GI.Gtk.Interfaces.StyleProvider

GtkStyleProvider is an interface used to provide style information to a StyleContext. See styleContextAddProvider and styleContextAddProviderForScreen.

Exported types

newtype StyleProvider

Memory-managed wrapper type.

Constructors

StyleProvider (ManagedPtr StyleProvider)

Instances

WrappedPtr StyleProvider

Defined in GI.Gtk.Interfaces.StyleProvider

Methods

wrappedPtrCalloc :: IO (Ptr StyleProvider)

wrappedPtrCopy :: StyleProvider -> IO StyleProvider

wrappedPtrFree :: Maybe (FunPtr (Ptr StyleProvider -> IO ()))

IsStyleProvider StyleProvider

Defined in GI.Gtk.Interfaces.StyleProvider

noStyleProvider :: Maybe StyleProvider

A convenience alias for Nothing :: Maybe StyleProvider.

class ManagedPtrNewtype a => IsStyleProvider a

Type class for types which implement StyleProvider.

Instances

IsStyleProvider StyleProvider

Defined in GI.Gtk.Interfaces.StyleProvider

IsStyleProvider Settings

Defined in GI.Gtk.Objects.Settings

IsStyleProvider StyleProperties

Defined in GI.Gtk.Objects.StyleProperties

IsStyleProvider CssProvider

Defined in GI.Gtk.Objects.CssProvider

Methods

getIconFactory

styleProviderGetIconFactory

Arguments

:: (HasCallStack, MonadIO m, IsStyleProvider a)

=> a

provider: a StyleProvider

-> WidgetPath

path: WidgetPath to query

-> m (Maybe IconFactory)

Returns: The icon factory to use for path, or Nothing

Deprecated: (Since version 3.8)Will always return Nothing for all GTK-provided style providers.

Returns the IconFactory defined to be in use for path, or Nothing if none is defined.

Since: 3.0

getStyle

styleProviderGetStyle

Arguments

:: (HasCallStack, MonadIO m, IsStyleProvider a)

=> a

provider: a StyleProvider

-> WidgetPath

path: WidgetPath to query

-> m (Maybe StyleProperties)

Returns: a StyleProperties containing the style settings affecting path

Deprecated: (Since version 3.8)Will always return Nothing for all GTK-provided style providers as the interface cannot correctly work the way CSS is specified.

Returns the style settings affecting a widget defined by path, or Nothing if provider doesn’t contemplate styling path.

Since: 3.0

getStyleProperty

styleProviderGetStyleProperty

Arguments

:: (HasCallStack, MonadIO m, IsStyleProvider a)

=> a

provider: a StyleProvider

-> WidgetPath

path: WidgetPath to query

-> [StateFlags]

state: state to query the style property for

-> GParamSpec

pspec: The ParamSpec to query

-> m (Bool, GValue)

Returns: True if the property was found and has a value, False otherwise

Looks up a widget style property as defined by provider for the widget represented by path.

Since: 3.0