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import os
import bdb
import traceback
from Tkinter import *
from WindowList import ListedToplevel
import StackViewer
class Debugger(bdb.Bdb):
interacting = 0
vstack = vsource = vlocals = vglobals = None
def __init__(self, pyshell):
bdb.Bdb.__init__(self)
self.pyshell = pyshell
self.make_gui()
def canonic(self, filename):
# Canonicalize filename -- called by Bdb
return os.path.normcase(os.path.abspath(filename))
def close(self, event=None):
if self.interacting:
self.top.bell()
return
if self.stackviewer:
self.stackviewer.close(); self.stackviewer = None
self.pyshell.close_debugger()
self.top.destroy()
def run(self, *args):
try:
self.interacting = 1
return apply(bdb.Bdb.run, (self,) + args)
finally:
self.interacting = 0
def user_line(self, frame):
self.interaction(frame)
def user_return(self, frame, rv):
# XXX show rv?
##self.interaction(frame)
pass
def user_exception(self, frame, info):
self.interaction(frame, info)
def make_gui(self):
pyshell = self.pyshell
self.flist = pyshell.flist
self.root = root = pyshell.root
self.top = top =ListedToplevel(root)
self.top.wm_title("Debug Control")
self.top.wm_iconname("Debug")
top.wm_protocol("WM_DELETE_WINDOW", self.close)
self.top.bind("<Escape>", self.close)
#
self.bframe = bframe = Frame(top)
self.bframe.pack(anchor="w")
self.buttons = bl = []
#
self.bcont = b = Button(bframe, text="Go", command=self.cont)
bl.append(b)
self.bstep = b = Button(bframe, text="Step", command=self.step)
bl.append(b)
self.bnext = b = Button(bframe, text="Over", command=self.next)
bl.append(b)
self.bret = b = Button(bframe, text="Out", command=self.ret)
bl.append(b)
self.bret = b = Button(bframe, text="Quit", command=self.quit)
bl.append(b)
#
for b in bl:
b.configure(state="disabled")
b.pack(side="left")
#
self.cframe = cframe = Frame(bframe)
self.cframe.pack(side="left")
#
if not self.vstack:
self.__class__.vstack = BooleanVar(top)
self.vstack.set(1)
self.bstack = Checkbutton(cframe,
text="Stack", command=self.show_stack, variable=self.vstack)
self.bstack.grid(row=0, column=0)
if not self.vsource:
self.__class__.vsource = BooleanVar(top)
##self.vsource.set(1)
self.bsource = Checkbutton(cframe,
text="Source", command=self.show_source, variable=self.vsource)
self.bsource.grid(row=0, column=1)
if not self.vlocals:
self.__class__.vlocals = BooleanVar(top)
self.vlocals.set(1)
self.blocals = Checkbutton(cframe,
text="Locals", command=self.show_locals, variable=self.vlocals)
self.blocals.grid(row=1, column=0)
if not self.vglobals:
self.__class__.vglobals = BooleanVar(top)
##self.vglobals.set(1)
self.bglobals = Checkbutton(cframe,
text="Globals", command=self.show_globals, variable=self.vglobals)
self.bglobals.grid(row=1, column=1)
#
self.status = Label(top, anchor="w")
self.status.pack(anchor="w")
self.error = Label(top, anchor="w")
self.error.pack(anchor="w", fill="x")
self.errorbg = self.error.cget("background")
#
self.fstack = Frame(top, height=1)
self.fstack.pack(expand=1, fill="both")
self.flocals = Frame(top)
self.flocals.pack(expand=1, fill="both")
self.fglobals = Frame(top, height=1)
self.fglobals.pack(expand=1, fill="both")
#
if self.vstack.get():
self.show_stack()
if self.vlocals.get():
self.show_locals()
if self.vglobals.get():
self.show_globals()
frame = None
def interaction(self, frame, info=None):
self.frame = frame
code = frame.f_code
file = code.co_filename
base = os.path.basename(file)
lineno = frame.f_lineno
#
message = "%s:%s" % (base, lineno)
if code.co_name != "?":
message = "%s: %s()" % (message, code.co_name)
self.status.configure(text=message)
#
if info:
type, value, tb = info
try:
m1 = type.__name__
except AttributeError:
m1 = "%s" % str(type)
if value is not None:
try:
m1 = "%s: %s" % (m1, str(value))
except:
pass
bg = "yellow"
else:
m1 = ""
tb = None
bg = self.errorbg
self.error.configure(text=m1, background=bg)
#
sv = self.stackviewer
if sv:
stack, i = self.get_stack(self.frame, tb)
sv.load_stack(stack, i)
#
self.show_variables(1)
#
if self.vsource.get():
self.sync_source_line()
#
for b in self.buttons:
b.configure(state="normal")
#
self.top.tkraise()
self.root.mainloop()
#
for b in self.buttons:
b.configure(state="disabled")
self.status.configure(text="")
self.error.configure(text="", background=self.errorbg)
self.frame = None
def sync_source_line(self):
frame = self.frame
if not frame:
return
code = frame.f_code
file = code.co_filename
lineno = frame.f_lineno
if file[:1] + file[-1:] != "<>" and os.path.exists(file):
edit = self.flist.open(file)
if edit:
edit.gotoline(lineno)
def cont(self):
self.set_continue()
self.root.quit()
def step(self):
self.set_step()
self.root.quit()
def next(self):
self.set_next(self.frame)
self.root.quit()
def ret(self):
self.set_return(self.frame)
self.root.quit()
def quit(self):
self.set_quit()
self.root.quit()
stackviewer = None
def show_stack(self):
if not self.stackviewer and self.vstack.get():
self.stackviewer = sv = StackViewer.StackViewer(
self.fstack, self.flist, self)
if self.frame:
stack, i = self.get_stack(self.frame, None)
sv.load_stack(stack, i)
else:
sv = self.stackviewer
if sv and not self.vstack.get():
self.stackviewer = None
sv.close()
self.fstack['height'] = 1
def show_source(self):
if self.vsource.get():
self.sync_source_line()
def show_frame(self, (frame, lineno)):
self.frame = frame
self.show_variables()
localsviewer = None
globalsviewer = None
def show_locals(self):
lv = self.localsviewer
if self.vlocals.get():
if not lv:
self.localsviewer = StackViewer.NamespaceViewer(
self.flocals, "Locals")
else:
if lv:
self.localsviewer = None
lv.close()
self.flocals['height'] = 1
self.show_variables()
def show_globals(self):
gv = self.globalsviewer
if self.vglobals.get():
if not gv:
self.globalsviewer = StackViewer.NamespaceViewer(
self.fglobals, "Globals")
else:
if gv:
self.globalsviewer = None
gv.close()
self.fglobals['height'] = 1
self.show_variables()
def show_variables(self, force=0):
lv = self.localsviewer
gv = self.globalsviewer
frame = self.frame
if not frame:
ldict = gdict = None
else:
ldict = frame.f_locals
gdict = frame.f_globals
if lv and gv and ldict is gdict:
ldict = None
if lv:
lv.load_dict(ldict, force)
if gv:
gv.load_dict(gdict, force)
def set_breakpoint_here(self, edit):
text = edit.text
filename = edit.io.filename
if not filename:
text.bell()
return
lineno = int(float(text.index("insert")))
msg = self.set_break(filename, lineno)
if msg:
text.bell()
return
text.tag_add("BREAK", "insert linestart", "insert lineend +1char")
# A literal copy of Bdb.set_break() without the print statement at the end
def set_break(self, filename, lineno, temporary=0, cond = None):
import linecache # Import as late as possible
filename = self.canonic(filename)
line = linecache.getline(filename, lineno)
if not line:
return 'That line does not exist!'
if not self.breaks.has_key(filename):
self.breaks[filename] = []
list = self.breaks[filename]
if not lineno in list:
list.append(lineno)
bp = bdb.Breakpoint(filename, lineno, temporary, cond)
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