Interface

GtkFontChooser

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Description [src]

interface Gtk.FontChooser : GObject.Object

GtkFontChooser is an interface that can be implemented by widgets displaying the list of fonts. In GTK+, the main objects that implement this interface are GtkFontChooserWidget, GtkFontChooserDialog and GtkFontButton. The GtkFontChooser interface has been introducted in GTK+ 3.2.

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Prerequisite

In order to implement FontChooser, your type must inherit fromGObject.

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Implementations

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Instance methods

gtk_font_chooser_get_font

Gets the currently-selected font name.

since: 3.2

gtk_font_chooser_get_font_desc

Gets the currently-selected font.

since: 3.2

gtk_font_chooser_get_font_face

Gets the PangoFontFace representing the selected font group details (i.e. family, slant, weight, width, etc).

since: 3.2

gtk_font_chooser_get_font_family

Gets the PangoFontFamily representing the selected font family. Font families are a collection of font faces.

since: 3.2

gtk_font_chooser_get_font_features

Gets the currently-selected font features.

since: 3.24

gtk_font_chooser_get_font_map

Gets the custom font map of this font chooser widget, or NULL if it does not have one.

since: 3.18

gtk_font_chooser_get_font_size

The selected font size.

since: 3.2

gtk_font_chooser_get_language

Gets the language that is used for font features.

since: 3.24

gtk_font_chooser_get_level

Returns the current level of granularity for selecting fonts.

since: 3.24

gtk_font_chooser_get_preview_text

Gets the text displayed in the preview area.

since: 3.2

gtk_font_chooser_get_show_preview_entry

Returns whether the preview entry is shown or not.

since: 3.2

gtk_font_chooser_set_filter_func

Adds a filter function that decides which fonts to display in the font chooser.

since: 3.2

gtk_font_chooser_set_font

Sets the currently-selected font.

since: 3.2

gtk_font_chooser_set_font_desc

Sets the currently-selected font from font_desc.

since: 3.2

gtk_font_chooser_set_font_map

Sets a custom font map to use for this font chooser widget. A custom font map can be used to present application-specific fonts instead of or in addition to the normal system fonts.

since: 3.18

gtk_font_chooser_set_language

Sets the language to use for font features.

since: 3.24

gtk_font_chooser_set_level

Sets the desired level of granularity for selecting fonts.

since: 3.24

gtk_font_chooser_set_preview_text

Sets the text displayed in the preview area. The text is used to show how the selected font looks.

since: 3.2

gtk_font_chooser_set_show_preview_entry

Shows or hides the editable preview entry.

since: 3.2

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Properties

Gtk.FontChooser:font

The font description as a string, e.g. “Sans Italic 12”.

Gtk.FontChooser:font-desc

The font description as a PangoFontDescription.

Gtk.FontChooser:font-features

The selected font features, in a format that is compatible with CSS and with Pango attributes.

unstable since: 3.24.1

Gtk.FontChooser:language

The language for which the GtkFontChooser:font-features were selected, in a format that is compatible with CSS and with Pango attributes.

unstable since: 3.24.1

Gtk.FontChooser:level

The level of granularity to offer for selecting fonts.

unstable since: 3.24.1

Gtk.FontChooser:preview-text

The string with which to preview the font.

Gtk.FontChooser:show-preview-entry

Whether to show an entry to change the preview text.

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Signals

Gtk.FontChooser::font-activated

Emitted when a font is activated. This usually happens when the user double clicks an item, or an item is selected and the user presses one of the keys Space, Shift+Space, Return or Enter.

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Interface structure

struct GtkFontChooserIface {
  GTypeInterface base_iface;
  PangoFontFamily* (* get_font_family) (
    GtkFontChooser* fontchooser
  );
  PangoFontFace* (* get_font_face) (
    GtkFontChooser* fontchooser
  );
  gint (* get_font_size) (
    GtkFontChooser* fontchooser
  );
  void (* set_filter_func) (
    GtkFontChooser* fontchooser,
    GtkFontFilterFunc filter,
    gpointer user_data,
    GDestroyNotify destroy
  );
  void (* font_activated) (
    GtkFontChooser* chooser,
    const gchar* fontname
  );
  void (* set_font_map) (
    GtkFontChooser* fontchooser,
    PangoFontMap* fontmap
  );
  PangoFontMap* (* get_font_map) (
    GtkFontChooser* fontchooser
  );
  gpointer padding;
  
}

Interface members

`base_iface`	`GTypeInterface`
	No description available.
`get_font_family`	`PangoFontFamily* (* get_font_family) ( GtkFontChooser* fontchooser )`
	No description available.
`get_font_face`	`PangoFontFace* (* get_font_face) ( GtkFontChooser* fontchooser )`
	No description available.
`get_font_size`	`gint (* get_font_size) ( GtkFontChooser* fontchooser )`
	No description available.
`set_filter_func`	`void (* set_filter_func) ( GtkFontChooser* fontchooser, GtkFontFilterFunc filter, gpointer user_data, GDestroyNotify destroy )`
	No description available.
`font_activated`	`void (* font_activated) ( GtkFontChooser* chooser, const gchar* fontname )`
	No description available.
`set_font_map`	`void (* set_font_map) ( GtkFontChooser* fontchooser, PangoFontMap* fontmap )`
	No description available.
`get_font_map`	`PangoFontMap* (* get_font_map) ( GtkFontChooser* fontchooser )`
	No description available.
`padding`	`gpointer`
	No description available.

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Description [src]

Prerequisite

Implementations

Instance methods

Properties

Signals

Interface structure

Interface members

Virtual methods