/* testfontchooserdialog.c
* Copyright ( C ) 2011 Alberto Ruiz < aruiz @ gnome . org >
*
* This library is free software ; you can redistribute it and / or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation ; either
* version 2 of the License , or ( at your option ) any later version .
*
* This library is distributed in the hope that it will be useful ,
* but WITHOUT ANY WARRANTY ; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE . See the GNU
* Library General Public License for more details .
*
* You should have received a copy of the GNU Library General Public
* License along with this library . If not , see < http : //www.gnu.org/licenses/>.
*/
#include "config.h"
#include <string.h>
#ifdef HAVE_PANGOFT
#include <pango/pangofc-fontmap.h>
#endif
#include <gtk/gtk.h>
G_GNUC_BEGIN_IGNORE_DEPRECATIONS
static gboolean
monospace_filter (const PangoFontFamily *family,
const PangoFontFace *face,
gpointer data)
{
return pango_font_family_is_monospace ((PangoFontFamily *) family);
}
static void
notify_font_cb (GtkFontChooser *fontchooser, GParamSpec *pspec, gpointer data)
{
PangoFontFamily *family;
PangoFontFace *face;
g_debug ("Changed font name %s" , gtk_font_chooser_get_font (fontchooser));
family = gtk_font_chooser_get_font_family (fontchooser);
face = gtk_font_chooser_get_font_face (fontchooser);
if (family)
{
g_debug (" Family: %s is-monospace:%s" ,
pango_font_family_get_name (family),
pango_font_family_is_monospace (family) ? "true" : "false" );
}
else
g_debug (" No font family!" );
if (face)
g_debug (" Face description: %s" , pango_font_face_get_face_name (face));
else
g_debug (" No font face!" );
}
static void
notify_preview_text_cb (GObject *fontchooser, GParamSpec *pspec, gpointer data)
{
g_debug ("Changed preview text %s" , gtk_font_chooser_get_preview_text (GTK_FONT_CHOOSER (fontchooser)));
}
static void
font_activated_cb (GtkFontChooser *chooser, const char *font_name, gpointer data)
{
g_debug ("font-activated: %s" , font_name);
}
static void
quit_cb (GtkWidget *widget,
gpointer data)
{
gboolean *done = data;
*done = TRUE ;
g_main_context_wakeup (NULL);
}
static void
level_changed (GtkCheckButton *button,
GParamSpec *pspec,
gpointer data)
{
GtkFontChooser *chooser = data;
GtkFontChooserLevel flags;
GtkFontChooserLevel flag;
flags = gtk_font_chooser_get_level (chooser);
flag = GPOINTER_TO_UINT (g_object_get_data (G_OBJECT (button), "flag" ));
if (gtk_check_button_get_active (button))
flags |= flag;
else
flags &= ~flag;
gtk_font_chooser_set_level (chooser, flags);
}
int
main (int argc, char *argv[])
{
GtkWidget *window;
GtkWidget *font_button;
GtkWidget *box;
GtkWidget *toggle;
gboolean done = FALSE ;
gtk_init ();
font_button = gtk_font_button_new ();
#ifdef HAVE_PANGOFT
if (argc > 0 )
{
FcConfig *config;
PangoFontMap *fontmap;
int i;
/* Create a custom font configuration by adding font files specified
* on the commandline to the default config .
*/
config = FcInitLoadConfigAndFonts ();
for (i = 0 ; i < argc; i++)
FcConfigAppFontAddFile (config, (const FcChar8 *)argv[i]);
fontmap = pango_cairo_font_map_new_for_font_type (CAIRO_FONT_TYPE_FT);
pango_fc_font_map_set_config (PANGO_FC_FONT_MAP (fontmap), config);
gtk_font_chooser_set_font_map (GTK_FONT_CHOOSER (font_button), fontmap);
}
#endif
gtk_font_button_set_use_font (GTK_FONT_BUTTON (font_button), TRUE );
window = gtk_window_new ();
box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 10 );
gtk_window_set_child (GTK_WINDOW (window), box);
gtk_box_append (GTK_BOX (box), font_button);
toggle = gtk_check_button_new_with_label ("Style" );
gtk_check_button_set_active (GTK_CHECK_BUTTON (toggle), TRUE );
g_object_set_data (G_OBJECT (toggle), "flag" , GUINT_TO_POINTER (GTK_FONT_CHOOSER_LEVEL_STYLE));
g_signal_connect (toggle, "notify::active" , G_CALLBACK (level_changed), font_button);
gtk_box_append (GTK_BOX (box), toggle);
toggle = gtk_check_button_new_with_label ("Size" );
gtk_check_button_set_active (GTK_CHECK_BUTTON (toggle), TRUE );
g_object_set_data (G_OBJECT (toggle), "flag" , GUINT_TO_POINTER (GTK_FONT_CHOOSER_LEVEL_SIZE));
g_signal_connect (toggle, "notify::active" , G_CALLBACK (level_changed), font_button);
gtk_box_append (GTK_BOX (box), toggle);
toggle = gtk_check_button_new_with_label ("Variations" );
g_object_set_data (G_OBJECT (toggle), "flag" , GUINT_TO_POINTER (GTK_FONT_CHOOSER_LEVEL_VARIATIONS));
g_signal_connect (toggle, "notify::active" , G_CALLBACK (level_changed), font_button);
gtk_box_append (GTK_BOX (box), toggle);
toggle = gtk_check_button_new_with_label ("Features" );
g_object_set_data (G_OBJECT (toggle), "flag" , GUINT_TO_POINTER (GTK_FONT_CHOOSER_LEVEL_FEATURES));
g_signal_connect (toggle, "notify::active" , G_CALLBACK (level_changed), font_button);
gtk_box_append (GTK_BOX (box), toggle);
gtk_window_present (GTK_WINDOW (window));
g_signal_connect (font_button, "notify::font" ,
G_CALLBACK (notify_font_cb), NULL);
g_signal_connect (font_button, "notify::preview-text" ,
G_CALLBACK (notify_preview_text_cb), NULL);
g_signal_connect (font_button, "font-activated" ,
G_CALLBACK (font_activated_cb), NULL);
if (argc >= 2 && strcmp (argv[1 ], "--monospace" ) == 0 )
{
gtk_font_chooser_set_filter_func (GTK_FONT_CHOOSER (font_button),
monospace_filter, NULL, NULL);
}
g_signal_connect (window, "destroy" , G_CALLBACK (quit_cb), &done);
while (!done)
g_main_context_iteration (NULL, TRUE );
return 0 ;
}
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(vorverarbeitet am 2026-07-02)
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