migrate to GtkFontChooser in gtk3 build

src/font.c

@@ -28,7 +28,11 @@ static GtkWidget *font;
 static void
 realize_cb (GtkWidget * w, gpointer d)
 {
+#if GTK_CHECK_VERSION(3,0,0)
+  gtk_font_chooser_set_font (GTK_FONT_CHOOSER (w), options.common_data.font);
+#else
   gtk_font_selection_set_font_name (GTK_FONT_SELECTION (w), options.common_data.font);
+#endif
 }
 
 GtkWidget *
@@ -36,11 +40,19 @@ font_create_widget (GtkWidget * dlg)
 {
   GtkWidget *w;
 
+#if GTK_CHECK_VERSION(3,0,0)
+  w = font = gtk_font_chooser_widget_new ();
+#else
   w = font = gtk_font_selection_new ();
+#endif
   gtk_widget_set_name (w, "yad-font-widget");
 
   if (options.font_data.preview)
+#if GTK_CHECK_VERSION(3,0,0)
+    gtk_font_chooser_set_preview_text (GTK_FONT_CHOOSER (w), options.font_data.preview);
+#else
     gtk_font_selection_set_preview_text (GTK_FONT_SELECTION (w), options.font_data.preview);
+#endif
 
   /* font must be set after widget inserted in toplevel */
   if (options.common_data.font)
@@ -58,9 +70,15 @@ font_print_result (void)
       PangoFontFamily *family;
       gint size;
 
+#if GTK_CHECK_VERSION(3,0,0)
+      face = gtk_font_chooser_get_font_face (GTK_FONT_CHOOSER (font));
+      family = gtk_font_chooser_get_font_family (GTK_FONT_CHOOSER (font));
+      size = gtk_font_chooser_get_font_size (GTK_FONT_CHOOSER (font));
+#else
       face = gtk_font_selection_get_face (GTK_FONT_SELECTION (font));
       family = gtk_font_selection_get_family (GTK_FONT_SELECTION (font));
       size = gtk_font_selection_get_size (GTK_FONT_SELECTION (font));
+#endif
 
       if (options.common_data.quoted_output)
         {
@@ -81,7 +99,11 @@ font_print_result (void)
     }
   else
     {
+#if GTK_CHECK_VERSION(3,0,0)
+      gchar *fn = gtk_font_chooser_get_font (GTK_FONT_CHOOSER (font));
+#else
       gchar *fn = gtk_font_selection_get_font_name (GTK_FONT_SELECTION (font));
+#endif
 
       if (options.common_data.quoted_output)
         {

src/form.c

@@ -103,7 +103,11 @@ expand_action (gchar * cmd)
                   arg = g_shell_quote (gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (g_slist_nth_data (fields, num))));
                   break;
                 case YAD_FIELD_FONT:
+#if !GTK_CHECK_VERSION(3,0,0)
                   arg = g_shell_quote (gtk_font_button_get_font_name (GTK_FONT_BUTTON (g_slist_nth_data (fields, num))));
+#else
+                  arg = g_shell_quote (gtk_font_chooser_get_font (GTK_FONT_CHOOSER (g_slist_nth_data (fields, num))));
+#endif
                   break;
                 case YAD_FIELD_COLOR:
                   {
@@ -317,7 +321,11 @@ set_field_value (guint num, gchar * value)
       break;
 
     case YAD_FIELD_FONT:
+#if !GTK_CHECK_VERSION(3,0,0)
       gtk_font_button_set_font_name (GTK_FONT_BUTTON (w), value);
+#else
+      gtk_font_chooser_set_font (GTK_FONT_CHOOSER (w), value);
+#endif
       break;
 
     case YAD_FIELD_SCALE:
@@ -1262,13 +1270,20 @@ form_print_field (guint fn)
         }
       break;
     case YAD_FIELD_FONT:
+      {
+        gchar *fname;
+#if !GTK_CHECK_VERSION(3,0,0)
+        fname = gtk_font_button_get_font_name (GTK_FONT_BUTTON (g_slist_nth_data (fields, fn)));
+#else
+        fname = gtk_font_chooser_get_font (GTK_FONT_CHOOSER (g_slist_nth_data (fields, fn)));
+#endif
         if (options.common_data.quoted_output)
-        g_printf ("'%s'%s", gtk_font_button_get_font_name (GTK_FONT_BUTTON (g_slist_nth_data (fields, fn))),
-                  options.common_data.separator);
+          g_printf ("'%s'%s", fname, options.common_data.separator);
         else
-        g_printf ("%s%s", gtk_font_button_get_font_name (GTK_FONT_BUTTON (g_slist_nth_data (fields, fn))),
-                  options.common_data.separator);
+          g_printf ("%s%s", fname, options.common_data.separator);
+        g_free (fname);
         break;
+      }
     case YAD_FIELD_COLOR:
       {
         gchar *cs;