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GtkFontChooser: Enable font selection

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This commit is contained in:
Alberto Ruiz
2011-04-16 23:57:04 +01:00
committed by Matthias Clasen
parent c9150374d9
commit f3e9bb312e
1 changed files with 69 additions and 2 deletions
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71
gtk/gtkfontchooser.c
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@ -351,11 +351,74 @@ spin_change_cb (GtkAdjustment *adjustment, gpointer data)
desc = pango_context_get_font_description (gtk_widget_get_pango_context (priv->preview));
pango_font_description_set_size (desc, priv->size);
gtk_widget_modify_font (priv->preview, desc);
gtk_widget_override_font (priv->preview, desc);
gtk_widget_queue_draw (priv->preview);
}
void
set_range_marks (GtkWidget* size_slider, gint* sizes, gint length)
{
gint i;
gtk_scale_clear_marks (GTK_SCALE (size_slider));
for (i=0; i<length; i++)
gtk_scale_add_mark (GTK_SCALE (size_slider),
(gdouble) sizes[i],
GTK_POS_BOTTOM, NULL);
}
void
cursor_changed_cb (GtkTreeView *treeview, gpointer data)
{
gchar *family_name;
PangoFontFace *face;
PangoFontDescription *desc;
GtkTreeIter iter;
GtkTreePath *path = gtk_tree_path_new ();
GtkFontSelectionPrivate *priv = (GtkFontSelectionPrivate*)data;
gtk_tree_view_get_cursor (treeview, &path, NULL);
if (!path)
return;
if (!gtk_tree_model_get_iter (GTK_TREE_MODEL (priv->model), &iter, path))
return;
gtk_tree_model_get (GTK_TREE_MODEL (priv->model), &iter,
FACE_COLUMN, &face,
FAMILY_NAME_COLUMN, &family_name,
-1);
if (!face && !family_name)
return;
if (!face)
{
g_free (family_name);
return;
}
if (!family_name)
{
g_object_unref ((gpointer)face);
return;
}
desc = pango_font_face_describe (face);
pango_font_description_set_size (desc, priv->size);
gtk_widget_override_font (priv->preview, desc);
/* Free resources */
g_free (family_name);
g_object_unref ((gpointer)face);
pango_font_description_free(desc);
gtk_tree_path_free (path);
}
static void
gtk_font_selection_init (GtkFontSelection *fontsel)
{
@ -414,7 +477,7 @@ gtk_font_selection_init (GtkFontSelection *fontsel)
gtk_box_pack_start (GTK_BOX (preview_and_size), scrolled_win, FALSE, FALSE, 0);
/* Setting the size requests for various widgets */
gtk_widget_set_size_request (fontsel, -1, 460);
gtk_widget_set_size_request (GTK_WIDGET (fontsel), -1, 460);
gtk_widget_set_size_request (scrolled_win, -1, PREVIEW_HEIGHT);
gtk_widget_set_size_request (priv->preview, -1, PREVIEW_HEIGHT - 6);
@ -477,6 +540,10 @@ gtk_font_selection_init (GtkFontSelection *fontsel)
"value-changed", G_CALLBACK (spin_change_cb), (gpointer)priv);
priv->ignore_slider = FALSE;
/* Font selection callbacks */
g_signal_connect (G_OBJECT (priv->family_face_list), "cursor-changed",
G_CALLBACK (cursor_changed_cb), (gpointer)priv);
gtk_widget_pop_composite_child();
}