X-Git-Url: https://git.xinqibao.xyz/st.git/blobdiff_plain/189a81caa11a278079fde3e610870e07870d8968..cddbd6eee59104a029087c30f9ff5e7e415bc584:/st.c

diff --git a/st.c b/st.c
index bc17df3..df8353a 100644
--- a/st.c
+++ b/st.c
@@ -35,7 +35,7 @@
 
 #define USAGE \
 	"st-" VERSION ", (c) 2010-2011 st engineers\n" \
-	"usage: st [-t title] [-c class] [-v] [-e command...]\n"
+	"usage: st [-t title] [-c class] [-w windowid] [-v] [-e command...]\n"
 
 /* Arbitrary sizes */
 #define ESC_TITLE_SIZ 256
@@ -260,6 +260,7 @@ static pid_t pid;
 static Selection sel;
 static char **opt_cmd  = NULL;
 static char *opt_title = NULL;
+static char *opt_embed = NULL;
 static char *opt_class = NULL;
 
 int
@@ -483,8 +484,7 @@ selcopy(void) {
 
 void
 selnotify(XEvent *e) {
-	unsigned long nitems;
-	unsigned long ofs, rem;
+	unsigned long nitems, ofs, rem;
 	int format;
 	unsigned char *data;
 	Atom type;
@@ -615,7 +615,7 @@ bmotion(XEvent *e) {
 		if(oldey != sel.ey || oldex != sel.ex) {
 			int starty = MIN(oldey, sel.ey);
 			int endy = MAX(oldey, sel.ey);
-			drawregion(0, (starty > 0 ? starty : 0), term.col, (sel.ey < term.row ? endy+1 : term.row));
+			drawregion(0, (starty > 0 ? starty : 0), term.col, (endy < term.row ? endy+1 : term.row));
 		}
 	}
 }
@@ -767,7 +767,7 @@ tnew(int col, int row) {
 	term.row = row, term.col = col;
 	term.line = malloc(term.row * sizeof(Line));
 	term.alt  = malloc(term.row * sizeof(Line));
-	for(row = 0 ; row < term.row; row++) {
+	for(row = 0; row < term.row; row++) {
 		term.line[row] = malloc(term.col * sizeof(Glyph));
 		term.alt [row] = malloc(term.col * sizeof(Glyph));
 	}
@@ -1607,6 +1607,7 @@ void
 xinit(void) {
 	XSetWindowAttributes attrs;
 	Cursor cursor;
+	Window parent;
 
 	if(!(xw.dpy = XOpenDisplay(NULL)))
 		die("Can't open display\n");
@@ -1637,7 +1638,8 @@ xinit(void) {
 		| ButtonMotionMask | ButtonPressMask | ButtonReleaseMask;
 	attrs.colormap = xw.cmap;
 
-	xw.win = XCreateWindow(xw.dpy, XRootWindow(xw.dpy, xw.scr), 0, 0,
+	parent = opt_embed ? strtol(opt_embed, NULL, 0) : XRootWindow(xw.dpy, xw.scr);
+	xw.win = XCreateWindow(xw.dpy, parent, 0, 0,
 			xw.w, xw.h, 0, XDefaultDepth(xw.dpy, xw.scr), InputOutput,
 			XDefaultVisual(xw.dpy, xw.scr),
 			CWBackPixel | CWBorderPixel | CWBitGravity | CWEventMask
@@ -1944,6 +1946,9 @@ main(int argc, char *argv[]) {
 		case 'c':
 			if(++i < argc) opt_class = argv[i];
 			break;
+		case 'w':
+			if(++i < argc) opt_embed = argv[i];
+			break;
 		case 'e': 
 			/* eat every remaining arguments */
 			if(++i < argc) opt_cmd = &argv[i];