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import traceback
import sys
import W
import os
import types
from Carbon import List
class TraceBack:
def __init__(self, title = "Traceback"):
app = W.getapplication() # checks if W is properly initialized
self.title = title
self.w = None
self.closed = 1
self.start = 0
self.lastwindowtitle = ""
self.bounds = (360, 298)
def traceback(self, start = 0, lastwindowtitle = ""):
try:
self.lastwindowtitle = lastwindowtitle
self.start = start
self.type, self.value, self.tb = sys.exc_info()
if self.type is not SyntaxError:
self.show()
if type(self.type) == types.ClassType:
errortext = self.type.__name__
else:
errortext = str(self.type)
value = str(self.value)
if self.value and value:
errortext = errortext + ": " + value
self.w.text.set(errortext)
self.buildtblist()
self.w.list.set(self.textlist)
self.w.list.setselection([len(self.textlist) - 1])
self.w.wid.SelectWindow()
self.closed = 0
else:
self.syntaxerror()
except:
traceback.print_exc()
def syntaxerror(self):
try:
value, (filename, lineno, charno, line) = self.value
except:
filename = ""
lineno = None
value = self.value
if not filename and self.lastwindowtitle:
filename = self.lastwindowtitle
elif not filename:
filename = "<unknown>"
if filename and os.path.exists(filename):
filename = os.path.split(filename)[1]
if lineno and charno is not None:
charno = charno - 1
text = str(value) + '\rFile: "' + str(filename) + '", line ' + str(lineno) + '\r\r' + line[:charno] + "\xa5" + line[charno:-1]
else:
text = str(value) + '\rFile: "' + str(filename) + '"'
self.syntaxdialog = W.ModalDialog((360, 120), "Syntax Error")
self.syntaxdialog.text = W.TextBox((10, 10, -10, -40), text)
self.syntaxdialog.cancel = W.Button((-190, -32, 80, 16), "Cancel", self.syntaxclose)
self.syntaxdialog.edit = W.Button((-100, -32, 80, 16), "Edit", self.syntaxedit)
self.syntaxdialog.setdefaultbutton(self.syntaxdialog.edit)
self.syntaxdialog.bind("cmd.", self.syntaxdialog.cancel.push)
self.syntaxdialog.open()
def syntaxclose(self):
self.syntaxdialog.close()
del self.syntaxdialog
def syntaxedit(self):
try:
value, (filename, lineno, charno, line) = self.value
except:
filename = ""
lineno = None
if not filename and self.lastwindowtitle:
filename = self.lastwindowtitle
elif not filename:
filename = "<unknown>"
self.syntaxclose()
if lineno:
if charno is None:
charno = 1
W.getapplication().openscript(filename, lineno, charno - 1)
else:
W.getapplication().openscript(filename)
def show(self):
if self.closed:
self.setupwidgets()
self.w.open()
else:
self.w.wid.ShowWindow()
self.w.wid.SelectWindow()
def hide(self):
if self.closed:
return
self.w.close()
def close(self):
self.bounds = self.w.getbounds()
self.closed = 1
self.type, self.value, self.tb = None, None, None
self.tblist = None
def activate(self, onoff):
if onoff:
if self.closed:
self.traceback()
self.closed = 0
self.checkbuttons()
def setupwidgets(self):
self.w = W.Window(self.bounds, self.title, minsize = (316, 168))
self.w.text = W.TextBox((10, 10, -10, 30))
self.w.tbtitle = W.TextBox((10, 40, -10, 10), "Traceback (innermost last):")
self.w.list = W.TwoLineList((10, 60, -10, -40), callback = self.listhit)
self.w.editbutton = W.Button((10, -30, 60, 16), "Edit", self.edit)
self.w.editbutton.enable(0)
self.w.browselocalsbutton = W.Button((80, -30, 100, 16), "Browse locals\xc9", self.browselocals)
self.w.browselocalsbutton.enable(0)
self.w.postmortembutton = W.Button((190, -30, 100, 16), "Post mortem\xc9", self.postmortem)
self.w.setdefaultbutton(self.w.editbutton)
self.w.bind("cmdb", self.w.browselocalsbutton.push)
self.w.bind("<close>", self.close)
self.w.bind("<activate>", self.activate)
def buildtblist(self):
tb = self.tb
for i in range(self.start):
if tb.tb_next is None:
break
tb = tb.tb_next
self.tblist = traceback.extract_tb(tb)
self.textlist = []
for filename, lineno, func, line in self.tblist:
tbline = ""
if os.path.exists(filename):
filename = os.path.split(filename)[1]
tbline = 'File "%s", line %r, in %r' % (filename, lineno, func)
if line:
tbline = tbline + '\r ' + line
self.textlist.append(tbline[:255])
def edit(self):
sel = self.w.list.getselection()
for i in sel:
filename, lineno, func, line = self.tblist[i]
W.getapplication().openscript(filename, lineno)
def browselocals(self):
sel = self.w.list.getselection()
for i in sel:
tb = self.tb
for j in range(i + self.start):
tb = tb.tb_next
self.browse(tb.tb_frame.f_locals)
def browse(self, object):
import PyBrowser
PyBrowser.Browser(object)
def postmortem(self):
import PyDebugger
PyDebugger.postmortem(self.type, self.value, self.tb)
def listhit(self, isdbl):
if isdbl:
self.w.editbutton.push()
else:
self.checkbuttons()
def checkbuttons(self):
havefile = len(self.w.list.getselection()) > 0
self.w.editbutton.enable(havefile)
self.w.browselocalsbutton.enable(havefile)
self.w.setdefaultbutton(havefile and self.w.editbutton or self.w.postmortembutton)
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