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/****************************************************************************
**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** 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.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
****************************************************************************/
#include "settingsutils.h"
#include <QString>
#include <QStringList>
#include <QFileInfo>
#include <QDir>
#include <limits.h>
namespace Manhattan {
QTMANHATTANSTYLESHARED_EXPORT QString settingsKey(const QString &category)
{
QString rc(category);
const QChar underscore = QLatin1Char('_');
// Remove the sort category "X.Category" -> "Category"
if (rc.size() > 2 && rc.at(0).isLetter() && rc.at(1) == QLatin1Char('.'))
rc.remove(0, 2);
// Replace special characters
const int size = rc.size();
for (int i = 0; i < size; i++) {
const QChar c = rc.at(i);
if (!c.isLetterOrNumber() && c != underscore)
rc[i] = underscore;
}
return rc;
}
// Figure out length of common start of string ("C:\a", "c:\b" -> "c:\"
static inline int commonPartSize(const QString &s1, const QString &s2)
{
const int size = qMin(s1.size(), s2.size());
for (int i = 0; i < size; i++)
if (s1.at(i) != s2.at(i))
return i;
return size;
}
QTMANHATTANSTYLESHARED_EXPORT QString commonPrefix(const QStringList &strings)
{
switch (strings.size()) {
case 0:
return QString();
case 1:
return strings.front();
default:
break;
}
// Figure out common string part: "C:\foo\bar1" "C:\foo\bar2" -> "C:\foo\bar"
int commonLength = INT_MAX;
const int last = strings.size() - 1;
for (int i = 0; i < last; i++)
commonLength = qMin(commonLength, commonPartSize(strings.at(i), strings.at(i + 1)));
if (!commonLength)
return QString();
return strings.at(0).left(commonLength);
}
QTMANHATTANSTYLESHARED_EXPORT QString commonPath(const QStringList &files)
{
QString common = commonPrefix(files);
// Find common directory part: "C:\foo\bar" -> "C:\foo"
int lastSeparatorPos = common.lastIndexOf(QLatin1Char('/'));
if (lastSeparatorPos == -1)
lastSeparatorPos = common.lastIndexOf(QLatin1Char('\\'));
if (lastSeparatorPos == -1)
return QString();
#ifdef Q_OS_UNIX
if (lastSeparatorPos == 0) // Unix: "/a", "/b" -> '/'
lastSeparatorPos = 1;
#endif
common.truncate(lastSeparatorPos);
return common;
}
QTMANHATTANSTYLESHARED_EXPORT QString withTildeHomePath(const QString &path)
{
#ifdef Q_OS_WIN
QString outPath = path;
#else
static const QString homePath = QDir::homePath();
QFileInfo fi(QDir::cleanPath(path));
QString outPath = fi.absoluteFilePath();
if (outPath.startsWith(homePath))
outPath = QLatin1Char('~') + outPath.mid(homePath.size());
else
outPath = path;
#endif
return outPath;
}
int AbstractQtcMacroExpander::findMacro(const QString &str, int *pos, QString *ret)
{
forever {
int openPos = str.indexOf(QLatin1String("%{"), *pos);
if (openPos < 0)
return 0;
int varPos = openPos + 2;
int closePos = str.indexOf(QLatin1Char('}'), varPos);
if (closePos < 0)
return 0;
int varLen = closePos - varPos;
if (resolveMacro(str.mid(varPos, varLen), ret)) {
*pos = openPos;
return varLen + 3;
}
// An actual expansion may be nested into a "false" one,
// so we continue right after the last %{.
*pos = varPos;
}
}
QTMANHATTANSTYLESHARED_EXPORT void expandMacros(QString *str, AbstractMacroExpander *mx)
{
QString rsts;
for (int pos = 0; int len = mx->findMacro(*str, &pos, &rsts); ) {
str->replace(pos, len, rsts);
pos += rsts.length();
}
}
QTMANHATTANSTYLESHARED_EXPORT QString expandMacros(const QString &str, AbstractMacroExpander *mx)
{
QString ret = str;
expandMacros(&ret, mx);
return ret;
}
} // namespace Manhattan
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