1 files changed, 94 insertions, 0 deletions
diff --git a/db/mork/src/morkUniqRowCursor.h b/db/mork/src/morkUniqRowCursor.h
new file mode 100644
index 0000000000..44eac94712
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+++ b/db/mork/src/morkUniqRowCursor.h
@@ -0,0 +1,94 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-  */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef _MORKUNIQROWCURSOR_
+#define _MORKUNIQROWCURSOR_ 1
+
+#ifndef _MORK_
+#include "mork.h"
+#endif
+
+#ifndef _MORKCURSOR_
+#include "morkCursor.h"
+#endif
+
+#ifndef _MORKMAP_
+#include "morkMap.h"
+#endif
+
+//3456789_123456789_123456789_123456789_123456789_123456789_123456789_123456789
+
+class orkinTableRowCursor;
+// #define morkDerived_kUniqRowCursor  /*i*/ 0x7352 /* ascii 'sR' */
+
+class morkUniqRowCursor : public morkTableRowCursor { // row iterator
+
+// public: // slots inherited from morkObject (meant to inform only)
+  // nsIMdbHeap*     mNode_Heap;
+  // mork_able    mNode_Mutable; // can this node be modified?
+  // mork_load    mNode_Load;    // is this node clean or dirty?
+  // mork_base    mNode_Base;    // must equal morkBase_kNode
+  // mork_derived mNode_Derived; // depends on specific node subclass
+  // mork_access  mNode_Access;  // kOpen, kClosing, kShut, or kDead
+  // mork_usage   mNode_Usage;   // kHeap, kStack, kMember, kGlobal, kNone
+  // mork_uses    mNode_Uses;    // refcount for strong refs
+  // mork_refs    mNode_Refs;    // refcount for strong refs + weak refs
+
+  // morkFactory* mObject_Factory;  // weak ref to suite factory
+
+  // mork_seed  mCursor_Seed;
+  // mork_pos   mCursor_Pos;
+  // mork_bool  mCursor_DoFailOnSeedOutOfSync;
+  // mork_u1    mCursor_Pad[ 3 ]; // explicitly pad to u4 alignment
+
+  // morkTable*  mTableRowCursor_Table; // weak ref to table
+
+public: // state is public because the entire Mork system is private
+
+// { ===== begin morkNode interface =====
+public: // morkNode virtual methods
+  virtual void CloseMorkNode(morkEnv* ev) override; // CloseUniqRowCursor()
+  virtual ~morkUniqRowCursor(); // assert that close executed earlier
+
+public: // morkUniqRowCursor construction & destruction
+  morkUniqRowCursor(morkEnv* ev, const morkUsage& inUsage,
+    nsIMdbHeap* ioHeap, morkTable* ioTable, mork_pos inRowPos);
+  void CloseUniqRowCursor(morkEnv* ev); // called by CloseMorkNode();
+
+private: // copying is not allowed
+  morkUniqRowCursor(const morkUniqRowCursor& other);
+  morkUniqRowCursor& operator=(const morkUniqRowCursor& other);
+
+public: // dynamic type identification
+  // mork_bool IsUniqRowCursor() const
+  // { return IsNode() && mNode_Derived == morkDerived_kUniqRowCursor; }
+// } ===== end morkNode methods =====
+
+public: // typing
+  static void NonUniqRowCursorTypeError(morkEnv* ev);
+
+public: // other search row cursor methods
+
+  virtual mork_bool CanHaveDupRowMembers(morkEnv* ev);
+  virtual mork_count GetMemberCount(morkEnv* ev);
+
+  virtual orkinTableRowCursor* AcquireUniqueRowCursorHandle(morkEnv* ev);
+  
+  // virtual mdb_pos NextRowOid(morkEnv* ev, mdbOid* outOid);
+  virtual morkRow* NextRow(morkEnv* ev, mdbOid* outOid, mdb_pos* outPos);
+
+public: // typesafe refcounting inlines calling inherited morkNode methods
+  static void SlotWeakUniqRowCursor(morkUniqRowCursor* me,
+    morkEnv* ev, morkUniqRowCursor** ioSlot)
+  { morkNode::SlotWeakNode((morkNode*) me, ev, (morkNode**) ioSlot); }
+  
+  static void SlotStrongUniqRowCursor(morkUniqRowCursor* me,
+    morkEnv* ev, morkUniqRowCursor** ioSlot)
+  { morkNode::SlotStrongNode((morkNode*) me, ev, (morkNode**) ioSlot); }
+};
+
+//3456789_123456789_123456789_123456789_123456789_123456789_123456789_123456789
+
+#endif /* _MORKUNIQROWCURSOR_ */