protected override void OnNavigatedTo( NavigationEventArgs e )
{
base.OnNavigatedTo( e );
NavigationHandler.InsertHandlerOnNavigatedBack( StepSubProcedures );
MessageBus.OnDelivery += MessageBus_OnDelivery;
if ( e.Parameter != null )
{
string OpeningFile = ( string ) e.Parameter;
RootManager = PM = new ProcManager();
ProcChains.Clear();
SelectedItem = null;
UpdateVisualData();
try
{
ProcManager.PanelMessage( ID, Res.SSTR( "Reading", OpeningFile ), LogType.INFO );
ReadProcedures( OpeningFile );
ProcManager.PanelMessage( ID, () => Res.RSTR( "ParseOK" ), LogType.INFO );
UpdateVisualData();
TargetFile = OpeningFile;
}
catch ( Exception ex )
{
ProcManager.PanelMessage( ID, ex.Message, LogType.ERROR );
ProcManager.PanelMessage( ID, () => Res.RSTR( "InvalidXML" ), LogType.ERROR );
}
}
}
private void StepSubProcedures( object sender, XBackRequestedEventArgs e )
{
if ( 0 < ProcChains.Count )
{
e.Handled = true;
SelectedItem = ProcChains.Last();
EditProcedure();
ProcChains.Remove( SelectedItem );
if ( 0 < ProcChains.Count )
{
SubEdit( ProcChains.Last() );
return;
}
}
if( !e.Handled )
{
Dispose();
return;
}
PM = RootManager;
UpdateVisualData();
}
private void SubEdit( Procedure Proc )
{
if ( !ProcChains.Contains( Proc ) )
{
ProcChains.Add( Proc );
}
PM = ( Proc as ISubProcedure ).SubProcedures;
UpdateVisualData();
}
private async void OpenProcedures( object sender, RoutedEventArgs e )
{
bool Yes = false;
StringResources stx = new StringResources( "/libtaotu/Message" );
MessageDialog Msg = new MessageDialog( stx.Str( "ConfirmDiscard" ) );
Msg.Commands.Add( new UICommand( stx.Str( "Yes" ), x => Yes = true ) );
Msg.Commands.Add( new UICommand( stx.Str( "No" ) ) );
await Popups.ShowDialog( Msg );
if ( !Yes ) return;
RootManager = PM = new ProcManager();
ProcChains.Clear();
SelectedItem = null;
UpdateVisualData();
try
{
// Remove the file
new AppStorage().DeleteFile( TargetFile );
IStorageFile ISF = await AppStorage.OpenFileAsync( ".xml" );
if ( ISF == null ) return;
ProcManager.PanelMessage( ID, Res.RSTR( "Reading", ISF.Name ), LogType.INFO );
ReadXReg( new XRegistry( await ISF.ReadString(), TargetFile ) );
ProcManager.PanelMessage( ID, () => Res.RSTR( "ParseOK" ), LogType.INFO );
UpdateVisualData();
}
catch( Exception ex )
{
ProcManager.PanelMessage( ID, ex.Message, LogType.ERROR );
ProcManager.PanelMessage( ID, () => Res.RSTR( "InvalidXML" ), LogType.ERROR );
}
}
private void ShowProcContext( object sender, RightTappedRoutedEventArgs e )
{
Grid G = sender as Grid;
FlyoutBase.ShowAttachedFlyout( G );
SelectedItem = G.DataContext as Procedure;
}
private void RemoveProcedure( object sender, RoutedEventArgs e )
{
if ( SelectedItem == null ) return;
PM.RemoveProcedure( SelectedItem );
SelectedItem = null;
}
public ProcConvoy( Procedure Dispatcher, object Payload )
{
this.Dispatcher = Dispatcher;
this.Payload = Payload;
}