Defined in vss.d.ts
Represents a button used in IHostDialogService.openMessageDialog().
id: string. Used as HTML ID of the button.
text: string. Text to display on the button.
reject: boolean. Optional. When true, the dialog's promise is rejected instead of resolved when this button is clicked.
style: string. Optional. Specifies how the button should look. Possible values: (undefined) - Default "warning" - Red