private void OnNativeBackRequested(object sender, Windows.UI.Core.BackRequestedEventArgs e)
{
var args = new BackRequestedEventArgs();
BackRequested?.Invoke(this, args);
e.Handled = args.Handled;
}
private void App_BackRequested(object sender, Windows.UI.Core.BackRequestedEventArgs e)
{
Frame rootFrame = Window.Current.Content as Frame;
if (rootFrame == null)
{
return;
}
// Navigate back if possible, and if the event has not
// already been handled .
// Navigate back if possible, and if the event has not
// already been handled .
if (rootFrame.CanGoBack && e.Handled == false)
{
Windows.Storage.ApplicationDataCompositeValue composite = (Windows.Storage.ApplicationDataCompositeValue)localSettings.Values["nowReading"];
composite["chapter"] = returnIndex;// this.MasterListView.SelectedIndex;
composite["count"] = this.MasterListView.Items.Count;
composite["offset"] = panoOn ? this.panoView.HorizontalOffset : this.columnView.HorizontalOffset;
localSettings.Values["nowReading"] = composite;
//BookChapters.Chapters.Clear();
e.Handled = true;
rootFrame.GoBack();
}
}
/// <summary>
/// Fired when the user presses the back button.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void PanelManager_BackRequested(object sender, Windows.UI.Core.BackRequestedEventArgs e)
{
// If if anyone else wants to handle this
OnGoBackArgs args = new OnGoBackArgs();
m_onGoBack.Raise(this, args);
// If someone else already reacted don't do anything.
if (args.IsHandled)
{
return;
}
// If we can go back mark it handled
e.Handled = CanGoBack();
if (e.Handled)
{
// Call go back but this might not work, we can't go back while something else is navigating.
// If we can't go back right now just silently ignore the request.
GoBack();
}
else
{
// If we can't go back anymore for the last back show the menu.
// After that let the user leave.
if (!m_finalNavigateHasShownMenu)
{
m_finalNavigateHasShownMenu = true;
e.Handled = true;
ToggleMenu(true);
}
}
}
private void NavigationService_BackEvent(object sender, Windows.UI.Core.BackRequestedEventArgs e)
{
if (!e.Handled)
{
e.Handled = true;
Hide();
}
}
private void App_BackRequested(object sender, Windows.UI.Core.BackRequestedEventArgs e)
{
if (NavigationService.CanGoBack)
{
NavigationService.GoBack();
e.Handled = true;
}
}
private void PopupFrame_BackRequested(object sender, Windows.UI.Core.BackRequestedEventArgs e)
{
if (CanGoBack)
{
e.Handled = true;
GoBack();
}
}
private void App_BackRequested(object sender, Windows.UI.Core.BackRequestedEventArgs e)
{
// Navigate back if possible, and if the event has not
// already been handled .
if (frame.CanGoBack && e.Handled == false)
{
e.Handled = true;
frame.GoBack();
}
}
private void App_BackRequested(object sender, Windows.UI.Core.BackRequestedEventArgs e)
{
Frame frame = Window.Current.Content as Frame;
if (frame.CanGoBack)
{
frame.Navigate(typeof(GamePage));
e.Handled = true; // указываем, что событие обработано
}
}
private void App_BackRequested(object sender, Windows.UI.Core.BackRequestedEventArgs e)
{
Frame frame = Window.Current.Content as Frame;
if (frame.CanGoBack)
{
frame.GoBack();
e.Handled = true;
}
}
private void OnBackRequested(object sender, Windows.UI.Core.BackRequestedEventArgs e)
{
Singleton tmp = Singleton.Instance;
tmp.set_signal("modify_or_simple");
Frame frame = Window.Current.Content as Frame;
frame.Navigate(typeof(MainPage), "");
Window.Current.Content = frame;
Window.Current.Activate();
}
private void OnBackRequested(object sender,
Windows.UI.Core.BackRequestedEventArgs e)
{
// Navigate back if possible, and if the event has not
// already been handled .
if (Window.Current.Content is Frame rootFrame && rootFrame.CanGoBack && e.Handled == false)
{
e.Handled = true;
rootFrame.GoBack();
}
}
private void OnBackRequested(object sender, Windows.UI.Core.BackRequestedEventArgs e)
{
if (root_frame.CanGoBack)
{
e.Handled = true;
root_frame.GoBack();
}
else
{
e.Handled = false;
}
}
private void BackRequested(object sender, Windows.UI.Core.BackRequestedEventArgs e)
{
if (!(Window.Current.Content is Frame rootFrame))
{
return;
}
if (rootFrame.CanGoBack && e.Handled == false)
{
e.Handled = true;
rootFrame.GoBack();
}
}
private void App_BackRequested(object sender, Windows.UI.Core.BackRequestedEventArgs e)
{
Frame rootFrame = Window.Current.Content as Frame;
ItemViewModel.NowPick = null;
if (rootFrame == null)
{
return;
}
// Navigate back if possible, and if the event has not
// already been handled .
rootFrame.Navigate(typeof(MainPage), ItemViewModel);
}
//--------------------------------------------------------Events:---------------------------------------------------------------------\\
#region --Events--
private void AbstractBackRequestPage_BackRequested(object sender, Windows.UI.Core.BackRequestedEventArgs e)
{
Frame rootFrame = Window.Current.Content as Frame;
if (rootFrame == null)
{
return;
}
if (rootFrame.CanGoBack && e.Handled == false)
{
e.Handled = true;
rootFrame.GoBack();
}
}
private void App_BackRequested(object sender, Windows.UI.Core.BackRequestedEventArgs e)
{
Frame Rootframe = Window.Current.Content as Frame;
if (Rootframe == null)
{
return;
}
if (Rootframe.CanGoBack && e.Handled == false)
{
e.Handled = true;
Rootframe.GoBack(new DrillInNavigationTransitionInfo());
}
}
private void App_BackRequested(object sender, Windows.UI.Core.BackRequestedEventArgs e)
{
if (rootFrame == null)
{
return;
}
// Navigate back if possible, and if the event has not already been handled .
if (rootFrame.CanGoBack && e.Handled == false)
{
e.Handled = true;
rootFrame.GoBack();
}
}
private void OnBackRequested(object sender, Windows.UI.Core.BackRequestedEventArgs e)
{
MainPage.ViewModel1.SelectedItem = null;
Frame rootFrame = Window.Current.Content as Frame;
if (rootFrame == null)
{
return;
}
if (rootFrame.CanGoBack && e.Handled == false)
{
e.Handled = true;
rootFrame.GoBack();
}
}
private void OnBackRequested(object sender, Windows.UI.Core.BackRequestedEventArgs e)
{
Frame rootFrame = Window.Current.Content as Frame;
this.BackRequested?.Invoke(sender, e);
if (!e.Handled)
{
if (rootFrame != null && rootFrame.CanGoBack)
{
e.Handled = true;
rootFrame.GoBack();
}
}
}
private void MenuBackRequested(object sender, Windows.UI.Core.BackRequestedEventArgs e)
{
if (PageContent == null)
{
return;
}
// Navigate back if possible, and if the event has not
// already been handled .
if (PageContent.CanGoBack && e.Handled == false)
{
e.Handled = true;
PageContent.GoBack();
}
}
//返回按钮事件
private void AppViewBackRequestedButton(Object sender, Windows.UI.Core.BackRequestedEventArgs args)
{
if (InfoWebView.CanGoBack)
{
InfoWebView.GoBack();
}
else
{
WebView_Grid.Visibility = Visibility.Collapsed;
Button_Grid.Visibility = Visibility.Visible;
HideBackRequestedButton();
args.Handled = true;
}
}
private async void MainPage_BackRequested(object sender, Windows.UI.Core.BackRequestedEventArgs e)
{
e.Handled = true;
var msg = new MessageDialog("Are you handsome?");
var okBtn = new UICommand("Yes");
var kindaBtn = new UICommand("Kinda");
msg.Commands.Add(okBtn);
msg.Commands.Add(kindaBtn);
IUICommand result = await msg.ShowAsync();
if (result != null && result.Label.Equals("Yes"))
{
Application.Current.Exit();
}
}
private async void MainPage_BackRequested(object sender, Windows.UI.Core.BackRequestedEventArgs e)
{
e.Handled = true;
var msg = new MessageDialog("Would you like to exit?");// when the user hits the back button they'll be ask would they like to exit
var okBtn = new UICommand("Yes");
var kindaBtn = new UICommand("No");
msg.Commands.Add(okBtn);
msg.Commands.Add(kindaBtn);
IUICommand result = await msg.ShowAsync();
if (result != null && result.Label.Equals("Yes"))
{
Application.Current.Exit();
}
}
private void App_BackRequested(object sender, Windows.UI.Core.BackRequestedEventArgs e)
{
Frame rootFrame = Window.Current.Content as Frame;
if (rootFrame == null)
{
return;
}
// Navigate back if possible, and if the event has not
// already been handled .
if (e.Handled == true)
{
MainWebView.Navigate(new Uri("ms-appx-web:///Assets/blank.html"));
}
}
/// <summary>
/// Default Hardware/Shell Back handler overrides standard Back behavior that navigates to previous app
/// in the app stack to instead cause a backward page navigation.
/// Views or Viewodels can override this behavior by handling the BackRequested event and setting the
/// Handled property of the BackRequestedEventArgs to true.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void OnBackRequested(object sender, Windows.UI.Core.BackRequestedEventArgs e)
{
if (BackRequested != null)
{
BackRequested(this, e);
}
if (!e.Handled)
{
if (RootFrame.CanGoBack)
{
RootFrame.GoBack();
e.Handled = true;
}
}
}
private void AboutPage_BackRequested(object sender, Windows.UI.Core.BackRequestedEventArgs e)
{
Frame rootFrame = Window.Current.Content as Frame;
if (rootFrame == null)
{
return;
}
if (rootFrame.CanGoBack && e.Handled == false)
{
e.Handled = true;
FirstOpen = false;
rootFrame.GoBack();
SystemNavigationManager.GetForCurrentView().AppViewBackButtonVisibility = AppViewBackButtonVisibility.Collapsed;
}
}
public static void App_BackRequested(object sender, Windows.UI.Core.BackRequestedEventArgs e)
{
Frame rootFrame = Window.Current.Content as Frame;
if (rootFrame == null)
{
return;
}
// Navigate back if possible, and if the event has not
// already been handled .
if (rootFrame.CanGoBack && e.Handled == false)
{
e.Handled = true;
rootFrame.GoBack();
}
}
private void OnBackRequested(object sender, Windows.UI.Core.BackRequestedEventArgs e)
{
// Fire the event - allows pages/Viewmodels to override/augment default back navigation behavior
if (BackRequested != null)
{
BackRequested(this, e);
}
if (!e.Handled)
{
Frame frame = Window.Current.Content as Frame;
if (frame.CanGoBack)
{
frame.GoBack();
e.Handled = true;
}
}
}
private void App_BackRequested(object sender,
Windows.UI.Core.BackRequestedEventArgs e)
{
Frame rootFrame = Window.Current.Content as Frame;
if (rootFrame == null)
{
return;
}
// Navigate back if possible, and if the event has not
// already been handled .
if (rootFrame.CanGoBack && e.Handled == false && Frame.SourcePageType == typeof(MasterDetailPage))
{
e.Handled = true;
rootFrame.GoBack();
}
}
private void NavigationFrame_BackRequested(object sender, Windows.UI.Core.BackRequestedEventArgs e)
{
e.Handled = true;
// Close the App if you are on the startpage
if (!this.CanGoBack)
{
Application.Current.Exit();
}
// Navigate back
if (this.CanGoBack)
#pragma warning disable CS4014 // Because this call is not awaited, execution of the current method continues before the call is completed
{
this.GoBack(NavigationType.BackButton);
}
#pragma warning restore CS4014 // Because this call is not awaited, execution of the current method continues before the call is completed
}
