mirror of
https://github.com/qgis/QGIS.git
synced 2025-02-26 00:02:08 -05:00
c49b5b777f
Rationale: - there was a lot of large objects passed by value, so potentially there's a speed bump from this - even for implicitly shared classes like QString/QList there's still a (small) cost for copying the objects when there's no reason to - it's the right thing to do!
68 lines
1.9 KiB
Plaintext
68 lines
1.9 KiB
Plaintext
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class QgsPluginLayerType
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{
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%TypeHeaderCode
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#include "qgspluginlayerregistry.h"
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%End
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public:
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QgsPluginLayerType( const QString& name );
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virtual ~QgsPluginLayerType();
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QString name();
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/** Return new layer of this type. Return NULL on error */
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virtual QgsPluginLayer* createLayer() /Factory/;
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/** Return new layer of this type, using layer URI (specific to this plugin layer type). Return NULL on error.
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* @note added in 2.10
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*/
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virtual QgsPluginLayer* createLayer( const QString& uri ) /Factory/;
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/** Show plugin layer properties dialog. Return false if the dialog cannot be shown. */
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virtual bool showLayerProperties( QgsPluginLayer* layer );
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};
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//=============================================================================
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/** \ingroup core
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a registry of plugin layers types
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*/
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class QgsPluginLayerRegistry
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{
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%TypeHeaderCode
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#include "qgspluginlayerregistry.h"
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%End
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public:
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/** Means of accessing canonical single instance */
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static QgsPluginLayerRegistry* instance();
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~QgsPluginLayerRegistry();
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/** List all known layer types
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* \note added in v2.1 */
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QStringList pluginLayerTypes();
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/** Add plugin layer type (take ownership) and return true on success */
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bool addPluginLayerType( QgsPluginLayerType* pluginLayerType /Transfer/ );
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/** Remove plugin layer type and return true on success */
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bool removePluginLayerType( const QString& typeName );
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/** Return plugin layer type metadata or NULL if doesn't exist */
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QgsPluginLayerType* pluginLayerType( const QString& typeName );
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/** Return new layer if corresponding plugin has been found, else return NULL.
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* @note optional param uri added in 2.10
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*/
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QgsPluginLayer* createLayer( const QString& typeName, const QString& uri = QString() ) /Factory/;
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private:
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/** Private since instance() creates it */
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QgsPluginLayerRegistry();
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};
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