/usr/lib/python2.7/dist-packages/autopilot/vis/objectproperties.py is in python-autopilot-vis 1.4.1+17.04.20170305-0ubuntu1.
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#
# Autopilot Functional Test Tool
# Copyright (C) 2012-2013 Canonical
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
"""Code for introspection tree object properties."""
import six
from PyQt4 import QtGui, QtCore
from autopilot.vis.resources import get_qt_icon, dbus_string_rep
from autopilot.introspection.qt import QtObjectProxyMixin
__all__ = ['TreeNodeDetailWidget']
class TreeNodeDetailWidget(QtGui.QTabWidget):
"""A widget that shows tree node details."""
def __init__(self, parent):
super(TreeNodeDetailWidget, self).__init__(parent)
self.views = []
for view_class in ALL_VIEWS:
view = view_class()
self.views.append(view)
def tree_node_changed(self, new_node):
"""Call when the selected tree node has changed.
This method will update the available tabs to reflect those suitable
for the new tree node selected.
"""
for view in self.views:
view_tab_idx = self.indexOf(view)
if view_tab_idx == -1:
# view is not currently shown.
if view.is_relevant(new_node):
self.addTab(view, view.icon(), view.name())
else:
# view is in tab bar already.
if not view.is_relevant(new_node):
self.removeTab(view_tab_idx)
for i in range(self.count()):
self.widget(i).new_node_selected(new_node)
class AbstractView(QtGui.QWidget):
"""An abstract class that outlines the methods required to be used in the
details view widget.
"""
def name(self):
"""Return the name of the view."""
raise NotImplementedError(
"This method must be implemented in subclasses!")
def icon(self):
"""Return the icon for the view (optionsla)."""
return QtGui.QIcon()
def is_relevant(self, node):
"""Return true if the view can display data about this tree node."""
raise NotImplementedError(
"This method must be implemented in subclasses!")
def new_node_selected(self, node):
raise NotImplementedError(
"This method must be implemented in subclasses!")
class PropertyView(AbstractView):
"""A view that displays the basic exported object properties in a table."""
def __init__(self, *args, **kwargs):
super(PropertyView, self).__init__(*args, **kwargs)
if six.PY3:
header_titles = ["Name", "Value"]
else:
header_titles = QtCore.QStringList(["Name", "Value"])
self.details_layout = QtGui.QVBoxLayout(self)
self.table_view = QtGui.QTableWidget()
self.table_view.setColumnCount(2)
self.table_view.verticalHeader().setVisible(False)
self.table_view.setAlternatingRowColors(True)
self.table_view.setHorizontalHeaderLabels(header_titles)
self.table_view.setEditTriggers(QtGui.QAbstractItemView.NoEditTriggers)
self.details_layout.addWidget(self.table_view)
def name(self):
return "Properties"
def is_relevant(self, node):
return True
def new_node_selected(self, node):
self.table_view.setSortingEnabled(False)
self.table_view.clearContents()
object_details = node.get_properties()
# remove the Children property - we don't care about it:
object_details.pop("Children", None)
self.table_view.setRowCount(len(object_details))
for i, key in enumerate(object_details):
details_string = dbus_string_rep(object_details[key])
item_name = QtGui.QTableWidgetItem(key)
item_details = QtGui.QTableWidgetItem(
details_string)
self.table_view.setItem(i, 0, item_name)
self.table_view.setItem(i, 1, item_details)
self.table_view.setSortingEnabled(True)
self.table_view.sortByColumn(0, QtCore.Qt.AscendingOrder)
self.table_view.resizeColumnsToContents()
class SignalView(AbstractView):
"""A view that exposes signals available on an object."""
def __init__(self, *args, **kwargs):
super(SignalView, self).__init__(*args, **kwargs)
self.details_layout = QtGui.QVBoxLayout(self)
self.signals_table = QtGui.QTableWidget()
self.signals_table.setColumnCount(1)
self.signals_table.verticalHeader().setVisible(False)
self.signals_table.setAlternatingRowColors(True)
self.signals_table.setHorizontalHeaderLabels(["Signal Signature"])
self.signals_table.setEditTriggers(
QtGui.QAbstractItemView.NoEditTriggers)
self.details_layout.addWidget(self.signals_table)
def name(self):
return "Signals"
def icon(self):
return get_qt_icon()
def is_relevant(self, node):
return isinstance(node, QtObjectProxyMixin)
def new_node_selected(self, node):
self.signals_table.setSortingEnabled(False)
self.signals_table.clearContents()
signals = node.get_signals()
self.signals_table.setRowCount(len(signals))
for i, signal in enumerate(signals):
self.signals_table.setItem(
i, 0, QtGui.QTableWidgetItem(str(signal)))
self.signals_table.setSortingEnabled(True)
self.signals_table.sortByColumn(0, QtCore.Qt.AscendingOrder)
self.signals_table.resizeColumnsToContents()
class SlotView(AbstractView):
"""A View that exposes slots on an object."""
def __init__(self, *args, **kwargs):
super(SlotView, self).__init__(*args, **kwargs)
self.details_layout = QtGui.QVBoxLayout(self)
self.slots_table = QtGui.QTableWidget()
self.slots_table.setColumnCount(1)
self.slots_table.verticalHeader().setVisible(False)
self.slots_table.setAlternatingRowColors(True)
self.slots_table.setHorizontalHeaderLabels(["Slot Signature"])
self.slots_table.setEditTriggers(
QtGui.QAbstractItemView.NoEditTriggers)
self.details_layout.addWidget(self.slots_table)
def name(self):
return "Slots"
def icon(self):
return get_qt_icon()
def is_relevant(self, node):
return isinstance(node, QtObjectProxyMixin)
def new_node_selected(self, node):
self.slots_table.setSortingEnabled(False)
self.slots_table.clearContents()
signals = node.get_slots()
self.slots_table.setRowCount(len(signals))
for i, signal in enumerate(signals):
self.slots_table.setItem(i, 0, QtGui.QTableWidgetItem(str(signal)))
self.slots_table.setSortingEnabled(True)
self.slots_table.sortByColumn(0, QtCore.Qt.AscendingOrder)
self.slots_table.resizeColumnsToContents()
ALL_VIEWS = [
PropertyView,
SignalView,
SlotView,
]
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