def insert(self, fileName):
#
nodes = []
links = []
dom = QtXml.QDomDocument(self.name)
file = QtCore.QFile(fileName)
if file.open(QtCore.QIODevice.ReadOnly):
if dom.setContent(file):
root = dom.documentElement()
if root.nodeName() == 'node':
#print ':: parsing node from XML ...'
nodes.append(self.addNodeFromXML(root))
self.correct_id(nodes, links)
elif root.nodeName() == 'nodenet':
#print ':: parsing nodenet from XML ...'
nodeNet = NodeNetwork('tmp', root)
nodeNet.fileName = fileName
(nodes, links) = self.add(nodeNet)
else:
print('!! unknown XML document format')
file.close()
#if DEBUG_MODE : print '>> NodeNetwork( %s ).insert node_id = %d link_id = %d' % ( self.name, self.node_id, self.link_id )
#if DEBUG_MODE : self.printInfo ()
return (nodes, links)
def scanXmlNodes(self, filename):
#
dom = QtXml.QDomDocument('')
nodeFilename = self.dirName + '/' + self.liblevel + filename
file = QtCore.QFile(self.libdir.filePath(filename))
if file.open(QtCore.QIODevice.ReadOnly):
if dom.setContent(file):
node = dom.documentElement()
if node.nodeName() == 'nodenet' or node.nodeName() == 'node':
nodeName = node.attributes().namedItem('name').nodeValue()
nodeType = node.attributes().namedItem('type').nodeValue()
nodeAuthor = node.attributes().namedItem(
'author').nodeValue()
nodeIcon = node.attributes().namedItem('icon').nodeValue()
nodeHelp = ''
help_tag = node.namedItem('help')
if not help_tag.isNull():
nodeHelp = help_tag.toElement().text()
item = QtGui.QStandardItem(nodeName)
item.setEditable(False)
if not usePySide:
item.setData(QtCore.QVariant(nodeAuthor),
QtCore.Qt.UserRole + 1)
item.setData(QtCore.QVariant(nodeType),
QtCore.Qt.UserRole + 2)
item.setData(QtCore.QVariant(nodeHelp),
QtCore.Qt.UserRole + 3)
item.setData(QtCore.QVariant(nodeFilename),
QtCore.Qt.UserRole + 4)
item.setData(QtCore.QVariant(nodeIcon),
QtCore.Qt.UserRole + 5)
else:
item.setData(nodeAuthor, QtCore.Qt.UserRole + 1)
item.setData(nodeType, QtCore.Qt.UserRole + 2)
item.setData(nodeHelp, QtCore.Qt.UserRole + 3)
item.setData(nodeFilename, QtCore.Qt.UserRole + 4)
item.setData(nodeIcon, QtCore.Qt.UserRole + 5)
if node.nodeName() == 'nodenet':
# set Blue color for nodenet items
brush = QtGui.QBrush()
brush.setColor(QtCore.Qt.blue)
item.setForeground(brush)
item.setWhatsThis('nodenet')
else:
item.setWhatsThis('node')
self.parentItem.appendRow(item)
file.close()
def save(self):
#
result = False
dom = QtXml.QDomDocument(self.name)
self.parseToXML(dom)
file = QtCore.QFile(self.fileName)
if file.open(QtCore.QIODevice.WriteOnly):
if file.write(dom.toByteArray()) != -1:
result = True
file.close()
return result
def saveSettings(self):
#
result = False
dom = QtXml.QDomDocument('renderers')
root = dom.createElement('renderers')
for preset in self.presetsList:
xml_preset = preset.parseToXML(dom)
root.appendChild(xml_preset)
dom.appendChild(root)
file = QtCore.QFile(self.fileName)
if file.open(QtCore.QIODevice.WriteOnly | QtCore.QIODevice.Text):
if file.write(dom.toByteArray()) != -1:
result = True
file.close()
return result
def readSettings(self, fileName):
#
dom = QtXml.QDomDocument('renderers')
file = QtCore.QFile(fileName)
if file.open(QtCore.QIODevice.ReadOnly):
if dom.setContent(file):
self.fileName = fileName
root = dom.documentElement()
if root.nodeName() == 'renderers':
print(':: Read Settings from preset file %s ...' %
fileName)
xml_presetList = root.elementsByTagName('preset')
for i in range(0, xml_presetList.length()):
preset = meRendererInfo()
preset.parseFromXML(xml_presetList.item(i))
self.presetsList.append(preset)
else:
print '!! unknown Renderer Preset XML document format'
file.close()
