QgsExpressionNode::NodeList Class Reference

A list of expression nodes. More...

#include <qgsexpressionnode.h>

Public Member Functions
virtual	~NodeList ()
void	append (QgsExpressionNode *node)
	Takes ownership of the provided node. More...
void	append (QgsExpressionNode::NamedNode *node)
	Adds a named node. More...
QgsExpressionNode *	at (int i)
	Gets the node at position i in the list. More...
QgsExpressionNode::NodeList *	clone () const
	Creates a deep copy of this list. Ownership is transferred to the caller. More...
int	count () const
	Returns the number of nodes in the list. More...
virtual QString	dump () const
	Returns a string dump of the expression node. More...
bool	hasNamedNodes () const
	Returns true if list contains any named nodes. More...
QList< QgsExpressionNode * >	list ()
	Gets a list of all the nodes. More...
QStringList	names () const
	Returns a list of names for nodes. More...

Detailed Description

A list of expression nodes.

Definition at line 117 of file qgsexpressionnode.h.

Constructor & Destructor Documentation

~NodeList()

QgsExpressionNode::NodeList::~NodeList ( )

virtual

Definition at line 49 of file qgsexpressionnodeimpl.cpp.

Member Function Documentation

append() [1/2]

void QgsExpressionNode::NodeList::append ( QgsExpressionNode *  node )

inline

Takes ownership of the provided node.

Definition at line 122 of file qgsexpressionnode.h.

append() [2/2]

void QgsExpressionNode::NodeList::append

(

QgsExpressionNode::NamedNode *

node

)

Adds a named node.

Takes ownership of the provided node.

Since

QGIS 2.16

Definition at line 54 of file qgsexpressionnodeimpl.cpp.

at()

QgsExpressionNode* QgsExpressionNode::NodeList::at ( int  i )

inline

Gets the node at position i in the list.

Since

QGIS 3.0

Definition at line 151 of file qgsexpressionnode.h.

clone()

QgsExpressionNode::NodeList * QgsExpressionNode::NodeList::clone

(

)

const

Creates a deep copy of this list. Ownership is transferred to the caller.

Definition at line 62 of file qgsexpressionnodeimpl.cpp.

count()

int QgsExpressionNode::NodeList::count ( ) const

inline

Returns the number of nodes in the list.

Definition at line 133 of file qgsexpressionnode.h.

dump()

QString QgsExpressionNode::NodeList::dump ( ) const

virtual

Returns a string dump of the expression node.

Definition at line 74 of file qgsexpressionnodeimpl.cpp.

hasNamedNodes()

bool QgsExpressionNode::NodeList::hasNamedNodes ( ) const

inline

Returns true if list contains any named nodes.

Since

QGIS 2.16

Definition at line 139 of file qgsexpressionnode.h.

list()

QList<QgsExpressionNode *> QgsExpressionNode::NodeList::list ( )

inline

Gets a list of all the nodes.

Definition at line 144 of file qgsexpressionnode.h.

names()

QStringList QgsExpressionNode::NodeList::names ( ) const

inline

Returns a list of names for nodes.

Unnamed nodes will be indicated by an empty string in the list.

Since

QGIS 2.16

Definition at line 157 of file qgsexpressionnode.h.

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

• /build/qgis-3.18.1+99unstable/src/core/expression/qgsexpressionnode.h
• /build/qgis-3.18.1+99unstable/src/core/expression/qgsexpressionnodeimpl.cpp