#!/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.App(False) 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)