VerticalBoxLayout.setVAlign

Sets the Vertical alignment for all child content where all child controls are aligned as a single block.

Supported values:

Value	Constant
	ControlConstants.VERTICAL_ALIGNMENT_NONE
Center	ControlConstants.VERTICAL_ALIGNMENT_CENTER
Top	ControlConstants.VERTICAL_ALIGNMENT_TOP
Bottom	ControlConstants.VERTICAL_ALIGNMENT_BOTTOM
Fill	ControlConstants.VERTICAL_ALIGNMENT_FILL

Setting a value of null removes any existing value for the property.

Further documentation.

Example:

 controls.PANEL1.layout.setVAlign(ControlConstants.VERTICAL_ALIGNMENT_TOP);