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Questions - qfile

QT Debugging QFile::remove() Windows 10 MSVS 2019

I am working on a QT application that has to communicate with a few Windows-utilities. The result of these utilities are a couple of “production-files” that should be listed in a “filenames-txt-file” ...
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cvz

qt

visual-studio-2019

visual-studio-debugging

uac

qfile

Votes: 0

Answers: 3

Latest Answer

You are calling static function, QFile::remove(QString filename), so f does not see the error. So try this: if (QFile::exists(filenameFull)) { QFile f (filenameFull); qDebug() << f.exist...
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hyde

Is it possible that QFile::size() and QFile::readAll().size() differ for certain special files?

Seeing a weird crash due to read access violation. Here is the minimal code: struct MyFile : QFile { ... string read () { QByteArray content; if(<something>) content = QFile:...
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iammilind

c++

qt

buffer-overflow

qfile

qbytearray

Votes: 0

Answers: 1

Latest Answer

You code does not take the current file's seek position into account. Thus, in case there were some read operations already, it will crash, because QFile::readAll will return only a part of the file (...
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Alexander Dyagilev

How do I delete a file in Qt when the file is already in the file system?

I have a problem when I try to delete a file with Qt. If I delete it with my Qt application in the same run as the file is created there is no issues, if I try to delete it when it already exists befo...
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Fede

c++

qt

qfile

Votes: 0

Answers: 0

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