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我试图挽救一个简单的应用程序设置(“LanguagePairId”)是这样的:为什么我的应用程序设置不被保留?
if (rdbtnEnglishPersian.IsChecked == true) // because "IsChecked" is a nullable bool, the "== true" is necessary
{
langPairId = 1;
}
else if (rdbtnEnglishGerman.IsChecked == true)
{
langPairId = 2;
}
else if (rdbtnEnglishSpanish.IsChecked == true)
{
langPairId = 3;
}
else if (rdbtnGermanSpanish.IsChecked == true)
{
langPairId = 4;
}
else if (rdbtnGermanPersian.IsChecked == true)
{
langPairId = 5;
}
else if (rdbtnSpanishPersian.IsChecked == true)
{
langPairId = 6;
}
AppSettings.Default.LanguagePairId = langPairId;
LanguagePairId被分配的预期值(如果rdbtnEnglishSpanish检查,它被分配3等)
但试图读取应用程序启动时的程序设定值:
int langPairId;
public MainWindow()
{
InitializeComponent();
RecheckTheLastSelectedRadBtn();
}
private void RecheckTheLastSelectedRadBtn()
{
langPairId = AppSettings.Default.LanguagePairId;
switch (langPairId)
{
case 1:
rdbtnEnglishPersian.IsChecked = true;
break;
. . .
...失败 - AppSettings.Default.LanguagePairId被视为0上restaring应用。为什么?我必须做些什么才能使价值得到保存和恢复?