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#!/usr/bin/env python
import wx
import fs
class BrowseFrame(wx.Frame):
def __init__(self, fs):
wx.Frame.__init__(self, None)
self.fs = fs
self.SetTitle("FS Browser - "+str(fs))
self.tree = wx.TreeCtrl(self, -1)
self.root_id = self.tree.AddRoot(str(fs), data=wx.TreeItemData( {'path':"/", 'expanded':False} ))
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.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
paths = self.fs.listdir(path, absolute=True)
if not paths:
self.tree.SetItemHasChildren(item_id, False)
self.tree.Collapse(item_id)
return
paths.sort(key=lambda p:(not self.fs.isdir(p), p.lower()))
for new_path in paths:
is_dir = self.fs.isdir(new_path)
name = fs.pathsplit(new_path)[-1]
new_item = self.tree.AppendItem(item_id, name, data=wx.TreeItemData( {'path':new_path, 'expanded':False}))
if is_dir:
self.tree.SetItemHasChildren(new_item)
self.tree.SetItemImage(new_item, self.fldridx, wx.TreeItemIcon_Normal)
self.tree.SetItemImage(new_item, self.fldropenidx, wx.TreeItemIcon_Expanded)
else:
self.tree.SetItemImage(new_item, self.fileidx, wx.TreeItemIcon_Normal)
item_data['expanded'] = True
self.tree.Expand(item_id)
def OnItemExpanding(self, e):
self.expand(e.GetItem())
e.Skip()
def browse(fs):
app = wx.PySimpleApp()
frame = BrowseFrame(fs)
frame.Show()
app.MainLoop()
if __name__ == "__main__":
home_fs = fs.OSFS("~/")
browse(home_fs)
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