QgsExpressionItem Class Reference

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

#include <qgsexpressionbuilderwidget.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_TYPE_ROLE = Qt::UserRole + 2
	Item type role. More...

Detailed Description

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

Definition at line 39 of file qgsexpressionbuilderwidget.h.

Member Enumeration Documentation

enum QgsExpressionItem::ItemType

Enumerator
Header
Field
ExpressionNode

Definition at line 42 of file qgsexpressionbuilderwidget.h.

Constructor & Destructor Documentation

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

inline

Definition at line 49 of file qgsexpressionbuilderwidget.h.

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

inline

Definition at line 61 of file qgsexpressionbuilderwidget.h.

Member Function Documentation

QString QgsExpressionItem::getExpressionText ( ) const

inline

Definition at line 71 of file qgsexpressionbuilderwidget.h.

QString QgsExpressionItem::getHelpText ( ) const

inline

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

Returns

The help text.

Definition at line 78 of file qgsexpressionbuilderwidget.h.

QgsExpressionItem::ItemType QgsExpressionItem::getItemType ( ) const

inline

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

Returns

The QgsExpressionItem::ItemType

Definition at line 92 of file qgsexpressionbuilderwidget.h.

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 85 of file qgsexpressionbuilderwidget.h.

Member Data Documentation

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

static

Custom sort order role.

Definition at line 95 of file qgsexpressionbuilderwidget.h.

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

static

Item type role.

Definition at line 97 of file qgsexpressionbuilderwidget.h.

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

• /build/qgis-3.4.15+24xenial/src/gui/qgsexpressionbuilderwidget.h