| GNOME Data Access 4.0 manual | ||||
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GdaVirtualConnection;
GdaConnection* gda_virtual_connection_open (GdaVirtualProvider *virtual_provider,
GError **error);
void gda_virtual_connection_internal_set_provider_data
(GdaVirtualConnection *vcnc,
gpointer data,
GDestroyNotify destroy_func);
gpointer gda_virtual_connection_internal_get_provider_data
(GdaVirtualConnection *cnc);
GdaConnection* gda_virtual_connection_open (GdaVirtualProvider *virtual_provider, GError **error);
Creates and opens a new virtual connection using the virtual_provider provider
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a GdaVirtualProvider object |
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a place to store errors, or NULL
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Returns : |
a new GdaConnection object, or NULL if an error occurred
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void gda_virtual_connection_internal_set_provider_data
(GdaVirtualConnection *vcnc,
gpointer data,
GDestroyNotify destroy_func);
Note: calling this function more than once will not make it call destroy_func on any previously
set opaque data, you'll have to do it yourself.
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a GdaConnection object |
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an opaque structure, known only to the provider for which vcnc is opened
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function to call when the connection closes and data needs to be destroyed
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gpointer gda_virtual_connection_internal_get_provider_data
(GdaVirtualConnection *cnc);
Get the opaque pointer previously set using gda_virtual_connection_internal_set_provider_data().
If it's not set, then add a connection event and returns NULL
|
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Returns : |
the pointer to the opaque structure set using gda_virtual_connection_internal_set_provider_data()
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