	loaded = 1;
+ }
+ 
++void
++xbellcols(void)
++{
++	int i;
++	XRenderColor bc;
++
++	for (i = 0; i < dc.collen; i++) {
++		bc.red   = MAX(0, MIN(0xffff, BELLR(dc.normalcol[i].color)));
++		bc.green = MAX(0, MIN(0xffff, BELLG(dc.normalcol[i].color)));
++		bc.blue  = MAX(0, MIN(0xffff, BELLB(dc.normalcol[i].color)));
++		bc.alpha = MAX(0, MIN(0xffff, BELLA(dc.normalcol[i].color)));
++		XftColorAllocValue(xw.dpy, xw.vis,
++				xw.cmap, &bc, &dc.bellcol[i]);
++	}
++}
++
+ int
+ xgetcolor(int x, unsigned char *r, unsigned char *g, unsigned char *b)
+ {
+@@ -1766,6 +1802,10 @@ xbell(void)
+ 		xseturgency(1);
+ 	if (bellvolume)
+ 		XkbBell(xw.dpy, xw.win, bellvolume, (Atom)NULL);
++
++	clock_gettime(CLOCK_MONOTONIC, &lastbell);
++	dc.col = dc.bellcol;
++	redraw();
+ }
+ 
+ void
+@@ -1925,7 +1965,7 @@ run(void)
+ 	fd_set rfd;
+ 	int xfd = XConnectionNumber(xw.dpy), ttyfd, xev, drawing;
+ 	struct timespec seltv, *tv, now, lastblink, trigger;
+-	double timeout;
++	double timeout, bellremain;
+ 
+ 	/* Waiting for window mapping */
+ 	do {
+@@ -2014,6 +2054,17 @@ run(void)
+ 			}
+ 		}
+ 
++		/* bell */
++		if (dc.col == dc.bellcol) {
++			bellremain = bellduration - TIMEDIFF(now, lastbell);
++			if (bellremain < 0) {
++				dc.col = dc.normalcol;
++				redraw();
++			} else if (timeout < 0 || bellremain < timeout) {
++				timeout = bellremain;
++			}
++		}
++
+ 		draw();
+ 		XFlush(xw.dpy);
+ 		drawing = 0;