texteditor: don't crash when trying to open too large files

Task-number: QTCREATORBUG-3828

texteditor: don't crash when trying to open too large files
Task-number: QTCREATORBUG-3828
89884d82 · hjk · 07d6a7ef · 89884d82
Commit 89884d82 authored Feb 22, 2011 by hjk
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Showing with 6 additions and 1 deletion

src/plugins/texteditor/basetextdocument.cpp src/plugins/texteditor/basetextdocument.cpp +6 -1

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--- a/src/plugins/texteditor/basetextdocument.cpp
+++ b/src/plugins/texteditor/basetextdocument.cpp
@@ -444,7 +444,12 @@ bool BaseTextDocument::open(const QString &fileName)

        title = fi.fileName();

-        QByteArray buf = file.readAll();
+        QByteArray buf;
+        try {
+            buf = file.readAll();
+        } catch (std::bad_alloc) {
+            return false;
+        }
        int bytesRead = buf.size();

        QTextCodec *codec = d->m_codec;