public void NavigateTo(MenuItem menu)
{
try
{
App.ClearToolbarItems();
if (menu == null)
{
return;
}
Children.Clear();
Page displayPage = (Page)Activator.CreateInstance(menu.TargetType);
Detail = new NavigationPage(displayPage);
if (menu.TargetType != typeof(CalendarDayView))
{
Detail.Title = "SUBPAGE";
}
else
{
Detail.Title = "MAINPAGE";
}
Children.Add(Detail);
Detail.Layout(new Rectangle(0, 0, Width, Height));
Children.Remove(MasterPage);
Children.Add(MasterPage);
Children.Remove(ShortCutPage);
Children.Add(ShortCutPage);
doSmoothClose();
doShortcutSmoothClose();
ToolbarItems.Clear();
for (int i = 4; i >= 0; i--)
{
if (App.toolbarItems[i] != null)
{
ToolbarItems.Add(App.toolbarItems[i]);
}
}
}
catch (Exception ex)
{
DisplayAlert("", ex.Message, "");
}
}
protected override bool OnBackButtonPressed()
{
if (Detail.Title == "MAINPAGE")
{
Device.BeginInvokeOnMainThread(async() =>
{
var result = await DisplayAlert("تایید", "آبا مایل به خروج از برنامه می باشید؟", "بله", "خیر");
if (result)
{
if (Device.OS == TargetPlatform.Android)
{
Android.OS.Process.KillProcess(Android.OS.Process.MyPid());
}
}
});
}
else
{
if (App.HomePage.Detail.Navigation.NavigationStack.Count > 1)
{
App.HomePage.Detail.Navigation.PopAsync();
if (App.HomePage.Detail.Navigation.NavigationStack.Count == 2)
{
Detail.Title = "MAINPAGE";
}
}
else
{
try
{
App.ClearToolbarItems();
Children.Clear();
Page displayPage = (Page)Activator.CreateInstance(typeof(CalendarDayView));
Detail = new NavigationPage(displayPage);
Detail.Title = "MAINPAGE";
Children.Add(Detail);
Detail.Layout(new Rectangle(0, 0, Width, Height));
Children.Remove(MasterPage);
Children.Add(MasterPage);
Children.Remove(ShortCutPage);
Children.Add(ShortCutPage);
doSmoothClose();
doShortcutSmoothClose();
ToolbarItems.Clear();
for (int i = 4; i >= 0; i--)
{
if (App.toolbarItems[i] != null)
{
ToolbarItems.Add(App.toolbarItems[i]);
}
}
}
catch (Exception ex)
{
DisplayAlert("", ex.Message, "");
}
}
}
return(true);
}
