From 28b4c822c5c0acec300fdf15c6e3ede9f5e2335d Mon Sep 17 00:00:00 2001
From: John Collis <john.collis@alliedtelesis.co.nz>
Date: Sun, 6 Sep 2020 17:53:41 +1200
Subject: ST: Add WM_ICON_NAME property support

Also added _NET_WM_ICON_NAME.
---
 st.c  |  9 +++++++++
 win.h |  1 +
 x.c   | 16 +++++++++++++++-
 3 files changed, 25 insertions(+), 1 deletion(-)

diff --git a/st.c b/st.c
index 76b7e0d..ae7fa63 100644
--- a/st.c
+++ b/st.c
@@ -1844,6 +1844,7 @@ strhandle(void)
 {
 	char *p = NULL, *dec;
 	int j, narg, par;
+	static int winname = 0;
 
 	term.esc &= ~(ESC_STR_END|ESC_STR);
 	strparse();
@@ -1853,7 +1854,15 @@ strhandle(void)
 	case ']': /* OSC -- Operating System Command */
 		switch (par) {
 		case 0:
+			if (narg > 1) {
+				xsettitle(strescseq.args[1]);
+				xseticontitle(strescseq.args[1]);
+			}
+			return;
 		case 1:
+			if (narg > 1)
+				xseticontitle(strescseq.args[1]);
+			return;
 		case 2:
 			if (narg > 1)
 				xsettitle(strescseq.args[1]);
diff --git a/win.h b/win.h
index a6ef1b9..e6e4369 100644
--- a/win.h
+++ b/win.h
@@ -30,6 +30,7 @@ void xdrawline(Line, int, int, int);
 void xfinishdraw(void);
 void xloadcols(void);
 int xsetcolorname(int, const char *);
+void xseticontitle(char *);
 void xsettitle(char *);
 int xsetcursor(int);
 void xsetmode(int, unsigned int);
diff --git a/x.c b/x.c
index 210f184..120e495 100644
--- a/x.c
+++ b/x.c
@@ -93,7 +93,7 @@ typedef struct {
 	Window win;
 	Drawable buf;
 	GlyphFontSpec *specbuf; /* font spec buffer used for rendering */
-	Atom xembed, wmdeletewin, netwmname, netwmpid;
+	Atom xembed, wmdeletewin, netwmname, netwmiconname, netwmpid;
 	struct {
 		XIM xim;
 		XIC xic;
@@ -1186,6 +1186,7 @@ xinit(int cols, int rows)
 	xw.xembed = XInternAtom(xw.dpy, "_XEMBED", False);
 	xw.wmdeletewin = XInternAtom(xw.dpy, "WM_DELETE_WINDOW", False);
 	xw.netwmname = XInternAtom(xw.dpy, "_NET_WM_NAME", False);
+	xw.netwmiconname = XInternAtom(xw.dpy, "_NET_WM_ICON_NAME", False);
 	XSetWMProtocols(xw.dpy, xw.win, &xw.wmdeletewin, 1);
 
 	xw.netwmpid = XInternAtom(xw.dpy, "_NET_WM_PID", False);
@@ -1579,6 +1580,19 @@ xsetenv(void)
 	setenv("WINDOWID", buf, 1);
 }
 
+void
+xseticontitle(char *p)
+{
+	XTextProperty prop;
+	DEFAULT(p, opt_title);
+
+	Xutf8TextListToTextProperty(xw.dpy, &p, 1, XUTF8StringStyle,
+			&prop);
+	XSetWMIconName(xw.dpy, xw.win, &prop);
+	XSetTextProperty(xw.dpy, xw.win, &prop, xw.netwmiconname);
+	XFree(prop.value);
+}
+
 void
 xsettitle(char *p)
 {
-- 
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