Styling

GtkSourceStyle — Represents a style
GtkSourceStyleScheme — Controls the appearance of GtkSourceView
GtkSourceStyleSchemeManager — Provides access to GtkSourceStyleSchemes
GtkSourceStyleSchemeChooser — Interface implemented by widgets for choosing style schemes
GtkSourceStyleSchemeChooserButton — A button to launch a style scheme selection dialog
GtkSourceStyleSchemeChooserWidget — A widget for choosing style schemes