public static void ChangeBackButtonText(string newBackButtonText)
{
NaviCustomPage naviCustomPage = GetNaviCustomPage();
if (naviCustomPage != null)
{
naviCustomPage.DynamicBackButtonText = newBackButtonText;
}
;
}
public static string GetBackButtonText()
{
string result = "";
NaviCustomPage naviCustomPage = GetNaviCustomPage();
if (naviCustomPage != null)
{
result = naviCustomPage.DynamicBackButtonText;
}
return(result);
}
protected override void OnElementChanged(VisualElementChangedEventArgs e)
{
base.OnElementChanged(e);
oldMyNaviPage = (NaviCustomPage)e.OldElement;
newMyNaviPage = (NaviCustomPage)e.NewElement;
if (oldMyNaviPage != null)
{
oldMyNaviPage.PropertyChanged -= OnElementPropertyChanged;
}
if (newMyNaviPage != null)
{
newMyNaviPage.PropertyChanged += OnElementPropertyChanged;
}
}
public static NaviCustomPage GetNaviCustomPage()
{
NaviCustomPage naviCustomPage = null;
if (App.Current.MainPage is MasterDetailPage)
{
MasterDetailPage masterDetailPage = App.Current.MainPage as MasterDetailPage;
if (masterDetailPage.Detail is NaviCustomPage)
{
naviCustomPage = masterDetailPage.Detail as NaviCustomPage;
}
}
else if (App.Current.MainPage is NaviCustomPage)
{
naviCustomPage = App.Current.MainPage as NaviCustomPage;
}
return(naviCustomPage);
}
