Windows phone 8.1 在windows phone 8.1通用应用程序中更改语言

这是我在应用程序的设置页面中使用的代码。在设置页面之后，我还将flow=从右向左设置，并在代码中手动更改标题

问题：问题是在设置语言并返回后，每个页面都更改了语言，但我的主屏幕仍然显示英语，除非我完全终止应用程序并再次打开，然后在主屏幕上显示阿拉伯语

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如果您不理解该问题，请询问。

资源加载器会缓存资源，因此您必须在更改语言时手动删除该缓存。有关更多信息，请参阅

        if (LanguageComboBox.SelectedIndex == 0)
        {
            var culture = new CultureInfo("en-US");
            Windows.Globalization.ApplicationLanguages.PrimaryLanguageOverride = culture.Name;
            CultureInfo.DefaultThreadCurrentCulture = culture;
            CultureInfo.DefaultThreadCurrentUICulture = culture;
            (Window.Current.Content as Frame).FlowDirection = Windows.UI.Xaml.FlowDirection.LeftToRight;
            var loader = new Windows.ApplicationModel.Resources.ResourceLoader();
            HeadingTextBlock.Text = loader.GetString("Setting");
        }
        else if (LanguageComboBox.SelectedIndex == 1)
        {
            var culture = new CultureInfo("ar-SA");
            Windows.Globalization.ApplicationLanguages.PrimaryLanguageOverride = culture.Name;
            CultureInfo.DefaultThreadCurrentCulture = culture;
            CultureInfo.DefaultThreadCurrentUICulture = culture;
            (Window.Current.Content as Frame).FlowDirection = Windows.UI.Xaml.FlowDirection.RightToLeft;
            var loader = new Windows.ApplicationModel.Resources.ResourceLoader();
            HeadingTextBlock.Text = loader.GetString("Setting");
        }