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Diffstat (limited to '')
-rw-r--r-- | comm/mailnews/base/public/MailNewsTypes.h | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/comm/mailnews/base/public/MailNewsTypes.h b/comm/mailnews/base/public/MailNewsTypes.h new file mode 100644 index 0000000000..e6f58cb56b --- /dev/null +++ b/comm/mailnews/base/public/MailNewsTypes.h @@ -0,0 +1,40 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* 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 MailNewsTypes_h__ +#define MailNewsTypes_h__ + +#include "msgCore.h" +#include "MailNewsTypes2.h" + +/* nsMsgKey is a unique ID for a particular message in a folder. If you want + a handle to a message that will remain valid even after resorting the folder + or otherwise changing their indices, you want one of these rather than a + nsMsgViewIndex. nsMsgKeys don't survive local mail folder compression, + however. + */ +const nsMsgKey nsMsgKey_None = 0xffffffff; + +/* nsMsgViewIndex + * + * A generic index type from which other index types are derived. All + * nsMsgViewIndex derived types are zero based. + * + * The following index types are currently supported: + * - nsMsgViewIndex - an index into the list of messages or folders or groups, + * where zero is the first one to show, one is the second, etc... + * - AB_SelectionIndex + * - AB_NameCompletionIndex + */ + +const nsMsgViewIndex nsMsgViewIndex_None = 0xFFFFFFFF; + +/* kSizeUnknown is a special value of folder size that indicates the size + * is unknown yet. Usually this causes the folder to determine the real size + * immediately as it is queried by a consumer. + */ +const int64_t kSizeUnknown = -1; + +#endif |