diff options
| -rw-r--r-- | Tools/idle/StackViewer.py | 319 |
1 files changed, 89 insertions, 230 deletions
diff --git a/Tools/idle/StackViewer.py b/Tools/idle/StackViewer.py index 2fa4127..5b3c87a 100644 --- a/Tools/idle/StackViewer.py +++ b/Tools/idle/StackViewer.py @@ -1,177 +1,106 @@ import string -import sys -import os from Tkinter import * import linecache -from repr import Repr -from WindowList import ListedToplevel -from ScrolledList import ScrolledList +from TreeWidget import TreeNode, TreeItem, ScrolledCanvas +from ObjectBrowser import ObjectTreeItem, make_objecttreeitem +from OldStackViewer import StackViewer, NamespaceViewer +def StackBrowser(root, flist=None, stack=None): + top = Toplevel(root) + sc = ScrolledCanvas(top, bg="white", highlightthickness=0) + sc.frame.pack(expand=1, fill="both") + item = StackTreeItem(flist) + node = TreeNode(sc.canvas, None, item) + node.expand() -class StackBrowser: +class StackTreeItem(TreeItem): - def __init__(self, root, flist, stack=None): - self.top = top = ListedToplevel(root) - top.protocol("WM_DELETE_WINDOW", self.close) - top.bind("<Key-Escape>", self.close) - top.wm_title("Stack viewer") - top.wm_iconname("Stack") - # Create help label - self.helplabel = Label(top, - text="Click once to view variables; twice for source", - borderwidth=2, relief="groove") - self.helplabel.pack(fill="x") - # - self.sv = StackViewer(top, flist, self) - if stack is None: - stack = get_stack() - self.sv.load_stack(stack) - - def close(self, event=None): - self.top.destroy() - - localsframe = None - localsviewer = None - localsdict = None - globalsframe = None - globalsviewer = None - globalsdict = None - curframe = None - - def show_frame(self, (frame, lineno)): - if frame is self.curframe: - return - self.curframe = None - if frame.f_globals is not self.globalsdict: - self.show_globals(frame) - self.show_locals(frame) - self.curframe = frame - - def show_globals(self, frame): - title = "Global Variables" - if frame.f_globals.has_key("__name__"): - try: - name = str(frame.f_globals["__name__"]) + "" - except: - name = "" - if name: - title = title + " in module " + name - self.globalsdict = None - if self.globalsviewer: - self.globalsviewer.close() - self.globalsviewer = None - if not self.globalsframe: - self.globalsframe = Frame(self.top) - self.globalsdict = frame.f_globals - self.globalsviewer = NamespaceViewer( - self.globalsframe, - title, - self.globalsdict) - self.globalsframe.pack(fill="both", side="bottom") + def __init__(self, flist=None): + self.flist = flist + self.stack = get_stack() + self.text = get_exception() - def show_locals(self, frame): - self.localsdict = None - if self.localsviewer: - self.localsviewer.close() - self.localsviewer = None - if frame.f_locals is not frame.f_globals: - title = "Local Variables" - code = frame.f_code - funcname = code.co_name - if funcname not in ("?", "", None): - title = title + " in " + funcname - if not self.localsframe: - self.localsframe = Frame(self.top) - self.localsdict = frame.f_locals - self.localsviewer = NamespaceViewer( - self.localsframe, - title, - self.localsdict) - self.localsframe.pack(fill="both", side="top") - else: - if self.localsframe: - self.localsframe.forget() + def GetText(self): + return self.text + def GetSubList(self): + sublist = [] + for info in self.stack: + item = FrameTreeItem(info, self.flist) + sublist.append(item) + return sublist -class StackViewer(ScrolledList): +class FrameTreeItem(TreeItem): - def __init__(self, master, flist, browser): - ScrolledList.__init__(self, master, width=80) + def __init__(self, info, flist): + self.info = info self.flist = flist - self.browser = browser - self.stack = [] - def load_stack(self, stack, index=None): - self.stack = stack - self.clear() -## if len(stack) > 10: -## l["height"] = 10 -## self.topframe.pack(expand=1) -## else: -## l["height"] = len(stack) -## self.topframe.pack(expand=0) - for i in range(len(stack)): - frame, lineno = stack[i] - try: - modname = frame.f_globals["__name__"] - except: - modname = "?" - code = frame.f_code - filename = code.co_filename - funcname = code.co_name - sourceline = linecache.getline(filename, lineno) - sourceline = string.strip(sourceline) - if funcname in ("?", "", None): - item = "%s, line %d: %s" % (modname, lineno, sourceline) - else: - item = "%s.%s(), line %d: %s" % (modname, funcname, - lineno, sourceline) - if i == index: - item = "> " + item - self.append(item) - if index is not None: - self.select(index) - - def popup_event(self, event): - if self.stack: - return ScrolledList.popup_event(self, event) - - def fill_menu(self): - menu = self.menu - menu.add_command(label="Go to source line", - command=self.goto_source_line) - menu.add_command(label="Show stack frame", - command=self.show_stack_frame) - - def on_select(self, index): - if 0 <= index < len(self.stack): - self.browser.show_frame(self.stack[index]) + def GetText(self): + frame, lineno = self.info + try: + modname = frame.f_globals["__name__"] + except: + modname = "?" + code = frame.f_code + filename = code.co_filename + funcname = code.co_name + sourceline = linecache.getline(filename, lineno) + sourceline = string.strip(sourceline) + if funcname in ("?", "", None): + item = "%s, line %d: %s" % (modname, lineno, sourceline) + else: + item = "%s.%s(...), line %d: %s" % (modname, funcname, + lineno, sourceline) +## if i == index: +## item = "> " + item + return item + + def GetSubList(self): + frame, lineno = self.info + sublist = [] + if frame.f_globals is not frame.f_locals: + item = VariablesTreeItem("<locals>", frame.f_locals, self.flist) + sublist.append(item) + item = VariablesTreeItem("<globals>", frame.f_globals, self.flist) + sublist.append(item) + return sublist + + def OnDoubleClick(self): + if self.flist: + frame, lineno = self.info + filename = frame.f_code.co_filename + edit = self.flist.open(filename) + edit.gotoline(lineno) - def on_double(self, index): - self.show_source(index) +class VariablesTreeItem(ObjectTreeItem): - def goto_source_line(self): - index = self.listbox.index("active") - self.show_source(index) + def GetText(self): + return self.labeltext - def show_stack_frame(self): - index = self.listbox.index("active") - if 0 <= index < len(self.stack): - self.browser.show_frame(self.stack[index]) + def GetLabelText(self): + return None - def show_source(self, index): - if not (0 <= index < len(self.stack)): - return - frame, lineno = self.stack[index] - code = frame.f_code - filename = code.co_filename - if os.path.isfile(filename): - edit = self.flist.open(filename) - if edit: - edit.gotoline(lineno) + def IsExpandable(self): + return len(self.object) > 0 + def keys(self): + return self.object.keys() + def GetSubList(self): + sublist = [] + for key in self.keys(): + try: + value = self.object[key] + except KeyError: + continue + def setfunction(value, key=key, object=self.object): + object[key] = value + item = make_objecttreeitem(key + " =", value, setfunction) + sublist.append(item) + return sublist + def get_stack(t=None, f=None): if t is None: t = sys.last_traceback @@ -189,8 +118,7 @@ def get_stack(t=None, f=None): t = t.tb_next return stack - -def getexception(type=None, value=None): +def get_exception(type=None, value=None): if type is None: type = sys.last_type value = sys.last_value @@ -201,76 +129,7 @@ def getexception(type=None, value=None): s = s + ": " + str(value) return s - -class NamespaceViewer: - - def __init__(self, master, title, dict=None): - width = 0 - height = 40 - if dict: - height = 20*len(dict) # XXX 20 == observed height of Entry widget - self.master = master - self.title = title - self.repr = Repr() - self.repr.maxstring = 60 - self.repr.maxother = 60 - self.frame = frame = Frame(master) - self.frame.pack(expand=1, fill="both") - self.label = Label(frame, text=title, borderwidth=2, relief="groove") - self.label.pack(fill="x") - self.vbar = vbar = Scrollbar(frame, name="vbar") - vbar.pack(side="right", fill="y") - self.canvas = canvas = Canvas(frame, - height=min(300, max(40, height)), - scrollregion=(0, 0, width, height)) - canvas.pack(side="left", fill="both", expand=1) - vbar["command"] = canvas.yview - canvas["yscrollcommand"] = vbar.set - self.subframe = subframe = Frame(canvas) - self.sfid = canvas.create_window(0, 0, window=subframe, anchor="nw") - self.load_dict(dict) - - dict = -1 - - def load_dict(self, dict, force=0): - if dict is self.dict and not force: - return - subframe = self.subframe - frame = self.frame - for c in subframe.children.values(): - c.destroy() - self.dict = None - if not dict: - l = Label(subframe, text="None") - l.grid(row=0, column=0) - else: - names = dict.keys() - names.sort() - row = 0 - for name in names: - value = dict[name] - svalue = self.repr.repr(value) # repr(value) - l = Label(subframe, text=name) - l.grid(row=row, column=0, sticky="nw") - ## l = Label(subframe, text=svalue, justify="l", wraplength=300) - l = Entry(subframe, width=0, borderwidth=0) - l.insert(0, svalue) - ## l["state"] = "disabled" - l.grid(row=row, column=1, sticky="nw") - row = row+1 - self.dict = dict - # XXX Could we use a <Configure> callback for the following? - subframe.update_idletasks() # Alas! - width = subframe.winfo_reqwidth() - height = subframe.winfo_reqheight() - canvas = self.canvas - self.canvas["scrollregion"] = (0, 0, width, height) - if height > 300: - canvas["height"] = 300 - frame.pack(expand=1) - else: - canvas["height"] = height - frame.pack(expand=0) - - def close(self): - self.frame.destroy() +if __name__ == "__main__": + root = Tk() + root.withdraw() + StackBrowser(root) |