def on_breakpoint_double_clicked(self, event):
        if event.widget.selection():
            parts = event.widget.focus().split(':')
            bp = self.debugger.breakpoint((parts[0], int(parts[1])))
            if bp.enabled:
                self.debugger.disable_breakpoint(bp)
            else:
                self.debugger.enable_breakpoint(bp)

            # Clear any currently selected item on the stack tree
            self.stack.selection_remove(self.stack.selection())

    ######################################################
    # Handlers for debugger responses
    ######################################################
When a breakpoint on the tree is double clicked, toggle it's status
dataset/ETHPy150Open pybee/bugjar/bugjar/view.py/MainWindow.on_breakpoint_double_clicked