Staging
v0.8.1
v0.8.1
https://github.com/python/cpython
Tip revision: 27423b8bff31763486e1e4830a20302c362d4cf7 authored by Guido van Rossum on 06 December 2007, 19:19:54 UTC
Tagging 3.0a2 for release. Fingers crossed.
Tagging 3.0a2 for release. Fingers crossed.
Tip revision: 27423b8
ClassBrowser.py
"""Class browser.
XXX TO DO:
- reparse when source changed (maybe just a button would be OK?)
(or recheck on window popup)
- add popup menu with more options (e.g. doc strings, base classes, imports)
- show function argument list? (have to do pattern matching on source)
- should the classes and methods lists also be in the module's menu bar?
- add base classes to class browser tree
"""
import os
import sys
import pyclbr
from idlelib import PyShell
from idlelib.WindowList import ListedToplevel
from idlelib.TreeWidget import TreeNode, TreeItem, ScrolledCanvas
from idlelib.configHandler import idleConf
class ClassBrowser:
def __init__(self, flist, name, path):
# XXX This API should change, if the file doesn't end in ".py"
# XXX the code here is bogus!
self.name = name
self.file = os.path.join(path[0], self.name + ".py")
self.init(flist)
def close(self, event=None):
self.top.destroy()
self.node.destroy()
def init(self, flist):
self.flist = flist
# reset pyclbr
pyclbr._modules.clear()
# create top
self.top = top = ListedToplevel(flist.root)
top.protocol("WM_DELETE_WINDOW", self.close)
top.bind("<Escape>", self.close)
self.settitle()
top.focus_set()
# create scrolled canvas
theme = idleConf.GetOption('main','Theme','name')
background = idleConf.GetHighlight(theme, 'normal')['background']
sc = ScrolledCanvas(top, bg=background, highlightthickness=0, takefocus=1)
sc.frame.pack(expand=1, fill="both")
item = self.rootnode()
self.node = node = TreeNode(sc.canvas, None, item)
node.update()
node.expand()
def settitle(self):
self.top.wm_title("Class Browser - " + self.name)
self.top.wm_iconname("Class Browser")
def rootnode(self):
return ModuleBrowserTreeItem(self.file)
class ModuleBrowserTreeItem(TreeItem):
def __init__(self, file):
self.file = file
def GetText(self):
return os.path.basename(self.file)
def GetIconName(self):
return "python"
def GetSubList(self):
sublist = []
for name in self.listclasses():
item = ClassBrowserTreeItem(name, self.classes, self.file)
sublist.append(item)
return sublist
def OnDoubleClick(self):
if os.path.normcase(self.file[-3:]) != ".py":
return
if not os.path.exists(self.file):
return
PyShell.flist.open(self.file)
def IsExpandable(self):
return os.path.normcase(self.file[-3:]) == ".py"
def listclasses(self):
dir, file = os.path.split(self.file)
name, ext = os.path.splitext(file)
if os.path.normcase(ext) != ".py":
return []
try:
dict = pyclbr.readmodule_ex(name, [dir] + sys.path)
except ImportError as msg:
return []
items = []
self.classes = {}
for key, cl in dict.items():
if cl.module == name:
s = key
if hasattr(cl, 'super') and cl.super:
supers = []
for sup in cl.super:
if type(sup) is type(''):
sname = sup
else:
sname = sup.name
if sup.module != cl.module:
sname = "%s.%s" % (sup.module, sname)
supers.append(sname)
s = s + "(%s)" % ", ".join(supers)
items.append((cl.lineno, s))
self.classes[s] = cl
items.sort()
list = []
for item, s in items:
list.append(s)
return list
class ClassBrowserTreeItem(TreeItem):
def __init__(self, name, classes, file):
self.name = name
self.classes = classes
self.file = file
try:
self.cl = self.classes[self.name]
except (IndexError, KeyError):
self.cl = None
self.isfunction = isinstance(self.cl, pyclbr.Function)
def GetText(self):
if self.isfunction:
return "def " + self.name + "(...)"
else:
return "class " + self.name
def GetIconName(self):
if self.isfunction:
return "python"
else:
return "folder"
def IsExpandable(self):
if self.cl:
try:
return not not self.cl.methods
except AttributeError:
return False
def GetSubList(self):
if not self.cl:
return []
sublist = []
for name in self.listmethods():
item = MethodBrowserTreeItem(name, self.cl, self.file)
sublist.append(item)
return sublist
def OnDoubleClick(self):
if not os.path.exists(self.file):
return
edit = PyShell.flist.open(self.file)
if hasattr(self.cl, 'lineno'):
lineno = self.cl.lineno
edit.gotoline(lineno)
def listmethods(self):
if not self.cl:
return []
items = []
for name, lineno in self.cl.methods.items():
items.append((lineno, name))
items.sort()
list = []
for item, name in items:
list.append(name)
return list
class MethodBrowserTreeItem(TreeItem):
def __init__(self, name, cl, file):
self.name = name
self.cl = cl
self.file = file
def GetText(self):
return "def " + self.name + "(...)"
def GetIconName(self):
return "python" # XXX
def IsExpandable(self):
return 0
def OnDoubleClick(self):
if not os.path.exists(self.file):
return
edit = PyShell.flist.open(self.file)
edit.gotoline(self.cl.methods[self.name])
def main():
try:
file = __file__
except NameError:
file = sys.argv[0]
if sys.argv[1:]:
file = sys.argv[1]
else:
file = sys.argv[0]
dir, file = os.path.split(file)
name = os.path.splitext(file)[0]
ClassBrowser(PyShell.flist, name, [dir])
if sys.stdin is sys.__stdin__:
mainloop()
if __name__ == "__main__":
main()