def pickerView_viewForRow_forComponent_reusingView_(self, cmd, picker_view,
row, component, view_ptr):
idx = row % len(assets)
if (idx, component) in view_of_row: # add V0.1
#print('reuse',component,row,idx) # test # add V0.1
view = view_of_row[(idx, component)] # reuse view # add V0.1
view.setHidden_(False) # not sure needed # add V0.1
return view.ptr # add V0.1
UIPickerView = ObjCInstance(picker_view)
if view_ptr == None:
#print(row, component)
view = ObjCClass('UILabel').alloc().init()
#view.text = str(row)+','+str(component) # test only # add V0.1
iv = ui.ImageView()
iv.frame = (0, 0, UIPickerView.myRowWidth, UIPickerView.myRowHeight)
iv.content_mode = ui.CONTENT_SCALE_ASPECT_FIT
if type(assets) is str:
iv.image = emoji_to_image(assets[idx], w=iv.width, h=iv.height)
else:
iv.image = assets[idx].get_ui_image(size=(iv.width, iv.height))
view.addSubview_(ObjCInstance(iv))
view_of_row[(idx, component)] = view # add V0.1
else:
view = ObjCInstance(view_ptr)
return view.ptr
def pickerView_viewForRow_forComponent_reusingView_(self, cmd, picker_view, row, component,view_ptr):
UIPickerView = ObjCInstance(picker_view)
if view_ptr == None:
view = ObjCClass('UILabel').alloc().init()
#view.setText_('test')
iv = ui.ImageView()
iv.frame = (0,0, UIPickerView.myRowWidth, UIPickerView.myRowHeight)
iv.content_mode = ui.CONTENT_SCALE_ASPECT_FIT
iv.image = UIPickerView.assets[row].get_ui_image(size=(iv.width,iv.height))
view.addSubview_(ObjCInstance(iv))
else:
view = ObjCInstance(view_ptr)
return view.ptr