X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=gtk2_ardour%2Futils.cc;h=5ddd044b801bdfd0c1a02aae5782030efe48e551;hb=e42699600b92db69a428979dc0412c96f7494141;hp=fce66bced1533f3a94927f8016c8c5f54d17d191;hpb=ae1d4a93463448e94e946ff2c934cc5d1d5daabb;p=ardour.git

diff --git a/gtk2_ardour/utils.cc b/gtk2_ardour/utils.cc
index fce66bced1..5ddd044b80 100644
--- a/gtk2_ardour/utils.cc
+++ b/gtk2_ardour/utils.cc
@@ -28,26 +28,31 @@
 #include <cmath>
 #include <list>
 #include <sys/stat.h>
-#include <gtkmm/rc.h>
-#include <gtkmm/window.h>
+
+#include <boost/algorithm/string.hpp>
+
+#include <gtk/gtkpaned.h>
 #include <gtkmm/combo.h>
 #include <gtkmm/label.h>
 #include <gtkmm/paned.h>
-#include <gtk/gtkpaned.h>
-#include <boost/algorithm/string.hpp>
+#include <gtkmm/rc.h>
+#include <gtkmm/stock.h>
+#include <gtkmm/window.h>
 
 #include "pbd/basename.h"
 #include "pbd/file_utils.h"
 #include "pbd/stacktrace.h"
 
-#include <gtkmm2ext/utils.h>
-
+#include "ardour/audioengine.h"
 #include "ardour/filesystem_paths.h"
 #include "ardour/search_paths.h"
 
+#include "gtkmm2ext/colors.h"
+#include "gtkmm2ext/utils.h"
+
 #include "canvas/item.h"
-#include "canvas/utils.h"
 
+#include "actions.h"
 #include "debug.h"
 #include "public_editor.h"
 #include "keyboard.h"
@@ -96,6 +101,39 @@ ARDOUR_UI_UTILS::just_hide_it (GdkEventAny */*ev*/, Gtk::Window *win)
 	return 0;
 }
 
+static bool
+idle_notify_engine_stopped ()
+{
+	Glib::RefPtr<Action> act = ActionManager::get_action ("Window", "toggle-audio-midi-setup");
+	Glib::RefPtr<ToggleAction> tact = Glib::RefPtr<ToggleAction>::cast_dynamic(act);
+
+	MessageDialog msg (
+			_("The current operation is not possible because of an error communicating with the audio hardware."),
+			false, Gtk::MESSAGE_WARNING, Gtk::BUTTONS_NONE, true);
+
+	msg.add_button (_("Cancel"), Gtk::RESPONSE_CANCEL);
+
+	if (tact && !tact->get_active()) {
+		msg.add_button (_("Configure Hardware"), Gtk::RESPONSE_OK);
+	}
+
+	if (msg.run () == Gtk::RESPONSE_OK) {
+		tact->set_active ();
+	}
+	return false; /* do not call again */
+}
+
+bool
+ARDOUR_UI_UTILS::engine_is_running ()
+{
+	if (ARDOUR::AudioEngine::instance()->running ()) {
+		return true;
+	}
+	Glib::signal_idle().connect (sigc::ptr_fun (&idle_notify_engine_stopped));
+	return false;
+}
+
+
 /* xpm2rgb copied from nixieclock, which bore the legend:
 
     nixieclock - a nixie desktop timepiece