用python写的一个查询ascii的小工具
#-*- encoding:UTF-8 -*-'''
用python写的查询ascii的小工具，按下键盘上的按键，可以将对应的八进制、十六进制、十进制用颜色标出来。
'''
import wx
import wx.grid
data = [ "nul", "soh", "stx", "etx", "eot", "enq", "ack", "bel","bs","ht","nl","vt","ff","er","so","si", "dle", "dc1", "dc2", "dc3",
"dc4", "nak", "syn", "etb", "can","em", "sub", "esc","fs","gs",
"re","us","sp",
"!","\"","\#", "$", "%", "&", "`", "(", ")", "*",
"+", ",", "-", ".", "/",
0, 1, 2, 3, 4, 5, 6, 7, 8, 9,
":", ";", "<", "=", ">", "?", "@",
"A", "B", "C", "D", "E", "F", "G", "H", "I", "J",
"K", "L", "M", "N", "O", "P", "Q", "R", "S", "T",
"U", "V", "W", "X", "Y", "Z",
"[","\\", "]", "^", "_","'",
"a", "b", "c", "d", "e", "f", "g", "h", "i", "j",
"k", "l", "m", "n", "o", "p", "q", "r", "s", "t",
"u", "v", "w", "x", "y", "z",
"{", "|", "}", "~", "del"]
data2 = []
for i in xrange(32):
data2.append(,
oct(i + 32), hex(i + 32), i + 32, data,
oct(i + 64), hex(i + 64), i + 64, data,
oct(i + 96), hex(i + 96), i + 96, data])
colLabels = ["八进制", "十六进制", "十进制", "字符"] * 4
#这是wxpython in action上的例子，用来创建表格
class GenericTable(wx.grid.PyGridTableBase):
def __init__(self, data, rowLabels=None, colLabels=None):
wx.grid.PyGridTableBase.__init__(self)
self.data = data
self.rowLabels = rowLabels
self.colLabels = colLabels
def GetNumberRows(self):
print 'GetNumberRows', len(self.data)
return len(self.data)
def GetNumberCols(self):
return len(self.colLabels)
def GetColLabelValue(self, col):
if self.colLabels:
return self.colLabels
def GetRowLabelValue(self, row):
if self.rowLabels:
return self.rowLabels
def IsEmptyCell(self, row, col):
return False
def GetValue(self, row, col):
return self.data
def SetValue(self, row, col, value):
pass
class ASCII(wx.Frame):
def __init__(self, parent):
wx.Frame.__init__(self, parent, -1, "ASCII Grid",
size=(803, 725))
self.grid = grid = wx.grid.Grid(self)
tableBase = GenericTable(data2, rowLabels=None, colLabels=colLabels)
grid.SetTable(tableBase)
grid.SetRowLabelSize(0)
grid.AutoSize()
self.old_row = 0
self.old_col = 0
grid.Bind(wx.EVT_CHAR, self.on_keydown,)
#清除按过的按键颜色
def clear_oldkey(self):
print 'clear_oldkey'
for i in xrange(4):
self.grid.SetCellBackgroundColour(self.old_row , self.old_col + i, (255,255,255,255))
self.grid.SetCellTextColour(self.old_row , self.old_col + i, (0,0,0,255))
self.grid.ForceRefresh()
#处理按键按下的事件，将对应的字段用颜色标出来
def on_keydown(self, event):
self.clear_oldkey()
key = event.GetKeyCode()
print 'key=', key
self.row = key % 32
self.col = key /32 * 4
for i in xrange(4):
self.grid.SetCellBackgroundColour(self.row, self.col + i, 'black')
self.grid.SetCellTextColour(self.row, self.col + i, 'green')
self.old_row , self.old_col = self.row, self.col
self.grid.ForceRefresh()
if __name__ == "__main__":
app = wx.PySimpleApp()
frame = ASCII(None)
frame.Show(True)
app.MainLoop()
页:
[1]