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GtkFontChooser: Keep reference to the face and the family objects

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This commit is contained in:
Alberto Ruiz
2011-04-17 02:11:53 +01:00
committed by Matthias Clasen
parent 88ab6f14d3
commit 0db1b63b1f
1 changed files with 18 additions and 17 deletions
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31
gtk/gtkfontchooser.c
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@ -373,6 +373,7 @@ void
cursor_changed_cb (GtkTreeView *treeview, gpointer data)
{
gchar *family_name;
PangoFontFamily *family;
PangoFontFace *face;
PangoFontDescription *desc;
@ -382,47 +383,47 @@ cursor_changed_cb (GtkTreeView *treeview, gpointer data)
GtkTreeIter iter;
GtkTreePath *path = gtk_tree_path_new ();
GtkFontSelectionPrivate *priv = (GtkFontSelectionPrivate*)data;
GtkFontSelection *fontsel = (GtkFontSelection*)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))
if (!gtk_tree_model_get_iter (GTK_TREE_MODEL (fontsel->priv->model), &iter, path))
return;
gtk_tree_model_get (GTK_TREE_MODEL (priv->model), &iter,
gtk_tree_model_get (GTK_TREE_MODEL (fontsel->priv->model), &iter,
FACE_COLUMN, &face,
FAMILY_COLUMN, &family,
FAMILY_NAME_COLUMN, &family_name,
-1);
gtk_tree_path_free (path);
path = NULL;
if (!face && !family_name)
return;
if (!face)
if (!face || !family_name || !family)
{
g_free (family_name);
return;
}
if (!family_name)
{
g_object_unref ((gpointer)face);
g_object_unref (face);
g_object_unref (family);
return;
}
desc = pango_font_face_describe (face);
pango_font_description_set_size (desc, priv->size);
gtk_widget_override_font (priv->preview, desc);
pango_font_description_set_size (desc, fontsel->priv->size);
gtk_widget_override_font (fontsel->priv->preview, desc);
pango_font_face_list_sizes (face, &sizes, &n_sizes);
/* It seems not many fonts actually have a sane set of sizes */
/* set_range_marks (priv->size_slider, sizes, n_sizes); */
gtk_font_selection_ref_family (fontsel, family);
gtk_font_selection_ref_face (fontsel, face);
/* Free resources */
g_free (family_name);
g_object_unref ((gpointer)face);
pango_font_description_free(desc);
gtk_tree_path_free (path);
}
static void
@ -551,7 +552,7 @@ gtk_font_selection_init (GtkFontSelection *fontsel)
/* Font selection callbacks */
g_signal_connect (G_OBJECT (priv->family_face_list), "cursor-changed",
G_CALLBACK (cursor_changed_cb), (gpointer)priv);
G_CALLBACK (cursor_changed_cb), (gpointer)fontsel);
set_range_marks (priv->size_slider, (gint*)font_sizes, FONT_SIZES_LENGTH);