Fix DSP load sorting with inactive plugins

[ardour.git] / gtk2_ardour / plugin_dspload_window.cc

diff --git a/gtk2_ardour/plugin_dspload_window.cc b/gtk2_ardour/plugin_dspload_window.cc
index a15016a6483cbf787be8cccc9299d13354107a01..90cf54b0dde375c97dea673b0847972a21390e47 100644 (file)
--- a/gtk2_ardour/plugin_dspload_window.cc
+++ b/gtk2_ardour/plugin_dspload_window.cc
@@ -33,6 +33,8 @@ using namespace ARDOUR;
 PluginDSPLoadWindow::PluginDSPLoadWindow ()
        : ArdourWindow (_("Plugin DSP Load"))
        , _reset_button (_("Reset All Stats"))
+       , _sort_avg_button (_("Sort by Average Load"))
+       , _sort_max_button (_("Sort by Worst-Case Load"))
 {
        _scroller.set_border_width (0);
        _scroller.set_shadow_type (Gtk::SHADOW_NONE);
@@ -40,7 +42,12 @@ PluginDSPLoadWindow::PluginDSPLoadWindow ()
        _scroller.add (_box);
 
        _reset_button.set_name ("generic button");
+       _sort_avg_button.set_name ("generic button");
+       _sort_max_button.set_name ("generic button");
+
        _reset_button.signal_clicked.connect (sigc::mem_fun (*this, &PluginDSPLoadWindow::clear_all_stats));
+       _sort_avg_button.signal_clicked.connect (sigc::bind (sigc::mem_fun (*this, &PluginDSPLoadWindow::sort_by_stats), true));
+       _sort_max_button.signal_clicked.connect (sigc::bind (sigc::mem_fun (*this, &PluginDSPLoadWindow::sort_by_stats), false));
 
        add (_scroller);
        _box.show ();
@@ -49,6 +56,11 @@ PluginDSPLoadWindow::PluginDSPLoadWindow ()
        Gtk::Viewport* viewport = (Gtk::Viewport*) _scroller.get_child();
        viewport->set_shadow_type(Gtk::SHADOW_NONE);
        viewport->set_border_width(0);
+
+       _ctrlbox.pack_end (_reset_button, Gtk::PACK_SHRINK, 2);
+       _ctrlbox.pack_end (_sort_avg_button, Gtk::PACK_SHRINK, 2);
+       _ctrlbox.pack_end (_sort_max_button, Gtk::PACK_SHRINK, 2);
+       _ctrlbox.show_all ();
 }
 
 PluginDSPLoadWindow::~PluginDSPLoadWindow ()
@@ -98,6 +110,37 @@ PluginDSPLoadWindow::clear_all_stats ()
        }
 }
 
+struct DSPLoadSorter
+{
+       bool _avg;
+       DSPLoadSorter (bool avg) : _avg (avg) {}
+       bool operator() (PluginLoadStatsGui* a, PluginLoadStatsGui* b) {
+               return _avg ? (a->dsp_avg () < b->dsp_avg ()) : (a->dsp_max () < b->dsp_max ());
+       }
+};
+
+void
+PluginDSPLoadWindow::sort_by_stats (bool avg)
+{
+       std::list<PluginLoadStatsGui*> pl;
+       std::list<Gtk::Widget*> children = _box.get_children ();
+       for (std::list<Gtk::Widget*>::iterator child = children.begin(); child != children.end(); ++child) {
+               Gtk::Frame* frame = dynamic_cast<Gtk::Frame*>(*child);
+               if (!frame) continue;
+               PluginLoadStatsGui* plsg = dynamic_cast<PluginLoadStatsGui*>(frame->get_child());
+               if (plsg) {
+                       pl.push_back (plsg);
+               }
+       }
+       pl.sort (DSPLoadSorter (avg));
+       uint32_t pos = 0;
+       for (std::list<PluginLoadStatsGui*>::iterator i = pl.begin(); i != pl.end(); ++i, ++pos) {
+               Gtk::Container* p = (*i)->get_parent();
+               assert (p);
+               _box.reorder_child (*p, pos);
+       }
+}
+
 void
 PluginDSPLoadWindow::drop_references ()
 {
@@ -105,7 +148,7 @@ PluginDSPLoadWindow::drop_references ()
        for (std::list<Gtk::Widget*>::iterator child = children.begin(); child != children.end(); ++child) {
                (*child)->hide ();
                _box.remove (**child);
-               if (*child != &_reset_button) {
+               if (*child != &_ctrlbox) {
                        delete *child;
                }
        }
@@ -144,8 +187,8 @@ PluginDSPLoadWindow::refill_processors ()
                _box.add (*Gtk::manage (new Gtk::Label (_("No Plugins"))));
                _box.show_all ();
        } else if (_box.get_children().size() > 1) {
-               _box.pack_start (_reset_button, Gtk::PACK_SHRINK, 2);
-               _reset_button.show ();
+               _box.pack_start (_ctrlbox, Gtk::PACK_SHRINK, 2);
+               _ctrlbox.show ();
        }
 }