private void OnPushed(object sender, NavigationEventArgs args)
{
var bringToFront = _bringToFront;
_bringToFront = false;
RaiseNavigated(args.Page, args.Page.GetNavigationParameter() as string, bringToFront ? NavigationMode.Refresh : NavigationMode.New);
}
async void MasterViewModelOnPageSelectionChanged (object sender, NavigationEventArgs eventArgs)
{
Debug.WriteLine ("MasterViewModelOnPageSelectionChanged");
IsPresented = false;
var page = eventArgs.Page;
await Detail.Navigation.PushAsync (page, true);
}
private void Element_Popped(object sender, NavigationEventArgs e) {
if(this.Element.Navigation.NavigationStack.Count == 1) {
var root = this.ContainerElement.GetRootPage();
root.FindChildControl<ToggleButton>("backToggle").Visibility = Windows.UI.Xaml.Visibility.Collapsed;
root.FindChildControl<ToggleButton>("splitViewToggle").Visibility = Windows.UI.Xaml.Visibility.Visible;
}
}
private static void NavigationPageOnPushed(object sender, NavigationEventArgs navigationEventArgs)
{
var page = navigationEventArgs.Page;
var vm = page.BindingContext;
MessagingCenter.Send<VmPageMappings>(new VmPageMappings(), string.Format(Constants.Navigation.PageNavigated, vm.GetType()));
}
private void OnPagePopped(object s, NavigationEventArgs e)
{
if (e.Page == page)
{
this.Dispose(true);
navigPage.Popped -= OnPagePopped;
}
}
private void OnPushed(object sender, NavigationEventArgs args)
{
var handler = Navigated;
if (handler != null)
{
handler(this, new Models.EventArg.NavigationEventArgs(args.Page, args.Page.GetNavigationParameter(), NavigationMode.New));
}
}
private void NavigationPageOnNavigated(object sender, NavigationEventArgs navigationEventArgs,
NavigationEventType type)
{
this.masterDetailPage.IsPresented = false;
var currentPage = ((NavigationPage) sender).CurrentPage;
((MenuViewModel)this.menuPage.BindingContext).OnNavigated(currentPage);
(currentPage.BindingContext as INavigatedToAware)?.OnNavigatedTo(type);
}
private void OnPopped(object sender, NavigationEventArgs args)
{
var handler = Navigated;
if (handler != null)
{
var page = CurrentContent as Page;
handler(this, new Models.EventArg.NavigationEventArgs(CurrentContent, page.GetNavigationParameter(), NavigationMode.Back));
}
}
private void NavigationPage_PoppedToRoot(object sender, Xamarin.Forms.NavigationEventArgs e)
{
if (e.Page is IPageNavigation)
{
((IPageNavigation)e.Page).OnNavigatedFrom(new NavigationEventArgs(e.Page, NavigationMode.Back));
}
if (this.Navigation.NavigationStack.Count > 0)
{
if (this.Navigation.NavigationStack[0] is IPageNavigation)
{
((IPageNavigation)this.Navigation.NavigationStack[0]).OnNavigatedTo(new NavigationEventArgs(e.Page, NavigationMode.Back));
}
}
}
private void NavigationPage_Popped(object sender, Xamarin.Forms.NavigationEventArgs e)
{
Page newTopPage = Navigation.NavigationStack[Navigation.NavigationStack.Count - 1];
if (Device.OS == TargetPlatform.iOS)
{
newTopPage = Navigation.NavigationStack[Navigation.NavigationStack.Count - 2];
}
if (e.Page is IPageNavigation)
{
((IPageNavigation)e.Page).OnNavigatedFrom(new NavigationEventArgs(newTopPage, NavigationMode.Back));
}
if (this.Navigation.NavigationStack.Count > 0)
{
if (newTopPage is IPageNavigation)
{
((IPageNavigation)newTopPage).OnNavigatedTo(new NavigationEventArgs(e.Page, NavigationMode.Back));
}
}
}
private async void NavigationPage_Pushed(object sender, Xamarin.Forms.NavigationEventArgs e)
{
Page previousPage = Navigation.NavigationStack[0];
if (Navigation.NavigationStack.Count > 2)
{
previousPage = Navigation.NavigationStack[Navigation.NavigationStack.Count - 2];
}
if (previousPage != null)
{
if (previousPage is IPageNavigation)
{
((IPageNavigation)previousPage).OnNavigatedFrom(new NavigationEventArgs(e.Page, NavigationMode.New));
}
}
if (e.Page is IPageNavigation)
{
((IPageNavigation)e.Page).OnNavigatedTo(new NavigationEventArgs(previousPage, NavigationMode.New));
}
}
private void OnPushed(object sender, NavigationEventArgs args)
{
RaiseNavigated(args.Page, args.Page.GetNavigationParameter(), args.Page.GetBringToFront() ? NavigationMode.Refresh : NavigationMode.New, args.Page.GetNavigationContext(false, true));
}
private void OnPopped(object sender, NavigationEventArgs args)
{
RaiseNavigated(CurrentContent, CurrentContent.GetNavigationParameter(), NavigationMode.Back, CurrentContent.GetNavigationContext(true, true));
}
private void Element_Pushed(object sender, NavigationEventArgs e) {
//backToggle
var root = this.ContainerElement.GetRootPage();
root.FindChildControl<ToggleButton>("backToggle").Visibility = Windows.UI.Xaml.Visibility.Visible;
root.FindChildControl<ToggleButton>("splitViewToggle").Visibility = Windows.UI.Xaml.Visibility.Collapsed;
}
private void HandleNavigationPushed(object sender, NavigationEventArgs e)
{
var canNavigateBack = ((NavigationPage)sender).Navigation.NavigationStack.Count > 1;
this.UpdateHomeAsUpIndicator(canNavigateBack);
}
private void OnNavigation(Object sender, NavigationEventArgs e)
{
Navigation.UpdateToolbarItems();
}
private void HandlePopped(object sender, NavigationEventArgs e)
{
var item = NavigationBar.Items.Last();
if (((ExtendedNavigationPage)Element).ShowBackButton)
{
if (leftIconBarButtonItem == null)
{
CreateBackButton();
}
item.LeftItemsSupplementBackButton = false;
item.LeftBarButtonItem = leftIconBarButtonItem;
}
}
private void OnPopped(object sender, NavigationEventArgs args)
{
var page = CurrentContent as Page;
RaiseNavigated(CurrentContent, page.GetNavigationParameter(), NavigationMode.Back);
}
private void OnPushed(object sender, NavigationEventArgs args)
{
var bringToFront = _bringToFront;
_bringToFront = false;
RaiseNavigated(args.Page, args.Page.GetNavigationParameter() as string, bringToFront ? NavigationMode.Refresh : NavigationMode.New);
}
private void CustomNavigationPage_Pushed(object sender, NavigationEventArgs e)
{
//page added to view, so check if we need to subscribe.
HandleEvent(e.Page, true);
}
private void CustomNavigationPage_Popped(object sender, NavigationEventArgs e)
{
//page removed from view, so check if we need to unsubscribe.
HandleEvent(e.Page, false);
}
private void OnPushed(object sender, NavigationEventArgs args)
{
RaiseNavigated(args.Page, args.Page.GetNavigationParameter() as string, NavigationMode.New);
}
void navPage_Pushed(object sender, NavigationEventArgs e)
{
Debug.WriteLine("Page popped {0}", e.Page.Title);
}
private void OnPushed(object sender, NavigationEventArgs args)
{
RaiseNavigated(args.Page, args.Page.GetNavigationParameter(), NavigationMode.New);
}
private static void PagePopped(object sender, NavigationEventArgs e)
{
DisposePage(e.Page as IDisposable);
}
/// <summary>
/// Method called when a page is popped off the Navigation stack,
/// or when we pop to root.
/// </summary>
/// <param name="sender">NavigationPage</param>
/// <param name="e">Details</param>
void OnPagePopped(object sender, Xamarin.Forms.NavigationEventArgs e)
{
NavigatedBack?.Invoke(this, EventArgs.Empty);
}
void _rootNavigationPage_Pushed(object sender, NavigationEventArgs e)
{
_synchroniseNavigation(NavigationDirection.Forward);
}
private void OnPopped(object sender, NavigationEventArgs args)
{
var page = CurrentContent as Page;
RaiseNavigated(CurrentContent, page.GetNavigationParameter() as string, NavigationMode.Back);
}
void _rootNavigationPage_PoppedToRoot(object sender, NavigationEventArgs e)
{
_popRoot();
}
private void HandleNavigationPoppedToRoot(object sender, NavigationEventArgs e)
{
this.UpdateHomeAsUpIndicator(false);
}
void _rootNavigationPage_Popped(object sender, NavigationEventArgs e)
{
_synchroniseNavigation(NavigationDirection.Back);
}
private void OnPagePopped(object s, NavigationEventArgs e)
{
return;
if (e.Page == page) {
var androidMapView2 = (MapView)Control;
androidMapView2.Map.Clear ();
androidMapView2.Map.Dispose ();
androidMapView2 = null;
this.Dispose (true);
navPage.Popped -= OnPagePopped;
page = null;
navPage = null;
GC.Collect (1);
}
}
/// <summary>
/// Handles the popped to root.
/// </summary>
/// <param name="sender">Sender of event.</param>
/// <param name="e">Navigation event arguments.</param>
private void HandlePoppedToRoot(object sender, NavigationEventArgs e)
{
lock (syncRoot)
{
transition = false;
}
}
