Qt 4.6: textedit.cpp Example File (help/simpletextviewer/textedit.cpp)

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# textedit.cpp Example File
help/simpletextviewer/textedit.cpp

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     ** This file is part of the examples of the Qt Toolkit.
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     #include <QtCore/QFileInfo>
     #include <QtCore/QFile>

     #include "textedit.h"

     TextEdit::TextEdit(QWidget *parent)
         : QTextEdit(parent)
     {
         setReadOnly(true);
     }

     void TextEdit::setContents(const QString &fileName)
     {
         QFileInfo fi(fileName);
         srcUrl = QUrl::fromLocalFile(fi.absoluteFilePath());
         QFile file(fileName);
         if (file.open(QIODevice::ReadOnly)) {
             QString data(file.readAll());
             if (fileName.endsWith(".html"))
                 setHtml(data);
             else
                 setPlainText(data);
         }
     }

     QVariant TextEdit::loadResource(int type, const QUrl &name)
     {
         if (type == QTextDocument::ImageResource) {
             QFile file(srcUrl.resolved(name).toLocalFile());
             if (file.open(QIODevice::ReadOnly))
                 return file.readAll();
         }
         return QTextEdit::loadResource(type, name);
     }