wxPython/wx/lib/editor/selection.py

   1 # 12/14/2003 - Jeff Grimmett (grimmtooth@softhome.net)
   2 #
   3 # o 2.5 compatability update.
   4 #
   5
   6 def RestOfLine(sx, width, data, bool):
   7     if len(data) == 0 and sx == 0:
   8         return [('', bool)]
   9     if sx >= len(data):
  10         return []
  11     return [(data[sx:sx+width], bool)]
  12
  13 def Selection(SelectBegin,SelectEnd, sx, width, line, data):
  14     if SelectEnd is None or SelectBegin is None:
  15         return RestOfLine(sx, width, data, False)
  16     (bRow, bCol) = SelectBegin
  17     (eRow, eCol) = SelectEnd
  18     if (eRow < bRow):
  19         (bRow, bCol) = SelectEnd
  20         (eRow, eCol) = SelectBegin
  21     if (line < bRow or eRow < line):
  22         return RestOfLine(sx, width, data, False)
  23     if (bRow < line and line < eRow):
  24         return RestOfLine(sx, width, data, True)
  25     if (bRow == eRow) and (eCol < bCol):
  26         (bCol, eCol) = (eCol, bCol)
  27     # selection either starts or ends on this line
  28     end = min(sx+width, len(data))
  29     if (bRow < line):
  30         bCol = 0
  31     if (line < eRow):
  32         eCol = end
  33     pieces = []
  34     if (sx < bCol):
  35         if bCol <= end:
  36             pieces += [(data[sx:bCol], False)]
  37         else:
  38             return [(data[sx:end], False)]
  39     pieces += [(data[max(bCol,sx):min(eCol,end)], True)]
  40     if (eCol < end):
  41         pieces += [(data[eCol:end], False)]
  42     return pieces
  43
  44