KTextEditor

katematch.cpp
1/*
2 SPDX-FileCopyrightText: 2010 Bernhard Beschow <bbeschow@cs.tu-berlin.de>
3 SPDX-FileCopyrightText: 2007 Sebastian Pipping <webmaster@hartwork.org>
4
5 SPDX-License-Identifier: LGPL-2.0-or-later
6*/
7
8#include "katematch.h"
9
10#include "katedocument.h"
11#include "kateregexpsearch.h"
12
13KateMatch::KateMatch(KTextEditor::DocumentPrivate *document, KTextEditor::SearchOptions options)
14 : m_document(document)
15 , m_options(options)
16{
17 m_resultRanges.append(KTextEditor::Range::invalid());
18}
19
20KTextEditor::Range KateMatch::searchText(KTextEditor::Range range, const QString &pattern)
21{
22 m_resultRanges = m_document->searchText(range, pattern, m_options);
23
24 return m_resultRanges[0];
25}
26
27KTextEditor::Range KateMatch::replace(const QString &replacement, bool blockMode, int replacementCounter)
28{
29 // Placeholders depending on search mode
30 // skip place-holder stuff if we have no \ at all inside the replacement, the buildReplacement is expensive
31 const bool usePlaceholders =
32 (m_options.testFlag(KTextEditor::Regex) || m_options.testFlag(KTextEditor::EscapeSequences)) && replacement.contains(QLatin1Char('\\'));
33
34 const QString finalReplacement = usePlaceholders ? buildReplacement(replacement, blockMode, replacementCounter) : replacement;
35
36 // Track replacement operation, reuse range if already there
37 if (m_afterReplaceRange) {
38 m_afterReplaceRange->setRange(range());
39 } else {
40 m_afterReplaceRange.reset(m_document->newMovingRange(range(), KTextEditor::MovingRange::ExpandLeft | KTextEditor::MovingRange::ExpandRight));
41 }
42
43 // replace and return results range
44 m_document->replaceText(range(), finalReplacement, blockMode && !range().onSingleLine());
45 return m_afterReplaceRange->toRange();
46}
47
48KTextEditor::Range KateMatch::range() const
49{
50 if (!m_resultRanges.isEmpty()) {
51 return m_resultRanges[0];
52 }
53
55}
56
57bool KateMatch::isEmpty() const
58{
59 return range().isEmpty();
60}
61
62bool KateMatch::isValid() const
63{
64 return range().isValid();
65}
66
67QString KateMatch::buildReplacement(const QString &replacement, bool blockMode, int replacementCounter) const
68{
69 QStringList capturedTexts;
70 capturedTexts.reserve(m_resultRanges.size());
71 for (KTextEditor::Range captureRange : std::as_const(m_resultRanges)) {
72 // Copy capture content
73 capturedTexts << m_document->text(captureRange, blockMode);
74 }
75
76 return KateRegExpSearch::buildReplacement(replacement, capturedTexts, replacementCounter);
77}
@ ExpandRight
Expand to encapsulate new characters to the right of the range.
@ ExpandLeft
Expand to encapsulate new characters to the left of the range.
An object representing a section of text, from one Cursor to another.
constexpr bool isEmpty() const noexcept
Returns true if this range contains no characters, ie.
static constexpr Range invalid() noexcept
Returns an invalid range.
constexpr bool isValid() const noexcept
Validity check.
static QString buildReplacement(const QString &text, const QStringList &capturedTexts, int replacementCounter)
Returns a modified version of text where.
bool isEmpty() const const
void reserve(int alloc)
int size() const const
bool contains(QChar ch, Qt::CaseSensitivity cs) const const
This file is part of the KDE documentation.
Documentation copyright © 1996-2024 The KDE developers.
Generated on Sat Feb 24 2024 20:00:58 by doxygen 1.10.0 written by Dimitri van Heesch, © 1997-2006

KDE's Doxygen guidelines are available online.