GI.Gtk.Objects.FontButton

The FontButton is a button which displays the currently selected font an allows to open a font chooser dialog to change the font. It is suitable widget for selecting a font in a preference dialog.

CSS nodes

GtkFontButton has a single CSS node with name button and style class .font.

Exported types

newtype FontButton

Constructors

FontButton (ManagedPtr FontButton)

Instances

GObject FontButton

Methods

gobjectType :: FontButton -> IO GType

IsImplementorIface FontButton

IsObject FontButton

IsWidget FontButton

IsContainer FontButton

IsButton FontButton

IsBin FontButton

IsFontChooser FontButton

IsBuildable FontButton

IsActivatable FontButton

IsActionable FontButton

IsFontButton FontButton

class GObject o => IsFontButton o

Instances

(GObject a, UnknownAncestorError Constraint FontButton a) => IsFontButton a

IsFontButton FontButton

toFontButton :: (MonadIO m, IsFontButton o) => o -> m FontButton

noFontButton :: Maybe FontButton

Methods

getFontName

fontButtonGetFontName

Arguments

:: (HasCallStack, MonadIO m, IsFontButton a)

=> a

fontButton: a FontButton

-> m Text

Returns: an internal copy of the font name which must not be freed.

Retrieves the name of the currently selected font. This name includes style and size information as well. If you want to render something with the font, use this string with fontDescriptionFromString . If you’re interested in peeking certain values (family name, style, size, weight) just query these properties from the FontDescription object.

Since: 2.4

getShowSize

fontButtonGetShowSize

Arguments

:: (HasCallStack, MonadIO m, IsFontButton a)

=> a

fontButton: a FontButton

-> m Bool

Returns: whether the font size will be shown in the label.

Returns whether the font size will be shown in the label.

Since: 2.4

getShowStyle

fontButtonGetShowStyle

Arguments

:: (HasCallStack, MonadIO m, IsFontButton a)

=> a

fontButton: a FontButton

-> m Bool

Returns: whether the font style will be shown in the label.

Returns whether the name of the font style will be shown in the label.

Since: 2.4

getTitle

fontButtonGetTitle

Arguments

:: (HasCallStack, MonadIO m, IsFontButton a)

=> a

fontButton: a FontButton

-> m Text

Returns: an internal copy of the title string which must not be freed.

Retrieves the title of the font chooser dialog.

Since: 2.4

getUseFont

fontButtonGetUseFont

Arguments

:: (HasCallStack, MonadIO m, IsFontButton a)

=> a

fontButton: a FontButton

-> m Bool

Returns: whether the selected font is used in the label.

Returns whether the selected font is used in the label.

Since: 2.4

getUseSize

fontButtonGetUseSize

Arguments

:: (HasCallStack, MonadIO m, IsFontButton a)

=> a

fontButton: a FontButton

-> m Bool

Returns: whether the selected size is used in the label.

Returns whether the selected size is used in the label.

Since: 2.4

new

fontButtonNew

Arguments

:: (HasCallStack, MonadIO m)

=> m FontButton

Returns: a new font picker widget.

Creates a new font picker widget.

Since: 2.4

newWithFont

fontButtonNewWithFont

Arguments

:: (HasCallStack, MonadIO m)

=> Text

fontname: Name of font to display in font chooser dialog

-> m FontButton

Returns: a new font picker widget.

Creates a new font picker widget.

Since: 2.4

setFontName

fontButtonSetFontName

Arguments

:: (HasCallStack, MonadIO m, IsFontButton a)

=> a

fontButton: a FontButton

-> Text

fontname: Name of font to display in font chooser dialog

-> m Bool

Returns: True

Sets or updates the currently-displayed font in font picker dialog.

Since: 2.4

setShowSize

fontButtonSetShowSize

Arguments

:: (HasCallStack, MonadIO m, IsFontButton a)

=> a

fontButton: a FontButton

-> Bool

showSize: True if font size should be displayed in dialog.

-> m ()

If showSize is True, the font size will be displayed along with the name of the selected font.

Since: 2.4

setShowStyle

fontButtonSetShowStyle

Arguments

:: (HasCallStack, MonadIO m, IsFontButton a)

=> a

fontButton: a FontButton

-> Bool

showStyle: True if font style should be displayed in label.

-> m ()

If showStyle is True, the font style will be displayed along with name of the selected font.

Since: 2.4

setTitle

fontButtonSetTitle

Arguments

:: (HasCallStack, MonadIO m, IsFontButton a)

=> a

fontButton: a FontButton

-> Text

title: a string containing the font chooser dialog title

-> m ()

Sets the title for the font chooser dialog.

Since: 2.4

setUseFont

fontButtonSetUseFont

Arguments

:: (HasCallStack, MonadIO m, IsFontButton a)

=> a

fontButton: a FontButton

-> Bool

useFont: If True, font name will be written using font chosen.

-> m ()

If useFont is True, the font name will be written using the selected font.

Since: 2.4

setUseSize

fontButtonSetUseSize

Arguments

:: (HasCallStack, MonadIO m, IsFontButton a)

=> a

fontButton: a FontButton

-> Bool

useSize: If True, font name will be written using the selected size.

-> m ()

If useSize is True, the font name will be written using the selected size.

Since: 2.4

Properties

fontName

clearFontButtonFontName :: (MonadIO m, IsFontButton o) => o -> m ()

constructFontButtonFontName :: IsFontButton o => Text -> IO (GValueConstruct o)

getFontButtonFontName :: (MonadIO m, IsFontButton o) => o -> m Text

setFontButtonFontName :: (MonadIO m, IsFontButton o) => o -> Text -> m ()

showSize

constructFontButtonShowSize :: IsFontButton o => Bool -> IO (GValueConstruct o)

getFontButtonShowSize :: (MonadIO m, IsFontButton o) => o -> m Bool

setFontButtonShowSize :: (MonadIO m, IsFontButton o) => o -> Bool -> m ()

showStyle

constructFontButtonShowStyle :: IsFontButton o => Bool -> IO (GValueConstruct o)

getFontButtonShowStyle :: (MonadIO m, IsFontButton o) => o -> m Bool

setFontButtonShowStyle :: (MonadIO m, IsFontButton o) => o -> Bool -> m ()

title

constructFontButtonTitle :: IsFontButton o => Text -> IO (GValueConstruct o)

getFontButtonTitle :: (MonadIO m, IsFontButton o) => o -> m Text

setFontButtonTitle :: (MonadIO m, IsFontButton o) => o -> Text -> m ()

useFont

constructFontButtonUseFont :: IsFontButton o => Bool -> IO (GValueConstruct o)

getFontButtonUseFont :: (MonadIO m, IsFontButton o) => o -> m Bool

setFontButtonUseFont :: (MonadIO m, IsFontButton o) => o -> Bool -> m ()

useSize

constructFontButtonUseSize :: IsFontButton o => Bool -> IO (GValueConstruct o)

getFontButtonUseSize :: (MonadIO m, IsFontButton o) => o -> m Bool

setFontButtonUseSize :: (MonadIO m, IsFontButton o) => o -> Bool -> m ()

Signals

fontSet

type C_FontButtonFontSetCallback = Ptr () -> Ptr () -> IO ()

type FontButtonFontSetCallback = IO ()

afterFontButtonFontSet :: (IsFontButton a, MonadIO m) => a -> FontButtonFontSetCallback -> m SignalHandlerId

genClosure_FontButtonFontSet :: FontButtonFontSetCallback -> IO Closure

mk_FontButtonFontSetCallback :: C_FontButtonFontSetCallback -> IO (FunPtr C_FontButtonFontSetCallback)

noFontButtonFontSetCallback :: Maybe FontButtonFontSetCallback

onFontButtonFontSet :: (IsFontButton a, MonadIO m) => a -> FontButtonFontSetCallback -> m SignalHandlerId

wrap_FontButtonFontSetCallback :: FontButtonFontSetCallback -> Ptr () -> Ptr () -> IO ()