如何解决数字在视图和出现时没有更新没有帮助
我有从字典中删除单词的方法。删除工作正常,当我调试该方法时,我可以看到已将正确的金额传输到UI,但是此处的UI并未更新,我可以看到有正确的金额
AmountOfWordsInDictionary = _allWordsOfUser?.Count ?? default;
一旦我离开并回来,它就会更新。仅供参考,我的通知视图在页面的任何其他部分都可以正常工作,我也尝试过显示,但这不是很有帮助
能否请您告知
public int AmountOfWordsInDictionary
{
set
{
_amountOfWordsInDictionary = value;
NotifyPropertyChanged(nameof(AmountOfWordsInDictionary));
}
get { return _amountOfWordsInDictionary; }
}
我的方法:
private async void RemoveWordFromUserDictionary()
{
if (!wordisRemoving && !viewdisabled)
{
wordisRemoving = true;
if (NetworkDelegate.IsOnline)
{
var wordRemovedApiResponse = await App.ApiFactory.RemoveWordFromUserDictionaryAsync(_word,LoggedUser.CurrentUser.Id);
if (wordRemovedApiResponse.ApiResponse == ApiResponse.Ok)
{
FindAnotherWordindictionary();
_allWordsOfUser = App.ApiFactory.GetAllWordsOfUserLocal();
AmountOfWordsInDictionary = _allWordsOfUser?.Count ?? default;
}
else
{
NotificationService.ShowToast("something is wrong");
}
}
else
{
await App.ApiFactory.RemoveWordFromUserDictionaryLocalAsync(_word,LoggedUser.CurrentUser.Id);
FindAnotherWordindictionary();
_allWordsOfUser = App.ApiFactory.GetAllWordsOfUserLocal();
**AmountOfWordsInDictionary** = _allWordsOfUser?.Count ?? default;
**// have also tried _amountOfWordsInDictionary**
}
wordisRemoving = false;
}
}
我的xaml:
<Label
Grid.Row="0"
Grid.Column="1"
Margin="0"
FontSize="15"
HorizontalOptions="End"
IsVisible="{grial:OnorientationBool Default='true',LandscapePhone='false'}"
Text="{Binding AmountOfWordsInDictionary,Mode=TwoWay}"
TextColor="{DynamicResource CircleActionButtonFlatTextColor}"
VerticalOptions="Start" />
public Dictionary()
{
InitializeComponent();
BindingContext = new Dictionaryviewmodel();
}
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