+bool
+ARDOUR_UI::preset_file_exists_handler ()
+{
+ /* if driven from another thread, say "do not overwrite" and show the user nothing.
+ */
+
+ if (!Gtkmm2ext::UI::instance()->caller_is_ui_thread()) { \
+ return false;
+ }
+
+ HBox* hbox = new HBox();
+ Image* image = new Image (Stock::DIALOG_QUESTION, ICON_SIZE_DIALOG);
+ Gtk::Dialog dialog (_("Preset Exists"), true, false);
+ Label message (_("\
+A preset with this name already exists for this plugin.\n\
+\n\
+What you would like to do?\n"));
+ image->set_alignment(ALIGN_CENTER, ALIGN_TOP);
+ hbox->pack_start (*image, PACK_EXPAND_WIDGET, 12);
+ hbox->pack_end (message, PACK_EXPAND_PADDING, 12);
+ dialog.get_vbox()->pack_start(*hbox, PACK_EXPAND_PADDING, 6);
+ dialog.add_button (_("Overwrite the existing preset"), RESPONSE_ACCEPT);
+ dialog.add_button (_("Leave the existing preset alone"), RESPONSE_REJECT);
+ dialog.set_default_response (RESPONSE_ACCEPT);
+ dialog.set_position (WIN_POS_MOUSE);
+ dialog.set_type_hint (Gdk::WINDOW_TYPE_HINT_UTILITY); // need to make it float above the preset name dialog
+
+ message.show();
+ image->show();
+ hbox->show();
+
+ switch (dialog.run ()) {
+ case RESPONSE_ACCEPT:
+ return true;
+ default:
+ return false;
+ }
+}
+