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
|
/**
* @file llsearchhistory.h
* @brief Search history container definition
*
* $LicenseInfo:firstyear=2009&license=viewergpl$
*
* Copyright (c) 2009, Linden Research, Inc.
*
* Second Life Viewer Source Code
* The source code in this file ("Source Code") is provided by Linden Lab
* to you under the terms of the GNU General Public License, version 2.0
* ("GPL"), unless you have obtained a separate licensing agreement
* ("Other License"), formally executed by you and Linden Lab. Terms of
* the GPL can be found in doc/GPL-license.txt in this distribution, or
* online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
*
* There are special exceptions to the terms and conditions of the GPL as
* it is applied to this Source Code. View the full text of the exception
* in the file doc/FLOSS-exception.txt in this software distribution, or
* online at
* http://secondlifegrid.net/programs/open_source/licensing/flossexception
*
* By copying, modifying or distributing this software, you acknowledge
* that you have read and understood your obligations described above,
* and agree to abide by those obligations.
*
* ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
* WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
* COMPLETENESS OR PERFORMANCE.
* $/LicenseInfo$
*/
#ifndef LL_LLSEARCHHISTORY_H
#define LL_LLSEARCHHISTORY_H
#include "llsingleton.h"
#include "llui.h"
/**
* Search history container able to save and load history from file.
* History is stored in chronological order, most recent at the beginning.
*/
class LLSearchHistory : public LLSingleton<LLSearchHistory>, private LLDestroyClass<LLSearchHistory>
{
friend class LLDestroyClass<LLSearchHistory>;
public:
// Forward declaration
class LLSearchHistoryItem;
// Search history container
typedef std::list<LLSearchHistoryItem> search_history_list_t;
/**
* Saves search history to file
*/
bool save();
/**
* loads search history from file
*/
bool load();
/**
* Returns search history list
*/
search_history_list_t& getSearchHistoryList() { return mSearchHistory; }
/**
* Deletes all search history queries from list.
*/
void clearHistory() { mSearchHistory.clear(); }
/**
* Adds unique entry to front of search history list, case insensitive
* If entry is already in list, it will be deleted and added to front.
*/
void addEntry(const std::string& search_text);
LLSearchHistory();
/**
* Class for storing data about single search request.
*/
class LLSearchHistoryItem
{
public:
LLSearchHistoryItem()
{}
LLSearchHistoryItem(const std::string& query)
: search_query(query)
{}
LLSearchHistoryItem(const LLSD& item)
{
if(item.has(SEARCH_QUERY))
search_query = item[SEARCH_QUERY].asString();
}
std::string search_query;
/**
* Allows std::list sorting
*/
bool operator < (const LLSearchHistory::LLSearchHistoryItem& right);
/**
* Allows std::list sorting
*/
bool operator > (const LLSearchHistory::LLSearchHistoryItem& right);
bool operator==(const LLSearchHistoryItem& right);
bool operator==(const std::string& right);
/**
* Serializes search history item to LLSD
*/
LLSD toLLSD() const;
};
protected:
/**
* Returns path to search history file.
*/
std::string getHistoryFilePath();
static std::string SEARCH_HISTORY_FILE_NAME;
static std::string SEARCH_QUERY;
private:
// Implementation of LLDestroyClass<LLSearchHistory>
static void destroyClass()
{
LLSearchHistory::getInstance()->save();
}
search_history_list_t mSearchHistory;
};
class LLSearchComboBox;
#endif //LL_LLSEARCHHISTORY_H
|
