The QgsExternalStorageFileWidget class creates a widget for selecting a file or a folder and stores it to a given external storage backend if defined. More...

#include <qgsexternalstoragefilewidget.h>

Inheritance diagram for QgsExternalStorageFileWidget:

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Public Member Functions
	QgsExternalStorageFileWidget (QWidget *parent=nullptr)
	QgsExternalStorageFileWidget creates a widget for selecting a file or a folder.

const QgsExpressionContext &	expressionContext () const
	Returns expression context used for storage url expression evaluation.

QgsExternalStorage *	externalStorage () const
	Returns external storage used to store selected file names, nullptr if none have been defined.

QgsMessageBar *	messageBar () const
	Returns message bar used to report messages.

void	setExpressionContext (const QgsExpressionContext &context)
	Set expression context to be used when for storage URL expression evaluation.

void	setMessageBar (QgsMessageBar *messageBar)
	Set messageBar to report messages.

void	setReadOnly (bool readOnly) override
	Sets whether the widget should be read only.

void	setStorageAuthConfigId (const QString &authCfg)
	Sets the authentication configuration ID to be used for the current external storage (if defined)

void	setStorageType (const QString &storageType)
	Set storageType storage type unique identifier as defined in QgsExternalStorageRegistry or null QString if there is no storage defined.

void	setStorageUrlExpression (const QString &urlExpression)
	Set urlExpression expression, which once evaluated, provide the URL used to store selected documents.

const QString &	storageAuthConfigId () const
	Returns the authentication configuration ID used for the current external storage (if defined)

QString	storageType () const
	Returns storage type unique identifier as defined in QgsExternalStorageRegistry.

QgsExpression *	storageUrlExpression () const
	Returns expression, which once evaluated, provide the URL used to store selected documents.

QString	storageUrlExpressionString () const
	Returns the original, unmodified expression string, which once evaluated, provide the URL used to store selected documents.

Public Member Functions inherited from QgsFileWidget
	QgsFileWidget (QWidget *parent=nullptr)
	QgsFileWidget creates a widget for selecting a file or a folder.

bool	confirmOverwrite () const
	Returns whether a confirmation will be shown when overwriting an existing file.

QString	defaultRoot () const
	Returns the default root path.

QString	dialogTitle () const
	Returns the open file dialog title.

QString	filePath ()
	Returns the current file path(s).

bool	fileWidgetButtonVisible () const
	Returns `true` if the tool button is shown.

QString	filter () const
	returns the filters used for QDialog::getOpenFileName

bool	fullUrl () const
	Returns `true` if the links shown use the full path.

QgsFilterLineEdit *	lineEdit ()
	Returns a pointer to the widget's line edit, which can be used to customize the appearance and behavior of the line edit portion of the widget.

QSize	minimumSizeHint () const override

QFileDialog::Options	options () const
	Returns the additional options used for QFileDialog.

QgsFileWidget::RelativeStorage	relativeStorage () const
	Returns if the relative path is with respect to the project path or the default path.

QString	selectedFilter () const
	Returns the selected filter from the last opened file dialog.

void	setConfirmOverwrite (bool confirmOverwrite)
	Sets whether a confirmation to overwrite an existing file will appear.

void	setDefaultRoot (const QString &defaultRoot)
	Returns the default root path used as the first shown location when picking a file and used if the RelativeStorage is RelativeDefaultPath.

void	setDialogTitle (const QString &title)
	Sets the title to use for the open file dialog.

void	setFilePath (const QString &path)
	Sets the current file path.

void	setFileWidgetButtonVisible (bool visible)
	Sets whether the tool button is visible.

void	setFilter (const QString &filter)
	setFilter sets the filter used by the model to filters.

void	setFullUrl (bool fullUrl)
	Sets whether links shown use the full path.

void	setOptions (QFileDialog::Options options)
	Set additional options used for QFileDialog.

void	setRelativeStorage (QgsFileWidget::RelativeStorage relativeStorage)
	Sets whether the relative path is with respect to the project path or the default path.

void	setSelectedFilter (const QString &selectedFilter)
	Sets the selected filter when the file dialog opens.

void	setStorageMode (QgsFileWidget::StorageMode storageMode)
	Sets the widget's storage mode (i.e.

void	setUseLink (bool useLink)
	Sets whether the file path will be shown as a link.

QgsFileWidget::StorageMode	storageMode () const
	Returns the widget's storage mode (i.e.

bool	useLink () const
	Returns `true` if the file path will be shown as a link.

Static Public Member Functions
static QgsExpressionContextScope *	createFileWidgetScope ()
	Creates and Returns an expression context scope specific to QgsExternalStorageFileWidget It defines the variable containing the user selected file name.

Static Public Member Functions inherited from QgsFileWidget
static QStringList	splitFilePaths (const QString &path)
	Split the the quoted and space separated path and returns a list of strings.

Protected Member Functions
void	addFileWidgetScope ()
	Add file widget specific scope to expression context.

void	dragEnterEvent (QDragEnterEvent *event) override

void	dropEvent (QDropEvent *event) override

void	setSelectedFileNames (QStringList fileNames) override
	Called whenever user select fileNames from dialog.

void	updateLayout () override
	Update buttons visibility.

Protected Member Functions inherited from QgsFileWidget
QString	relativePath (const QString &filePath, bool removeRelative) const
	Returns a filePath with relative path options applied (or not) !

void	setFilePaths (const QStringList &filePaths)
	Update filePath according to filePaths list.

QString	toUrl (const QString &path) const
	returns a HTML code with a link to the given file path

Properties
QString	auth

QString	storageType

QString	storageUrlExpression

Properties inherited from QgsFileWidget
QString	defaultRoot

QString	dialogTitle

bool	fileWidgetButtonVisible

QString	filter

bool	fullUrl

QFileDialog::Options	options

RelativeStorage	relativeStorage

StorageMode	storageMode

bool	useLink

Friends
class	TestQgsExternalResourceWidgetWrapper

class	TestQgsExternalStorageFileWidget

Additional Inherited Members
Public Types inherited from QgsFileWidget
enum	RelativeStorage { Absolute , RelativeProject , RelativeDefaultPath }
	The RelativeStorage enum determines if path is absolute, relative to the current project path or relative to a defined default path. More...

enum	StorageMode { GetFile , GetDirectory , GetMultipleFiles , SaveFile }
	The StorageMode enum determines if the file picker should pick files or directories. More...

Signals inherited from QgsFileWidget
void	fileChanged (const QString &path)
	Emitted whenever the current file or directory path is changed.

Static Protected Member Functions inherited from QgsFileWidget
static bool	isMultiFiles (const QString &path)
	Returns true if path is a multifiles.

Protected Attributes inherited from QgsFileWidget
bool	mButtonVisible = true

bool	mConfirmOverwrite = true

QString	mDefaultRoot

QString	mDialogTitle

QString	mFilePath

QToolButton *	mFileWidgetButton = nullptr

QString	mFilter

bool	mFullUrl = false

bool	mIsLinkEdited = false

QHBoxLayout *	mLayout = nullptr

QgsFileDropEdit *	mLineEdit = nullptr

QToolButton *	mLinkEditButton = nullptr

QLabel *	mLinkLabel = nullptr

QFileDialog::Options	mOptions = QFileDialog::Options()

bool	mReadOnly = false

RelativeStorage	mRelativeStorage = Absolute

QString	mSelectedFilter

StorageMode	mStorageMode = GetFile

bool	mUseLink = false

Detailed Description

The QgsExternalStorageFileWidget class creates a widget for selecting a file or a folder and stores it to a given external storage backend if defined.

Since: QGIS 3.22

Definition at line 40 of file qgsexternalstoragefilewidget.h.

Constructor & Destructor Documentation

◆ QgsExternalStorageFileWidget()

QgsExternalStorageFileWidget::QgsExternalStorageFileWidget ( QWidget * parent = nullptr )

explicit

QgsExternalStorageFileWidget creates a widget for selecting a file or a folder.

Definition at line 36 of file qgsexternalstoragefilewidget.cpp.

Member Function Documentation

◆ addFileWidgetScope()

void QgsExternalStorageFileWidget::addFileWidgetScope ( )

protected

Add file widget specific scope to expression context.

Definition at line 130 of file qgsexternalstoragefilewidget.cpp.

◆ createFileWidgetScope()

QgsExpressionContextScope * QgsExternalStorageFileWidget::createFileWidgetScope ( )

static

Creates and Returns an expression context scope specific to QgsExternalStorageFileWidget It defines the variable containing the user selected file name.

Since: QGIS 3.22

Definition at line 139 of file qgsexternalstoragefilewidget.cpp.

◆ dragEnterEvent()

void QgsExternalStorageFileWidget::dragEnterEvent ( QDragEnterEvent * event )

overrideprotected

Definition at line 281 of file qgsexternalstoragefilewidget.cpp.

◆ dropEvent()

void QgsExternalStorageFileWidget::dropEvent ( QDropEvent * event )

overrideprotected

Definition at line 294 of file qgsexternalstoragefilewidget.cpp.

◆ expressionContext()

const QgsExpressionContext & QgsExternalStorageFileWidget::expressionContext ( ) const

Returns expression context used for storage url expression evaluation.

See also: storageUrlExpression

Since: QGIS 3.22

Definition at line 148 of file qgsexternalstoragefilewidget.cpp.

◆ externalStorage()

QgsExternalStorage * QgsExternalStorageFileWidget::externalStorage ( ) const

Returns external storage used to store selected file names, nullptr if none have been defined.

If no external storage has been defined, QgsExternalStorageFileWidget will only update file path according to selected files.

See also: setStorageType

Since: QGIS 3.22

Definition at line 92 of file qgsexternalstoragefilewidget.cpp.

◆ messageBar()

QgsMessageBar * QgsExternalStorageFileWidget::messageBar ( ) const

Returns message bar used to report messages.

Since: QGIS 3.22

Definition at line 159 of file qgsexternalstoragefilewidget.cpp.

◆ setExpressionContext()

void QgsExternalStorageFileWidget::setExpressionContext ( const QgsExpressionContext & context )

Set expression context to be used when for storage URL expression evaluation.

See also: setStorageUrlExpression

Since: QGIS 3.22

Definition at line 123 of file qgsexternalstoragefilewidget.cpp.

◆ setMessageBar()

void QgsExternalStorageFileWidget::setMessageBar ( QgsMessageBar * messageBar )

Set messageBar to report messages.

Since: QGIS 3.22

Definition at line 154 of file qgsexternalstoragefilewidget.cpp.

◆ setReadOnly()

void QgsExternalStorageFileWidget::setReadOnly ( bool readOnly )

overridevirtual

Sets whether the widget should be read only.

Reimplemented from QgsFileWidget.

Definition at line 76 of file qgsexternalstoragefilewidget.cpp.

◆ setSelectedFileNames()

void QgsExternalStorageFileWidget::setSelectedFileNames ( QStringList fileNames )

overrideprotectedvirtual

Called whenever user select fileNames from dialog.

Reimplemented from QgsFileWidget.

Definition at line 185 of file qgsexternalstoragefilewidget.cpp.

◆ setStorageAuthConfigId()

void QgsExternalStorageFileWidget::setStorageAuthConfigId ( const QString & authCfg )

Sets the authentication configuration ID to be used for the current external storage (if defined)

Since: QGIS 3.22

Definition at line 97 of file qgsexternalstoragefilewidget.cpp.

◆ setStorageType()

void QgsExternalStorageFileWidget::setStorageType ( const QString & storageType )

Set storageType storage type unique identifier as defined in QgsExternalStorageRegistry or null QString if there is no storage defined.

If no external storage has been defined, QgsExternalStorageFileWidget will only update file path according to selected files.

See also: storageType

Since: QGIS 3.22

Definition at line 55 of file qgsexternalstoragefilewidget.cpp.

◆ setStorageUrlExpression()

void QgsExternalStorageFileWidget::setStorageUrlExpression ( const QString & urlExpression )

Set urlExpression expression, which once evaluated, provide the URL used to store selected documents.

This is used only if an external storage has been defined

See also: setStorageType(); externalStorage()

Since: QGIS 3.22

Definition at line 107 of file qgsexternalstoragefilewidget.cpp.

◆ storageAuthConfigId()

const QString & QgsExternalStorageFileWidget::storageAuthConfigId ( ) const

Returns the authentication configuration ID used for the current external storage (if defined)

Since: QGIS 3.22

Definition at line 102 of file qgsexternalstoragefilewidget.cpp.

◆ storageType()

QString QgsExternalStorageFileWidget::storageType ( ) const

Returns storage type unique identifier as defined in QgsExternalStorageRegistry.

Returns null QString if there is no storage defined, only file selection.

See also: setStorageType

Since: QGIS 3.22

Definition at line 87 of file qgsexternalstoragefilewidget.cpp.

◆ storageUrlExpression()

QgsExpression * QgsExternalStorageFileWidget::storageUrlExpression ( ) const

Returns expression, which once evaluated, provide the URL used to store selected documents.

This is used only if an external storage has been defined. Returns null if no expression has been set.

See also: setStorageUrlExpression()

Since: QGIS 3.22

Definition at line 112 of file qgsexternalstoragefilewidget.cpp.

◆ storageUrlExpressionString()

QString QgsExternalStorageFileWidget::storageUrlExpressionString ( ) const

Returns the original, unmodified expression string, which once evaluated, provide the URL used to store selected documents.

This is used only if an external storage has been defined. Returns null if no expression has been set.

See also: setStorageUrlExpression()

Since: QGIS 3.22

Definition at line 117 of file qgsexternalstoragefilewidget.cpp.

◆ updateLayout()

void QgsExternalStorageFileWidget::updateLayout ( )

overrideprotectedvirtual

Update buttons visibility.

Reimplemented from QgsFileWidget.

Definition at line 164 of file qgsexternalstoragefilewidget.cpp.

Friends And Related Symbol Documentation

◆ TestQgsExternalResourceWidgetWrapper

friend class TestQgsExternalResourceWidgetWrapper

friend

Definition at line 205 of file qgsexternalstoragefilewidget.h.

◆ TestQgsExternalStorageFileWidget

friend class TestQgsExternalStorageFileWidget

friend

Definition at line 206 of file qgsexternalstoragefilewidget.h.

Property Documentation

◆ auth

QString QgsExternalStorageFileWidget::auth

readwrite

Definition at line 54 of file qgsexternalstoragefilewidget.h.

◆ storageType

QString QgsExternalStorageFileWidget::storageType

readwrite

Definition at line 53 of file qgsexternalstoragefilewidget.h.

◆ storageUrlExpression

QString QgsExternalStorageFileWidget::storageUrlExpression

readwrite

Definition at line 55 of file qgsexternalstoragefilewidget.h.

The documentation for this class was generated from the following files:

/build/qgis-3.40.0+99sid/src/gui/qgsexternalstoragefilewidget.h
/build/qgis-3.40.0+99sid/src/gui/qgsexternalstoragefilewidget.cpp

Public Member Functions

Static Public Member Functions

Protected Member Functions

Properties

Friends

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ QgsExternalStorageFileWidget()

Member Function Documentation

◆ addFileWidgetScope()

◆ createFileWidgetScope()

◆ dragEnterEvent()

◆ dropEvent()

◆ expressionContext()

◆ externalStorage()

◆ messageBar()

◆ setExpressionContext()

◆ setMessageBar()

◆ setReadOnly()

◆ setSelectedFileNames()

◆ setStorageAuthConfigId()

◆ setStorageType()

◆ setStorageUrlExpression()

◆ storageAuthConfigId()

◆ storageType()

◆ storageUrlExpression()

◆ storageUrlExpressionString()

◆ updateLayout()

Friends And Related Symbol Documentation

◆ TestQgsExternalResourceWidgetWrapper

◆ TestQgsExternalStorageFileWidget

Property Documentation

◆ auth

◆ storageType

◆ storageUrlExpression