Container event propagation can be disabled

object.go

@@ -109,10 +109,11 @@ type Box interface {
 	Window         () Window
 	Bounds         () image.Rectangle
 	InnerBounds    () image.Rectangle
+	MinimumSize    () image.Point
 	SetBounds      (image.Rectangle)
 	SetColor       (color.Color)
 	SetBorder      (...Border)
-	SetMinimumSize (int, int)
+	SetMinimumSize (image.Point)
 	SetPadding     (Inset)
 
 	SetDNDData   (data.Data)
@@ -154,6 +155,7 @@ type ContentBox interface {
 	ContentBounds         () image.Rectangle
 	ScrollTo              (image.Point)
 	OnContentBoundsChange (func ()) event.Cookie
+	SetAlign              (x, y Align)
 }
 
 // TextBox is a box that contains text content.
@@ -163,22 +165,22 @@ type TextBox interface {
 	SetText      (string)
 	SetTextColor (color.Color)
 	SetFace      (font.Face)
-	SetHAlign    (Align)
-	SetVAlign    (Align)
+	SetWrap      (bool)
 }
 
 // ContentBox is a box that can contain child objects. It arranges them
 // according to a layout rule.
 type ContainerBox interface {
 	ContentBox
-	SetGap    (image.Point)
-	Add       (Object)
-	Delete    (Object)
-	Insert    (child Object, before Object)
-	Clear     ()
-	Length    () int
-	At        (int) Object
-	SetLayout (Layout)
+	PropagateEvents (bool)
+	SetGap          (image.Point)
+	Add             (Object)
+	Delete          (Object)
+	Insert          (child Object, before Object)
+	Clear           ()
+	Length          () int
+	At              (int) Object
+	SetLayout       (Layout)
 }
 
 // LayoutHints are passed to a layout to tell it how to arrange child boxes.
@@ -186,6 +188,8 @@ type LayoutHints struct {
 	Bounds image.Rectangle
 	OverflowX bool
 	OverflowY bool
+	AlignX    Align
+	AlignY    Align
 	Gap image.Point
 }