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Friedemann Kleint authored
Change-Id: I7ccc0c601da5cebf1d36b3cd30de49fc27f07260 Reviewed-by:
Jake Petroules <jake.petroules@petroules.com> Reviewed-by:
Ivan Vizir <define-true-false@yandex.com> Reviewed-by:
Kai Koehne <kai.koehne@digia.com>
c4ed7313
/******************************************************************************** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).** Contact: http://www.qt-project.org/legal**** This file is part of the QtWinExtras module of the Qt Toolkit.**** $QT_BEGIN_LICENSE:LGPL$** 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.**** GNU General Public License Usage** Alternatively, this file may be used under the terms of the GNU** General Public License version 3.0 as published by the Free Software** Foundation and appearing in the file LICENSE.GPL included in the** packaging of this file. Please review the following information to** ensure the GNU General Public License version 3.0 requirements will be** met: http://www.gnu.org/copyleft/gpl.html.****** $QT_END_LICENSE$******************************************************************************/#include <QWinFunctions>#include <QGuiApplication>#include <QScopedArrayPointer>#include <QStringList>#include <QPixmap>#include <QImage>#include <QFileInfo>#include <QDir>#include <iostream>/* This example demonstrates the Windows-specific image conversion * functions. */int main(int argc, char *argv[]){ QGuiApplication a(argc, argv); QStringList arguments = QCoreApplication::arguments(); arguments.pop_front(); const bool large = !arguments.isEmpty() && arguments.front() == "-l"; if (large) arguments.pop_front(); if (arguments.size() < 1) { std::cout << "Usage: iconextractor [OPTIONS] FILE [IMAGE_FILE_FOLDER]\n\n" "Extracts Windows icons from executables, DLL or icon files\n" "and writes them out as numbered .png-files.\n\n" "Options: -l Extract large icons.\n\n" "Based on Qt " << QT_VERSION_STR << "\n";7172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116
return 1;
}
const QString sourceFile = arguments.at(0);
QString imageFileRoot = arguments.size() > 1 ? arguments.at(1) : QDir::currentPath();
const QFileInfo imageFileRootInfo(imageFileRoot);
if (!imageFileRootInfo.isDir()) {
std::cerr << imageFileRoot.toStdString() << " is not a directory.\n";
return 1;
}
const UINT iconCount = ExtractIconEx((wchar_t *)sourceFile.utf16(), -1, 0, 0, 0);
if (!iconCount) {
std::cerr << sourceFile.toStdString() << " does not appear to contain icons.\n";
return 1;
}
QScopedArrayPointer<HICON> icons(new HICON[iconCount]);
const UINT extractedIconCount = large ?
ExtractIconEx((wchar_t *)sourceFile.utf16(), 0, icons.data(), 0, iconCount) :
ExtractIconEx((wchar_t *)sourceFile.utf16(), 0, 0, icons.data(), iconCount);
if (!extractedIconCount) {
qErrnoWarning("Failed to extract icons from %s", qPrintable(sourceFile));
return 1;
}
std::cout << sourceFile.toStdString() << " contains " << extractedIconCount << " icon(s).\n";
imageFileRoot = imageFileRootInfo.absoluteFilePath() + QLatin1Char('/') + QFileInfo(sourceFile).baseName();
for (UINT i = 0; i < extractedIconCount; ++i) {
const QPixmap pixmap = QWinExtras::fromHICON(icons[i]);
if (pixmap.isNull()) {
std::cerr << "Error converting icons.\n";
return 1;
}
const QString fileName = QString::fromLatin1("%1%2.png").arg(imageFileRoot)
.arg(i, 3, 10, QLatin1Char('0'));
if (!pixmap.save(fileName)) {
std::cerr << "Error writing image file " << fileName.toStdString() << ".\n";
return 1;
}
std::cout << "Wrote image file "
<< QDir::toNativeSeparators(fileName).toStdString() << ".\n";
}
return 0;
}