def mimeData(self, modelIndexes):
item = self.itemFromIndex(modelIndexes[0])
mimeData = QtGui.QStandardItemModel.mimeData(self, modelIndexes)
(pkg_id, factory_id, mimetype) = self.get_item_info(item)
# -- marshall package and factory to the data stream, needed later --
itemData = QtCore.QByteArray()
dataStream = QtCore.QDataStream(itemData, QtCore.QIODevice.WriteOnly)
dataStream.writeString(pkg_id)
dataStream.writeString(factory_id)
mimeData.setData(mimetype, itemData)
# -- build an url --
factory = PackageManager()[pkg_id][factory_id]
if isinstance(factory, DataFactory):
url = QtCore.QUrl.fromLocalFile(factory.get_pkg_data().repr)
else:
query = ["fac="+factory_id]
ftname = type(factory).__name__
query.append("ft="+ftname)
query = reduce(lambda x,y:"&".join((x,y)), query)
url = QtCore.QUrl("oa://local/"+pkg_id+"?"+query)
mimeData.setUrls([url])
return mimeData
def open_node(self):
""" Instantiate Node : open a dialog """
index = self.currentIndex()
obj = self.model().data(index, PkgModel.pkgmodelRole)
if(isinstance(obj, AbstractFactory)):
widget = obj.instantiate_widget(autonomous=True)
open_dialog(self, widget, obj.get_id())
elif(isinstance(obj, Package)):
# Display URL
urlstr = obj.get_metainfo('url')
QtGui.QDesktopServices.openUrl(QtCore.QUrl(urlstr))
def file_url_to_path(url):
qurl = QtCore.QUrl(url)
return str(qurl.toLocalFile())