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Qt 6.x
The Qt SDK
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#include <qfsfileengine_iterator_p.h>
Public Member Functions | |
QFSFileEngineIterator (QDir::Filters filters, const QStringList &filterNames) | |
~QFSFileEngineIterator () | |
QString | next () override |
This pure virtual function advances the iterator to the next directory entry, and returns the file path to the current entry. | |
bool | hasNext () const override |
This pure virtual function returns true if there is at least one more entry in the current directory (i.e., the iterator path is valid and accessible, and the iterator has not reached the end of the entry list). | |
QString | currentFileName () const override |
This pure virtual function returns the name of the current directory entry, excluding the path. | |
QFileInfo | currentFileInfo () const override |
The virtual function returns a QFileInfo for the current directory entry. | |
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QAbstractFileEngineIterator (QDir::Filters filters, const QStringList &nameFilters) | |
Constructs a QAbstractFileEngineIterator, using the entry filters filters, and wildcard name filters nameFilters. | |
virtual | ~QAbstractFileEngineIterator () |
Destroys the QAbstractFileEngineIterator. | |
virtual QString | next ()=0 |
This pure virtual function advances the iterator to the next directory entry, and returns the file path to the current entry. | |
virtual bool | hasNext () const =0 |
This pure virtual function returns true if there is at least one more entry in the current directory (i.e., the iterator path is valid and accessible, and the iterator has not reached the end of the entry list). | |
QString | path () const |
Returns the path for this iterator. | |
QStringList | nameFilters () const |
Returns the name filters for this iterator. | |
QDir::Filters | filters () const |
Returns the entry filters for this iterator. | |
virtual QString | currentFileName () const =0 |
This pure virtual function returns the name of the current directory entry, excluding the path. | |
virtual QFileInfo | currentFileInfo () const |
The virtual function returns a QFileInfo for the current directory entry. | |
virtual QString | currentFilePath () const |
Returns the path to the current directory entry. | |
Additional Inherited Members | |
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enum | EntryInfoType |
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virtual QVariant | entryInfo (EntryInfoType type) const |
Definition at line 29 of file qfsfileengine_iterator_p.h.
QT_BEGIN_NAMESPACE QFSFileEngineIterator::QFSFileEngineIterator | ( | QDir::Filters | filters, |
const QStringList & | filterNames | ||
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Definition at line 12 of file qfsfileengine_iterator.cpp.
QFSFileEngineIterator::~QFSFileEngineIterator | ( | ) |
Definition at line 18 of file qfsfileengine_iterator.cpp.
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overridevirtual |
The virtual function returns a QFileInfo for the current directory entry.
This function is provided for convenience. It can also be slightly faster than creating a QFileInfo object yourself, as the object returned by this function might contain cached information that QFileInfo otherwise would have to access through the file engine.
Reimplemented from QAbstractFileEngineIterator.
Definition at line 61 of file qfsfileengine_iterator.cpp.
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overridevirtual |
This pure virtual function returns the name of the current directory entry, excluding the path.
Implements QAbstractFileEngineIterator.
Definition at line 56 of file qfsfileengine_iterator.cpp.
References QFileInfo::fileName().
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overridevirtual |
This pure virtual function returns true
if there is at least one more entry in the current directory (i.e., the iterator path is valid and accessible, and the iterator has not reached the end of the entry list).
Implements QAbstractFileEngineIterator.
Definition at line 22 of file qfsfileengine_iterator.cpp.
References QAbstractFileEngineIterator::filters(), QAbstractFileEngineIterator::nameFilters(), QAbstractFileEngineIterator::path(), and QScopedPointer< T, Cleanup >::reset().
Referenced by next().
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overridevirtual |
This pure virtual function advances the iterator to the next directory entry, and returns the file path to the current entry.
This function can optionally make use of nameFilters() and filters() to optimize its performance.
Reimplement this function in a subclass to advance the iterator.
Implements QAbstractFileEngineIterator.
Definition at line 33 of file qfsfileengine_iterator.cpp.
References QAbstractFileEngineIterator::currentFilePath(), and hasNext().