def delete_group(self, group_item: ProtocolTreeItem):
if self.rootItem.childCount() == 1:
QMessageBox.critical(self.controller, self.tr("Group not deletable"),
self.tr("You can't delete the last group. Think about the children, they would be homeless!"))
return
group_id = self.rootItem.index_of(group_item)
if group_id == 0:
new_group_index = 1
else:
new_group_index = group_id - 1
new_group = self.rootItem.children[new_group_index]
for i in reversed(range(group_item.childCount())):
new_group.appendChild(group_item.children[i])
self.removeRow(group_id, QModelIndex())
self.group_deleted.emit(group_id, new_group_index)
def deleteGroup(self, group_item: ProtocolTreeItem):
if self.rootItem.childCount() == 1:
QMessageBox.critical(self.controller, self.tr("Group not deletable"),
self.tr("You can't delete the last group. Think about the children, they would be homeless!"))
return
group_id = self.rootItem.index_of(group_item)
if group_id == 0:
new_group_index = 1
else:
new_group_index = group_id - 1
new_group = self.rootItem.children[new_group_index]
for i in reversed(range(group_item.childCount())):
new_group.appendChild(group_item.children[i])
self.removeRow(group_id, QModelIndex())
self.group_deleted.emit(group_id, new_group_index)
class ProtocolTreeModel(QAbstractItemModel):
item_dropped = pyqtSignal()
labels_on_group_dropped = pyqtSignal(list, int)
group_deleted = pyqtSignal(int, int)
proto_to_group_added = pyqtSignal(int)
group_added = pyqtSignal(QModelIndex)
def __init__(self, controller, parent=None):
self.rootItem = ProtocolTreeItem(None, None)
self.rootItem.addGroup()
self.reference_protocol = -1
self.controller = controller
super().__init__(parent)
@property
def protocols(self):
"""
:rtype: dict[int, list of ProtocolAnalyzer]
"""
result = {}
for i, group in enumerate(self.rootItem.children):
result[i] = [child.protocol for child in group.children]
return result
@property
def ngroups(self):
return self.rootItem.childCount()
@property
def groups(self):
"""
:rtype: list of ProtocolGroup
"""
return [self.group_at(i) for i in range(self.ngroups)]
@property
def protocol_tree_items(self):
"""
:rtype: dict[int, list of ProtocolTreeItem]
"""
result = {}
for i, group in enumerate(self.rootItem.children):
result[i] = [child for child in group.children]
return result
def group_at(self, index: int) -> ProtocolGroup:
return self.rootItem.child(index).group
def update(self):
self.beginResetModel()
self.endResetModel()
def get_group_id_for_index(self, index: QModelIndex) -> int:
item = self.getItem(index)
if item.parent() == self.rootItem:
return self.rootItem.index_of(item)
elif item == self.rootItem:
return self.ngroups - 1 # Last group when dropped on root
else:
return self.rootItem.index_of(item.parent()) # Item is Protocol
def getItem(self, index: QModelIndex) -> ProtocolTreeItem:
if index.isValid():
item = index.internalPointer()
if item:
return item
return self.rootItem
def rowCount(self, parent: QModelIndex = None, *args, **kwargs):
parent_item = self.getItem(parent)
return parent_item.childCount()
def columnCount(self, parent: QModelIndex = None, *args, **kwargs):
return 1
def index(self, row: int, column: int, parent=None, *args, **kwargs):
if parent is None:
return QModelIndex()
parent_item = self.getItem(parent)
child_item = parent_item.child(row)
if child_item:
return self.createIndex(row, column, child_item)
else:
return QModelIndex()
def parent(self, index: QModelIndex = None):
if not index.isValid():
return QModelIndex()
child_item = self.getItem(index)
try:
parent_item = child_item.parent()
except AttributeError:
return QModelIndex()
if parent_item == self.rootItem or parent_item is None:
return QModelIndex()
return self.createIndex(parent_item.indexInParent(), 0, parent_item)
def data(self, index: QModelIndex, role=None):
item = self.getItem(index)
if role == Qt.DisplayRole:
return item.data()
elif role == Qt.DecorationRole and item.is_group:
return QIcon.fromTheme("folder")
elif role == Qt.CheckStateRole:
return item.show
elif role == Qt.FontRole:
if item.is_group and self.rootItem.index_of(
item) in self.controller.active_group_ids:
font = QFont()
font.setBold(True)
return font
elif item.protocol in self.controller.selected_protocols:
font = QFont()
font.setBold(True)
return font
elif role == Qt.TextColorRole and item.protocol == self.reference_protocol:
return constants.SELECTED_ROW_COLOR
elif role == Qt.ToolTipRole:
return item.data()
def setData(self, index: QModelIndex, value, role=None):
item = self.getItem(index)
if role == Qt.EditRole and len(value) > 0:
item.setData(value)
return True
elif role == Qt.CheckStateRole:
item.show = value
return True
return False
def add_protocol(self, protocol: ProtocolAnalyzer, group_id=0):
if group_id >= self.ngroups:
group_id = 0
self.beginResetModel()
self.rootItem.child(group_id).addProtocol(protocol)
self.endResetModel()
self.proto_to_group_added.emit(group_id)
return self.groups[group_id]
def remove_protocol(self, protocol: ProtocolAnalyzer):
self.beginResetModel()
result = False
for group in self.rootItem.children:
if group.removeProtocol(protocol):
result = True
break
self.endResetModel()
return result
def flags(self, index: QModelIndex):
if not index.isValid():
return Qt.ItemIsDropEnabled
return Qt.ItemIsEditable | Qt.ItemIsEnabled | Qt.ItemIsSelectable | \
Qt.ItemIsUserCheckable | Qt.ItemIsDragEnabled | Qt.ItemIsDropEnabled
def supportedDragActions(self):
return Qt.MoveAction | Qt.CopyAction
def mimeTypes(self):
return ['text/plain', 'text/uri-list']
def mimeData(self, indexes):
data = ''
for index in indexes:
parent_item = self.getItem(index.parent())
if parent_item == self.rootItem:
data += "{0},{1},{2}/".format(index.row(), index.column(), -1)
else:
data += "{0},{1},{2}/".format(
index.row(), index.column(),
self.rootItem.index_of(parent_item))
mime_data = QMimeData()
mime_data.setText(data)
return mime_data
def dropMimeData(self, mimedata, action, row, column, parentIndex):
if action == Qt.IgnoreAction:
return True
data_str = str(mimedata.text())
if data_str.startswith("PLabels"):
# Labels Dropped
data_str = data_str.replace("'", "")
label_ids = list(
map(int,
data_str.replace("PLabels:", "").split("/")))
drop_node = self.getItem(parentIndex)
if drop_node == self.rootItem:
return False
elif drop_node.is_group:
parent = drop_node
else:
parent = drop_node.parent()
dropped_group_id = self.rootItem.index_of(parent)
self.labels_on_group_dropped.emit(label_ids, dropped_group_id)
return True
indexes = list(reversed(data_str.split("/")[:-1]))
drag_nodes = []
# Ensure we only drop groups or files
contains_groups = False
contains_files = False
for index in indexes:
row, column, parent = map(int, index.split(","))
if parent == -1:
parent = self.rootItem
else:
parent = self.rootItem.child(parent)
node = parent.child(row)
if node.is_group:
contains_groups = True
else:
contains_files = True
if contains_files and contains_groups:
QMessageBox.information(
QWidget(), self.tr("Drag not supported"),
self.
tr("You can only drag/drop groups or protocols, no mixtures of both."
))
return False
drag_nodes.append(node)
drop_node = self.getItem(parentIndex)
if drop_node == self.rootItem:
# Append to Last Group when dropped on root
try:
drop_node = self.rootItem.children[-1]
except IndexError:
return False
if not drop_node.is_group:
parent_node = drop_node.parent()
dropped_on_group = False
else:
parent_node = drop_node
dropped_on_group = True
if parent_node is None:
return False
if dropped_on_group and contains_groups:
parent_node = drop_node.parent()
pos = parent_node.index_of(drop_node)
parent_node.bringChildsToIndex(pos, drag_nodes)
elif dropped_on_group:
if parent_node.containsChilds(drag_nodes):
# "Nodes on parent folder Dropped"
parent_node.bringChildsToFront(drag_nodes)
else:
# "Nodes on distinct folder dropped"
for dragNode in drag_nodes:
parent_node.appendChild(dragNode)
self.proto_to_group_added.emit(
self.rootItem.index_of(parent_node))
else:
# Dropped on file
if contains_groups:
# Cant drop groups on files
return False
elif parent_node.containsChilds(
drag_nodes) and drop_node in parent_node.children:
# "Nodes on node in parent folder dropped"
pos = parent_node.index_of(drop_node)
parent_node.bringChildsToIndex(pos, drag_nodes)
elif parent_node.containsChilds(drag_nodes):
parent_node.bringChildsToFront(drag_nodes)
else:
# "Nodes on node in distinct folder dropped"
pos = parent_node.index_of(drop_node)
for dragNode in drag_nodes:
dragNode.setParent(parent_node)
parent_node.insertChild(pos, dragNode)
self.proto_to_group_added.emit(
self.rootItem.index_of(parent_node))
self.item_dropped.emit()
return True
def insertRow(self, row, parent=None, *args, **kwargs):
return self.insertRows(row, 1, parent)
def insertRows(self, row, count, parent=None, *args, **kwargs):
self.beginInsertRows(parent, row, (row + (count - 1)))
self.endInsertRows()
return True
def removeRow(self, row, parentIndex=None, *args, **kwargs):
return self.removeRows(row, 1, parentIndex)
def removeRows(self, row, count, parentIndex=None, *args, **kwargs):
self.beginRemoveRows(parentIndex, row, row)
node = self.getItem(parentIndex)
node.removeAtIndex(row)
self.endRemoveRows()
return True
def addGroup(self, name="New group"):
self.rootItem.addGroup(name)
child_nr = self.rootItem.childCount() - 1
self.group_added.emit(
self.createIndex(child_nr, 0, self.rootItem.child(child_nr)))
def delete_group(self, group_item: ProtocolTreeItem):
if self.rootItem.childCount() == 1:
QMessageBox.critical(
self.controller, self.tr("Group not deletable"),
self.
tr("You can't delete the last group. Think about the children, they would be homeless!"
))
return
group_id = self.rootItem.index_of(group_item)
if group_id == 0:
new_group_index = 1
else:
new_group_index = group_id - 1
new_group = self.rootItem.children[new_group_index]
for i in reversed(range(group_item.childCount())):
new_group.appendChild(group_item.children[i])
self.removeRow(group_id, QModelIndex())
self.group_deleted.emit(group_id, new_group_index)
def move_to_group(self, items, new_group_id: int):
"""
:type items: list of ProtocolTreeItem
"""
group = self.rootItem.child(new_group_id)
for item in items:
group.appendChild(item)
self.controller.refresh()
def sort_group(self, sortgroup_id):
self.blockSignals(True)
self.rootItem.child(sortgroup_id).sortChilds()
self.controller.refresh()
self.blockSignals(False)
def set_copy_mode(self, use_copy: bool):
"""
Set all protocols in copy mode. They will return a copy of their protocol.
This is used for writable mode in CFC.
:param use_copy:
:return:
"""
for group in self.rootItem.children:
for proto in group.children:
proto.copy_data = use_copy
class ProtocolTreeModel(QAbstractItemModel):
item_dropped = pyqtSignal()
group_deleted = pyqtSignal(int, int)
proto_to_group_added = pyqtSignal(int)
group_added = pyqtSignal(QModelIndex)
def __init__(self, controller, parent=None):
self.rootItem = ProtocolTreeItem(None, None)
self.rootItem.addGroup()
self.controller = controller
super().__init__(parent)
@property
def protocols(self):
"""
:rtype: dict[int, list of ProtocolAnalyzer]
"""
result = {}
for i, group in enumerate(self.rootItem.children):
result[i] = [child.protocol for child in group.children]
return result
@property
def ngroups(self):
return self.rootItem.childCount()
@property
def groups(self):
"""
:rtype: list of ProtocolGroup
"""
return [self.group_at(i) for i in range(self.ngroups)]
@property
def protocol_tree_items(self):
"""
:rtype: dict[int, list of ProtocolTreeItem]
"""
result = {}
for i, group in enumerate(self.rootItem.children):
result[i] = [child for child in group.children]
return result
def group_at(self, index: int) -> ProtocolGroup:
return self.rootItem.child(index).group
def update(self):
self.beginResetModel()
self.endResetModel()
def get_group_id_for_index(self, index: QModelIndex) -> int:
item = self.getItem(index)
if item.parent() == self.rootItem:
return self.rootItem.index_of(item)
elif item == self.rootItem:
return self.ngroups - 1 # Last group when dropped on root
else:
return self.rootItem.index_of(item.parent()) # Item is Protocol
def getItem(self, index: QModelIndex) -> ProtocolTreeItem:
if index.isValid():
item = index.internalPointer()
if item:
return item
return self.rootItem
def rowCount(self, parent: QModelIndex = None, *args, **kwargs):
parent_item = self.getItem(parent)
return parent_item.childCount()
def columnCount(self, parent: QModelIndex = None, *args, **kwargs):
return 1
def index(self, row: int, column: int, parent=None, *args, **kwargs):
if parent is None:
return QModelIndex()
parent_item = self.getItem(parent)
child_item = parent_item.child(row)
if child_item:
return self.createIndex(row, column, child_item)
else:
return QModelIndex()
def parent(self, index: QModelIndex = None):
if not index.isValid():
return QModelIndex()
child_item = self.getItem(index)
try:
parent_item = child_item.parent()
except AttributeError:
return QModelIndex()
if parent_item == self.rootItem or parent_item is None:
return QModelIndex()
return self.createIndex(parent_item.indexInParent(), 0, parent_item)
def data(self, index: QModelIndex, role=None):
item = self.getItem(index)
if role == Qt.DisplayRole:
return item.data()
elif role == Qt.DecorationRole and item.is_group:
return QIcon.fromTheme("folder")
elif role == Qt.CheckStateRole:
return item.show
elif role == Qt.FontRole:
if item.is_group and self.rootItem.index_of(item) in self.controller.active_group_ids:
font = QFont()
font.setBold(True)
return font
elif item.protocol in self.controller.selected_protocols:
font = QFont()
font.setBold(True)
return font
elif role == Qt.ToolTipRole:
return item.data()
def setData(self, index: QModelIndex, value, role=None):
item = self.getItem(index)
if role == Qt.EditRole and len(value) > 0:
item.setData(value)
return True
elif role == Qt.CheckStateRole:
item.show = value
return True
return False
def add_protocol(self, protocol: ProtocolAnalyzer, group_id=0):
if group_id >= self.ngroups:
group_id = 0
self.beginResetModel()
self.rootItem.child(group_id).addProtocol(protocol)
self.endResetModel()
self.proto_to_group_added.emit(group_id)
return self.groups[group_id]
def remove_protocol(self, protocol: ProtocolAnalyzer):
self.beginResetModel()
result = False
for group in self.rootItem.children:
if group.removeProtocol(protocol):
result = True
break
self.endResetModel()
return result
def flags(self, index: QModelIndex):
if not index.isValid():
return Qt.ItemIsDropEnabled
return Qt.ItemIsEditable | Qt.ItemIsEnabled | Qt.ItemIsSelectable | \
Qt.ItemIsUserCheckable | Qt.ItemIsDragEnabled | Qt.ItemIsDropEnabled
def supportedDragActions(self):
return Qt.MoveAction | Qt.CopyAction
def mimeTypes(self):
return ['text/plain', 'text/uri-list']
def mimeData(self, indexes):
data = ''
for index in indexes:
parent_item = self.getItem(index.parent())
if parent_item == self.rootItem:
data += "{0},{1},{2}/".format(index.row(), index.column(), -1)
else:
data += "{0},{1},{2}/".format(index.row(), index.column(), self.rootItem.index_of(parent_item))
mime_data = QMimeData()
mime_data.setText(data)
return mime_data
def dropMimeData(self, mimedata, action, row, column, parentIndex):
if action == Qt.IgnoreAction:
return True
data_str = str(mimedata.text())
indexes = list(reversed(data_str.split("/")[:-1]))
drag_nodes = []
# Ensure we only drop groups or files
contains_groups = False
contains_files = False
for index in indexes:
row, column, parent = map(int, index.split(","))
if parent == -1:
parent = self.rootItem
else:
parent = self.rootItem.child(parent)
node = parent.child(row)
try:
if node.is_group:
contains_groups = True
else:
contains_files = True
except AttributeError:
logger.error("Could not perform drop for index {}".format(index))
continue
if contains_files and contains_groups:
QMessageBox.information(QWidget(), self.tr("Drag not supported"),
self.tr("You can only drag/drop groups or protocols, no mixtures of both."))
return False
drag_nodes.append(node)
drop_node = self.getItem(parentIndex)
if drop_node == self.rootItem:
# Append to Last Group when dropped on root
try:
drop_node = self.rootItem.children[-1]
except IndexError:
return False
if not drop_node.is_group:
parent_node = drop_node.parent()
dropped_on_group = False
else:
parent_node = drop_node
dropped_on_group = True
if parent_node is None:
return False
if dropped_on_group and contains_groups:
parent_node = drop_node.parent()
pos = parent_node.index_of(drop_node)
parent_node.bringChildsToIndex(pos, drag_nodes)
elif dropped_on_group:
if parent_node.containsChilds(drag_nodes):
# "Nodes on parent folder Dropped"
parent_node.bringChildsToFront(drag_nodes)
else:
# "Nodes on distinct folder dropped"
for dragNode in drag_nodes:
parent_node.appendChild(dragNode)
self.proto_to_group_added.emit(self.rootItem.index_of(parent_node))
else:
# Dropped on file
if contains_groups:
# Cant drop groups on files
return False
elif parent_node.containsChilds(drag_nodes) and drop_node in parent_node.children:
# "Nodes on node in parent folder dropped"
pos = parent_node.index_of(drop_node)
parent_node.bringChildsToIndex(pos, drag_nodes)
elif parent_node.containsChilds(drag_nodes):
parent_node.bringChildsToFront(drag_nodes)
else:
# "Nodes on node in distinct folder dropped"
pos = parent_node.index_of(drop_node)
for dragNode in drag_nodes:
dragNode.setParent(parent_node)
parent_node.insertChild(pos, dragNode)
self.proto_to_group_added.emit(self.rootItem.index_of(parent_node))
self.item_dropped.emit()
return True
def insertRow(self, row, parent=None, *args, **kwargs):
return self.insertRows(row, 1, parent)
def insertRows(self, row, count, parent=None, *args, **kwargs):
self.beginInsertRows(parent, row, (row + (count - 1)))
self.endInsertRows()
return True
def removeRow(self, row, parentIndex=None, *args, **kwargs):
return self.removeRows(row, 1, parentIndex)
def removeRows(self, row, count, parentIndex=None, *args, **kwargs):
self.beginRemoveRows(parentIndex, row, row)
node = self.getItem(parentIndex)
node.removeAtIndex(row)
self.endRemoveRows()
return True
def addGroup(self, name="New group"):
self.rootItem.addGroup(name)
child_nr = self.rootItem.childCount() - 1
self.group_added.emit(self.createIndex(child_nr, 0, self.rootItem.child(child_nr)))
def delete_group(self, group_item: ProtocolTreeItem):
if self.rootItem.childCount() == 1:
QMessageBox.critical(self.controller, self.tr("Group not deletable"),
self.tr(
"You can't delete the last group. Think about the children, they would be homeless!"))
return
group_id = self.rootItem.index_of(group_item)
if group_id == 0:
new_group_index = 1
else:
new_group_index = group_id - 1
new_group = self.rootItem.children[new_group_index]
for i in reversed(range(group_item.childCount())):
new_group.appendChild(group_item.children[i])
self.removeRow(group_id, QModelIndex())
self.group_deleted.emit(group_id, new_group_index)
def move_to_group(self, items, new_group_id: int):
"""
:type items: list of ProtocolTreeItem
"""
group = self.rootItem.child(new_group_id)
for item in items:
group.appendChild(item)
self.controller.refresh()
def sort_group(self, sortgroup_id):
self.blockSignals(True)
self.rootItem.child(sortgroup_id).sortChilds()
self.controller.refresh()
self.blockSignals(False)
def set_copy_mode(self, use_copy: bool):
"""
Set all protocols in copy mode. They will return a copy of their protocol.
This is used for writable mode in CFC.
:param use_copy:
:return:
"""
for group in self.rootItem.children:
for proto in group.children:
proto.copy_data = use_copy