forked from AuroraMiddleware/gtk
4f36509e5f
And mention that they should be removed in the next version of GTK. Padding fields in interfaces are unnecessary, as they don't contribute to the ABI.
165 lines
7.2 KiB
C
165 lines
7.2 KiB
C
/* GTK - The GIMP Toolkit
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* gtkfontchooser.h - Abstract interface for font file selectors GUIs
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*
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* Copyright (C) 2006, Emmanuele Bassi
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* Copyright (C) 2011 Alberto Ruiz <aruiz@gnome.org>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __GTK_FONT_CHOOSER_H__
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#define __GTK_FONT_CHOOSER_H__
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#if !defined (__GTK_H_INSIDE__) && !defined (GTK_COMPILATION)
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#error "Only <gtk/gtk.h> can be included directly."
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#endif
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#include <gtk/gtkwidget.h>
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G_BEGIN_DECLS
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/**
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* GtkFontFilterFunc:
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* @family: a #PangoFontFamily
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* @face: a #PangoFontFace belonging to @family
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* @data: (closure): user data passed to gtk_font_chooser_set_filter_func()
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*
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* The type of function that is used for deciding what fonts get
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* shown in a #GtkFontChooser. See gtk_font_chooser_set_filter_func().
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*
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* Returns: %TRUE if the font should be displayed
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*/
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typedef gboolean (*GtkFontFilterFunc) (const PangoFontFamily *family,
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const PangoFontFace *face,
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gpointer data);
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/**
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* GtkFontChooserLevel:
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* @GTK_FONT_CHOOSER_LEVEL_FAMILY: Allow selecting a font family
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* @GTK_FONT_CHOOSER_LEVEL_STYLE: Allow selecting a specific font face
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* @GTK_FONT_CHOOSER_LEVEL_SIZE: Allow selecting a specific font size
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* @GTK_FONT_CHOOSER_LEVEL_VARIATIONS: Allow changing OpenType font variation axes
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* @GTK_FONT_CHOOSER_LEVEL_FEATURES: Allow selecting specific OpenType font features
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*
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* This enumeration specifies the granularity of font selection
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* that is desired in a font chooser.
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*
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* This enumeration may be extended in the future; applications should
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* ignore unknown values.
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*/
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typedef enum {
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GTK_FONT_CHOOSER_LEVEL_FAMILY = 0,
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GTK_FONT_CHOOSER_LEVEL_STYLE = 1 << 0,
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GTK_FONT_CHOOSER_LEVEL_SIZE = 1 << 1,
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GTK_FONT_CHOOSER_LEVEL_VARIATIONS = 1 << 2,
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GTK_FONT_CHOOSER_LEVEL_FEATURES = 1 << 3
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} GtkFontChooserLevel;
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#define GTK_TYPE_FONT_CHOOSER (gtk_font_chooser_get_type ())
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#define GTK_FONT_CHOOSER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_FONT_CHOOSER, GtkFontChooser))
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#define GTK_IS_FONT_CHOOSER(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_FONT_CHOOSER))
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#define GTK_FONT_CHOOSER_GET_IFACE(inst) (G_TYPE_INSTANCE_GET_INTERFACE ((inst), GTK_TYPE_FONT_CHOOSER, GtkFontChooserIface))
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typedef struct _GtkFontChooser GtkFontChooser; /* dummy */
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typedef struct _GtkFontChooserIface GtkFontChooserIface;
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struct _GtkFontChooserIface
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{
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GTypeInterface base_iface;
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/* Methods */
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PangoFontFamily * (* get_font_family) (GtkFontChooser *fontchooser);
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PangoFontFace * (* get_font_face) (GtkFontChooser *fontchooser);
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int (* get_font_size) (GtkFontChooser *fontchooser);
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void (* set_filter_func) (GtkFontChooser *fontchooser,
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GtkFontFilterFunc filter,
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gpointer user_data,
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GDestroyNotify destroy);
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/* Signals */
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void (* font_activated) (GtkFontChooser *chooser,
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const char *fontname);
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/* More methods */
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void (* set_font_map) (GtkFontChooser *fontchooser,
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PangoFontMap *fontmap);
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PangoFontMap * (* get_font_map) (GtkFontChooser *fontchooser);
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/*< private >*/
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/* Padding; remove in GTK-next */
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gpointer padding[10];
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};
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GDK_AVAILABLE_IN_ALL
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GType gtk_font_chooser_get_type (void) G_GNUC_CONST;
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GDK_AVAILABLE_IN_ALL
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PangoFontFamily *gtk_font_chooser_get_font_family (GtkFontChooser *fontchooser);
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GDK_AVAILABLE_IN_ALL
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PangoFontFace *gtk_font_chooser_get_font_face (GtkFontChooser *fontchooser);
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GDK_AVAILABLE_IN_ALL
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int gtk_font_chooser_get_font_size (GtkFontChooser *fontchooser);
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GDK_AVAILABLE_IN_ALL
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PangoFontDescription *
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gtk_font_chooser_get_font_desc (GtkFontChooser *fontchooser);
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GDK_AVAILABLE_IN_ALL
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void gtk_font_chooser_set_font_desc (GtkFontChooser *fontchooser,
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const PangoFontDescription *font_desc);
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GDK_AVAILABLE_IN_ALL
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char * gtk_font_chooser_get_font (GtkFontChooser *fontchooser);
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GDK_AVAILABLE_IN_ALL
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void gtk_font_chooser_set_font (GtkFontChooser *fontchooser,
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const char *fontname);
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GDK_AVAILABLE_IN_ALL
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char * gtk_font_chooser_get_preview_text (GtkFontChooser *fontchooser);
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GDK_AVAILABLE_IN_ALL
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void gtk_font_chooser_set_preview_text (GtkFontChooser *fontchooser,
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const char *text);
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GDK_AVAILABLE_IN_ALL
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gboolean gtk_font_chooser_get_show_preview_entry (GtkFontChooser *fontchooser);
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GDK_AVAILABLE_IN_ALL
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void gtk_font_chooser_set_show_preview_entry (GtkFontChooser *fontchooser,
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gboolean show_preview_entry);
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GDK_AVAILABLE_IN_ALL
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void gtk_font_chooser_set_filter_func (GtkFontChooser *fontchooser,
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GtkFontFilterFunc filter,
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gpointer user_data,
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GDestroyNotify destroy);
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GDK_AVAILABLE_IN_ALL
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void gtk_font_chooser_set_font_map (GtkFontChooser *fontchooser,
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PangoFontMap *fontmap);
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GDK_AVAILABLE_IN_ALL
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PangoFontMap * gtk_font_chooser_get_font_map (GtkFontChooser *fontchooser);
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GDK_AVAILABLE_IN_ALL
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void gtk_font_chooser_set_level (GtkFontChooser *fontchooser,
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GtkFontChooserLevel level);
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GDK_AVAILABLE_IN_ALL
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GtkFontChooserLevel
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gtk_font_chooser_get_level (GtkFontChooser *fontchooser);
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GDK_AVAILABLE_IN_ALL
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char * gtk_font_chooser_get_font_features (GtkFontChooser *fontchooser);
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GDK_AVAILABLE_IN_ALL
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char * gtk_font_chooser_get_language (GtkFontChooser *fontchooser);
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GDK_AVAILABLE_IN_ALL
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void gtk_font_chooser_set_language (GtkFontChooser *fontchooser,
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const char *language);
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G_END_DECLS
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#endif /* __GTK_FONT_CHOOSER_H__ */
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