src/tools/uic/cpp/cppextractimages.cpp
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     1 /****************************************************************************
       
     2 **
       
     3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
       
     4 ** All rights reserved.
       
     5 ** Contact: Nokia Corporation (qt-info@nokia.com)
       
     6 **
       
     7 ** This file is part of the tools applications of the Qt Toolkit.
       
     8 **
       
     9 ** $QT_BEGIN_LICENSE:LGPL$
       
    10 ** No Commercial Usage
       
    11 ** This file contains pre-release code and may not be distributed.
       
    12 ** You may use this file in accordance with the terms and conditions
       
    13 ** contained in the Technology Preview License Agreement accompanying
       
    14 ** this package.
       
    15 **
       
    16 ** GNU Lesser General Public License Usage
       
    17 ** Alternatively, this file may be used under the terms of the GNU Lesser
       
    18 ** General Public License version 2.1 as published by the Free Software
       
    19 ** Foundation and appearing in the file LICENSE.LGPL included in the
       
    20 ** packaging of this file.  Please review the following information to
       
    21 ** ensure the GNU Lesser General Public License version 2.1 requirements
       
    22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
       
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    24 ** In addition, as a special exception, Nokia gives you certain additional
       
    25 ** rights.  These rights are described in the Nokia Qt LGPL Exception
       
    26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
       
    27 **
       
    28 ** If you have questions regarding the use of this file, please contact
       
    29 ** Nokia at qt-info@nokia.com.
       
    30 **
       
    31 **
       
    32 **
       
    33 **
       
    34 **
       
    35 **
       
    36 **
       
    37 **
       
    38 ** $QT_END_LICENSE$
       
    39 **
       
    40 ****************************************************************************/
       
    41 
       
    42 #include "cppextractimages.h"
       
    43 #include "cppwriteicondata.h"
       
    44 #include "driver.h"
       
    45 #include "ui4.h"
       
    46 #include "utils.h"
       
    47 #include "uic.h"
       
    48 
       
    49 #include <QtCore/QDataStream>
       
    50 #include <QtCore/QTextStream>
       
    51 #include <QtCore/QTextCodec>
       
    52 #include <QtCore/QDir>
       
    53 #include <QtCore/QFile>
       
    54 #include <QtCore/QFileInfo>
       
    55 
       
    56 QT_BEGIN_NAMESPACE
       
    57 
       
    58 namespace CPP {
       
    59 
       
    60 ExtractImages::ExtractImages(const Option &opt)
       
    61     : m_output(0), m_option(opt)
       
    62 {
       
    63 }
       
    64 
       
    65 void ExtractImages::acceptUI(DomUI *node)
       
    66 {
       
    67     if (!m_option.extractImages)
       
    68         return;
       
    69 
       
    70     if (node->elementImages() == 0)
       
    71         return;
       
    72 
       
    73     QString className = node->elementClass() + m_option.postfix;
       
    74 
       
    75     QFile f;
       
    76     if (m_option.qrcOutputFile.size()) {
       
    77         f.setFileName(m_option.qrcOutputFile);
       
    78         if (!f.open(QIODevice::WriteOnly | QFile::Text)) {
       
    79             fprintf(stderr, "Could not create resource file\n");
       
    80             return;
       
    81         }
       
    82 
       
    83         QFileInfo fi(m_option.qrcOutputFile);
       
    84         QDir dir = fi.absoluteDir();
       
    85         if (!dir.exists(QLatin1String("images")) && !dir.mkdir(QLatin1String("images"))) {
       
    86             fprintf(stderr, "Could not create image dir\n");
       
    87             return;
       
    88         }
       
    89         dir.cd(QLatin1String("images"));
       
    90         m_imagesDir = dir;
       
    91 
       
    92         m_output = new QTextStream(&f);
       
    93         m_output->setCodec(QTextCodec::codecForName("UTF-8"));
       
    94 
       
    95         QTextStream &out = *m_output;
       
    96 
       
    97         out << "<RCC>\n";
       
    98         out << "    <qresource prefix=\"/" << className << "\" >\n";
       
    99         TreeWalker::acceptUI(node);
       
   100         out << "    </qresource>\n";
       
   101         out << "</RCC>\n";
       
   102 
       
   103         f.close();
       
   104         delete m_output;
       
   105         m_output = 0;
       
   106     }
       
   107 }
       
   108 
       
   109 void ExtractImages::acceptImages(DomImages *images)
       
   110 {
       
   111     TreeWalker::acceptImages(images);
       
   112 }
       
   113 
       
   114 void ExtractImages::acceptImage(DomImage *image)
       
   115 {
       
   116     QString format = image->elementData()->attributeFormat();
       
   117     QString extension = format.left(format.indexOf(QLatin1Char('.'))).toLower();
       
   118     QString fname = m_imagesDir.absoluteFilePath(image->attributeName() + QLatin1Char('.') + extension);
       
   119 
       
   120     *m_output << "        <file>images/" << image->attributeName() << QLatin1Char('.') + extension << "</file>\n";
       
   121 
       
   122     QFile f;
       
   123     f.setFileName(fname);
       
   124     const bool isXPM_GZ = format == QLatin1String("XPM.GZ");
       
   125     QIODevice::OpenMode openMode = QIODevice::WriteOnly;
       
   126     if (isXPM_GZ)
       
   127         openMode |= QIODevice::Text;
       
   128     if (!f.open(openMode)) {
       
   129         fprintf(stderr, "Could not create image file %s: %s", qPrintable(fname), qPrintable(f.errorString()));
       
   130         return;
       
   131     }
       
   132 
       
   133     if (isXPM_GZ) {
       
   134         QTextStream *imageOut = new QTextStream(&f);
       
   135         imageOut->setCodec(QTextCodec::codecForName("UTF-8"));
       
   136 
       
   137         CPP::WriteIconData::writeImage(*imageOut, QString(), image);
       
   138         delete imageOut;
       
   139     } else {
       
   140         CPP::WriteIconData::writeImage(f, image);
       
   141     }
       
   142 
       
   143     f.close();
       
   144 }
       
   145 
       
   146 } // namespace CPP
       
   147 
       
   148 QT_END_NAMESPACE