aboutsummaryrefslogtreecommitdiffstats
path: root/src/plugins/cpptools/cpplocatorfilter.cpp
blob: 1041ca68aeffc6b7ebe877733985bbe197b341ae (plain)
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
/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** Commercial Usage
**
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
**
** GNU Lesser General Public License Usage
**
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at http://qt.nokia.com/contact.
**
**************************************************************************/

#include "cpplocatorfilter.h"
#include "cppmodelmanager.h"

#include <texteditor/itexteditor.h>
#include <texteditor/basetexteditor.h>

#include <QtCore/QStringMatcher>

using namespace CppTools::Internal;

CppLocatorFilter::CppLocatorFilter(CppModelManager *manager)
    : m_manager(manager),
    m_forceNewSearchList(true)
{
    setShortcutString(QString(QLatin1Char(':')));
    setIncludedByDefault(false);

    connect(manager, SIGNAL(documentUpdated(CPlusPlus::Document::Ptr)),
            this, SLOT(onDocumentUpdated(CPlusPlus::Document::Ptr)));

    connect(manager, SIGNAL(aboutToRemoveFiles(QStringList)),
            this, SLOT(onAboutToRemoveFiles(QStringList)));
}

CppLocatorFilter::~CppLocatorFilter()
{ }

void CppLocatorFilter::onDocumentUpdated(CPlusPlus::Document::Ptr doc)
{
    m_searchList[doc->fileName()] = search(doc);
}

void CppLocatorFilter::onAboutToRemoveFiles(const QStringList &files)
{
    foreach (const QString &file, files)
        m_searchList.remove(file);
}

void CppLocatorFilter::refresh(QFutureInterface<void> &future)
{
    Q_UNUSED(future)
}

static bool compareLexigraphically(const Locator::FilterEntry &a,
                                   const Locator::FilterEntry &b)
{
    return a.displayName < b.displayName;
}

QList<Locator::FilterEntry> CppLocatorFilter::matchesFor(QFutureInterface<Locator::FilterEntry> &future, const QString &origEntry)
{
    QString entry = trimWildcards(origEntry);
    QList<Locator::FilterEntry> goodEntries;
    QList<Locator::FilterEntry> betterEntries;
    const QChar asterisk = QLatin1Char('*');
    QStringMatcher matcher(entry, Qt::CaseInsensitive);
    const QRegExp regexp(asterisk + entry+ asterisk, Qt::CaseInsensitive, QRegExp::Wildcard);
    if (!regexp.isValid())
        return goodEntries;
    bool hasWildcard = (entry.contains(asterisk) || entry.contains('?'));

    QHashIterator<QString, QList<ModelItemInfo> > it(m_searchList);
    while (it.hasNext()) {
        if (future.isCanceled())
            break;

        it.next();

        const QList<ModelItemInfo> items = it.value();
        foreach (const ModelItemInfo &info, items) {
            if ((hasWildcard && regexp.exactMatch(info.symbolName))
                    || (!hasWildcard && matcher.indexIn(info.symbolName) != -1)) {

                QVariant id = qVariantFromValue(info);
                Locator::FilterEntry filterEntry(this, info.symbolName, id, info.icon);
                if (! info.symbolType.isEmpty())
                    filterEntry.extraInfo = info.symbolType;
                else
                    filterEntry.extraInfo = info.fileName;

                if (info.symbolName.startsWith(entry))
                    betterEntries.append(filterEntry);
                else
                    goodEntries.append(filterEntry);
            }
        }
    }

    if (goodEntries.size() < 1000)
        qSort(goodEntries.begin(), goodEntries.end(), compareLexigraphically);
    if (betterEntries.size() < 1000)
        qSort(betterEntries.begin(), betterEntries.end(), compareLexigraphically);

    betterEntries += goodEntries;
    return betterEntries;
}

void CppLocatorFilter::accept(Locator::FilterEntry selection) const
{
    ModelItemInfo info = qvariant_cast<CppTools::Internal::ModelItemInfo>(selection.internalData);
    TextEditor::BaseTextEditor::openEditorAt(info.fileName, info.line, info.column,
                                             QString(), Core::EditorManager::ModeSwitch);
}

void CppLocatorFilter::reset()
{
    m_searchList.clear();
    m_previousResults.clear();
    m_previousEntry.clear();
    m_forceNewSearchList = true;
}