def test(argv):
# Create graph widget
app = QtWidgets.QApplication(argv)
graph = GraphWidget(None)
graph.ast = ASTModel.get_ast(os.path.join(os.path.dirname(os.path.abspath(__file__)), "../../../../apps/simple/simple.camkes"))
print ASTModel.find_instance(graph.ast.assembly.instances, "echo") is not None
# find_component is not being tested because it is not used anywhere. However
# there is no reason why find_component will fail to work, if everything else worked.
print "visualCAmkES test passed"
return 0
def open_ast(self, path_to_file, import_paths=None):
"""
Opens the given camkes file. Deals with the drawing. Shows an error if a CAmkES Error occurs
:param path_to_file: The path to the camkes file. A string such as "/home/bob/camkes/app/kitty/kitty.camkes
:return
"""
assert isinstance(path_to_file, six.string_types)
# Checks to see if path is not empty
if len(path_to_file) > 1:
try:
# Set the AST of GraphWidget
self.root_widget.ast = ASTModel.get_ast(
path_to_file, import_paths)
except CAmkESError as error:
# If error occurred
# For terminal users:
print "Error occurred when opening the file... please refer to the following error"
print error
# Show Error as a message popup
messageBox = QtWidgets.QMessageBox()
messageBox.setText("Syntax Error")
# Convert all ANSI codes to HTML
conv = Ansi2HTMLConverter(inline=True, dark_bg=False)
html = conv.convert(str(error), full=False)
html = html.replace('\n', '<br/>').replace('^', '')
messageBox.setInformativeText(
'<p style="font-family: monospace;"> %s </p>' % html)
messageBox.exec_()
else:
# If no error, AST would have been successfully set. Change Window Title to name of file.
# find last / (or last \ in windows)
start_of_filename = path_to_file.rfind("/")
if start_of_filename == -1:
# Might be a windows machine
start_of_filename = path_to_file.rfind('\\')
if start_of_filename == -1:
# If still not found, assume its just the name of the file.
start_of_filename = 0
else:
start_of_filename += 1
self.setWindowTitle(
path_to_file[start_of_filename:path_to_file.rfind('.')])
def open_ast(self, path_to_file, import_paths=None):
"""
Opens the given camkes file. Deals with the drawing. Shows an error if a CAmkES Error occurs
:param path_to_file: The path to the camkes file. A string such as "/home/bob/camkes/app/kitty/kitty.camkes
:return
"""
assert isinstance(path_to_file, six.string_types)
# Checks to see if path is not empty
if len(path_to_file) > 1:
try:
# Set the AST of GraphWidget
self.root_widget.ast = ASTModel.get_ast(path_to_file, import_paths)
except CAmkESError as error:
# If error occurred
# For terminal users:
print "Error occurred when opening the file... please refer to the following error"
print error
# Show Error as a message popup
messageBox = QtWidgets.QMessageBox()
messageBox.setText("Syntax Error")
# Convert all ANSI codes to HTML
conv = Ansi2HTMLConverter(inline=True, dark_bg=False)
html = conv.convert(str(error), full=False)
html = html.replace('\n', '<br/>').replace('^','')
messageBox.setInformativeText('<p style="font-family: monospace;"> %s </p>' % html)
messageBox.exec_()
else:
# If no error, AST would have been successfully set. Change Window Title to name of file.
# find last / (or last \ in windows)
start_of_filename = path_to_file.rfind("/")
if start_of_filename == -1:
# Might be a windows machine
start_of_filename = path_to_file.rfind('\\')
if start_of_filename == -1:
# If still not found, assume its just the name of the file.
start_of_filename = 0
else:
start_of_filename += 1
self.setWindowTitle(path_to_file[start_of_filename:path_to_file.rfind('.')])
def sync_model(self):
"""
Updates view to the model representation
"""
# Get assembly from the ast
ast_assembly = self.ast.assembly
assert isinstance(ast_assembly, Assembly)
# --- For each instance, create a node in the graph & a widget. ---
instance_list_copy = list(ast_assembly.instances)
widgets_to_remove = []
# Update widget's instance object counterpart
for widget in self.widget_instances:
assert isinstance(widget, InstanceWidget)
new_instance_object = ASTModel.find_instance(instance_list_copy, widget.name)
if new_instance_object is not None:
# If found, replace widget's local copy
self.sync_instance(new_instance_object, widget)
instance_list_copy.remove(new_instance_object)
else:
# Instance object for widget not found, probably deleted - so widget not necessary
widgets_to_remove.append(widget)
# Delete the widget (since it is not possible to delete the widget during iteration)
for widget in widgets_to_remove:
self.remove_instance_widget(widget)
for instance in instance_list_copy:
# For all new instances (instances without widget counterpart)
# Make a new widget
assert isinstance(instance, Instance)
new_widget = InstanceWidget(self.context_menu)
new_widget.color = self.random_color_generator()
self.sync_instance(instance, new_widget)
new_widget.widget_moved.connect(self.update_view)
# Add to internal list of widgets
self.widget_instances.append(new_widget)
# Add to scene
self.reposition_instance_widget(new_widget, 0, 0)
self.clear_connection_widgets()
# Create connection widgets for all connections in assembly
# Instead of syncing connections, ConnectionWidgets are considered disposable. Just delete all and remake them
assert isinstance(self.ast.assembly, Assembly)
for connection in self.ast.assembly.connections:
assert isinstance(connection, Connection)
for from_instance_end in connection.from_ends:
assert isinstance(from_instance_end, ConnectionEnd)
from_instance = from_instance_end.instance
assert isinstance(from_instance, Instance)
for to_instance_end in connection.to_ends:
assert isinstance(to_instance_end, ConnectionEnd)
to_instance = to_instance_end.instance
assert isinstance(to_instance, Instance)
new_connection_widget = self.create_connection_widget(connection,
from_instance.name,
from_instance_end.interface.name,
to_instance.name,
to_instance_end.interface.name)
self.connection_widgets.append(new_connection_widget)
self.add_connection_widget(new_connection_widget)