public NavigatingEventArgs(NavigatingCancelEventArgs e, Page page)
{
NavigationMode = e.NavigationMode;
PageType = e.SourcePageType;
Parameter = e.Parameter;
Page = page;
}
public void RaiseNavigating(NavigatingCancelEventArgs args)
{
if (Navigating != null)
{
Navigating(this, args);
}
}
protected override void OnNavigatingFrom(NavigatingCancelEventArgs e)
{
base.OnNavigatingFrom(e);
MainMap.MapControl.ActualCameraChanged -= MainMap_ActualCameraChanged;
BandwidthManager.EffectiveBandwidthOptionsChanged -= BandwidthManager_EffectiveBandwidthOptionsChanged;
MainMap.UnhookLocationEvents();
}
protected override void OnNavigatingFrom(NavigatingCancelEventArgs e)
{
if (!(e.Parameter is bool))
return;
bool navigatingRight = (bool)e.Parameter;
EntranceAnimation.FromHorizontalOffset = navigatingRight ? -300 : 300;
}
/// <summary>
/// Occurs before navigation
/// </summary>
/// <param name="sender"> The event sender. </param>
/// <param name="e"> The event args. </param>
protected virtual void OnNavigating(object sender, NavigatingCancelEventArgs e)
{
var handler = Navigating;
if (handler != null)
handler(sender, e);
if (e.Cancel) return;
var view = _frame.Content as FrameworkElement;
if (view == null) return;
var guard = view.DataContext as ICloseGuard;
if (guard != null)
{
var task = guard.CanCloseAsync();
if (!task.IsCompleted)
throw new NotSupportedException("Async task is not supported.");
if (!task.Result)
{
e.Cancel = true;
return;
}
}
var deactivator = view.DataContext as IDeactivate;
if (deactivator != null)
{
deactivator.Deactivate(CanCloseOnNavigating(sender, e));
}
}
protected override void OnNavigatingFrom(NavigatingCancelEventArgs e)
{
if (Animating)
{
CompositionTarget.Rendering -= AdvanceAnimation;
}
}
protected override void OnNavigatingFrom(NavigatingCancelEventArgs e)
{
SpreadingPlotView.Model = null;
SpreadingPlotView = null;
base.OnNavigatingFrom(e);
}
protected override void OnNavigatingFrom(NavigatingCancelEventArgs e)
{
// Before we navigate away from the page, we want to generate a new _persistedPosition string. This string contains the key of the item at the top of the
// viewing window (generated by the function GetKey) and the offset of that item.
RestoreScrollPositionSample._persistedPosition = ListViewPersistenceHelper.GetRelativeScrollPosition(this.ItemsListView, this.GetKey);
base.OnNavigatingFrom(e);
}
protected override void OnNavigatingFrom(NavigatingCancelEventArgs e)
{
CashFlowUserControl.Dispose();
CategorySpreadingUserControl.Dispose();
base.OnNavigatingFrom(e);
}
protected override void OnNavigatingFrom(NavigatingCancelEventArgs e)
{
base.OnNavigatingFrom(e);
RossPathDisplay.CleanUp();
//viewModel.CleanUpForPageChange();
this.viewModel = null;
}
private void ComponentActivatorOnNavigating(object sender, NavigatingCancelEventArgs e)
{
if (e.NavigationMode == NavigationMode.New)
{
_storageCoordinator.Save(StorageMode.Temporary);
}
}
protected override void OnNavigatingFrom(NavigatingCancelEventArgs e)
{
controller.RemoveListener(listener);
controller.Dispose();
base.OnNavigatingFrom(e);
}
public NavigatingEventArgs(DeferralManager manager, NavigatingCancelEventArgs e, Page page, object parameter) : this(manager)
{
NavigationMode = e.NavigationMode;
PageType = e.SourcePageType;
Page = page;
Parameter = parameter;
}
protected override void OnNavigatingFrom(NavigatingCancelEventArgs e)
{
base.OnNavigatingFrom(e);
var viewModel = DataContext as INavigationAware;
if (viewModel != null)
viewModel.OnNavigatingFrom(new NavigatingCancelContext(true, (NavigationMode)e.NavigationMode, () => e.Cancel, (cancel) => e.Cancel = cancel));
}
protected override void OnNavigatingFrom(NavigatingCancelEventArgs e)
{
base.OnNavigatingFrom(e);
SystemNavigationManager.GetForCurrentView().AppViewBackButtonVisibility = AppViewBackButtonVisibility.Collapsed;
SystemNavigationManager.GetForCurrentView().BackRequested -= this.Zoom_BackRequested;
SemanticZoom.ViewChangeStarted -= SemanticZoom_ViewChangeStarted;
}
public NavigatingArgs(NavigatingCancelEventArgs e)
{
NavigationMode = e.NavigationMode.ToNavigationModes();
NavigationTransitionInfo = e.NavigationTransitionInfo;
Parameter = e.Parameter;
SourcePageType = e.SourcePageType;
}
private void FacadeNavigatingCancelEventHandler(object sender, NavigatingCancelEventArgs e)
{
foreach (var handler in _navigatingEventHandlers)
{
handler(this, new EventArgs());
}
}
protected override void OnNavigatingFrom(NavigatingCancelEventArgs e)
{
if (ScenarioDisableButton.IsEnabled)
{
ScenarioDisable();
}
}
protected override void OnNavigatingFrom(NavigatingCancelEventArgs e)
{
((BIRCViewModel)currentDataContext).GetSelectedConnection().OnAddHistory -= MainPage_OnAddHistory;
((BIRCViewModel)currentDataContext).OnBeforeServerSelectionChanged -= CurrentDataContext_OnBeforeServerSelectionChanged;
((BIRCViewModel)currentDataContext).OnAfterServerSelectionChanged -= CurrentDataContext_OnAfterServerSelectionChanged;
Loaded -= MainPage_Loaded;
}
protected override void OnNavigatingFrom(NavigatingCancelEventArgs e)
{
azureConnector.OnMessageReceived -= AzureConnector_OnMessageReceived;
//this.updateTimer?.Cancel();
base.OnNavigatingFrom(e);
}
public NavigatingCancelEventArgsWrapper([NotNull] NavigatingCancelEventArgs args, string parameter, bool bringToFront)
{
Should.NotBeNull(args, nameof(args));
_args = args;
_parameter = parameter;
_bringToFront = bringToFront;
}
protected virtual void OnNavigating(object sender, NavigatingCancelEventArgs e)
{
ExternalNavigatingHandler(sender, e);
if (e.Cancel)
return;
var view = frame.Content as FrameworkElement;
if (view == null)
return;
var guard = view.DataContext as IGuardClose;
if (guard != null)
{
var shouldCancel = false;
guard.CanClose(result => { shouldCancel = !result; });
if (shouldCancel)
{
e.Cancel = true;
return;
}
}
var deactivator = view.DataContext as IDeactivate;
if (deactivator != null)
{
deactivator.Deactivate(CanCloseOnNavigating(sender, e));
}
}
// Cleanup scenario when it is about to be unloaded.
protected override void OnNavigatingFrom(NavigatingCancelEventArgs e)
{
if (m_scenario1ViewModel != null)
{
m_scenario1ViewModel.ScenarioCleanup();
}
}
/// <summary>
/// Invoked when the application is navigating away from this page
/// </summary>
/// <param name="e"></param>
protected override void OnNavigatingFrom(NavigatingCancelEventArgs e)
{
//Unload group images from memory
group.UnloadItemsImages();
base.OnNavigatingFrom(e);
}
private async void OnNavigating(object sender, NavigatingCancelEventArgs e)
{
await QmunicateLoggerHolder.Log(QmunicateLogLevel.Debug, "OnNavigating. SourcePageType=" + e.SourcePageType + " Mode=" + e.NavigationMode);
var handler = Navigating;
if (handler != null)
{
handler.Invoke(sender, e);
}
//if (!e.Cancel)
//{
// switch (e.NavigationMode)
// {
// case NavigationMode.Back:
// NavigatedFrom(e);
// break;
// case NavigationMode.Forward:
// break;
// case NavigationMode.New:
// NavigatedFrom(e);
// break;
// case NavigationMode.Refresh:
// break;
// }
//}
}
protected override void OnNavigatingFrom(NavigatingCancelEventArgs e)
{
DownloadViewModel.Instance.DownloadingCountChannge -= ChangeDownloadingElement;
CommonUtils.DownloadSelectAction -= DownPathSelected;
if (e.NavigationMode == NavigationMode.Back)
_isDownloading = true;
}
protected override void OnNavigatingFrom(NavigatingCancelEventArgs e)
{
// Remove the back button handle
(App.Current as App).BackRequested -= App_BackRequested;
base.OnNavigatingFrom(e);
}
protected override async void OnNavigatingFrom(NavigatingCancelEventArgs e)
{
base.OnNavigatingFrom(e);
Debug.WriteLine(e.SourcePageType);
if (!isSave)//e.parameter 是否放弃
{
if (e.Parameter == null)
{
e.Cancel = true;
MessageDialog dialog = new MessageDialog("你尚未保存更改，是否放弃");
dialog.Commands.Add(new UICommand("放弃") { Id = true });
dialog.Commands.Add(new UICommand("继续编辑") { Id = false });
var result = await dialog.ShowAsync();
if ((bool)result.Id)
{
e.Cancel = false;
Frame.Navigate(e.SourcePageType, true);
}
else
{
e.Cancel = true;
}
}
}
else
{
}
}
public NavigatingEventArgs(NavigatingCancelEventArgs e, Page page)
{
this.Page = page;
this.NavigationMode = e.NavigationMode;
this.PageType = e.SourcePageType;
this.Parameter = e.Parameter?.ToString();
}
protected override void OnNavigatingFrom(NavigatingCancelEventArgs e)
{
base.OnNavigatingFrom(e);
var navigableViewModel = this.DataContext as INavigable;
if (navigableViewModel != null)
navigableViewModel.OnNavigatingFrom(e);
}
protected override void OnNavigatingFrom(Windows.UI.Xaml.Navigation.NavigatingCancelEventArgs e)
{
if (m_SettingsToStorage != null)
{
m_SettingsToStorage.writeDatatoLocalStorage();
}
m_Environment.GPIOEnvironmentConnectors.InitializeActiveBanks();
m_Environment.ProcessorGPIOEvents.Initialize();
m_Environment.ProcessorGPIOEvents.InitializeProcessEvents();
m_Environment.StartConnectors();
base.OnNavigatingFrom(e);
}
/*
* async private void SensorStopConnector()
* {
* // if (m_Connector_SEN0188.ProcessingPackagesStarted)
* {
* await m_Connector_SEN0188.stopProcessingPackagesAsync();
*
* }
*
*
* }
*
*
* async private void SensorStartConnector()
* {
* if (m_serDev != null)
* {
* // if (!m_Connector_SEN0188.ProcessingPackagesStarted)
* {
* TimeSpan _timeOut = TimeSpan.FromMilliseconds(1000);
* m_serDev.BaudRate = (uint)57600;
* m_serDev.WriteTimeout = _timeOut;
* m_serDev.ReadTimeout = _timeOut;
* m_serDev.Parity = Windows.Devices.SerialCommunication.SerialParity.None;
* m_serDev.StopBits = Windows.Devices.SerialCommunication.SerialStopBitCount.One;
* m_serDev.DataBits = 8;
* m_serDev.Handshake = Windows.Devices.SerialCommunication.SerialHandshake.None;
*
*
* m_Sensorinputconfigoptions["UpdateState"] = PropertyValue.CreateInt32(1);
*
* await m_Connector_SEN0188.startProcessingPackagesAsync(m_serDev, m_Sensorinputconfigoptions, m_Sensoroutputconfigoptions);
* }
*
*
* }
*
* }
*/
protected override void OnNavigatingFrom(Windows.UI.Xaml.Navigation.NavigatingCancelEventArgs e)
{
base.OnNavigatingFrom(e);
m_Connector_SEN0188.NotifyChangeState -= Connector_SEN0188_NotifyChangeState;
}
