class LabelExplorerWidget(QtWidgets.QWidget):
"""
This class implements the Label explorer used to list iris with no labels referencing their simple names.
"""
sgnItemClicked = QtCore.pyqtSignal('QGraphicsItem')
sgnItemDoubleClicked = QtCore.pyqtSignal('QGraphicsItem')
sgnItemRightClicked = QtCore.pyqtSignal('QGraphicsItem')
sgnFakeItemAdded = QtCore.pyqtSignal('QGraphicsScene', 'QGraphicsItem')
sgnColourItem = QtCore.pyqtSignal('QStandardItem')
def __init__(self, project, session, **kwargs):
"""
Initialize the label explorer widget.
"""
super().__init__(session, objectName=kwargs.get('objectName'))
self.project = project
self.iris = None
self.iconAttribute = QtGui.QIcon(':/icons/18/ic_treeview_attribute')
self.iconConcept = QtGui.QIcon(':/icons/18/ic_treeview_concept')
self.iconInstance = QtGui.QIcon(':/icons/18/ic_treeview_instance')
self.iconRole = QtGui.QIcon(':/icons/18/ic_treeview_role')
self.iconValue = QtGui.QIcon(':/icons/18/ic_treeview_value')
self.search = StringField(self)
self.search.setAcceptDrops(False)
self.search.setClearButtonEnabled(True)
self.search.setPlaceholderText('Search...')
self.search.setFixedHeight(30)
self.model = QtGui.QStandardItemModel(self)
# self.proxy = QtCore.QSortFilterProxyModel(self)
self.proxy = LabelExplorerFilterProxyModel(self)
self.proxy.setDynamicSortFilter(False)
self.proxy.setFilterCaseSensitivity(QtCore.Qt.CaseInsensitive)
self.proxy.setSortCaseSensitivity(QtCore.Qt.CaseSensitive)
self.proxy.setSourceModel(self.model)
self.ontoview = LabelExplorerView(self)
self.ontoview.setModel(self.proxy)
self.mainLayout = QtWidgets.QVBoxLayout(self)
self.mainLayout.setContentsMargins(0, 0, 0, 0)
self.mainLayout.addWidget(self.search)
self.mainLayout.addWidget(self.ontoview)
self.setContentsMargins(0, 0, 0, 0)
self.setMinimumWidth(216)
self.setStyleSheet("""
QLineEdit,
QLineEdit:editable,
QLineEdit:hover,
QLineEdit:pressed,
QLineEdit:focus {
border: none;
border-radius: 0;
background: #FFFFFF;
color: #000000;
padding: 4px 4px 4px 4px;
}
""")
header = self.ontoview.header()
header.setStretchLastSection(False)
header.setSectionResizeMode(QtWidgets.QHeaderView.ResizeToContents)
connect(self.search.textChanged, self.doFilterItem)
'''
connect(self.ontoview.doubleClicked, self.onItemDoubleClicked)
connect(self.ontoview.pressed, self.onItemPressed)
connect(self.sgnItemDoubleClicked, self.session.doFocusItem)
connect(self.sgnItemRightClicked, self.session.doFocusItem)
connect(self.sgnColourItem, self.doColorItems)
'''
#############################################
# PROPERTIES
#################################
@property
def session(self):
"""
Returns the reference to the active session.
:rtype: Session
"""
return self.parent()
#############################################
# EVENTS
#################################
def paintEvent(self, paintEvent):
"""
This is needed for the widget to pick the stylesheet.
:type paintEvent: QPaintEvent
"""
option = QtWidgets.QStyleOption()
option.initFrom(self)
painter = QtGui.QPainter(self)
style = self.style()
style.drawPrimitive(QtWidgets.QStyle.PE_Widget, option, painter, self)
#############################################
# SLOTS
#################################
@QtCore.pyqtSlot(IRI)
def doAddIRI(self, iri):
iri_to_add = QtGui.QStandardItem(
'{}'.format(str(iri)))
iri_to_add.setData(iri)
self.model.appendRow(iri_to_add)
self.proxy.sort(0, QtCore.Qt.AscendingOrder)
return iri_to_add
@QtCore.pyqtSlot('QStandardItem', str)
def doAddLabel(self, q_item, label):
label_to_add = QtGui.QStandardItem(label)
label_to_add.setData(label)
q_item.appendRow(label_to_add)
self.proxy.sort(0, QtCore.Qt.AscendingOrder)
@QtCore.pyqtSlot()
def doClear(self):
"""
Clear all the nodes in the tree view.
"""
self.search.clear()
self.model.clear()
self.ontoview.update()
@QtCore.pyqtSlot(str)
def doFilterItem(self, key):
"""
Executed when the search box is filled with data.
:type key: str
"""
self.proxy.setFilterFixedString(key)
self.proxy.sort(QtCore.Qt.AscendingOrder)
#############################################
# INTERFACE
#################################
def setIRIs(self, iris):
self.iris = iris
for iri in self.iris:
iriItem = self.doAddIRI(iri)
for label in iri.getAllLabelAnnotationAssertions():
self.doAddLabel(iriItem, label.getObjectResourceString(True))
self.proxy.invalidateFilter()
self.proxy.sort(0, QtCore.Qt.AscendingOrder)
def sizeHint(self):
"""
Returns the recommended size for this widget.
:rtype: QtCore.QSize
"""
return QtCore.QSize(216, 266)
class ExplanationExplorerWidget(QtWidgets.QWidget):
"""
This class implements the Explanation explorer used to list Explanation predicates.
"""
sgnItemClicked = QtCore.pyqtSignal('QGraphicsItem')
sgnItemDoubleClicked = QtCore.pyqtSignal('QGraphicsItem')
sgnItemRightClicked = QtCore.pyqtSignal('QGraphicsItem')
sgnFakeItemAdded = QtCore.pyqtSignal('QGraphicsScene', 'QGraphicsItem')
sgnColourItem = QtCore.pyqtSignal('QStandardItem')
def __init__(self, plugin):
"""
Initialize the Explanation explorer widget.
:type plugin: Session
"""
super().__init__(plugin.session)
self.plugin = plugin
self.iconAttribute = QtGui.QIcon(':/icons/18/ic_treeview_attribute')
self.iconConcept = QtGui.QIcon(':/icons/18/ic_treeview_concept')
self.iconInstance = QtGui.QIcon(':/icons/18/ic_treeview_instance')
self.iconRole = QtGui.QIcon(':/icons/18/ic_treeview_role')
self.iconValue = QtGui.QIcon(':/icons/18/ic_treeview_value')
self.search = StringField(self)
self.search.setAcceptDrops(False)
self.search.setClearButtonEnabled(True)
self.search.setPlaceholderText('Search...')
self.search.setFixedHeight(30)
self.model = QtGui.QStandardItemModel(self)
self.proxy = QtCore.QSortFilterProxyModel(self)
self.proxy.setDynamicSortFilter(False)
self.proxy.setFilterCaseSensitivity(QtCore.Qt.CaseInsensitive)
self.proxy.setSortCaseSensitivity(QtCore.Qt.CaseSensitive)
self.proxy.setSourceModel(self.model)
self.ontoview = ExplanationExplorerView(self)
self.ontoview.setModel(self.proxy)
self.mainLayout = QtWidgets.QVBoxLayout(self)
self.mainLayout.setContentsMargins(0, 0, 0, 0)
self.mainLayout.addWidget(self.search)
self.mainLayout.addWidget(self.ontoview)
self.setContentsMargins(0, 0, 0, 0)
self.setMinimumWidth(216)
self.setStyleSheet("""
QLineEdit,
QLineEdit:editable,
QLineEdit:hover,
QLineEdit:pressed,
QLineEdit:focus {
border: none;
border-radius: 0;
background: #FFFFFF;
color: #000000;
padding: 4px 4px 4px 4px;
}
""")
header = self.ontoview.header()
header.setStretchLastSection(False)
header.setSectionResizeMode(QtWidgets.QHeaderView.ResizeToContents)
connect(self.ontoview.doubleClicked, self.onItemDoubleClicked)
connect(self.ontoview.pressed, self.onItemPressed)
connect(self.search.textChanged, self.doFilterItem)
connect(self.sgnItemDoubleClicked, self.session.doFocusItem)
connect(self.sgnItemRightClicked, self.session.doFocusItem)
connect(self.sgnColourItem, self.colour_objects)
#############################################
# PROPERTIES
#################################
@property
def project(self):
"""
Returns the reference to the active project.
:rtype: Session
"""
return self.session.project
@property
def session(self):
"""
Returns the reference to the active session.
:rtype: Session
"""
return self.plugin.parent()
#############################################
# EVENTS
#################################
def paintEvent(self, paintEvent):
"""
This is needed for the widget to pick the stylesheet.
:type paintEvent: QPaintEvent
"""
option = QtWidgets.QStyleOption()
option.initFrom(self)
painter = QtGui.QPainter(self)
style = self.style()
style.drawPrimitive(QtWidgets.QStyle.PE_Widget, option, painter, self)
#############################################
# SLOTS
#################################
@QtCore.pyqtSlot('QStandardItem')
def colour_objects(self, item=None):
self.session.BackgrounddeColourNodesAndEdges(
call_updateNode=False,
call_ClearInconsistentEntitiesAndDiagItemsData=False)
self.project.nodes_or_edges_of_axioms_to_display_in_widget = []
self.project.nodes_or_edges_of_explanations_to_display_in_widget = []
row_count = item.rowCount()
for r in range(0, row_count):
child = item.child(r, 0)
node_or_edge_or_axiom = child.data()
if 'eddy.core.items' in str(type(node_or_edge_or_axiom)):
# item is an axiom
# child is a node or an edge
explanation_item = item.parent()
explanation_item_row_count = explanation_item.rowCount()
for r2 in range(0, explanation_item_row_count):
child_of_explanation_item = explanation_item.child(r2, 0)
child_of_explanation_item_row_count = child_of_explanation_item.rowCount(
)
for r3 in range(0, child_of_explanation_item_row_count):
nephew_or_child = child_of_explanation_item.child(
r3, 0)
nephew_or_child_data = nephew_or_child.data()
if 'eddy.core.items' in str(
type(nephew_or_child_data)):
if nephew_or_child_data.id == node_or_edge_or_axiom.id:
#if (nephew_or_child_data.text() == nephew_or_child_data.text()):
#print('nephew_or_child_data not coloured - ',nephew_or_child_data)
pass
else:
self.project.nodes_or_edges_of_explanations_to_display_in_widget.append(
nephew_or_child_data)
self.project.nodes_or_edges_of_axioms_to_display_in_widget.append(
node_or_edge_or_axiom)
if (str(type(node_or_edge_or_axiom)) == '<class \'str\'>') or (str(
type(node_or_edge_or_axiom)) == 'str'):
# item is an explanation
# child is an axiom
# colour all the nodes and edges involved in the axiom
row_count_2 = child.rowCount()
for r2 in range(0, row_count_2):
grand_child = child.child(r2, 0)
node_or_edge = grand_child.data()
if 'eddy.core.items' in str(type(node_or_edge)):
self.project.nodes_or_edges_of_explanations_to_display_in_widget.append(
node_or_edge)
self.project.colour_items_in_case_of_unsatisfiability_or_inconsistent_ontology(
)
@QtCore.pyqtSlot(str)
def doAddExplanation(self, explanation_number):
explanation_number_to_add = QtGui.QStandardItem('Explanation - ' +
explanation_number)
explanation_number_to_add.setData(explanation_number)
self.model.appendRow(explanation_number_to_add)
self.proxy.sort(0, QtCore.Qt.AscendingOrder)
@QtCore.pyqtSlot('QStandardItem', str)
def doAddAxiom(self, q_item, axiom):
axiom_to_add = QtGui.QStandardItem(axiom)
axiom_to_add.setData(axiom)
q_item.appendRow(axiom_to_add)
self.proxy.sort(0, QtCore.Qt.AscendingOrder)
@QtCore.pyqtSlot('QGraphicsScene', 'QGraphicsItem', 'QStandardItem')
def doAddNodeOREdge(self, diagram, node_or_edge, q_item):
icon = None
if 'eddy.core.items.nodes' in str(type(node_or_edge)):
button_name = str(node_or_edge.id) + ':' + str(node_or_edge.text())
icon = self.iconFor(node_or_edge)
elif 'eddy.core.items.edges' in str(type(node_or_edge)):
button_name = str(node_or_edge.id) + ':' + str(
node_or_edge.type()).replace('Item.', '')
node_or_edge_to_append = QtGui.QStandardItem(button_name)
if icon is not None:
node_or_edge_to_append.setIcon(icon)
node_or_edge_to_append.setData(node_or_edge)
q_item.appendRow(node_or_edge_to_append)
@QtCore.pyqtSlot('QGraphicsScene', 'QGraphicsItem')
def doAddNode(self, diagram, node):
"""
Add a node in the tree view.
:type diagram: QGraphicsScene
:type node: AbstractItem
"""
if node.type() in {
Item.ConceptNode, Item.RoleNode, Item.AttributeNode,
Item.IndividualNode
}:
#if (('AttributeNode' in str(type(node))) or ('ConceptNode' in str(type(node))) or ('IndividualNode' in str(type(node))) or ('RoleNode' in str(type(node)))):
parent = self.parentFor(node)
if not parent:
parent = QtGui.QStandardItem(self.parentKey(node))
parent.setIcon(self.iconFor(node))
self.model.appendRow(parent)
self.proxy.sort(0, QtCore.Qt.AscendingOrder)
child = QtGui.QStandardItem(self.childKey(diagram, node))
child.setData(node)
parent.appendRow(child)
self.proxy.sort(0, QtCore.Qt.AscendingOrder)
@QtCore.pyqtSlot(str)
def doFilterItem(self, key):
"""
Executed when the search box is filled with data.
:type key: str
"""
self.proxy.setFilterFixedString(key)
self.proxy.sort(QtCore.Qt.AscendingOrder)
@QtCore.pyqtSlot('QGraphicsScene', 'QGraphicsItem')
def doRemoveNode(self, diagram, node):
"""
Remove a node from the tree view.
:type diagram: QGraphicsScene
:type node: AbstractItem
"""
if node.type() in {
Item.ConceptNode, Item.RoleNode, Item.AttributeNode,
Item.IndividualNode
}:
#if (('AttributeNode' in str(type(node))) or ('ConceptNode' in str(type(node))) or ('IndividualNode' in str(type(node))) or ('RoleNode' in str(type(node)))):
parent = self.parentFor(node)
if parent:
child = self.childFor(parent, diagram, node)
if child:
parent.removeRow(child.index().row())
if not parent.rowCount():
self.model.removeRow(parent.index().row())
@QtCore.pyqtSlot('QModelIndex')
def onItemDoubleClicked(self, index):
"""
Executed when an item in the treeview is double clicked.
:type index: QModelIndex
"""
# noinspection PyArgumentList
if QtWidgets.QApplication.mouseButtons() & QtCore.Qt.LeftButton:
item = self.model.itemFromIndex(self.proxy.mapToSource(index))
if item and item.data():
if (str(type(item.data())) == '<class \'str\'>') or (str(
type(item.data())) == 'str'):
# item is an explanation or an axiom
self.sgnColourItem.emit(item)
else:
self.sgnItemDoubleClicked.emit(item.data())
@QtCore.pyqtSlot('QModelIndex')
def onItemPressed(self, index):
"""
Executed when an item in the treeview is clicked.
:type index: QModelIndex
"""
# noinspection PyArgumentList
if QtWidgets.QApplication.mouseButtons() & QtCore.Qt.LeftButton:
item = self.model.itemFromIndex(self.proxy.mapToSource(index))
if item and item.data():
if (str(type(item.data())) == '<class \'str\'>') or (str(
type(item.data())) == 'str'):
# item is an explanation or an axiom
self.sgnColourItem.emit(item)
else:
self.sgnItemClicked.emit(item.data())
#############################################
# INTERFACE
#################################
def childFor(self, parent, diagram, node):
"""
Search the item representing this node among parent children.
:type parent: QtGui.QStandardItem
:type diagram: Diagram
:type node: AbstractNode
"""
key = self.childKey(diagram, node)
for i in range(parent.rowCount()):
child = parent.child(i)
if child.text() == key:
return child
return None
@staticmethod
def childKey(diagram, node):
"""
Returns the child key (text) used to place the given node in the treeview.
:type diagram: Diagram
:type node: AbstractNode
:rtype: str
"""
predicate = node.text().replace('\n', '')
diagram = rstrip(diagram.name, File.Graphol.extension)
return '{0} ({1} - {2})'.format(predicate, diagram, node.id)
def iconFor(self, node):
"""
Returns the icon for the given node.
:type node:
"""
if node.type() is Item.AttributeNode:
return self.iconAttribute
if node.type() is Item.ConceptNode:
return self.iconConcept
if node.type() is Item.IndividualNode:
if node.identity() is Identity.Individual:
return self.iconInstance
if node.identity() is Identity.Value:
return self.iconValue
if node.type() is Item.RoleNode:
return self.iconRole
def parentFor(self, node):
"""
Search the parent element of the given node.
:type node: AbstractNode
:rtype: QtGui.QStandardItem
"""
for i in self.model.findItems(self.parentKey(node),
QtCore.Qt.MatchExactly):
n = i.child(0).data()
if node.type() is n.type():
return i
return None
@staticmethod
def parentKey(node):
"""
Returns the parent key (text) used to place the given node in the treeview.
:type node: AbstractNode
:rtype: str
"""
return node.text().replace('\n', '')
def sizeHint(self):
"""
Returns the recommended size for this widget.
:rtype: QtCore.QSize
"""
return QtCore.QSize(216, 266)
class Explorer(QWidget):
"""
This class implements the diagram predicate node explorer.
"""
def __init__(self, mainwindow):
"""
Initialize the Explorer.
:type mainwindow: MainWindow
"""
super().__init__(mainwindow)
self.expanded = {}
self.searched = {}
self.scrolled = {}
self.mainview = None
self.iconA = QIcon(':/icons/treeview-icon-attribute')
self.iconC = QIcon(':/icons/treeview-icon-concept')
self.iconD = QIcon(':/icons/treeview-icon-datarange')
self.iconI = QIcon(':/icons/treeview-icon-instance')
self.iconR = QIcon(':/icons/treeview-icon-role')
self.iconV = QIcon(':/icons/treeview-icon-value')
self.search = StringField(self)
self.search.setAcceptDrops(False)
self.search.setClearButtonEnabled(True)
self.search.setPlaceholderText('Search...')
self.search.setFixedHeight(30)
self.model = QStandardItemModel(self)
self.proxy = QSortFilterProxyModel(self)
self.proxy.setDynamicSortFilter(False)
self.proxy.setFilterCaseSensitivity(Qt.CaseInsensitive)
self.proxy.setSortCaseSensitivity(Qt.CaseSensitive)
self.proxy.setSourceModel(self.model)
self.view = ExplorerView(mainwindow, self)
self.view.setModel(self.proxy)
self.mainLayout = QVBoxLayout(self)
self.mainLayout.setContentsMargins(0, 0, 0, 0)
self.mainLayout.addWidget(self.search)
self.mainLayout.addWidget(self.view)
self.setContentsMargins(0, 0, 0, 0)
self.setMinimumWidth(216)
self.setMinimumHeight(160)
connect(self.view.doubleClicked, self.itemDoubleClicked)
connect(self.view.pressed, self.itemPressed)
connect(self.view.collapsed, self.itemCollapsed)
connect(self.view.expanded, self.itemExpanded)
connect(self.search.textChanged, self.filterItem)
####################################################################################################################
# #
# EVENTS #
# #
####################################################################################################################
def paintEvent(self, paintEvent):
"""
This is needed for the widget to pick the stylesheet.
:type paintEvent: QPaintEvent
"""
option = QStyleOption()
option.initFrom(self)
painter = QPainter(self)
style = self.style()
style.drawPrimitive(QStyle.PE_Widget, option, painter, self)
####################################################################################################################
# #
# SLOTS #
# #
####################################################################################################################
@pyqtSlot('QGraphicsItem')
def add(self, item):
"""
Add a node in the tree view.
:type item: AbstractItem
"""
if item.node and item.predicate:
parent = self.parentFor(item)
if not parent:
parent = ParentItem(item)
parent.setIcon(self.iconFor(item))
self.model.appendRow(parent)
self.proxy.sort(0, Qt.AscendingOrder)
child = ChildItem(item)
child.setData(item)
parent.appendRow(child)
self.proxy.sort(0, Qt.AscendingOrder)
@pyqtSlot(str)
def filterItem(self, key):
"""
Executed when the search box is filled with data.
:type key: str
"""
if self.mainview:
self.proxy.setFilterFixedString(key)
self.proxy.sort(Qt.AscendingOrder)
self.searched[self.mainview] = key
@pyqtSlot('QModelIndex')
def itemCollapsed(self, index):
"""
Executed when an item in the tree view is collapsed.
:type index: QModelIndex
"""
if self.mainview:
if self.mainview in self.expanded:
item = self.model.itemFromIndex(self.proxy.mapToSource(index))
expanded = self.expanded[self.mainview]
expanded.remove(item.text())
@pyqtSlot('QModelIndex')
def itemDoubleClicked(self, index):
"""
Executed when an item in the tree view is double clicked.
:type index: QModelIndex
"""
item = self.model.itemFromIndex(self.proxy.mapToSource(index))
node = item.data()
if node:
self.selectNode(node)
self.focusNode(node)
@pyqtSlot('QModelIndex')
def itemExpanded(self, index):
"""
Executed when an item in the tree view is expanded.
:type index: QModelIndex
"""
if self.mainview:
item = self.model.itemFromIndex(self.proxy.mapToSource(index))
if self.mainview not in self.expanded:
self.expanded[self.mainview] = set()
expanded = self.expanded[self.mainview]
expanded.add(item.text())
@pyqtSlot('QModelIndex')
def itemPressed(self, index):
"""
Executed when an item in the tree view is clicked.
:type index: QModelIndex
"""
item = self.model.itemFromIndex(self.proxy.mapToSource(index))
node = item.data()
if node:
self.selectNode(node)
@pyqtSlot('QGraphicsItem')
def remove(self, item):
"""
Remove a node from the tree view.
:type item: AbstractItem
"""
if item.node and item.predicate:
parent = self.parentFor(item)
if parent:
child = self.childFor(parent, item)
if child:
parent.removeRow(child.index().row())
if not parent.rowCount():
self.model.removeRow(parent.index().row())
####################################################################################################################
# #
# AUXILIARY METHODS #
# #
####################################################################################################################
@staticmethod
def childFor(parent, node):
"""
Search the item representing this node among parent children.
:type parent: QStandardItem
:type node: AbstractNode
"""
key = ChildItem.key(node)
for i in range(parent.rowCount()):
child = parent.child(i)
if child.text() == key:
return child
return None
def parentFor(self, node):
"""
Search the parent element of the given node.
:type node: AbstractNode
:rtype: QStandardItem
"""
key = ParentItem.key(node)
for i in self.model.findItems(key, Qt.MatchExactly):
n = i.child(0).data()
if node.item is n.item:
return i
return None
####################################################################################################################
# #
# INTERFACE #
# #
####################################################################################################################
def browse(self, view):
"""
Set the widget to inspect the given view.
:type view: MainView
"""
self.reset()
self.mainview = view
if self.mainview:
scene = self.mainview.scene()
connect(scene.index.sgnItemAdded, self.add)
connect(scene.index.sgnItemRemoved, self.remove)
for item in scene.index.nodes():
self.add(item)
if self.mainview in self.expanded:
expanded = self.expanded[self.mainview]
for i in range(self.model.rowCount()):
item = self.model.item(i)
index = self.proxy.mapFromSource(
self.model.indexFromItem(item))
self.view.setExpanded(index, item.text() in expanded)
key = ''
if self.mainview in self.searched:
key = self.searched[self.mainview]
self.search.setText(key)
if self.mainview in self.scrolled:
rect = self.rect()
item = first(self.model.findItems(
self.scrolled[self.mainview]))
for i in range(self.model.rowCount()):
self.view.scrollTo(
self.proxy.mapFromSource(
self.model.indexFromItem(self.model.item(i))))
index = self.proxy.mapToSource(
self.view.indexAt(rect.topLeft()))
if self.model.itemFromIndex(index) is item:
break
def reset(self):
"""
Clear the widget from inspecting the current view.
"""
if self.mainview:
rect = self.rect()
item = self.model.itemFromIndex(
self.proxy.mapToSource(self.view.indexAt(rect.topLeft())))
if item:
node = item.data()
key = ParentItem.key(node) if node else item.text()
self.scrolled[self.mainview] = key
else:
self.scrolled.pop(self.mainview, None)
try:
scene = self.mainview.scene()
disconnect(scene.index.sgnItemAdded, self.add)
disconnect(scene.index.sgnItemRemoved, self.remove)
except RuntimeError:
pass
finally:
self.mainview = None
self.model.clear()
def flush(self, view):
"""
Flush the cache of the given mainview.
:type view: MainView
"""
self.expanded.pop(view, None)
self.searched.pop(view, None)
self.scrolled.pop(view, None)
def iconFor(self, node):
"""
Returns the icon for the given node.
:type node:
"""
if node.item is Item.AttributeNode:
return self.iconA
if node.item is Item.ConceptNode:
return self.iconC
if node.item is Item.ValueDomainNode:
return self.iconD
if node.item is Item.ValueRestrictionNode:
return self.iconD
if node.item is Item.IndividualNode:
if node.identity is Identity.Instance:
return self.iconI
if node.identity is Identity.Value:
return self.iconV
if node.item is Item.RoleNode:
return self.iconR
def focusNode(self, node):
"""
Focus the given node in the main view.
:type node: AbstractNode
"""
if self.mainview:
self.mainview.centerOn(node)
def selectNode(self, node):
"""
Select the given node in the main view.
:type node: AbstractNode
"""
if self.mainview:
scene = self.mainview.scene()
scene.clearSelection()
node.setSelected(True)
class TableExplorerWidget(QtWidgets.QWidget):
"""
This class implements the schema explorer used to list schema tables.
"""
sgnGraphicalNodeItemClicked = QtCore.pyqtSignal('QGraphicsItem')
sgnGraphicalNodeItemActivated = QtCore.pyqtSignal('QGraphicsItem')
sgnGraphicalNodeItemDoubleClicked = QtCore.pyqtSignal('QGraphicsItem')
sgnGraphicalNodeItemRightClicked = QtCore.pyqtSignal('QGraphicsItem')
sgnRelationalTableItemClicked = QtCore.pyqtSignal(RelationalTable)
sgnRelationalTableItemActivated = QtCore.pyqtSignal(RelationalTable)
sgnRelationalTableItemDoubleClicked = QtCore.pyqtSignal(RelationalTable)
sgnRelationalTableItemRightClicked = QtCore.pyqtSignal(RelationalTable)
def __init__(self, plugin):
super().__init__(plugin.session)
self.plugin = plugin
self.items = [
EntityType.Class, EntityType.ObjectProperty,
EntityType.DataProperty
]
self.classIcon = QtGui.QIcon(':/icons/18/ic_treeview_concept')
self.objPropIcon = QtGui.QIcon(':/icons/18/ic_treeview_role')
self.dataPropIcon = QtGui.QIcon(':/icons/18/ic_treeview_attribute')
self.searchShortcut = QtWidgets.QShortcut(
QtGui.QKeySequence('Ctrl+f+t'), plugin.session)
self.search = StringField(self)
self.search.setAcceptDrops(False)
self.search.setClearButtonEnabled(True)
self.search.setPlaceholderText('Search...')
self.search.setToolTip('Search ({})'.format(
self.searchShortcut.key().toString(QtGui.QKeySequence.NativeText)))
self.search.setFixedHeight(30)
self.model = QtGui.QStandardItemModel(self)
self.proxy = TableExplorerFilterProxyModel(self)
self.proxy.setDynamicSortFilter(False)
self.proxy.setFilterCaseSensitivity(QtCore.Qt.CaseInsensitive)
self.proxy.setSortCaseSensitivity(QtCore.Qt.CaseSensitive)
self.proxy.setSourceModel(self.model)
self.tableview = TableExplorerView(self)
self.tableview.setModel(self.proxy)
self.mainLayout = QtWidgets.QVBoxLayout(self)
self.mainLayout.setContentsMargins(0, 0, 0, 0)
self.mainLayout.addWidget(self.search)
self.mainLayout.addWidget(self.tableview)
self.setTabOrder(self.search, self.tableview)
self.setContentsMargins(0, 0, 0, 0)
self.setMinimumWidth(216)
self.setStyleSheet("""
QLineEdit,
QLineEdit:editable,
QLineEdit:hover,
QLineEdit:pressed,
QLineEdit:focus {
border: none;
border-radius: 0;
background: #FFFFFF;
color: #000000;
padding: 4px 4px 4px 4px;
}
""")
header = self.tableview.header()
header.setStretchLastSection(False)
header.setSectionResizeMode(QtWidgets.QHeaderView.ResizeToContents)
connect(plugin.sgnSchemaChanged, self.onSchemaChanged)
connect(plugin.sgnNodeAdded, self.doAddNode)
connect(self.tableview.pressed, self.onItemPressed)
connect(self.tableview.doubleClicked, self.onItemDoubleClicked)
connect(self.search.textChanged, self.doFilterItem)
connect(self.search.returnPressed, self.onReturnPressed)
connect(self.searchShortcut.activated, self.doFocusSearch)
connect(self.sgnGraphicalNodeItemActivated, self.plugin.doFocusItem)
connect(self.sgnGraphicalNodeItemClicked, self.plugin.doFocusItem)
connect(self.sgnGraphicalNodeItemDoubleClicked,
self.plugin.doFocusItem)
connect(self.sgnGraphicalNodeItemRightClicked, self.plugin.doFocusItem)
connect(self.sgnRelationalTableItemActivated, self.plugin.doFocusTable)
connect(self.sgnRelationalTableItemClicked, self.plugin.doFocusTable)
connect(self.sgnRelationalTableItemDoubleClicked,
self.plugin.doFocusTable)
connect(self.sgnRelationalTableItemRightClicked,
self.plugin.doFocusTable)
#############################################
# SLOTS
#################################
@QtCore.pyqtSlot(RelationalSchema)
def onSchemaChanged(self, schema):
"""
Add a node in the tree view.
:type schema: RelationalSchema
"""
self.model.clear()
@QtCore.pyqtSlot(BlackBirdDiagram, TableNode)
def doAddNode(self, diagram, node):
"""
Add a node in the tree view.
:type diagram: QGraphicsScene
:type node: TableNode
"""
parent = self.parentFor(node)
if not parent:
parent = QtGui.QStandardItem(self.parentKey(node))
parent.setIcon(self.iconFor(node.relationalTable))
parent.setData(node.relationalTable)
self.model.appendRow(parent)
child = QtGui.QStandardItem(self.childKey(diagram, node))
child.setData(node)
parent.appendRow(child)
# APPLY FILTERS AND SORT
if self.sender() != self.plugin:
self.proxy.invalidateFilter()
self.proxy.sort(0, QtCore.Qt.AscendingOrder)
else:
self.doFilterItem('')
@QtCore.pyqtSlot('QGraphicsScene', 'QGraphicsItem')
def doRemoveNode(self, diagram, node):
"""
Remove a node from the tree view.
:type diagram: QGraphicsScene
:type node: AbstractItem
"""
pass
@QtCore.pyqtSlot(str)
def doFilterItem(self, key):
"""
Executed when the search box is filled with data.
:type key: str
"""
self.proxy.setFilterFixedString(key)
self.proxy.sort(QtCore.Qt.AscendingOrder)
@QtCore.pyqtSlot()
def doFocusSearch(self):
"""
Focus the search bar.
"""
# RAISE THE ENTIRE WIDGET TREE IF IT IS NOT VISIBLE
if not self.isVisible():
widget = self
while widget != self.session:
widget.show()
widget.raise_()
widget = widget.parent()
self.search.setFocus()
self.search.selectAll()
@QtCore.pyqtSlot()
def onReturnPressed(self):
"""
Executed when the Return or Enter key is pressed in the search field.
"""
self.focusNextChild()
@QtCore.pyqtSlot('QModelIndex')
def onItemActivated(self, index):
"""
Executed when an item in the treeview is activated (e.g. by pressing Return or Enter key).
:type index: QModelIndex
"""
# noinspection PyArgumentList
if QtWidgets.QApplication.mouseButtons() == QtCore.Qt.NoButton:
item = self.model.itemFromIndex(self.proxy.mapToSource(index))
if item and item.data():
if isinstance(item.data(), RelationalTable):
self.sgnRelationalTableItemActivated.emit(item.data())
elif isinstance(item.data(), TableNode):
# self.sgnGraphicalNodeItemActivated.emit(item.data())
self.sgnRelationalTableItemActivated.emit(
item.data().relationalTable)
# KEEP FOCUS ON THE TREE VIEW UNLESS SHIFT IS PRESSED
if QtWidgets.QApplication.queryKeyboardModifiers(
) & QtCore.Qt.SHIFT:
return
self.tableview.setFocus()
elif item:
# EXPAND/COLLAPSE PARENT ITEM
if self.tableview.isExpanded(index):
self.tableview.collapse(index)
else:
self.tableview.expand(index)
@QtCore.pyqtSlot('QModelIndex')
def onItemDoubleClicked(self, index):
"""
Executed when an item in the treeview is double clicked.
:type index: QModelIndex
"""
# noinspection PyArgumentList
if QtWidgets.QApplication.mouseButtons() & QtCore.Qt.LeftButton:
item = self.model.itemFromIndex(self.proxy.mapToSource(index))
if item and item.data():
if isinstance(item.data(), RelationalTable):
self.sgnRelationalTableItemDoubleClicked.emit(item.data())
elif isinstance(item.data(), TableNode):
self.sgnGraphicalNodeItemDoubleClicked.emit(item.data())
self.sgnRelationalTableItemDoubleClicked.emit(
item.data().relationalTable)
@QtCore.pyqtSlot('QModelIndex')
def onItemPressed(self, index):
"""
Executed when an item in the treeview is clicked.
:type index: QModelIndex
"""
# noinspection PyArgumentList
if QtWidgets.QApplication.mouseButtons() & QtCore.Qt.LeftButton:
item = self.model.itemFromIndex(self.proxy.mapToSource(index))
if item and item.data():
if isinstance(item.data(), RelationalTable):
self.sgnRelationalTableItemClicked.emit(item.data())
elif isinstance(item.data(), TableNode):
# self.sgnGraphicalNodeItemClicked.emit(item.data())
self.sgnRelationalTableItemClicked.emit(
item.data().relationalTable)
#############################################
# INTERFACE
#################################
def iconFor(self, table):
"""
Returns the icon for the given node.
:type table:RelationalTable
"""
entity = table.entity
entityType = entity.entityType
if entityType is EntityType.Class:
return self.classIcon
if entityType is EntityType.ObjectProperty:
return self.objPropIcon
if entityType is EntityType.DataProperty:
return self.dataPropIcon
def parentFor(self, node):
"""
Search the parent element of the given node.
:type node: TableNode
:rtype: QtGui.QStandardItem
"""
for i in self.model.findItems(self.parentKey(node),
QtCore.Qt.MatchExactly):
if i.child(0):
n = i.child(0).data()
if node.type() is n.type():
return i
return None
@staticmethod
def childKey(diagram, node):
"""
Returns the child key (text) used to place the given node in the treeview.
:type diagram: Diagram
:type node: TableNode
:rtype: str
"""
diagram = rstrip(diagram.name, File.Graphol.extension)
return '[{0} - {1}] ({2})'.format(diagram, node.id,
node.relationalTable.name)
@staticmethod
def parentKey(node):
"""
Returns the parent key (text) used to place the given node in the treeview.
:type node: Union[TableNode,RelationalTable]
:rtype: str
"""
if isinstance(node, RelationalTable):
return node.name
if isinstance(node, TableNode):
return node.relationalTable.name
def sizeHint(self):
"""
Returns the recommended size for this widget.
:rtype: QtCore.QSize
"""
return QtCore.QSize(216, 266)
class OntologyExplorerWidget(QtWidgets.QWidget):
"""
This class implements the ontology explorer used to list ontology predicates.
"""
sgnItemClicked = QtCore.pyqtSignal('QGraphicsItem')
sgnItemDoubleClicked = QtCore.pyqtSignal('QGraphicsItem')
sgnItemRightClicked = QtCore.pyqtSignal('QGraphicsItem')
def __init__(self, plugin):
"""
Initialize the ontology explorer widget.
:type plugin: Session
"""
super().__init__(plugin.session)
self.plugin = plugin
self.iconAttribute = QtGui.QIcon(':/icons/18/ic_treeview_attribute')
self.iconConcept = QtGui.QIcon(':/icons/18/ic_treeview_concept')
self.iconInstance = QtGui.QIcon(':/icons/18/ic_treeview_instance')
self.iconRole = QtGui.QIcon(':/icons/18/ic_treeview_role')
self.iconValue = QtGui.QIcon(':/icons/18/ic_treeview_value')
self.search = StringField(self)
self.search.setAcceptDrops(False)
self.search.setClearButtonEnabled(True)
self.search.setPlaceholderText('Search...')
self.search.setFixedHeight(30)
self.model = QtGui.QStandardItemModel(self)
self.proxy = QtCore.QSortFilterProxyModel(self)
self.proxy.setDynamicSortFilter(False)
self.proxy.setFilterCaseSensitivity(QtCore.Qt.CaseInsensitive)
self.proxy.setSortCaseSensitivity(QtCore.Qt.CaseSensitive)
self.proxy.setSourceModel(self.model)
self.ontoview = OntologyExplorerView(self)
self.ontoview.setModel(self.proxy)
self.mainLayout = QtWidgets.QVBoxLayout(self)
self.mainLayout.setContentsMargins(0, 0, 0, 0)
self.mainLayout.addWidget(self.search)
self.mainLayout.addWidget(self.ontoview)
self.setContentsMargins(0, 0, 0, 0)
self.setMinimumWidth(216)
self.setStyleSheet("""
QLineEdit,
QLineEdit:editable,
QLineEdit:hover,
QLineEdit:pressed,
QLineEdit:focus {
border: none;
border-radius: 0;
background: #FFFFFF;
color: #000000;
padding: 4px 4px 4px 4px;
}
""")
header = self.ontoview.header()
header.setStretchLastSection(False)
header.setSectionResizeMode(QtWidgets.QHeaderView.ResizeToContents)
connect(self.ontoview.doubleClicked, self.onItemDoubleClicked)
connect(self.ontoview.pressed, self.onItemPressed)
connect(self.search.textChanged, self.doFilterItem)
connect(self.sgnItemDoubleClicked, self.session.doFocusItem)
connect(self.sgnItemRightClicked, self.session.doFocusItem)
#############################################
# PROPERTIES
#################################
@property
def project(self):
"""
Returns the reference to the active project.
:rtype: Session
"""
return self.session.project
@property
def session(self):
"""
Returns the reference to the active session.
:rtype: Session
"""
return self.plugin.parent()
#############################################
# EVENTS
#################################
def paintEvent(self, paintEvent):
"""
This is needed for the widget to pick the stylesheet.
:type paintEvent: QPaintEvent
"""
option = QtWidgets.QStyleOption()
option.initFrom(self)
painter = QtGui.QPainter(self)
style = self.style()
style.drawPrimitive(QtWidgets.QStyle.PE_Widget, option, painter, self)
#############################################
# SLOTS
#################################
@QtCore.pyqtSlot('QGraphicsScene', 'QGraphicsItem')
def doAddNode(self, diagram, node):
"""
Add a node in the tree view.
:type diagram: QGraphicsScene
:type node: AbstractItem
"""
if node.type() in {
Item.ConceptNode, Item.RoleNode, Item.AttributeNode,
Item.IndividualNode
}:
parent = self.parentFor(node)
if not parent:
parent = QtGui.QStandardItem(self.parentKey(node))
parent.setIcon(self.iconFor(node))
self.model.appendRow(parent)
self.proxy.sort(0, QtCore.Qt.AscendingOrder)
child = QtGui.QStandardItem(self.childKey(diagram, node))
child.setData(node)
parent.appendRow(child)
self.proxy.sort(0, QtCore.Qt.AscendingOrder)
@QtCore.pyqtSlot(str)
def doFilterItem(self, key):
"""
Executed when the search box is filled with data.
:type key: str
"""
self.proxy.setFilterFixedString(key)
self.proxy.sort(QtCore.Qt.AscendingOrder)
@QtCore.pyqtSlot('QGraphicsScene', 'QGraphicsItem')
def doRemoveNode(self, diagram, node):
"""
Remove a node from the tree view.
:type diagram: QGraphicsScene
:type node: AbstractItem
"""
if node.type() in {
Item.ConceptNode, Item.RoleNode, Item.AttributeNode,
Item.IndividualNode
}:
parent = self.parentFor(node)
if parent:
child = self.childFor(parent, diagram, node)
if child:
parent.removeRow(child.index().row())
if not parent.rowCount():
self.model.removeRow(parent.index().row())
@QtCore.pyqtSlot('QModelIndex')
def onItemDoubleClicked(self, index):
"""
Executed when an item in the treeview is double clicked.
:type index: QModelIndex
"""
# noinspection PyArgumentList
if QtWidgets.QApplication.mouseButtons() & QtCore.Qt.LeftButton:
item = self.model.itemFromIndex(self.proxy.mapToSource(index))
if item and item.data():
self.sgnItemDoubleClicked.emit(item.data())
@QtCore.pyqtSlot('QModelIndex')
def onItemPressed(self, index):
"""
Executed when an item in the treeview is clicked.
:type index: QModelIndex
"""
# noinspection PyArgumentList
if QtWidgets.QApplication.mouseButtons() & QtCore.Qt.LeftButton:
item = self.model.itemFromIndex(self.proxy.mapToSource(index))
if item and item.data():
self.sgnItemClicked.emit(item.data())
#############################################
# INTERFACE
#################################
def childFor(self, parent, diagram, node):
"""
Search the item representing this node among parent children.
:type parent: QtGui.QStandardItem
:type diagram: Diagram
:type node: AbstractNode
"""
key = self.childKey(diagram, node)
for i in range(parent.rowCount()):
child = parent.child(i)
if child.text() == key:
return child
return None
@staticmethod
def childKey(diagram, node):
"""
Returns the child key (text) used to place the given node in the treeview.
:type diagram: Diagram
:type node: AbstractNode
:rtype: str
"""
predicate = node.text().replace('\n', '')
diagram = rstrip(diagram.name, File.Graphol.extension)
return '{0} ({1} - {2})'.format(predicate, diagram, node.id)
def iconFor(self, node):
"""
Returns the icon for the given node.
:type node:
"""
if node.type() is Item.AttributeNode:
return self.iconAttribute
if node.type() is Item.ConceptNode:
return self.iconConcept
if node.type() is Item.IndividualNode:
if node.identity() is Identity.Individual:
return self.iconInstance
if node.identity() is Identity.Value:
return self.iconValue
if node.type() is Item.RoleNode:
return self.iconRole
def parentFor(self, node):
"""
Search the parent element of the given node.
:type node: AbstractNode
:rtype: QtGui.QStandardItem
"""
for i in self.model.findItems(self.parentKey(node),
QtCore.Qt.MatchExactly):
n = i.child(0).data()
if node.type() is n.type():
return i
return None
@staticmethod
def parentKey(node):
"""
Returns the parent key (text) used to place the given node in the treeview.
:type node: AbstractNode
:rtype: str
"""
return node.text().replace('\n', '')
def sizeHint(self):
"""
Returns the recommended size for this widget.
:rtype: QtCore.QSize
"""
return QtCore.QSize(216, 266)
class OntologyExplorerWidget(QtWidgets.QWidget):
"""
This class implements the ontology explorer used to list ontology predicates.
"""
sgnItemActivated = QtCore.pyqtSignal('QGraphicsItem')
sgnItemClicked = QtCore.pyqtSignal('QGraphicsItem')
sgnItemDoubleClicked = QtCore.pyqtSignal('QGraphicsItem')
sgnItemRightClicked = QtCore.pyqtSignal('QGraphicsItem')
sgnIRIItemActivated = QtCore.pyqtSignal(IRI)
sgnIRIItemClicked = QtCore.pyqtSignal(IRI)
sgnIRIItemDoubleClicked = QtCore.pyqtSignal(IRI)
sgnIRIItemRightClicked = QtCore.pyqtSignal(IRI)
def __init__(self, plugin):
"""
Initialize the ontology explorer widget.
:type plugin: Session
"""
super().__init__(plugin.session)
self.plugin = plugin
self.items = [
Item.ConceptIRINode, Item.RoleIRINode, Item.AttributeIRINode,
Item.IndividualIRINode, Item.ValueDomainIRINode
]
self.unsatisfiableItems = list()
self.unsatisfiableClasses = list()
self.unsatisfiableObjProps = list()
self.unsatisfiableDataProps = list()
self.iconAttribute = QtGui.QIcon(':/icons/18/ic_treeview_attribute')
self.iconConcept = QtGui.QIcon(':/icons/18/ic_treeview_concept')
self.iconInstance = QtGui.QIcon(':/icons/18/ic_treeview_instance')
self.iconRole = QtGui.QIcon(':/icons/18/ic_treeview_role')
self.iconValue = QtGui.QIcon(':/icons/18/ic_treeview_value')
self.searchShortcut = QtWidgets.QShortcut(QtGui.QKeySequence('Ctrl+f'),
self.session)
self.search = StringField(self)
self.search.setAcceptDrops(False)
self.search.setClearButtonEnabled(True)
self.search.setPlaceholderText('Search...')
self.search.setToolTip('Search ({})'.format(
self.searchShortcut.key().toString(QtGui.QKeySequence.NativeText)))
self.search.setFixedHeight(30)
self.model = QtGui.QStandardItemModel(self)
self.proxy = OntologyExplorerFilterProxyModel(self)
self.proxy.setDynamicSortFilter(False)
self.proxy.setFilterCaseSensitivity(QtCore.Qt.CaseInsensitive)
self.proxy.setSortCaseSensitivity(QtCore.Qt.CaseSensitive)
self.proxy.setSourceModel(self.model)
self.ontoview = OntologyExplorerView(self)
self.ontoview.setModel(self.proxy)
self.mainLayout = QtWidgets.QVBoxLayout(self)
self.mainLayout.setContentsMargins(0, 0, 0, 0)
self.mainLayout.addWidget(self.search)
self.mainLayout.addWidget(self.ontoview)
self.setTabOrder(self.search, self.ontoview)
self.setContentsMargins(0, 0, 0, 0)
self.setMinimumWidth(216)
self.setStyleSheet("""
QLineEdit,
QLineEdit:editable,
QLineEdit:hover,
QLineEdit:pressed,
QLineEdit:focus {
border: none;
border-radius: 0;
background: #FFFFFF;
color: #000000;
padding: 4px 4px 4px 4px;
}
""")
header = self.ontoview.header()
header.setStretchLastSection(False)
header.setSectionResizeMode(QtWidgets.QHeaderView.ResizeToContents)
connect(self.ontoview.activated, self.onItemActivated)
connect(self.ontoview.doubleClicked, self.onItemDoubleClicked)
connect(self.ontoview.pressed, self.onItemPressed)
connect(self.search.textChanged, self.doFilterItem)
connect(self.search.returnPressed, self.onReturnPressed)
connect(self.searchShortcut.activated, self.doFocusSearch)
connect(self.sgnItemActivated, self.session.doFocusItem)
connect(self.sgnItemDoubleClicked, self.session.doFocusItem)
connect(self.sgnItemRightClicked, self.session.doFocusItem)
connect(self.session.sgnPrefixAdded, self.onPrefixAdded)
connect(self.session.sgnPrefixRemoved, self.onPrefixRemoved)
connect(self.session.sgnPrefixModified, self.onPrefixModified)
connect(self.session.sgnRenderingModified, self.onRenderingModified)
connect(self.session.sgnIRIRemovedFromAllDiagrams,
self.onIRIRemovedFromAllDiagrams)
connect(self.session.sgnSingleNodeSwitchIRI,
self.onSingleNodeIRISwitched)
#############################################
# PROPERTIES
#################################
@property
def project(self):
"""
Returns the reference to the active project.
:rtype: Session
"""
return self.session.project
@property
def session(self):
"""
Returns the reference to the active session.
:rtype: Session
"""
return self.plugin.parent()
#############################################
# EVENTS
#################################
def paintEvent(self, paintEvent):
"""
This is needed for the widget to pick the stylesheet.
:type paintEvent: QPaintEvent
"""
option = QtWidgets.QStyleOption()
option.initFrom(self)
painter = QtGui.QPainter(self)
style = self.style()
style.drawPrimitive(QtWidgets.QStyle.PE_Widget, option, painter, self)
#############################################
# SLOTS
#################################
@QtCore.pyqtSlot(str)
def onRenderingModified(self, rendering):
# RESET MODEL DISPLAY DATA
# Here we force te explorer view to become invisible while we update
# its model in order to avoid unnecessary UI updates that could
# otherwise cause the entire application to become unresponsive.
# This is kind of a hack but it works for the moment.
self.ontoview.setVisible(False)
for index in range(self.model.rowCount()):
item = self.model.item(index)
data = item.data(OntologyExplorerView.IRIRole)
if isinstance(data, IRI):
item.setText(self.parentKeyForIRI(data))
self.model.dataChanged.emit(
self.model.index(0, 0),
self.model.index(self.model.rowCount() - 1, 0))
self.ontoview.setVisible(True)
# APPLY FILTERS AND SORT
self.proxy.invalidateFilter()
self.proxy.sort(0, QtCore.Qt.AscendingOrder)
@QtCore.pyqtSlot(str, str)
def onPrefixAdded(self, _prefix: str, _ns: str):
settings = QtCore.QSettings()
rendering = settings.value('ontology/iri/render',
IRIRender.PREFIX.value, str)
if rendering == IRIRender.PREFIX.value or rendering == IRIRender.LABEL.value:
self.redrawIRIItem()
@QtCore.pyqtSlot(str)
def onPrefixRemoved(self, _: str):
settings = QtCore.QSettings()
rendering = settings.value('ontology/iri/render',
IRIRender.PREFIX.value, str)
if rendering == IRIRender.PREFIX.value or rendering == IRIRender.LABEL.value:
self.redrawIRIItem()
@QtCore.pyqtSlot(str)
def onPrefixModified(self, _: str):
settings = QtCore.QSettings()
rendering = settings.value('ontology/iri/render',
IRIRender.PREFIX.value, str)
if rendering == IRIRender.PREFIX.value or rendering == IRIRender.LABEL.value:
self.redrawIRIItem()
@QtCore.pyqtSlot(str)
def onIRIModified(self, _: str):
iri = self.sender()
self.redrawIRIItem(iri)
@QtCore.pyqtSlot(AnnotationAssertion)
def onIRIAnnotationAssertionAdded(self, _):
iri = self.sender()
settings = QtCore.QSettings()
rendering = settings.value('ontology/iri/render',
IRIRender.PREFIX.value, str)
if rendering == IRIRender.PREFIX.value or rendering == IRIRender.LABEL.value:
self.redrawIRIItem(iri)
@QtCore.pyqtSlot(AnnotationAssertion)
def onIRIAnnotationAssertionRemoved(self, _):
iri = self.sender()
settings = QtCore.QSettings()
rendering = settings.value('ontology/iri/render',
IRIRender.PREFIX.value, str)
if rendering == IRIRender.PREFIX.value or rendering == IRIRender.LABEL.value:
self.redrawIRIItem(iri)
@QtCore.pyqtSlot(AnnotationAssertion)
def onIRIAnnotationAssertionModified(self, _):
iri = self.sender()
settings = QtCore.QSettings()
rendering = settings.value('ontology/iri/render',
IRIRender.PREFIX.value, str)
if rendering == IRIRender.PREFIX.value or rendering == IRIRender.LABEL.value:
self.redrawIRIItem(iri)
@QtCore.pyqtSlot()
def onNodeIRISwitched(self):
node = self.sender()
self.doAddNode(node.diagram, node)
@QtCore.pyqtSlot(AbstractNode, IRI)
def onSingleNodeIRISwitched(self, node, oldIRI):
oldParentK = self.parentKeyForIRI(oldIRI)
for parent in self.model.findItems(oldParentK, QtCore.Qt.MatchExactly):
rowCount = parent.rowCount()
for i in range(rowCount):
child = parent.child(i)
if child.data(OntologyExplorerView.IRIRole) is node:
parent.removeRow(i)
break
if not parent.rowCount():
if isinstance(node, (
OntologyEntityNode,
OntologyEntityResizableNode,
)):
self.disconnectIRISignals(
parent.data(OntologyExplorerView.IRIRole))
self.model.removeRow(parent.index().row())
@QtCore.pyqtSlot(IRI)
def onIRIRemovedFromAllDiagrams(self, iri):
parentK = self.parentKeyForIRI(iri)
for parent in self.model.findItems(parentK, QtCore.Qt.MatchExactly):
'''
removeParent = True
rowCount = parent.rowCount()
for i in range(rowCount):
childData = parent.child(i).data(QtCore.Qt.UserRole)
if isinstance(childData,OntologyEntityNode) or isinstance(childData, OntologyEntityResizableNode):
parent.removeRow(i)
else:
removeParent = False
if removeParent:
self.model.removeRow(parent.index().row())
'''
self.model.removeRow(parent.index().row())
@QtCore.pyqtSlot(IRI)
def onUnsatisfiableClass(self, iri):
parent = self.parentForIRI(iri)
if parent:
parent.setData(OntologyExplorerView.UnsatisfiableBrush,
QtCore.Qt.ForegroundRole)
self.unsatisfiableItems.append(parent)
self.unsatisfiableClasses.append(parent)
@QtCore.pyqtSlot(IRI)
def onUnsatisfiableObjectProperty(self, iri):
parent = self.parentForIRI(iri)
if parent:
parent.setData(OntologyExplorerView.UnsatisfiableBrush,
QtCore.Qt.ForegroundRole)
self.unsatisfiableItems.append(parent)
self.unsatisfiableObjProps.append(parent)
@QtCore.pyqtSlot(IRI)
def onUnsatisfiableDataProperty(self, iri):
parent = self.parentForIRI(iri)
if parent:
parent.setData(OntologyExplorerView.UnsatisfiableBrush,
QtCore.Qt.ForegroundRole)
self.unsatisfiableItems.append(parent)
self.unsatisfiableDataProps.append(parent)
@QtCore.pyqtSlot()
def doResetReasonerHighlight(self):
for item in self.unsatisfiableItems:
item.setData(None, QtCore.Qt.ForegroundRole)
self.unsatisfiableItems = list()
self.unsatisfiableClasses = list()
self.unsatisfiableObjProps = list()
self.unsatisfiableDataProps = list()
@QtCore.pyqtSlot(ImportedOntology)
def onImportedOntologyAdded(self, impOnt):
"""
:param impOnt:ImportedOntology
:return:
"""
for classIRI in impOnt.classes:
parent = self.parentForIRI(classIRI)
if not parent:
parent = QtGui.QStandardItem(self.parentKeyForIRI(classIRI))
parent.setData(classIRI, OntologyExplorerView.IRIRole)
self.connectIRISignals(classIRI)
self.model.appendRow(parent)
child = QtGui.QStandardItem(
self.childKeyForImported(impOnt, classIRI))
# CHECK FOR DUPLICATE NODES
children = [parent.child(i) for i in range(parent.rowCount())]
if not any([(child.text() == c.text()
and c.icon() is self.iconConcept) for c in children]):
child.setIcon(self.iconConcept)
childData = [classIRI, Item.ConceptIRINode.value]
child.setData(childData, OntologyExplorerView.IRIRole)
parent.appendRow(child)
for objPropIRI in impOnt.objectProperties:
parent = self.parentForIRI(objPropIRI)
if not parent:
parent = QtGui.QStandardItem(self.parentKeyForIRI(objPropIRI))
parent.setData(objPropIRI, OntologyExplorerView.IRIRole)
self.connectIRISignals(objPropIRI)
self.model.appendRow(parent)
child = QtGui.QStandardItem(
self.childKeyForImported(impOnt, objPropIRI))
# CHECK FOR DUPLICATE NODES
children = [parent.child(i) for i in range(parent.rowCount())]
if not any([(child.text() == c.text()
and c.icon() is self.iconRole) for c in children]):
child.setIcon(self.iconRole)
childData = [objPropIRI, Item.RoleIRINode.value]
child.setData(childData, OntologyExplorerView.IRIRole)
parent.appendRow(child)
for dataPropIRI in impOnt.dataProperties:
parent = self.parentForIRI(dataPropIRI)
if not parent:
parent = QtGui.QStandardItem(self.parentKeyForIRI(dataPropIRI))
parent.setData(dataPropIRI, OntologyExplorerView.IRIRole)
self.connectIRISignals(dataPropIRI)
self.model.appendRow(parent)
child = QtGui.QStandardItem(
self.childKeyForImported(impOnt, dataPropIRI))
# CHECK FOR DUPLICATE NODES
children = [parent.child(i) for i in range(parent.rowCount())]
if not any([(child.text() == c.text()
and c.icon() is self.iconAttribute)
for c in children]):
child.setIcon(self.iconAttribute)
childData = [dataPropIRI, Item.AttributeIRINode.value]
child.setData(childData, OntologyExplorerView.IRIRole)
parent.appendRow(child)
for indIRI in impOnt.individuals:
parent = self.parentForIRI(indIRI)
if not parent:
parent = QtGui.QStandardItem(self.parentKeyForIRI(indIRI))
parent.setData(indIRI, OntologyExplorerView.IRIRole)
self.connectIRISignals(indIRI)
self.model.appendRow(parent)
child = QtGui.QStandardItem(
self.childKeyForImported(impOnt, indIRI))
# CHECK FOR DUPLICATE NODES
children = [parent.child(i) for i in range(parent.rowCount())]
if not any([(child.text() == c.text()
and c.icon() is self.iconInstance)
for c in children]):
child.setIcon(self.iconInstance)
childData = [indIRI, Item.IndividualIRINode.value]
child.setData(childData, OntologyExplorerView.IRIRole)
parent.appendRow(child)
# APPLY FILTERS AND SORT
if self.sender() != self.plugin:
self.proxy.invalidateFilter()
self.proxy.sort(0, QtCore.Qt.AscendingOrder)
@QtCore.pyqtSlot(ImportedOntology)
def onImportedOntologyRemoved(self, impOnt):
"""
:param impOnt:ImportedOntology
:return:
"""
for classIRI in impOnt.classes:
parent = self.parentForIRI(classIRI)
if parent:
child = self.childForImported(parent, impOnt, classIRI)
if child:
parent.removeRow((child.index().row()))
if not parent.rowCount():
self.disconnectIRISignals(classIRI)
self.model.removeRow(parent.index().row())
for objPropIRI in impOnt.objectProperties:
parent = self.parentForIRI(objPropIRI)
if parent:
child = self.childForImported(parent, impOnt, objPropIRI)
if child:
parent.removeRow((child.index().row()))
if not parent.rowCount():
self.disconnectIRISignals(objPropIRI)
self.model.removeRow(parent.index().row())
for dataPropIRI in impOnt.dataProperties:
parent = self.parentForIRI(dataPropIRI)
if parent:
child = self.childForImported(parent, impOnt, dataPropIRI)
if child:
parent.removeRow((child.index().row()))
if not parent.rowCount():
self.disconnectIRISignals(dataPropIRI)
self.model.removeRow(parent.index().row())
for indIRI in impOnt.individuals:
parent = self.parentForIRI(indIRI)
if parent:
child = self.childForImported(parent, impOnt, indIRI)
if child:
parent.removeRow((child.index().row()))
if not parent.rowCount():
self.disconnectIRISignals(indIRI)
self.model.removeRow(parent.index().row())
# APPLY FILTERS AND SORT
if self.sender() != self.plugin:
self.proxy.invalidateFilter()
self.proxy.sort(0, QtCore.Qt.AscendingOrder)
@QtCore.pyqtSlot('QGraphicsScene', 'QGraphicsItem')
def doAddNode(self, diagram, node):
"""
Add a node in the tree view.
:type diagram: QGraphicsScene
:type node: AbstractItem
"""
if node.type() in self.items:
parent = self.parentFor(node)
if not parent:
if not isinstance(node, (
OntologyEntityNode,
OntologyEntityResizableNode,
)):
parent = QtGui.QStandardItem(self.parentKey(node))
parent.setIcon(self.iconFor(node))
else:
parent = QtGui.QStandardItem(self.parentKeyForIRI(
node.iri))
parent.setData(node.iri, OntologyExplorerView.IRIRole)
self.connectIRISignals(node.iri)
self.model.appendRow(parent)
child = QtGui.QStandardItem(self.childKey(diagram, node))
if isinstance(node, (
OntologyEntityNode,
OntologyEntityResizableNode,
)):
child.setIcon(self.iconFor(node))
connect(node.sgnIRISwitched, self.onNodeIRISwitched)
child.setData(node, OntologyExplorerView.IRIRole)
parent.appendRow(child)
# APPLY FILTERS AND SORT
if self.sender() != self.plugin:
self.proxy.invalidateFilter()
self.proxy.sort(0, QtCore.Qt.AscendingOrder)
@QtCore.pyqtSlot('QGraphicsScene', 'QGraphicsItem')
def doRemoveNode(self, diagram, node):
"""
Remove a node from the tree view.
:type diagram: QGraphicsScene
:type node: AbstractItem
"""
if node.type() in self.items:
parent = self.parentFor(node)
if parent:
child = self.childFor(parent, diagram, node)
if child:
parent.removeRow(child.index().row())
if not parent.rowCount():
if isinstance(node, (
OntologyEntityNode,
OntologyEntityResizableNode,
)):
self.disconnectIRISignals(
parent.data(OntologyExplorerView.IRIRole))
self.model.removeRow(parent.index().row())
@QtCore.pyqtSlot(str)
def doFilterItem(self, key):
"""
Executed when the search box is filled with data.
:type key: str
"""
self.proxy.setFilterFixedString(key)
self.proxy.sort(QtCore.Qt.AscendingOrder)
@QtCore.pyqtSlot()
def doFocusSearch(self):
"""
Focus the search bar.
"""
# RAISE THE ENTIRE WIDGET TREE IF IT IS NOT VISIBLE
if not self.isVisible():
widget = self
while widget != self.session:
widget.show()
widget.raise_()
widget = widget.parent()
self.search.setFocus()
self.search.selectAll()
@QtCore.pyqtSlot('QModelIndex')
def onItemActivated(self, index):
"""
Executed when an item in the treeview is activated (e.g. by pressing Return or Enter key).
:type index: QModelIndex
"""
# noinspection PyArgumentList
if QtWidgets.QApplication.mouseButtons() == QtCore.Qt.NoButton:
item = self.model.itemFromIndex(self.proxy.mapToSource(index))
if item and item.data(OntologyExplorerView.IRIRole):
if isinstance(item.data(OntologyExplorerView.IRIRole), IRI):
self.sgnIRIItemActivated.emit(
item.data(OntologyExplorerView.IRIRole))
else:
self.sgnItemActivated.emit(
item.data(OntologyExplorerView.IRIRole))
# KEEP FOCUS ON THE TREE VIEW UNLESS SHIFT IS PRESSED
if QtWidgets.QApplication.queryKeyboardModifiers(
) & QtCore.Qt.SHIFT:
return
self.ontoview.setFocus()
elif item:
# EXPAND/COLLAPSE PARENT ITEM
if self.ontoview.isExpanded(index):
self.ontoview.collapse(index)
else:
self.ontoview.expand(index)
@QtCore.pyqtSlot('QModelIndex')
def onItemDoubleClicked(self, index):
"""
Executed when an item in the treeview is double clicked.
:type index: QModelIndex
"""
# noinspection PyArgumentList
if QtWidgets.QApplication.mouseButtons() & QtCore.Qt.LeftButton:
item = self.model.itemFromIndex(self.proxy.mapToSource(index))
if item and item.data(OntologyExplorerView.IRIRole):
if isinstance(item.data(OntologyExplorerView.IRIRole), IRI):
self.sgnIRIItemDoubleClicked.emit(
item.data(OntologyExplorerView.IRIRole))
elif isinstance(item.data(OntologyExplorerView.IRIRole),
AbstractNode):
self.sgnItemDoubleClicked.emit(
item.data(OntologyExplorerView.IRIRole))
@QtCore.pyqtSlot('QModelIndex')
def onItemPressed(self, index):
"""
Executed when an item in the treeview is clicked.
:type index: QModelIndex
"""
# noinspection PyArgumentList
if QtWidgets.QApplication.mouseButtons() & QtCore.Qt.LeftButton:
item = self.model.itemFromIndex(self.proxy.mapToSource(index))
if item and item.data(OntologyExplorerView.IRIRole):
if isinstance(item.data(OntologyExplorerView.IRIRole), IRI):
self.sgnIRIItemClicked.emit(
item.data(OntologyExplorerView.IRIRole))
elif isinstance(item.data(OntologyExplorerView.IRIRole),
AbstractNode):
self.sgnItemClicked.emit(
item.data(OntologyExplorerView.IRIRole))
@QtCore.pyqtSlot()
def onReturnPressed(self):
"""
Executed when the Return or Enter key is pressed in the search field.
"""
self.focusNextChild()
#############################################
# INTERFACE
#################################
def connectNodeSignals(self, node):
"""
:type node: OntologyEntityNode | OntologyEntityResizableNode
"""
connect(node.sgnIRISwitched, self.onNodeIRISwitched)
def connectIRISignals(self, iri):
"""
:type iri: IRI
"""
connect(iri.sgnAnnotationAdded, self.onIRIAnnotationAssertionAdded)
connect(iri.sgnAnnotationRemoved, self.onIRIAnnotationAssertionRemoved)
connect(iri.sgnAnnotationModified,
self.onIRIAnnotationAssertionModified)
connect(iri.sgnIRIModified, self.onIRIModified)
def disconnectIRISignals(self, iri):
"""
:type iri: IRI
"""
disconnect(iri.sgnAnnotationAdded, self.onIRIAnnotationAssertionAdded)
disconnect(iri.sgnAnnotationRemoved,
self.onIRIAnnotationAssertionRemoved)
disconnect(iri.sgnAnnotationModified,
self.onIRIAnnotationAssertionModified)
disconnect(iri.sgnIRIModified, self.onIRIModified)
def redrawIRIItem(self, iri=None):
self.ontoview.setSortingEnabled(False)
for row in range(self.model.rowCount()):
currItem = self.model.item(row)
if iri:
currIRI = currItem.data(OntologyExplorerView.IRIRole)
if currIRI is iri:
currItem.setText(self.parentKeyForIRI(iri))
break
else:
if isinstance(currItem.data(OntologyExplorerView.IRIRole),
IRI):
currItem.setText(
self.parentKeyForIRI(
currItem.data(OntologyExplorerView.IRIRole)))
self.ontoview.setSortingEnabled(True)
if self.sender() != self.plugin:
self.proxy.invalidateFilter()
self.proxy.sort(0, QtCore.Qt.AscendingOrder)
def childFor(self, parent, diagram, node):
"""
Search the item representing this node among parent children.
:type parent: QtGui.QStandardItem
:type diagram: Diagram
:type node: AbstractNode
"""
key = self.childKey(diagram, node)
for i in range(parent.rowCount()):
child = parent.child(i)
if child.text() == key:
return child
return None
def childForImported(self, parent, impOnt, iri):
"""
Search the item representing this node among parent children.
:type parent: QtGui.QStandardItem
:type impOnt: ImportedOntology
:type iri: IRI
"""
key = self.childKeyForImported(impOnt, iri)
for i in range(parent.rowCount()):
child = parent.child(i)
if child.text() == key:
return child
return None
@staticmethod
def childKey(diagram, node):
"""
Returns the child key (text) used to place the given node in the treeview.
:type diagram: Diagram
:type node: AbstractNode
:rtype: str
"""
diagram = rstrip(diagram.name, File.Graphol.extension)
if isinstance(node, (OntologyEntityNode, OntologyEntityResizableNode)):
return '{0} - {1}'.format(diagram, node.id)
else:
predicate = node.text().replace('\n', '')
return '{0} ({1} - {2})'.format(predicate, diagram, node.id)
@staticmethod
def childKeyForImported(impOnt, iri):
"""
Returns the child key (text) used to place the given node in the treeview.
:type impOnt: ImportedOntology
:type iri: IRI
:rtype: str
"""
return 'Imported from {}'.format(impOnt.docLocation)
def iconFor(self, node):
"""
Returns the icon for the given node.
:type node:
"""
if node.type() is Item.AttributeIRINode:
return self.iconAttribute
if node.type() is Item.ConceptIRINode:
return self.iconConcept
if node.type() is Item.IndividualIRINode:
return self.iconInstance
if node.type() is Item.RoleIRINode:
return self.iconRole
if node.type() is Item.ValueDomainIRINode:
return self.iconValue
def parentFor(self, node):
"""
Search the parent element of the given node.
:type node: AbstractNode
:rtype: QtGui.QStandardItem
"""
if isinstance(node, (
OntologyEntityNode,
OntologyEntityResizableNode,
)):
parentK = self.parentKeyForIRI(node.iri)
for i in self.model.findItems(parentK, QtCore.Qt.MatchExactly):
parentIRI = i.data(OntologyExplorerView.IRIRole)
if node.iri is parentIRI:
return i
else:
parentK = self.parentKey(node)
for i in self.model.findItems(parentK, QtCore.Qt.MatchExactly):
n = i.child(0).data(OntologyExplorerView.IRIRole)
if node.type() is n.type():
return i
return None
def parentForIRI(self, iri):
"""
Search the parent element of the given iri.
:type node: IRI
:rtype: QtGui.QStandardItem
"""
parentK = self.parentKeyForIRI(iri)
for i in self.model.findItems(parentK, QtCore.Qt.MatchExactly):
parentIRI = i.data(OntologyExplorerView.IRIRole)
if iri is parentIRI:
return i
return None
@staticmethod
def parentKeyForIRI(iri):
return IRIRender.iriLabelString(iri).replace('\n', '')
@staticmethod
def parentKey(node):
"""
Returns the parent key (text) used to place the given node in the treeview.
:type node: AbstractNode
:type project Project
:rtype: str
"""
return node.text().replace('\n', '')
def sizeHint(self):
"""
Returns the recommended size for this widget.
:rtype: QtCore.QSize
"""
return QtCore.QSize(216, 266)
class IriWidget(QtWidgets.QScrollArea):
"""
This class implements the information box widget.
"""
def __init__(self, plugin):
"""
Initialize the info box.
:type plugin: Info
"""
super().__init__(plugin.session)
self.plugin = plugin
self.mainLayout = QtWidgets.QVBoxLayout(self)
self.mainLayout.setAlignment(QtCore.Qt.AlignTop)
self.mainLayout.setContentsMargins(0, 0, 0, 0)
self.mainLayout.setSpacing(0)
#############
self.tableheader_prefixes = Header('Prefix', self)
self.tableheader_iri = Header(' IRI ', self)
self.tableheader_nodes = Header('Nodes ', self)
"""
self.horizontalbox = QtWidgets.QHBoxLayout(self) #to be added to main layout
self.horizontalbox.setAlignment(QtCore.Qt.AlignTop)
self.horizontalbox.setContentsMargins(0, 0, 0, 0)
self.horizontalbox.setSpacing(0)
self.horizontalbox.addWidget(self.tableheader_iri)
self.horizontalbox.addWidget(self.tableheader_prefixes)
self.horizontalbox.addWidget(self.tableheader_nodes)
"""
#############
self.entry_status = QtWidgets.QStatusBar()
"""
self.slider = QtWidgets.QSlider()
self.slider.setCursor(QtGui.QCursor())
self.slider.setEnabled(True)
self.slider.setRange(1,100)
self.slider.setValue(12)
self.slider.setTickPosition(QtWidgets.QSlider.TicksBothSides)
self.slider.setTracking(True)
self.slider.setTickInterval(1)
self.slider.setMouseTracking(True)
self.slider.setTracking(True)
"""
"""
self.entry_button = QtWidgets.QPushButton()
self.entry_button.setText('+++')
self.remove_entry_button = QtWidgets.QPushButton()
self.remove_entry_button.setText('---')
self.modify_entry_button = QtWidgets.QPushButton()
self.modify_entry_button.setText('M')
"""
self.test_IRI_button = QtWidgets.QPushButton()
self.test_IRI_button.setText('T')
self.dictionary_display_button = QtWidgets.QPushButton()
self.dictionary_display_button.setText('D')
self.hide_or_show_nodes_button = QtWidgets.QPushButton()
self.hide_or_show_nodes_button.setText('*')
self.buttons_layout = QtWidgets.QHBoxLayout(self)
self.buttons_layout.setAlignment(QtCore.Qt.AlignTop)
self.buttons_layout.setContentsMargins(0, 0, 0, 0)
self.buttons_layout.setSpacing(0)
#self.buttons_layout.addWidget(self.entry_button)
#self.buttons_layout.addWidget(self.remove_entry_button)
#self.buttons_layout.addWidget(self.modify_entry_button)
#self.buttons_layout.addWidget(self.test_IRI_button)
self.buttons_layout.addWidget(self.dictionary_display_button)
self.buttons_layout.addWidget(self.hide_or_show_nodes_button)
#connect(self.entry_button.pressed, self.button_add)
#connect(self.remove_entry_button.pressed, self.button_remove)
connect(self.dictionary_display_button.pressed,
self.display_IRIPrefixesNodesDict)
connect(self.hide_or_show_nodes_button.pressed,
self.hide_or_show_nodes)
connect(self.test_IRI_button.pressed, self.test_IRI)
#connect(self.modify_entry_button.pressed, self.process_entry_from_textboxes_for_button_modify)
#connect(self.slider.sliderMoved, self.slider_moved)
self.prefix_input_box = StringField(self)
self.prefix_input_box.setPlaceholderText('Enter Prefix')
self.prefix_input_box.setAcceptDrops(False)
self.prefix_input_box.setClearButtonEnabled(True)
self.prefix_input_box.setFixedHeight(30)
self.iri_input_box = StringField(self)
self.iri_input_box.setPlaceholderText('Enter IRI')
self.iri_input_box.setAcceptDrops(False)
self.iri_input_box.setClearButtonEnabled(True)
self.iri_input_box.setFixedHeight(30)
self.verticalbox = QtWidgets.QVBoxLayout(
self) # to be added to main layout
self.verticalbox.setAlignment(QtCore.Qt.AlignTop)
self.verticalbox.setContentsMargins(0, 0, 0, 0)
self.verticalbox.setSpacing(0)
#self.verticalbox.addWidget(self.iri_input_box)
#self.verticalbox.addWidget(self.prefix_input_box)
self.verticalbox.addLayout(self.buttons_layout)
#self.verticalbox.addWidget(self.entry_button)
#self.verticalbox.addWidget(self.remove_entry_button)
#self.verticalbox.addWidget(self.dictionary_display_button)
#self.verticalbox.addWidget(self.slider)
self.verticalbox.addWidget(self.entry_status)
#############
self.table = QtWidgets.QTableWidget(self)
self.table.setContentsMargins(0, 0, 0, 0)
self.table.horizontalHeader().setVisible(False)
self.table.verticalHeader().setVisible(False)
self.table.setMinimumWidth(self.width())
self.table.setMinimumHeight(self.height() -
self.dictionary_display_button.height())
connect(self.table.cellPressed, self.try_to_edit_cell)
self.horizontalbox_3 = QtWidgets.QHBoxLayout(
self) #to be added to main layout
self.horizontalbox_3.setAlignment(QtCore.Qt.AlignTop)
self.horizontalbox_3.setContentsMargins(0, 0, 0, 0)
self.horizontalbox_3.setSpacing(0)
self.horizontalbox_3.addWidget(self.table)
#############
self.mainLayout.addLayout(self.verticalbox)
#self.mainLayout.addLayout(self.horizontalbox)
self.mainLayout.addLayout(self.horizontalbox_3)
#############
self.setContentsMargins(0, 0, 0, 0)
self.setMinimumSize(QtCore.QSize(216, 120))
self.setHorizontalScrollBarPolicy(QtCore.Qt.ScrollBarAlwaysOff)
self.setVerticalScrollBarPolicy(QtCore.Qt.ScrollBarAsNeeded)
self.setWidgetResizable(True)
self.setStyleSheet("""
IriWidget {
background: #FFFFFF;
}
IriWidget Header {
background: #5A5050;
padding-left: 4px;
color: #FFFFFF;
}
""")
scrollbar = self.verticalScrollBar()
scrollbar.installEventFilter(self)
self.ENTRY_MODIFY_OK_var = set()
self.ENTRY_REMOVE_OK_var = set()
self.ENTRY_ADD_OK_var = set()
self.ENTRY_IGNORE_var = set()
self.ADD_OR_REMOVE = None
self.SHOW_NODES = True
self.ITEM_ACTIVATED = None
#############################################
# PROPERTIES
#################################
@property
def project(self):
"""
Returns the reference to the active project.
:rtype: Session
"""
return self.session.project
@property
def session(self):
"""
Returns the reference to the active session.
:rtype: Session
"""
return self.plugin.parent()
#############################################
# EVENTS
#################################
def eventFilter(self, source, event):
"""
Filter incoming events.
:type source: QObject
:type event: QtCore.QEvent
"""
if source is self.verticalScrollBar():
if event.type() in {QtCore.QEvent.Show, QtCore.QEvent.Hide}:
self.redraw()
return super().eventFilter(source, event)
###############################
#
###############################
@QtCore.pyqtSlot(str, str, str, str)
def entry_MODIFY_ok(self, iri_from, prefix_from, iri_to, prefix_to):
self.ENTRY_MODIFY_OK_var.add(True)
self.entry_status.showMessage('Successfully modified', 10000)
print('entry_ADD_ok(self): ', iri_from, ',', prefix_from, ',', iri_to,
',', prefix_to)
@QtCore.pyqtSlot(str, str, str)
def entry_ADD_ok(self, iri, prefix, message):
self.ENTRY_ADD_OK_var.add(True)
self.entry_status.showMessage(message, 10000)
print('entry_ADD_ok(self): ', iri, ',', prefix, ',', message)
@QtCore.pyqtSlot(str, str, str)
def entry_REMOVE_OK(self, iri, prefix, message):
self.ENTRY_REMOVE_OK_var.add(True)
self.entry_status.showMessage(message, 10000)
print('entry_REMOVE_ok(self): ', iri, ',', prefix, ',', message)
@QtCore.pyqtSlot(str, str, str)
def entry_NOT_OK(self, iri, prefixes, message):
self.ENTRY_IGNORE_var.add(True)
self.entry_status.showMessage(message, 10000)
print('entry_NOT_OK(self): ', iri, ',', prefixes, ',', message)
@QtCore.pyqtSlot(int, int)
def try_to_edit_cell(self, r, c):
print(r, '-', c)
self.table.editItem(self.table.item(r, c))
def test_IRI(self):
iri_inp = self.iri_input_box.text()
res = self.project.check_validity_of_IRI(iri_inp)
print('IRI_valid', res)
def display_IRIPrefixesNodesDict(self):
self.project.print_dictionary(self.project.IRI_prefixes_nodes_dict)
def FillTableWithStandardData(self):
for iri in self.project.IRI_prefixes_nodes_dict.keys():
if iri in OWLStandardIRIPrefixPairsDict.std_IRI_prefix_dict.keys():
item_iri = QtWidgets.QTableWidgetItem()
item_iri.setText(iri)
item_iri.setFlags(QtCore.Qt.ItemIsEnabled
| QtCore.Qt.ItemIsSelectable)
item_iri.setBackground(
QtGui.QBrush(QtGui.QColor(50, 50, 205, 50)))
self.table.setItem(self.table.rowCount() - 1, 0, item_iri)
prefixes = self.project.IRI_prefixes_nodes_dict[iri][0]
item_prefixes = QtWidgets.QTableWidgetItem()
item_prefixes.setText(str(prefixes))
item_prefixes.setFlags(QtCore.Qt.ItemIsEnabled
| QtCore.Qt.ItemIsSelectable)
item_prefixes.setBackground(
QtGui.QBrush(QtGui.QColor(50, 50, 205, 50)))
self.table.setItem(self.table.rowCount() - 1, 1, item_prefixes)
if self.SHOW_NODES is True:
nodes = self.project.IRI_prefixes_nodes_dict[iri][1]
item_nodes = QtWidgets.QTableWidgetItem()
nds_ids = set()
for n in nodes:
nds_ids.add(n.id_with_diag)
item_nodes.setText(str(nds_ids))
item_nodes.setFlags(QtCore.Qt.ItemIsEnabled
| QtCore.Qt.ItemIsSelectable)
item_nodes.setBackground(
QtGui.QBrush(QtGui.QColor(50, 50, 205, 50)))
self.table.setItem(self.table.rowCount() - 1, 2,
item_nodes)
properties = self.project.IRI_prefixes_nodes_dict[iri][2]
item_properties = QtWidgets.QTableWidgetItem()
item_properties.setText(str(properties))
item_properties.setFlags(QtCore.Qt.ItemIsEnabled
| QtCore.Qt.ItemIsSelectable)
self.table.setItem(self.table.rowCount() - 1, 3,
item_properties)
self.table.setRowCount(self.table.rowCount() + 1)
iri = self.project.iri
item_iri = QtWidgets.QTableWidgetItem()
item_iri.setText(iri)
item_iri.setFlags(QtCore.Qt.ItemIsEnabled | QtCore.Qt.ItemIsSelectable)
item_iri.setBackground(QtGui.QBrush(QtGui.QColor(205, 50, 50, 50)))
self.table.setItem(self.table.rowCount() - 1, 0, item_iri)
prefixes = self.project.IRI_prefixes_nodes_dict[self.project.iri][0]
item_prefixes = QtWidgets.QTableWidgetItem()
item_prefixes.setText(str(prefixes))
item_prefixes.setFlags(QtCore.Qt.ItemIsEnabled
| QtCore.Qt.ItemIsSelectable)
item_prefixes.setBackground(QtGui.QBrush(QtGui.QColor(205, 50, 50,
50)))
self.table.setItem(self.table.rowCount() - 1, 1, item_prefixes)
if self.SHOW_NODES is True:
nodes = self.project.IRI_prefixes_nodes_dict[self.project.iri][1]
item_nodes = QtWidgets.QTableWidgetItem()
nds_ids = set()
for n in nodes:
nds_ids.add(n.id_with_diag)
item_nodes.setText(str(nds_ids))
item_nodes.setFlags(QtCore.Qt.ItemIsEnabled
| QtCore.Qt.ItemIsSelectable)
item_nodes.setBackground(
QtGui.QBrush(QtGui.QColor(205, 50, 50, 50)))
self.table.setItem(self.table.rowCount() - 1, 2, item_nodes)
properties = self.project.IRI_prefixes_nodes_dict[
self.project.iri][2]
item_properties = QtWidgets.QTableWidgetItem()
item_properties.setText(str(properties))
item_properties.setFlags(QtCore.Qt.ItemIsEnabled
| QtCore.Qt.ItemIsSelectable)
self.table.setItem(self.table.rowCount() - 1, 3, item_properties)
self.table.setRowCount(self.table.rowCount() + 1)
#not used
def update_table_row_containing_iri(self, iri_inp):
for r in range(0, self.table.rowCount()):
item = self.table.item(r, 0)
if item.text() == iri_inp:
# iri_inp in both table and dictionary
if iri_inp in self.project.IRI_prefixes_nodes_dict.keys():
new_prefixes = self.project.IRI_prefixes_nodes_dict[
iri_inp][0]
self.table.item(r, 1).setText(str(new_prefixes))
if self.table.columnCount() == 3:
new_nodes = self.project.IRI_prefixes_nodes_dict[
iri_inp][1]
nds_ids = set()
for n in new_nodes:
nds_ids.add(n.id_with_diag)
self.table.item(r, 2).setText(str(nds_ids))
# iri_inp in table and absent in dictionary
else:
self.table.removeRow(r + 1)
self.table.setRowCount(self.table.rowCount() - 1)
if iri_inp in self.project.IRI_prefixes_nodes_dict.keys():
flag = False
for r in range(0, self.table.rowCount()):
item = self.table.item(r, 0)
if item.text() == iri_inp:
flag = True
if flag is False:
# iri_inp in dictionary and absent in table
self.table.setRowCount(self.table.rowCount() + 1)
item_iri = QtWidgets.QTableWidgetItem()
item_iri.setText(iri_inp)
item_iri.setFlags(QtCore.Qt.ItemIsEnabled
| QtCore.Qt.ItemIsSelectable)
self.table.setItem(self.table.rowCount() - 1, 0, item_iri)
prefixes = self.project.IRI_prefixes_nodes_dict[iri_inp][0]
item_prefixes = QtWidgets.QTableWidgetItem()
item_prefixes.setText(str(prefixes))
item_prefixes.setFlags(QtCore.Qt.ItemIsEnabled
| QtCore.Qt.ItemIsSelectable)
self.table.setItem(self.table.rowCount() - 1, 1, item_prefixes)
if self.SHOW_NODES is True:
nodes = self.project.IRI_prefixes_nodes_dict[iri_inp][1]
item_nodes = QtWidgets.QTableWidgetItem()
nds_ids = set()
for n in nodes:
nds_ids.add(n.id_with_diag)
item_nodes.setText(str(nds_ids))
item_nodes.setFlags(QtCore.Qt.ItemIsEnabled
| QtCore.Qt.ItemIsSelectable)
self.table.setItem(self.table.rowCount() - 1, 2,
item_nodes)
else:
# iri_inp in both table and dictionary (case already coverted above)
pass
@QtCore.pyqtSlot(str, str, str)
def FillTableWithIRIPrefixNodesDictionaryKeysAndValues(
self, iri_to_update, nodes_to_update, diag_name):
#if (iri_to_update is None) and (nodes_to_update is None):
# print('>>> FillTableWithIRIPrefixNodesDictionaryKeysAndValues')
# first delete all entries from the dictionary id present
# add standard IRIs
# add key value pairs from dict
self.table.clear()
self.table.setRowCount(1)
if self.SHOW_NODES is True:
self.table.setColumnCount(4)
else:
self.table.setColumnCount(2)
header_iri = QtWidgets.QTableWidgetItem()
header_iri.setText('IRI')
header_iri.setFont(Font('Roboto', 15, bold=True))
header_iri.setTextAlignment(QtCore.Qt.AlignCenter)
header_iri.setBackground(QtGui.QBrush(QtGui.QColor(90, 80, 80, 200)))
header_iri.setForeground(QtGui.QBrush(QtGui.QColor(255, 255, 255,
255)))
self.table.setItem(self.table.rowCount() - 1, 0, header_iri)
header_prefixes = QtWidgets.QTableWidgetItem()
header_prefixes.setText('PREFIXES')
header_prefixes.setFont(Font('Roboto', 15, bold=True))
header_prefixes.setTextAlignment(QtCore.Qt.AlignCenter)
header_prefixes.setBackground(
QtGui.QBrush(QtGui.QColor(90, 80, 80, 200)))
header_prefixes.setForeground(
QtGui.QBrush(QtGui.QColor(255, 255, 255, 255)))
self.table.setItem(self.table.rowCount() - 1, 1, header_prefixes)
if self.SHOW_NODES is True:
header_nodes = QtWidgets.QTableWidgetItem()
header_nodes.setText('NODES')
header_nodes.setFont(Font('Roboto', 15, bold=True))
header_nodes.setTextAlignment(QtCore.Qt.AlignCenter)
header_nodes.setBackground(
QtGui.QBrush(QtGui.QColor(90, 80, 80, 200)))
header_nodes.setForeground(
QtGui.QBrush(QtGui.QColor(255, 255, 255, 255)))
self.table.setItem(self.table.rowCount() - 1, 2, header_nodes)
header_properties = QtWidgets.QTableWidgetItem()
header_properties.setText('PROPERTIES')
header_properties.setFont(Font('Roboto', 15, bold=True))
header_properties.setTextAlignment(QtCore.Qt.AlignCenter)
header_properties.setBackground(
QtGui.QBrush(QtGui.QColor(90, 80, 80, 200)))
header_properties.setForeground(
QtGui.QBrush(QtGui.QColor(255, 255, 255, 255)))
self.table.setItem(self.table.rowCount() - 1, 3, header_properties)
self.table.setRowCount(self.table.rowCount() + 1)
self.FillTableWithStandardData()
for iri in sorted(self.project.IRI_prefixes_nodes_dict.keys()):
if iri in OWLStandardIRIPrefixPairsDict.std_IRI_prefix_dict.keys():
continue
if iri == self.project.iri:
continue
item_iri = QtWidgets.QTableWidgetItem()
item_iri.setText(iri)
item_iri.setFlags(QtCore.Qt.ItemIsEnabled
| QtCore.Qt.ItemIsSelectable)
self.table.setItem(self.table.rowCount() - 1, 0, item_iri)
prefixes = self.project.IRI_prefixes_nodes_dict[iri][0]
item_prefixes = QtWidgets.QTableWidgetItem()
item_prefixes.setText(str(prefixes))
item_prefixes.setFlags(QtCore.Qt.ItemIsEnabled
| QtCore.Qt.ItemIsSelectable)
self.table.setItem(self.table.rowCount() - 1, 1, item_prefixes)
if self.SHOW_NODES is True:
nodes = self.project.IRI_prefixes_nodes_dict[iri][1]
item_nodes = QtWidgets.QTableWidgetItem()
nds_ids = set()
for n in nodes:
nds_ids.add(n.id_with_diag)
item_nodes.setText(str(nds_ids))
item_nodes.setFlags(QtCore.Qt.ItemIsEnabled
| QtCore.Qt.ItemIsSelectable)
self.table.setItem(self.table.rowCount() - 1, 2, item_nodes)
properties = self.project.IRI_prefixes_nodes_dict[iri][2]
item_properties = QtWidgets.QTableWidgetItem()
item_properties.setText(str(properties))
item_properties.setFlags(QtCore.Qt.ItemIsEnabled
| QtCore.Qt.ItemIsSelectable)
self.table.setItem(self.table.rowCount() - 1, 3,
item_properties)
self.table.setRowCount(self.table.rowCount() + 1)
self.table.setRowCount(self.table.rowCount() - 1)
"""
#print('>>> FillTableWithIRIPrefixNodesDictionaryKeysAndValues END')
elif(iri_to_update is not None) and (nodes_to_update is None):
self.update_table_row_containing_iri(iri_to_update)
elif(iri_to_update is not None) and (nodes_to_update is not None):
self.update_table_row_containing_iri(iri_to_update)
"""
self.redraw()
def hide_or_show_nodes(self):
if self.SHOW_NODES is True:
self.SHOW_NODES = False
else:
self.SHOW_NODES = True
self.FillTableWithIRIPrefixNodesDictionaryKeysAndValues(
None, None, None)
def button_add(self):
self.ADD_OR_REMOVE = 'add'
self.process_entry_from_textboxes_for_button_add_or_remove()
self.ADD_OR_REMOVE = None
def button_remove(self):
self.ADD_OR_REMOVE = 'remove'
self.process_entry_from_textboxes_for_button_add_or_remove()
self.ADD_OR_REMOVE = None
def convert_prefixes_in_table_to_list(self, prefixes_str):
if prefixes_str is None:
return None
prefixes_list = []
if (prefixes_str[0] == '[') and (prefixes_str[len(prefixes_str) - 1]
== ']'):
prefixes_str = prefixes_str[1:len(prefixes_str) - 1]
else:
pass
prefixes_str_split = prefixes_str.split(', ')
for prefix_raw in prefixes_str_split:
if (prefix_raw[0] == '\'') and (prefix_raw[len(prefix_raw) - 1]
== '\''):
prefix = prefix_raw[1:len(prefix_raw) - 1]
if prefix != '':
prefixes_list.add(prefix)
#print('return prefixes_list',prefixes_list)
return prefixes_list
def process_entry_from_textboxes_for_button_add_or_remove(self):
self.ENTRY_ADD_OK_var = set()
self.ENTRY_REMOVE_OK_var = set()
self.ENTRY_IGNORE_var = set()
prefixes = []
prefixes_inp = self.prefix_input_box.text().strip()
prefixes_raw = prefixes_inp.split(',')
for p in prefixes_raw:
if p.strip() != '':
prefixes.append(p.strip())
iri = self.iri_input_box.text().strip()
self.iri_input_box.clear()
self.prefix_input_box.clear()
if iri == '':
print('iri field is empty')
self.entry_status.showMessage('iri field is empty', 10000)
return
Duplicate_IRI_prefixes_nodes_dict_1 = self.project.copy_IRI_prefixes_nodes_dictionaries(
self.project.IRI_prefixes_nodes_dict, dict())
Duplicate_IRI_prefixes_nodes_dict_2 = self.project.copy_IRI_prefixes_nodes_dictionaries(
self.project.IRI_prefixes_nodes_dict, dict())
process = False
if len(prefixes) > 0:
for prefix in prefixes:
if self.ADD_OR_REMOVE == 'remove':
#self.project.removeIRIPrefixEntry(Duplicate_IRI_prefixes_nodes_dict_1, iri, prefix)
self.project.addORremoveIRIPrefixEntry(
Duplicate_IRI_prefixes_nodes_dict_1, iri, prefix,
'remove_entry')
if (False in self.ENTRY_REMOVE_OK_var) or (
True in self.ENTRY_IGNORE_var):
LOGGER.error(
'transaction was not executed correctly; problem with a prefix/IRI'
)
return
else:
process = True
elif self.ADD_OR_REMOVE == 'add':
#self.project.addIRIPrefixEntry(Duplicate_IRI_prefixes_nodes_dict_1, iri, prefix)
self.project.addORremoveIRIPrefixEntry(
Duplicate_IRI_prefixes_nodes_dict_1, iri, prefix,
'add_entry')
if (False in self.ENTRY_ADD_OK_var) or (
True in self.ENTRY_IGNORE_var):
LOGGER.error(
'transaction was not executed correctly; problem with a prefix/IRI'
)
return
else:
process = True
else:
pass
else:
if self.ADD_OR_REMOVE == 'remove':
#self.project.removeIRIPrefixEntry(Duplicate_IRI_prefixes_nodes_dict_1, iri, None)
self.project.addORremoveIRIPrefixEntry(
Duplicate_IRI_prefixes_nodes_dict_1, iri, None,
'remove_entry')
if (False in self.ENTRY_REMOVE_OK_var) or (
True in self.ENTRY_IGNORE_var):
LOGGER.error(
'transaction was not executed correctly; problem with IRI'
)
return
else:
process = True
elif self.ADD_OR_REMOVE == 'add':
#self.project.addIRIPrefixEntry(Duplicate_IRI_prefixes_nodes_dict_1, iri, None)
self.project.addORremoveIRIPrefixEntry(
Duplicate_IRI_prefixes_nodes_dict_1, iri, None,
'add_entry')
if (False in self.ENTRY_ADD_OK_var) or (
True in self.ENTRY_IGNORE_var):
LOGGER.error(
'transaction was not executed correctly; problem with IRI'
)
return
else:
process = True
else:
pass
if process is True:
self.session.undostack.push(CommandProjetSetIRIPrefixesNodesDict(self.project,\
Duplicate_IRI_prefixes_nodes_dict_2,Duplicate_IRI_prefixes_nodes_dict_1, [iri], None))
self.ENTRY_ADD_OK_var = set()
self.ENTRY_REMOVE_OK_var = set()
self.ENTRY_IGNORE_var = set()
def process_entry_from_textboxes_for_button_modify(self):
self.ENTRY_MODIFY_OK_var = set()
self.ENTRY_IGNORE_var = set()
items_selected = []
for r in range(0, self.table.rowCount()):
for c in range(0, 2):
item = self.table.item(r, c)
if item.isSelected():
#print(item.text(), ' is selected')
items_selected.append(item)
range_of_rows = set()
for i in items_selected:
range_of_rows.add(i.row())
if len(range_of_rows) > 1:
self.entry_status.showMessage(
'please modify 1 IRI-Prefix pair at a time')
elif len(range_of_rows) == 1:
prefixes_input_box_set = set()
prefixes_inp = self.prefix_input_box.text().strip()
prefixes_raw = prefixes_inp.split(',')
for p in prefixes_raw:
if p.strip() != '':
prefixes_input_box_set.add(p.strip())
iri_input_box = self.iri_input_box.text().strip()
condition_IRI_item_selected_A = (items_selected[0].column() == 0)
condition_prefixes_item_selected_A = (
items_selected[0].column() == 1)
if len(items_selected) == 2:
condition_IRI_item_selected_B = (
items_selected[1].column() == 0)
condition_prefixes_item_selected_B = (
items_selected[1].column() == 1)
else:
condition_IRI_item_selected_B = False
condition_prefixes_item_selected_B = False
condition_IRI_item_selected = (condition_IRI_item_selected_A
or condition_IRI_item_selected_B)
condition_prefixes_item_selected = (
condition_prefixes_item_selected_A
or condition_prefixes_item_selected_B)
condition_iri_input_box_is_empty = (iri_input_box == '')
condition_prefixes_input_box_is_empty = (
len(prefixes_input_box_set) == 0)
item_iri = None
item_prefixes = None
if condition_IRI_item_selected_A is True:
item_iri = items_selected[0].text()
else: # condition_IRI_item_selected_A is False
if condition_IRI_item_selected_B is True:
item_iri = items_selected[1].text()
if condition_prefixes_item_selected_A is True:
item_prefixes = items_selected[0].text()
else: # condition_prefixes_item_selected_A is False
if condition_prefixes_item_selected_B is True:
item_prefixes = items_selected[1].text()
item_prefixes_list = self.convert_prefixes_in_table_to_list(
item_prefixes)
"""
print('item_iri',item_iri)
print('prefixes_input_box_set', item_prefixes_set)
print('iri_input_box', iri_input_box)
print('prefixes_input_box_set', prefixes_input_box_set)
return
"""
# caseX1 None->* | *-> None
if (condition_iri_input_box_is_empty) and (
condition_prefixes_input_box_is_empty):
self.entry_status.showMessage(
'Please enter IRI and/or prefix in the respective text fields to modify',
10000)
return
# caseX2 prefix(es) -> IRI' | IRI -> prefix(es)'
if ((len(items_selected) == 1)):
if (condition_prefixes_item_selected and not condition_iri_input_box_is_empty) or \
(condition_IRI_item_selected and not condition_prefixes_input_box_is_empty):
self.entry_status.showMessage(
'IRI cannot be modified to Prefixes or vice versa',
10000)
return
Duplicate_IRI_prefixes_nodes_dict_1 = self.project.copy_IRI_prefixes_nodes_dictionaries(
self.project.IRI_prefixes_nodes_dict, dict())
Duplicate_IRI_prefixes_nodes_dict_2 = self.project.copy_IRI_prefixes_nodes_dictionaries(
self.project.IRI_prefixes_nodes_dict, dict())
process = False
iris_to_be_updated = []
# case1
if (condition_IRI_item_selected is
True) and (condition_prefixes_item_selected is False):
print('case1')
if not condition_iri_input_box_is_empty:
if condition_prefixes_input_box_is_empty is True:
# Case1.1 IRI->IRI' if iri==iri' no need for a transaction
if (item_iri == iri_input_box):
print('case1.1')
self.entry_status.showMessage(
'IRIs in selected cell and input box are the same. Nothing to change',
10000)
return
self.project.modifyIRIPrefixesEntry(
item_iri, None, iri_input_box, None,
Duplicate_IRI_prefixes_nodes_dict_1)
iris_to_be_updated.append(item_iri)
iris_to_be_updated.append(iri_input_box)
if (False in self.ENTRY_MODIFY_OK_var) or (
True in self.ENTRY_IGNORE_var):
LOGGER.error(
'transaction was not executed correctly; problem with a prefix/IRI'
)
return
else:
process = True
else:
# Case1.2 IRI->[IRI',prefix(es)'] IRI=IRI' | IRI!=IRI'
#$$$$$$
print('case1.2')
self.project.modifyIRIPrefixesEntry(
item_iri, None, iri_input_box,
prefixes_input_box_set,
Duplicate_IRI_prefixes_nodes_dict_1)
iris_to_be_updated.append(item_iri)
iris_to_be_updated.append(iri_input_box)
if (False in self.ENTRY_MODIFY_OK_var) or (
True in self.ENTRY_IGNORE_var):
LOGGER.error(
'transaction was not executed correctly; problem with a prefix/IRI'
)
return
else:
process = True
# case2
if (condition_prefixes_item_selected is
True) and (condition_IRI_item_selected is False):
print('case2')
if not condition_prefixes_input_box_is_empty:
if condition_iri_input_box_is_empty is True:
print('case2.1')
# case2.1 prefix(es)->prefix(es)' if prefix(es)==prefix(es)' no need for a transaction
if (item_prefixes_list.issubset(prefixes_input_box_set)
and prefixes_input_box_set.issubset(
item_prefixes_list)):
self.entry_status.showMessage(
'prefix(es) in selected cell and input box are the same. Nothing to change',
10000)
return
self.project.modifyIRIPrefixesEntry(
None, item_prefixes_list, None,
prefixes_input_box_set,
Duplicate_IRI_prefixes_nodes_dict_1)
for iri_key in Duplicate_IRI_prefixes_nodes_dict_1.keys(
):
prefixes_for_iri_key = Duplicate_IRI_prefixes_nodes_dict_1[
iri_key][0]
C1 = prefixes_for_iri_key.issubset(
item_prefixes_list
) and item_prefixes_list.issubset(
prefixes_for_iri_key)
C2 = prefixes_for_iri_key.issubset(
prefixes_input_box_set
) and prefixes_input_box_set.issubset(
prefixes_for_iri_key)
if C1 or C2:
iris_to_be_updated.append(iri_key)
if (False in self.ENTRY_MODIFY_OK_var) or (
True in self.ENTRY_IGNORE_var):
LOGGER.error(
'transaction was not executed correctly; problem with a prefix/IRI'
)
return
else:
process = True
else:
print('case2.2')
# case2.2 prefix(es)->[IRI',prefix(es)'] prefix->[IRI',prefix(es)'] is an invalid transaction
self.entry_status.showMessage(
'prefix->[IRI\',prefix(es)\'] is an invalid transaction',
10000)
return
# case3
if (condition_prefixes_item_selected is
True) and (condition_IRI_item_selected is True):
print('case3')
if (condition_iri_input_box_is_empty is False) and (
condition_prefixes_input_box_is_empty is True):
# case3.1 [IRI,prefix(es)] -> [IRI']
print('case3.1')
self.project.modifyIRIPrefixesEntry(
item_iri, item_prefixes_list, iri_input_box, None,
Duplicate_IRI_prefixes_nodes_dict_1)
iris_to_be_updated.append(item_iri)
iris_to_be_updated.append(iri_input_box)
if (False in self.ENTRY_MODIFY_OK_var) or (
True in self.ENTRY_IGNORE_var):
LOGGER.error(
'transaction was not executed correctly; problem with a prefix/IRI'
)
return
else:
process = True
elif (condition_iri_input_box_is_empty is True) and (
condition_prefixes_input_box_is_empty is False):
# case3.2 [IRI,prefix(es)] -> [prefix(es)'] if prefix==prefix' no need for a transaction
print('case3.2')
if (item_prefixes_list.issubset(prefixes_input_box_set)
and prefixes_input_box_set.issubset(
item_prefixes_list)):
self.entry_status.showMessage(
'prefix(es) in selected cell and input box are the same. Nothing to change',
10000)
return
self.project.modifyIRIPrefixesEntry(
item_iri, item_prefixes_list, None,
prefixes_input_box_set,
Duplicate_IRI_prefixes_nodes_dict_1)
iris_to_be_updated.append(item_iri)
for iri_key in Duplicate_IRI_prefixes_nodes_dict_1.keys():
prefixes_for_iri_key = Duplicate_IRI_prefixes_nodes_dict_1[
iri_key][0]
C2 = prefixes_for_iri_key.issubset(
prefixes_input_box_set
) and prefixes_input_box_set.issubset(
prefixes_for_iri_key)
if C2:
iris_to_be_updated.append(iri_key)
if (False in self.ENTRY_MODIFY_OK_var) or (
True in self.ENTRY_IGNORE_var):
LOGGER.error(
'transaction was not executed correctly; problem with a prefix/IRI'
)
return
else:
process = True
elif (condition_iri_input_box_is_empty is False) and (
condition_prefixes_input_box_is_empty is False):
# case3.3 [IRI,prefix(es)] -> [IRI',prefix(es)'] if prefix(es)==prefix(es)' and iri==iri' no need for a transaction
print('case3.3')
if (item_prefixes_list.issubset(prefixes_input_box_set) and
prefixes_input_box_set.issubset(item_prefixes_list)
) and (item_iri == iri_input_box):
self.entry_status.showMessage(
'IRI and prefix(es) in selected cell and input box are the same. Nothing to change',
10000)
return
self.project.modifyIRIPrefixesEntry(
item_iri, item_prefixes_list, iri_input_box,
prefixes_input_box_set,
Duplicate_IRI_prefixes_nodes_dict_1)
iris_to_be_updated.append(item_iri)
iris_to_be_updated.append(iri_input_box)
if (False in self.ENTRY_MODIFY_OK_var) or (
True in self.ENTRY_IGNORE_var):
LOGGER.error(
'transaction was not executed correctly; problem with a prefix/IRI'
)
return
else:
process = True
else:
# already covered in caseX1
pass
print('before pushing to stack')
#self.project.print_dictionary(Duplicate_IRI_prefixes_nodes_dict_1)
print('before pushing to stack END')
if process is True:
self.session.undostack.push(CommandProjetSetIRIPrefixesNodesDict(self.project, \
Duplicate_IRI_prefixes_nodes_dict_2, Duplicate_IRI_prefixes_nodes_dict_1, iris_to_be_updated, None))
self.iri_input_box.clear()
self.prefix_input_box.clear()
else:
self.entry_status.showMessage(
'please select the cells in the table to modify', 10000)
self.ENTRY_MODIFY_OK_var = set()
self.ENTRY_IGNORE_var = set()
#############################################
# INTERFACE
#################################
def redraw(self):
"""
Redraw the content of the widget.
"""
if self.SHOW_NODES is True:
self.table.setColumnCount(4)
else:
self.table.setColumnCount(2)
width = self.width()
scrollbar = self.verticalScrollBar()
if scrollbar.isVisible():
width -= scrollbar.width()
#sizeHint = self.table.sizeHint()
#height = sizeHint.height()
height_of_other_objects = (self.dictionary_display_button.height() + self.entry_status.height()+\
self.iri_input_box.height() + self.prefix_input_box.height())
height = (self.height()) - (height_of_other_objects)
self.table.setFixedWidth(width)
#self.table.setFixedHeight(clamp(height, 0))
self.table.setMinimumHeight(height)
if self.SHOW_NODES is True:
self.table.setColumnWidth(0, self.width() / 4)
self.table.setColumnWidth(1, self.width() / 4)
self.table.setColumnWidth(2, self.width() / 4)
self.table.setColumnWidth(3, self.width() / 4)
else:
self.table.setColumnWidth(0, 2 * self.width() / 3)
self.table.setColumnWidth(1, self.width() / 3)
for r in range(0, self.table.rowCount()):
self.table.resizeRowToContents(r)
@QtCore.pyqtSlot()
def run(self):
"""
Set the current stacked widget.
"""
self.FillTableWithIRIPrefixNodesDictionaryKeysAndValues(
None, None, None)
self.redraw()
class OntologyExplorerWidget(QtWidgets.QWidget):
"""
This class implements the ontology explorer used to list ontology predicates.
"""
sgnItemClicked = QtCore.pyqtSignal('QGraphicsItem')
sgnItemDoubleClicked = QtCore.pyqtSignal('QGraphicsItem')
sgnItemRightClicked = QtCore.pyqtSignal('QGraphicsItem')
def __init__(self, plugin):
"""
Initialize the ontology explorer widget.
:type plugin: Session
"""
super().__init__(plugin.session)
self.plugin = plugin
self.iconAttribute = QtGui.QIcon(':/icons/18/ic_treeview_attribute')
self.iconConcept = QtGui.QIcon(':/icons/18/ic_treeview_concept')
self.iconInstance = QtGui.QIcon(':/icons/18/ic_treeview_instance')
self.iconRole = QtGui.QIcon(':/icons/18/ic_treeview_role')
self.iconValue = QtGui.QIcon(':/icons/18/ic_treeview_value')
self.search = StringField(self)
self.search.setAcceptDrops(False)
self.search.setClearButtonEnabled(True)
self.search.setPlaceholderText('Search...')
self.search.setFixedHeight(30)
self.model = QtGui.QStandardItemModel(self)
self.proxy = QtCore.QSortFilterProxyModel(self)
self.proxy.setDynamicSortFilter(False)
self.proxy.setFilterCaseSensitivity(QtCore.Qt.CaseInsensitive)
self.proxy.setSortCaseSensitivity(QtCore.Qt.CaseSensitive)
self.proxy.setSourceModel(self.model)
self.ontoview = OntologyExplorerView(self)
self.ontoview.setModel(self.proxy)
self.mainLayout = QtWidgets.QVBoxLayout(self)
self.mainLayout.setContentsMargins(0, 0, 0, 0)
self.mainLayout.addWidget(self.search)
self.mainLayout.addWidget(self.ontoview)
self.setContentsMargins(0, 0, 0, 0)
self.setMinimumWidth(216)
self.setStyleSheet("""
QLineEdit,
QLineEdit:editable,
QLineEdit:hover,
QLineEdit:pressed,
QLineEdit:focus {
border: none;
border-radius: 0;
background: #FFFFFF;
color: #000000;
padding: 4px 4px 4px 4px;
}
""")
header = self.ontoview.header()
header.setStretchLastSection(False)
header.setSectionResizeMode(QtWidgets.QHeaderView.ResizeToContents)
connect(self.ontoview.doubleClicked, self.onItemDoubleClicked)
connect(self.ontoview.pressed, self.onItemPressed)
connect(self.search.textChanged, self.doFilterItem)
connect(self.sgnItemDoubleClicked, self.session.doFocusItem)
connect(self.sgnItemRightClicked, self.session.doFocusItem)
#############################################
# PROPERTIES
#################################
@property
def project(self):
"""
Returns the reference to the active project.
:rtype: Session
"""
return self.session.project
@property
def session(self):
"""
Returns the reference to the active session.
:rtype: Session
"""
return self.plugin.parent()
#############################################
# EVENTS
#################################
def paintEvent(self, paintEvent):
"""
This is needed for the widget to pick the stylesheet.
:type paintEvent: QPaintEvent
"""
option = QtWidgets.QStyleOption()
option.initFrom(self)
painter = QtGui.QPainter(self)
style = self.style()
style.drawPrimitive(QtWidgets.QStyle.PE_Widget, option, painter, self)
#############################################
# SLOTS
#################################
@QtCore.pyqtSlot('QGraphicsScene', 'QGraphicsItem')
def doAddNode(self, diagram, node):
"""
Add a node in the tree view.
:type diagram: QGraphicsScene
:type node: AbstractItem
"""
if node.type() in {Item.ConceptNode, Item.RoleNode, Item.AttributeNode, Item.IndividualNode}:
parent = self.parentFor(node)
if not parent:
parent = QtGui.QStandardItem(self.parentKey(node))
parent.setIcon(self.iconFor(node))
self.model.appendRow(parent)
self.proxy.sort(0, QtCore.Qt.AscendingOrder)
child = QtGui.QStandardItem(self.childKey(diagram, node))
child.setData(node)
parent.appendRow(child)
self.proxy.sort(0, QtCore.Qt.AscendingOrder)
@QtCore.pyqtSlot(str)
def doFilterItem(self, key):
"""
Executed when the search box is filled with data.
:type key: str
"""
self.proxy.setFilterFixedString(key)
self.proxy.sort(QtCore.Qt.AscendingOrder)
@QtCore.pyqtSlot('QGraphicsScene', 'QGraphicsItem')
def doRemoveNode(self, diagram, node):
"""
Remove a node from the tree view.
:type diagram: QGraphicsScene
:type node: AbstractItem
"""
if node.type() in {Item.ConceptNode, Item.RoleNode, Item.AttributeNode, Item.IndividualNode}:
parent = self.parentFor(node)
if parent:
child = self.childFor(parent, diagram, node)
if child:
parent.removeRow(child.index().row())
if not parent.rowCount():
self.model.removeRow(parent.index().row())
@QtCore.pyqtSlot('QModelIndex')
def onItemDoubleClicked(self, index):
"""
Executed when an item in the treeview is double clicked.
:type index: QModelIndex
"""
# noinspection PyArgumentList
if QtWidgets.QApplication.mouseButtons() & QtCore.Qt.LeftButton:
item = self.model.itemFromIndex(self.proxy.mapToSource(index))
if item and item.data():
self.sgnItemDoubleClicked.emit(item.data())
@QtCore.pyqtSlot('QModelIndex')
def onItemPressed(self, index):
"""
Executed when an item in the treeview is clicked.
:type index: QModelIndex
"""
# noinspection PyArgumentList
if QtWidgets.QApplication.mouseButtons() & QtCore.Qt.LeftButton:
item = self.model.itemFromIndex(self.proxy.mapToSource(index))
if item and item.data():
self.sgnItemClicked.emit(item.data())
#############################################
# INTERFACE
#################################
def childFor(self, parent, diagram, node):
"""
Search the item representing this node among parent children.
:type parent: QtGui.QStandardItem
:type diagram: Diagram
:type node: AbstractNode
"""
key = self.childKey(diagram, node)
for i in range(parent.rowCount()):
child = parent.child(i)
if child.text() == key:
return child
return None
@staticmethod
def childKey(diagram, node):
"""
Returns the child key (text) used to place the given node in the treeview.
:type diagram: Diagram
:type node: AbstractNode
:rtype: str
"""
predicate = node.text().replace('\n', '')
diagram = rstrip(diagram.name, File.Graphol.extension)
return '{0} ({1} - {2})'.format(predicate, diagram, node.id)
def iconFor(self, node):
"""
Returns the icon for the given node.
:type node:
"""
if node.type() is Item.AttributeNode:
return self.iconAttribute
if node.type() is Item.ConceptNode:
return self.iconConcept
if node.type() is Item.IndividualNode:
if node.identity() is Identity.Individual:
return self.iconInstance
if node.identity() is Identity.Value:
return self.iconValue
if node.type() is Item.RoleNode:
return self.iconRole
def parentFor(self, node):
"""
Search the parent element of the given node.
:type node: AbstractNode
:rtype: QtGui.QStandardItem
"""
for i in self.model.findItems(self.parentKey(node), QtCore.Qt.MatchExactly):
n = i.child(0).data()
if node.type() is n.type():
return i
return None
@staticmethod
def parentKey(node):
"""
Returns the parent key (text) used to place the given node in the treeview.
:type node: AbstractNode
:rtype: str
"""
return node.text().replace('\n', '')
def sizeHint(self):
"""
Returns the recommended size for this widget.
:rtype: QtCore.QSize
"""
return QtCore.QSize(216, 266)
class UnsatisfiableEntityExplorerWidget(QtWidgets.QWidget):
"""
This class implements the UnsatisfiableEntitiesExplorer
"""
sgnItemClicked = QtCore.pyqtSignal('QGraphicsItem')
sgnItemDoubleClicked = QtCore.pyqtSignal('QGraphicsItem')
sgnItemRightClicked = QtCore.pyqtSignal('QGraphicsItem')
sgnStringClicked = QtCore.pyqtSignal('QStandardItem')
sgnStringDoubleClicked = QtCore.pyqtSignal('QStandardItem')
sgnStringRightClicked = QtCore.pyqtSignal('QStandardItem')
sgnListClicked = QtCore.pyqtSignal('QStandardItem')
sgnListDoubleClicked = QtCore.pyqtSignal('QStandardItem')
sgnListRightClicked = QtCore.pyqtSignal('QStandardItem')
def __init__(self, plugin):
"""
Initialize the UnsatisfiableEntitiesExplorer widget.
:type plugin: Session
"""
super().__init__(plugin.session)
self.plugin = plugin
self.iconAttribute = QtGui.QIcon(':/icons/18/ic_treeview_attribute')
self.iconConcept = QtGui.QIcon(':/icons/18/ic_treeview_concept')
self.iconInstance = QtGui.QIcon(':/icons/18/ic_treeview_instance')
self.iconRole = QtGui.QIcon(':/icons/18/ic_treeview_role')
self.iconValue = QtGui.QIcon(':/icons/18/ic_treeview_value')
self.search = StringField(self)
self.search.setAcceptDrops(False)
self.search.setClearButtonEnabled(True)
self.search.setPlaceholderText('Search...')
self.search.setFixedHeight(30)
self.model = QtGui.QStandardItemModel(self)
self.proxy = QtCore.QSortFilterProxyModel(self)
self.proxy.setDynamicSortFilter(False)
self.proxy.setFilterCaseSensitivity(QtCore.Qt.CaseInsensitive)
self.proxy.setSortCaseSensitivity(QtCore.Qt.CaseSensitive)
self.proxy.setSourceModel(self.model)
self.ontoview = UnsatisfiableEntityExplorerView(self)
self.ontoview.setModel(self.proxy)
self.mainLayout = QtWidgets.QVBoxLayout(self)
self.mainLayout.setContentsMargins(0, 0, 0, 0)
self.mainLayout.addWidget(self.search)
self.mainLayout.addWidget(self.ontoview)
self.setContentsMargins(0, 0, 0, 0)
self.setMinimumWidth(216)
self.setStyleSheet("""
QLineEdit,
QLineEdit:editable,
QLineEdit:hover,
QLineEdit:pressed,
QLineEdit:focus {
border: none;
border-radius: 0;
background: #FFFFFF;
color: #000000;
padding: 4px 4px 4px 4px;
}
""")
header = self.ontoview.header()
header.setStretchLastSection(False)
header.setSectionResizeMode(QtWidgets.QHeaderView.ResizeToContents)
connect(self.ontoview.doubleClicked, self.onItemDoubleClicked)
connect(self.ontoview.pressed, self.onItemPressed)
connect(self.search.textChanged, self.doFilterItem)
connect(self.sgnItemDoubleClicked, self.session.doFocusItem)
connect(self.sgnItemRightClicked, self.session.doFocusItem)
connect(self.sgnStringClicked, self.start_explanation_explorer)
connect(self.sgnStringDoubleClicked, self.start_explanation_explorer)
connect(self.sgnListClicked, self.start_explanation_explorer)
connect(self.sgnListDoubleClicked, self.start_explanation_explorer)
self.brush_orange = QtGui.QBrush(QtGui.QColor(255, 165, 0, 160))
#############################################
# PROPERTIES
#################################
@property
def project(self):
"""
Returns the reference to the active project.
:rtype: Session
"""
return self.session.project
@property
def session(self):
"""
Returns the reference to the active session.
:rtype: Session
"""
return self.plugin.parent()
#############################################
# EVENTS
#################################
def paintEvent(self, paintEvent):
"""
This is needed for the widget to pick the stylesheet.
:type paintEvent: QPaintEvent
"""
option = QtWidgets.QStyleOption()
option.initFrom(self)
painter = QtGui.QPainter(self)
style = self.style()
style.drawPrimitive(QtWidgets.QStyle.PE_Widget, option, painter, self)
#############################################
# SLOTS
#################################
@QtCore.pyqtSlot('QGraphicsItem', 'QStandardItem')
def doAddExplanation_old(self, node, explanation):
if explanation is not None:
exp_to_add = QtGui.QStandardItem(explanation)
exp_to_add.setData(explanation)
parent = self.parentFor(node)
parent.appendRow(exp_to_add)
@QtCore.pyqtSlot('QGraphicsItem', list)
def doAddExplanation(self, node, explanation):
if explanation is not None and len(explanation) > 0:
exp_to_add = QtGui.QStandardItem()
exp_to_add.setText(
'<Explanation(s)> \n**(click to open Explanation Explorer)')
font = QtGui.QFont()
font.setBold(True)
font.setItalic(True)
font.setUnderline(True)
exp_to_add.setFont(font)
exp_to_add.setData(explanation)
parent = self.parentFor(node)
parent.appendRow(exp_to_add)
@QtCore.pyqtSlot('QGraphicsScene', 'QGraphicsItem')
def doAddNode(self, diagram, node):
"""
Add a node in the tree view.
:type diagram: QGraphicsScene
:type node: AbstractItem
"""
#print('doAddNode >>> node',node)
owl_term_for_node = self.project.getOWLtermfornode(node)
#print(owl_term_for_node,' - ',node.id_with_diag)
#print(self.project.nodes_of_unsatisfiable_entities)
if (node not in self.project.nodes_of_unsatisfiable_entities) and (
(owl_term_for_node is not None) and
(owl_term_for_node
in self.project.nodes_of_unsatisfiable_entities)):
self.project.nodes_of_unsatisfiable_entities.append(node)
if (node in self.project.nodes_of_unsatisfiable_entities) or (
(owl_term_for_node is not None) and
(owl_term_for_node
in self.project.nodes_of_unsatisfiable_entities)):
#if node.type() in {Item.ConceptNode, Item.RoleNode, Item.AttributeNode, Item.IndividualNode}:
parent = self.parentFor(node)
if not parent:
parent = QtGui.QStandardItem(self.parentKey(node))
parent.setIcon(self.iconFor(node))
parent.setData(node)
self.model.appendRow(parent)
self.proxy.sort(0, QtCore.Qt.AscendingOrder)
child = QtGui.QStandardItem(self.childKey(diagram, node))
child.setData(node)
parent.appendRow(child)
self.proxy.sort(0, QtCore.Qt.AscendingOrder)
node.selection.setBrush(self.brush_orange)
#node.updateNode(valid=False)
# FORCE CACHE REGENERATION
node.setCacheMode(node.NoCache)
node.setCacheMode(node.DeviceCoordinateCache)
# SCHEDULE REPAINT
node.update(node.boundingRect())
node.diagram.sgnUpdated.emit()
else:
#print('node not in self.project.nodes_of_unsatisfiable_entities:',node)
pass
def start_explanation_explorer(self, item=None):
parent = item.parent()
self.session.pmanager.dispose_and_remove_plugin_from_session(
plugin_id='Explanation_explorer')
#self.project.uc_as_input_for_explanation_explorer = parent.text()
self.project.uc_as_input_for_explanation_explorer = str(parent.data())
#print('self.project.uc_as_input_for_explanation_explorer',self.project.uc_as_input_for_explanation_explorer)
self.session.pmanager.create_add_and_start_plugin(
'Explanation_explorer')
@QtCore.pyqtSlot(str)
def doFilterItem(self, key):
"""
Executed when the search box is filled with data.
:type key: str
"""
self.proxy.setFilterFixedString(key)
self.proxy.sort(QtCore.Qt.AscendingOrder)
@QtCore.pyqtSlot('QGraphicsScene', 'QGraphicsItem')
def doRemoveNode(self, diagram, node):
"""
Remove a node from the tree view.
:type diagram: QGraphicsScene
:type node: AbstractItem
"""
#print('doRemoveNode >>>')
#print('node',node)
if node.type() in {
Item.ConceptNode, Item.RoleNode, Item.AttributeNode,
Item.IndividualNode
}:
#if (('AttributeNode' in str(type(node))) or ('ConceptNode' in str(type(node))) or ('IndividualNode' in str(type(node))) or ('RoleNode' in str(type(node)))):
if node in self.project.nodes_of_unsatisfiable_entities:
self.project.nodes_of_unsatisfiable_entities.remove(node)
parent = self.parentFor(node)
if parent:
child = self.childFor(parent, diagram, node)
if child:
parent.removeRow(child.index().row())
if not parent.rowCount():
self.model.removeRow(parent.index().row())
@QtCore.pyqtSlot('QModelIndex')
def onItemDoubleClicked(self, index):
"""
Executed when an item in the treeview is double clicked.
:type index: QModelIndex
"""
# noinspection PyArgumentList
if QtWidgets.QApplication.mouseButtons() & QtCore.Qt.LeftButton:
item = self.model.itemFromIndex(self.proxy.mapToSource(index))
if item and item.data():
if (str(type(item.data())) == '<class \'str\'>') or (str(
type(item.data())) == 'str'):
self.sgnStringDoubleClicked.emit(item)
elif (str(type(item.data())) == '<class \'list\'>') or (str(
type(item.data())) == 'list'):
self.sgnListDoubleClicked.emit(item)
else:
self.sgnItemDoubleClicked.emit(item.data())
@QtCore.pyqtSlot('QModelIndex')
def onItemPressed(self, index):
"""
Executed when an item in the treeview is clicked.
:type index: QModelIndex
"""
# noinspection PyArgumentList
if QtWidgets.QApplication.mouseButtons() & QtCore.Qt.LeftButton:
item = self.model.itemFromIndex(self.proxy.mapToSource(index))
if item and item.data():
if (str(type(item.data())) == '<class \'str\'>') or (str(
type(item.data())) == 'str'):
self.sgnStringClicked.emit(item)
elif (str(type(item.data())) == '<class \'list\'>') or (str(
type(item.data())) == 'list'):
self.sgnListClicked.emit(item)
else:
self.sgnItemClicked.emit(item.data())
#############################################
# INTERFACE
#################################
def childFor(self, parent, diagram, node):
"""
Search the item representing this node among parent children.
:type parent: QtGui.QStandardItem
:type diagram: Diagram
:type node: AbstractNode
"""
key = self.childKey(diagram, node)
for i in range(parent.rowCount()):
child = parent.child(i)
if child.text() == key:
return child
return None
@staticmethod
def childKey(diagram, node):
"""
Returns the child key (text) used to place the given node in the treeview.
:type diagram: Diagram
:type node: AbstractNode
:rtype: str
"""
predicate = node.text().replace('\n', '')
diagram = rstrip(diagram.name, File.Graphol.extension)
return '{0} ({1} - {2})'.format(predicate, diagram, node.id)
def iconFor(self, node):
"""
Returns the icon for the given node.
:type node:
"""
if node.type() is Item.AttributeNode:
return self.iconAttribute
if node.type() is Item.ConceptNode:
return self.iconConcept
if node.type() is Item.IndividualNode:
if node.identity() is Identity.Individual:
return self.iconInstance
if node.identity() is Identity.Value:
return self.iconValue
if node.type() is Item.RoleNode:
return self.iconRole
def parentFor(self, node):
"""
Search the parent element of the given node.
:type node: AbstractNode
:rtype: QtGui.QStandardItem
"""
#print('parentFor(self, node)')
#print('node',node)
for i in self.model.findItems(self.parentKey(node),
QtCore.Qt.MatchExactly):
#print('i',i)
#n = i.child(0).data()
if (i.text() == node.text()) or (i.text() == node.text().replace(
'\n', '')):
return i
#if str(type(n)) != '<class \'list\'>':
#if node.type() is n.type():
#return i
return None
@staticmethod
def parentKey(node):
"""
Returns the parent key (text) used to place the given node in the treeview.
:type node: AbstractNode
:rtype: str
"""
return node.text().replace('\n', '')
def sizeHint(self):
"""
Returns the recommended size for this widget.
:rtype: QtCore.QSize
"""
return QtCore.QSize(216, 266)
class OntologyExplorerWidget(QtWidgets.QWidget):
"""
This class implements the ontology explorer used to list ontology predicates.
"""
sgnItemActivated = QtCore.pyqtSignal('QGraphicsItem')
sgnItemClicked = QtCore.pyqtSignal('QGraphicsItem')
sgnItemDoubleClicked = QtCore.pyqtSignal('QGraphicsItem')
sgnItemRightClicked = QtCore.pyqtSignal('QGraphicsItem')
def __init__(self, plugin):
"""
Initialize the ontology explorer widget.
:type plugin: Session
"""
super().__init__(plugin.session)
self.plugin = plugin
self.items = [
Item.ConceptNode, Item.RoleNode, Item.AttributeNode,
Item.IndividualNode
]
self.status = [Status.DEFAULT, Status.DRAFT, Status.FINAL]
self.iconAttribute = QtGui.QIcon(':/icons/18/ic_treeview_attribute')
self.iconConcept = QtGui.QIcon(':/icons/18/ic_treeview_concept')
self.iconInstance = QtGui.QIcon(':/icons/18/ic_treeview_instance')
self.iconRole = QtGui.QIcon(':/icons/18/ic_treeview_role')
self.iconValue = QtGui.QIcon(':/icons/18/ic_treeview_value')
self.searchShortcut = QtWidgets.QShortcut(QtGui.QKeySequence('Ctrl+f'),
self.session)
self.search = StringField(self)
self.search.setAcceptDrops(False)
self.search.setClearButtonEnabled(True)
self.search.setPlaceholderText('Search...')
self.search.setToolTip('Search ({})'.format(
self.searchShortcut.key().toString(QtGui.QKeySequence.NativeText)))
self.search.setFixedHeight(30)
self.model = QtGui.QStandardItemModel(self)
self.proxy = OntologyExplorerFilterProxyModel(self)
self.proxy.setDynamicSortFilter(False)
self.proxy.setFilterCaseSensitivity(QtCore.Qt.CaseInsensitive)
self.proxy.setSortCaseSensitivity(QtCore.Qt.CaseSensitive)
self.proxy.setSourceModel(self.model)
self.ontoview = OntologyExplorerView(self)
self.ontoview.setModel(self.proxy)
self.mainLayout = QtWidgets.QVBoxLayout(self)
self.mainLayout.setContentsMargins(0, 0, 0, 0)
self.mainLayout.addWidget(self.search)
self.mainLayout.addWidget(self.ontoview)
self.setTabOrder(self.search, self.ontoview)
self.setContentsMargins(0, 0, 0, 0)
self.setMinimumWidth(216)
self.setStyleSheet("""
QLineEdit,
QLineEdit:editable,
QLineEdit:hover,
QLineEdit:pressed,
QLineEdit:focus {
border: none;
border-radius: 0;
background: #FFFFFF;
color: #000000;
padding: 4px 4px 4px 4px;
}
""")
header = self.ontoview.header()
header.setStretchLastSection(False)
header.setSectionResizeMode(QtWidgets.QHeaderView.ResizeToContents)
connect(self.ontoview.activated, self.onItemActivated)
connect(self.ontoview.doubleClicked, self.onItemDoubleClicked)
connect(self.ontoview.pressed, self.onItemPressed)
connect(self.search.textChanged, self.doFilterItem)
connect(self.search.returnPressed, self.onReturnPressed)
connect(self.searchShortcut.activated, self.doFocusSearch)
connect(self.sgnItemActivated, self.session.doFocusItem)
connect(self.sgnItemDoubleClicked, self.session.doFocusItem)
connect(self.sgnItemRightClicked, self.session.doFocusItem)
#############################################
# PROPERTIES
#################################
@property
def project(self):
"""
Returns the reference to the active project.
:rtype: Session
"""
return self.session.project
@property
def session(self):
"""
Returns the reference to the active session.
:rtype: Session
"""
return self.plugin.parent()
#############################################
# EVENTS
#################################
def paintEvent(self, paintEvent):
"""
This is needed for the widget to pick the stylesheet.
:type paintEvent: QPaintEvent
"""
option = QtWidgets.QStyleOption()
option.initFrom(self)
painter = QtGui.QPainter(self)
style = self.style()
style.drawPrimitive(QtWidgets.QStyle.PE_Widget, option, painter, self)
#############################################
# SLOTS
#################################
@QtCore.pyqtSlot('QGraphicsScene', 'QGraphicsItem')
def doAddNode(self, diagram, node):
"""
Add a node in the tree view.
:type diagram: QGraphicsScene
:type node: AbstractItem
"""
if node.type() in self.items:
parent = self.parentFor(node)
if not parent:
parent = QtGui.QStandardItem(self.parentKey(node))
parent.setIcon(self.iconFor(node))
self.model.appendRow(parent)
child = QtGui.QStandardItem(self.childKey(diagram, node))
child.setData(node)
# CHECK FOR DUPLICATE NODES
children = [parent.child(i) for i in range(parent.rowCount())]
if not any([child.text() == c.text() for c in children]):
parent.appendRow(child)
# APPLY FILTERS AND SORT
if self.sender() != self.plugin:
self.proxy.invalidateFilter()
self.proxy.sort(0, QtCore.Qt.AscendingOrder)
@QtCore.pyqtSlot(str)
def doFilterItem(self, key):
"""
Executed when the search box is filled with data.
:type key: str
"""
self.proxy.setFilterFixedString(key)
self.proxy.sort(QtCore.Qt.AscendingOrder)
@QtCore.pyqtSlot()
def doFocusSearch(self):
"""
Focus the search bar.
"""
# RAISE THE ENTIRE WIDGET TREE IF IT IS NOT VISIBLE
if not self.isVisible():
widget = self
while widget != self.session:
widget.show()
widget.raise_()
widget = widget.parent()
self.search.setFocus()
self.search.selectAll()
@QtCore.pyqtSlot('QGraphicsScene', 'QGraphicsItem')
def doRemoveNode(self, diagram, node):
"""
Remove a node from the tree view.
:type diagram: QGraphicsScene
:type node: AbstractItem
"""
if node.type() in self.items:
parent = self.parentFor(node)
if parent:
child = self.childFor(parent, diagram, node)
if child:
parent.removeRow(child.index().row())
if not parent.rowCount():
self.model.removeRow(parent.index().row())
@QtCore.pyqtSlot('QModelIndex')
def onItemActivated(self, index):
"""
Executed when an item in the treeview is activated (e.g. by pressing Return or Enter key).
:type index: QModelIndex
"""
# noinspection PyArgumentList
if QtWidgets.QApplication.mouseButtons() == QtCore.Qt.NoButton:
item = self.model.itemFromIndex(self.proxy.mapToSource(index))
if item and item.data():
self.sgnItemActivated.emit(item.data())
# KEEP FOCUS ON THE TREE VIEW UNLESS SHIFT IS PRESSED
if QtWidgets.QApplication.queryKeyboardModifiers(
) & QtCore.Qt.SHIFT:
return
self.ontoview.setFocus()
elif item:
# EXPAND/COLLAPSE PARENT ITEM
if self.ontoview.isExpanded(index):
self.ontoview.collapse(index)
else:
self.ontoview.expand(index)
@QtCore.pyqtSlot('QModelIndex')
def onItemDoubleClicked(self, index):
"""
Executed when an item in the treeview is double clicked.
:type index: QModelIndex
"""
# noinspection PyArgumentList
if QtWidgets.QApplication.mouseButtons() & QtCore.Qt.LeftButton:
item = self.model.itemFromIndex(self.proxy.mapToSource(index))
if item and item.data():
self.sgnItemDoubleClicked.emit(item.data())
@QtCore.pyqtSlot('QModelIndex')
def onItemPressed(self, index):
"""
Executed when an item in the treeview is clicked.
:type index: QModelIndex
"""
# noinspection PyArgumentList
if QtWidgets.QApplication.mouseButtons() & QtCore.Qt.LeftButton:
item = self.model.itemFromIndex(self.proxy.mapToSource(index))
if item and item.data():
self.sgnItemClicked.emit(item.data())
@QtCore.pyqtSlot(bool)
def onMenuButtonClicked(self, checked=False):
"""
Executed when a button in the widget menu is clicked.
"""
# UPDATE THE PALETTE LAYOUT
data = self.sender().data()
elems = self.proxy.items if isinstance(data,
Item) else self.proxy.status
if checked:
elems.add(data)
else:
elems.discard(data)
self.proxy.invalidateFilter()
self.proxy.sort(0, QtCore.Qt.AscendingOrder)
@QtCore.pyqtSlot(Item, str)
def onMetaUpdated(self, item, name):
"""
Executed when metadata of the predicate for the given item/name combination is updated
:type item: Item
:type name: str
"""
self.proxy.invalidateFilter()
self.proxy.sort(0, QtCore.Qt.AscendingOrder)
@QtCore.pyqtSlot()
def onReturnPressed(self):
"""
Executed when the Return or Enter key is pressed in the search field.
"""
self.focusNextChild()
#############################################
# INTERFACE
#################################
def childFor(self, parent, diagram, node):
"""
Search the item representing this node among parent children.
:type parent: QtGui.QStandardItem
:type diagram: Diagram
:type node: AbstractNode
"""
key = self.childKey(diagram, node)
for i in range(parent.rowCount()):
child = parent.child(i)
if child.text() == key:
return child
return None
@staticmethod
def childKey(diagram, node):
"""
Returns the child key (text) used to place the given node in the treeview.
:type diagram: Diagram
:type node: AbstractNode
:rtype: str
"""
predicate = node.text().replace('\n', '')
diagram = rstrip(diagram.name, File.Graphol.extension)
return '{0} ({1} - {2})'.format(predicate, diagram, node.id)
def iconFor(self, node):
"""
Returns the icon for the given node.
:type node:
"""
if node.type() is Item.AttributeNode:
return self.iconAttribute
if node.type() is Item.ConceptNode:
return self.iconConcept
if node.type() is Item.IndividualNode:
if node.identity() is Identity.Individual:
return self.iconInstance
if node.identity() is Identity.Value:
return self.iconValue
if node.type() is Item.RoleNode:
return self.iconRole
def parentFor(self, node):
"""
Search the parent element of the given node.
:type node: AbstractNode
:rtype: QtGui.QStandardItem
"""
for i in self.model.findItems(self.parentKey(node),
QtCore.Qt.MatchExactly):
n = i.child(0).data()
if node.type() is n.type():
return i
return None
@staticmethod
def parentKey(node):
"""
Returns the parent key (text) used to place the given node in the treeview.
:type node: AbstractNode
:rtype: str
"""
return node.text().replace('\n', '')
def sizeHint(self):
"""
Returns the recommended size for this widget.
:rtype: QtCore.QSize
"""
return QtCore.QSize(216, 266)
