widget.py 文件源码

def to_render_list(self, index, width):
        """
        Return list of tuples, where each tuple contains:
            column, string content, colour
        """
        # import .window for colour indexes
        from .window import CPI_GOOD, CPI_ERROR

        # status colour
        status_color = 0
        if 'ok' in self.status:
            status_color = CPI_GOOD
        elif 'error' in self.status:
            status_color = CPI_ERROR

        # Gcode string (tree structure prepended
        gcode_w = max(0, width - (3 + 20))  # sent, status

        # Render List (to return)
        render_list = []
        if self.tree_chr:
            render_list.append((index + 1, self.tree_chr, 0))
            render_list.append((index + 2, curses.ACS_HLINE, 0))
            gcode_child_w = max(0, gcode_w - 4)
            gcode_str = ("{:<%i.%is}" % (gcode_child_w, gcode_child_w)).format(self.gcode)
            render_list.append((index + 4, gcode_str, 0))
        else:
            gcode_str = ("{:<%i.%is}" % (gcode_w, gcode_w)).format(self.gcode)
            render_list.append((index, gcode_str, 0))
        render_list.append((index + gcode_w + 1, '>' if self.sent else ' ', 0))
        render_list.append((index + gcode_w + 3, "{:<20s}".format(self.status), status_color))

        return render_list