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qgsinbuiltlocatorfilters.h
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qgsinbuiltlocatorfilters.h
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/***************************************************************************
qgsinbuiltlocatorfilters.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 QGSINBUILTLOCATORFILTERS_H
#define QGSINBUILTLOCATORFILTERS_H
#include "qgis_app.h"
#include "qgslocatorfilter.h"
#include "qgsexpressioncontext.h"
#include "qgsfeatureiterator.h"
#include "qgsvectorlayerfeatureiterator.h"
class QAction;
class APP_EXPORT QgsLayerTreeLocatorFilter : public QgsLocatorFilter
{
Q_OBJECT
public:
QgsLayerTreeLocatorFilter( QObject *parent = nullptr );
QgsLayerTreeLocatorFilter *clone() const override;
QString name() const override { return QStringLiteral( "layertree" ); }
QString displayName() const override { return tr( "Project Layers" ); }
Priority priority() const override { return Highest; }
QString prefix() const override { return QStringLiteral( "l" ); }
QgsLocatorFilter::Flags flags() const override { return QgsLocatorFilter::FlagFast; }
void fetchResults( const QString &string, const QgsLocatorContext &context, QgsFeedback *feedback ) override;
void triggerResult( const QgsLocatorResult &result ) override;
};
class APP_EXPORT QgsLayoutLocatorFilter : public QgsLocatorFilter
{
Q_OBJECT
public:
QgsLayoutLocatorFilter( QObject *parent = nullptr );
QgsLayoutLocatorFilter *clone() const override;
QString name() const override { return QStringLiteral( "layouts" ); }
QString displayName() const override { return tr( "Project Layouts" ); }
Priority priority() const override { return Highest; }
QString prefix() const override { return QStringLiteral( "pl" ); }
QgsLocatorFilter::Flags flags() const override { return QgsLocatorFilter::FlagFast; }
void fetchResults( const QString &string, const QgsLocatorContext &context, QgsFeedback *feedback ) override;
void triggerResult( const QgsLocatorResult &result ) override;
};
class APP_EXPORT QgsActionLocatorFilter : public QgsLocatorFilter
{
Q_OBJECT
public:
QgsActionLocatorFilter( const QList<QWidget *> &parentObjectsForActions, QObject *parent = nullptr );
QgsActionLocatorFilter *clone() const override;
QString name() const override { return QStringLiteral( "actions" ); }
QString displayName() const override { return tr( "Actions" ); }
Priority priority() const override { return Lowest; }
QString prefix() const override { return QStringLiteral( "." ); }
QgsLocatorFilter::Flags flags() const override { return QgsLocatorFilter::FlagFast; }
void fetchResults( const QString &string, const QgsLocatorContext &context, QgsFeedback *feedback ) override;
void triggerResult( const QgsLocatorResult &result ) override;
private:
QList< QWidget * > mActionParents;
void searchActions( const QString &string, QWidget *parent, QList< QAction *> &found );
};
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;
};
class APP_EXPORT QgsAllLayersFeaturesLocatorFilter : public QgsLocatorFilter
{
Q_OBJECT
public:
enum ContextMenuEntry
{
NoEntry,
OpenForm
};
struct PreparedLayer
{
public:
QgsExpression expression;
QgsExpressionContext context;
std::unique_ptr<QgsVectorLayerFeatureSource> featureSource;
QgsFeatureRequest request;
QgsFeatureRequest exactMatchRequest;
QString layerName;
QString layerId;
QIcon layerIcon;
bool layerIsSpatial;
};
QgsAllLayersFeaturesLocatorFilter( QObject *parent = nullptr );
QgsAllLayersFeaturesLocatorFilter *clone() const override;
QString name() const override { return QStringLiteral( "allfeatures" ); }
QString displayName() const override { return tr( "Features in All Layers" ); }
Priority priority() const override { return Medium; }
QString prefix() const override { return QStringLiteral( "af" ); }
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;
private:
int mMaxResultsPerLayer = 8;
int mMaxTotalResults = 15;
QList<std::shared_ptr<PreparedLayer>> mPreparedLayers;
};
class APP_EXPORT QgsExpressionCalculatorLocatorFilter : public QgsLocatorFilter
{
Q_OBJECT
public:
QgsExpressionCalculatorLocatorFilter( QObject *parent = nullptr );
QgsExpressionCalculatorLocatorFilter *clone() const override;
QString name() const override { return QStringLiteral( "calculator" ); }
QString displayName() const override { return tr( "Calculator" ); }
Priority priority() const override { return Highest; }
QString prefix() const override { return QStringLiteral( "=" ); }
QgsLocatorFilter::Flags flags() const override { return QgsLocatorFilter::FlagFast; }
void fetchResults( const QString &string, const QgsLocatorContext &context, QgsFeedback *feedback ) override;
void triggerResult( const QgsLocatorResult &result ) override;
};
class APP_EXPORT QgsBookmarkLocatorFilter : public QgsLocatorFilter
{
Q_OBJECT
public:
QgsBookmarkLocatorFilter( QObject *parent = nullptr );
QgsBookmarkLocatorFilter *clone() const override;
QString name() const override { return QStringLiteral( "bookmarks" ); }
QString displayName() const override { return tr( "Spatial Bookmarks" ); }
Priority priority() const override { return Highest; }
QString prefix() const override { return QStringLiteral( "b" ); }
QgsLocatorFilter::Flags flags() const override { return QgsLocatorFilter::FlagFast; }
void fetchResults( const QString &string, const QgsLocatorContext &context, QgsFeedback *feedback ) override;
void triggerResult( const QgsLocatorResult &result ) override;
};
class APP_EXPORT QgsSettingsLocatorFilter : public QgsLocatorFilter
{
Q_OBJECT
public:
QgsSettingsLocatorFilter( QObject *parent = nullptr );
QgsSettingsLocatorFilter *clone() const override;
QString name() const override { return QStringLiteral( "optionpages" ); }
QString displayName() const override { return tr( "Settings" ); }
Priority priority() const override { return Highest; }
QString prefix() const override { return QStringLiteral( "set" ); }
QgsLocatorFilter::Flags flags() const override { return QgsLocatorFilter::FlagFast; }
void fetchResults( const QString &string, const QgsLocatorContext &context, QgsFeedback *feedback ) override;
void triggerResult( const QgsLocatorResult &result ) override;
private:
QMap<QString, QString> settingsPage( const QString &type, const QString &page );
};
class APP_EXPORT QgsGotoLocatorFilter : public QgsLocatorFilter
{
Q_OBJECT
public:
QgsGotoLocatorFilter( QObject *parent = nullptr );
QgsGotoLocatorFilter *clone() const override;
virtual QString name() const override { return QStringLiteral( "goto" ); }
virtual QString displayName() const override { return tr( "Go to Coordinate" ); }
virtual Priority priority() const override { return Medium; }
QString prefix() const override { return QStringLiteral( "go" ); }
QgsLocatorFilter::Flags flags() const override { return QgsLocatorFilter::FlagFast; }
void fetchResults( const QString &string, const QgsLocatorContext &context, QgsFeedback *feedback ) override;
void triggerResult( const QgsLocatorResult &result ) override;
};
#endif // QGSINBUILTLOCATORFILTERS_H