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prop-editor: Allow editing PANGO_TYPE_FONT_DESCRIPTION properties

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...using a GtkFontButton.
This commit is contained in:
Christian Persch 2011-09-12 21:29:24 +02:00
parent 71c16bad33
commit 7ce29eecc1
1 changed files with 63 additions and 0 deletions
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63
tests/prop-editor.c
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@ -704,6 +704,56 @@ color_changed (GObject *object, GParamSpec *pspec, gpointer data)
g_value_unset (&val);
}
static void
font_modified (GtkFontChooser *fb, GParamSpec *pspec, gpointer data)
{
ObjectProperty *p = data;
PangoFontDescription *font_desc;
font_desc = gtk_font_chooser_get_font_desc (fb);
if (is_child_property (p->spec))
{
GtkWidget *widget = GTK_WIDGET (p->obj);
GtkWidget *parent = gtk_widget_get_parent (widget);
gtk_container_child_set (GTK_CONTAINER (parent),
widget, p->spec->name, font_desc, NULL);
}
else
g_object_set (p->obj, p->spec->name, font_desc, NULL);
pango_font_description_free (font_desc);
}
static void
font_changed (GObject *object, GParamSpec *pspec, gpointer data)
{
GtkFontChooser *fb = GTK_FONT_CHOOSER (data);
GValue val = { 0, };
const PangoFontDescription *font_desc;
PangoFontDescription *fb_font_desc;
g_value_init (&val, PANGO_TYPE_FONT_DESCRIPTION);
get_property_value (object, pspec, &val);
font_desc = g_value_get_boxed (&val);
fb_font_desc = gtk_font_chooser_get_font_desc (fb);
if (font_desc == NULL ||
(fb_font_desc != NULL &&
!pango_font_description_equal (fb_font_desc, font_desc)))
{
block_controller (G_OBJECT (fb));
gtk_font_chooser_set_font_desc (fb, font_desc);
unblock_controller (G_OBJECT (fb));
}
g_value_unset (&val);
pango_font_description_free (fb_font_desc);
}
static GtkWidget *
property_widget (GObject *object,
GParamSpec *spec,
@ -930,6 +980,19 @@ property_widget (GObject *object,
connect_controller (G_OBJECT (prop_edit), "color-set",
object, spec, G_CALLBACK (color_modified));
}
else if (type == G_TYPE_PARAM_BOXED &&
G_PARAM_SPEC_VALUE_TYPE (spec) == PANGO_TYPE_FONT_DESCRIPTION)
{
prop_edit = gtk_font_button_new ();
g_object_connect_property (object, spec,
G_CALLBACK (font_changed),
prop_edit, G_OBJECT (prop_edit));
if (can_modify)
connect_controller (G_OBJECT (prop_edit), "notify::font-desc",
object, spec, G_CALLBACK (font_modified));
}
else
{
msg = g_strdup_printf ("uneditable property type: %s",