1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
|
/*
This file is part of KMail, the KDE mail client.
Copyright (c) 2000 Don Sanders <sanders@kde.org>
KMail is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License, version 2, as
published by the Free Software Foundation.
KMail is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
// Dynamic search folder
#ifndef kmfoldersearch_h
#define kmfoldersearch_h
#include <tqguardedptr.h>
#include <tqvaluelist.h>
#include <tqvaluevector.h>
#include <tqvaluestack.h>
#include <tqmap.h>
#include "kmfolder.h"
#include "folderstorage.h"
/** A search folder is a folder that shows the result of evaluating a
search expression. This folder is dynamically updated as the
search expression is applied to new mail (from a pop or imap server
or from a local account).
The index for a search folder consists of a cache of serial
numbers of all messages that currently match the search.
**/
typedef TQValueList<TQ_UINT32> SerNumList;
class KMSearchPattern;
class KMFolderImap;
class KMFolderSearchJob;
class KMIndexSearchTarget;
class TQTimer;
namespace KMail {
class AttachmentStrategy;
}
using KMail::AttachmentStrategy;
class KMSearch: public TQObject
{
Q_OBJECT
TQ_OBJECT
public:
KMSearch(TQObject * tqparent = 0, const char * name = 0);
~KMSearch();
bool write(TQString location) const;
bool read(TQString location);
bool recursive() const { return mRecursive; }
void setRecursive(bool recursive) { if (running()) stop(); mRecursive = recursive; }
KMFolder* root() const { return mRoot; }
void setRoot(KMFolder *folder) { if (running()) stop(); mRoot = folder; }
bool inScope(KMFolder* folder) const;
//Takes ownership of @searchPattern
void setSearchPattern(KMSearchPattern *searchPattern);
KMSearchPattern* searchPattern() const { return mSearchPattern; }
void start();
bool running() const { return mRunning; }
void stop();
int foundCount() const { return mFoundCount; }
int searchCount() const { return mSearchCount; }
TQString currentFolder() const { return mLastFolder; }
public slots:
void indexFinished();
signals:
void found(TQ_UINT32 serNum);
void finished(bool success);
protected slots:
void slotProcessNextBatch();
void slotSearchFolderResult( KMFolder*, TQValueList<TQ_UINT32>,
const KMSearchPattern*, bool );
protected:
friend class ::KMIndexSearchTarget;
void setRunning(bool b) { mRunning = b; }
void setFoundCount(int f) { mFoundCount = f; }
void setCurrentFolder(const TQString &f) { mLastFolder = f; }
private:
int mRemainingFolders;
bool mRecursive, mRunning, mIdle, mRunByIndex;
TQGuardedPtr<KMFolder> mRoot;
KMSearchPattern* mSearchPattern;
TQValueList<TQGuardedPtr<KMFolder> > mFolders, mOpenedFolders;
TQValueList<TQGuardedPtr<KMFolderImap> > mIncompleteFolders;
SerNumList mSerNums;
TQString mLastFolder;
int mFoundCount;
int mSearchCount;
TQTimer *mProcessNextBatchTimer;
};
class KMFolderSearch: public FolderStorage
{
Q_OBJECT
TQ_OBJECT
friend class ::KMFolderSearchJob;
public:
KMFolderSearch(KMFolder* folder, const char* name=0);
virtual ~KMFolderSearch();
/** Returns the type of this folder */
virtual KMFolderType folderType() const { return KMFolderTypeSearch; }
// Sets and runs the search used by the folder
void setSearch(KMSearch *search);
// Returns the current search used by the folder
const KMSearch* search() const;
// Stops the current search
void stopSearch() { if (mSearch) mSearch->stop(); }
virtual KMMessage* getMsg(int idx);
virtual void ignoreJobsForMessage( KMMessage* );
virtual void tryReleasingFolder(KMFolder* folder);
/** Returns true if this folder can be moved */
virtual bool isMoveable() const { return false; }
protected slots:
// Reads search definition for this folder and creates a KMSearch
bool readSearch();
// Runs the current search again
void executeSearch();
// Called when the search is finished
void searchFinished(bool success);
// Look at a new message and if it matches search() add it to the cache
void examineAddedMessage(KMFolder *folder, TQ_UINT32 serNum);
// Look at a removed message and remove it from the cache
void examineRemovedMessage(KMFolder *folder, TQ_UINT32 serNum);
// Look at a message whose status has changed
void examineChangedMessage(KMFolder *folder, TQ_UINT32 serNum, int delta);
// The serial numbers for a folder have been tqinvalidated, deal with it
void examineInvalidatedFolder(KMFolder *folder);
// A folder has been deleted, deal with it
void examineRemovedFolder(KMFolder *folder);
// Propagate the msgHeaderChanged signal
void propagateHeaderChanged(KMFolder *folder, int idx);
public slots:
// Appends the serial number to the cached list of messages that match
// the search for this folder
void addSerNum(TQ_UINT32 serNum);
// Removes the serial number from the cached list of messages that match
// the search for this folder
void removeSerNum(TQ_UINT32 serNum);
/** Incrementally update the index if possible else call writeIndex */
virtual int updateIndex();
// Examine the message
void slotSearchExamineMsgDone( KMFolder*, TQ_UINT32 serNum,
const KMSearchPattern*, bool );
public:
//See base class for documentation
virtual int addMsg(KMMessage* msg, int* index_return = 0);
virtual int open(const char *owner);
virtual int canAccess();
virtual void sync();
virtual void reallyDoClose(const char* owner);
virtual int create();
virtual int compact( bool );
virtual bool isReadOnly() const;
virtual const KMMsgBase* getMsgBase(int idx) const;
virtual KMMsgBase* getMsgBase(int idx);
virtual int tqfind(const KMMsgBase* msg) const;
virtual TQString indexLocation() const;
virtual int writeIndex( bool createEmptyIndex = false );
DwString getDwString(int idx);
TQ_UINT32 serNum(int idx) { return mSerNums[idx]; }
protected:
virtual FolderJob* doCreateJob(KMMessage *msg, FolderJob::JobType jt,
KMFolder *folder, TQString partSpecifier,
const AttachmentStrategy *as ) const;
virtual FolderJob* doCreateJob(TQPtrList<KMMessage>& msgList, const TQString& sets,
FolderJob::JobType jt, KMFolder *folder) const;
virtual KMMessage* readMsg(int idx);
virtual bool readIndex();
virtual int removeContents();
virtual int expungeContents();
virtual int count(bool cache = false) const;
virtual KMMsgBase* takeIndexEntry(int idx);
virtual KMMsgInfo* setIndexEntry(int idx, KMMessage *msg);
virtual void clearIndex(bool autoDelete=true, bool syncDict = false);
virtual void truncateIndex();
private:
TQValueVector<TQ_UINT32> mSerNums;
TQValueList<TQGuardedPtr<KMFolder> > mFolders;
TQValueStack<TQ_UINT32> mUnexaminedMessages;
FILE *mIdsStream;
KMSearch *mSearch;
bool mInvalid, mUnlinked;
bool mTempOpened;
TQTimer *mExecuteSearchTimer;
TQMap<const KMFolder*, unsigned int>mFoldersCurrentlyBeingSearched;
};
#endif /*kmfoldersearch_h*/
|
