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#!/usr/bin/python
# ZetCode PyGTK tutorial
#
# This example shows a TreeView widget
# in a list view mode
#
# author: jan bodnar
# website: zetcode.com
# last edited: February 2009
import sys, os
import gtk
from sugar.datastore import datastore
from path import path
class Listview(gtk.VBox):
def __init__(self, activity, deck):
print 'listview init'
self.activity = activity
gtk.VBox.__init__(self)
vbox = gtk.VBox(False, 8)
sw = gtk.ScrolledWindow()
sw.set_shadow_type(gtk.SHADOW_ETCHED_IN)
sw.set_policy(gtk.POLICY_AUTOMATIC, gtk.POLICY_AUTOMATIC)
self.pack_start(sw, True, True, 0)
treeView = gtk.TreeView()
treeView.connect("row-activated", self.on_activated)
treeView.set_rules_hint(True)
sw.add(treeView)
self.create_columns(treeView)
self.treeView = treeView
self.deck = deck
self.add(vbox)
self.show_all()
def create_columns(self, treeView):
rendererText = gtk.CellRendererText()
column = gtk.TreeViewColumn("Title", rendererText, text=0)
column.set_sort_column_id(0)
treeView.append_column(column)
rendererText = gtk.CellRendererText()
column = gtk.TreeViewColumn("Mime_type", rendererText, text=1)
column.set_sort_column_id(1)
treeView.append_column(column)
rendererText = gtk.CellRendererText()
column = gtk.TreeViewColumn("Date", rendererText, text=2)
column.set_sort_column_id(2)
treeView.append_column(column)
def get_treeView(self):
return self.treeView
def set_store(self, mountpoint, pth):
print 'set_store', mountpoint, pth
store = gtk.ListStore(str, str, str)
#get objects from the local datastore
ds_objects, num_objects = datastore.find({'mountpoints':[mountpoint], 'mime_type':['image/jpg', 'image/png', 'image/svg', 'image/jpeg']})
for f in ds_objects:
try:
title = f.metadata['title']
except:
title = ""
try:
mime_type = f.metadata['mime_type']
except:
mime_type = 'unknown'
try:
timestamp = f.metadata['timestamp']
except:
timestamp = "0"
store.append([title, mime_type, timestamp])
print 'store.append', title, mime_type, timestamp
f.destroy()
return store
def on_activated(self, widget, row, col):
model = widget.get_model()
print 'row', model[row][0], model[row][1], model[row][2]
title = model[row][0]
mime_type = model[row][1]
timestamp = model[row][2]
print 'search for', title, mime_type, timestamp
if int(timestamp) > 0:
ds_objects, num_objects = datastore.find({'title':[title], 'timestamp':[timestamp]})
else:
ds_objects, num_objects = datastore.find({'title':[title], 'mime_type': [mime_type]})
if num_objects > 0:
object = ds_objects[0]
else:
print 'datastore find failed', f
fn = object.file_path
print 'object filename', path(fn).exists(), fn
self.deck.addSlide(fn)
self.deck.reload()
for object in ds_objects:
object.destroy()
self.activity.set_screen(0)
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