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| | from reprlib import Repr |
| |
|
| | from idlelib.tree import TreeItem, TreeNode, ScrolledCanvas |
| |
|
| | myrepr = Repr() |
| | myrepr.maxstring = 100 |
| | myrepr.maxother = 100 |
| |
|
| | class ObjectTreeItem(TreeItem): |
| | def __init__(self, labeltext, object, setfunction=None): |
| | self.labeltext = labeltext |
| | self.object = object |
| | self.setfunction = setfunction |
| | def GetLabelText(self): |
| | return self.labeltext |
| | def GetText(self): |
| | return myrepr.repr(self.object) |
| | def GetIconName(self): |
| | if not self.IsExpandable(): |
| | return "python" |
| | def IsEditable(self): |
| | return self.setfunction is not None |
| | def SetText(self, text): |
| | try: |
| | value = eval(text) |
| | self.setfunction(value) |
| | except: |
| | pass |
| | else: |
| | self.object = value |
| | def IsExpandable(self): |
| | return not not dir(self.object) |
| | def GetSubList(self): |
| | keys = dir(self.object) |
| | sublist = [] |
| | for key in keys: |
| | try: |
| | value = getattr(self.object, key) |
| | except AttributeError: |
| | continue |
| | item = make_objecttreeitem( |
| | str(key) + " =", |
| | value, |
| | lambda value, key=key, object=self.object: |
| | setattr(object, key, value)) |
| | sublist.append(item) |
| | return sublist |
| |
|
| | class ClassTreeItem(ObjectTreeItem): |
| | def IsExpandable(self): |
| | return True |
| | def GetSubList(self): |
| | sublist = ObjectTreeItem.GetSubList(self) |
| | if len(self.object.__bases__) == 1: |
| | item = make_objecttreeitem("__bases__[0] =", |
| | self.object.__bases__[0]) |
| | else: |
| | item = make_objecttreeitem("__bases__ =", self.object.__bases__) |
| | sublist.insert(0, item) |
| | return sublist |
| |
|
| | class AtomicObjectTreeItem(ObjectTreeItem): |
| | def IsExpandable(self): |
| | return False |
| |
|
| | class SequenceTreeItem(ObjectTreeItem): |
| | def IsExpandable(self): |
| | return len(self.object) > 0 |
| | def keys(self): |
| | return range(len(self.object)) |
| | 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("%r:" % (key,), value, setfunction) |
| | sublist.append(item) |
| | return sublist |
| |
|
| | class DictTreeItem(SequenceTreeItem): |
| | def keys(self): |
| | keys = list(self.object.keys()) |
| | try: |
| | keys.sort() |
| | except: |
| | pass |
| | return keys |
| |
|
| | dispatch = { |
| | int: AtomicObjectTreeItem, |
| | float: AtomicObjectTreeItem, |
| | str: AtomicObjectTreeItem, |
| | tuple: SequenceTreeItem, |
| | list: SequenceTreeItem, |
| | dict: DictTreeItem, |
| | type: ClassTreeItem, |
| | } |
| |
|
| | def make_objecttreeitem(labeltext, object, setfunction=None): |
| | t = type(object) |
| | if t in dispatch: |
| | c = dispatch[t] |
| | else: |
| | c = ObjectTreeItem |
| | return c(labeltext, object, setfunction) |
| |
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| |
|
| | def _object_browser(parent): |
| | import sys |
| | from tkinter import Toplevel |
| | top = Toplevel(parent) |
| | top.title("Test debug object browser") |
| | x, y = map(int, parent.geometry().split('+')[1:]) |
| | top.geometry("+%d+%d" % (x + 100, y + 175)) |
| | top.configure(bd=0, bg="yellow") |
| | top.focus_set() |
| | sc = ScrolledCanvas(top, bg="white", highlightthickness=0, takefocus=1) |
| | sc.frame.pack(expand=1, fill="both") |
| | item = make_objecttreeitem("sys", sys) |
| | node = TreeNode(sc.canvas, None, item) |
| | node.update() |
| |
|
| | if __name__ == '__main__': |
| | from unittest import main |
| | main('idlelib.idle_test.test_debugobj', verbosity=2, exit=False) |
| |
|
| | from idlelib.idle_test.htest import run |
| | run(_object_browser) |
| |
|
