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|
from Tkinter import *
from tkFont import Font
def int2asc(byte, fullcharset = 0):
if byte < 32:
return "."
else:
if fullcharset:
return chr(byte)
else:
if byte < 128:
return chr(byte)
else:
return '.'
def dump(bloc, offset = 0, width = 8, fullcharset = 0):
bigstr = ""
for index in range(len(bloc)):
car = bloc[index]
byte = ord(car)
#start of line
if not (index % width):
bigstr += "%04X "%(index + offset)
carbuf = ""
#any byte
bigstr += "%02X "%(byte)
carbuf += int2asc(byte)
#end of line
if (index % width) == (width - 1):
bigstr += carbuf + '\n'
#line completion*
if (index % width) != (width -1):
while (index % width) != (width -1):
bigstr += "-- "
index += 1
bigstr += carbuf + '\n'
return bigstr
class EDITSECWIN(Tk):
def __init__(self,sector):
Tk.__init__(self)
self.cols = 8
self.sector = sector
self.editabletext = dump(sector)
if(len(self.sector) % self.cols):
height += 1
width = 5 + self.cols * 3 + self.cols
height = len(self.sector) / self.cols
self.editabledigit = []
self.editablechar = []
self.notepad = Text(self,font=Font(family="Terminal",size=16),width=width,height=height)
self.notepad.grid()
self.notepad.delete('1.0',END)
self.notepad.insert(END,self.editabletext)
self.notepad.update()
self.notepad.focus()
self.notepad.bind("<Left>", self.CallLeft)
self.notepad.bind("<Right>", self.CallRight)
self.notepad.bind("<Up>", self.CallUp)
self.notepad.bind("<Down>", self.CallDown)
self.notepad.bind("<KeyPress>", self.EventCallback)
for index in range(len(self.sector)):
line = (index / self.cols) + 1
col1 = 5 + (index % self.cols) * 3
col2 = col1 + 1
col3 = 5 + self.cols * 3 + (index % self.cols)
pos = "%u.%u"%(line,col1)
self.editabledigit.append("%u.%u"%(line,col1))
self.editabledigit.append("%u.%u"%(line,col2))
self.editablechar.append("%u.%u"%(line,col3))
self.notepad.tag_add("%u.%u"%(line,col1), "%u.%u"%(line,col1))
self.notepad.tag_add("%u.%u"%(line,col2), "%u.%u"%(line,col2))
self.editcursor = 0
self.gotoxy(1)
def gotoxy(self,active = 1):
locator = self.editabledigit[self.editcursor]
self.title(locator)
if active:
self.notepad.tag_config(locator, foreground = 'WHITE')
self.notepad.tag_config(locator, background = 'BLACK')
else:
self.notepad.tag_config(locator, foreground = 'BLACK')
self.notepad.tag_config(locator, background = 'WHITE')
def CallLeft(self,event):
self.gotoxy(0)
self.editcursor -= 1
if self.editcursor == -1:
self.editcursor = len(self.editabledigit) - 1
self.gotoxy()
return "break"
def CallRight(self,event):
self.gotoxy(0)
self.editcursor += 1
if self.editcursor >= len(self.editabledigit):
self.editcursor = 0
self.gotoxy()
return "break"
def CallUp(self,event):
self.gotoxy(0)
self.editcursor -= self.cols * 2
if self.editcursor < 0:
self.editcursor += len(self.editabledigit)
self.gotoxy()
return "break"
def CallDown(self,event):
self.gotoxy(0)
self.editcursor += self.cols * 2
if self.editcursor >= len(self.editabledigit):
self.editcursor -= len(self.editabledigit)
self.gotoxy()
return "break"
def EventCallback(self,event):
car = event.char.upper()
if not car in ("0123456789abcdefABCDEF"):
pass
else:
self.notepad.delete(self.editabledigit[self.editcursor])
self.notepad.insert(self.editabledigit[self.editcursor],car)
byte_str = "%c%c"%(self.notepad.get(self.editabledigit[self.editcursor / 2 * 2]),self.notepad.get(self.editabledigit[self.editcursor / 2 * 2 + 1]))
car = int2asc(int(byte_str,16))
self.notepad.delete(self.editablechar[self.editcursor >> 1])
self.notepad.insert(self.editablechar[self.editcursor >> 1],car)
self.CallRight(0)
return "break"
if __name__ == "__main__":
root = EDITSECWIN("Ceci est un bloc de 32 octets...")
root.mainloop() |
