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Functions
Properties
gchar * | image-size | Read / Write |
gchar * | location | Read / Write |
gchar * | tag | Read / Write |
gchar * | thumbnail-size | Read / Write |
gint | visibility | Read / Write |
Description
GDataPicasaWebQuery represents a collection of query parameters specific to the Google PicasaWeb service, which go above and beyond those catered for by GDataQuery.
For more information on the custom GData query parameters supported by GDataPicasaWebQuery, see the online documentation.
Functions
gdata_picasaweb_query_new ()
GDataPicasaWebQuery *
gdata_picasaweb_query_new (const gchar *q
);
Creates a new GDataPicasaWebQuery with its “q” property set to q
.
Note that when querying for albums with gdata_picasaweb_service_query_all_albums()
, the q
parameter cannot be used.
Since: 0.4.0
gdata_picasaweb_query_new_with_limits ()
GDataPicasaWebQuery * gdata_picasaweb_query_new_with_limits (const gchar *q
,guint start_index
,guint max_results
);
Creates a GDataPicasaWebQuery with its “q” property set to q
, returning max_results
starting from the start_index
th result.
Note that when querying for albums with gdata_picasaweb_service_query_all_albums()
, the q
parameter cannot be used.
This is useful for paging through results, but the result set between separate queries may change. So, if you use this to request the next ten results after a previous query, it may include some of the previously returned results if their order changed, or omit ones that would have otherwise been found in a earlier but larger query.
Parameters
q |
a query string, or |
[allow-none] |
start_index |
the index of the first result to include, or |
|
max_results |
the maximum number of results to include, or |
Since: 0.6.0
gdata_picasaweb_query_get_visibility ()
GDataPicasaWebVisibility
gdata_picasaweb_query_get_visibility (GDataPicasaWebQuery *self
);
Gets the “visibility” property.
Since: 0.4.0
gdata_picasaweb_query_set_visibility ()
void gdata_picasaweb_query_set_visibility (GDataPicasaWebQuery *self
,GDataPicasaWebVisibility visibility
);
Sets the “visibility” property to visibility
.
Since: 0.4.0
gdata_picasaweb_query_get_thumbnail_size ()
const gchar *
gdata_picasaweb_query_get_thumbnail_size
(GDataPicasaWebQuery *self
);
Gets the “thumbnail-size” property.
Since: 0.4.0
gdata_picasaweb_query_set_thumbnail_size ()
void gdata_picasaweb_query_set_thumbnail_size (GDataPicasaWebQuery *self
,const gchar *thumbnail_size
);
Sets the “thumbnail-size” property to thumbnail_size
.
Set thumbnail_size
to NULL
to unset the property.
Parameters
self |
||
thumbnail_size |
a comma-separated list of thumbnail sizes to retrieve, or |
[allow-none] |
Since: 0.4.0
gdata_picasaweb_query_get_image_size ()
const gchar *
gdata_picasaweb_query_get_image_size (GDataPicasaWebQuery *self
);
Gets the “image-size” property.
Since: 0.4.0
gdata_picasaweb_query_set_image_size ()
void gdata_picasaweb_query_set_image_size (GDataPicasaWebQuery *self
,const gchar *image_size
);
Sets the “image-size” property to image_size
.
Valid sizes are described in the
Set image_size
to NULL
to unset the property.
Since: 0.4.0
gdata_picasaweb_query_get_tag ()
const gchar *
gdata_picasaweb_query_get_tag (GDataPicasaWebQuery *self
);
Gets the “tag” property.
Since: 0.4.0
gdata_picasaweb_query_set_tag ()
void gdata_picasaweb_query_set_tag (GDataPicasaWebQuery *self
,const gchar *tag
);
Sets the “tag” property to tag
.
Set tag
to NULL
to unset the property.
Since: 0.4.0
gdata_picasaweb_query_get_bounding_box ()
void gdata_picasaweb_query_get_bounding_box (GDataPicasaWebQuery *self
,gdouble *north
,gdouble *east
,gdouble *south
,gdouble *west
);
Gets the latitudes and longitudes of a bounding box, inside which all the results must lie.
Parameters
self |
||
north |
return location for the latitude of the top of the box, or |
[out caller-allocates][allow-none] |
east |
return location for the longitude of the right of the box, or |
[out caller-allocates][allow-none] |
south |
return location for the latitude of the south of the box, or |
[out caller-allocates][allow-none] |
west |
return location for the longitude of the left of the box, or |
[out caller-allocates][allow-none] |
Since: 0.4.0
gdata_picasaweb_query_set_bounding_box ()
void gdata_picasaweb_query_set_bounding_box (GDataPicasaWebQuery *self
,gdouble north
,gdouble east
,gdouble south
,gdouble west
);
Sets a bounding box, inside which all the returned results must lie.
Set north
, east
, south
and west
to 0
to unset the property.
Parameters
self |
||
north |
latitude of the top of the box |
|
east |
longitude of the right of the box |
|
south |
latitude of the bottom of the box |
|
west |
longitude of the left of the box |
Since: 0.4.0
gdata_picasaweb_query_get_location ()
const gchar *
gdata_picasaweb_query_get_location (GDataPicasaWebQuery *self
);
Gets the “location” property.
Since: 0.4.0
gdata_picasaweb_query_set_location ()
void gdata_picasaweb_query_set_location (GDataPicasaWebQuery *self
,const gchar *location
);
Sets the “location” property to location
.
Set location
to NULL
to unset the property.
Since: 0.4.0
Types and Values
GDataPicasaWebQuery
typedef struct _GDataPicasaWebQuery GDataPicasaWebQuery;
All the fields in the GDataPicasaWebQuery structure are private and should never be accessed directly.
Since: 0.4.0
GDataPicasaWebQueryClass
typedef struct { } GDataPicasaWebQueryClass;
All the fields in the GDataPicasaWebQueryClass structure are private and should never be accessed directly.
Since: 0.4.0
Property Details
The “image-size”
property
“image-size” gchar *
A comma-separated list of image sizes (width in pixels) to return. Only certain sizes are allowed, and whether the image should be cropped or scaled can be specified; for more information, see the
online documentation.Flags: Read / Write
Default value: NULL
Since: 0.4.0
The “location”
property
“location” gchar *
A location to search for photos, e.g. "London".
Flags: Read / Write
Default value: NULL
Since: 0.4.0
The “tag”
property
“tag” gchar *
A tag which returned results must contain.
Flags: Read / Write
Default value: NULL
Since: 0.4.0
The “thumbnail-size”
property
“thumbnail-size” gchar *
A comma-separated list of thumbnail widths (in pixels) to return. Only certain sizes are allowed, and whether the thumbnail should be cropped or scaled can be specified; for more information, see the
online documentation.Flags: Read / Write
Default value: NULL
Since: 0.4.0
The “visibility”
property
“visibility” gint
Specifies which albums should be listed, in terms of their visibility (“visibility”).
Set the property to 0
to list all albums, regardless of their visibility. Otherwise, use values
from GDataPicasaWebVisibility.
For more information, see the online documentation.
Flags: Read / Write
Allowed values: [0,2]
Default value: 0
Since: 0.4.0