QgsExpressionItem Class Reference

An expression item that can be used in the QgsExpressionBuilderWidget tree. More...

#include <qgsexpressiontreeview.h>

Inheritance diagram for QgsExpressionItem:

Public Types
enum	ItemType { Header, Field, ExpressionNode }

Public Member Functions
	QgsExpressionItem (const QString &label, const QString &expressionText, const QString &helpText, QgsExpressionItem::ItemType itemType=ExpressionNode)
	QgsExpressionItem (const QString &label, const QString &expressionText, QgsExpressionItem::ItemType itemType=ExpressionNode)
QString	getExpressionText () const
QString	getHelpText () const
	Gets the help text that is associated with this expression item. More...
QgsExpressionItem::ItemType	getItemType () const
	Gets the type of expression item, e.g., header, field, ExpressionNode. More...
void	setHelpText (const QString &helpText)
	Set the help text for the current item. More...

Static Public Attributes
static const int	CUSTOM_SORT_ROLE = Qt::UserRole + 1
	Custom sort order role. More...
static const int	ITEM_NAME_ROLE = Qt::UserRole + 4
	Item name role. More...
static const int	ITEM_TYPE_ROLE = Qt::UserRole + 2
	Item type role. More...
static const int	SEARCH_TAGS_ROLE = Qt::UserRole + 3
	Search tags role. More...

Detailed Description

An expression item that can be used in the QgsExpressionBuilderWidget tree.

Definition at line 37 of file qgsexpressiontreeview.h.

Member Enumeration Documentation

ItemType

enum QgsExpressionItem::ItemType

Enumerator
Header
Field
ExpressionNode

Definition at line 40 of file qgsexpressiontreeview.h.

Constructor & Destructor Documentation

QgsExpressionItem() [1/2]

QgsExpressionItem::QgsExpressionItem ( const QString &  label, const QString &  expressionText, const QString &  helpText, QgsExpressionItem::ItemType  itemType = ExpressionNode  )

inline

Definition at line 47 of file qgsexpressiontreeview.h.

QgsExpressionItem() [2/2]

QgsExpressionItem::QgsExpressionItem ( const QString &  label, const QString &  expressionText, QgsExpressionItem::ItemType  itemType = ExpressionNode  )

inline

Definition at line 59 of file qgsexpressiontreeview.h.

Member Function Documentation

getExpressionText()

QString QgsExpressionItem::getExpressionText ( ) const

inline

Definition at line 69 of file qgsexpressiontreeview.h.

getHelpText()

QString QgsExpressionItem::getHelpText ( ) const

inline

Gets the help text that is associated with this expression item.

Returns

The help text.

Definition at line 76 of file qgsexpressiontreeview.h.

getItemType()

QgsExpressionItem::ItemType QgsExpressionItem::getItemType ( ) const

inline

Gets the type of expression item, e.g., header, field, ExpressionNode.

Returns

The QgsExpressionItem::ItemType

Definition at line 90 of file qgsexpressiontreeview.h.

setHelpText()

void QgsExpressionItem::setHelpText ( const QString &  helpText )

inline

Set the help text for the current item.

Note

The help text can be set as a html string.

Definition at line 83 of file qgsexpressiontreeview.h.

Member Data Documentation

CUSTOM_SORT_ROLE

const int QgsExpressionItem::CUSTOM_SORT_ROLE = Qt::UserRole + 1

static

Custom sort order role.

Definition at line 93 of file qgsexpressiontreeview.h.

ITEM_NAME_ROLE

const int QgsExpressionItem::ITEM_NAME_ROLE = Qt::UserRole + 4

static

Item name role.

Definition at line 99 of file qgsexpressiontreeview.h.

ITEM_TYPE_ROLE

const int QgsExpressionItem::ITEM_TYPE_ROLE = Qt::UserRole + 2

static

Item type role.

Definition at line 95 of file qgsexpressiontreeview.h.

SEARCH_TAGS_ROLE

const int QgsExpressionItem::SEARCH_TAGS_ROLE = Qt::UserRole + 3

static

Search tags role.

Definition at line 97 of file qgsexpressiontreeview.h.

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

• /build/qgis-3.16.0+99unstable/src/gui/qgsexpressiontreeview.h