def _add_figure_view(event=None):
widget = event.widget
tree = find_widget_parent_instance(widget, ObjectTree)
if tree is not None:
node = tree.get_node()
root = widget.winfo_toplevel()
tab_view = find_widget_child_instance(root, AbstractTabView)
if tab_view is not None:
fig = node.obj
frame = tk.Frame(tab_view)
canvas = FigureCanvasTkAgg(fig, master=frame)
canvas.manager = FigureManagerPyGUI(
canvas, fig.number, frame)
canvas.get_tk_widget().pack(side=tk.TOP,
fill=tk.BOTH,
expand=True)
canvas.draw()
tab_view.add_tab(widget=frame, text=node.name)
