tbi/win: make wborder()

2 files changed, 44 insertions, 0 deletions

diff --git a/lib/tbi/win.c b/lib/tbi/win.c
index 49ca9d7..4acc23f 100644
--- a/lib/tbi/win.c
+++ b/lib/tbi/win.c
@@ -124,3 +124,29 @@ BOOLEAN wmove(struct window *w, INT32 x, INT32 y)
 	return TRUE;
 }
 
+BOOLEAN wborder(struct window *w, CHAR16 ls, CHAR16 rs, CHAR16 ts,
+	CHAR16 bs, CHAR16 tl, CHAR16 tr, CHAR16 bl, CHAR16 br)
+{
+	INT32 i, endx, endy;
+	ASSERT(w != NULL);
+
+	endx = w->width - 1;
+	endy = w->height - 1;
+
+	for(i = 0; i <= endx; i++) {
+		SET_WINDOW_CHAR2(w, i, 0, ts);
+		SET_WINDOW_CHAR2(w, i, endy, bs);
+	}
+
+	for(i = 0; i <= endy; i++) {
+		SET_WINDOW_CHAR2(w, 0, i, ls);
+		SET_WINDOW_CHAR2(w, endx, i, rs);
+	}
+
+	SET_WINDOW_CHAR2(w, 0, 0, tl);
+	SET_WINDOW_CHAR2(w, endx, 0, tr);
+	SET_WINDOW_CHAR2(w, 0, endy, bl);
+	SET_WINDOW_CHAR2(w, endx, endy, br);
+	return TRUE;
+}
+
diff --git a/lib/tbi/win.h b/lib/tbi/win.h
index 9057369..eddda05 100644
--- a/lib/tbi/win.h
+++ b/lib/tbi/win.h
@@ -85,4 +85,22 @@ VOID wattroff(struct window *w);
 */
 BOOLEAN wmove(struct window *w, INT32 x, INT32 y);
 
+/*
+ * Draws a box around the edges of a window
+ *
+ * w: the window on which to operate
+ * ls: the left side character
+ * rs: the right side character
+ * ts: the top side character
+ * bs: the bottom side character
+ * tl: the top left corner character
+ * tr: the top right corner character
+ * bl: the bottom left corner character
+ * br: the bottom right corner character
+ *
+ * return: FALSE upon failure and TRUE upon successful completion
+*/
+BOOLEAN wborder(struct window *w, CHAR16 ls, CHAR16 rs, CHAR16 ts,
+	CHAR16 bs, CHAR16 tl, CHAR16 tr, CHAR16 bl, CHAR16 br);
+
 #endif /* UFM_TBI_WINDOW_H */