1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
|
#!/usr/bin/env python
"""
fs.browsewin
============
Creates a window which can be used to browse the contents of a filesystem.
To use, call the 'browse' method with a filesystem object. Double click a file
or directory to display its properties.
Requires wxPython.
"""
import wx
import wx.gizmos
from fs.path import isdotfile, pathsplit
from fs.errors import FSError
class InfoFrame(wx.Frame):
def __init__(self, parent, path, desc, info):
wx.Frame.__init__(self, parent, -1, style=wx.DEFAULT_FRAME_STYLE, size=(500, 500))
self.SetTitle("FS Object info - %s (%s)" % (path, desc))
keys = info.keys()
keys.sort()
self.list_ctrl = wx.ListCtrl(self, -1, style=wx.LC_REPORT|wx.SUNKEN_BORDER)
self.list_ctrl.InsertColumn(0, "Key")
self.list_ctrl.InsertColumn(1, "Value")
self.list_ctrl.SetColumnWidth(0, 190)
self.list_ctrl.SetColumnWidth(1, 300)
for key in sorted(keys, key=lambda k:k.lower()):
self.list_ctrl.Append((key, unicode(info.get(key))))
self.Center()
class BrowseFrame(wx.Frame):
def __init__(self, fs, hide_dotfiles=False):
wx.Frame.__init__(self, None, size=(1000, 600))
self.fs = fs
self.hide_dotfiles = hide_dotfiles
self.SetTitle("FS Browser - " + unicode(fs))
self.tree = wx.gizmos.TreeListCtrl(self, -1, style=wx.TR_DEFAULT_STYLE | wx.TR_HIDE_ROOT)
self.tree.AddColumn("File System")
self.tree.AddColumn("Description")
self.tree.AddColumn("Size")
self.tree.AddColumn("Created")
self.tree.SetColumnWidth(0, 300)
self.tree.SetColumnWidth(1, 250)
self.tree.SetColumnWidth(2, 150)
self.tree.SetColumnWidth(3, 250)
self.root_id = self.tree.AddRoot('root', data=wx.TreeItemData( {'path':"/", 'expanded':False} ))
rid = self.tree.GetItemData(self.root_id)
isz = (16, 16)
il = wx.ImageList(isz[0], isz[1])
self.fldridx = il.Add(wx.ArtProvider_GetBitmap(wx.ART_FOLDER, wx.ART_OTHER, isz))
self.fldropenidx = il.Add(wx.ArtProvider_GetBitmap(wx.ART_FILE_OPEN, wx.ART_OTHER, isz))
self.fileidx = il.Add(wx.ArtProvider_GetBitmap(wx.ART_NORMAL_FILE, wx.ART_OTHER, isz))
self.tree.SetImageList(il)
self.il = il
self.tree.SetItemImage(self.root_id, self.fldridx, wx.TreeItemIcon_Normal)
self.tree.SetItemImage(self.root_id, self.fldropenidx, wx.TreeItemIcon_Expanded)
self.Bind(wx.EVT_TREE_ITEM_EXPANDING, self.OnItemExpanding)
self.Bind(wx.EVT_TREE_ITEM_ACTIVATED, self.OnItemActivated)
wx.CallAfter(self.OnInit)
def OnInit(self):
self.expand(self.root_id)
def expand(self, item_id):
item_data = self.tree.GetItemData(item_id).GetData()
path = item_data["path"]
if not self.fs.isdir(path):
return
if item_data['expanded']:
return
try:
paths = ( [(True, p) for p in self.fs.listdir(path, absolute=True, dirs_only=True)] +
[(False, p) for p in self.fs.listdir(path, absolute=True, files_only=True)] )
except FSError, e:
msg = "Failed to get directory listing for %s\n\nThe following error was reported:\n\n%s" % (path, e)
wx.MessageDialog(self, msg, "Error listing directory", wx.OK).ShowModal()
paths = []
#paths = [(self.fs.isdir(p), p) for p in self.fs.listdir(path, absolute=True)]
if self.hide_dotfiles:
paths = [p for p in paths if not isdotfile(p[1])]
if not paths:
#self.tree.SetItemHasChildren(item_id, False)
#self.tree.Collapse(item_id)
return
paths.sort(key=lambda p:(not p[0], p[1].lower()))
for is_dir, new_path in paths:
name = pathsplit(new_path)[-1]
new_item = self.tree.AppendItem(item_id, name, data=wx.TreeItemData({'path':new_path, 'expanded':False}))
info = self.fs.getinfo(new_path)
if is_dir:
self.tree.SetItemHasChildren(new_item)
self.tree.SetItemImage(new_item, self.fldridx, 0, wx.TreeItemIcon_Normal)
self.tree.SetItemImage(new_item, self.fldropenidx, 0, wx.TreeItemIcon_Expanded)
self.tree.SetItemText(new_item, "", 2)
ct = info.get('created_time', None)
if ct is not None:
self.tree.SetItemText(new_item, ct.ctime(), 3)
else:
self.tree.SetItemText(new_item, 'unknown', 3)
else:
self.tree.SetItemImage(new_item, self.fileidx, 0, wx.TreeItemIcon_Normal)
self.tree.SetItemText(new_item, str(info.get('size', '?'))+ " bytes", 2)
ct = info.get('created_time', None)
if ct is not None:
self.tree.SetItemText(new_item, ct.ctime(), 3)
else:
self.tree.SetItemText(new_item, 'unknown', 3)
self.tree.SetItemText(new_item, self.fs.desc(new_path), 1)
item_data['expanded'] = True
self.tree.Expand(item_id)
def OnItemExpanding(self, e):
self.expand(e.GetItem())
e.Skip()
def OnItemActivated(self, e):
item_data = self.tree.GetItemData(e.GetItem()).GetData()
path = item_data["path"]
info = self.fs.getinfo(path)
info_frame = InfoFrame(self, path, self.fs.desc(path), info)
info_frame.Show()
info_frame.CenterOnParent()
def browse(fs, hide_dotfiles=False):
"""Displays a window containing a tree control that displays an FS
object. Double-click a file/folder to display extra info.
:param fs: A filesystem object
:param hide_dotfiles: If True, files and folders that begin with a dot will be hidden
"""
app = wx.PySimpleApp()
frame = BrowseFrame(fs, hide_dotfiles=hide_dotfiles)
frame.Show()
app.MainLoop()
if __name__ == "__main__":
from osfs import OSFS
home_fs = OSFS("~/")
browse(home_fs, True)
|
