def on_item_select(self, event=None):
"""Show thumbnail and video info"""
tree = self.pltree
sel = tree.selection()
if sel:
item = sel[0]
if tree.tag_has('video', item):
img = None
vdesc = 'No description'
if StockImage.is_registered(item):
img = StockImage.get(item)
else:
video = DB.video_find(item)
vdesc = video['description']
data = video['thumbdata']
if data:
img = Image.open(io.BytesIO(data))
img = ImageTk.PhotoImage(img)
StockImage.register_created(item, img)
self.builder.get_object('vthumb').configure(image=img)
descr = self.builder.get_object('vdescription')
descr.delete('0.0', tk.END)
descr.insert('0.0', vdesc)
