textedit.cpp Example File | Qt 4.8 (original) (raw)

help/simpletextviewer/textedit.cpp

#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); }

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