add RECT_CONTAINS

openbox/geom.h

@@ -32,6 +32,9 @@ typedef struct Rect {
 #define RECT_EQUAL(r1, r2) (r1.x == r2.x && r1.y == r2.y && \
 			    r1.width == r2.width && r1.height == r2.height)
 
+#define RECT_CONTAINS(r, x, y) \
+    (x >= r.x && x < r.x + r.width && y >= r.y && y < r.y + r.height)
+
 typedef struct Strut {
     int left;
     int top;