allow user tweaking of everything that might have inherent latency; add GUI for track level adjustment and widget that can be (but is not yet) embedded in a plugin GUI

git-svn-id: svn://localhost/ardour2/trunk@2075 d708f5d6-7413-0410-9779-e7cbd77b26cf

2 files changed, 18 insertions, 1 deletions

diff --git a/libs/pbd/file_utils.cc b/libs/pbd/file_utils.cc
index 30ecbc0586..af2c67b40c 100644
--- a/libs/pbd/file_utils.cc
+++ b/libs/pbd/file_utils.cc
@@ -41,7 +41,7 @@ get_files_in_directory (const sys::path& directory_path, vector<string>& result)
 	}
 	catch (Glib::FileError& err)
 	{
-		warning << err.what();
+		warning << err.what() << endmsg;
 	}
 }
 
@@ -113,6 +113,7 @@ find_file_in_search_path(const SearchPath& search_path,
 		return false;
 	}
 
+#if 0
 	if (tmp.size() != 1)
 	{
 		info << string_compose
@@ -123,6 +124,7 @@ find_file_in_search_path(const SearchPath& search_path,
 			)
 			<< endmsg;
 	}
+#endif
 
 	result = tmp.front();
 
diff --git a/libs/pbd/pbd/controllable.h b/libs/pbd/pbd/controllable.h
index ed41af1be8..6dc421cfd9 100644
--- a/libs/pbd/pbd/controllable.h
+++ b/libs/pbd/pbd/controllable.h
@@ -70,6 +70,21 @@ class Controllable : public PBD::StatefulDestructible {
 	static Controllables registry;
 };
 
+/* a utility class for the occasions when you need but do not have
+   a Controllable
+*/
+
+class IgnorableControllable : public Controllable 
+{
+  public: 
+    IgnorableControllable () : PBD::Controllable ("ignoreMe") {}
+    ~IgnorableControllable () {}
+    
+    void set_value (float v){}
+    float get_value () const { return 0.0; }
+    bool can_send_feedback () const { return false; }
+};
+
 }
 
 #endif /* __pbd_controllable_h__ */