moved old qt4 branch

1 files changed, 64 insertions, 0 deletions

diff --git a/muse_qt4_evolution/midiplugins/libmidiplugin/evdata.h b/muse_qt4_evolution/midiplugins/libmidiplugin/evdata.h
new file mode 100644
index 00000000..8247b6e0
--- /dev/null
+++ b/muse_qt4_evolution/midiplugins/libmidiplugin/evdata.h
@@ -0,0 +1,64 @@
+//=========================================================
+//  MusE
+//  Linux Music Editor
+//  $Id: evdata.h,v 1.2 2005/05/11 14:18:39 wschweer Exp $
+//
+//  (C) Copyright 1999-2003 Werner Schweer (ws@seh.de)
+//=========================================================
+
+#ifndef __EVDATA_H__
+#define __EVDATA_H__
+
+//---------------------------------------------------------
+//   EvData
+//    variable len event data (sysex, meta etc.)
+//---------------------------------------------------------
+
+class EvData {
+      int* refCount;
+
+   public:
+      unsigned char* data;
+      int dataLen;
+
+      EvData()  {
+            data     = 0;
+            dataLen  = 0;
+            refCount = new int(1);
+            }
+      EvData(const EvData& ed) {
+            data     = ed.data;
+            dataLen  = ed.dataLen;
+            refCount = ed.refCount;
+            (*refCount)++;
+            }
+
+      EvData& operator=(const EvData& ed) {
+            if (data == ed.data)
+                  return *this;
+            if (--(*refCount) == 0) {
+                  delete refCount;
+                  delete[] data;
+                  }
+            data     = ed.data;
+            dataLen  = ed.dataLen;
+            refCount = ed.refCount;
+            (*refCount)++;
+            return *this;
+            }
+
+      ~EvData() {
+            if (--(*refCount) == 0) {
+                  delete[] data;
+                  delete refCount;
+                  }
+            }
+      void setData(const unsigned char* p, int l) {
+            data = new unsigned char[l];
+            memcpy(data, p, l);
+            dataLen = l;
+            }
+      };
+
+#endif
+