Source code
Revision control
Copy as Markdown
Other Tools
/* -*- 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
#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
// 456789_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;
}
// 456789_123456789_123456789_123456789_123456789_123456789_123456789_123456789