Prefer testing the session instead of using a global variable

[ardour.git] / gtk2_ardour / utils.cc

diff --git a/gtk2_ardour/utils.cc b/gtk2_ardour/utils.cc
index 6fb5caa7e5993a7f357800c2c7315a9d608201e8..5ddd044b801bdfd0c1a02aae5782030efe48e551 100644 (file)
--- a/gtk2_ardour/utils.cc
+++ b/gtk2_ardour/utils.cc
@@ -28,31 +28,36 @@
 #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"
 #include "utils.h"
-#include "i18n.h"
+#include "pbd/i18n.h"
 #include "rgb_macros.h"
 #include "gui_thread.h"
 #include "ui_config.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
@@ -276,7 +314,7 @@ Gdk::Color
 ARDOUR_UI_UTILS::gdk_color_from_rgba (uint32_t rgba)
 {
        Gdk::Color c;
-       set_color_from_rgb (c, rgba);
+       set_color_from_rgb (c, rgba >> 8);
        return c;
 }
 
@@ -350,65 +388,6 @@ ARDOUR_UI_UTILS::emulate_key_event (unsigned int keyval)
        return relay_key_press(&ev, &main_window);
 }
 
-string
-ARDOUR_UI_UTILS::show_gdk_event_state (int state)
-{
-       string s;
-       if (state & GDK_SHIFT_MASK) {
-               s += "+SHIFT";
-       }
-       if (state & GDK_LOCK_MASK) {
-               s += "+LOCK";
-       }
-       if (state & GDK_CONTROL_MASK) {
-               s += "+CONTROL";
-       }
-       if (state & GDK_MOD1_MASK) {
-               s += "+MOD1";
-       }
-       if (state & GDK_MOD2_MASK) {
-               s += "+MOD2";
-       }
-       if (state & GDK_MOD3_MASK) {
-               s += "+MOD3";
-       }
-       if (state & GDK_MOD4_MASK) {
-               s += "+MOD4";
-       }
-       if (state & GDK_MOD5_MASK) {
-               s += "+MOD5";
-       }
-       if (state & GDK_BUTTON1_MASK) {
-               s += "+BUTTON1";
-       }
-       if (state & GDK_BUTTON2_MASK) {
-               s += "+BUTTON2";
-       }
-       if (state & GDK_BUTTON3_MASK) {
-               s += "+BUTTON3";
-       }
-       if (state & GDK_BUTTON4_MASK) {
-               s += "+BUTTON4";
-       }
-       if (state & GDK_BUTTON5_MASK) {
-               s += "+BUTTON5";
-       }
-       if (state & GDK_SUPER_MASK) {
-               s += "+SUPER";
-       }
-       if (state & GDK_HYPER_MASK) {
-               s += "+HYPER";
-       }
-       if (state & GDK_META_MASK) {
-               s += "+META";
-       }
-       if (state & GDK_RELEASE_MASK) {
-               s += "+RELEASE";
-       }
-
-       return s;
-}
-
 Glib::RefPtr<Gdk::Pixbuf>
 ARDOUR_UI_UTILS::get_xpm (std::string name)
 {
@@ -462,7 +441,12 @@ ARDOUR_UI_UTILS::get_color_themes (map<std::string,std::string>& themes)
                                continue;
                        }
 
-                       themes.insert (make_pair (prop->value(), Glib::filename_to_utf8 (basename_nosuffix(*e))));
+                       std::string color_name = basename_nosuffix(*e);
+                       size_t sep = color_name.find_first_of("-");
+                       if (sep != string::npos) {
+                               color_name = color_name.substr (0, sep);
+                       }
+                       themes.insert (make_pair (prop->value(), color_name));
                }
        }
 }
@@ -826,3 +810,10 @@ ARDOUR_UI_UTILS::overwrite_file_dialog (Gtk::Window& parent, string title, strin
                return false;
        }
 }
+
+bool
+ARDOUR_UI_UTILS::running_from_source_tree ()
+{
+       gchar const *x = g_getenv ("ARDOUR_THEMES_PATH");
+       return x && (string (x).find ("gtk2_ardour") != string::npos);
+}