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src
gui
editorwidgets
qgsvaluerelationwidgetfactory.h
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/***************************************************************************
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qgsvaluerelationwidgetfactory.h
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--------------------------------------
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Date : 5.1.2014
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Copyright : (C) 2014 Matthias Kuhn
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Email : matthias at opengis dot ch
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***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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#ifndef QGSVALUERELATIONWIDGETFACTORY_H
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#define QGSVALUERELATIONWIDGETFACTORY_H
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#include "
qgseditorwidgetfactory.h
"
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#include "
qgsvaluerelationwidgetwrapper.h
"
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#include <QMap>
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class
GUI_EXPORT
QgsValueRelationWidgetFactory
:
public
QgsEditorWidgetFactory
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{
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public
:
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explicit
QgsValueRelationWidgetFactory
(
const
QString
& name );
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// QgsEditorWidgetFactory interface
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public
:
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QgsEditorWidgetWrapper
*
create
(
QgsVectorLayer
* vl,
int
fieldIdx,
QWidget
* editor,
QWidget
* parent )
const override
;
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QgsSearchWidgetWrapper
*
createSearchWidget
(
QgsVectorLayer
* vl,
int
fieldIdx,
QWidget
* parent )
const override
;
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QgsEditorConfigWidget
*
configWidget
(
QgsVectorLayer
* vl,
int
fieldIdx,
QWidget
* parent )
const override
;
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QgsEditorWidgetConfig
readConfig
(
const
QDomElement
& configElement,
QgsVectorLayer
* layer,
int
fieldIdx )
override
;
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void
writeConfig
(
const
QgsEditorWidgetConfig
& config,
QDomElement
& configElement,
QDomDocument
& doc,
const
QgsVectorLayer
* layer,
int
fieldIdx )
override
;
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QString
representValue
(
QgsVectorLayer
* vl,
int
fieldIdx,
const
QgsEditorWidgetConfig
& config,
const
QVariant
& cache,
const
QVariant
& value )
const override
;
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QVariant
createCache
(
QgsVectorLayer
* vl,
int
fieldIdx,
const
QgsEditorWidgetConfig
& config )
override
;
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};
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#endif // QGSVALUERELATIONWIDGETFACTORY_H
QgsSearchWidgetWrapper
Manages an editor widget Widget and wrapper share the same parent.
Definition:
qgssearchwidgetwrapper.h:41
QWidget
QgsEditorConfigWidget
This class should be subclassed for every configurable editor widget type.
Definition:
qgseditorconfigwidget.h:33
QgsEditorWidgetWrapper
Manages an editor widget Widget and wrapper share the same parent.
Definition:
qgseditorwidgetwrapper.h:41
QMap
QgsEditorWidgetFactory::createCache
virtual QVariant createCache(QgsVectorLayer *vl, int fieldIdx, const QgsEditorWidgetConfig &config)
Create a cache for a given field.
Definition:
qgseditorwidgetfactory.cpp:72
qgseditorwidgetfactory.h
qgsvaluerelationwidgetwrapper.h
QgsValueRelationWidgetFactory
Definition:
qgsvaluerelationwidgetfactory.h:24
QgsEditorWidgetFactory
Every attribute editor widget needs a factory, which inherits this class.
Definition:
qgseditorwidgetfactory.h:38
QString
QDomDocument
QgsEditorWidgetFactory::create
virtual QgsEditorWidgetWrapper * create(QgsVectorLayer *vl, int fieldIdx, QWidget *editor, QWidget *parent) const =0
Override this in your implementation.
QgsEditorWidgetFactory::configWidget
virtual QgsEditorConfigWidget * configWidget(QgsVectorLayer *vl, int fieldIdx, QWidget *parent) const =0
Override this in your implementation.
QgsEditorWidgetFactory::readConfig
virtual QgsEditorWidgetConfig readConfig(const QDomElement &configElement, QgsVectorLayer *layer, int fieldIdx)
Read the config from an XML file and map it to a proper QgsEditorWidgetConfig.
Definition:
qgseditorwidgetfactory.cpp:81
QgsEditorWidgetFactory::writeConfig
virtual void writeConfig(const QgsEditorWidgetConfig &config, QDomElement &configElement, QDomDocument &doc, const QgsVectorLayer *layer, int fieldIdx)
Serialize your configuration and save it in a xml doc.
Definition:
qgseditorwidgetfactory.cpp:52
QgsEditorWidgetFactory::representValue
virtual QString representValue(QgsVectorLayer *vl, int fieldIdx, const QgsEditorWidgetConfig &config, const QVariant &cache, const QVariant &value) const
Create a pretty String representation of the value.
Definition:
qgseditorwidgetfactory.cpp:61
QgsVectorLayer
Represents a vector layer which manages a vector based data sets.
Definition:
qgsvectorlayer.h:628
QDomElement
QgsEditorWidgetFactory::createSearchWidget
virtual QgsSearchWidgetWrapper * createSearchWidget(QgsVectorLayer *vl, int fieldIdx, QWidget *parent) const
By default a simple QgsFilterLineEdit is returned as search widget.
Definition:
qgseditorwidgetfactory.cpp:37
QVariant
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