1 files changed, 113 insertions, 0 deletions
diff --git a/arts/modules/common/env_instrumentitem_impl.cpp b/arts/modules/common/env_instrumentitem_impl.cpp
new file mode 100644
index 00000000..17959ca0
--- /dev/null
+++ b/arts/modules/common/env_instrumentitem_impl.cpp
@@ -0,0 +1,113 @@
+#include <vector>
+#include "artsmodulescommon.h"
+#include "debug.h"
+#include "env_item_impl.h"
+#include "connect.h"
+#include "../runtime/sequenceutils.h"
+
+namespace Arts {
+namespace Environment {
+
+class InstrumentItem_impl : virtual public InstrumentItem_skel,
+							virtual public Item_impl
+{
+protected:
+	Synth_MIDI_TEST instrument;
+	bool running;
+
+public:
+	InstrumentItem_impl() : running(false)
+	{
+	}
+	~InstrumentItem_impl()
+	{
+		/* this will allow freeing the instrument */
+		if(running)
+			instrument.stop();
+	}
+	void filename(const std::string& newFilename)
+	{
+		if(newFilename != instrument.filename())
+		{
+			instrument.filename(newFilename);
+			filename_changed(newFilename);
+
+			if(!running) {
+				instrument.start();
+				running = true;
+			}
+		}
+	}
+	std::string filename()
+	{
+		return instrument.filename();
+	}
+	void busname(const std::string& newBusname)
+	{
+		if(newBusname != instrument.busname())
+		{
+			instrument.busname(newBusname);
+			busname_changed(newBusname);
+		}
+	}
+	std::string busname()
+	{
+		return instrument.busname();
+	}
+	MidiPort port()
+	{
+		return instrument;
+	}
+	void loadFromList(const std::vector<std::string>& list)
+	{
+		unsigned long i;
+		std::string cmd,param;
+		for(i=0;i<list.size();i++)
+		{
+			if(parse_line(list[i],cmd,param))	// otherwise: empty or comment
+			{
+				if(cmd == "filename") {
+					filename(param.c_str());
+				}
+			}
+		}
+	}
+	std::vector<std::string> *saveToList()
+	{
+		std::vector<std::string> *result = new std::vector<std::string>;
+		sqprintf(result,"filename=%s",filename().c_str());
+		return result;
+	}
+};
+REGISTER_IMPLEMENTATION(InstrumentItem_impl);
+
+class InstrumentItemGuiFactory_impl
+	: virtual public InstrumentItemGuiFactory_skel
+{
+public:
+	Widget createGui(Object object)
+	{
+		arts_return_val_if_fail(!object.isNull(), Arts::Widget::null());
+
+		InstrumentItem instrument = DynamicCast(object);
+		arts_return_val_if_fail(!instrument.isNull(), Arts::Widget::null());
+
+		Widget panel;
+		panel.width(150); panel.height(60); panel.show();
+
+		LineEdit edit;
+		edit.x(20); edit.y(10); edit.width(120); edit.height(40);
+		edit.text(instrument.filename());
+		edit.parent(panel);
+		edit.show();
+		connect(edit,"text_changed", instrument, "filename");
+		panel._addChild(edit,"editWidget");
+
+		return panel;
+	}
+};
+
+REGISTER_IMPLEMENTATION(InstrumentItemGuiFactory_impl);
+
+}
+}