python (3.11.7)
1 # XXX TO DO:
2 # - popup menu
3 # - support partial or total redisplay
4 # - more doc strings
5 # - tooltips
6
7 # object browser
8
9 # XXX TO DO:
10 # - for classes/modules, add "open source" to object browser
11 from reprlib import Repr
12
13 from idlelib.tree import TreeItem, TreeNode, ScrolledCanvas
14
15 myrepr = Repr()
16 myrepr.maxstring = 100
17 myrepr.maxother = 100
18
19 class ESC[4;38;5;81mObjectTreeItem(ESC[4;38;5;149mTreeItem):
20 def __init__(self, labeltext, object, setfunction=None):
21 self.labeltext = labeltext
22 self.object = object
23 self.setfunction = setfunction
24 def GetLabelText(self):
25 return self.labeltext
26 def GetText(self):
27 return myrepr.repr(self.object)
28 def GetIconName(self):
29 if not self.IsExpandable():
30 return "python"
31 def IsEditable(self):
32 return self.setfunction is not None
33 def SetText(self, text):
34 try:
35 value = eval(text)
36 self.setfunction(value)
37 except:
38 pass
39 else:
40 self.object = value
41 def IsExpandable(self):
42 return not not dir(self.object)
43 def GetSubList(self):
44 keys = dir(self.object)
45 sublist = []
46 for key in keys:
47 try:
48 value = getattr(self.object, key)
49 except AttributeError:
50 continue
51 item = make_objecttreeitem(
52 str(key) + " =",
53 value,
54 lambda value, key=key, object=self.object:
55 setattr(object, key, value))
56 sublist.append(item)
57 return sublist
58
59 class ESC[4;38;5;81mClassTreeItem(ESC[4;38;5;149mObjectTreeItem):
60 def IsExpandable(self):
61 return True
62 def GetSubList(self):
63 sublist = ObjectTreeItem.GetSubList(self)
64 if len(self.object.__bases__) == 1:
65 item = make_objecttreeitem("__bases__[0] =",
66 self.object.__bases__[0])
67 else:
68 item = make_objecttreeitem("__bases__ =", self.object.__bases__)
69 sublist.insert(0, item)
70 return sublist
71
72 class ESC[4;38;5;81mAtomicObjectTreeItem(ESC[4;38;5;149mObjectTreeItem):
73 def IsExpandable(self):
74 return False
75
76 class ESC[4;38;5;81mSequenceTreeItem(ESC[4;38;5;149mObjectTreeItem):
77 def IsExpandable(self):
78 return len(self.object) > 0
79 def keys(self):
80 return range(len(self.object))
81 def GetSubList(self):
82 sublist = []
83 for key in self.keys():
84 try:
85 value = self.object[key]
86 except KeyError:
87 continue
88 def setfunction(value, key=key, object=self.object):
89 object[key] = value
90 item = make_objecttreeitem(f"{key!r}:", value, setfunction)
91 sublist.append(item)
92 return sublist
93
94 class ESC[4;38;5;81mDictTreeItem(ESC[4;38;5;149mSequenceTreeItem):
95 def keys(self):
96 # TODO return sorted(self.object)
97 keys = list(self.object)
98 try:
99 keys.sort()
100 except:
101 pass
102 return keys
103
104 dispatch = {
105 int: AtomicObjectTreeItem,
106 float: AtomicObjectTreeItem,
107 str: AtomicObjectTreeItem,
108 tuple: SequenceTreeItem,
109 list: SequenceTreeItem,
110 dict: DictTreeItem,
111 type: ClassTreeItem,
112 }
113
114 def make_objecttreeitem(labeltext, object, setfunction=None):
115 t = type(object)
116 if t in dispatch:
117 c = dispatch[t]
118 else:
119 c = ObjectTreeItem
120 return c(labeltext, object, setfunction)
121
122
123 def _debug_object_browser(parent): # htest #
124 import sys
125 from tkinter import Toplevel
126 top = Toplevel(parent)
127 top.title("Test debug object browser")
128 x, y = map(int, parent.geometry().split('+')[1:])
129 top.geometry("+%d+%d" % (x + 100, y + 175))
130 top.configure(bd=0, bg="yellow")
131 top.focus_set()
132 sc = ScrolledCanvas(top, bg="white", highlightthickness=0, takefocus=1)
133 sc.frame.pack(expand=1, fill="both")
134 item = make_objecttreeitem("sys", sys)
135 node = TreeNode(sc.canvas, None, item)
136 node.update()
137
138
139 if __name__ == '__main__':
140 from unittest import main
141 main('idlelib.idle_test.test_debugobj', verbosity=2, exit=False)
142
143 from idlelib.idle_test.htest import run
144 run(_debug_object_browser)
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