ansiterm.py 文件源码

def clear_line(self, param):
            mode = param and int(param) or 0
            sbinfo = self.screen_buffer_info()
            if mode == 1: # Clear from begining of line to cursor position
                line_start = COORD(0, sbinfo.CursorPosition.Y)
                line_length = sbinfo.Size.X
            elif mode == 2: # Clear entire line
                line_start = COORD(sbinfo.CursorPosition.X, sbinfo.CursorPosition.Y)
                line_length = sbinfo.Size.X - sbinfo.CursorPosition.X
            else: # Clear from cursor position to end of line
                line_start = sbinfo.CursorPosition
                line_length = sbinfo.Size.X - sbinfo.CursorPosition.X
            chars_written = c_ulong()
            windll.kernel32.FillConsoleOutputCharacterW(self.hconsole, c_wchar(' '), line_length, line_start, byref(chars_written))
            windll.kernel32.FillConsoleOutputAttribute(self.hconsole, sbinfo.Attributes, line_length, line_start, byref(chars_written))