Adding tagpreview patch (#271)

1 files changed, 39 insertions, 0 deletions

diff --git a/patch/bar.c b/patch/bar.c
new file mode 100644
index 0000000..65e1a69
--- /dev/null
+++ b/patch/bar.c
@@ -0,0 +1,39 @@
+void
+barhover(XEvent *e, Bar *bar)
+{
+	const BarRule *br;
+	Monitor *m = bar->mon;
+	XMotionEvent *ev = &e->xmotion;
+	BarArg barg = { 0, 0, 0, 0 };
+	int r;
+
+	for (r = 0; r < LENGTH(barrules); r++) {
+		br = &barrules[r];
+		if (br->bar != bar->idx || (br->monitor == 'A' && m != selmon) || br->hoverfunc == NULL)
+			continue;
+		if (br->monitor != 'A' && br->monitor != -1 && br->monitor != bar->mon->num)
+			continue;
+		if (bar->x[r] > ev->x || ev->x > bar->x[r] + bar->w[r])
+			continue;
+
+		barg.x = ev->x - bar->x[r];
+		barg.y = ev->y - bar->borderpx;
+		barg.w = bar->w[r];
+		barg.h = bar->bh - 2 * bar->borderpx;
+
+		br->hoverfunc(bar, &barg, ev);
+		break;
+	}
+}
+
+Bar *
+wintobar(Window win)
+{
+	Monitor *m;
+	Bar *bar;
+	for (m = mons; m; m = m->next)
+		for (bar = m->bar; bar; bar = bar->next)
+			if (bar->win == win)
+				return bar;
+	return NULL;
+}