diff options
| -rw-r--r-- | Tools/idle/ObjectBrowser.py | 154 |
1 files changed, 154 insertions, 0 deletions
diff --git a/Tools/idle/ObjectBrowser.py b/Tools/idle/ObjectBrowser.py new file mode 100644 index 0000000..b6bc81a --- /dev/null +++ b/Tools/idle/ObjectBrowser.py @@ -0,0 +1,154 @@ +# XXX TO DO: +# - popup menu +# - support partial or total redisplay +# - more doc strings +# - tooltips + +# object browser + +# XXX TO DO: +# - for classes/modules, add "open source" to object browser + +from TreeWidget import TreeItem, TreeNode, ScrolledCanvas + +from repr import Repr + +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 InstanceTreeItem(ObjectTreeItem): + def IsExpandable(self): + return 1 + def GetSubList(self): + sublist = ObjectTreeItem.GetSubList(self) + sublist.insert(0, + make_objecttreeitem("__class__ =", self.object.__class__)) + return sublist + +class ClassTreeItem(ObjectTreeItem): + def IsExpandable(self): + return 1 + 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 0 + +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(`key` + ":", value, setfunction) + sublist.append(item) + return sublist + +class DictTreeItem(SequenceTreeItem): + def keys(self): + keys = self.object.keys() + try: + keys.sort() + except: + pass + return keys + +from types import * + +dispatch = { + IntType: AtomicObjectTreeItem, + LongType: AtomicObjectTreeItem, + FloatType: AtomicObjectTreeItem, + StringType: AtomicObjectTreeItem, + TupleType: SequenceTreeItem, + ListType: SequenceTreeItem, + DictType: DictTreeItem, + InstanceType: InstanceTreeItem, + ClassType: ClassTreeItem, +} + +def make_objecttreeitem(labeltext, object, setfunction=None): + t = type(object) + if dispatch.has_key(t): + c = dispatch[t] + else: + c = ObjectTreeItem + return c(labeltext, object, setfunction) + +# Test script + +def test(): + import sys + from Tkinter import Toplevel + import pyclbr + import PyShell + pyclbr._modules.clear() + root = Toplevel(PyShell.root) + root.configure(bd=0, bg="yellow") + root.focus_set() + sc = ScrolledCanvas(root, bg="white", highlightthickness=0, takefocus=1) + sc.frame.pack(expand=1, fill="both") + #item = FileTreeItem("C:/windows/desktop") + item = make_objecttreeitem("sys", sys) + node = TreeNode(sc.canvas, None, item) + node.expand() + +if __name__ == '__main__': + test() |