handle uneven disribution of space

ui/ui.go

@@ -56,22 +56,35 @@ func (c *Container) Draw(s tcell.Screen) {
 
 func (c *Container) SetSize(x, y, h, w int) {
 	c.x, c.y, c.h, c.w = x, y, h, w
+	carry := 0
 	if c.layoutMethod == LayoutVerticalEven {
 		num := len(c.contents)
+		extra := c.h % num
 		for r := range c.contents {
 			w := c.w
 			h := c.h / num
 			x := c.x
-			y := c.y + (h * r)
+			y := c.y + (h * r) + carry
+			if extra > 0 { // distribute "extra" space to containers as we have some left
+				h++
+				extra--
+				carry++
+			}
 			c.contents[r].Container.SetSize(x, y, h, w)
 		}
 	} else if c.layoutMethod == LayoutHorizontalEven {
 		num := len(c.contents)
+		extra := c.w % num
 		for r := range c.contents {
 			w := c.w / num
 			h := c.h
-			x := c.x + (w * r)
+			x := c.x + (w * r) + carry
 			y := c.y
+			if extra > 0 { // distribute "extra" space to containers as we have some left
+				w++
+				extra--
+				carry++
+			}
 			c.contents[r].Container.SetSize(x, y, h, w)
 		}
 	} else {