QgsStoredQueryManager Class Reference

A manager for stored SQL queries. More...

#include <qgsstoredquerymanager.h>

Inheritance diagram for QgsStoredQueryManager:

Classes
class	QueryDetails
	Contains details about a stored query. More...

Signals
void	queryAdded (const QString &name, Qgis::QueryStorageBackend backend)
	Emitted when a query is added to the manager.
void	queryChanged (const QString &name, Qgis::QueryStorageBackend backend)
	Emitted when an existing query is changed in the manager.
void	queryRemoved (const QString &name, Qgis::QueryStorageBackend backend)
	Emitted when a query is removed from the manager.

Public Member Functions
	QgsStoredQueryManager (QObject *parent=nullptr)
	Constructor for QgsStoredQueryManager, with the specified parent object.
QList< QgsStoredQueryManager::QueryDetails >	allQueries () const
	Returns details of all queries stored in the manager.
QStringList	allQueryNames (Qgis::QueryStorageBackend backend=Qgis::QueryStorageBackend::LocalProfile) const
	Returns a list of the names of all stored queries for the specified backend.
QString	query (const QString &name, Qgis::QueryStorageBackend backend=Qgis::QueryStorageBackend::LocalProfile) const
	Returns the query definition with matching name, from the specified backend.
void	removeQuery (const QString &name, Qgis::QueryStorageBackend backend=Qgis::QueryStorageBackend::LocalProfile)
	Removes the stored query with matching name.
void	storeQuery (const QString &name, const QString &query, Qgis::QueryStorageBackend backend=Qgis::QueryStorageBackend::LocalProfile)
	Saves a query to the manager.

Detailed Description

A manager for stored SQL queries.

QgsStoredQueryManager is not usually directly created, instead use the instance accessible through QgsGui::storedQueryManager().

Since

QGIS 3.44

Definition at line 32 of file qgsstoredquerymanager.h.

Constructor & Destructor Documentation

QgsStoredQueryManager()

PRIVATE QgsStoredQueryManager::QgsStoredQueryManager

(

QObject *

parent = nullptr

)

Constructor for QgsStoredQueryManager, with the specified parent object.

Definition at line 28 of file qgsstoredquerymanager.cpp.

Member Function Documentation

allQueries()

QList< QgsStoredQueryManager::QueryDetails > QgsStoredQueryManager::allQueries

(

)

const

Returns details of all queries stored in the manager.

Queries will be sorted by name.

Definition at line 157 of file qgsstoredquerymanager.cpp.

allQueryNames()

QStringList QgsStoredQueryManager::allQueryNames

(

Qgis::QueryStorageBackend

backend = Qgis::QueryStorageBackend::LocalProfile

)

const

Returns a list of the names of all stored queries for the specified backend.

Definition at line 105 of file qgsstoredquerymanager.cpp.

query()

QString QgsStoredQueryManager::query	(	const QString &	name,
		Qgis::QueryStorageBackend	backend = Qgis::QueryStorageBackend::LocalProfile
	)		const

Returns the query definition with matching name, from the specified backend.

Definition at line 137 of file qgsstoredquerymanager.cpp.

queryAdded

void QgsStoredQueryManager::queryAdded ( const QString &  name, Qgis::QueryStorageBackend  backend  )

signal

Emitted when a query is added to the manager.

queryChanged

void QgsStoredQueryManager::queryChanged ( const QString &  name, Qgis::QueryStorageBackend  backend  )

signal

Emitted when an existing query is changed in the manager.

queryRemoved

void QgsStoredQueryManager::queryRemoved ( const QString &  name, Qgis::QueryStorageBackend  backend  )

signal

Emitted when a query is removed from the manager.

removeQuery()

void QgsStoredQueryManager::removeQuery	(	const QString &	name,
		Qgis::QueryStorageBackend	backend = Qgis::QueryStorageBackend::LocalProfile
	)

Removes the stored query with matching name.

Parameters

name	name of query to remove
backend	storage backend for query

See also

queryRemoved()

Definition at line 73 of file qgsstoredquerymanager.cpp.

storeQuery()

void QgsStoredQueryManager::storeQuery	(	const QString &	name,
		const QString &	query,
		Qgis::QueryStorageBackend	backend = Qgis::QueryStorageBackend::LocalProfile
	)

Saves a query to the manager.

If a query with the same name already exists it will be overwritten with the new definition.

Parameters

name	user-set, unique name for the query.
query	query definition to store
backend	storage backend for query

See also

queryAdded()

queryChanged()

Definition at line 33 of file qgsstoredquerymanager.cpp.

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

• /build/qgis-3.99.0+git20250718+f78f5286a64+99sid/src/gui/qgsstoredquerymanager.h
• /build/qgis-3.99.0+git20250718+f78f5286a64+99sid/src/gui/qgsstoredquerymanager.cpp