Minor improvements.

application.go

@@ -218,6 +218,7 @@ EventLoop:
 				if inputCapture != nil {
 					event = inputCapture(event)
 					if event == nil {
+						a.draw()
 						continue // Don't forward event.
 					}
 				}

box.go

@@ -106,7 +106,11 @@ func (b *Box) GetInnerRect() (int, int, int, int) {
 		height - b.paddingTop - b.paddingBottom
 }
 
-// SetRect sets a new position of the primitive.
+// SetRect sets a new position of the primitive. Note that this has no effect
+// if this primitive is part of a layout (e.g. Flex, Grid) or if it was added
+// like this:
+//
+//   application.SetRoot(b, true)
 func (b *Box) SetRect(x, y, width, height int) {
 	b.x = x
 	b.y = y

doc.go

@@ -21,6 +21,7 @@ The package implements the following widgets:
   - Form: Forms composed of input fields, drop down selections, checkboxes, and
     buttons.
   - Modal: A centered window with a text message and one or more buttons.
+  - Grid: A grid based layout manager.
   - Flex: A Flexbox based layout manager.
   - Pages: A page based layout manager.