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Clang: Move text cursor utility methods into ClangCodeModel

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These 3 are only used in ClangCodeModel.

Change-Id: Id7c2cead40473bcb746e4b105aa36cb7d51a2740
Reviewed-by: Nikolai Kosjar <nikolai.kosjar@qt.io>
This commit is contained in:
Ivan Donchevskii
2018-10-17 09:42:48 +02:00
committed by Nikolai Kosjar
parent 4e0f14b8a5
commit 3f613d25a1
4 changed files with 57 additions and 53 deletions
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46
src/libs/utils/textutils.h
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@@ -29,7 +29,6 @@
#include "utils_global.h"
#include <QString>
#include <QTextCursor>
QT_FORWARD_DECLARE_CLASS(QTextDocument)
QT_FORWARD_DECLARE_CLASS(QTextCursor)
@@ -59,50 +58,5 @@ QTCREATOR_UTILS_EXPORT int utf8NthLineOffset(const QTextDocument *textDocument,
const QByteArray &buffer,
int line);
template <class CharacterProvider>
void moveToPrevChar(CharacterProvider &provider, QTextCursor &cursor)
{
cursor.movePosition(QTextCursor::PreviousCharacter);
while (provider.characterAt(cursor.position()).isSpace())
cursor.movePosition(QTextCursor::PreviousCharacter);
}
template <class CharacterProvider>
void moveToPrevWord(CharacterProvider &provider, QTextCursor &cursor)
{
cursor.movePosition(QTextCursor::PreviousWord);
while (provider.characterAt(cursor.position()) == ':')
cursor.movePosition(QTextCursor::PreviousWord, QTextCursor::MoveAnchor, 2);
}
template <class CharacterProvider>
bool matchPreviousWord(CharacterProvider &provider, QTextCursor cursor, QString pattern)
{
cursor.movePosition(QTextCursor::PreviousWord);
while (provider.characterAt(cursor.position()) == ':')
cursor.movePosition(QTextCursor::PreviousWord, QTextCursor::MoveAnchor, 2);
int previousWordStart = cursor.position();
cursor.movePosition(QTextCursor::NextWord);
moveToPrevChar(provider, cursor);
QString toMatch = provider.textAt(previousWordStart, cursor.position() - previousWordStart + 1);
pattern = pattern.simplified();
while (!pattern.isEmpty() && pattern.endsWith(toMatch)) {
pattern.chop(toMatch.length());
if (pattern.endsWith(' '))
pattern.chop(1);
if (!pattern.isEmpty()) {
cursor.movePosition(QTextCursor::StartOfWord);
cursor.movePosition(QTextCursor::PreviousWord);
previousWordStart = cursor.position();
cursor.movePosition(QTextCursor::NextWord);
moveToPrevChar(provider, cursor);
toMatch = provider.textAt(previousWordStart, cursor.position() - previousWordStart + 1);
}
}
return pattern.isEmpty();
}
} // Text
} // Utils