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121 lines
3.2 KiB
C++
121 lines
3.2 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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#ifndef _MSGRULET_H
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#define _MSGRULET_H
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#include "ptrarray.h"
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#include "dwordarr.h"
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class MSG_FolderInfo;
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class MSG_Master;
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struct MSG_FilterList;
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struct MSG_Rule;
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// MSG_RuleTrackAction comprises the set of possible resolutions when
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// a change to a mail folder conflicts with a filter rule.
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typedef enum MSG_RuleTrackAction
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{
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disableRule, // Allow the folder operation, but disable referring rules
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breakRule, // Allow the rule to keep firing using old path
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trackChange, // Change the rule to refer to the new path
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dontChange // Abort the folder operation with no change
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} MSG_RuleTrackAction;
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typedef void (*MSG_RuleTrackCallback) (void*, XPPtrArray&, XPDWordArray&, XP_Bool isDelete);
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class MSG_RuleTrackElement
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{
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public:
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MSG_RuleTrackElement (MSG_Rule *rule, char *delta)
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{
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m_rule = rule;
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m_parentalPathDelta = delta;
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}
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~MSG_RuleTrackElement ()
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{
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m_rule = NULL;
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XP_FREEIF(m_parentalPathDelta);
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}
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MSG_Rule *m_rule;
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char *m_parentalPathDelta;
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};
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class MSG_RuleTrackArray : public XPPtrArray
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{
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public:
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MSG_RuleTrackElement *GetAt (int i)
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{
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return (MSG_RuleTrackElement*) XPPtrArray::GetAt(i);
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}
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void DeleteElements ()
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{
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for (int i = 0; i < GetSize(); i++)
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delete GetAt(i);
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}
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};
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// MSG_RuleTracker is responsible for watching when mail folder paths
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// change, and if the changing folder is a target of a rule, ask the user how
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// to resolve the potential breakage given the options in TrackAction
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//
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// MSG_RuleTracker reads and (potentially) writes the rule list, so it
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// must be used atomically. i.e. it's not legal for a MSG_RuleTracker
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// object to live across invocations of GetNewMail or the Rules dialog box.
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class MSG_RuleTracker
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{
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public:
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MSG_RuleTracker (MSG_Master *, MSG_RuleTrackCallback, void *);
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~MSG_RuleTracker ();
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XP_Bool WatchMoveFolders (MSG_FolderInfo **list, int listCount);
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XP_Bool WatchDeleteFolders (MSG_FolderInfo **list, int listCount);
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XP_Bool AbortTracking ();
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protected:
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XP_Bool WatchFolders (MSG_FolderInfo **list, int listCount);
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XP_Bool LoadRules (MSG_FolderInfo **list, int listCount);
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void MatchFolderToRules (MSG_FolderInfo *);
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void ApplyTrackActions (const char *newPath);
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MSG_Master *m_master;
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MSG_FilterList *m_list;
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XP_Bool m_listIsDirty;
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MSG_RuleTrackArray m_rulesToTrack;
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XPDWordArray m_actions;
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MSG_FolderInfo **m_folderList;
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int m_folderListCount;
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MSG_RuleTrackCallback m_callback;
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void *m_callbackCookie;
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XP_Bool m_isDelete;
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};
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#endif //_MSGRULET_H
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