diff options
Diffstat (limited to 'Lib/idlelib/Debugger.py')
| -rw-r--r-- | Lib/idlelib/Debugger.py | 308 |
1 files changed, 308 insertions, 0 deletions
diff --git a/Lib/idlelib/Debugger.py b/Lib/idlelib/Debugger.py new file mode 100644 index 0000000..267d39f --- /dev/null +++ b/Lib/idlelib/Debugger.py @@ -0,0 +1,308 @@ +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 + 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) |