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author | David Boddie <david.boddie@nokia.com> | 2010-09-06 11:22:39 (GMT) |
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committer | David Boddie <david.boddie@nokia.com> | 2010-09-06 11:22:39 (GMT) |
commit | 5cfc65d04858563e53987b224f36ee71356aa73c (patch) | |
tree | c930c2ed2163e84c71200bb0e616e74e45ac46ec /src/imports/folderlistmodel | |
parent | cb80c41e7bced1877312468e7f65e3a561e7d161 (diff) | |
download | Qt-5cfc65d04858563e53987b224f36ee71356aa73c.zip Qt-5cfc65d04858563e53987b224f36ee71356aa73c.tar.gz Qt-5cfc65d04858563e53987b224f36ee71356aa73c.tar.bz2 |
Doc: Worked on two more elements, replacing an image.
Diffstat (limited to 'src/imports/folderlistmodel')
-rw-r--r-- | src/imports/folderlistmodel/qdeclarativefolderlistmodel.cpp | 96 |
1 files changed, 72 insertions, 24 deletions
diff --git a/src/imports/folderlistmodel/qdeclarativefolderlistmodel.cpp b/src/imports/folderlistmodel/qdeclarativefolderlistmodel.cpp index 6c38911..4983840 100644 --- a/src/imports/folderlistmodel/qdeclarativefolderlistmodel.cpp +++ b/src/imports/folderlistmodel/qdeclarativefolderlistmodel.cpp @@ -95,30 +95,61 @@ public: /*! \qmlclass FolderListModel QDeclarativeFolderListModel \ingroup qml-working-with-data - \brief The FolderListModel provides a model of the contents of a folder in a filesystem. + \brief The FolderListModel provides a model of the contents of a file system folder. - FolderListModel provides access to the local filesystem. The \e folder property - specifies the folder to list. + FolderListModel provides access to information about the contents of a folder + in the local file system, exposing a list of files to views and other data components. - Qt uses "/" as a universal directory separator in the same way that "/" is - used as a path separator in URLs. If you always use "/" as a directory - separator, Qt will translate your paths to conform to the underlying - operating system. - - This type is made available by importing the \c Qt.labs.folderlistmodel module. - \e {Elements in the Qt.labs module are not guaranteed to remain compatible + \note This type is made available by importing the \c Qt.labs.folderlistmodel module. + \e{Elements in the Qt.labs module are not guaranteed to remain compatible in future versions.} \bold{import Qt.labs.folderlistmodel 1.0} - The roles available are: + The \l folder property specifies the folder to access. Information about the + files and directories in the folder is supplied via the model's interface. + Components access names and paths via the following roles: + \list \o fileName \o filePath \endlist - Additionally a file entry can be differentiated from a folder entry - via the \l isFolder() method. + Additionally a file entry can be differentiated from a folder entry via the + isFolder() method. + + \section1 Filtering + + Various properties can be set to filter the number of files and directories + exposed by the model. + + The \l nameFilters property can be set to contain a list of wildcard filters + that are applied to names of files and directories, causing only those that + match the filters to be exposed. + + Directories can be included or excluded using the \l showDirs property, and + navigation directories can also be excluded by setting the \l showDotAndDotDot + property to false. + + It is sometimes useful to limit the files and directories exposed to those + that the user can access. The \l showOnlyReadable property can be set to + enable this feature. + + \section1 Example Usage + + The following example shows a FolderListModel being used to provide a list + of QML files in a \l ListView: + + \snippet doc/src/snippets/declarative/folderlistmodel.qml 0 + + \section1 Path Separators + + Qt uses "/" as a universal directory separator in the same way that "/" is + used as a path separator in URLs. If you always use "/" as a directory + separator, Qt will translate your paths to conform to the underlying + operating system. + + \sa {QML Data Models} */ QDeclarativeFolderListModel::QDeclarativeFolderListModel(QObject *parent) @@ -168,9 +199,13 @@ int QDeclarativeFolderListModel::rowCount(const QModelIndex &parent) const /*! \qmlproperty string FolderListModel::folder - The \a folder property holds the folder the model is currently providing. + The \a folder property holds a URL for the folder that the model is + currently providing. - It is a URL, but must be a file: or qrc: URL (or relative to such a URL). + The value is a URL expressed as a string, and must be a \c file: or \c qrc: + URL, or a relative URL. + + By default, the value is an invalid URL. */ QUrl QDeclarativeFolderListModel::folder() const { @@ -214,16 +249,18 @@ QUrl QDeclarativeFolderListModel::parentFolder() const /*! \qmlproperty list<string> FolderListModel::nameFilters - The \a nameFilters property contains a list of filename filters. + The \a nameFilters property contains a list of file name filters. The filters may include the ? and * wildcards. The example below filters on PNG and JPEG files: - \code + \qml FolderListModel { nameFilters: [ "*.png", "*.jpg" ] } - \endcode + \endqml + + \note Directories are not excluded by filters. */ QStringList QDeclarativeFolderListModel::nameFilters() const { @@ -335,9 +372,14 @@ void QDeclarativeFolderListModel::dataChanged(const QModelIndex &start, const QM /*! \qmlproperty bool FolderListModel::showDirs - If true (the default), directories are included in the model. + If true, directories are included in the model; otherwise only files + are included. + + By default, this property is true. - Note that the nameFilters are ignored for directories. + Note that the nameFilters are not applied to directories. + + \sa showDotAndDotDot */ bool QDeclarativeFolderListModel::showDirs() const { @@ -357,9 +399,12 @@ void QDeclarativeFolderListModel::setShowDirs(bool on) /*! \qmlproperty bool FolderListModel::showDotAndDotDot - If true, the "." and ".." directories are included in the model. + If true, the "." and ".." directories are included in the model; otherwise + they are excluded. + + By default, this property is false. - The default is false. + \sa showDirs */ bool QDeclarativeFolderListModel::showDotAndDotDot() const { @@ -379,9 +424,12 @@ void QDeclarativeFolderListModel::setShowDotAndDotDot(bool on) /*! \qmlproperty bool FolderListModel::showOnlyReadable - If true, only readable files and directories are shown. + If true, only readable files and directories are shown; otherwise all files + and directories are shown. + + By default, this property is false. - The default is false. + \sa showDirs */ bool QDeclarativeFolderListModel::showOnlyReadable() const { |