protected override void OnNavigatedTo(NavigationEventArgs e)
{
sideBar.Navigate(typeof(GroupsSideBar));
ProfileNavigator.ClearFrame();
LeftFrameNavigator.Navigate(typeof(GroupsView), "");
LeftFrameNavigator.ClearSubFrame();
RightFrameNavigator.Navigate(typeof(MessageHistoryView));
}
public MainPage()
{
this.InitializeComponent();
// set the sidebar to GroupsSideBar
sideBar.Navigate(typeof(GroupsSideBar));
// set the Frame Navigator instances for navigating through the frames
ProfileNavigator.SetFrame(profileFrame);
LeftFrameNavigator.SetFrame(leftFrame);
RightFrameNavigator.SetFrame(rightFrame);
viewModel = new MainPageViewModel();
this.DataContext = viewModel;
this.NavigationCacheMode = NavigationCacheMode.Required;
}
private void GroupsButton_Click(object sender, RoutedEventArgs e)
{
LeftFrameNavigator.Navigate(typeof(GroupsView), "groups");
if (LeftFrameNavigator.isSubFrameVisible())
{
LeftFrameNavigator.ClearSubFrame();
RightFrameNavigator.NavigateToLastMessageHistory();
}
if (ProfileNavigator.isFrameVisible())
{
ProfileNavigator.ClearFrame();
ProfileButton.Visibility = Visibility.Visible;
BackButton.Visibility = Visibility.Collapsed;
}
}
private void BackButton_Click(object sender, RoutedEventArgs e)
{
ProfileNavigator.ClearFrame();
ProfileButton.Visibility = Visibility.Visible;
BackButton.Visibility = Visibility.Collapsed;
}
private void ProfileButton_Click(object sender, RoutedEventArgs e)
{
ProfileNavigator.Navigate(typeof(ProfilePageView));
ProfileButton.Visibility = Visibility.Collapsed;
BackButton.Visibility = Visibility.Visible;
}
