GtkSystemSetting

enum Gtk.SystemSetting

The values indicate which system setting has changed. Widgets may need to drop caches, or react otherwise.

Most of the values correspond to GtkSettings properties.

More values may be added over time.

Name	Description
`GTK_SYSTEM_SETTING_DPI`	The `GtkSettings:gtk-xft-dpi` setting has changed.
`GTK_SYSTEM_SETTING_FONT_NAME`	The `GtkSettings:gtk-font-name` setting has changed.
`GTK_SYSTEM_SETTING_FONT_CONFIG`	The font configuration has changed in a way that requires text to be redrawn. This can be any of the `GtkSettings:gtk-xft-antialias`, `GtkSettings:gtk-xft-hinting`, `GtkSettings:gtk-xft-hintstyle`, `GtkSettings:gtk-xft-rgba` or `GtkSettings:gtk-fontconfig-timestamp` settings.
`GTK_SYSTEM_SETTING_DISPLAY`	The display has changed.
`GTK_SYSTEM_SETTING_ICON_THEME`	The icon theme has changed in a way that requires icons to be looked up again.