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baefbb21d9
Add comments where .keys() is needed. Leave debugger usages along because situation is unclear as indicated in expanded comment. Most testing is manual.
144 lines
4.0 KiB
Python
144 lines
4.0 KiB
Python
# 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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from reprlib import Repr
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from idlelib.tree import TreeItem, TreeNode, ScrolledCanvas
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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 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 False
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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(f"{key!r}:", 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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# TODO return sorted(self.object)
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keys = list(self.object)
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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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dispatch = {
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int: AtomicObjectTreeItem,
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float: AtomicObjectTreeItem,
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str: AtomicObjectTreeItem,
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tuple: SequenceTreeItem,
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list: SequenceTreeItem,
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dict: DictTreeItem,
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type: 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): # htest #
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import sys
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from tkinter import Toplevel
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top = Toplevel(parent)
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top.title("Test debug object browser")
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x, y = map(int, parent.geometry().split('+')[1:])
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top.geometry("+%d+%d" % (x + 100, y + 175))
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top.configure(bd=0, bg="yellow")
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top.focus_set()
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sc = ScrolledCanvas(top, 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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if __name__ == '__main__':
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from unittest import main
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main('idlelib.idle_test.test_debugobj', verbosity=2, exit=False)
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from idlelib.idle_test.htest import run
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run(_object_browser)
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