# XXX TO DO:

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# - popup menu

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# - support partial or total redisplay

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# - more doc strings

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# - tooltips

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# object browser

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# XXX TO DO:

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# - for classes/modules, add "open source" to object browser

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import re

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from idlelib.TreeWidget import TreeItem, TreeNode, ScrolledCanvas

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from repr import Repr

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myrepr = Repr()

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myrepr.maxstring = 100

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myrepr.maxother = 100

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class ObjectTreeItem(TreeItem):

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def __init__(self, labeltext, object, setfunction=None):

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self.labeltext = labeltext

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self.object = object

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self.setfunction = setfunction

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def GetLabelText(self):

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return self.labeltext

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def GetText(self):

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return myrepr.repr(self.object)

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def GetIconName(self):

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if not self.IsExpandable():

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return "python"

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def IsEditable(self):

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return self.setfunction is not None

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def SetText(self, text):

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try:

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value = eval(text)

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self.setfunction(value)

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except:

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pass

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else:

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self.object = value

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def IsExpandable(self):

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return not not dir(self.object)

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def GetSubList(self):

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keys = dir(self.object)

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sublist = []

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for key in keys:

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try:

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value = getattr(self.object, key)

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except AttributeError:

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continue

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item = make_objecttreeitem(

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str(key) + " =",

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value,

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lambda value, key=key, object=self.object:

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setattr(object, key, value))

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sublist.append(item)

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return sublist

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class InstanceTreeItem(ObjectTreeItem):

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def IsExpandable(self):

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return True

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def GetSubList(self):

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sublist = ObjectTreeItem.GetSubList(self)

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sublist.insert(0,

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make_objecttreeitem("__class__ =", self.object.__class__))

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return sublist

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class ClassTreeItem(ObjectTreeItem):

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def IsExpandable(self):

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return True

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def GetSubList(self):

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sublist = ObjectTreeItem.GetSubList(self)

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if len(self.object.__bases__) == 1:

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item = make_objecttreeitem("__bases__[0] =",

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self.object.__bases__[0])

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else:

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item = make_objecttreeitem("__bases__ =", self.object.__bases__)

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sublist.insert(0, item)

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return sublist

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class AtomicObjectTreeItem(ObjectTreeItem):

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def IsExpandable(self):

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return 0

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class SequenceTreeItem(ObjectTreeItem):

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def IsExpandable(self):

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return len(self.object) > 0

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def keys(self):

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return range(len(self.object))

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def GetSubList(self):

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sublist = []

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for key in self.keys():

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try:

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value = self.object[key]

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except KeyError:

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continue

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def setfunction(value, key=key, object=self.object):

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object[key] = value

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item = make_objecttreeitem("%r:" % (key,), value, setfunction)

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sublist.append(item)

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return sublist

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class DictTreeItem(SequenceTreeItem):

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def keys(self):

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keys = self.object.keys()

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try:

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keys.sort()

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except:

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pass

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return keys

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from types import *

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dispatch = {

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IntType: AtomicObjectTreeItem,

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LongType: AtomicObjectTreeItem,

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FloatType: AtomicObjectTreeItem,

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StringType: AtomicObjectTreeItem,

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TupleType: SequenceTreeItem,

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ListType: SequenceTreeItem,

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DictType: DictTreeItem,

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InstanceType: InstanceTreeItem,

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ClassType: ClassTreeItem,

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}

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def make_objecttreeitem(labeltext, object, setfunction=None):

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t = type(object)

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if t in dispatch:

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c = dispatch[t]

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else:

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c = ObjectTreeItem

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return c(labeltext, object, setfunction)

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def _object_browser(parent):

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import sys

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from Tkinter import Tk

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root = Tk()

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root.title("Test ObjectBrowser")

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width, height, x, y = list(map(int, re.split('[x+]', parent.geometry())))

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root.geometry("+%d+%d"%(x, y + 150))

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root.configure(bd=0, bg="yellow")

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root.focus_set()

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sc = ScrolledCanvas(root, bg="white", highlightthickness=0, takefocus=1)

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sc.frame.pack(expand=1, fill="both")

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item = make_objecttreeitem("sys", sys)

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node = TreeNode(sc.canvas, None, item)

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node.update()

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root.mainloop()

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if __name__ == '__main__':

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from idlelib.idle_test.htest import run

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run(_object_browser)

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