Prevent endless read of silent files

[ardour.git] / gtk2_ardour / plugin_ui.cc

diff --git a/gtk2_ardour/plugin_ui.cc b/gtk2_ardour/plugin_ui.cc
index 96dcdc16151db875611290ae1864bd2822f95330..8b0ce54dbc25569a7e598c518b0482f4c7220672 100644 (file)
--- a/gtk2_ardour/plugin_ui.cc
+++ b/gtk2_ardour/plugin_ui.cc
@@ -70,6 +70,7 @@
 #include "processor_box.h"
 #include "keyboard.h"
 #include "latency_gui.h"
+#include "plugin_dspload_ui.h"
 #include "plugin_eq_gui.h"
 #include "timers.h"
 #include "new_plugin_preset_dialog.h"
@@ -84,6 +85,7 @@ using namespace PBD;
 using namespace Gtkmm2ext;
 using namespace Gtk;
 
+
 PluginUIWindow::PluginUIWindow (
        boost::shared_ptr<PluginInsert> insert,
        bool                            scrollable,
@@ -465,6 +467,7 @@ PlugUIBase::PlugUIBase (boost::shared_ptr<PluginInsert> pi)
        , latency_gui (0)
        , latency_dialog (0)
        , eqgui (0)
+       , stats_gui (0)
 {
        _preset_modified.set_size_request (16, -1);
        _preset_combo.set_text("(default)");
@@ -540,6 +543,7 @@ PlugUIBase::PlugUIBase (boost::shared_ptr<PluginInsert> pi)
 PlugUIBase::~PlugUIBase()
 {
        delete eqgui;
+       delete stats_gui;
        delete latency_gui;
 }
 
@@ -779,11 +783,9 @@ PlugUIBase::toggle_description()
                        wr.height -= child_height;
                        toplevel->resize (wr.width, wr.height);
                }
-
        }
 }
 
-
 void
 PlugUIBase::toggle_plugin_analysis()
 {
@@ -818,41 +820,25 @@ PlugUIBase::toggle_plugin_analysis()
        }
 }
 
-void
-PlugUIBase::update_cpu_label()
-{
-       uint64_t min, max;
-       double avg, dev;
-       string t;
-       if (insert->get_stats (min, max, avg, dev)) {
-               t = string_compose (_("Timing min: %1 [ms] max: %2 [ms]\navg: %3 [ms] std.dev: %4"),
-                               rint (min / 100.) / 10.,
-                               rint (max / 100.) / 10.,
-                               rint (avg) / 1000.,
-                               rint (dev) / 1000.);
-       } else {
-               t = _("No data available");
-       }
-       cpuload_label.set_text (t);
-}
-
 void
 PlugUIBase::toggle_cpuload_display()
 {
        if (cpuload_expander.get_expanded() && !cpuload_expander.get_child()) {
-               update_cpu_label ();
-               cpuload_label.set_line_wrap(true);
-               cpuload_label.set_line_wrap_mode(Pango::WRAP_WORD);
-               update_cpu_label_connection = Timers::second_connect (sigc::mem_fun(*this, &PlugUIBase::update_cpu_label));
-
-               cpuload_expander.add(cpuload_label);
+               if (stats_gui == 0) {
+                       stats_gui = new PluginLoadStatsGui (insert);
+               }
+               cpuload_expander.add (*stats_gui);
                cpuload_expander.show_all();
+               stats_gui->start_updating ();
        }
 
        if (!cpuload_expander.get_expanded()) {
-               update_cpu_label_connection.disconnect ();
                const int child_height = cpuload_expander.get_child ()->get_height ();
+
+               stats_gui->hide ();
+               stats_gui->stop_updating ();
                cpuload_expander.remove();
+
                Gtk::Window *toplevel = (Gtk::Window*) cpuload_expander.get_ancestor (GTK_TYPE_WINDOW);
 
                if (toplevel) {
@@ -902,17 +888,17 @@ PlugUIBase::update_preset ()
        }
        --_no_load_preset;
 
-       save_button.set_sensitive (!p.uri.empty() && p.user);
        delete_button.set_sensitive (!p.uri.empty() && p.user);
-
        update_preset_modified ();
 }
 
 void
 PlugUIBase::update_preset_modified ()
 {
+       Plugin::PresetRecord p = plugin->last_preset();
 
-       if (plugin->last_preset().uri.empty()) {
+       if (p.uri.empty()) {
+               save_button.set_sensitive (false);
                _preset_modified.set_text ("");
                return;
        }
@@ -921,6 +907,7 @@ PlugUIBase::update_preset_modified ()
        if (_preset_modified.get_text().empty() == c) {
                _preset_modified.set_text (c ? "*" : "");
        }
+       save_button.set_sensitive (c && p.user);
 }
 
 void