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-rw-r--r--db/mork/src/morkCursor.cpp201
1 files changed, 201 insertions, 0 deletions
diff --git a/db/mork/src/morkCursor.cpp b/db/mork/src/morkCursor.cpp
new file mode 100644
index 000000000..f6aa59297
--- /dev/null
+++ b/db/mork/src/morkCursor.cpp
@@ -0,0 +1,201 @@
+/* -*- 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 _MDB_
+#include "mdb.h"
+#endif
+
+#ifndef _MORK_
+#include "mork.h"
+#endif
+
+#ifndef _MORKNODE_
+#include "morkNode.h"
+#endif
+
+#ifndef _MORKMAP_
+#include "morkMap.h"
+#endif
+
+#ifndef _MORKENV_
+#include "morkEnv.h"
+#endif
+
+#ifndef _MORKCURSOR_
+#include "morkCursor.h"
+#endif
+
+//3456789_123456789_123456789_123456789_123456789_123456789_123456789_123456789
+
+// ````` ````` ````` ````` `````
+// { ===== begin morkNode interface =====
+
+/*public virtual*/ void
+morkCursor::CloseMorkNode(morkEnv* ev) // CloseCursor() only if open
+{
+ if ( this->IsOpenNode() )
+ {
+ this->MarkClosing();
+ this->CloseCursor(ev);
+ this->MarkShut();
+ }
+}
+
+/*public virtual*/
+morkCursor::~morkCursor() // assert CloseCursor() executed earlier
+{
+}
+
+/*public non-poly*/
+morkCursor::morkCursor(morkEnv* ev,
+ const morkUsage& inUsage, nsIMdbHeap* ioHeap)
+: morkObject(ev, inUsage, ioHeap, morkColor_kNone, (morkHandle*) 0)
+, mCursor_Seed( 0 )
+, mCursor_Pos( -1 )
+, mCursor_DoFailOnSeedOutOfSync( morkBool_kFalse )
+{
+ if ( ev->Good() )
+ mNode_Derived = morkDerived_kCursor;
+}
+
+NS_IMPL_ISUPPORTS_INHERITED(morkCursor, morkObject, nsIMdbCursor)
+
+/*public non-poly*/ void
+morkCursor::CloseCursor(morkEnv* ev) // called by CloseMorkNode();
+{
+ if ( this->IsNode() )
+ {
+ mCursor_Seed = 0;
+ mCursor_Pos = -1;
+ this->MarkShut();
+ }
+ else
+ this->NonNodeError(ev);
+}
+
+// { ----- begin ref counting for well-behaved cyclic graphs -----
+NS_IMETHODIMP
+morkCursor::GetWeakRefCount(nsIMdbEnv* mev, // weak refs
+ mdb_count* outCount)
+{
+ *outCount = WeakRefsOnly();
+ return NS_OK;
+}
+NS_IMETHODIMP
+morkCursor::GetStrongRefCount(nsIMdbEnv* mev, // strong refs
+ mdb_count* outCount)
+{
+ *outCount = StrongRefsOnly();
+ return NS_OK;
+}
+// ### TODO - clean up this cast, if required
+NS_IMETHODIMP
+morkCursor::AddWeakRef(nsIMdbEnv* mev)
+{
+ // XXX Casting mork_refs to nsresult
+ return static_cast<nsresult>(morkNode::AddWeakRef((morkEnv *) mev));
+}
+
+#ifndef _MSC_VER
+NS_IMETHODIMP_(mork_uses)
+morkCursor::AddStrongRef(morkEnv* mev)
+{
+ return morkNode::AddStrongRef(mev);
+}
+#endif
+
+NS_IMETHODIMP_(mork_uses)
+morkCursor::AddStrongRef(nsIMdbEnv* mev)
+{
+ return morkNode::AddStrongRef((morkEnv *) mev);
+}
+
+NS_IMETHODIMP
+morkCursor::CutWeakRef(nsIMdbEnv* mev)
+{
+ // XXX Casting mork_refs to nsresult
+ return static_cast<nsresult>(morkNode::CutWeakRef((morkEnv *) mev));
+}
+
+#ifndef _MSC_VER
+NS_IMETHODIMP_(mork_uses)
+morkCursor::CutStrongRef(morkEnv* mev)
+{
+ return morkNode::CutStrongRef(mev);
+}
+#endif
+
+NS_IMETHODIMP
+morkCursor::CutStrongRef(nsIMdbEnv* mev)
+{
+ // XXX Casting mork_uses to nsresult
+ return static_cast<nsresult>(morkNode::CutStrongRef((morkEnv *) mev));
+}
+
+NS_IMETHODIMP
+morkCursor::CloseMdbObject(nsIMdbEnv* mev)
+{
+ return morkNode::CloseMdbObject((morkEnv *) mev);
+}
+
+NS_IMETHODIMP
+morkCursor::IsOpenMdbObject(nsIMdbEnv* mev, mdb_bool* outOpen)
+{
+ *outOpen = IsOpenNode();
+ return NS_OK;
+}
+NS_IMETHODIMP
+morkCursor::IsFrozenMdbObject(nsIMdbEnv* mev, mdb_bool* outIsReadonly)
+{
+ *outIsReadonly = IsFrozen();
+ return NS_OK;
+}
+// } ===== end morkNode methods =====
+// ````` ````` ````` ````` `````
+
+NS_IMETHODIMP
+morkCursor::GetCount(nsIMdbEnv* mev, mdb_count* outCount)
+{
+ NS_ASSERTION(false, "not implemented");
+ return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP
+morkCursor::GetSeed(nsIMdbEnv* mev, mdb_seed* outSeed)
+{
+ NS_ASSERTION(false, "not implemented");
+ return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP
+morkCursor::SetPos(nsIMdbEnv* mev, mdb_pos inPos)
+{
+ NS_ASSERTION(false, "not implemented");
+ return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP
+morkCursor::GetPos(nsIMdbEnv* mev, mdb_pos* outPos)
+{
+ NS_ASSERTION(false, "not implemented");
+ return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP
+morkCursor::SetDoFailOnSeedOutOfSync(nsIMdbEnv* mev, mdb_bool inFail)
+{
+ NS_ASSERTION(false, "not implemented");
+ return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP
+morkCursor::GetDoFailOnSeedOutOfSync(nsIMdbEnv* mev, mdb_bool* outFail)
+{
+ NS_ASSERTION(false, "not implemented");
+ return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+
+//3456789_123456789_123456789_123456789_123456789_123456789_123456789_123456789