QgsFields Class Reference

#include <qgsfield.h>

List of all members.

Classes
struct	Field
Public Types
typedef struct QgsFields::Field	Field
enum	FieldOrigin { OriginUnknown, OriginProvider, OriginJoin, OriginEdit }
Public Member Functions
bool	append (const QgsField &field, FieldOrigin origin=OriginProvider, int originIndex=-1)
	append: fields must have unique names!
const QgsField &	at (int i) const
void	clear ()
int	count () const
const QgsField &	field (int fieldIdx) const
const QgsField &	field (const QString &name) const
FieldOrigin	fieldOrigin (int fieldIdx) const
int	fieldOriginIndex (int fieldIdx) const
int	indexFromName (const QString &name) const
bool	isEmpty () const
const QgsField &	operator[] (int i) const
QgsField &	operator[] (int i)
void	remove (int fieldIdx)
int	size () const
QList< QgsField >	toList () const
Protected Attributes
QVector< Field >	mFields
QHash< QString, int >	mNameToIndex
	map for quick resolution of name to index

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Detailed Description

Definition at line 155 of file qgsfield.h.

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Member Typedef Documentation

typedef struct QgsFields::Field QgsFields::Field

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Member Enumeration Documentation

enum QgsFields::FieldOrigin

Enumerator:

OriginUnknown
OriginProvider
OriginJoin
OriginEdit

Definition at line 159 of file qgsfield.h.

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Member Function Documentation

bool QgsFields::append	(	const QgsField &	field,
		FieldOrigin	origin = OriginProvider,
		int	originIndex = -1
	)		[inline]

append: fields must have unique names!

Definition at line 172 of file qgsfield.h.

References QgsField::name().

Referenced by QgsOverlayAnalyzer::combineFieldLists(), QgsGeometryAnalyzer::convexHull(), QgsGeometryAnalyzer::extent(), QgsVectorLayerJoinBuffer::updateFields(), and QgsVectorLayerEditBuffer::updateFields().

const QgsField& QgsFields::at

(

int

i

)

const [inline]

Definition at line 191 of file qgsfield.h.

Referenced by QgsFeature::fieldNameIndex(), QgsDataDefinedButton::init(), QgsDataDefinedSymbolDialog::QgsDataDefinedSymbolDialog(), QgsPalLayerSettings::readDataDefinedProperty(), and QgsProjectFileTransform::transform0110to1000().

void QgsFields::clear

(

)

[inline]

Definition at line 170 of file qgsfield.h.

int QgsFields::count

(

)

const [inline]

Definition at line 187 of file qgsfield.h.

Referenced by QgsAttributeDialog::accept(), QgsVectorLayerEditBuffer::addAttribute(), QgsVectorLayerEditBuffer::addFeature(), QgsVectorLayerFeatureIterator::addJoinedAttributes(), QgsOfflineEditing::applyFeaturesAdded(), QgsVectorLayer::attributeDisplayName(), QgsVectorDataProvider::attributeIndexes(), QgsVectorLayerEditBuffer::changeAttributeValue(), QgsVectorLayer::checkedState(), QgsOverlayAnalyzer::combineFieldLists(), QgsVectorLayerEditBuffer::commitChanges(), QgsOfflineEditing::copyVectorLayer(), QgsFormAnnotationItem::createDesignerWidget(), QgsVectorFileWriter::createFeature(), QgsVectorLayerEditBuffer::deleteAttribute(), QgsVectorLayer::editType(), QgsAttributeAction::expandAction(), QgsVectorLayer::fieldEditable(), QgsFeature::fieldNameIndex(), QgsVectorDataProvider::fieldNameIndex(), QgsVectorLayer::fieldNameIndex(), QgsVectorDataProvider::fieldNameMap(), QgsVectorDataProvider::fillMinMaxCache(), QgsComposerAttributeTable::getHeaderLabels(), QgsVectorLayerImport::importLayer(), QgsDataDefinedButton::init(), QgsComposerAttributeTable::initializeAliasMap(), QgsLabel::labelField(), QgsAttributeTableModel::loadAttributes(), QgsExpressionBuilderWidget::loadFieldNames(), QgsVectorLayer::pendingAllAttributesList(), QgsVectorLayer::pendingPkAttributesList(), QgsCategorizedSymbolRendererV2Widget::populateColumns(), QgsGraduatedSymbolRendererV2Widget::populateColumns(), QgsSearchQueryBuilder::populateFields(), QgsQueryBuilder::populateFields(), QgsRendererV2DataDefinedMenus::populateMenu(), QgsExpression::NodeColumnRef::prepare(), QgsAttributeDialog::QgsAttributeDialog(), QgsDataDefinedSymbolDialog::QgsDataDefinedSymbolDialog(), QgsFeature::QgsFeature(), QgsPointDisplacementRendererWidget::QgsPointDisplacementRendererWidget(), QgsVectorFieldSymbolLayerWidget::QgsVectorFieldSymbolLayerWidget(), QgsVectorFileWriter::QgsVectorFileWriter(), QgsVectorLayerFeatureIterator::QgsVectorLayerFeatureIterator(), QgsVectorLayerUndoCommandAddAttribute::QgsVectorLayerUndoCommandAddAttribute(), QgsVectorLayer::range(), QgsLabel::readLabelField(), QgsVectorLayer::setCheckedState(), QgsVectorLayer::setDisplayField(), QgsVectorLayer::setEditType(), QgsVectorLayer::setFieldEditable(), QgsFeatureRequest::setSubsetOfAttributes(), QgsProjectFileTransform::transform0110to1000(), QgsVectorLayerJoinBuffer::updateFields(), QgsVectorLayer::valueMap(), and QgsVectorLayer::valueRelation().

const QgsField& QgsFields::field

(

int

fieldIdx

)

const [inline]

Definition at line 194 of file qgsfield.h.

Referenced by QgsVectorLayerJoinBuffer::updateFields().

const QgsField& QgsFields::field

(

const QString &

name

)

const [inline]

Definition at line 195 of file qgsfield.h.

FieldOrigin QgsFields::fieldOrigin

(

int

fieldIdx

)

const [inline]

Definition at line 196 of file qgsfield.h.

Referenced by QgsVectorLayerEditBuffer::changeAttributeValue(), QgsVectorLayerEditBuffer::deleteAttribute(), QgsVectorLayerJoinBuffer::joinForFieldIndex(), QgsVectorLayer::maximumValue(), QgsVectorLayer::minimumValue(), QgsVectorLayer::pendingPkAttributesList(), QgsVectorLayerFeatureIterator::prepareJoins(), QgsVectorLayerFeatureIterator::QgsVectorLayerFeatureIterator(), QgsVectorLayerUndoCommandDeleteAttribute::QgsVectorLayerUndoCommandDeleteAttribute(), and QgsVectorLayer::uniqueValues().

int QgsFields::fieldOriginIndex

(

int

fieldIdx

)

const [inline]

Definition at line 197 of file qgsfield.h.

Referenced by QgsVectorLayerEditBuffer::deleteAttribute(), QgsVectorLayerJoinBuffer::joinForFieldIndex(), QgsVectorLayer::pendingPkAttributesList(), QgsVectorLayerFeatureIterator::QgsVectorLayerFeatureIterator(), QgsVectorLayerUndoCommandDeleteAttribute::QgsVectorLayerUndoCommandDeleteAttribute(), and QgsVectorLayerUndoCommandAddAttribute::undo().

int QgsFields::indexFromName

(

const QString &

name

)

const [inline]

Definition at line 199 of file qgsfield.h.

Referenced by QgsVectorLayerJoinBuffer::cacheJoinLayer(), QgsPalLayerSettings::dataDefinedValue(), and QgsVectorLayerFeatureIterator::prepareJoins().

bool QgsFields::isEmpty

(

)

const [inline]

Definition at line 186 of file qgsfield.h.

Referenced by QgsExpressionBuilderWidget::loadFieldNames(), and QgsAttributeDialog::QgsAttributeDialog().

const QgsField& QgsFields::operator[]

(

int

i

)

const [inline]

Definition at line 189 of file qgsfield.h.

QgsField& QgsFields::operator[]

(

int

i

)

[inline]

Definition at line 190 of file qgsfield.h.

void QgsFields::remove

(

int

fieldIdx

)

[inline]

Definition at line 184 of file qgsfield.h.

Referenced by QgsVectorLayerEditBuffer::updateFields().

int QgsFields::size

(

)

const [inline]

Definition at line 188 of file qgsfield.h.

Referenced by QgsGml::QgsGml(), QgsVectorFileWriter::QgsVectorFileWriter(), QgsPalLayerSettings::readDataDefinedProperty(), and QgsVectorLayer::setDisplayField().

QList<QgsField> QgsFields::toList

(

)

const [inline]

Definition at line 192 of file qgsfield.h.

Referenced by QgsDualView::columnBoxInit(), and QgsGeometryAnalyzer::eventLayer().

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Member Data Documentation

QVector<Field> QgsFields::mFields [protected]

Definition at line 202 of file qgsfield.h.

QHash<QString, int> QgsFields::mNameToIndex [protected]

map for quick resolution of name to index

Definition at line 205 of file qgsfield.h.

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

• src/core/qgsfield.h