QML DocumentGalleryModel Element
The DocumentGalleryModel element is used to specify a model containing items from the document gallery. More...
List of all members, including inherited members
Properties
Signals
Methods
Detailed Description
This element is part of the QtMobility.gallery 1.1 module.
The properties that should be returned for each item by the query are specified in properties. In addition all queries return the following properties:
- itemId The ID of an item.
- itemType The type of an item.
import Qt 4.7
import QtMobility.gallery 1.1
Rectangle {
width: 1024
height: 768
GridView {
anchors.fill: parent
cellWidth: 128
cellHeight: 128
model: DocumentGalleryModel {
rootType: DocumentGallery.Image
properties: [ "url" ]
filter: GalleryWildcardFilter {
property: "fileName";
value: "*.jpg";
}
}
delegate: Image {
source: url
width: 128
height: 128
}
}
}
See also DocumentGalleryItem and DocumentGalleryType.
Property Documentation
This property holds whether a query should refresh its results automatically.
This property holds the number of results returned by a query.
This property contains criteria to used to filter the results of a query.
This property contains the maximum number of items returned by a query.
This property holds the offset of the first item returned by a query.
This property holds the current progress of the request, from 0.0 (started) to 1.0 (finished).
This property holds the item properties a query should return values for.
This property contains the id of an item that a query should return the descendants of.
This property contains the type of item a query should return. It can be one of:
- DocumentGallery.InvalidType
- DocumentGallery.File
- DocumentGallery.Folder
- DocumentGallery.Document
- DocumentGallery.Text
- DocumentGallery.Audio
- DocumentGallery.Image
- DocumentGallery.Video
- DocumentGallery.Playlist
- DocumentGallery.Artist
- DocumentGallery.AlbumArtist
- DocumentGallery.Album
- DocumentGallery.AudioGenre
- DocumentGallery.PhotoAlbum
The default value is DocumentGallery.File
The property contains whether a query should count the direct descendants of the rootItem or all descendants.
This property holds the properties the results of a query should be sorted on.
This property holds the status of a query. It can be one of:
- Null No query parameters have been specified.
- Active Items matching the query parameters are being fetched from the gallery.
- Finished The query has finished
- Idle The query is finished and will be automatically updated as new items become available.
- Canceling The query was canceled but hasn't yet reached the canceled status.
- Canceled The query was canceled.
- Error Information about a type could not be retrieved due to an error.
Signal Documentation
DocumentGalleryModel::onCanceled () |
Signals that a query was canceled.
DocumentGalleryModel::onFailed ( error ) |
Signals that a query failed with the given error.
DocumentGalleryModel::onFinished ( result ) |
Signals that a query finished with the given result.
DocumentGalleryModel::onSucceeded () |
Signals that a query has finished successfully.
Method Documentation
DocumentGalleryModel::cancel () |
Cancels an executing query.
DocumentGalleryModel::clear () |
Clears the results of a query.
DocumentGalleryModel::get ( int index ) |
Returns the result at index in a query model.
query.get(0).title
DocumentGalleryModel::property ( int index, string property ) |
Returns the value of property from the result at index.
query.getProperty(0, "title")
DocumentGalleryModel::reload () |
DocumentGalleryModel::set ( int index, jsobject dict ) |
Changes the item at index in the list model with the values in dict. Properties not appearing in dict are left unchanged.
DocumentGalleryModel::setProperty ( int index, string property, variant value ) |
Changes the property of the result at index in a model to value.
model.setProperty(0, "rating", 4)
|