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qgsactivelayerfeatureslocatorfilter.h
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qgsactivelayerfeatureslocatorfilter.h
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/***************************************************************************
qgsactivelayerfeatureslocatorfilters.h
--------------------------
begin : May 2017
copyright : (C) 2017 by Nyall Dawson
email : nyall dot dawson at gmail dot com
***************************************************************************/
/***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
#ifndef QGSACTIVELAYERFEATURESLOCATORFILTERS_H
#define QGSACTIVELAYERFEATURESLOCATORFILTERS_H
#include "qgis_app.h"
#include "qgslocatorfilter.h"
#include "qgsexpression.h"
#include "qgsfeatureiterator.h"
class APP_EXPORT QgsActiveLayerFeaturesLocatorFilter : public QgsLocatorFilter
{
Q_OBJECT
public:
QgsActiveLayerFeaturesLocatorFilter( QObject *parent = nullptr );
QgsActiveLayerFeaturesLocatorFilter *clone() const override;
QString name() const override { return QStringLiteral( "features" ); }
QString displayName() const override { return tr( "Active Layer Features" ); }
Priority priority() const override { return Medium; }
QString prefix() const override { return QStringLiteral( "f" ); }
QStringList prepare( const QString &string, const QgsLocatorContext &context ) override;
void fetchResults( const QString &string, const QgsLocatorContext &context, QgsFeedback *feedback ) override;
void triggerResult( const QgsLocatorResult &result ) override;
void triggerResultFromAction( const QgsLocatorResult &result, const int actionId ) override;
bool hasConfigWidget() const override {return true;}
void openConfigWidget( QWidget *parent ) override;
enum class ResultType
{
Feature,
FieldRestriction,
};
Q_ENUM( ResultType )
private:
enum ContextMenuEntry
{
NoEntry,
OpenForm
};
/**
* Returns the field restriction if defined (starting with @)
* The \a searchString is modified accordingly by removing the field restriction
*/
static QString fieldRestriction( QString &searchString, bool *isRestricting = nullptr );
QgsExpression mDispExpression;
QgsExpressionContext mContext;
QgsFeatureIterator mDisplayTitleIterator;
QgsFeatureIterator mFieldIterator;
QString mLayerId;
bool mLayerIsSpatial = false;
QIcon mLayerIcon;
QStringList mAttributeAliases;
QStringList mFieldsCompletion;
int mMaxTotalResults = 30;
friend class TestQgsAppLocatorFilters;
};
#endif // QGSACTIVELAYERFEATURESLOCATORFILTERS_H