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import os, gobject, sys, pango
import gtk
from thumbnails import Thumbnailer
from dialogs import build_builder
class Editor(object):
"""
This handles the dialog in which image properties (currently, captions and
descriptions) can be edited before uploading.
"""
def __init__(self):
self.dialog_builder = build_builder( 'edit' )
self.dialog = self.dialog_builder.get_object( 'dialog' )
self.list = self.dialog_builder.get_object( 'list' )
self.tree = self.dialog_builder.get_object( 'tree' )
col = gtk.TreeViewColumn()
rend = gtk.CellRendererPixbuf()
rend.set_property( 'stock-size', 3 )
col.pack_start( rend )
col.add_attribute( rend, 'pixbuf', 3 )
self.tree.append_column( col )
text_fields = [('Name', 4, {} ),
('Caption', 1, {'wrap-mode' : pango.WRAP_WORD,
'wrap-width' : 100,
'editable' : True} ),
('Description', 2, {'wrap-mode' : pango.WRAP_WORD,
'wrap-width' : 180,
'editable' : True} )]
for index in range(3):
field, col_numb, properties = text_fields[index]
col = gtk.TreeViewColumn( field )
rend = gtk.CellRendererText()
for prop in properties:
rend.set_property( prop, properties[prop] )
if 'editable' in properties:
rend.connect( 'edited', self.edited, col_numb )
col.pack_start( rend )
col.add_attribute( rend, 'text', col_numb )
self.tree.append_column( col )
self.thumbnailer = Thumbnailer()
self.thumbnailer.start()
self.alive = True
gobject.timeout_add(100, self.monitor)
def run(self, files):
"""
Start the dialog.
"""
self.thumbnailer.todo = list( files )
resp = self.dialog.run()
self.thumbnailer.go = False
self.dialog.hide()
if resp:
# TODO: don't quit, go back to last step!
sys.exit( 0 )
else:
return [list( row )[:3] for row in self.list]
def destroy(self):
"""
Close the dialog.
"""
self.alive = False
self.dialog.hide()
def edited(self, cellrenderer, row, content, column):
"""
Save modified text field.
"""
self.list[row][column] = content
def monitor(self):
"""
This is ran as long as the thumbnailer is working.
"""
# If we see the thumbnailer has finished working...
finished = bool( self.thumbnailer.todo ) or self.thumbnailer.working
# ... _and then_ we get all the "done" thumbnails...
while self.thumbnailer.done:
path, uri, thumbnail = self.thumbnailer.done.pop(0)
self.list.append([path,
'',
'',
thumbnail,
os.path.basename( path )])
# ... then we know we're missing none.
return finished
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