def populateSongList(self,songs):
print ("populating")
self.songListGrid.clear_widgets()
index = 0
lastBtn = None
for song in songs:
songBtn = ToggleButton(text=song.title, size_hint_y=None, height=25,group='song')
songBtn.bind(on_release=self.songSelectionChanged)
songBtn.item=song
songBtn.index = index
songBtn.previousBtn = lastBtn
if lastBtn:
lastBtn.nextBtn = songBtn
lastBtn = songBtn
index+=1
bandLbl = Label(text=song.band,size_hint_x=0.4, width=150)
durationLbl = Label(text=song.duration(),size_hint_x=None, width=70)
bpmRange = self.getBpmRange(song.genre)
spdTxt = self.bpmToStars(song.bpm, bpmRange[0], bpmRange[1])
speedLbl = Label(text=spdTxt,size_hint_x=0.4, width=40)
self.songListGrid.add_widget(songBtn)
self.songListGrid.add_widget(bandLbl)
self.songListGrid.add_widget(durationLbl)
self.songListGrid.add_widget(speedLbl)
print ("populating done")
def on_pre_enter(self, *args, **kwargs):
super().on_pre_enter(*args, **kwargs)
if len(self.ids.list_.children) != 0: return
for item in sorted(self.items,key=lambda x: x.name):
tb = ToggleButton(text = self.get_item_name(item),
group = self.name+'button_group',
size_hint_y=None,
size_y='30')
tb.item = item
def enable_done(button):
self.done_disabled = (button.state != 'down')
self.selection = button.item
print(self.selection)
tb.bind(on_release=enable_done)
self.ids.list_.add_widget(tb)
