QgsDualView Class Reference

This widget is used to show the attributes of a set of features of a QgsVectorLayer. More...

#include <qgsdualview.h>

Public Types
enum	ViewMode { AttributeTable = 0, AttributeEditor = 1 }
	The view modes, in which this widget can present information. More...

Public Slots
bool	saveEditChanges ()
	saveEditChanges
void	setCurrentEditSelection (const QgsFeatureIds &fids)
	Set the current edit selection in the AttributeEditor mode.

Signals
void	displayExpressionChanged (const QString expression)
	Is emitted, whenever the display expression is successfully changed.
void	filterChanged ()
	Is emitted, whenever the filter changes.

Public Member Functions
	QgsDualView (QWidget *parent=0)
	Constructor.
int	featureCount ()
	Returns the number of features on the layer.
int	filteredFeatureCount ()
	Returns the number of features which are currently visible, according to the filter restrictions.
QgsFeatureIds	filteredFeatures ()
QgsAttributeTableFilterModel::FilterMode	filterMode ()
void	init (QgsVectorLayer *layer, QgsMapCanvas *mapCanvas, const QgsFeatureRequest &request=QgsFeatureRequest(), const QgsAttributeEditorContext &context=QgsAttributeEditorContext())
	Has to be called to initialize the dual view.
QgsAttributeTableModel *	masterModel () const
	Returns the model which has the information about all features (not only filtered)
void	setFeatureSelectionManager (QgsIFeatureSelectionManager *featureSelectionManager)
void	setFilteredFeatures (QgsFeatureIds filteredFeatures)
	Set a list of currently visible features.
void	setFilterMode (QgsAttributeTableFilterModel::FilterMode filterMode)
	Set the filter mode.
void	setRequest (const QgsFeatureRequest &request)
void	setSelectedOnTop (bool selectedOnTop)
	Toggle the selectedOnTop flag.
void	setView (ViewMode view)
	Change the current view mode.

Protected Member Functions
void	columnBoxInit ()
	Initializes widgets which depend on the attributes of this layer.

Friends
class	TestQgsDualView

Detailed Description

This widget is used to show the attributes of a set of features of a QgsVectorLayer.

The attributes can be edited. It supports two different layouts: the table layout, in which the attributes for the features are shown in a table and the editor layout, where the features are shown as a selectable list and the attributes for the currently selected feature are shown in a form.

Definition at line 40 of file qgsdualview.h.

Member Enumeration Documentation

enum QgsDualView::ViewMode

The view modes, in which this widget can present information.

Relates to the QStackedWidget stacks.

Enumerator:

AttributeTable	Shows the features and attributes in a table layout.
AttributeEditor	Show a list of the features, where one can be chosen and the according attribute dialog will be presented in the neighbouring frame.

Definition at line 52 of file qgsdualview.h.

Constructor & Destructor Documentation

QgsDualView::QgsDualView ( QWidget *  parent = 0 )

explicit

Constructor.

Parameters

parent

The parent widget

Definition at line 36 of file qgsdualview.cpp.

Member Function Documentation

void QgsDualView::columnBoxInit ( )

protected

Initializes widgets which depend on the attributes of this layer.

Definition at line 91 of file qgsdualview.cpp.

void QgsDualView::displayExpressionChanged ( const QString  expression )

signal

Is emitted, whenever the display expression is successfully changed.

Parameters

expression

The expression that was applied

int QgsDualView::featureCount

(

)

Returns the number of features on the layer.

Returns

Number of features

Definition at line 320 of file qgsdualview.cpp.

void QgsDualView::filterChanged ( )

signal

Is emitted, whenever the filter changes.

int QgsDualView::filteredFeatureCount

(

)

Returns the number of features which are currently visible, according to the filter restrictions.

Returns

Number of features

Definition at line 325 of file qgsdualview.cpp.

QgsFeatureIds QgsDualView::filteredFeatures ( )

inline

Definition at line 130 of file qgsdualview.h.

QgsAttributeTableFilterModel::FilterMode QgsDualView::filterMode ( )

inline

Definition at line 97 of file qgsdualview.h.

void QgsDualView::init	(	QgsVectorLayer *	layer,
		QgsMapCanvas *	mapCanvas,
		const QgsFeatureRequest &	request = QgsFeatureRequest(),
		const QgsAttributeEditorContext &	context = QgsAttributeEditorContext()
	)

Has to be called to initialize the dual view.

Parameters

layer	The layer which should be used to fetch features
mapCanvas	The mapCanvas (used for the FilterMode QgsAttributeTableFilterModel::ShowVisible
request	Use a modified request to limit the shown features
context	The context in which this view is shown

Definition at line 63 of file qgsdualview.cpp.

QgsAttributeTableModel* QgsDualView::masterModel ( ) const

inline

Returns the model which has the information about all features (not only filtered)

Returns

The master model

Definition at line 137 of file qgsdualview.h.

bool QgsDualView::saveEditChanges ( )

slot

saveEditChanges

Returns

true if the saving was ok. false is possible due to connected validation logic.

Definition at line 271 of file qgsdualview.cpp.

void QgsDualView::setCurrentEditSelection ( const QgsFeatureIds &  fids )

slot

Set the current edit selection in the AttributeEditor mode.

Parameters

fids	A list of edited features (Currently only one at a time is supported)

Definition at line 265 of file qgsdualview.cpp.

void QgsDualView::setFeatureSelectionManager

(

QgsIFeatureSelectionManager *

featureSelectionManager

)

Definition at line 393 of file qgsdualview.cpp.

void QgsDualView::setFilteredFeatures

(

QgsFeatureIds

filteredFeatures

)

Set a list of currently visible features.

Parameters

filteredFeatures

A list of feature ids

Definition at line 383 of file qgsdualview.cpp.

void QgsDualView::setFilterMode

(

QgsAttributeTableFilterModel::FilterMode

filterMode

)

Set the filter mode.

Parameters

filterMode

Definition at line 197 of file qgsdualview.cpp.

void QgsDualView::setRequest

(

const QgsFeatureRequest &

request

)

Definition at line 388 of file qgsdualview.cpp.

void QgsDualView::setSelectedOnTop

(

bool

selectedOnTop

)

Toggle the selectedOnTop flag.

If enabled, selected features will be moved to top.

Parameters

selectedOnTop

True: Show selected features on top. False: Use defined sorting column.

Definition at line 203 of file qgsdualview.cpp.

void QgsDualView::setView

(

QgsDualView::ViewMode

view

)

Change the current view mode.

Parameters

view	The view mode to set

Definition at line 192 of file qgsdualview.cpp.

Friends And Related Function Documentation

friend class TestQgsDualView

friend

Definition at line 234 of file qgsdualview.h.

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

• /tmp/buildd/qgis-2.8.2+12wheezy/src/gui/attributetable/qgsdualview.h
• /tmp/buildd/qgis-2.8.2+12wheezy/src/gui/attributetable/qgsdualview.cpp