diff options
author | Oliver Wolff <oliver.wolff@qt.io> | 2019-07-22 15:50:49 +0200 |
---|---|---|
committer | Oliver Wolff <oliver.wolff@qt.io> | 2019-07-29 09:13:38 +0200 |
commit | 7138d6fd6bba2c2e55d02bccf7fd0c6c287eab29 (patch) | |
tree | cd16bd69e21f789c206c57126b7bf9a09b9e38ae /src/plugins/platforms/winrt | |
parent | e24a4976bebd7ca90deac2b40c08900625773a99 (diff) |
QWinRTFileEngine: Implement setSize
Fixes: QTBUG-77132
Change-Id: Ic0410297a2215f1b7b656966cbe84b925706532f
Reviewed-by: André de la Rocha <andre.rocha@qt.io>
Reviewed-by: Maurice Kalinowski <maurice.kalinowski@qt.io>
Diffstat (limited to 'src/plugins/platforms/winrt')
-rw-r--r-- | src/plugins/platforms/winrt/qwinrtfileengine.cpp | 23 | ||||
-rw-r--r-- | src/plugins/platforms/winrt/qwinrtfileengine.h | 1 |
2 files changed, 24 insertions, 0 deletions
diff --git a/src/plugins/platforms/winrt/qwinrtfileengine.cpp b/src/plugins/platforms/winrt/qwinrtfileengine.cpp index 3014b30c38..e9b2a82763 100644 --- a/src/plugins/platforms/winrt/qwinrtfileengine.cpp +++ b/src/plugins/platforms/winrt/qwinrtfileengine.cpp @@ -257,6 +257,29 @@ qint64 QWinRTFileEngine::size() const return qint64(size); } +bool QWinRTFileEngine::setSize(qint64 size) +{ + Q_D(QWinRTFileEngine); + if (!d->stream) { + setError(QFileDevice::ResizeError, QLatin1String("File must be open to be resized")); + return false; + } + + if (size < 0) { + setError(QFileDevice::ResizeError, QLatin1String("File size cannot be negative")); + return false; + } + + HRESULT hr = d->stream->put_Size(static_cast<quint64>(size)); + RETURN_AND_SET_ERROR_IF_FAILED(QFileDevice::ResizeError, false); + if (!flush()) { + setError(QFileDevice::ResizeError, QLatin1String("Could not flush file")); + return false; + } + + return true; +} + qint64 QWinRTFileEngine::pos() const { Q_D(const QWinRTFileEngine); diff --git a/src/plugins/platforms/winrt/qwinrtfileengine.h b/src/plugins/platforms/winrt/qwinrtfileengine.h index 4485917c9e..453565a95a 100644 --- a/src/plugins/platforms/winrt/qwinrtfileengine.h +++ b/src/plugins/platforms/winrt/qwinrtfileengine.h @@ -79,6 +79,7 @@ public: bool close() override; bool flush() override; qint64 size() const override; + bool setSize(qint64 size) override; qint64 pos() const override; bool seek(qint64 pos) override; bool remove() override; |