Defines a button. Text to display in the button. Mutually exclusive with the StringId attribute and child Text elements. If multiple Action elements are given, the conditions should be mutually exclusive (when multiple conditions are true, the behavior is undefined and could be changed at any time). If none of the conditions of the Action elements are true, then it uses the Action element without the Condition attribute. Identifier to the Font element that serves as the font for the control. Only valid when using graphic buttons. Identifier to the Font element that serves as the font when the control is hovered over. Only valid when using graphic buttons. Identifier to the Font element that serves as the font when the control is selected. Only valid when using graphic buttons. Identifier that references a string resource in the module to define the text for the control.